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[deliverable/binutils-gdb.git] / gold / ChangeLog
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94cdfcff
DK		 12009-05-29 Doug Kwan <dougkwan@google.com>
2
3 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4 template class.
5 (class Target_arm): Update comment.
6 (Target_arm::Target_arm): Initialize new data members GOT_,
7 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9 and Target_arm::rel_dyn_section.
10 Declare new_enum Target_arm::Got_type.
11 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
12 and DYNBSS_.
13 Update commments for member do_dynsym_value.
14 (Target_arm::got_size, Target_arm::plt_section,
15 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
16 new methods inside class defintion.
17 (Target_arm::got_section): Define new method.
18 (Target_arm::rel_dyn_section): Same.
19 (Output_data_plt_arm): New template class.
20 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
21 (Output_data_plt_arm:do_adjust_output_section): Define new method.
22 (Output_data_plt_arm::add_entry): Same.
23 (Output_data_plt_arm::first_plt_entry): Define new
24 static data member for PLT instruction template.
25 (Output_data_plt_arm::plt_entry): Same.
26 (Output_data_plt_arm::do_write): Define new method.
27 (Target_arm::make_plt_entry): Same.
28 (Target_arm::do_finalize_sections): Same.
29 (Target_arm::do_dynsym_value): Same.
30
4a657b0d
DK		 312009-05-28 Doug Kwan <dougkwan@google.com>
32
33 * Makefile.am (TARGETSOURCES): Add arm.cc.
34 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
35 * Makefile.in: Regenerate.
36 * arm.cc: New file.
37 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
38
e7ae8c36
DK		 392009-05-26 Doug Kwan <dougkwan@google.com>
40
41 * options.cc (General_options::parse_exclude_libs). Fix a comment.
42 (General_options::check_excluded_libs): Strip off directories in
43 archive name before matching like GNU ld does.
44 * testsuite/Makefile.am (MOSTLYCLEANFILES,
45 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
46 (exclude_libs_test_LDFLAGS): Add linker option
47 -Wl,--exclude-libs,libexclude_libs_test_3
48 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
49 an explicit archive without using -l.
50 (alt/libexclude_libs_test_3.a): New make rule.
51 * testsuite/Makefile.in: Regenerate.
52 * testsuite/exclude_libs_test.c : Declare lib3_default().
53 (main): Call it.
54 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
55 * exclude_libs_test_3.c: New file.
56
f12e7348
NC		 572009-05-26 Nick Clifton <nickc@redhat.com>
58
59 * po/id.po: New Indonesian translation.
60 * po/gold.pot: Updated template file.
61
4daadc0d
ST		 622009-05-22 Sriraman Tallam <tmsriram@google.com>
63
64 * testsuite/Makefile.am: Add -ffunction-sections to compile
65 gc_comdat_test files. Add -Wl,--gc-sections to build
66 gc_comdat_test.
67 * testsuite/Makefile.in: Regenerate.
68 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
69
531813ad
ST		 702009-05-21 Sriraman Tallam <tmsriram@google.com>
71
72 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
73 kept comdat section was garbage collected.
74 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
75 * testsuite/Makefile.in: Regenerate.
76 * testsuite/gc_comdat_test.sh: New file.
77 * testsuite/gc_comdat_test_1.cc: New file.
78 * testsuite/gc_comdat_test_2.cc: New file.
79
65514900
CC		 802009-05-19 Doug Kwan <dougkwan@google.com>
81
82 * archive.cc (Archive::Archive): Move constructor from archive.h
83 to here. Initialize no_export_.
84 (Archive::get_elf_object_for_member): Set no_export flag of object.
85 * archive.h (Archive::Archive): Move constructor body to
86 archive.cc.
87 (Archive::no_export): New method.
88 (Archive::no_export_): New field.
89 * object.h (Object::Object): Initialize no_export_ to false.
90 (Object::no_export, Object::set_no_export): New methods.
91 (Object::no_export_): New field.
92 * options.cc (General_options::parse_exclude_libs): New method.
93 (General_options::check_excluded_libs) Same.
94 * options.h (exclude_libs): New option.
95 (General_options::check_excluded_libs): New method declaration.
96 (General_options::excluded_libs_): New field.
97 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
98 default or protected visibility if an object has no-export flag set.
99 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
100 (check_SCRIPTS): Add exclude_libs_test.sh.
101 (check_DATA): Add exclude_libs_test.syms.
102 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
103 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
104 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
105 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
106 (exclude_libs_test.syms, libexclude_libs_test_1.a,
107 libexclude_libs_test_2.a): New rules.
108 * testsuite/Makefile.in: Regenerate.
109 * testsuite/exclude_libs_test.c: New file.
110 * testsuite/exclude_libs_test.sh: Ditto.
111 * testsuite/exclude_libs_test_1.c: Ditto.
112 * testsuite/exclude_libs_test_2.c: Ditto.
113
1b77ea50
ILT		 1142009-05-15 Ian Lance Taylor <iant@google.com>
115
116 * configure.ac: Check for declarations for cases where libiberty.h
117 checks HAVE_DECL_xxx.
118 * configure, config.in: Rebuild.
119
072fe7ce
ILT		 1202009-05-15 Mikolaj Zalewski <mikolajz@google.com>
121
122 * gold.h (Incremental_argument_list): Remove (invalid) forward
123 declaration.
124 * incremental.cc (Incremental_inputs::report_achive): New method.
125 (Incremental_inputs::report_object): New method.
126 (Incremental_inputs::report_script): New method.
127 (Incremental_inputs::finalize_inputs): New method.
128 (Incremental_inputs::finalize): Call finalize_inputs().
129 (Incremental_inputs::sized_create_incremental_inputs_section_data):
130 Create inputs entries.
131 * incremental.h (Incremental_input_type): New enum.
132 (Incremental_inputs::Incremental_input): Initialize new fields.
133 (Incremental_inputs::report_inputs): New method.
134 (Incremental_inputs::report_achive): New method.
135 (Incremental_inputs::report_object): New method.
136 (Incremental_inputs::report_script): New method.
137 (Incremental_inputs::finalize_inputs): New method.
138 (Incremental_inputs::Input_info): New struct.
139 (Incremental_inputs::Input_info_map): New typedef.
140 (Incremental_inputs::lock_): New field.
141 (Incremental_inputs::Inputs_): New field.
142 (Incremental_inputs::Inputs_map): New field.
143 * main.cc (main): Call Incremental_input::report_inputs.
144 * options.h (Input_argument_list): Typedef moved from
145 Input_arguments.
146 (Input_file_group::Files): Remove, use ::Input_argument_list.
147 (Input_file_group::Input_argument_list): Remove, use
148 ::Input_argument_list.
149 * plugin.cc (Plugin_manager::add_input_file): Add error in
150 incremental build.
151 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
152 functions.
153 * script.cc (read_input_script): Call
154 Incremental_input::report_script.
155 * script.h (Script_info): New class.
156
b0481b0b
ILT		 1572009-04-27 Ian Lance Taylor <iant@google.com>
158
159 * x86_64.cc (do_adjust_output_section): Set entsize to
160 plt_entry_size.
161
b22a5a41 1622009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 163
164 * output.cc (Output_file::close): After short writes, continue
165 writing from the correct offset in the buffer being written.
166
40fde488
CD		 1672009-04-23 Chris Demetriou <cgd@google.com>
168
169 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
170 * configure: Regenerate.
171 * config.in: Regenerate.
172 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
173 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
174
3ce2c28e
ILT		 1752009-04-21 Mikolaj Zalewski <mikolajz@google.com>
176
177 * incremental.cc (Incremental_inputs_header_data): Renamed from
178 Incremental_input_header_data.
179 (Incremental_inputs_header_data::data_size): New field.
180 (Incremental_inputs_header_data::put_input_file_count): Renamed
181 from input_file_count.
182 (Incremental_inputs_header_data::put_command_line_offset): Renamed
183 from command_line_offset.
184 (Incremental_inputs_header_data::put_reserved): Renamed from
185 put_reserved.
186 (Incremental_inputs_entry_data): Renamed from
187 Incremental_input_entry_data.
188 (Incremental_inputs_entry_data::data_size): New field.
189 (Incremental_inputs::report_command_line): New method.
190 (Incremental_inputs::finalize): New method.
191 (Incremental_inputs::create_incremental_inputs_data): New method.
192 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
193 * incremental.h: New file.
194 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
195 (Layout::finalize): Create incremental inputs section in
196 incremental builds.
197 (Layout::create_incremental_info_sections): New method.
198 * layout.h (Layout::incremental_inputs): New method.
199 (Layout::create_incremental_info_sections): New method.
200 (Layout::incremental_inputs_): New field.
201 * main.cc (main): Notify Incremental_input of the command line.
202
e55bde5e
ILT		 2032009-04-01 Ian Lance Taylor <iant@google.com>
204 Mikolaj Zalewski <mikolajz@google.com>
205
206 * gold.h (reserve_unordered_map): Define, three versions, one for
207 each version of Unordered_map.
208 * layout.cc (Layout::Layout): Remove options parameter. Add
209 number_of_input_files parameter. Don't initialize options_.
210 Initialize number_of_input_files_ and resized_signatures_. Move
211 sections_are_attached_.
212 (Layout::layout_group): Reserve space for group_signatures_.
213 (Layout::find_or_add_kept_section): Change name parameter to be a
214 reference. Resize signatures_ map when it gets large enough.
215 (Layout::layout_eh_frame): Use parameters->options() instead of
216 this->options_.
217 (Layout::make_output_section): Likewise.
218 (Layout::attach_allocated_section_to_segment): Likewise.
219 (Layout::finalize, Layout::create_executable_stack): Likewise.
220 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
221 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
222 * layout.h (class Layout): Update declarations. Remove options_
223 field. Add number_of_input_files_ and resized_signatures_
224 fields. Move sections_are_attached_ field.
225 * main.cc (main): Pass number of input files to Layout
226 constructor. Don't pass options.
227
154b857c
ILT		 2282009-03-30 Ian Lance Taylor <iant@google.com>
229
230 * ffsll.c (ffsll): Correct implementation.
231
2f35ab9b
ILT		 2322009-03-27 Ian Lance Taylor <iant@google.com>
233
fd03461a
ILT		 234 * ffsll.c: New file.
235 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
236 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
237 * ftruncate.c (ftruncate): Declare before definition.
238 * mremap.c (mremap): Likewise.
239 * pread.c (pread): Likewise.
240 * configure, Makefile.in, config.in: Rebuild.
241
2f35ab9b
ILT		 242 * mremap.c: New file.
243 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
244 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
245 (mremap): Declare if HAVE_MREMAP is not defined.
246 * configure, Makefile.in, config.in: Rebuild.
247
33aea2fd
CC		 2482009-03-27 Cary Coutant <ccoutant@google.com>
249
250 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
251 position independent.
252 * sparc.cc (Target_sparc::check_non_pic): Likewise.
253 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
254
6d479619
CC		 2552009-03-24 Cary Coutant <ccoutant@google.com>
256
257 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
258 an executable.
259 (needs_dynamic_reloc): Likewise.
260
afc06bb8
ILT		 2612009-03-24 Ian Lance Taylor <iant@google.com>
262
263 * yyscript.y (file_cmd): Recognize EXTERN.
264 (extern_name_list, extern_name_list_body): New nonterminals.
265 * script.cc (script_add_extern): Define.
266 * script-c.h (script_add_extern): Declare.
267
f6060a4d
ILT		 2682009-03-24 Rafael Avila de Espindola <espindola@google.com>
269
270 * object.cc (is_elf_object): Define.
271 * object.h (is_elf_object): Declare.
272 * archive.cc (Archive::get_elf_object_for_member): Call
273 is_elf_object.
33aea2fd 274 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 275
26736d8e
ILT		 2762009-03-24 Elliott Hughes <enh@google.com>
277
278 * output.cc (Output_file::map_anonymous): Define.
279 (Output_file::map): Use map_anonymous. If the regular mmap fails,
280 try an anonymous one. Report the size if the mmap fails.
281 * output.h (class Output_file): Declare map_anonymous.
282
22fd9730
ILT		 2832009-03-24 Ian Lance Taylor <iant@google.com>
284
285 * target-select.cc (instantiate_target): Don't acquire the lock if
286 the instantiated_target_ field has already been set.
287
cb010894
ILT		 2882009-03-23 Ian Lance Taylor <iant@google.com>
289
7f055c20
ILT		 290 * gold-threads.h (class Initialize_lock): Define.
291 * gold-threads.cc (class Initialize_lock_once): Define.
292 (initialize_lock_control): New static variable.
293 (initialize_lock_pointer): New static variable.
294 (initialize_lock_once): New static function.
295 (Initialize_lock::Initialize_lock): Define.
296 (Initialize_lock::initialize): Define.
297 * target-select.h: Include "gold-threads.h".
298 (class Target_selector): Add lock_ and initialize_lock_ fields.
299 Don't define instantiate_target, just declare it.
300 * target-select.cc (Target_selector::Target_selector): Initialize
301 new fields.
302 (Target_selector::instantiate_target): Define.
303 * descriptors.h: Include "gold-threads.h".
304 (class Descriptors): Add initialize_lock_ field.
305 * descriptors.cc (Descriptors::Descriptors): Initialize new
306 field.
307 (Descriptors::open): Use initialize_lock_ field
308 * errors.h (class Errors): Add initialize_lock_ field.
309 * errors.cc (Errors::Errors): Initialize new field.
310 (Errors::initialize_lock): Use initialize_lock_ field.
311 * powerpc.cc (class Target_selector_powerpc): Remove
312 instantiated_target_ field. In do_recognize call
313 instantiate_target rather than do_instantiate_target. In
314 do_instantiate_target just allocate a new target.
315 * sparc.cc (class Target_selector_sparc): Likewise.
316
36959681
ILT		 317 * freebsd.h: New file.
318 * i386.cc: Include "freebsd.h".
319 (Target_i386): Derive from Target_freebsd rather than
320 Sized_target.
321 (Target_selector_i386): Derive from Target_selector_freebsd rather
322 than Target_selector.
323 * x86_64.cc: Include "freebsd.h".
324 (Target_x86_64): Derive from Target_freebsd rather than
325 Sized_target.
326 (Target_selector_x86_64): Derive from Target_selector_freebsd
327 rather than Target_selector.
328 * target.h (class Target): Add adjust_elf_header and
329 do_adjust_elf_header.
330 * output.cc (Output_file_header:: do_sized_write): Call target
331 adjust_elf_header routine.
332 * configure.tgt: Set targ_osabi.
333 * configure.ac: Define GOLD_DEFAULT_OSABI.
334 * parameters.cc (Parameters::default_target): Pass
335 GOLD_DEFAULT_OSABI to select_target.
336 * target-select.h (class Target_selector): Make instantiate_target
337 protected rather than private.
338 * Makefile.am (HFILES): Add freebsd.h.
339 * configure, Makefile.in, config.in: Rebuild.
340
cb010894
ILT		 341 * merge.cc (do_add_input_section): Correct pend value. Change
342 message about last entry not being null terminated from error to
343 warning.
344
0e879927
ILT		 3452009-03-20 Mikolaj Zalewski <mikolajz@google.com>
346
347 * incremental.cc: New file.
348 * Makefile.am (CCFILES): Add incremental.cc.
349 * Makefile.in: Rebuild.
350
41105937
PP		 3512009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
352
353 * layout.cc (Layout::output_section_name): Preserve names
354 of '.note.' sections.
355
60439920
ILT		 3562009-03-19 Ian Lance Taylor <iant@google.com>
357
358 * descriptors.cc (Descriptors::open): Check that the options are
359 valid before using them.
360
0d371ad3
ILT		 3612009-03-18 Ian Lance Taylor <iant@google.com>
362
363 * script-sections.h: Include <list>.
364 (class Script_sections): Change Sections_elements from std::vector
365 to std::list. Typedef public Elements_iterator. Add
366 orphan_section_placement_, data_segment_align_start_, and
367 saw_data_segment_align_ fields. Remove data_segment_align_index_
368 field.
369 * script-sections.cc (class Orphan_section_placement): New class.
370 (class Sections_element): Add virtual functions is_relro and
371 orphan_section_init. Remove virtual function place_orphan_here.
372 (class Output_section_definition): Add is_relro and
373 orphan_section_init. Remove place_orphan_here.
374 (class Orphan_output_section): Likewise.
375 (Script_sections::Script_sections): Update for field changes.
376 (Script_sections::data_segment_align): Set saw_data_segment_align_
377 and data_segment_align_start_, not data_segment_align_index.
378 (Script_sections::data_segment_relro_end): Check
379 saw_data_segment_align_. Use data_segment_align_start_ rather
380 than data_segment_align_index_.
381 (Script_sections::place_orphan): Rewrite to use
382 Orphan_section_placement.
383
9201d894
ILT		 3842009-03-17 Ian Lance Taylor <iant@google.com>
385
9c5b8369
ILT		 386 * archive.cc (Archive::add_symbols): Check for a version attached
387 to the symbol name in the archive map.
388 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
389 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
390 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
391 (ver_test_11.a): New target.
392 * testsuite/Makefile.in: Rebuild.
393
9201d894
ILT		 394 * configure.ac: Check for chsize and posix_fallocate. Replace
395 ftruncate.
396 * ftruncate.c: New file, from gnulib.
397 * output.cc (posix_fallocate): Define dummy version if not
398 HAVE_POSIX_FALLOCATE.
399 (Output_file::map): Call posix_fallocate rather than lseek and
400 write.
401 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
402 * configure, Makefile.in, config.in: Rebuild.
403
ef4ab7a8
PP		 4042009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
405
406 * layout.h (Layout::create_note): Add section_name parameter.
407 * layout.cc (Layout::create_note): Likewise.
408 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
409
8c500701
ILT		 4102009-03-17 Ian Lance Taylor <iant@google.com>
411
e85b18e1
ILT		 412 * descriptors.cc: Include "options.h".
413 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
414 (Descriptors::open): Always use O_CLOEXEC when opening a new
415 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
416 then set FD_CLOEXEC.
417
9efe6174
ILT		 418 * sparc.cc (class Target_sparc): Add has_got_section.
419 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
420 make sure we have a GOT section.
421
422 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
423 (Target_sparc::Scan::local): Likewise.
424 (Target_sparc::Scan::global): Likewise.
425 (Target_sparc::Relocate::relocate): Likewise.
426 (Target_sparc::Relocate::relocate_tls): Likewise.
427
8c500701
ILT		 428 * symtab.cc (Symbol_table::define_default_version): New function,
429 broken out of add_from_object.
430 (Symbol_table::add_from_object): Call define_default_version.
431 (Symbol_table::define_special_symbol): Add resolve_oldsym
432 parameter. Change all callers. If the version for a symbol comes
433 from a version script, resolve it with the symbol with the same
434 name with no version. Also add the symbol without a version if
435 appropriate.
436 (do_define_in_output_data): If resolving with oldsym, don't delete
437 sym.
438 (do_define_in_output_segment): Likewise.
439 (do_define_as_constant): Likewise.
440 * symtab.h (class Symbol_table): Update declarations.
441
f1ed28fb
ILT		 4422009-03-13 Ian Lance Taylor <iant@google.com>
443
15f8229b
ILT		 444 * readsyms.cc (Read_symbols::incompatible_warning): New function.
445 (Read_symbols::requeue): New function.
446 (Read_symbols::do_read_symbols): If make_elf_object fails because
447 the target type is not configured, and the file was searched for,
448 issue a warning and retry with the next directory.
449 (Add_symbols::run): If the file has an incompatible format, and
450 it was searched for, requeue the Read_symbols task. On error,
451 release the object.
452 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
453 dirindex parameter to constructor. Change all callers. Declare
454 incompatible_warning and requeue.
455 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
456 input_argument_ and input_group_ fields. Add them to
457 constructor. Change all callers.
458 (class Read_script): Add dirindex_ field. Add it to constructor.
459 Change all callers.
460 * archive.cc (Archive::setup): Remove input_objects parameter.
461 Change all callers.
462 (Archive::get_file_and_offset): Likewise.
463 (Archive::read_all_symbols): Likewise.
464 (Archive::read_symbols): Likewise.
465 (Archive::get_elf_object_for_member): Remove input_objects
466 parameter. Add punconfigured parameter. Change all callers.
467 (Archive::add_symbols): Change return type to bool. Check return
468 value of include_member.
469 (Archive::include_all_members): Likewise.
470 (Archive::include_member): Change return type to bool. Return
471 false if first included object has incompatible target. Set
472 included_member_ field.
473 (Add_archive_symbols::run): If add_symbols returns false, requeue
474 Read_symbols task.
475 * archive.h (class Archive): Add included_member_ field.
476 Initialize it in constructor. Add input_file and searched_for
477 methods. Update declarations.
478 (class Add_archive_symbols): Add dirpath_, dirindex_, and
479 input_argument_ fields. Add them to constructor. Change all
480 callers.
481 * script.cc: Include "target-select.h".
482 (class Parser_closure): Add skip_on_incompatible_target_ and
483 found_incompatible_target_ fields. Add
484 skip_on_incompatible_target parameter to constructor. Change all
485 callers. Add methods skip_on_incompatible_target,
486 clear_skip_on_incompatible_target, found_incompatible_target, and
487 set_found_incompatible_target.
488 (read_input_script): Add dirindex parameter. Change all callers.
489 If parser finds an incompatible target, requeue Read_symbols
490 task.
491 (script_set_symbol): Clear skip_on_incompatible_target in
492 closure.
493 (script_add_assertion, script_parse_option): Likewise.
494 (script_start_sections, script_add_phdr): Likewise.
495 (script_check_output_format): New function.
496 * script.h (read_input_script): Update declaration.
497 * script-c.h (script_check_output_format): Declare.
498 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
499 (ignore_cmd): Remove OUTPUT_FORMAT.
500 * fileread.cc (Input_file::Input_file): Add explicit this.
501 (Input_file::will_search_for): New function.
502 (Input_file::open): Add pindex parameter. Change all callers.
503 * fileread.h (class Input_file): Add input_file_argument method.
504 Declare will_search_for. Update declarations.
505 * object.cc (make_elf_object): Add punconfigured parameter.
506 Change all callers.
507 * object.h (class Object): Make input_file public. Add
508 searched_for method.
509 (make_elf_object): Update declaration.
510 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
511 restart search.
512 * dirsearch.h (class Dirsearch): Update declaration.
513 * options.h (class General_options): Add --warn-search-mismatch.
514 * parameters.cc (Parameters::is_compatible_target): New function.
515 * parameters.h (class Parameters): Declare is_compatible_target.
516 * workqueue.cc (Workqueue::add_blocker): New function.
517 * workqueue.h (class Workqueue): Declare add_blocker.
518
f1ed28fb
ILT		 519 * fileread.cc (Input_file::open): Remove options parameter.
520 Change all callers.
521 (Input_file::open_binary): Likewise.
522 * script.cc (read_input_script): Likewise.
523 * readsyms.h (class Read_symbols): Remove options_ field. Remove
524 options parameter from constructor. Change all callers.
525 (class Read_script): Likewise.
526 * fileread.h (class Input_file): Update declarations.
527 * script.h (read_input_script): Update declaration.
528
34dd024a
NC		 5292009-03-10 Nick Clifton <nickc@redhat.com>
530
531 * po/es.po: New Spanish translation.
532
6d71b17c
CC		 5332009-03-06 Cary Coutant <ccoutant@google.com>
534
535 * options.cc (parse_short_option): Keep dash_z from registering itself.
536
031cdbed
ILT		 5372009-03-03 Ian Lance Taylor <iant@google.com>
538
539 PR 9918
540 * target-reloc.h (relocate_section): Pass output_section to
541 relocate.
542 * i386.cc (Target_i386::should_apply_static_reloc): Add
543 output_section parameter. Change all callers.
544 (Target_i386::Relocate::relocate): Add output_section parameter.
545 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
546 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
547 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
548 * testsuite/two_file_shared.sh: New script.
549 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
550 (check_DATA): Add two_file_shared.dbg.
551 (two_file_shared.dbg): New target.
552 * testsuite/Makefile.in: Rebuild.
553
15d5fa16
ILT		 5542009-03-01 Ian Lance Taylor <iant@google.com>
555
556 * configure.ac: Check for byteswap.h.
557 * configure: Rebuild.
558 * config.in: Rebuild.
559
8a4c0b0d
ILT		 5602009-03-01 Mikolaj Zalewski <mikolajz@google.com>
561
562 * layout.cc (Layout::find_or_add_kept_section): New function.
563 (Layout::add_comdat): Removed.
564 * layout.h (struct Kept_section): Move out of class Layout.
565 Remove trailing underscores from field names. Add group_sections
566 field. Rename group_ field to is_group. Change all uses.
567 (class Layout): Declare find_or_add_kept_section, not add_comdat.
568 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
569 comdat_groups_ field.
570 (Sized_relobj::include_section_group): Use
571 find_or_add_kept_section and Kept_section::group_sections.
572 (Sized_relobj::include_linkonce_section): Likewise.
573 * object.cc (class Sized_relobj): Don't define Comdat_group or
574 Comdat_group_table. Remove find_comdat_group and
575 add_comdat_group. Remove comdat_groups_ field.
576 * plugin.cc (include_comdat_group): Use
577 Layout::find_or_add_kept_section.
578
b4ecf66b
ILT		 5792009-02-28 Ian Lance Taylor <iant@google.com>
580
14359ca0
ILT		 581 * README: --gc-sections and map files are now supported. Document
582 some build requirements.
583
b4ecf66b
ILT		 584 PR 6992
585 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
586 relocatable link set the value of the section symbol to zero.
587 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
588 relocatable link don't include the section address in the local
589 symbol value.
590
0602e05a
ILT		 5912009-02-27 Ian Lance Taylor <iant@google.com>
592
fd9d194f
ILT		 593 PR 6811
594 * options.h (class Search_directory): Add is_system_directory.
595 (class General_options): Declare is_in_system_directory.
596 * options.cc (get_relative_sysroot): Make static.
597 (get_default_sysroot): Make static.
598 (General_optoins::is_in_system_directory): New function.
599 * fileread.cc (Input_file::is_in_system_directory): New function.
600 * fileread.h (class Input_file): Declare is_in_system_directory.
601 * object.h (class Object): Add is_in_system_directory.
602 (class Input_objects): Remove system_library_directory_ field.
603 * object.cc (Input_objects::add_object): Don't set
604 system_library_directory_.
605 (input_objects::found_in_system_library_directory): Remove.
606 * symtab.cc (Symbol_table::write_globals): Remove input_objects
607 parameter. Change all callers.
608 (Symbol_table::sized_write_globals): Likewise.
609 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
610 Call Object::is_in_system_directory.
611 * symtab.h (class Symbol_table): Update declarations.
612
61edd21f
ILT		 613 PR 5990
614 * descriptors.h (Open_descriptor): Add is_on_stack field.
615 * descriptors.cc (Descriptors::open): If the descriptor is on the
616 top of the stack, remove it. Initialize is_on_stack field.
617 (Descriptors::release): Only add pod to stack if it is not on the
618 stack already.
619 (Descriptors::close_some_descriptor): Clear stack_next and
620 is_on_stack fields.
621
e29e076a
ILT		 622 PR 7091
623 * output.cc (Output_section::find_starting_output_address): Rename
624 from starting_output_address; add PADDR parameter; change return
625 type.
626 * output.h (class Output_section): Declare
627 find_starting_output_address instead of starting_output_address.
628 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
629 section symbol for which we can't find a merge section.
630
0602e05a
ILT		 631 PR 9836
632 * symtab.cc (Symbol_table::add_from_object): If the visibility is
633 hidden or internal, force the symbol to be local.
634 * resolve.cc (Symbol::override_visibility): Define.
635 (Symbol::override_base): Use override_visibility.
636 (Symbol_table::resolve): Likewise.
637 (Symbol::override_base_with_special): Likewise.
638 (Symbol_table::override_with_special): If the visibility is hidden
639 or internal, force the symbol to be local.
640 * symtab.h (class Symbol): Add set_visibility and
641 override_visibility.
642 * testsuite/ver_test_1.sh: New file.
643 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
644 (check_DATA): Add ver_test_1.syms.
645 (ver_test_1.syms): New target.
646 * testsuite/Makefile.in: Rebuild.
647
401a9a73
CC		 6482009-02-25 Cary Coutant <ccoutant@google.com>
649
650 * layout.cc (Layout::choose_output_section): Don't rename sections
651 when using a linker script that has a SECTIONS clause.
652 * Makefile.in: Regenerate.
653
654 * testsuite/Makefile.am (script_test_5.sh): New test case.
655 * testsuite/Makefile.in: Regenerate.
656 * testsuite/script_test_5.cc: New file.
657 * testsuite/script_test_5.sh: New file.
658 * testsuite/script_test_5.t: New file.
659
f488e4b0
CC		 6602009-02-13 Rafael Avila de Espindola <espindola@google.com>
661
662 * archive.cc (Archive::include_member): Update calls to add_symbols.
663 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
664 the Layout argument.
665 * dynobj.h (do_add_symbols): Add the Layout argument.
666 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
667 Layout argument.
668 * object.h (Object::add_symbols): Add the Layout argument.
669 (Object::do_add_symbols): Add the Layout argument.
670 (Sized_relobj::do_add_symbols): Add the Layout argument.
671 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
672 Unify the two versions.
673 (Add_plugin_symbols): Remove.
674 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
675 (Sized_pluginobj::do_add_symbols): Unify the two versions.
676 (Add_plugin_symbols): Remove.
677 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
678 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
679 (Add_symbols::run): Make it work with Pulginobj.
680
89dd1680
ILT		 6812009-02-06 Ian Lance Taylor <iant@google.com>
682
683 * object.cc (Sized_relobj::do_layout): Make info message start
684 with lower case letter.
685
266d0a74
ILT		 6862009-02-06 Mikolaj Zalewski <mikolajz@google.com>
687
602b464e
ILT		 688 * binary.cc: Fix file comment.
689
266d0a74
ILT		 690 * options.h (enum Incremental_disposition): Define.
691 (class General_options): Add new options: --incremental,
692 --incremental_changed, --incremental_unchanged,
693 --incremental_unknown. Add incremental_disposition_ and
694 implicit_incremental_ fields.
695 (General_options::incremental_disposition): New function.
696 (class Position_dependent_options): Add incremental_disposition
697 option.
698 (Position_dependent_options::copy_from_options): Set incremental
699 dispositions.
700 * options.cc (General_options::parse_incremental_changed): New
701 function.
702 (General_options::parse_incremental_unchanged): New function.
703 (General_options::parse_incremental_unknown): New function.
704 (General_options::General_options): Initialize new fields
705 incremental_disposition_ and implicit_incremental_.
706 (General_options::finalize): Check for uasge of --incremental-*
707 without --incremental.
708
f073bbf7
CD		 7092009-02-06 Chris Demetriou <cgd@google.com>
710
711 * gold.h (gold_undefined_symbol): Change to take only a Symbol
712 pointer and to report location as the file name associated with
713 the symbol.
714 (gold_undefined_symbol_at_location): New function to replace the
715 old gold_undefined_symbol functionality.
716 * target-reloc.h (relocate_section): Update to use
717 gold_undefined_symbol_at_location.
718 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
719 Call gold_undefined_symbol function rather than gold_error.
720 * errors.h (Errors::undefined_symbol): Take location as a
721 string, rather than calculating it from a relocation.
722 * errors.cc (Errors::fatal): Print "fatal error:" before the
723 formatted message.
724 (Errors::error, Errors::error_at_location): Print "error: "
725 before the formatted message.
726 (Errors::undefined_symbol): Take location as a string, rather
727 than calculating it from a relocation.
728 (gold_undefined_symbol_at_location): New function akin to
729 old gold_undefined_symbol, calculates location from relocation.
730 (gold_undefined_symbol): Change to take only a Symbol pointer
731 and to report location as the file name associated with the symbol.
732 * testsuite/debug_msg.sh: Update for changed error messages.
733 * testsuite/undef_symbol.sh: Likewise.
734
8e94a90c
ILT		 7352009-02-04 Duncan Sands <baldrick@free.fr>
736
737 PR 9812
738 * reduced_debug_output.h
739 (Output_reduced_debug_abbrev_section::failed): Use format for
740 gold_warning.
741 (Output_reduced_debug_info_section::faild): Likewise.
742
88a0e15b
ILT		 7432009-01-31 Mikolaj Zalewski <mikolajz@google.com>
744
745 * script.cc (Lazy_demangler): New class.
746 (Version_script_info::get_symbol_version_helper): Demangle a
747 symbol only once.
748
5efc7cd2
CC		 7492009-01-29 Cary Coutant <ccoutant@google.com>
750
751 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
752 to __tls_get_addr.
753 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
754
e0ebcf42
ILT		 7552009-01-28 Ian Lance Taylor <iant@google.com>
756
5efc7cd2 757 * version.cc (version_string): Bump to 1.9.
75fe7426 758
e0ebcf42
ILT		 759 * gold.h: Include <cstring> and <stdint.h>.
760 * version.cc: Include <cstdio>.
761 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
762 warning.
763 * reduced_debug_output.cc (insert_into_vector): Rename from
764 Insert_into_vector; change all callers. Use Swap_unaligned to
765 avoid aliasing issue; remove union since it is unnecessary.
766
8e2813be 7672009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 768
769 * Makefile.am (CCFILES): Add gc.cc.
770 (HFILES): Add gc.h.
771 * Makefile.in: Regenerate.
772 * gold.cc (Gc_runner): New class.
773 (queue_initial_tasks): Call garbage collection related tasks
774 when corresponding options are invoked.
775 (queue_middle_gc_tasks): New function.
776 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
777 processed early before laying out sections during garbage collection.
778 * gold.h (queue_middle_gc_tasks): New function.
779 (is_prefix_of): Move from "layout.cc".
780 * i386.cc (Target_i386::gc_process_relocs): New function.
781 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
782 * main.cc (main): Create object of class "Garbage_collection".
783 * object.cc (Relobj::copy_symbols_data): New function.
784 (Relobj::is_section_name_included): New function.
785 (Sized_relobj::do_layout): Allow this function to be called twice
786 during garbage collection and defer layout of section during the
787 first call.
788 * object.h (Relobj::get_symbols_data): New function.
789 (Relobj::is_section_name_included): New function.
790 (Relobj::copy_symbols_data): New function.
791 (Relobj::set_symbols_data): New function.
792 (Relobj::get_relocs_data): New function.
793 (Relobj::set_relocs_data): New function.
794 (Relobj::is_output_section_offset_invalid): New pure virtual function.
795 (Relobj::gc_process_relocs): New function.
796 (Relobj::do_gc_process_relocs): New pure virtual function.
797 (Relobj::sd_): New data member.
798 (Sized_relobj::is_output_section_offset_invalid): New function.
799 (Sized_relobj::do_gc_process_relocs): New function.
800 * options.h (General_options::gc_sections): Modify to not be a no-op.
801 (General_options::print_gc_sections): New option.
802 * plugin.cc (Plugin_finish::run): Remove function call to
803 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
804 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
805 * reloc.cc (Read_relocs::run): Add task to process relocs and
806 determine unreferenced sections when doing garbage collection.
807 (Gc_process_relocs): New class.
808 (Sized_relobj::do_gc_process_relocs): New function.
809 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
810 sections that are garbage collected.
811 * reloc.h (Gc_process_relocs): New class.
812 * sparc.cc (Target_sparc::gc_process_relocs): New function.
813 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
814 symbols whose corresponding sections are garbage collected.
815 (Symbol_table::Symbol_table): Add new parameter for the garbage
816 collection object.
817 (Symbol_table::gc_mark_undef_symbols): New function.
818 (Symbol_table::gc_mark_symbol_for_shlib): New function.
819 (Symbol_table::gc_mark_dyn_syms): New function.
820 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
821 as garbage.
822 (Symbol_table::add_from_object): Likewise.
823 (Symbol_table::add_from_relobj): When building shared objects, do not
824 treat externally visible symbols as garbage.
825 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
826 table information for static and relocatable links.
827 * symtab.h (Symbol_table::set_gc): New function.
828 (Symbol_table::gc): New function.
829 (Symbol_table::gc_mark_undef_symbols): New function.
830 (Symbol_table::gc_mark_symbol_for_shlib): New function.
831 (Symbol_table::gc_mark_dyn_syms): New function.
832 (Symbol_table::gc_): New data member.
833 * target.h (Sized_target::gc_process_relocs): New pure virtual
834 function.
835 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
836 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
837
3b293544
CF		 8382009-01-20 Chris Faylor <me.sourceware@sourceware.org>
839
840 * options.h (General_options::gc_sections): Define as a no-op for now.
841 (General_options::no_keep_memory): Ditto.
842 (General_options::Bshareable): Define.
843 * options.cc (General_options::finalize): Honor -Bshareable.
844
83d22aa8
AS		 8452009-01-20 Andreas Schwab <schwab@suse.de>
846
847 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
848 read the value in the contents, since we don't use it. Use the
849 template endianness when writing.
850 (Relocate::relocate): Use it for R_PPC_REL16_HA.
851
cd536b21
AS		 8522009-01-19 Andreas Schwab <schwab@suse.de>
853
854 * configure.tgt (powerpc64-*): Fix targ_obj.
855
99e9a495
ILT		 8562009-01-15 Ian Lance Taylor <iant@google.com>
857
858 * object.cc (Sized_relobj::write_local_symbols): Don't write out
859 local symbols when stripping all symbols.
860
bbbfea06
CC		 8612009-01-14 Cary Coutant <ccoutant@google.com>
862
99e9a495 863 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 864
0f7c0701
CC		 8652009-01-14 Cary Coutant <ccoutant@google.com>
866
867 * archive.cc (Archive::get_elf_object_for_member): Remove call
868 to File_read::claim_for_plugin.
869 * descriptors.cc (Descriptors::open): Remove reference to
870 is_claimed.
871 (Descriptors::claim_for_plugin): Remove.
872 * descriptors.h (Descriptors::claim_for_plugin): Remove.
873 (Descriptors::is_claimed): Remove.
874 (claim_descriptor_for_plugin): Remove.
875 * fileread.cc (File_read::claim_for_plugin): Remove.
876 * fileread.h (File_read::claim_for_plugin): Remove.
877 (File_read::descriptor): Reopen descriptor if necessary.
878 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
879 (Plugin_manager::all_symbols_read): Add task parameter. Change
880 all callers.
881 (Plugin_manager::get_input_file): New function.
882 (Plugin_manager::release_input_file): New function.
883 (Pluginobj::Pluginobj): Add filesize parameter and initialize
884 corresponding data member.
885 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
886 and pass to base constructor. Change all callers.
887 (get_input_file, release_input_file): New functions.
888 (make_sized_plugin_object): Add filesize parameter. Change all callers.
889 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
890 (Plugin_manager::all_symbols_read): Add task parameter.
891 (Plugin_manager::get_input_file): New function.
892 (Plugin_manager::release_input_file): New function.
893 (Plugin_manager::task_): New data member.
894 (Pluginobj::Pluginobj): Add filesize parameter.
895 (Pluginobj::filename): New function.
896 (Pluginobj::descriptor): New function.
897 (Pluginobj::filesize): New function.
898 (Pluginobj::filesize_): New data member.
899 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
900 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
901 File_read::claim_for_plugin; use Object::unlock to unlock the file.
902
903 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
904 with archive libraries.
905 * testsuite/Makefile.in: Regenerate.
906 * testsuite/plugin_test.c (struct sym_info): New type.
907 (get_input_file, release_input_file): New static variables.
908 (onload): Capture new transfer vector entries.
909 (claim_file_hook): Stop reading at end of file according to filesize.
910 Factor out parsing of readelf output into separate function.
911 (all_symbols_read_hook): Exercise get_input_file and release_input_file
912 APIs and get the source file name from the symbol table. Convert
913 source file name to corresponding object file name. Print info
914 message when adding new input files.
915 (parse_readelf_line): New function.
916 * testsuite/plugin_test_1.sh: Add checks for new info messages.
917 * testsuite/plugin_test_2.sh: Likewise.
918 * testsuite/plugin_test_3.sh: Likewise.
919 * testsuite/plugin_test_4.sh: New test case.
920
62a6d109
ILT		 9212009-01-07 Ian Lance Taylor <iant@google.com>
922
923 * version.cc (version_string): Bump to 1.8.
924
483620e8
CC		 9252008-12-23 Cary Coutant <ccoutant@google.com>
926
927 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
928 * plugin.cc (Plugin_manager::finish): Rename as
929 layout_deferred_objects. Move cleanup to separate function.
930 (Plugin_manager::cleanup): New function.
931 (Plugin_finish::run): Call layout_deferred_objects and cleanup
932 separately.
933 * plugin.h (Plugin_manager::finish): Rename as
934 layout_deferred_objects.
935 (Plugin_manager::cleanup): New function.
936 (Plugin_manager::cleanup_done): New field.
937
d66a9eb3
CC		 9382008-12-23 Cary Coutant <ccoutant@google.com>
939
940 * plugin.cc (is_visible_from_outside): New function.
941 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
942 so we don't return "IR only" status for exported symbols or -r links.
943
944 * testsuite/Makefile.am (plugin_test_3): New test case.
945 * testsuite/Makefile.in: Regenerate.
946 * testsuite/plugin_test_3.sh: New file.
947
5995b570
CC		 9482008-12-22 Cary Coutant <ccoutant@google.com>
949
950 * object.cc (Sized_relobj::layout_section): New function.
951 (Sized_relobj::do_layout): Defer layout of input sections until after
952 plugin has provided replacement files.
953 (Sized_relobj::do_layout_deferred_sections): New function.
954 * object.h (Relobj::set_section_offset): Remove virtual keyword.
955 (Relobj::layout_deferred_sections): New function.
956 (Relobj::do_layout_deferred_sections): New function.
957 (Sized_relobj::do_layout_deferred_sections): New function.
958 (Sized_relobj::layout_section): New function.
959 (Sized_relobj::Deferred_layout): New structure.
960 (Sized_relobj::deferred_layout_): New field.
961 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
962 Change all callers. Layout deferred sections.
963 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
964 references.
965 (Plugin_hook::run): Move code from do_plugin_hook inline.
966 (Plugin_hook::do_plugin_hook): Remove.
967 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
968 (Plugin_manager::finish): Renamed, was cleanup.
969 (Plugin_manager::should_defer_layout): New function.
970 (Plugin_manager::add_deferred_layout_object): New function.
971 (Plugin_manager::Deferred_layout_list): New type.
972 (Plugin_manager::deferred_layout_objects_): New field.
973 (Plugin_hook::do_plugin_hook): Remove.
974
ee769c88
ILT		 9752008-12-17 Ian Lance Taylor <iant@google.com>
976
977 * options.h (class General_options): Add --no case for
978 --export-dynamic.
979
abc8dcba
CC		 9802008-12-16 Cary Coutant <ccoutant@google.com>
981
982 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
983 vector.
984 (Plugin_manager::claim_file): Create plugin object even if
985 plugin did not call the add_symbols callback.
986 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
987 asking for more symbols than were added.
988 * testsuite/Makefile.am (plugin_test_1): Add test case with
989 no global symbols.
990 (empty.syms): New target.
991 * testsuite/Makefile.in: Regenerate.
992 * testsuite/plugin_test.c (claim_file_hook): Add new debug
993 message. Don't call add_symbols if no globals.
994 (all_symbols_read_hook): Don't provide replacement for empty
995 claimed file.
996
b0074644
ILT		 9972008-12-12 Ian Lance Taylor <iant@google.com>
998
68943102
ILT		 999 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1000 r_type == 0 for a local symbol with r_sym == 0.
1001 (scan_relocatable_relocs): Pass r_sym to
1002 local_non_section_strategy.
1003 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1004 r_sym parameter.
1005
b0074644
ILT		 1006 * configure.ac: Update test for TLS descriptors: they are
1007 supported as of glibc 2.9.
1008 * configure: Rebuild.
1009
c2508178
ILT		 10102008-12-11 Ian Lance Taylor <iant@google.com>
1011
1012 PR 7091
1013 * target-reloc.h (Default_scan_relocatable_relocs): For each
1014 function, map r_type == 0 to RELOC_DISCARD.
1015
2756a258
CC		 10162008-12-10 Cary Coutant <ccoutant@google.com>
1017
1018 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1019 object to override a kept COMDAT group from a plugin object.
1020
bb6f53d3
ILT		 10212008-12-09 Ian Lance Taylor <iant@google.com>
1022
fbc558e1
ILT		 1023 PR 7088
1024 * yyscript.y (file_cmd): Handle INPUT.
1025
bb6f53d3
ILT		 1026 * testsuite/initpri1.c: Change all declarations to be full
1027 prototypes by adding void, to avoid compiler warnings.
1028
4674ecfc
CC		 10292008-12-05 Rafael Avila de Espindola <espindola@google.com>
1030
1031 * options.cc (General_options::parse_plugin_opt): New.
1032 (General_options::add_plugin): The argument now is just the filename.
1033 (General_options::add_plugin_option): New.
1034 * options.h (plugin_opt): New.
1035 (add_plugin): Change argument name.
1036 (add_plugin_option): New.
1037 * plugin.cc (Plugin::load): Don't parse the plugin option.
1038 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1039 (Plugin::add_option): New.
1040 (Plugin::args_): Change type.
1041 (Plugin::filename_): New.
1042 (Plugin_manager::add_plugin_option): New.
1043 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1044 * testsuite/Makefile.in: Regenerate.
1045
fd06b4aa
CC		 10462008-12-05 Cary Coutant <ccoutant@google.com>
1047
1048 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1049 Handle --strip-lto-sections option.
1050 * options.h (strip_lto_sections): New option.
1051
6c52134c
CC		 10522008-12-01 Cary Coutant <ccoutant@google.com>
1053
1054 * plugin.cc (ld_plugin_message): Change format parameter to const.
1055 Fix mismatch between new[] and delete.
1056
a45248e0
CC		 10572008-11-14 Cary Coutant <ccoutant@google.com>
1058
1059 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1060 instead of -1U.
1061
c82fbeee
CS		 10622008-11-05 Craig Silverstein <csilvers@google.com>
1063
1064 * options.cc (General_options::parse_dynamic_list): New function.
1065 * options.h (General_options): New flags dynamic_list,
1066 dynamic_list_data, dynamic_list_cpp_new, and
1067 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1068 (General_options::in_dynamic_list): New function.
1069 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1070 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1071 (Lex::can_continue_name): Likewise.
1072 (yylex): Likewise.
1073 (read_script_file): New parameter script_options.
1074 (read_dynamic_list): New function.
1075 (Script_options::define_dynamic_list): New function.
1076 (dynamic_list_keyword_parsecodes): New variable.
1077 (dynamic_list_keywords): New variable.
1078 * script.h (Script_options::define_dynamic_list): New function
1079 prototype.
1080 (read_dynamic_list): New function prototype.
1081 * symtab.cc (strprefix): New macro.
1082 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1083 dynamic_list_data, dynamic_list_cpp_new, and
1084 dynamic_list_cpp_typeinfo.
1085 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1086 (dynamic_list_expr): New rule.
1087 (dynamic_list_nodes): Likewise.
1088 (dynamic_list_node): Likewise.
1089 * testsuite/Makefile.am (dynamic_list): New test.
1090 * testsuite/Makefile.in: Regenerated.
1091 * testsuite/dynamic_list.t: New file.
1092 * testsuite/dynamic_list.sh: New file.
1093
e0bb29a5
CS		 10942008-11-05 Craig Silverstein <csilvers@google.com>
1095
1096 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1097 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1098 (t11_last): Likewise.
1099 * testsuite/ver_test_6.c (main): Likewise.
1100
4e1e25e0
CC		 11012008-10-07 Cary Coutant <ccoutant@google.com>
1102
1103 * options.c (General_options::finalize): Add check for -static and
1104 -shared.
1105 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1106 is not empty.
1107
92f03fcb
CC		 11082008-10-02 Cary Coutant <ccoutant@google.com>
1109
1110 * plugin.cc (make_sized_plugin_object): Fix conditional
1111 compilation to work when not all targets are enabled.
1112
fbd8a257
CC		 11132008-09-29 Cary Coutant <ccoutant@google.com>
1114
1115 * archive.cc (Archive::get_file_and_offset): Use filename instead
1116 of name to get library path.
1117 (Archive::include_member): Unlock external member of a thin archive.
1118
1119 * testsuite/Makefile.am (TEST_AR): New variable.
1120 (thin_archive_test_1): New test.
1121 (thin_archive_test_2): New test.
81636b3f
CC		 1122 * testsuite/Makefile.in: Regenerate.
1123 * testsuite/thin_archive_main.cc: New file.
1124 * testsuite/thin_archive_test_1.cc: New file.
1125 * testsuite/thin_archive_test_2.cc: New file.
1126 * testsuite/thin_archive_test_3.cc: New file.
1127 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 1128
eff45813
CC		 11292008-09-29 Cary Coutant <ccoutant@google.com>
1130
1131 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1132 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1133 instead of -1U.
1134 (Sized_relobj::do_finalize_local_symbols): Likewise.
1135 (Sized_relobj::map_to_kept_section): Likewise.
1136 * object.h (Sized_relobj::invalid_address): New constant.
1137 (Sized_relobj::do_output_section_offset): Check for invalid_address
1138 and return -1ULL.
1139 * output.cc (Output_reloc::local_section_offset): Use constant
1140 invalid_address instead of -1U.
1141 (Output_reloc::get_address): Likewise.
1142 (Output_section::output_address): Change -1U to -1ULL.
1143 * output.h (Output_reloc::invalid_address): New constant.
1144 * reloc.cc (Sized_relobj::write_sections): Use constant
1145 invalid_address instead of -1U.
1146 (Sized_relobj::relocate_sections): Likewise.
1147 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1148 values for merge sections.
1149 * target-reloc.h (relocate_for_relocatable): Use constant
1150 invalid_address instead of -1U.
1151
89fc3421
CC		 11522008-09-19 Cary Coutant <ccoutant@google.com>
1153
1154 Add plugin functionality for link-time optimization (LTO).
1155 * configure.ac (plugins): Add --enable-plugins option.
1156 * configure: Regenerate.
1157 * config.in: Regenerate.
1158 * Makefile.am (LIBDL): New variable.
1159 (CCFILES): Add plugin.cc.
1160 (HFILES): Add plugin.h.
1161 (ldadd_var): Add LIBDL.
1162 * Makefile.in: Regenerate.
1163
1164 * archive.cc: Include "plugin.h".
1165 (Archive::setup): Don't preread archive symbols when using a plugin.
1166 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1167 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1168 files.
1169 (Archive::include_member): Add symbols from plugin objects.
1170 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1171 * descriptors.cc (Descriptors::open): Check for file descriptors
1172 abandoned by plugins.
1173 (Descriptors::claim_for_plugin): New function.
1174 * descriptors.h (Descriptors::claim_for_plugin): New function.
1175 (Open_descriptor::is_claimed): New field.
1176 (claim_descriptor_for_plugin): New function.
1177 * fileread.cc (File_read::claim_for_plugin): New function.
1178 * fileread.h (File_read::claim_for_plugin): New function.
1179 (File_read::descriptor): New function.
1180 * gold.cc: Include "plugin.h".
1181 (queue_initial_tasks): Add task to call plugin hooks for generating
1182 new object files.
1183 * main.cc: Include "plugin.h".
1184 (main): Load plugin libraries.
1185 * object.h (Pluginobj): Declare.
1186 (Object::pluginobj): New function.
1187 (Object::do_pluginobj): New function.
1188 (Object::set_target): New function.
1189 * options.cc: Include "plugin.h".
1190 (General_options::parse_plugin): New function.
1191 (General_options::General_options): Initialize plugins_ field.
1192 (General_options::add_plugin): New function.
1193 * options.h (Plugin_manager): Declare.
1194 (General_options): Add --plugin option.
1195 (General_options::has_plugins): New function.
1196 (General_options::plugins): New function.
1197 (General_options::add_plugin): New function.
1198 (General_options::plugins_): New field.
1199 * plugin.cc: New file.
1200 * plugin.h: New file.
1201 * readsyms.cc: Include "plugin.h".
1202 (Read_symbols::do_read_symbols): Check for archive before checking
1203 for ELF file. Call plugin hooks to claim files.
1204 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1205 from a real object file; force override when processing replacement
1206 files.
1207 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1208 (Symbol::init_base_object): Likewise.
1209 (Symbol::init_base_output_data): Likewise.
1210 (Symbol::init_base_output_segment): Likewise.
1211 (Symbol::init_base_constant): Likewise.
1212 (Symbol::init_base_undefined): Likewise.
1213 (Symbol::output_section): Assert that object is not a plugin.
1214 (Symbol_table::add_from_pluginobj): New function.
1215 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1216 undefined.
1217 (Symbol_table::sized_write_globals): Likewise.
1218 (Symbol_table::add_from_pluginobj): Instantiate template.
1219 * symtab.h (Sized_pluginobj): Declare.
1220 (Symbol::in_real_elf): New function.
1221 (Symbol::set_in_real_elf): New function.
1222 (Symbol::in_real_elf_): New field.
1223 (Symbol_table::add_from_pluginobj): New function.
1224
1225 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1226 (LIBDL): New variable.
1227 (LDADD): Add LIBDL.
1228 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1229 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1230 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1231 (MOSTLYCLEANFILES): Likewise.
1232 * testsuite/Makefile.in: Regenerate.
1233 * testsuite/plugin_test.c: New file.
1234 * testsuite/plugin_test_1.sh: New file.
1235 * testsuite/plugin_test_2.sh: New file.
1236
de31bda5
ILT		 12372008-09-16 Ian Lance Taylor <iant@google.com>
1238
9c2d0ef9
ILT		 1239 * target-reloc.h (relocate_section): Check whether a symbol is
1240 defined by the ABI before reporting an undefined symbol error.
1241 * target.h (Target::is_defined_by_abi): Make parameter const.
1242 (Target::do_is_defined_by_abi): Likewise.
1243 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1244 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1245 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1246 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1247 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1248 * testsuite/Makefile.in: Rebuild.
1249
de31bda5
ILT		 1250 * fileread.cc (make_view): Add casts to avoid warning.
1251
9fa33bee
AO		 12522008-09-16 Alexandre Oliva <aoliva@redhat.com>
1253
1254 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1255 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1256
183fd0e3
AO		 12572008-09-16 Alexandre Oliva <aoliva@redhat.com>
1258
1259 * options.h (General_options::output_is_executable): New.
1260 (General_options::output_is_pie): New.
1261 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1262 for shared libraries.
1263 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1264
7be8330a
CD		 12652008-09-11 Chris Demetriou <cgd@google.com>
1266
1267 * options.h (origin): New -z option.
1268 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1269 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1270 in DT_FLAGS_1.
1271
a9caad02
CC		 12722008-09-05 Cary Coutant <ccoutant@google.com>
1273
1274 * fileread.cc (File_read::make_view): Add check for attempt to map
1275 beyond end of file.
1276
ae6dce4d
CC		 12772008-09-05 Cary Coutant <ccoutant@google.com>
1278
1279 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1280 explicit instantiations.
1281
d7ab2a47
KVH		 12822008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1283
1284 PR gold/6858
1285 * options.cc (General_options::finalize): Allow undefined symbols
1286 in shlibs if linking -shared.
1287
1288 PR gold/6859
1289 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1290 symbols as not needing a dynsym entry.
1291
1e52a9c1
CS		 12922008-08-20 Craig Silverstein <csilvers@google.com>
1293
1294 * fileread.cc (File_read::open): Do not lock the file unless it
1295 was successfully opened.
1296
d85c80a3
CC		 12972008-08-14 Cary Coutant <ccoutant@google.com>
1298
1299 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1300 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1301 * testsuite/tls_test.cc (struct int128): 128-bit struct
1302 for testing TLS relocs with non-zero addend.
1303 (v12): New TLS variable.
1304 (t12): New test.
1305 (t_last): Add check for v12.
1306 * testsuite/tls_test.h (t12): New function.
1307 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1308
2d924fd9
ILT		 13092008-08-13 Ian Lance Taylor <iant@google.com>
1310
1311 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1312 set tls_segment_ or relro_segment_.
1313 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1314 when appropriate.
1315 * output.h (Output_section::clear_is_relro): New function.
1316 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1317 sections specially even when output_data_ is empty.
1318 (Output_segment::maximum_alignment): When first section is relro,
1319 only force alignment for PT_LOAD segments.
1320 * script.cc (script_data_segment_align): New function.
1321 (script_data_segment_relro_end): New function.
1322 * script-c.h (script_data_segment_align): Declare.
1323 (script_data_segment_relro_end): Declare.
1324 * script-sections.h (class Script_sections): Declare
1325 data_segment_align and data_segment_relro_end. Add fields
1326 segment_align_index_ and saw_relro_end_.
1327 * script-sections.cc (class Sections_element): Add set_is_relro
1328 virtual function. Add new bool* parameter to place_orphan_here.
1329 Add get_output_section virtual function.
1330 (class Output_section_definition): Add set_is_relro. Add new
1331 bool* parameter to place_orphan_here. Add get_output_section.
1332 Add is_relro_ field.
1333 (Output_section_definition::Output_section_definition): Initialize
1334 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1335 and is_relro_ fields.
1336 (Output_section_definition::place_orphan_here): Add is_relro
1337 parameter.
1338 (Output_section_definition::set_section_addresses): Set relro for
1339 output section.
1340 (Output_section_definition::alternate_constraint): Likewise.
1341 (class Orphan_output_section): Add new bool* parameter to
1342 place_orphan_here. Add get_output_section.
1343 (Orphan_output_section::place_orphan_here): Add is_relro
1344 parameter.
1345 (Script_sections::Script_sections): Initialize
1346 data_segment_align_index_ and saw_relro_end_.
1347 (Script_sections::data_segment_align): New function.
1348 (Script_sections::data_segment_relro_end): New function.
1349 (Script_sections::place_orphan): Set or clear is_relro.
1350 (Script_sections::set_section_addresses): Force alignment of first
1351 TLS section.
1352 * yyscript.y (exp): Call script_data_segment_align and
1353 script_data_segment_relro_end.
1354 * testsuite/relro_script_test.t: New file.
1355 * testsuite/relro_test.cc (using_script): Declare.
1356 (t1, t2): Test using_script.
1357 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1358 (relro_script_test_SOURCES): Define.
1359 (relro_script_test_DEPENDENCIES): Define.
1360 (relro_script_test_LDFLAGS): Define.
1361 (relro_script_test_LDADD): Define.
1362 (relro_script_test.so): New target.
1363 * testsuite/Makefile.in: Rebuild.
1364
f827c9a9
CC		 13652008-08-06 Cary Coutant <ccoutant@google.com>
1366
1367 * archive.cc (Archive::total_archives, Archive::total_members)
1368 (Archive::total_members_loaded): New variables.
1369 (Archive::setup): Add parameter. Add option to preread
1370 archive symbols.
1371 (Archive::read_armap): Add counter.
1372 (Archive::get_file_and_offset): New function.
1373 (Archive::get_elf_object_for_member): New function.
1374 (Archive::read_all_symbols): New function.
1375 (Archive::read_symbols): New function.
1376 (Archive::add_symbols): Add counters.
1377 (Archive::include_all_members): Use armap to find members if it's
1378 already built.
1379 (Archive::include_member): Skip reading symbols if already read.
1380 Factored code into Archive::get_file_and_offset and
1381 Archive::get_elf_object_for_member. Changed call to
1382 Mapfile::report_include_archive_member.
1383 (Archive::print_stats): New function.
1384 * archive.h: Declare Object and Read_symbols_data classes.
1385 (Archive::Archive): Add initializers for new members.
1386 (Archive::setup): Add parameter.
1387 (Archive::print_stats): New function.
1388 (Archive::total_archives, Archive::total_members)
1389 (Archive::total_members_loaded): New variables.
1390 (Archive::get_file_and_offset): New function.
1391 (Archive::get_elf_object_for_member): New function.
1392 (Archive::read_all_symbols): New function.
1393 (Archive::read_symbols): New function.
1394 (Archive::Archive_member): New class.
1395 (Archive::members_): New member.
1396 (Archive::num_members_): New member.
1397 * main.cc: Include archive.h.
1398 (main): Call Archive::print_stats.
1399 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1400 archive parameter; member_name is now the fully-decorated name.
1401 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1402 * options.h: (General_options): Add --preread-archive-symbols option.
1403 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1404 Archive::setup.
1405
de4c45bd
ILT		 14062008-08-04 Ian Lance Taylor <iant@google.com>
1407
1408 * symtab.h (Symbol::use_plt_offset): New function.
1409 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1410 * powerpc.cc (Relocate::relocate): Likewise.
1411 * sparc.cc (Relocate::relocate): Likewise.
1412 * x86_64.cc (Relocate::relocate): Likewise.
1413 * testsuite/weak_plt.sh: New test.
1414 * testsuite/weak_plt_main.cc: New test.
1415 * testsuite/weak_plt_shared.cc: New test.
1416 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1417 (check_PROGRAMS): Add weak_plt.
1418 (check_DATA): Add weak_plt_shared.so.
1419 (weak_plt_main_pic.o, weak_plt): New targets.
1420 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1421 * testsuite/Makefile.in: Rebuild.
1422
1423 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1424 gcctestdir/ld.
1425 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1426 * testsuite/Makefile.in: Rebuild.
1427
323ee3f4
AM		 14282008-08-04 Alan Modra <amodra@bigpond.net.au>
1429
1430 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1431 * Makefile.in: Regenerate.
1432 * po/POTFILES.in: Regenerate.
1433
7c07ecec
ILT		 14342008-07-29 Ian Lance Taylor <iant@google.com>
1435
1436 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1437 symbols before other symbols.
1438 * testsuite/script_test_2.cc (test_addr): Declare.
1439 (test_addr_alias): Declare.
1440 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1441 values.
7c07ecec
ILT		 1442 * testsuite/script_test_2.t: Define test_addr_alias and
1443 test_addr.
1444
5778530e
ILT		 14452008-07-24 Ian Lance Taylor <iant@google.com>
1446
2a00e4fb
ILT		 1447 PR 5990
1448 * descriptors.cc: New file.
1449 * descriptors.h: New file.
1450 * gold-threads.h (class Hold_optional_lock): New class.
1451 * fileread.cc: Include "descriptors.h".
1452 (File_read::~File_read): Release descriptor rather than closing
1453 it.
1454 (File_read::open) [file]: Call open_descriptor rather than open.
1455 Set is_descriptor_opened_.
1456 (File_read::open) [memory]: Assert that descriptor is not open.
1457 (File_read::reopen_descriptor): New function.
1458 (File_read::release): Release descriptor.
1459 (File_read::do_read): Make non-const. Reopen descriptor.
1460 (File_read::read): Make non-const.
1461 (File_read::make_view): Reopen descriptor.
1462 (File_read::do_readv): Likewise.
1463 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1464 Update declarations.
1465 * layout.cc: Include "descriptors.h".
1466 (Layout::create_build_id): Use open_descriptor rather than open.
1467 * output.cc: Include "descriptors.h".
1468 (Output_file::open): Use open_descriptor rather than open.
1469 * archive.cc (Archive::const_iterator): Change Archive to be
1470 non-const.
1471 (Archive::begin, Archive::end): Make non-const.
1472 (Archive::count_members): Likewise.
1473 * archive.h (class Archive): Update declarations.
1474 * object.h (Object::read): Make non-const.
1475 * Makefile.am (CCFILES): Add descriptors.cc.
1476 (HFILES): Add descriptors.h.
1477 * Makefile.in: Rebuild.
1478
801647d1
ILT		 1479 PR 6716
1480 * gold.h: Always include <clocale>. Add Solaris workarounds
1481 following code in binutils/sysdep.h.
1482
5edd166e
ILT		 1483 PR 6048
1484 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1485 this->eh_frame_hdr_ is NULL before using it.
1486
c89ad728
ILT		 1487 * dynobj.cc (Versions::Versions): Update comment.
1488
aa86f06b
ILT		 1489 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1490 the base version name.
1491
5778530e
ILT		 1492 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1493 array size plus one.
1494 (Stringpool_template::set_string_offsets): Subtract one from key
1495 before using it as an array index.
1496 (Stringpool_template::get_offset_with_length): Likewise.
1497 (Stringpool_template::write_to_buffer): Likewise.
1498 * stringpool.h (Stringpool_template::get_offset_from_key):
1499 Likewise.
1500
057ead22
ILT		 15012008-07-23 Ian Lance Taylor <iant@google.com>
1502
7f649c59
ILT		 1503 PR 6658
1504 * object.h (Merged_symbol_value::value): Do our best to handle a
1505 negative addend.
1506
057ead22
ILT		 1507 PR 6647
1508 * script.cc (Version_script_info::get_versions): Don't add empty
1509 version tag to return value.
1510 (Version_script_info::get_symbol_version_helper): Change return
1511 type to bool. Add pversion parameter. Change all callers.
1512 (script_register_vers_node): Don't require a non-NULL tag.
1513 * script.h (class Version_script_info): Update declarations.
1514 (Version_script_info::get_symbol_version): Change return type to
1515 bool. Add version parameter. Change all callers.
1516 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1517 handling. Handle an empty version from a version script.
1518 (Symbol_table::define_special_symbol): Likewise.
1519 * testsuite/ver_test_10.script: New file.
1520 * testsuite/ver_test_10.sh: New file.
1521 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1522 (check_DATA): Add ver_test_10.syms.
1523 (ver_test_10.syms, ver_test_10.so): New target.
1524 * testsuite/Makefile.in: Rebuild.
1525
58e54ac2
CD		 15262008-07-23 Simon Baldwin <simonb@google.com>
1527
1528 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1529 to zero for undefined symbols from dynamic libraries.
1530
95d14cd3
ILT		 15312008-07-23 Ian Lance Taylor <iant@google.com>
1532
1533 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1534 Change all callers.
1535 * symtab.h (class Symbol_table): Update declaration.
1536 * testsuite/ver_test_9.cc: New file.
1537 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1538 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1539 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1540 (ver_test_9.so, ver_test_9.o): New targets.
1541 * testsuite/Makefile.in: Rebuild.
1542
92de84a6
ILT		 15432008-07-22 Ian Lance Taylor <iant@google.com>
1544
34810851
ILT		 1545 * options.h (class General_options): Define --check-sections.
1546 * layout.cc (Layout::set_segment_offsets): Handle
1547 --check-sections.
1548
af6156ef
ILT		 1549 * options.h (class General_options): Define -n/--nmagic and
1550 -N/--omagic.
1551 * options.cc (General_options::finalize): For -n/--nmagic or
1552 -N/--omagic, set -static.
1553 * layout.cc (Layout::attach_allocated_section_to_segment): If
1554 -N/--omagic, don't put read-only and read-write sections in
1555 different segments.
1556 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1557 finding a read-only segment.
1558 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1559 don't set the minimum segment alignment to the common page size,
1560 and don't set the file offset to the address modulo the page size.
1561 * script-sections.cc (Script_sections::create_segments): If
1562 -n/--omagic, don't put read-only and read-write sections in
1563 different segments.
1564
92de84a6
ILT		 1565 * cref.cc: New file.
1566 * cref.h: New file.
1567 * options.h (class General_options): Add --print-symbol-counts.
1568 * main.cc (main): Issue defined symbol report if requested.
1569 * archive.cc (Archive::interpret_header): Make into a const member
1570 function.
1571 (Archive::add_symbols): Call Input_objects::archive_start and
1572 archive_stop.
1573 (Archive::const_iterator): Define new class.
1574 (Archive::begin, Archive::end): New functions.
1575 (Archive::include_all_members): Rewrite to use iterator.
1576 (Archive::count_members): New function.
1577 * archive.h (class Archive): Update declarations.
1578 (Archive::filename): New function.
1579 * object.cc: Include "cref.h".
1580 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1581 (Sized_relobj::do_get_global_symbol_counts): New function.
1582 (Input_objects::add_object): Add object to cross-referencer.
1583 (Input_objects::archive_start): New function.
1584 (Input_objects::archive_stop): New function.
1585 (Input_objects::print_symbol_counts): New function.
1586 * object.h: Declare Cref and Archive.
1587 (Object::get_global_symbol_counts): New function.
1588 (Object::do_get_global_symbol_counts): New pure virtual function.
1589 (class Sized_relobj): Add defined_count_ field. Update
1590 declarations.
1591 (class Input_objects): Add cref_ field. Update constructor.
1592 Update declarations.
1593 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1594 defined_count_.
1595 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1596 symbol counts.
1597 (Sized_dynobj::do_get_global_symbol_counts): New function.
1598 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1599 defined_count_. Update declarations. Define Symbols typedef.
1600 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1601 parameter. Change all callers.
1602 (Symbol_table::add_from_dynobj): Add sympointers and defined
1603 parameters. Change all callers.
1604 * symtab.h (class Symbol_table): Update declarations.
1605 * Makefile.am (CCFILES): Add cref.cc.
1606 (HFILES): Add cref.h.
1607 * Makefile.in: Rebuild.
1608
3f7c5e1d
CD		 16092008-07-22 Simon Baldwin <simonb@google.com>
1610
1611 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1612 to zero when writing undefined symbols.
1613
e0b64032
ILT		 16142008-07-22 Ian Lance Taylor <iant@google.com>
1615
1616 * output.cc (Output_section::add_input_section): Don't try to
1617 merge empty merge sections.
1618
096b02cf
CS		 16192008-07-21 Craig Silverstein <csilvers@google.com>
1620
1621 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1622 Include symbol version in error message.
cd536b21 1623
1d1f116d
CD		 16242008-07-20 Chris Demetriou <cgd@google.com>
1625
cd536b21 1626 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1627 (RANDOM_SEED_CFLAGS): New substituted variable.
1628 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1629 * configure: Rebuild.
1630 * Makefile.in: Likewise.
1631 * testsuite/Makefile.in: Likewise.
1632
a18f591e
ILT		 16332008-07-18 Ian Lance Taylor <iant@google.com>
1634
1635 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1636 where we see NAME/NULL and NAME/VERSION as separate symbols.
1637 * testsuite/ver_test_main.cc (main): Call t4.
1638 (t4, t4_2a): Define.
1639 * testsuite/ver_test_2.cc (t4_2): Define.
1640 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1641 * testsuite/ver_test_4.cc (t4_2a): Define.
1642 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1643 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1644
c6e3f6ed
ILT		 16452008-07-17 Ian Lance Taylor <iant@google.com>
1646
1647 * dynobj.cc (Versions::add_def): If we give an error about a
1648 missing version, go ahead and create the version anyhow.
1649
ef9beddf
ILT		 16502008-07-10 Ian Lance Taylor <iant@google.com>
1651
1652 Handle output sections with more than 0x7fffffff bytes.
1653 * object.h (class Relobj): Change map_to_output_ to
1654 output_sections_, and just keep a section pointer. Change all
1655 uses. Move comdat group support to Sized_relobj.
1656 (Relobj::is_section_specially_mapped): Remove.
1657 (Relobj::output_section): Remove poff parameter. Change all
1658 callers.
1659 (Relobj::output_section_offset): New function.
1660 (Relobj::set_section_offset): Rewrite.
1661 (Relobj::map_to_output): Remove.
1662 (Relobj::output_sections): New function.
1663 (Relobj::do_output_section_offset): New pure virtual function.
1664 (Relobj::do_set_section_offset): Likewise.
1665 (class Sized_relobj): Add section_offsets_ field. Add comdat
1666 group support from Relobj. Update declarations.
1667 (Sized_relobj::get_output_section_offset): New function.
1668 (Sized_relobj::do_output_section_offset): New function.
1669 (Sized_relobj::do_set_section_offset): New function.
1670 * object.cc (Relobj::output_section_address): Remove.
1671 (Sized_relobj::Sized_relobj): Initialize new fields.
1672 (Sized_relobj::include_section_group): Cast find_kept_object to
1673 Sized_relobj.
1674 (Sized_relobj::include_linkonce_section): Likewise.
1675 (Sized_relobj::do_layout): Use separate arrays for output section
1676 and output offset.
1677 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1678 output_sections.
1679 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1680 output_sections and section_offsets.
1681 (Sized_relobj::write_local_symbols): Likewise.
1682 (map_to_kept_section): Compute output address directly.
1683 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1684 output_sections and section_offsets.
1685 (Sized_relobj::write_sections): Likewise.
1686 (Sized_relobj::relocate_sections): Likewise.
1687 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1688 * output.h (class Output_reloc): Update declarations. Change
1689 u2_.relobj to Sized_relobj*.
1690 (class Output_data_reloc): Change add functions to use
1691 Sized_relobj*.
1692 * output.cc (Output_reloc::Output_reloc): Change relobj to
1693 Sized_relobj*.
1694 (Output_reloc::local_section_offset): Change return type to
1695 Elf_Addr. Use get_output_section_offset.
1696 (Output_reloc::get_address): Likewise.
1697 (Output_section::is_input_address_mapped): Don't call
1698 is_section_specially_mapped.
1699 (Output_section::output_offset): Likewise.
1700 (Output_section::output_address): Likewise.
1701 (Output_section::starting_output_address): Likewise.
1702 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1703 parameter to Sized_relobj*.
1704 (Copy_relocs::need_copy_reloc): Likewise.
1705 (Copy_relocs::save): Likewise.
1706 * copy-relocs.h (class Copy_relocs): Update declarations.
1707 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1708 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1709 * target-reloc.h (relocate_for_relocatable): Change
1710 offset_in_output_section type to Elf_Addr. Change code that uses
1711 it as well.
1712 * layout.cc (Layout::layout): Always set *off.
1713 * mapfile.cc (Mapfile::print_input_section): Use
1714 output_section_offset.
1715 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1716 Sized_relobj*.
1717 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1718 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1719 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1720
5cb66f97
ILT		 17212008-07-03 Ian Lance Taylor <iant@google.com>
1722
1723 * layout.cc (Layout::include_section): Do not discard unrecognized
1724 SHT_STRTAB sections.
1725
afe47622
CS		 17262008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1727
1728 * script.cc (Lex::can_continue_name): Make '?' allowable in
1729 version-script names.
1730 * testsuite/version_script.map: Change glob pattern to use '?'
1731
5adf9721
ILT		 17322008-06-30 Manish Singh <yosh@gimp.org>
1733
1734 PR 6585
1735 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1736 Correct typo.
1737
e6fde208
ILT		 17382008-06-30 Ian Lance Taylor <iant@google.com>
1739
1740 PR 6660
1741 PR 6682
1742 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1743 versions]: Don't try to read the value in the contents, since we
1744 don't use it. Use the template endianness when writing.
1745
3f2e6a2d
CC		 17462008-06-25 Cary Coutant <ccoutant@google.com>
1747
1748 * fileread.cc (File_read::make_view): Assert on zero-length view.
1749 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1750 symbol table when there are no symbols to read.
1751
c43d3a48
CS		 17522008-06-23 Craig Silverstein <csilvers@google.com>
1753
1754 * version.cc (version_string): Bump to 1.7
1755
5f494ea0
CS		 17562008-06-18 Craig Silverstein <csilvers@google.com>
1757
1758 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1759 constant 0xFFFF to type Valtype.
1760 (Powerpc_relocate_functions::rel16_ha): Likewise.
1761
c42e122e
ILT		 17622008-06-17 Ian Lance Taylor <iant@google.com>
1763
f34787f8
ILT		 1764 * output.h (Output_section::Input_section): Initialize p2align_ to
1765 zero for Output_section_data constructors.
1766 (Output_section::Input_section::addralign): If not an input
1767 section, return the alignment of the Output_section_data.
1768 * testsuite/copy_test.cc: New file.
1769 * testsuite/copy_test_1.cc: New file.
1770 * testsuite/copy_test_2.cc: New file.
1771 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1772 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1773 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1774 (copy_test_1_pic.o, copy_test_1.so): New targets.
1775 (copy_test_2_pic.o, copy_test_2.so): New targets.
1776 * testsuite/Makefile.in: Rebuild.
1777
c42e122e
ILT		 1778 * script-sections.cc (Script_sections::place_orphan): Initialize
1779 local variable exact.
1780
ce3ac18a
DE		 17812008-06-13 David Edelsohn <edelsohn@gnu.org>
1782
1783 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1784
42cacb20
DE		 17852008-06-12 David Edelsohn <edelsohn@gnu.org>
1786 David S. Miller <davem@davemloft.net>
1787
1788 * powerpc.cc: New file.
1789 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1790 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1791 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1792 * Makefile.in: Rebuild.
1793
7b308235
ILT		 17942008-06-09 Ian Lance Taylor <iant@google.com>
1795
1796 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1797 <exception>.
1798 (throwing, orig_terminate): New static variables.
1799 (terminate_handler): New static function.
1800 (t2): Set terminate handler.
1801
f0b886e3
ILT		 18022008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1803
1804 PR 6584
cd536b21 1805 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1806 alignment.
1807
3e90f135
CC		 18082008-05-30 Cary Coutant <ccoutant@google.com>
1809
1810 * archive.cc (Archive::include_all_members) Correct to step
1811 over symbol table and extended name table in thin archives.
1812
e09ad04a
ILT		 18132008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1814
1815 PR 6407
1816 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1817 calculation.
1818
62b01cb5
ILT		 18192008-05-28 Caleb Howe <cshowe@google.com>
1820
1821 * reduced_debug_output.cc: New file.
1822 * reduced_debug_output.h: New file.
92de84a6 1823 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1824 * options.cc (General_options::finalize): Add strip_debug_non_line
1825 to the strip heirarchy.
1826 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1827 fields.
1828 * layout.cc: Include "reduced_debug_output.h".
1829 (Layout::Layout): Initialize new fields.
1830 (line_only_debug_sections): New static array.
1831 (is_lines_only_debug_sections): New static inline function.
1832 (Layout::include_section): Handle --strip-debug-non-line.
1833 (Layout::make_output_section): If --strip-debug-non-line, build
1834 new output sections for .debug_abbrev and .debug_info.
1835 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1836 gold. Warn about possible overflow.
1837 (read_signed_LEB_128): Likewise.
1838 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1839 (read_signed_LEB_128): Declare.
1840 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1841 (HFILES): Add reduced_debug_output.h.
1842 * Makefile.in: Rebuild.
1843
7d9e3d98
ILT		 18442008-05-21 Ian Lance Taylor <iant@google.com>
1845
1846 * mapfile.cc: New file.
1847 * mapfile.h: New file.
1848 * options.h (class General_options): Add -M/--print-map and -Map.
1849 * options.cc (General_options::finalize): Make -M equivalent to
1850 -Map -.
1851 * main.cc: Include <cstdio> and "mapfile.h".
1852 (main): Open mapfile if requested.
1853 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1854 constructor. Change caller.
1855 (queue_initial_tasks): Add mapfile parameter. Change caller.
1856 (queue_middle_tasks): Likewise.
1857 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1858 declarations.
1859 * archive.cc: Include "mapfile.h".
1860 (Archive::add_symbols): Add mapfile parameter. Change all
1861 callers. Pass mapfile, symbol, and reason to include_member.
1862 (Archive::include_all_members): Add mapfile parameter. Change all
1863 callers.
1864 (Archive::include_member): Add mapfile, sym, and why parameters.
1865 Change all callers. Report inclusion to map file.
1866 * archive.h: Include "fileread.h".
1867 (class Archive): Update declarations.
1868 (Archive::file): New const method.
1869 (class Add_archive_symbols): Add mapfile_ field. Update
1870 constructor. Change all callers.
1871 * readsyms.h (class Read_symbols): Likewise.
1872 (class Finish_group): Likewise.
1873 (class Read_script): Likewise.
1874 * common.cc: Include "mapfile.h".
1875 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1876 all callers.
1877 (Symbol_table::do_allocate_commons): Likewise.
1878 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1879 symbol allocation to mapfile.
1880 * common.h (class Allocate_commons_task): Add mapfile_ field.
1881 Update constructor. Change all callers.
1882 * symtab.h (class Symbol_table): Update declarations.
1883 * layout.cc: Include "mapfile.h".
1884 (Layout_task_runner::run): Print information to mapfile.
1885 (Layout::create_gold_note): Change Output_data_fixed_space to
1886 Output_data_zero_fill.
1887 (Layout::create_build_id): Likewise.
1888 (Layout::print_to_mapfile): New function.
1889 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1890 constructor. Change caller.
1891 (class Layout): Declare print_to_mapfile.
1892 * output.cc (Output_section::Input_section::print_to_mapfile): New
1893 function.
1894 (Output_section::add_input_section): If producing a map, always
1895 add to input_sections_ list.
1896 (Output_section::do_print_to_mapfile): New function.
1897 (Output_segment::print_sections_to_mapfile): New function.
1898 (Output_segment::print_section_list_to_mapfile): New function.
1899 * output.h: Include "mapfile.h".
1900 (Output_data::print_to_mapfile): New function.
1901 (Output_data::do_print_to_mapfile): New virtual function.
1902 (Output_segment_headers::do_print_to_mapfile): New function.
1903 (Output_file_header::do_print_to_mapfile): New function.
1904 (Output_data_const::do_print_to_mapfile): New function.
1905 (class Output_data_const_buffer): Add map_name_ field. Update
1906 constructor. Change all callers. Add do_print_to_mapfile
1907 function.
1908 (class Output_data_fixed_space): Likewise.
1909 (class Output_data_space): Likewise.
1910 (class Output_data_zero_fill): New class.
1911 (Output_data_strtab::do_print_to_mapfile): New function.
1912 (Output_data_reloc_base::do_print_to_mapfile): New function.
1913 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1914 (Output_data_group::do_print_to_mapfile): New function.
1915 (Output_data_got::do_print_to_mapfile): New function.
1916 (Output_data_dynamic::do_print_to_mapfile): New function.
1917 (Output_symtab_xindex::do_print_to_mapfile): New function.
1918 (class Output_section): Declare do_print_to_mapflie. Declare
1919 print_to_mapfile in Input_section.
1920 (class Output_segment): Declare new functions.
1921 * object.h (Sized_relobj::symbol_count): New function.
1922 * script-sections.cc
1923 (Output_section_element_dot_assignment::set_section_addresses):
1924 Change Output_data_fixed_space to Output_data_zero_fill.
1925 (Output_data_expression::do_print_to_mapfile): New function.
1926 * script.cc (read_input_script): Add mapfile parameter. Change
1927 all callers.
1928 * script.h (read_input_script): Update declaration.
1929 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1930 (Eh_frame::do_print_to_mapfile): New function.
1931 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1932 (Output_merge_string::do_print_to_mapfile): New function.
1933 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1934 function.
1935 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1936 function.
1937 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1938 function.
1939 * Makefile.am (CCFILES): Add mapfile.cc.
1940 (HFILES): Add mapfile.h.
1941 * Makefile.in: Rebuild.
1942
9f1d377b
ILT		 19432008-05-19 Ian Lance Taylor <iant@google.com>
1944
1945 * options.h (class General_options): Add -z relro.
1946 * layout.cc (Layout::Layout): Initialize relro_segment_.
1947 (Layout::add_output_section_data): Return the output section.
1948 (Layout::make_output_section): Rcognize relro sections and mark
1949 them appropriately.
1950 (Layout::attach_allocated_section_to_segment): Put relro sections
1951 in a PT_GNU_RELRO segment.
1952 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1953 section as relro.
1954 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1955 PT_TLS segments.
1956 (Layout::linkonce_mapping): Map d.rel.ro.local to
1957 .data.rel.ro.local.
1958 (Layout::output_section_name): Us .data.rel.ro.local for any
1959 section which begins with that.
1960 * layout.h (class Layout): Update add_output_section_data
1961 declaration. Add relro_segment_ field.
1962 * output.cc (Output_section::Output_section): Initialize is_relro_
1963 and is_relro_local_ fields.
1964 (Output_segment::add_output_section): Group relro sections.
1965 (Output_segment::is_first_section_relro): New function.
1966 (Output_segment::maximum_alignment): If there is a relro section,
1967 align the segment to the common page size.
1968 (Output_segment::set_section_addresses): Track whether we are
1969 looking at relro sections. If the last section is a relro
1970 section, align to the common page size.
1971 (Output_segment::set_section_list_addresses): Add in_relro
1972 parameter. Change all callers. Align to the page size when
1973 moving from relro to non-relro section.
1974 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1975 segment.
1976 * output.h (class Output_section): Add is_relro_ and
1977 is_relro_local_ fields.
1978 (Output_section::is_relro): New function.
1979 (Output_section::set_is_relro): New function.
1980 (Output_section::is_relro_local): New function.
1981 (Output_section::set_is_relro_local): New function.
1982 (class Output_segment): Update declarations.
1983 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1984 * sparc.cc (Target_sparc::got_section): Likewise.
1985 * x86_64.cc (Target_x86_64::got_section): Likewise.
1986 * testsuite/relro_test_main.cc: New file.
1987 * testsuite/relro_test.cc: New file.
1988 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1989 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1990 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1991 (relro_test.so, relro_test_pic.o): New targets.
1992 * testsuite/Makefile.in: Rebuild.
1993
a984ee1d
ILT		 19942008-05-16 Ian Lance Taylor <iant@google.com>
1995
01676dcd
ILT		 1996 * output.cc (Output_segment::add_output_section): Remove front
1997 parameter.
1998 * output.h (class Output_segment): Remove
1999 add_initial_output_section and overloaded add_output_section.
2000 Update declaration of remaining add_output_section.
2001 * layout.cc (Layout::create_interp): Call add_output_section
2002 rather than add_initial_output_section.
2003 (Layout::finish_dynamic_section): Likewise.
2004
497897f9
ILT		 2005 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2006 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2007 know the dynamic type.
2008 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2009 field. Initialize it in constructor.
2010 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2011 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2012 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2013 reloc.
2014
a984ee1d
ILT		 2015 * output.cc (Output_reloc::get_address): Change return type to
2016 Elf_Addr.
2017 * output.h (class Output_reloc): Update get_address declaration.
2018 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2019 for section addresses.
2020
55ba0940
ILT		 20212008-05-09 Ian Lance Taylor <iant@google.com>
2022
2023 PR 6493
2024 * gold.cc (gold_nomem): Use return value of write.
2025
75517b77
ILT		 20262008-05-08 Ian Lance Taylor <iant@google.com>
2027
2028 * symtab.c (Symbol::init_base_output_data): Add version
2029 parameter. Change all callers.
2030 (Symbol::init_base_output_segment): Likewise.
2031 (Symbol::init_base_constant): Likewise.
2032 (Symbol::init_base_undefined): Likewise.
2033 (Sized_symbol::init_output_data): Likewise.
2034 (Sized_symbol::init_output_segment): Likewise.
2035 (Sized_symbol::init_constant): Likewise.
2036 (Sized_symbol::init_undefined): Likewise.
2037 (Symbol_table::do_define_in_output_data): If the new symbol has a
2038 version, mark it as the default.
2039 (Symbol_table::do_define_in_output_segment): Likewise.
2040 (Symbol_table::do_define_as_constant): Likewise.
2041 * symtab.h (class Symbol): Update declarations.
2042 (class Sized_symbol): Likewise.
2043 * resolve.cc (Symbol::override_version): New function.
c42e122e 2044 (Symbol::override_base): Call override_version.
75517b77
ILT		 2045 (Symbol::override_base_with_special): Likewise.
2046 * testsuite/ver_script_8.script: New file.
2047 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2048 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2049 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2050 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2051
f1f70eae
ILT		 20522008-05-06 Ian Lance Taylor <iant@google.com>
2053
f3e9c5c5
ILT		 2054 PR 6049
2055 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2056 functions.
2057 (class General_options): Remove existing --undefined, and add
2058 --no-undefined instead. Add new --undefined as synonym for -u.
2059 * archive.cc (Archive::add_symbols): Check whether symbol was
2060 named with -u.
2061 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2062 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2063 all uses. Add IS_UNDEFINED. Update declarations to split
2064 different versions of init_base. Declare init_base_undefined.
2065 (Symbol::is_defined): Handle IS_UNDEFINED.
2066 (Symbol::is_undefined): Likewise.
2067 (Symbol::is_weak_undefined): Call is_undefined.
2068 (Symbol::is_absolute): Handle IS_CONSTANT.
2069 (class Sized_symbol): Update declarations to split different
2070 versions of init. Declare init_undefined.
2071 (class Symbol_table): Declare new functions.
2072 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2073 Change all callers.
2074 (Symbol::init_base_output_data): Likewise.
2075 (Symbol::init_base_output_segment): Likewise.
2076 (Symbol::init_base_constant): Likewise.
2077 (Symbol::init_base_undefined): New function.
2078 (Sized_symbol::init_object): Rename from init. Change all
2079 callers.
2080 (Sized_symbol::init_output_data): Likewise.
2081 (Sized_symbol::init_output_segment): Likewise.
2082 (Sized_symbol::init_constant): Likewise.
2083 (Sized_symbol::init_undefined): New function.
2084 (Symbol_table::add_undefined_symbols_from_command_line): New
2085 function.
2086 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2087 function.
2088 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2089 (Symbol::output_section): Likewise.
2090 (Symbol::set_output_section): Likewise.
2091 (Symbol_table::sized_finalize_symbol): Likewise.
2092 (Symbol_table::sized_write_globals): Likewise.
2093 * resolve.cc (Symbol_table::should_override): Likewise.
2094 (Symbol::override_base_with_special): Likewise.
2095
8bdcdf2c
ILT		 2096 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2097 symbol, change it to have default visibility.
2098 * testsuite/protected_1.cc: New file.
2099 * testsuite/protected_2.cc: New file.
2100 * testsuite/protected_3.cc: New file.
2101 * testsuite/protected_main_1.cc: New file.
2102 * testsuite/protected_main_2.cc: New file.
2103 * testsuite/protected_main_3.cc: New file.
2104 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2105 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2106 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2107 (protected_1.so): New target.
2108 (protected_1_pic.o, protected_2_pic.o): New targets.
2109 (protected_3_pic.o): New target.
2110 (check_PROGRAMS): Add protected_2.
2111 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2112 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2113 * testsuite/Makefile.in: Rebuild.
2114
2b706932
ILT		 2115 * options.h (DEFINE_var): Add set_user_set_##varname__.
2116 (DEFINE_bool_alias): New macro.
2117 (class General_options): Define -Bstatic using DEFINE_bool_alias
2118 rather than DEFINE_special. Add --undefined as an alias for -z
2119 defs.
2120 * options.cc (General_options::parse_Bstatic): Remove.
2121
d82a5bcc
ILT		 2122 * options.h (class General_options): Add --fatal-warnings.
2123 * main.cc (main): Implement --fatal-warnings.
2124 * errors.h (Errors::warning_count): New function.
2125
f1f70eae
ILT		 2126 * options.h (class General_options): Add -Bsymbolic-functions.
2127 * symtab.h (Symbol::is_preemptible): Check for
2128 -Bsymbolic-functions.
2129
8825ac63
ILT		 21302008-05-05 Ian Lance Taylor <iant@google.com>
2131
d98bc257
ILT		 2132 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2133 as noVARNAME rather than no-VARNAME.
2134 (class General_options): Add option -z combreloc.
2135 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2136 get_address.
2137 (Output_reloc::sort_before) [SHT_REL]: New function.
2138 (Output_reloc::sort_before) [SHT_RELA]: New function.
2139 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2140 Sort_relocs_comparison.
2141 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2142 parameter. Change all callers.
2143 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2144 sort_relocs parameter. Change all callers.
2145 * output.cc (Output_reloc::get_address): New function, broken out
2146 of write_rel.
2147 (Output_reloc::write_rel): Call it.
2148 (Output_reloc::compare): New function.
2149 (Output_data_reloc_base::do_write): Optionally sort relocs.
2150
60b2b4e7
ILT		 2151 * configure.ac: If targ_extra_obj is set, link it in.
2152 * configure.tgt: Initialize all variables.
2153 (x86_64*): Set targ_extra_obj and targ_extra_size.
2154 * configure: Rebuild.
2155
8825ac63
ILT		 2156 * object.cc (Sized_relobj::include_section_group): Adjust section
2157 indexes read from group data. Build vector to pass to
2158 layout_group.
2159 * layout.cc (Layout::layout_group): Add flags and shndxes
2160 parameters. Remove contents parameter. Change caller. Update
2161 explicit instantiations.
2162 * layout.h (class Layout): Update layout_group declaration.
2163 * output.cc (Output_data_group::Output_data_group): Add flags and
2164 input_shndxes parameters. Remove contents parameter. Change
2165 caller.
2166 (Output_data_group::do_write): Change input_sections_ to
2167 input_shndxes_.
2168 * output.h (class Output_data_group): Update constructor
2169 declaration. Rename input_sections_ to input_shndxes_.
2170 * testsuite/many_sections_test.cc: Add template.
2171
e94cf127
CC		 21722008-04-30 Cary Coutant <ccoutant@google.com>
2173
4418b2d5
CC		 2174 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2175
e94cf127
CC		 2176 * layout.cc (Layout::include_section): Refactored check for debug
2177 info section.
2178 (Layout::add_comdat): Add new parameters. Change type
2179 of signature parameter. Add object and shndx to signatures table.
2180 (Layout::find_kept_object): New function.
2181 * layout.h: Include <cstring>.
2182 (Layout::is_debug_info_section): New function.
2183 (Layout::add_comdat): Add new parameters.
2184 (Layout::find_kept_object): New function.
2185 (Layout::Kept_section): New struct.
2186 (Layout::Signatures): Change type of map range.
2187 * object.cc (Relobj::output_section_address): New function.
2188 (Sized_relobj::include_section_group): Add new parameters. Change
2189 calls to Layout::add_comdat. Change to build table of kept comdat
2190 groups and table mapping discarded sections to kept sections.
2191 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2192 (Sized_relobj::do_layout): Change calls to include_section_group and
2193 include_linkonce_section.
2194 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2195 value to zero when section is discarded.
2196 (Sized_relobj::map_to_kept_section): New function.
2197 * object.h (Relobj::output_section_address): New function.
2198 (Relobj::Comdat_group): New type.
2199 (Relobj::find_comdat_group): New function.
2200 (Relobj::Comdat_group_table): New type.
2201 (Relobj::Kept_comdat_section): New type.
2202 (Relobj::Kept_comdat_section_table): New type.
2203 (Relobj::add_comdat_group): New function.
2204 (Relobj::set_kept_comdat_section): New function.
2205 (Relobj::get_kept_comdat_section): New function.
2206 (Relobj::comdat_groups_): New field.
2207 (Relobj::kept_comdat_sections_): New field.
2208 (Symbol_value::input_value): Update comment.
2209 (Sized_relobj::map_to_kept_section) New function.
2210 (Sized_relobj::include_linkonce_section): Add new parameter.
2211 * target-reloc.h (Comdat_behavior): New type.
2212 (get_comdat_behavior): New function.
2213 (relocate_section): Add code to map a discarded section to the
2214 corresponding kept section when applying a relocation.
2215
e4e5049b
CS		 22162008-04-30 Craig Silverstein <csilvers@google.com>
2217
2218 * dwarf_reader.cc (next_generation_count): New static var.
2219 (Addr2line_cache_entry): New struct.
2220 (addr2line_cache): New static var.
2221 (Dwarf_line_info::one_addr2line): Added caching.
2222 (Dwarf_line_info::clear_addr2line_cache): New function.
2223 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2224 cache-size parameter.
2225 (Dwarf_line_info::one_addr2line_cache): New function.
2226 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2227 new cache-size argument to one_addr2line(), and clear cache.
2228
d09e9154
CC		 22292008-04-28 Cary Coutant <ccoutant@google.com>
2230
2231 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2232 R_386_PC8 relocations.
2233
7ef73768
ILT		 22342008-04-23 Ian Lance Taylor <iant@google.com>
2235
55438702
ILT		 2236 * object.cc (Sized_relobj::include_section_group): Check for
2237 invalid section group.
2238
c165fb93
ILT		 2239 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2240 header size.
2241
7ef73768
ILT		 2242 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2243 than read for file header.
2244 * archive.cc (Archive::include_member): Likewise.
2245
6194aaab
L		 22462008-04-23 Paolo Bonzini <bonzini@gnu.org>
2247
2248 * aclocal.m4: Regenerate.
2249 * configure: Regenerate.
2250
d491d34e
ILT		 22512008-04-19 Ian Lance Taylor <iant@google.com>
2252
5ea2bac6
ILT		 2253 * version.cc (version_string): Bump to 1.6.
2254
7bc3e21a
ILT		 2255 * testsuite/Makefile.am (many_sections_r_test): New target.
2256 (many_sections_r_test_SOURCES): Remove.
2257 (many_sections_r_test_DEPENDENCIES): Remove.
2258 (many_sections_r_test_LDFLAGS): Remove.
2259 (many_sections_r_test_LDADD): Remove.
2260
7fcd3aa9
ILT		 2261 * object.cc (Sized_relobj::do_add_symbols): Always pass
2262 local_symbol_count_ to add_from_relobj.
2263
4c94d6ae
ILT		 2264 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2265 every thousand variables.
2266 * testsuite/Makefile.in: Rebuild.
2267
d491d34e
ILT		 2268 * object.cc (Xindex::initialize_symtab_xindex): New function.
2269 (Xindex::read_symtab_xindex): New function.
2270 (Xindex::sym_xindex_to_shndx): New function.
2271 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2272 available.
2273 (Sized_relobj::do_initialize_xindex): New function.
2274 (Sized_relobj::do_read_symbols): Adjust section links.
2275 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2276 parameter. Change all callers.
2277 (Sized_relobj::include_section_group): Adjust section links and
2278 symbol section indexes.
2279 (Sized_relobj::do_layout): Adjust section links.
2280 (Sized_relobj::do_count_local_symbols): Adjust section links and
2281 symbol section indexes.
2282 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2283 ordinary and special symbols.
2284 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2285 dynsym_xindex parameters. Change all callers. Adjust section
2286 links. Use SHN_XINDEX when needed.
2287 (Sized_relobj::get_symbol_location_info): Adjust section links.
2288 Don't get fooled by special symbols.
2289 * object.h (class Xindex): Define.
2290 (class Object): Add xindex_ parameter. Declare virtual functoin
2291 do_initialize_xindex.
2292 (Object::adjust_sym_shndx): New function.
2293 (Object::set_xindex): New protected function.
2294 (class Symbol_value): Add is_ordinary_shndx_ field.
2295 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2296 (Symbol_value::value): Assert ordinary section.
2297 (Symbol_value::initialize_input_to_output_map): Likewise.
2298 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2299 Change all callers.
2300 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2301 all callers.
2302 (class Sized_relobj): Update declarations.
2303 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2304 parameter. Change all callers.
2305 (Sized_relobj::adjust_shndx): New function.
2306 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2307 field.
2308 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2309 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2310 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2311 (Sized_dynobj::read_dynsym_section): Adjust section links.
2312 (Sized_dynobj::read_dynamic): Likewise.
2313 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2314 section links.
2315 (Sized_dynobj::do_initialize_xindex): New function.
2316 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2317 do_initialize_xindex.
2318 (Sized_dynobj::adjust_shndx): New function.
2319 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2320 dynsym_xindex_ fields.
2321 (Layout::finalize): Add a call to set_section_indexes before
2322 creating the symtab sections.
2323 (Layout::set_section_indexes): Don't do anything if the section
2324 already has a section index.
2325 (Layout::create_symtab_sections): Add shnum parameter. Change
2326 caller. Create .symtab_shndx section if needed.
2327 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2328 caller.
2329 (Layout::allocated_output_section_count): New function.
2330 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2331 needed.
2332 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2333 fields. Update declarations.
2334 (Layout::symtab_xindex): New function.
2335 (Layout::dynsym_xindex): New function.
2336 (class Write_symbols_task): Add layout_ field.
2337 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2338 Change caller.
2339 * output.cc (Output_section_headers::Output_section_headers): Add
2340 shstrtab_section parameter. Change all callers.
2341 (Output_section_headers::do_sized_write): Store overflow values
2342 for section count and section string table section index in
2343 section header zero.
2344 (Output_file_header::do_sized_write): Check for overflow of
2345 section count and section string table section index.
2346 (Output_symtab_xindex::do_write): New function.
2347 (Output_symtab_xindex::endian_do_write): New function.
2348 * output.h (class Output_section_headers): Add shstrtab_section_.
2349 Update declarations.
2350 (class Output_symtab_xindex): Define.
2351 (Output_section::has_out_shndx): New function.
2352 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2353 field.
2354 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2355 Change all callers.
2356 (Sized_symbol::init): Likewise.
2357 (Symbol::output_section): Check for ordinary symbol.
2358 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2359 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2360 callers.
2361 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2362 Change all callers. Simplify handling of symbols from sections
2363 not included in the link.
2364 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2365 distinction.
2366 (Weak_alias_sorter::operator()): Assert that symbols are
2367 ordinary.
2368 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2369 distinction.
2370 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2371 parameters. Change all callers.
2372 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2373 symbol distinction. Use SHN_XINDEX when needed.
2374 (Symbol_table::write_section_symbol): Add symtab_xindex
2375 parameter. Change all callers.
2376 (Symbol_table::sized_write_section_symbol): Likewise. Use
2377 SHN_XINDEX when needed.
2378 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2379 declarations.
2380 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2381 (Symbol::is_defined): Check is_ordinary.
2382 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2383 (Symbol::is_absolute, Symbol::is_common): Likewise.
2384 (class Sized_symbol): Update declarations.
2385 (class Symbol_table): Update declarations.
2386 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2387 parameters. Change all callers.
2388 (Sized_symbol::override): Likewise.
2389 (Symbol_table::override): Likewise.
2390 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2391 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2392 is_ordinary, and orig_st_shndx parameters. Change all callers.
2393 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2394 to be in an ordinary section.
2395 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2396 object and is_ordinary parameters. Change all callers.
2397 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2398 Change all callers. Don't add undefined or non-ordinary symbols
2399 to reloc_map_.
2400 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2401 Change all callers.
2402 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2403 declarations.
2404 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2405 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2406 (Sized_relobj::relocate_sections): Likewise.
2407 * target-reloc.h (scan_relocs): Adjust section symbol index.
2408 (scan_relocatable_relocs): Likewise.
2409 * i386.cc (Scan::local): Check for ordinary symbols.
2410 * sparc.cc (Scan::local): Likewise.
2411 * x86_64.cc (Scan::local): Likewise.
2412 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2413 to symbol_section_and_value.
2414 * testsuite/many_sections_test.cc: New file.
2415 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2416 (check_PROGRAMS): Add many_sections_test.
2417 (many_sections_test_SOURCES): Define.
2418 (many_sections_test_DEPENDENCIES): Define.
2419 (many_sections_test_LDFLAGS): Define.
2420 (BUILT_SOURCES): Add many_sections_define.h.
2421 (many_sections_define.h): New target.
2422 (BUILT_SOURCES): Add many_sections_check.h.
2423 (many_sections_check.h): New target.
2424 (check_PROGRAMS): Add many_sections_r_test.
2425 (many_sections_r_test_SOURCES): Define.
2426 (many_sections_r_test_DEPENDENCIES): Define.
2427 (many_sections_r_test_LDFLAGS): Define.
2428 (many_sections_r_test_LDADD): Define.
2429 (many_sections_r_test.o): New target.
2430 * testsuite/Makefile.in: Rebuild.
2431
c5818ff1
CC		 24322008-04-17 Cary Coutant <ccoutant@google.com>
2433
2434 * errors.cc (Errors::info): New function.
2435 (gold_info): New function.
2436 * errors.h (Errors::info): New function.
2437 * gold.h (gold_info): New function.
2438 * object.cc (Input_objects::add_object): Print trace output.
2439 * options.cc (options::parse_set): New function.
2440 (General_options::parse_wrap): Deleted.
2441 (General_options::General_options): Deleted initializer.
2442 * options.h (options::String_set): New typedef.
2443 (options::parse_set): New function.
2444 (DEFINE_set): New macro.
2445 (General_options::wrap): Changed to use DEFINE_set. Changed
2446 callers of any_wrap_symbols and is_wrap_symbol.
2447 (General_options::trace, General_options::trace_symbol):
2448 New options.
2449 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2450 (General_options::wrap_symbols_): Deleted.
2451 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2452
b5be4a7c
DM		 24532008-04-17 David S. Miller <davem@davemloft.net>
2454
2455 * options.cc (General_options::parse_V): New function.
2456 * options.h: Add entries for -V and -Qy.
2457
155a0dd7
ILT		 24582008-04-17 Ian Lance Taylor <iant@google.com>
2459
2460 * common.cc (Symbol_table::allocate_commons): Remove options
2461 parameter. Change caller.
2462 (Symbol_table::do_allocate_commons): Remove options parameter.
2463 Change caller. Just call do_allocate_commons_list twice.
2464 (Symbol_table::do_allocate_commons_list): New function, broken out
2465 of do_allocate_commons.
2466 * common.h (class Allocate_commons_task): Remove options_ field.
2467 Update constructor.
2468 * symtab.cc (Symbol_table::Symbol_table): Initialize
2469 tls_commons_.
2470 (Symbol_table::add_from_object): Put TLS common symbols on
2471 tls_commons_ list.
2472 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2473 which are IN_OUTPUT_DATA.
2474 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2475 allocate_commons and do_allocate_commons declarations. Declare
2476 do_allocate_commons_list.
2477 * gold.cc (queue_middle_tasks): Update creation of
2478 Allocate_commons_task to not pass options.
2479 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2480 (TLS_TEST_C_FLAGS): New variable.
2481 (tls_test_c_pic.o): New target.
2482 (tls_test_shared.so): Link in tls_test_c_pic.o.
2483 (tls_test_c_pic_ie.o): New target.
2484 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2485 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2486 (tls_test_c.o): New target.
2487 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2488 (tls_pic_test_LDADD): Likewise.
2489 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2490 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2491 (tls_test_c_gnu2.o): New target.
2492 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2493 tls_test_c_gnu2.o.
2494 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2495 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2496 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2497 * testsuite/tls_test.cc: Include "config.h".
2498 (t_last): Call t11_last.
2499 * testsuite/tls_test.h (t11, t11_last): Declare.
2500 * testsuite/tls_test_c.c: New file.
2501 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2502 * configure.ac: Check for OpenMP support.
2503 * configure, config.in, Makefile.in: Rebuild.
2504 * testsuite/Makefile.in: Rebuild.
2505
edfbb029
CC		 25062008-04-16 Cary Coutant <ccoutant@google.com>
2507
2508 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2509 (Target_i386::tls_base_symbol_defined_): New field.
2510 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2511 (Target_i386::Scan::global): Likewise.
2512 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2513 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2514 (Target_x86_64::tls_base_symbol_defined_): New field.
2515 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2516 (Target_x86_64::Scan::global): Likewise.
2517
f3c69fca
CC		 25182008-04-16 Cary Coutant <ccoutant@google.com>
2519
2520 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2521 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2522 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2523 building shared libraries.
2524 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2525 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2526 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2527 * testsuite/Makefile.in: Rebuild.
2528 * testsuite/weak_undef.h: New file.
2529 * testsuite/weak_undef_file1.cc: Add extra test cases.
2530 * testsuite/weak_undef_file2.cc: Likewise.
2531 * testsuite/weak_undef_test.cc: Likewise.
2532
7c414435
DM		 25332008-04-16 David S. Miller <davem@davemloft.net>
2534
32b769e1
DM		 2535 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2536 Add issued_non_pic_error_ field. Declare check_non_pic.
2537 (Target_sparc::Scan::check_non_pic): New function.
2538 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2539 (Target_sparc::Scan::global): Likewise.
2540
11936fb1
DM		 2541 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2542 * configure: Rebuild.
2543
7c414435
DM		 2544 * options.h (DEFINE_enable): New macro.
2545 (new_dtags): New enable option.
2546 (initfirst, interpose, loadfltr, nodefaultlib,
2547 nodelete, nodlopen, nodump): New -z options.
2548 * layout.cc (Layout:finish_dynamic_section): If new
2549 dtags enabled, emit DT_RUNPATH. Also, emit a
2550 DT_FLAGS_1 containing any specified -z flags.
2551
85c7bf8b
ILT		 25522008-04-16 Ian Lance Taylor <iant@google.com>
2553
12c0daef
ILT		 2554 * copy-relocs.cc: New file.
2555 * copy-relocs.h: New file.
2556 * reloc.cc: Remove Copy_relocs code.
2557 * reloc.h: Likewise.
2558 * reloc-types.h (struct Reloc_types) [both versions]: Add
2559 get_reloc_addend_noerror.
2560 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2561 variants of add_global which take an addend which must be zero.
2562 * i386.cc: Include "copy-relocs.h".
2563 (class Target_i386): Change type of copy_relocs_ to variable,
2564 update initializer.
2565 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2566 Change all callers.
2567 (Target_i386::do_finalize_sections): Change handling of
2568 copy_relocs_.
2569 * sparc.cc: Include "copy-relocs.h".
2570 (class Target_sparc): Change type of copy_relocs_ to variable,
2571 update initializer.
2572 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2573 Change all callers.
2574 (Target_sparc::do_finalize_sections): Change handling of
2575 copy_relocs_.
2576 * x86_64.cc: Include "copy-relocs.h".
2577 (class Target_x86_64): Change type of copy_relocs_ to variable,
2578 update initializer.
2579 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2580 class. Change all callers.
2581 (Target_x86_64::do_finalize_sections): Change handling of
2582 copy_relocs_.
2583 * Makefile.am (CCFILES): Add copy-relocs.cc.
2584 (HFILES): Add copy-relocs.h.
2585
4f4995b6
ILT		 2586 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2587
85c7bf8b
ILT		 2588 * testsuite/script_test_4.sh: Permit leading zeroes.
2589
4f2a9edd
ILT		 25902008-04-15 Ian Lance Taylor <iant@google.com>
2591
e6188289
ILT		 2592 * script-sections.cc (Script_sections::create_segments): Use
2593 header_size_adjustment even when there is enough room for the
2594 headers.
2595 * testsuite/script_test_4.sh: New file.
2596 * testsuite/script_test_4.t: New file.
2597 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2598 (check_DATA): Add script_test_4.stdout.
2599 (MOSTLYCLEANFILES): Likewise.
2600 (script_test_4): New target.
2601 (script_test_4.stdout): New target.
2602 * testsuite/Makefile.in: Rebuild.
2603
4f2a9edd
ILT		 2604 * sparc.cc: Add definitions for Output_data_plt_sparc class
2605 constants.
2606
f5314dd5
DM		 26072008-04-14 David S. Miller <davem@davemloft.net>
2608
2609 * sparc.cc: New file.
2610 * Makefile.am (TARGETSOURCES): Add sparc.cc
2611 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2612 * configure.tgt: Document targ_extra_size and
2613 targ_extra_big_endian. Add entries for sparc-* and
2614 sparc64-*.
2615 * configure.ac: Handle targ_extra_size and
2616 targ_extra_big_endian.
2617 * Makefile.in: Rebuild.
2618 * configure: Likewise.
2619 * po/POTFILES.in: Likewise.
2620 * po/gold.pot: Likewise.
2621
154e0e9a
ILT		 26222008-04-14 Ian Lance Taylor <iant@google.com>
2623
2624 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2625 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2626 in the name/type/flags to section mapping. Don't call
2627 allocate_output_section.
2628 (Layout::choose_output_section): Change parameter from adjust_name
2629 to is_input_section. Don't permit input sections after sections
2630 are attached to segments. Don't call allocate_output_section.
2631 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2632 not write_enable_output_section.
2633 (Layout::make_output_section): Don't push to
2634 unattached_section_list_ nor call attach_to_segment. Call
2635 attach_section_to_segment if sections are attached.
2636 (Layout::attach_sections_to_segments): New function.
2637 (Layout::attach_section_to_segment): New function.
2638 (Layout::attach_allocated_section_to_segment): Rename from
2639 attach_to_segment. Remove flags parameter.
2640 (Layout::allocate_output_section): Remove function.
2641 (Layout::write_enable_output_section): Remove function.
2642 * layout.h (class Layout): Update for above changes. Add new
2643 field sections_are_attached_.
2644 * output.h (Output_section::update_flags_for_input_section): New
2645 function.
2646 * output.cc (Output_section::add_input_section): Call
2647 update_flags_for_input_section.
2648 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2649
009a67a2
CC		 26502008-04-11 Cary Coutant <ccoutant@google.com>
2651
2652 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2653 thought unnecessary.
2654 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2655
759b1a24
ILT		 26562008-04-11 Ian Lance Taylor <iant@google.com>
2657
2658 * output.h (class Output_section_data): Remove inline definition
2659 of set_addralign.
2660 * output.cc (Output_section_data::set_addralign): New function.
2661
c2b45e22
CC		 26622008-04-11 Cary Coutant <ccoutant@google.com>
2663
2664 Add support for TLS descriptors for i386 and x86_64.
2665 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2666 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2667 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2668 GOT_TYPE_TLS_DESC.
2669 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2670 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2671 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2672 relocations.
2673 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2674 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2675 Fix problem with initial-exec relocations.
2676 (Target_i386::Relocate::relocate_tls): Likewise.
2677 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2678 relaxation.
2679 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2680 support for section-plus-offset dynamic table entries.
2681 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2682 (Output_data_dynamic::Dynamic_entry): Add support for
2683 section-plus-offset dynamic table entries.
2684 (Output_data_dynamic::Classification): Likewise.
2685 (Output_data_dynamic::classification_): Renamed offset_.
2686 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2687 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2688 (Target_x86_64::make_plt_section): New function.
2689 (Target_x86_64::reserve_tlsdesc_entries): New function.
2690 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2691 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2692 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2693 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2694 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2695 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2696 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2697 add extra PLT entry for TLS descriptors.
2698 (Output_data_plt_x86_64::got_): New field.
2699 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2700 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2701 fields.
2702 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2703 descriptors.
2704 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2705 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2706 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2707 R_386_TLS_DESC_CALL relocations.
2708 (Target_x86_64::Scan::global): Likewise.
2709 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2710 for TLS descriptors.
2711 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2712 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2713 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2714 GD-to-IE relaxation.
2715 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2716 and TLS_DESCRIPTORS.
2717 * Makefile.in: Rebuild.
2718 * configure: Rebuild.
2719 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2720 (tls_test_shared2.so): New target.
2721 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2722 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2723 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2724 (tls_shared_gd_to_ie_test_LDADD): New variable.
2725 (tls_shared_gnu2_gd_to_ie_test): New target.
2726 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2727 New targets.
2728 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2729 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2730 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2731 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2732 (tls_shared_gnu2_test): New target.
2733 (tls_test_gnu2_shared.so): New target.
2734 (tls_shared_gnu2_test_SOURCES): New variable.
2735 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2736 (tls_shared_gnu2_test_LDFLAGS): New variable.
2737 (tls_shared_gnu2_test_LDADD): New variable.
2738 * testsuite/Makefile.in: Rebuild.
2739 * testsuite/Makefile.
2740
83bfb6b7
ILT		 27412008-04-11 Ian Lance Taylor <iant@google.com>
2742
2743 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2744 justsyms.t.
2745 * testsuite/Makefile.in: Rebuild.
2746
2747 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2748 long.
2749 * testsuite/script_test_2.cc (main): Adjust test.
2750
706e1f5e
ILT		 27512008-04-11 David S. Miller <davem@davemloft.net>
2752 Ian Lance Taylor <iant@google.com>
2753
2754 * options.h (General_options): Add entries for '-Y' and
2755 '-relax'.
2756 * options.cc (General_options:finalize): If -Y was used, add those
2757 entries to the library path instead of the default "/lib" and
2758 "/usr/lib".
2759
7c98e6bb
DM		 27602008-04-11 David S. Miller <davem@davemloft.net>
2761
2762 * testsuite/justsyms.t: Start at 0x100.
2763 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2764 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2765 long.
2766 * testsuite/script_test_2.cc: Adjust string and section length
2767 checks.
7c98e6bb 2768
99a37bfd
ILT		 27692008-04-09 Ian Lance Taylor <iant@google.com>
2770
2cefc357
ILT		 2771 PR gold/5996
2772 * script-sections.cc (Sections_element::allocate_to_segment): Add
2773 orphan parameter.
2774 (Output_section_definition::allocate_to_segment): Likewise.
2775 (Orphan_output_section::allocate_to_segment): Likewise.
2776 (Script_sections::attach_sections_using_phdrs_clause): Don't
2777 propagate non-PT_LOAD segments to orphan sections.
2778 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2779 readelf rather than objdump.
2780 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2781 .interp section and PT_INTERP segment are the same size.
2782 * testsuite/Makefile.in: Rebuild.
2783
99a37bfd
ILT		 2784 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2785 aliases for symbols defined in the same object.
2786 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2787 (weak_alias_test_SOURCES): New variable.
2788 (weak_alias_test_DEPENDENCIES): New variable.
2789 (weak_alias_test_LDFLAGS): New variable.
2790 (weak_alias_test_LDADD): New variable.
2791 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2792 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2793 (weak_alias_test_3.o): New target.
2794 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2795 * testsuite/weak_alias_test_main.cc: New file.
2796 * testsuite/weak_alias_test_1.cc: New file.
2797 * testsuite/weak_alias_test_2.cc: New file.
2798 * testsuite/weak_alias_test_3.cc: New file.
2799
780e49c5
ILT		 28002008-04-08 Ian Lance Taylor <iant@google.com>
2801
cdb0b8f5
ILT		 2802 * options.h (class General_options): Add --noinhibit-exec option.
2803 * main.cc (main): Check --noinhibit-exec.
2804
0864d551
ILT		 2805 * options.h (class General_options): Define --wrap as a special
2806 option. Add wrap_symbols_ field.
2807 (General_options::any_wrap_symbols): New function.
2808 (General_options::is_wrap_symbol): New function.
2809 * options.cc (General_options::parse_wrap): New function.
2810 (General_options::General_options): Initialize wrap_symbols_.
2811 * symtab.cc (Symbol_table::wrap_symbol): New function.
2812 (Symbol_table::add_from_object): Handle --wrap.
2813 * symtab.h (class Symbol_table): Declare wrap_symbol.
2814 * target.h (Target::wrap_char): New function.
2815 (Target::Target_info): Add wrap_char field.
2816 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2817 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2818 * testsuite/testfile.cc (Target_test::test_target_info):
2819 Likewise.
2820
789aa6de
ILT		 2821 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2822 there is one.
2823
2c38906f
ILT		 2824 * layout.h (class Layout): Add added_eh_frame_data_ field.
2825 * layout.cc (Layout::Layout): Initialize new field.
2826 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2827 output section until we find a section we merged successfully.
2828 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2829 that the size be non-zero.
2830
780e49c5
ILT		 2831 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2832 qualifier.
2833
7fcd0256
ILT		 28342008-04-08 Craig Silverstein <csilvers@google.com>
2835
2836 * configure.ac: Export new conditional variable HAVE_ZLIB.
2837 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2838 on HAVE_ZLIB.
2839 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2840 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2841
6835af53
ILT		 28422008-04-07 Ian Lance Taylor <iant@google.com>
2843
e24f324c
ILT		 2844 * version.cc (version_string): Set to "1.5".
2845
a036edd8
ILT		 2846 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2847 Add issued_non_pic_error_ field. Declare check_non_pic.
2848 (Target_x86_64::Scan::check_non_pic): New function.
2849 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2850 (Target_x86_64::Scan::global): Likewise.
2851
624f8810
ILT		 2852 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2853 addend parameter. Change caller. Handle merge sections.
2854 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2855 Address to Addend. Don't add in the result of
2856 local_section_offset, pass down the addend and use the returned
2857 value.
2858 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2859 Update declarations of local_section_offset and symbol_value.
2860 * testsuite/two_file_test_1.cc (t18): New function.
2861 * testsuite/two_file_test_2.cc (f18): New function.
2862 * testsuite/two_file_test_main.cc (main): Call t18.
2863 * testsuite/two_file_test.h (t18, f18): Declare.
2864
6835af53
ILT		 2865 * configure.ac: Don't test for objdump, c++filt, or readelf.
2866 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2867 conditionals.
2868 (TEST_READELF): New variable.
2869 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2870 (check_PROGRAMS): Add two_file_strip_test.
2871 (two_file_strip_test): New target.
2872 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2873 (two_file_same_shared_strip_test_SOURCES): New variable.
2874 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2875 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2876 (two_file_same_shared_strip_test_LDADD): New variable.
2877 (two_file_shared_strip.so): New target.
2878 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2879 (ver_test_5.syms, ver_test_7.syms): Likewise.
2880 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2881 (strip_test_3.stdout): Use TEST_OBJDUMP.
2882 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2883
86925eef
CC		 28842008-04-04 Cary Coutant <ccoutant@google.com>
2885
2886 * symtab.h (Symbol::is_weak_undefined): New function.
2887 (Symbol::is_strong_undefined): New function.
2888 (Symbol::is_absolute): New function.
2889 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2890 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2891 absolute symbols.
2892 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2893 (weak_undef_test): New target.
2894 * testsuite/Makefile.in: Rebuild.
2895 * testsuite/weak_undef_file1.cc: New file.
2896 * testsuite/weak_undef_file2.cc: New file.
2897 * testsuite/weak_undef_test.cc: New file.
2898
126f3ece
ILT		 28992008-04-03 Craig Silverstein <csilvers@google.com>
2900
2901 * compressed_output.h (class Output_compressed_section): Use
2902 unsigned buffer.
2903 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2904 add zlib header.
2905 (zlib_compressed_suffix): Removed.
2906 (Output_compressed_section::set_final_data_size): Use unsigned
2907 buffers.
2908 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2909 Fix linker invocation.
2910 (flagstest_o_specialfile_and_compress_debug_sections):
2911 Likewise.
2912 * testsuite/Makefile.in: Regenerated.
2913
deae2a14
DM		 29142008-04-02 David S. Miller <davem@davemloft.net>
2915
2916 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2917 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2918
70752818
ILT		 29192008-04-02 Craig Silverstein <csilvers@google.com>
2920
2921 * TODO: New file.
2922
39d0cb0e
ILT		 29232008-04-02 Ian Lance Taylor <iant@google.com>
2924
2925 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2926 parameters. Update for new key type to views_. Change all
2927 callers.
2928 (File_read::read): Adjust for byteshift in returned view.
2929 (File_read::add_view): New function, broken out of
2930 find_and_make_view.
2931 (File_read::make_view): New function, broken out of
2932 find_and_make_view.
2933 (File_read::find_or_make_view): Add offset and aligned
2934 parameters. Rewrite accordingly. Change all callers.
2935 (File_read::get_view): Add offset and aligned parameters. Adjust
2936 for byteshift in return value.
2937 (File_read::get_lasting_view): Likewise.
2938 * fileread.h (class File_read): Update declarations.
2939 (class File_read::View): Add byteshift_ field. Add byteshift to
2940 constructor. Add byteshift method.
2941 * archive.h (Archive::clear_uncached_views): New function.
2942 (Archive::get_view): Add aligned parameter. Change all callers.
2943 * object.h (Object::get_view): Add aligned parameter. Change all
2944 callers.
2945 (Object::get_lasting_view): Likewise.
2946
2947 * fileread.cc (File_read::release): Don't call clear_views if
2948 there are multiple objects.
2949 * fileread.h (File_read::clear_uncached_views): New function.
2950 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2951 on the archive.
2952
a1207466
CC		 29532008-03-31 Cary Coutant <ccoutant@google.com>
2954
2955 Add thin archive support.
2956 * archive.cc (Archive::armagt): New const.
2957 (Archive::setup): Remove task parameter and calls to unlock.
2958 (Archive::unlock_nested_archives): New function.
2959 (Archive::read_header): Add nested_off parameter. Change
2960 all callers.
2961 (Archive::interpret_header): Likewise.
2962 (Archive::include_all_members): Change to handle thin
2963 archives.
2964 (Archive::include_member): Likewise.
2965 * archive.h (Archive::Archive): Add new parameters and
2966 initializers.
2967 (Archive::armagt): New const.
2968 (Archive::setup): Remove task parameter.
2969 (Archive::unlock_nested_archives): New function.
2970 (Archive::read_header): Add nested_off parameter.
2971 (Archive::interpret_header): Likewise.
2972 (Archive::Nested_archive_table): New typedef.
2973 (Archive::is_thin_archive_): New field.
2974 (Archive::nested_archives_): New field.
2975 (Archive::options_): New field.
2976 (Archive::dirpath_): New field.
2977 (Archive::task_): New field.
2978 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2979 for thin archives. Pass additional parameters to
2980 Archive::Archive. Unlock the archive file after calling
2981 Archive::setup.
cd536b21 2982
479f6503
ILT		 29832008-03-29 Ian Lance Taylor <iant@google.com>
2984
686c8caf
ILT		 2985 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2986 version symbol to be local.
2987 * testsuite/ver_test_4.sh: New file.
2988 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2989 (check_DATA): Add ver_test_4.syms.
2990 (ver_test_4.syms): New target.
2991 * testsuite/Makefile.in: Rebuild.
2992
ab794b6b
ILT		 2993 * output.cc
2994 (Output_section::Input_section_sort_entry::has_priority): New
2995 function.
2996 (Output_section::Input_section_sort_entry::match_file_name): New
2997 function.
2998 (Output_section::Input_section_sort_entry::match_section_name):
2999 Remove.
3000 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3001 Remove.
3002 (Output_section::Input_section_sort_entry::match_section_file):
3003 Remove.
3004 (Output_section::Input_section_sort_compare::operator()): Rewrite
3005 using new Input_section_sort_entry functions. Sort crtbegin and
3006 crtend first. Sort sections with no priority before sections with
3007 a priority.
3008 * testsuite/initpri1.c (d3): Check j != 4.
3009 (cd5): New constructor/destructor function.
3010 (main): Check j != 2.
3011
479f6503
ILT		 3012 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3013 new symbol when resolving, don't call set_is_default.
3014 * testsuite/ver_test_7.cc: New file.
3015 * testsuite/ver_test_7.sh: New file.
3016 * testsuite/Makefile.am (ver_test_7.so): New target.
3017 (ver_test_7.o): New target.
3018 (check_SCRIPTS): Add ver_test_7.sh.
3019 (check_DATA): Add ver_test_7.syms.
3020 (ver_test_7.syms): New target.
3021
2fd32231
ILT		 30222008-03-28 Ian Lance Taylor <iant@google.com>
3023
3024 * layout.cc (Layout::layout): If we see an input section with a
3025 name that needs sorting, set the must_sort flag for the output
3026 section.
3027 (Layout::make_output_section): If the name of the output section
3028 indicates that it might require sorting, set the may_sort flag.
3029 * output.h (Output_section::may_sort_attached_input_sections): New
3030 function.
3031 (Output_section::set_may_sort_attached_input_sections): New
3032 function.
3033 (Output_section::must_sort_attached_input_sections): New
3034 function.
3035 (Output_section::set_must_sort_attached_input_sections): New
3036 function.
3037 (class Output_section): Declare Input_section_sort_entry. Define
3038 Input_section_sort_compare. Declare
3039 sort_attached_input_sections. Add new fields:
3040 may_sort_attached_input_sections_,
3041 must_sort_attached_input_sections_,
3042 attached_input_sections_are_sorted_.
3043 * output.cc (Output_section::Output_section): Initialize new
3044 fields.
3045 (Output_section::add_input_section): Add an entry to
3046 input_sections_ if may_sort or must_sort are true.
3047 (Output_section::set_final_data_size): Call
3048 sort_attached_input_sections if necessary.
3049 (Output_section::Input_section_sort_entry): Define new class.
3050 (Output_section::Input_section_sort_compare::operator()): New
3051 function.
3052 (Output_section::sort_attached_input_sections): New function.
3053 * configure.ac: Check whether the compiler supports constructor
3054 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3055 * testsuite/initpri1.c: New file.
3056 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3057 CONSTRUCTOR_PRIORITY.
3058 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3059 (initpri1_LDFLAGS): New variable.
3060 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3061
18e6b24e
ILT		 30622008-03-27 Ian Lance Taylor <iant@google.com>
3063
49bdd526
ILT		 3064 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3065 * testsuite/common_test_1.c: New file.
3066 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3067 (common_test_1_SOURCES): New variable.
3068 (common_test_1_DEPENDENCIES): New variable.
3069 (common_test_1_LDFLAGS): New variable.
3070
18e6b24e
ILT		 3071 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3072 and commons_ correctly when NAME/VERSION does not override
3073 NAME/NULL.
3074 * testsuite/ver_test_6.c: New file.
3075 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3076 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3077 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3078
04bf7072
ILT		 30792008-03-26 Ian Lance Taylor <iant@google.com>
3080
5871526f
ILT		 3081 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3082 of an undefined symbol from a version script.
3083 * testsuite/Makefile.am (ver_test_5.so): New target.
3084 (ver_test_5.o): New target.
3085 (check_SCRIPTS): Add ver_test_5.sh.
3086 (check_DATA): Add ver_test_5.syms.
3087 (ver_test_5.syms): New target.
3088 * testsuite/ver_test_5.cc: New file.
3089 * testsuite/ver_test_5.script: New file.
3090 * testsuite/ver_test_5.sh: New file.
3091 * Makefile.in, testsuite/Makefile.in: Rebuild.
3092
04bf7072
ILT		 3093 PR gold/5986
3094 Fix problems building gold with gcc 4.3.0.
3095 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3096 (gold_error_at_location, gold_warning_at_location): Use it.
3097 * configure.ac: Check whether we can compile and use a template
3098 function with a printf attribute.
3099 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3100 when jumping over bytes.
3101 * object.cc: Instantiate Object::read_section_data.
3102 * debug.h: Include <cstring>
3103 * dwarf_reader.cc: Include <algorithm>
3104 * main.cc: Include <cstring>.
3105 * options.cc: Include <cstring>.
3106 * output.cc: Include <cstring>.
3107 * script.cc: Include <cstring>.
3108 * script.h: Include <string>.
3109 * symtab.cc: Include <cstring> and <algorithm>.
3110 * target-select.cc: Include <cstring>.
3111 * version.cc: Include <string>.
3112 * testsuite/testmain.cc: Include <cstdlib>.
3113 * configure, config.in: Rebuild.
3114
874c5b28
ILT		 31152008-03-25 Ian Lance Taylor <iant@google.com>
3116
819d6c3a
ILT		 3117 * options.cc: Include "../bfd/bfdver.h".
3118 (options::help): Print bug reporting address.
3119
f4b2c6f5
ILT		 3120 * version.cc (print_version): Adjust output for current value of
3121 BFD_VERSION_STRING.
3122
3123 * NEWS: New file.
3124
e96caa79
ILT		 3125 * options.cc (options::help): Print list of supported targets.
3126 * target-select.h: Include <vector>.
3127 (class Target_selector): Make machine_, size_, and is_big_endian_
3128 fields const. Add bfd_name_ and instantiated_target_ fields.
3129 (Target_selector::Target_selector): Add bfd_name parameter.
3130 (Target_selector::recognize): Make non-virtual, call
3131 do_recognize.
3132 (Target_selector::recognize_by_name): Make non-virtual, call
3133 do_recognize_by_name.
3134 (Target_selector::supported_names): New function.
3135 (Target_selector::bfd_name): New function.
3136 (Target_selector::do_instantiate_target): New pure virtual
3137 function.
3138 (Target_selector::do_recognize): New virtual function.
3139 (Target_selector::do_recognize_by_name): New virtual function.
3140 (Target_selector::instantiate_target): New private function.
3141 (supported_target_names): Declare.
3142 * target-select.cc (Target_selector::Target_selector): Update for
3143 new parameter and fields.
3144 (select_target_by_name): Check that the name matches before
3145 calling recognize_by_name.
3146 (supported_target_names): New function.
3147 * i386.cc (class Target_selector_i386): Update Target_selector
3148 constructor call. Remove recognize and recognize_by_name. Add
3149 do_instantiate_target.
3150 * x86_64.cc (class Target_selector_x86_64): Likewise.
3151 * testsuite/testfile.cc (class Target_selector_test): Update for
3152 changes to Target_selector.
3153
874c5b28
ILT		 3154 * README: Rewrite, with some notes on unsupported features.
3155
0a65a3a7
CC		 31562008-03-24 Cary Coutant <ccoutant@google.com>
3157
3158 * i386.cc (Target_i386::Got_type): New enum declaration.
3159 (Target_i386::Scan::local): Updated callers of Output_data_got
3160 member functions.
3161 (Target_i386::Scan::global): Likewise.
3162 (Target_i386::Relocate::relocate): Likewise.
3163 (Target_i386::Relocate::relocate_tls): Likewise.
3164 * object.h (Got_offset_list): New class.
3165 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3166 (Sized_relobj::local_got_offset): Likewise.
3167 (Sized_relobj::set_local_got_offset): Likewise.
3168 (Sized_relobj::local_has_tls_got_offset): Removed.
3169 (Sized_relobj::local_tls_got_offset): Removed.
3170 (Sized_relobj::set_local_tls_got_offset): Removed.
3171 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3172 * output.cc (Output_data_got::add_global): Added got_type parameter.
3173 (Output_data_got::add_global_with_rel): Likewise.
3174 (Output_data_got::add_global_with_rela): Likewise.
3175 (Output_data_got::add_global_pair_with_rel): New function.
3176 (Output_data_got::add_global_pair_with_rela): New function.
3177 (Output_data_got::add_local): Added got_type parameter.
3178 (Output_data_got::add_local_with_rel): Likewise.
3179 (Output_data_got::add_local_with_rela): Likewise.
3180 (Output_data_got::add_local_pair_with_rel): New function.
3181 (Output_data_got::add_local_pair_with_rela): New function.
3182 (Output_data_got::add_global_tls): Removed.
3183 (Output_data_got::add_global_tls_with_rel): Removed.
3184 (Output_data_got::add_global_tls_with_rela): Removed.
3185 (Output_data_got::add_local_tls): Removed.
3186 (Output_data_got::add_local_tls_with_rel): Removed.
3187 (Output_data_got::add_local_tls_with_rela): Removed.
3188 * output.h (Output_data_got::add_global): Added got_type parameter.
3189 (Output_data_got::add_global_with_rel): Likewise.
3190 (Output_data_got::add_global_with_rela): Likewise.
3191 (Output_data_got::add_global_pair_with_rel): New function.
3192 (Output_data_got::add_global_pair_with_rela): New function.
3193 (Output_data_got::add_local): Added got_type parameter.
3194 (Output_data_got::add_local_with_rel): Likewise.
3195 (Output_data_got::add_local_with_rela): Likewise.
3196 (Output_data_got::add_local_pair_with_rel): New function.
3197 (Output_data_got::add_local_pair_with_rela): New function.
3198 (Output_data_got::add_global_tls): Removed.
3199 (Output_data_got::add_global_tls_with_rel): Removed.
3200 (Output_data_got::add_global_tls_with_rela): Removed.
3201 (Output_data_got::add_local_tls): Removed.
3202 (Output_data_got::add_local_tls_with_rel): Removed.
3203 (Output_data_got::add_local_tls_with_rela): Removed.
3204 * resolve.cc (Symbol::override_base_with_special): Removed
3205 reference to has_got_offset_ field.
3206 * symtab.cc (Symbol::init_fields): Replaced initialization
3207 of got_offset_ with got_offsets_. Removed initialization
3208 of has_got_offset_
53fcba31 3209 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3210 (Symbol::got_offset): Likewise.
3211 (Symbol::set_got_offset): Likewise.
3212 (Symbol::has_tls_got_offset): Removed.
3213 (Symbol::tls_got_offset): Removed.
3214 (Symbol::set_tls_got_offset): Removed.
3215 (Symbol::got_offset_): Removed.
3216 (Symbol::tls_mod_got_offset_): Removed.
3217 (Symbol::tls_pair_got_offset_): Removed.
3218 (Symbol::got_offsets_): New field.
3219 (Symbol::has_got_offset): Removed.
3220 (Symbol::has_tls_mod_got_offset): Removed.
3221 (Symbol::has_tls_pair_got_offset): Removed.
3222 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3223 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3224 member functions.
3225 (Target_x86_64::Scan::global): Likewise.
3226 (Target_x86_64::Relocate::relocate): Likewise.
3227 (Target_x86_64::Relocate::relocate_tls): Likewise.
3228
bd52eafb
BE		 32292008-03-25 Ben Elliston <bje@au.ibm.com>
3230
3231 * yyscript.y: Fix spelling error in comment.
3232
8b105e34
ILT		 32332008-03-24 Ian Lance Taylor <iant@google.com>
3234
8ed814a9
ILT		 3235 * options.h (class General_options): Define build_id option.
3236 * layout.h (class Layout): Declare write_build_id, create_note,
3237 create_build_id. Add build_id_note_ member.
3238 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3239 "libiberty.h", "md5.h", "sha1.h".
3240 (Layout::Layout): Initialize eh_frame_data_,
3241 eh_frame_hdr_section_, and build_id_note_.
3242 (Layout::finalize): Call create_build_id.
3243 (Layout::create_note): New function, broken out of
3244 Layout::create_gold_note.
3245 (Layout::create_gold_note): Call create_note.
3246 (Layout::create_build_id): New function.
3247 (Layout::write_build_id): New function.
3248 (Close_task_runner::run): Call write_build_id.
3249
8b105e34
ILT		 3250 * x86_64.cc: Correct license to GPLv3.
3251
086a1841
ILT		 32522008-03-23 Ian Lance Taylor <iant@google.com>
3253
3254 * options.cc: Include "demangle.h".
3255 (parse_optional_string): New function.
3256 (parse_long_option): Handle takes_optional_argument.
3257 (parse_short_option): Update dash_z initializer. Handle
3258 takes_optional_argument.
3259 (General_options::General_options): Initialize do_demangle_.
3260 (General_options::finalize): Set do_demangle_. Handle demangling
3261 style.
3262 * options.h (parse_optional_string): Declare.
3263 (struct One_option): Add optional_arg field. Update constructor.
3264 Update call constructor calls. Add takes_optional_argument
3265 function.
3266 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3267 (DEFINE_optional_string): Define.
3268 (General_options::demangle): Change from DEFINE_bool to
3269 DEFINE_optional_string.
3270 (General_options::no_demangle): New function.
3271 (General_options::do_demangle): New function.
3272 (General_options::set_do_demangle): New function.
3273 (General_options::execstack_status_): Move definition to end of
3274 class definition.
3275 (General_options::static_): Likewise.
3276 (General_options::do_demangle_): New field.
3277 * object.cc (big_endian>::get_symbol_location_info): Call
3278 Options::do_demangle, not Options::demangle.
3279 * symtab.cc (demangle): Likewise.
3280
cbb93e63
ILT		 32812008-03-22 Ian Lance Taylor <iant@google.com>
3282
3283 * gold.h: Include <cstddef> and <sys/types.h>
3284 * options.h: Include <cstring>.
3285
ec531623
ILT		 32862008-03-21 Ian Lance Taylor <iant@google.com>
3287
3288 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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