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* layout.cc (Layout::make_output_section): Call
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
8a5e3e08
ILT		 12009-06-21 Ian Lance Taylor <ian@airs.com>
2
3 * layout.cc (Layout::make_output_section): Call
4 Target::new_output_section.
5 (Layout::attach_allocated_section_to_segment): Put large section
6 sections in a separate load segment with the large segment flag
7 set.
8 (Layout::segment_precedes): Sort large data segments after other
9 load segments.
10 (align_file_offset): New static function.
11 (Layout::set_segment_offsets): Use align_file_offset.
12 * output.h (class Output_section): Add is_small_section_ and
13 is_large_section_ fields.
14 (Output_section::is_small_section): New function.
15 (Output_section::set_is_small_section): New function.
16 (Output_section::is_large_section): New function.
17 (Output_section::set_is_large_section): New function.
18 (Output_section::is_large_data_section): New function.
19 (class Output_segment): Add is_large_data_segment_ field.
20 (Output_segment::is_large_data_segment): New function.
21 (Output_segment::set_is_large_data_segment): New function.
22 * output.cc (Output_section::Output_section): Initialize new
23 fields.
24 (Output_segment::Output_segment): Likewise.
25 (Output_segment::add_output_section): Add assertion that large
26 data sections always go in large data segments. Force small data
27 sections to the end of the list of data sections. Force small BSS
28 sections to the start of the list of BSS sections. For large BSS
29 sections to the end of the list of BSS sections.
30 * symtab.h (class Symbol): Declare is_common_shndx.
31 (Symbol::is_defined): Check Symbol::is_common_shndx.
32 (Symbol::is_common): Likewise.
33 (class Symbol_table): Define enum Commons_section_type. Update
34 declarations. Add small_commons_ and large_commons_ fields.
35 * symtab.cc (Symbol::is_common_shndx): New function.
36 (Symbol_table::Symbol_table): Initialize new fields.
37 (Symbol_table::add_from_object): Put small and large common
38 symbols in the right list.
39 (Symbol_table::sized_finalized_symbol): Check
40 Symbol::is_common_shndx.
41 (Symbol_table::sized_write_globals): Likewise.
42 * common.cc (Symbol_table::do_allocate_commons): Allocate new
43 common symbol lists. Don't call do_allocate_commons_list if the
44 list is empty.
45 (Symbol_table::do_allocate_commons_list): Remove is_tls
46 parameter. Add comons_section_type parameter. Change all
47 callers. Handle small and large common symbols.
48 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
49 Symbol::is_common_shndx.
50 * resolve.cc (symbol_to_bits): Likewise.
51 * target.h (Target::small_common_shndx): New function.
52 (Target::small_common_section_flags): New function.
53 (Target::large_common_shndx): New function.
54 (Target::large_common_section_flags): New function.
55 (Target::new_output_section): New function.
56 (Target::Target_info): Add small_common_shndx, large_common_shndx,
57 small_common_section_flags, and large_common_section_flags
58 fields.
59 (Target::do_new_output_section): New virtual function.
60 * arm.cc (Target_arm::arm_info): Initialize new fields.
61 * i386.cc (Target_i386::i386_info): Likewise.
62 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
63 Likewise.
64 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
65 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
66 (Target_x86_64::do_new_output_section): New function.
67 * configure.ac: Define conditional MCMODEL_MEDIUM.
68 * testsuite/Makefile.am (check_PROGRAMS): Add large.
69 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
70 (large_LDFLAGS): Define.
71 * testsuite/large.c: New file.
72 * testsuite/testfile.cc (Target_test::test_target_info):
73 Initialize new fields.
74 * configure, testsuite/Makefile.in: Rebuild.
75
bb04269c
DK		 762009-06-05 Doug Kwan <dougkwan@google.com>
77
78 * Makefile.am (CCFILES): Add target.cc.
79 * Makefile.in: Regenerate.
80 * i386.cc (class Target_i386): Define new virtual method to
81 override do_is_local_label_name in parent.
82 * object.cc (Sized_relobj::do_count_local_symbols): Discard
83 local symbols if --discard-locals or -X is given.
84 * options.h (class General_options): Declare new options
85 '--discard-locals' and '-X' for discarding locals.
86 * target.h (class Target): Define new methods is_local_label_name.
87 Declare new virtual method do_is_local_label_name.
88 * target.cc: New file.
89 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
90 (check_SCRIPTS): Add discard_locals_test.sh.
91 (check_DATA): Add discard_local_tests.syms.
92 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
93 (discard_local_tests.syms, discard_locals_test.o): New make rules.
94 * testsuite/Makefile.in: Regenerate.
95 * testsuite/discard_locals_test.c: New file.
96 * testsuite/discard_locals_test.sh: Same.
97
805bb01c
DK		 982009-06-05 Doug Kwan <dougkwan@google.com>
99
100 * object.cc (Sized_relobj::Sized_relobj): Initialize
101 discarded_eh_frame_shndx_ to -1U.
102 (Sized_relobj::do_layout): Record index of a discard .eh_frame
103 section.
104 (Sized_relobj::do_count_local_symbols): Skip local symbols in
105 a discarded .eh_frame section.
106 (Sized_relobj::do_finalize_local_symbols): Ditto.
107 * object.h (class Sized_relobj): Declare new member
108 discarded_eh_frame_shndx_.
109 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
110 (local_labels_test.o, local_labels_test): New rules.
111 * testsuite/Makefile.in: Regenerate.
112
1dcd334d
DK		 1132009-06-04 Doug Kwan <dougkwan@google.com>
114
115 * layout.cc (Layout::section_name_mapping): Add mapping for
116 special ARM sections.
117
96d49306
DK		 1182009-06-03 Doug Kwan <dougkwan@google.com>
119
120 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
121 (utils::has_overflow): Same.
122
dff16297
ILT		 1232009-06-03 Ian Lance Taylor <iant@google.com>
124
125 * layout.cc (Layout::section_name_mapping): New array, replacing
126 Layout::linkonce_mapping.
127 (Layout::section_name_mapping_count): New variable, replacing
128 Layout::linkonce_mapping_count.
129 (Layout::linkonce_output_name): Remove.
130 (Layout::output_section_name): Rewrite.
131 * layout.h (class Layout): Rename Linkonce_mapping to
132 Section_name_mapping, linkonce_mapping to section_name_mapping,
133 linkonce_mapping_count to section_name_mapping_count. Don't
134 declare linkonce_output_name.
135
c121c671
DK		 1362009-06-03 Doug Kwan <dougkwan@google.com>
137
138 * gold/arm.cc (namespace utils): New.
139 (Target_arm::reloc_is_non_pic): Define new method.
140 (class Arm_relocate_functions): New.
141 (Target_arm::Relocate::relocate): Handle relocation types used by
142 Android.
143
07800fab
ILT		 1442009-06-03 Ian Lance Taylor <iant@google.com>
145
146 * arm.cc (Target_arm::scan::global): Use || instead of |.
147
c121c671
DK		 1482009-06-02 Doug Kwan <dougkwan@google.com>
149
150 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
151 issued_non_pic_error_.
152 (class Target_arm::Scan): Declare new method check_non_pic.
153 Define new method symbol_needs_plt_entry.
154 Declare new data member issued_non_pic_error_.
155 (class Target_arm::Relocate): Declare new method
156 should_apply_static_reloc.
157 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
158 (Target_arm::Scan::check_non_pic): Define new method.
159 (Target_arm::Scan::local): Handle a small subset of reloc types used
160 by Android.
161 (Target_arm::Scan::local): Same.
162 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
163
b19b0c6d
ILT		 1642009-05-31 Mikolaj Zalewski <mikolajz@google.com>
165
166 * incremental.cc (Incremental_inputs::report_command_line): Filter
167 out --incremental-* options.
168
94cdfcff
DK		 1692009-05-29 Doug Kwan <dougkwan@google.com>
170
171 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
172 template class.
173 (class Target_arm): Update comment.
174 (Target_arm::Target_arm): Initialize new data members GOT_,
175 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
176 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
177 and Target_arm::rel_dyn_section.
178 Declare new_enum Target_arm::Got_type.
179 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
180 and DYNBSS_.
181 Update commments for member do_dynsym_value.
182 (Target_arm::got_size, Target_arm::plt_section,
183 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
184 new methods inside class defintion.
185 (Target_arm::got_section): Define new method.
186 (Target_arm::rel_dyn_section): Same.
187 (Output_data_plt_arm): New template class.
188 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
189 (Output_data_plt_arm:do_adjust_output_section): Define new method.
190 (Output_data_plt_arm::add_entry): Same.
191 (Output_data_plt_arm::first_plt_entry): Define new
192 static data member for PLT instruction template.
193 (Output_data_plt_arm::plt_entry): Same.
194 (Output_data_plt_arm::do_write): Define new method.
195 (Target_arm::make_plt_entry): Same.
196 (Target_arm::do_finalize_sections): Same.
197 (Target_arm::do_dynsym_value): Same.
198
4a657b0d
DK		 1992009-05-28 Doug Kwan <dougkwan@google.com>
200
201 * Makefile.am (TARGETSOURCES): Add arm.cc.
202 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
203 * Makefile.in: Regenerate.
204 * arm.cc: New file.
205 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
206
e7ae8c36
DK		 2072009-05-26 Doug Kwan <dougkwan@google.com>
208
209 * options.cc (General_options::parse_exclude_libs). Fix a comment.
210 (General_options::check_excluded_libs): Strip off directories in
211 archive name before matching like GNU ld does.
212 * testsuite/Makefile.am (MOSTLYCLEANFILES,
213 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
214 (exclude_libs_test_LDFLAGS): Add linker option
215 -Wl,--exclude-libs,libexclude_libs_test_3
216 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
217 an explicit archive without using -l.
218 (alt/libexclude_libs_test_3.a): New make rule.
219 * testsuite/Makefile.in: Regenerate.
220 * testsuite/exclude_libs_test.c : Declare lib3_default().
221 (main): Call it.
222 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
223 * exclude_libs_test_3.c: New file.
224
f12e7348
NC		 2252009-05-26 Nick Clifton <nickc@redhat.com>
226
227 * po/id.po: New Indonesian translation.
228 * po/gold.pot: Updated template file.
229
4daadc0d
ST		 2302009-05-22 Sriraman Tallam <tmsriram@google.com>
231
232 * testsuite/Makefile.am: Add -ffunction-sections to compile
233 gc_comdat_test files. Add -Wl,--gc-sections to build
234 gc_comdat_test.
235 * testsuite/Makefile.in: Regenerate.
236 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
237
531813ad
ST		 2382009-05-21 Sriraman Tallam <tmsriram@google.com>
239
240 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
241 kept comdat section was garbage collected.
242 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
243 * testsuite/Makefile.in: Regenerate.
244 * testsuite/gc_comdat_test.sh: New file.
245 * testsuite/gc_comdat_test_1.cc: New file.
246 * testsuite/gc_comdat_test_2.cc: New file.
247
65514900
CC		 2482009-05-19 Doug Kwan <dougkwan@google.com>
249
250 * archive.cc (Archive::Archive): Move constructor from archive.h
251 to here. Initialize no_export_.
252 (Archive::get_elf_object_for_member): Set no_export flag of object.
253 * archive.h (Archive::Archive): Move constructor body to
254 archive.cc.
255 (Archive::no_export): New method.
256 (Archive::no_export_): New field.
257 * object.h (Object::Object): Initialize no_export_ to false.
258 (Object::no_export, Object::set_no_export): New methods.
259 (Object::no_export_): New field.
260 * options.cc (General_options::parse_exclude_libs): New method.
261 (General_options::check_excluded_libs) Same.
262 * options.h (exclude_libs): New option.
263 (General_options::check_excluded_libs): New method declaration.
264 (General_options::excluded_libs_): New field.
265 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
266 default or protected visibility if an object has no-export flag set.
267 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
268 (check_SCRIPTS): Add exclude_libs_test.sh.
269 (check_DATA): Add exclude_libs_test.syms.
270 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
271 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
272 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
273 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
274 (exclude_libs_test.syms, libexclude_libs_test_1.a,
275 libexclude_libs_test_2.a): New rules.
276 * testsuite/Makefile.in: Regenerate.
277 * testsuite/exclude_libs_test.c: New file.
278 * testsuite/exclude_libs_test.sh: Ditto.
279 * testsuite/exclude_libs_test_1.c: Ditto.
280 * testsuite/exclude_libs_test_2.c: Ditto.
281
1b77ea50
ILT		 2822009-05-15 Ian Lance Taylor <iant@google.com>
283
284 * configure.ac: Check for declarations for cases where libiberty.h
285 checks HAVE_DECL_xxx.
286 * configure, config.in: Rebuild.
287
072fe7ce
ILT		 2882009-05-15 Mikolaj Zalewski <mikolajz@google.com>
289
290 * gold.h (Incremental_argument_list): Remove (invalid) forward
291 declaration.
292 * incremental.cc (Incremental_inputs::report_achive): New method.
293 (Incremental_inputs::report_object): New method.
294 (Incremental_inputs::report_script): New method.
295 (Incremental_inputs::finalize_inputs): New method.
296 (Incremental_inputs::finalize): Call finalize_inputs().
297 (Incremental_inputs::sized_create_incremental_inputs_section_data):
298 Create inputs entries.
299 * incremental.h (Incremental_input_type): New enum.
300 (Incremental_inputs::Incremental_input): Initialize new fields.
301 (Incremental_inputs::report_inputs): New method.
302 (Incremental_inputs::report_achive): New method.
303 (Incremental_inputs::report_object): New method.
304 (Incremental_inputs::report_script): New method.
305 (Incremental_inputs::finalize_inputs): New method.
306 (Incremental_inputs::Input_info): New struct.
307 (Incremental_inputs::Input_info_map): New typedef.
308 (Incremental_inputs::lock_): New field.
309 (Incremental_inputs::Inputs_): New field.
310 (Incremental_inputs::Inputs_map): New field.
311 * main.cc (main): Call Incremental_input::report_inputs.
312 * options.h (Input_argument_list): Typedef moved from
313 Input_arguments.
314 (Input_file_group::Files): Remove, use ::Input_argument_list.
315 (Input_file_group::Input_argument_list): Remove, use
316 ::Input_argument_list.
317 * plugin.cc (Plugin_manager::add_input_file): Add error in
318 incremental build.
319 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
320 functions.
321 * script.cc (read_input_script): Call
322 Incremental_input::report_script.
323 * script.h (Script_info): New class.
324
b0481b0b
ILT		 3252009-04-27 Ian Lance Taylor <iant@google.com>
326
327 * x86_64.cc (do_adjust_output_section): Set entsize to
328 plt_entry_size.
329
b22a5a41 3302009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 331
332 * output.cc (Output_file::close): After short writes, continue
333 writing from the correct offset in the buffer being written.
334
40fde488
CD		 3352009-04-23 Chris Demetriou <cgd@google.com>
336
337 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
338 * configure: Regenerate.
339 * config.in: Regenerate.
340 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
341 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
342
3ce2c28e
ILT		 3432009-04-21 Mikolaj Zalewski <mikolajz@google.com>
344
345 * incremental.cc (Incremental_inputs_header_data): Renamed from
346 Incremental_input_header_data.
347 (Incremental_inputs_header_data::data_size): New field.
348 (Incremental_inputs_header_data::put_input_file_count): Renamed
349 from input_file_count.
350 (Incremental_inputs_header_data::put_command_line_offset): Renamed
351 from command_line_offset.
352 (Incremental_inputs_header_data::put_reserved): Renamed from
353 put_reserved.
354 (Incremental_inputs_entry_data): Renamed from
355 Incremental_input_entry_data.
356 (Incremental_inputs_entry_data::data_size): New field.
357 (Incremental_inputs::report_command_line): New method.
358 (Incremental_inputs::finalize): New method.
359 (Incremental_inputs::create_incremental_inputs_data): New method.
360 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
361 * incremental.h: New file.
362 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
363 (Layout::finalize): Create incremental inputs section in
364 incremental builds.
365 (Layout::create_incremental_info_sections): New method.
366 * layout.h (Layout::incremental_inputs): New method.
367 (Layout::create_incremental_info_sections): New method.
368 (Layout::incremental_inputs_): New field.
369 * main.cc (main): Notify Incremental_input of the command line.
370
e55bde5e
ILT		 3712009-04-01 Ian Lance Taylor <iant@google.com>
372 Mikolaj Zalewski <mikolajz@google.com>
373
374 * gold.h (reserve_unordered_map): Define, three versions, one for
375 each version of Unordered_map.
376 * layout.cc (Layout::Layout): Remove options parameter. Add
377 number_of_input_files parameter. Don't initialize options_.
378 Initialize number_of_input_files_ and resized_signatures_. Move
379 sections_are_attached_.
380 (Layout::layout_group): Reserve space for group_signatures_.
381 (Layout::find_or_add_kept_section): Change name parameter to be a
382 reference. Resize signatures_ map when it gets large enough.
383 (Layout::layout_eh_frame): Use parameters->options() instead of
384 this->options_.
385 (Layout::make_output_section): Likewise.
386 (Layout::attach_allocated_section_to_segment): Likewise.
387 (Layout::finalize, Layout::create_executable_stack): Likewise.
388 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
389 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
390 * layout.h (class Layout): Update declarations. Remove options_
391 field. Add number_of_input_files_ and resized_signatures_
392 fields. Move sections_are_attached_ field.
393 * main.cc (main): Pass number of input files to Layout
394 constructor. Don't pass options.
395
154b857c
ILT		 3962009-03-30 Ian Lance Taylor <iant@google.com>
397
398 * ffsll.c (ffsll): Correct implementation.
399
2f35ab9b
ILT		 4002009-03-27 Ian Lance Taylor <iant@google.com>
401
fd03461a
ILT		 402 * ffsll.c: New file.
403 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
404 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
405 * ftruncate.c (ftruncate): Declare before definition.
406 * mremap.c (mremap): Likewise.
407 * pread.c (pread): Likewise.
408 * configure, Makefile.in, config.in: Rebuild.
409
2f35ab9b
ILT		 410 * mremap.c: New file.
411 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
412 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
413 (mremap): Declare if HAVE_MREMAP is not defined.
414 * configure, Makefile.in, config.in: Rebuild.
415
33aea2fd
CC		 4162009-03-27 Cary Coutant <ccoutant@google.com>
417
418 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
419 position independent.
420 * sparc.cc (Target_sparc::check_non_pic): Likewise.
421 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
422
6d479619
CC		 4232009-03-24 Cary Coutant <ccoutant@google.com>
424
425 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
426 an executable.
427 (needs_dynamic_reloc): Likewise.
428
afc06bb8
ILT		 4292009-03-24 Ian Lance Taylor <iant@google.com>
430
431 * yyscript.y (file_cmd): Recognize EXTERN.
432 (extern_name_list, extern_name_list_body): New nonterminals.
433 * script.cc (script_add_extern): Define.
434 * script-c.h (script_add_extern): Declare.
435
f6060a4d
ILT		 4362009-03-24 Rafael Avila de Espindola <espindola@google.com>
437
438 * object.cc (is_elf_object): Define.
439 * object.h (is_elf_object): Declare.
440 * archive.cc (Archive::get_elf_object_for_member): Call
441 is_elf_object.
33aea2fd 442 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 443
26736d8e
ILT		 4442009-03-24 Elliott Hughes <enh@google.com>
445
446 * output.cc (Output_file::map_anonymous): Define.
447 (Output_file::map): Use map_anonymous. If the regular mmap fails,
448 try an anonymous one. Report the size if the mmap fails.
449 * output.h (class Output_file): Declare map_anonymous.
450
22fd9730
ILT		 4512009-03-24 Ian Lance Taylor <iant@google.com>
452
453 * target-select.cc (instantiate_target): Don't acquire the lock if
454 the instantiated_target_ field has already been set.
455
cb010894
ILT		 4562009-03-23 Ian Lance Taylor <iant@google.com>
457
7f055c20
ILT		 458 * gold-threads.h (class Initialize_lock): Define.
459 * gold-threads.cc (class Initialize_lock_once): Define.
460 (initialize_lock_control): New static variable.
461 (initialize_lock_pointer): New static variable.
462 (initialize_lock_once): New static function.
463 (Initialize_lock::Initialize_lock): Define.
464 (Initialize_lock::initialize): Define.
465 * target-select.h: Include "gold-threads.h".
466 (class Target_selector): Add lock_ and initialize_lock_ fields.
467 Don't define instantiate_target, just declare it.
468 * target-select.cc (Target_selector::Target_selector): Initialize
469 new fields.
470 (Target_selector::instantiate_target): Define.
471 * descriptors.h: Include "gold-threads.h".
472 (class Descriptors): Add initialize_lock_ field.
473 * descriptors.cc (Descriptors::Descriptors): Initialize new
474 field.
475 (Descriptors::open): Use initialize_lock_ field
476 * errors.h (class Errors): Add initialize_lock_ field.
477 * errors.cc (Errors::Errors): Initialize new field.
478 (Errors::initialize_lock): Use initialize_lock_ field.
479 * powerpc.cc (class Target_selector_powerpc): Remove
480 instantiated_target_ field. In do_recognize call
481 instantiate_target rather than do_instantiate_target. In
482 do_instantiate_target just allocate a new target.
483 * sparc.cc (class Target_selector_sparc): Likewise.
484
36959681
ILT		 485 * freebsd.h: New file.
486 * i386.cc: Include "freebsd.h".
487 (Target_i386): Derive from Target_freebsd rather than
488 Sized_target.
489 (Target_selector_i386): Derive from Target_selector_freebsd rather
490 than Target_selector.
491 * x86_64.cc: Include "freebsd.h".
492 (Target_x86_64): Derive from Target_freebsd rather than
493 Sized_target.
494 (Target_selector_x86_64): Derive from Target_selector_freebsd
495 rather than Target_selector.
496 * target.h (class Target): Add adjust_elf_header and
497 do_adjust_elf_header.
498 * output.cc (Output_file_header:: do_sized_write): Call target
499 adjust_elf_header routine.
500 * configure.tgt: Set targ_osabi.
501 * configure.ac: Define GOLD_DEFAULT_OSABI.
502 * parameters.cc (Parameters::default_target): Pass
503 GOLD_DEFAULT_OSABI to select_target.
504 * target-select.h (class Target_selector): Make instantiate_target
505 protected rather than private.
506 * Makefile.am (HFILES): Add freebsd.h.
507 * configure, Makefile.in, config.in: Rebuild.
508
cb010894
ILT		 509 * merge.cc (do_add_input_section): Correct pend value. Change
510 message about last entry not being null terminated from error to
511 warning.
512
0e879927
ILT		 5132009-03-20 Mikolaj Zalewski <mikolajz@google.com>
514
515 * incremental.cc: New file.
516 * Makefile.am (CCFILES): Add incremental.cc.
517 * Makefile.in: Rebuild.
518
41105937
PP		 5192009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
520
521 * layout.cc (Layout::output_section_name): Preserve names
522 of '.note.' sections.
523
60439920
ILT		 5242009-03-19 Ian Lance Taylor <iant@google.com>
525
526 * descriptors.cc (Descriptors::open): Check that the options are
527 valid before using them.
528
0d371ad3
ILT		 5292009-03-18 Ian Lance Taylor <iant@google.com>
530
531 * script-sections.h: Include <list>.
532 (class Script_sections): Change Sections_elements from std::vector
533 to std::list. Typedef public Elements_iterator. Add
534 orphan_section_placement_, data_segment_align_start_, and
535 saw_data_segment_align_ fields. Remove data_segment_align_index_
536 field.
537 * script-sections.cc (class Orphan_section_placement): New class.
538 (class Sections_element): Add virtual functions is_relro and
539 orphan_section_init. Remove virtual function place_orphan_here.
540 (class Output_section_definition): Add is_relro and
541 orphan_section_init. Remove place_orphan_here.
542 (class Orphan_output_section): Likewise.
543 (Script_sections::Script_sections): Update for field changes.
544 (Script_sections::data_segment_align): Set saw_data_segment_align_
545 and data_segment_align_start_, not data_segment_align_index.
546 (Script_sections::data_segment_relro_end): Check
547 saw_data_segment_align_. Use data_segment_align_start_ rather
548 than data_segment_align_index_.
549 (Script_sections::place_orphan): Rewrite to use
550 Orphan_section_placement.
551
9201d894
ILT		 5522009-03-17 Ian Lance Taylor <iant@google.com>
553
9c5b8369
ILT		 554 * archive.cc (Archive::add_symbols): Check for a version attached
555 to the symbol name in the archive map.
556 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
557 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
558 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
559 (ver_test_11.a): New target.
560 * testsuite/Makefile.in: Rebuild.
561
9201d894
ILT		 562 * configure.ac: Check for chsize and posix_fallocate. Replace
563 ftruncate.
564 * ftruncate.c: New file, from gnulib.
565 * output.cc (posix_fallocate): Define dummy version if not
566 HAVE_POSIX_FALLOCATE.
567 (Output_file::map): Call posix_fallocate rather than lseek and
568 write.
569 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
570 * configure, Makefile.in, config.in: Rebuild.
571
ef4ab7a8
PP		 5722009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
573
574 * layout.h (Layout::create_note): Add section_name parameter.
575 * layout.cc (Layout::create_note): Likewise.
576 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
577
8c500701
ILT		 5782009-03-17 Ian Lance Taylor <iant@google.com>
579
e85b18e1
ILT		 580 * descriptors.cc: Include "options.h".
581 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
582 (Descriptors::open): Always use O_CLOEXEC when opening a new
583 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
584 then set FD_CLOEXEC.
585
9efe6174
ILT		 586 * sparc.cc (class Target_sparc): Add has_got_section.
587 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
588 make sure we have a GOT section.
589
590 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
591 (Target_sparc::Scan::local): Likewise.
592 (Target_sparc::Scan::global): Likewise.
593 (Target_sparc::Relocate::relocate): Likewise.
594 (Target_sparc::Relocate::relocate_tls): Likewise.
595
8c500701
ILT		 596 * symtab.cc (Symbol_table::define_default_version): New function,
597 broken out of add_from_object.
598 (Symbol_table::add_from_object): Call define_default_version.
599 (Symbol_table::define_special_symbol): Add resolve_oldsym
600 parameter. Change all callers. If the version for a symbol comes
601 from a version script, resolve it with the symbol with the same
602 name with no version. Also add the symbol without a version if
603 appropriate.
604 (do_define_in_output_data): If resolving with oldsym, don't delete
605 sym.
606 (do_define_in_output_segment): Likewise.
607 (do_define_as_constant): Likewise.
608 * symtab.h (class Symbol_table): Update declarations.
609
f1ed28fb
ILT		 6102009-03-13 Ian Lance Taylor <iant@google.com>
611
15f8229b
ILT		 612 * readsyms.cc (Read_symbols::incompatible_warning): New function.
613 (Read_symbols::requeue): New function.
614 (Read_symbols::do_read_symbols): If make_elf_object fails because
615 the target type is not configured, and the file was searched for,
616 issue a warning and retry with the next directory.
617 (Add_symbols::run): If the file has an incompatible format, and
618 it was searched for, requeue the Read_symbols task. On error,
619 release the object.
620 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
621 dirindex parameter to constructor. Change all callers. Declare
622 incompatible_warning and requeue.
623 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
624 input_argument_ and input_group_ fields. Add them to
625 constructor. Change all callers.
626 (class Read_script): Add dirindex_ field. Add it to constructor.
627 Change all callers.
628 * archive.cc (Archive::setup): Remove input_objects parameter.
629 Change all callers.
630 (Archive::get_file_and_offset): Likewise.
631 (Archive::read_all_symbols): Likewise.
632 (Archive::read_symbols): Likewise.
633 (Archive::get_elf_object_for_member): Remove input_objects
634 parameter. Add punconfigured parameter. Change all callers.
635 (Archive::add_symbols): Change return type to bool. Check return
636 value of include_member.
637 (Archive::include_all_members): Likewise.
638 (Archive::include_member): Change return type to bool. Return
639 false if first included object has incompatible target. Set
640 included_member_ field.
641 (Add_archive_symbols::run): If add_symbols returns false, requeue
642 Read_symbols task.
643 * archive.h (class Archive): Add included_member_ field.
644 Initialize it in constructor. Add input_file and searched_for
645 methods. Update declarations.
646 (class Add_archive_symbols): Add dirpath_, dirindex_, and
647 input_argument_ fields. Add them to constructor. Change all
648 callers.
649 * script.cc: Include "target-select.h".
650 (class Parser_closure): Add skip_on_incompatible_target_ and
651 found_incompatible_target_ fields. Add
652 skip_on_incompatible_target parameter to constructor. Change all
653 callers. Add methods skip_on_incompatible_target,
654 clear_skip_on_incompatible_target, found_incompatible_target, and
655 set_found_incompatible_target.
656 (read_input_script): Add dirindex parameter. Change all callers.
657 If parser finds an incompatible target, requeue Read_symbols
658 task.
659 (script_set_symbol): Clear skip_on_incompatible_target in
660 closure.
661 (script_add_assertion, script_parse_option): Likewise.
662 (script_start_sections, script_add_phdr): Likewise.
663 (script_check_output_format): New function.
664 * script.h (read_input_script): Update declaration.
665 * script-c.h (script_check_output_format): Declare.
666 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
667 (ignore_cmd): Remove OUTPUT_FORMAT.
668 * fileread.cc (Input_file::Input_file): Add explicit this.
669 (Input_file::will_search_for): New function.
670 (Input_file::open): Add pindex parameter. Change all callers.
671 * fileread.h (class Input_file): Add input_file_argument method.
672 Declare will_search_for. Update declarations.
673 * object.cc (make_elf_object): Add punconfigured parameter.
674 Change all callers.
675 * object.h (class Object): Make input_file public. Add
676 searched_for method.
677 (make_elf_object): Update declaration.
678 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
679 restart search.
680 * dirsearch.h (class Dirsearch): Update declaration.
681 * options.h (class General_options): Add --warn-search-mismatch.
682 * parameters.cc (Parameters::is_compatible_target): New function.
683 * parameters.h (class Parameters): Declare is_compatible_target.
684 * workqueue.cc (Workqueue::add_blocker): New function.
685 * workqueue.h (class Workqueue): Declare add_blocker.
686
f1ed28fb
ILT		 687 * fileread.cc (Input_file::open): Remove options parameter.
688 Change all callers.
689 (Input_file::open_binary): Likewise.
690 * script.cc (read_input_script): Likewise.
691 * readsyms.h (class Read_symbols): Remove options_ field. Remove
692 options parameter from constructor. Change all callers.
693 (class Read_script): Likewise.
694 * fileread.h (class Input_file): Update declarations.
695 * script.h (read_input_script): Update declaration.
696
34dd024a
NC		 6972009-03-10 Nick Clifton <nickc@redhat.com>
698
699 * po/es.po: New Spanish translation.
700
6d71b17c
CC		 7012009-03-06 Cary Coutant <ccoutant@google.com>
702
703 * options.cc (parse_short_option): Keep dash_z from registering itself.
704
031cdbed
ILT		 7052009-03-03 Ian Lance Taylor <iant@google.com>
706
707 PR 9918
708 * target-reloc.h (relocate_section): Pass output_section to
709 relocate.
710 * i386.cc (Target_i386::should_apply_static_reloc): Add
711 output_section parameter. Change all callers.
712 (Target_i386::Relocate::relocate): Add output_section parameter.
713 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
714 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
715 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
716 * testsuite/two_file_shared.sh: New script.
717 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
718 (check_DATA): Add two_file_shared.dbg.
719 (two_file_shared.dbg): New target.
720 * testsuite/Makefile.in: Rebuild.
721
15d5fa16
ILT		 7222009-03-01 Ian Lance Taylor <iant@google.com>
723
724 * configure.ac: Check for byteswap.h.
725 * configure: Rebuild.
726 * config.in: Rebuild.
727
8a4c0b0d
ILT		 7282009-03-01 Mikolaj Zalewski <mikolajz@google.com>
729
730 * layout.cc (Layout::find_or_add_kept_section): New function.
731 (Layout::add_comdat): Removed.
732 * layout.h (struct Kept_section): Move out of class Layout.
733 Remove trailing underscores from field names. Add group_sections
734 field. Rename group_ field to is_group. Change all uses.
735 (class Layout): Declare find_or_add_kept_section, not add_comdat.
736 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
737 comdat_groups_ field.
738 (Sized_relobj::include_section_group): Use
739 find_or_add_kept_section and Kept_section::group_sections.
740 (Sized_relobj::include_linkonce_section): Likewise.
741 * object.cc (class Sized_relobj): Don't define Comdat_group or
742 Comdat_group_table. Remove find_comdat_group and
743 add_comdat_group. Remove comdat_groups_ field.
744 * plugin.cc (include_comdat_group): Use
745 Layout::find_or_add_kept_section.
746
b4ecf66b
ILT		 7472009-02-28 Ian Lance Taylor <iant@google.com>
748
14359ca0
ILT		 749 * README: --gc-sections and map files are now supported. Document
750 some build requirements.
751
b4ecf66b
ILT		 752 PR 6992
753 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
754 relocatable link set the value of the section symbol to zero.
755 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
756 relocatable link don't include the section address in the local
757 symbol value.
758
0602e05a
ILT		 7592009-02-27 Ian Lance Taylor <iant@google.com>
760
fd9d194f
ILT		 761 PR 6811
762 * options.h (class Search_directory): Add is_system_directory.
763 (class General_options): Declare is_in_system_directory.
764 * options.cc (get_relative_sysroot): Make static.
765 (get_default_sysroot): Make static.
766 (General_optoins::is_in_system_directory): New function.
767 * fileread.cc (Input_file::is_in_system_directory): New function.
768 * fileread.h (class Input_file): Declare is_in_system_directory.
769 * object.h (class Object): Add is_in_system_directory.
770 (class Input_objects): Remove system_library_directory_ field.
771 * object.cc (Input_objects::add_object): Don't set
772 system_library_directory_.
773 (input_objects::found_in_system_library_directory): Remove.
774 * symtab.cc (Symbol_table::write_globals): Remove input_objects
775 parameter. Change all callers.
776 (Symbol_table::sized_write_globals): Likewise.
777 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
778 Call Object::is_in_system_directory.
779 * symtab.h (class Symbol_table): Update declarations.
780
61edd21f
ILT		 781 PR 5990
782 * descriptors.h (Open_descriptor): Add is_on_stack field.
783 * descriptors.cc (Descriptors::open): If the descriptor is on the
784 top of the stack, remove it. Initialize is_on_stack field.
785 (Descriptors::release): Only add pod to stack if it is not on the
786 stack already.
787 (Descriptors::close_some_descriptor): Clear stack_next and
788 is_on_stack fields.
789
e29e076a
ILT		 790 PR 7091
791 * output.cc (Output_section::find_starting_output_address): Rename
792 from starting_output_address; add PADDR parameter; change return
793 type.
794 * output.h (class Output_section): Declare
795 find_starting_output_address instead of starting_output_address.
796 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
797 section symbol for which we can't find a merge section.
798
0602e05a
ILT		 799 PR 9836
800 * symtab.cc (Symbol_table::add_from_object): If the visibility is
801 hidden or internal, force the symbol to be local.
802 * resolve.cc (Symbol::override_visibility): Define.
803 (Symbol::override_base): Use override_visibility.
804 (Symbol_table::resolve): Likewise.
805 (Symbol::override_base_with_special): Likewise.
806 (Symbol_table::override_with_special): If the visibility is hidden
807 or internal, force the symbol to be local.
808 * symtab.h (class Symbol): Add set_visibility and
809 override_visibility.
810 * testsuite/ver_test_1.sh: New file.
811 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
812 (check_DATA): Add ver_test_1.syms.
813 (ver_test_1.syms): New target.
814 * testsuite/Makefile.in: Rebuild.
815
401a9a73
CC		 8162009-02-25 Cary Coutant <ccoutant@google.com>
817
818 * layout.cc (Layout::choose_output_section): Don't rename sections
819 when using a linker script that has a SECTIONS clause.
820 * Makefile.in: Regenerate.
821
822 * testsuite/Makefile.am (script_test_5.sh): New test case.
823 * testsuite/Makefile.in: Regenerate.
824 * testsuite/script_test_5.cc: New file.
825 * testsuite/script_test_5.sh: New file.
826 * testsuite/script_test_5.t: New file.
827
f488e4b0
CC		 8282009-02-13 Rafael Avila de Espindola <espindola@google.com>
829
830 * archive.cc (Archive::include_member): Update calls to add_symbols.
831 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
832 the Layout argument.
833 * dynobj.h (do_add_symbols): Add the Layout argument.
834 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
835 Layout argument.
836 * object.h (Object::add_symbols): Add the Layout argument.
837 (Object::do_add_symbols): Add the Layout argument.
838 (Sized_relobj::do_add_symbols): Add the Layout argument.
839 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
840 Unify the two versions.
841 (Add_plugin_symbols): Remove.
842 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
843 (Sized_pluginobj::do_add_symbols): Unify the two versions.
844 (Add_plugin_symbols): Remove.
845 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
846 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
847 (Add_symbols::run): Make it work with Pulginobj.
848
89dd1680
ILT		 8492009-02-06 Ian Lance Taylor <iant@google.com>
850
851 * object.cc (Sized_relobj::do_layout): Make info message start
852 with lower case letter.
853
266d0a74
ILT		 8542009-02-06 Mikolaj Zalewski <mikolajz@google.com>
855
602b464e
ILT		 856 * binary.cc: Fix file comment.
857
266d0a74
ILT		 858 * options.h (enum Incremental_disposition): Define.
859 (class General_options): Add new options: --incremental,
860 --incremental_changed, --incremental_unchanged,
861 --incremental_unknown. Add incremental_disposition_ and
862 implicit_incremental_ fields.
863 (General_options::incremental_disposition): New function.
864 (class Position_dependent_options): Add incremental_disposition
865 option.
866 (Position_dependent_options::copy_from_options): Set incremental
867 dispositions.
868 * options.cc (General_options::parse_incremental_changed): New
869 function.
870 (General_options::parse_incremental_unchanged): New function.
871 (General_options::parse_incremental_unknown): New function.
872 (General_options::General_options): Initialize new fields
873 incremental_disposition_ and implicit_incremental_.
874 (General_options::finalize): Check for uasge of --incremental-*
875 without --incremental.
876
f073bbf7
CD		 8772009-02-06 Chris Demetriou <cgd@google.com>
878
879 * gold.h (gold_undefined_symbol): Change to take only a Symbol
880 pointer and to report location as the file name associated with
881 the symbol.
882 (gold_undefined_symbol_at_location): New function to replace the
883 old gold_undefined_symbol functionality.
884 * target-reloc.h (relocate_section): Update to use
885 gold_undefined_symbol_at_location.
886 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
887 Call gold_undefined_symbol function rather than gold_error.
888 * errors.h (Errors::undefined_symbol): Take location as a
889 string, rather than calculating it from a relocation.
890 * errors.cc (Errors::fatal): Print "fatal error:" before the
891 formatted message.
892 (Errors::error, Errors::error_at_location): Print "error: "
893 before the formatted message.
894 (Errors::undefined_symbol): Take location as a string, rather
895 than calculating it from a relocation.
896 (gold_undefined_symbol_at_location): New function akin to
897 old gold_undefined_symbol, calculates location from relocation.
898 (gold_undefined_symbol): Change to take only a Symbol pointer
899 and to report location as the file name associated with the symbol.
900 * testsuite/debug_msg.sh: Update for changed error messages.
901 * testsuite/undef_symbol.sh: Likewise.
902
8e94a90c
ILT		 9032009-02-04 Duncan Sands <baldrick@free.fr>
904
905 PR 9812
906 * reduced_debug_output.h
907 (Output_reduced_debug_abbrev_section::failed): Use format for
908 gold_warning.
909 (Output_reduced_debug_info_section::faild): Likewise.
910
88a0e15b
ILT		 9112009-01-31 Mikolaj Zalewski <mikolajz@google.com>
912
913 * script.cc (Lazy_demangler): New class.
914 (Version_script_info::get_symbol_version_helper): Demangle a
915 symbol only once.
916
5efc7cd2
CC		 9172009-01-29 Cary Coutant <ccoutant@google.com>
918
919 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
920 to __tls_get_addr.
921 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
922
e0ebcf42
ILT		 9232009-01-28 Ian Lance Taylor <iant@google.com>
924
5efc7cd2 925 * version.cc (version_string): Bump to 1.9.
75fe7426 926
e0ebcf42
ILT		 927 * gold.h: Include <cstring> and <stdint.h>.
928 * version.cc: Include <cstdio>.
929 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
930 warning.
931 * reduced_debug_output.cc (insert_into_vector): Rename from
932 Insert_into_vector; change all callers. Use Swap_unaligned to
933 avoid aliasing issue; remove union since it is unnecessary.
934
8e2813be 9352009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 936
937 * Makefile.am (CCFILES): Add gc.cc.
938 (HFILES): Add gc.h.
939 * Makefile.in: Regenerate.
940 * gold.cc (Gc_runner): New class.
941 (queue_initial_tasks): Call garbage collection related tasks
942 when corresponding options are invoked.
943 (queue_middle_gc_tasks): New function.
944 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
945 processed early before laying out sections during garbage collection.
946 * gold.h (queue_middle_gc_tasks): New function.
947 (is_prefix_of): Move from "layout.cc".
948 * i386.cc (Target_i386::gc_process_relocs): New function.
949 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
950 * main.cc (main): Create object of class "Garbage_collection".
951 * object.cc (Relobj::copy_symbols_data): New function.
952 (Relobj::is_section_name_included): New function.
953 (Sized_relobj::do_layout): Allow this function to be called twice
954 during garbage collection and defer layout of section during the
955 first call.
956 * object.h (Relobj::get_symbols_data): New function.
957 (Relobj::is_section_name_included): New function.
958 (Relobj::copy_symbols_data): New function.
959 (Relobj::set_symbols_data): New function.
960 (Relobj::get_relocs_data): New function.
961 (Relobj::set_relocs_data): New function.
962 (Relobj::is_output_section_offset_invalid): New pure virtual function.
963 (Relobj::gc_process_relocs): New function.
964 (Relobj::do_gc_process_relocs): New pure virtual function.
965 (Relobj::sd_): New data member.
966 (Sized_relobj::is_output_section_offset_invalid): New function.
967 (Sized_relobj::do_gc_process_relocs): New function.
968 * options.h (General_options::gc_sections): Modify to not be a no-op.
969 (General_options::print_gc_sections): New option.
970 * plugin.cc (Plugin_finish::run): Remove function call to
971 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
972 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
973 * reloc.cc (Read_relocs::run): Add task to process relocs and
974 determine unreferenced sections when doing garbage collection.
975 (Gc_process_relocs): New class.
976 (Sized_relobj::do_gc_process_relocs): New function.
977 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
978 sections that are garbage collected.
979 * reloc.h (Gc_process_relocs): New class.
980 * sparc.cc (Target_sparc::gc_process_relocs): New function.
981 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
982 symbols whose corresponding sections are garbage collected.
983 (Symbol_table::Symbol_table): Add new parameter for the garbage
984 collection object.
985 (Symbol_table::gc_mark_undef_symbols): New function.
986 (Symbol_table::gc_mark_symbol_for_shlib): New function.
987 (Symbol_table::gc_mark_dyn_syms): New function.
988 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
989 as garbage.
990 (Symbol_table::add_from_object): Likewise.
991 (Symbol_table::add_from_relobj): When building shared objects, do not
992 treat externally visible symbols as garbage.
993 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
994 table information for static and relocatable links.
995 * symtab.h (Symbol_table::set_gc): New function.
996 (Symbol_table::gc): New function.
997 (Symbol_table::gc_mark_undef_symbols): New function.
998 (Symbol_table::gc_mark_symbol_for_shlib): New function.
999 (Symbol_table::gc_mark_dyn_syms): New function.
1000 (Symbol_table::gc_): New data member.
1001 * target.h (Sized_target::gc_process_relocs): New pure virtual
1002 function.
1003 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1004 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1005
3b293544
CF		 10062009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1007
1008 * options.h (General_options::gc_sections): Define as a no-op for now.
1009 (General_options::no_keep_memory): Ditto.
1010 (General_options::Bshareable): Define.
1011 * options.cc (General_options::finalize): Honor -Bshareable.
1012
83d22aa8
AS		 10132009-01-20 Andreas Schwab <schwab@suse.de>
1014
1015 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1016 read the value in the contents, since we don't use it. Use the
1017 template endianness when writing.
1018 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1019
cd536b21
AS		 10202009-01-19 Andreas Schwab <schwab@suse.de>
1021
1022 * configure.tgt (powerpc64-*): Fix targ_obj.
1023
99e9a495
ILT		 10242009-01-15 Ian Lance Taylor <iant@google.com>
1025
1026 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1027 local symbols when stripping all symbols.
1028
bbbfea06
CC		 10292009-01-14 Cary Coutant <ccoutant@google.com>
1030
99e9a495 1031 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 1032
0f7c0701
CC		 10332009-01-14 Cary Coutant <ccoutant@google.com>
1034
1035 * archive.cc (Archive::get_elf_object_for_member): Remove call
1036 to File_read::claim_for_plugin.
1037 * descriptors.cc (Descriptors::open): Remove reference to
1038 is_claimed.
1039 (Descriptors::claim_for_plugin): Remove.
1040 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1041 (Descriptors::is_claimed): Remove.
1042 (claim_descriptor_for_plugin): Remove.
1043 * fileread.cc (File_read::claim_for_plugin): Remove.
1044 * fileread.h (File_read::claim_for_plugin): Remove.
1045 (File_read::descriptor): Reopen descriptor if necessary.
1046 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1047 (Plugin_manager::all_symbols_read): Add task parameter. Change
1048 all callers.
1049 (Plugin_manager::get_input_file): New function.
1050 (Plugin_manager::release_input_file): New function.
1051 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1052 corresponding data member.
1053 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1054 and pass to base constructor. Change all callers.
1055 (get_input_file, release_input_file): New functions.
1056 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1057 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1058 (Plugin_manager::all_symbols_read): Add task parameter.
1059 (Plugin_manager::get_input_file): New function.
1060 (Plugin_manager::release_input_file): New function.
1061 (Plugin_manager::task_): New data member.
1062 (Pluginobj::Pluginobj): Add filesize parameter.
1063 (Pluginobj::filename): New function.
1064 (Pluginobj::descriptor): New function.
1065 (Pluginobj::filesize): New function.
1066 (Pluginobj::filesize_): New data member.
1067 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1068 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1069 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1070
1071 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1072 with archive libraries.
1073 * testsuite/Makefile.in: Regenerate.
1074 * testsuite/plugin_test.c (struct sym_info): New type.
1075 (get_input_file, release_input_file): New static variables.
1076 (onload): Capture new transfer vector entries.
1077 (claim_file_hook): Stop reading at end of file according to filesize.
1078 Factor out parsing of readelf output into separate function.
1079 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1080 APIs and get the source file name from the symbol table. Convert
1081 source file name to corresponding object file name. Print info
1082 message when adding new input files.
1083 (parse_readelf_line): New function.
1084 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1085 * testsuite/plugin_test_2.sh: Likewise.
1086 * testsuite/plugin_test_3.sh: Likewise.
1087 * testsuite/plugin_test_4.sh: New test case.
1088
62a6d109
ILT		 10892009-01-07 Ian Lance Taylor <iant@google.com>
1090
1091 * version.cc (version_string): Bump to 1.8.
1092
483620e8
CC		 10932008-12-23 Cary Coutant <ccoutant@google.com>
1094
1095 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1096 * plugin.cc (Plugin_manager::finish): Rename as
1097 layout_deferred_objects. Move cleanup to separate function.
1098 (Plugin_manager::cleanup): New function.
1099 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1100 separately.
1101 * plugin.h (Plugin_manager::finish): Rename as
1102 layout_deferred_objects.
1103 (Plugin_manager::cleanup): New function.
1104 (Plugin_manager::cleanup_done): New field.
1105
d66a9eb3
CC		 11062008-12-23 Cary Coutant <ccoutant@google.com>
1107
1108 * plugin.cc (is_visible_from_outside): New function.
1109 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1110 so we don't return "IR only" status for exported symbols or -r links.
1111
1112 * testsuite/Makefile.am (plugin_test_3): New test case.
1113 * testsuite/Makefile.in: Regenerate.
1114 * testsuite/plugin_test_3.sh: New file.
1115
5995b570
CC		 11162008-12-22 Cary Coutant <ccoutant@google.com>
1117
1118 * object.cc (Sized_relobj::layout_section): New function.
1119 (Sized_relobj::do_layout): Defer layout of input sections until after
1120 plugin has provided replacement files.
1121 (Sized_relobj::do_layout_deferred_sections): New function.
1122 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1123 (Relobj::layout_deferred_sections): New function.
1124 (Relobj::do_layout_deferred_sections): New function.
1125 (Sized_relobj::do_layout_deferred_sections): New function.
1126 (Sized_relobj::layout_section): New function.
1127 (Sized_relobj::Deferred_layout): New structure.
1128 (Sized_relobj::deferred_layout_): New field.
1129 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1130 Change all callers. Layout deferred sections.
1131 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1132 references.
1133 (Plugin_hook::run): Move code from do_plugin_hook inline.
1134 (Plugin_hook::do_plugin_hook): Remove.
1135 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1136 (Plugin_manager::finish): Renamed, was cleanup.
1137 (Plugin_manager::should_defer_layout): New function.
1138 (Plugin_manager::add_deferred_layout_object): New function.
1139 (Plugin_manager::Deferred_layout_list): New type.
1140 (Plugin_manager::deferred_layout_objects_): New field.
1141 (Plugin_hook::do_plugin_hook): Remove.
1142
ee769c88
ILT		 11432008-12-17 Ian Lance Taylor <iant@google.com>
1144
1145 * options.h (class General_options): Add --no case for
1146 --export-dynamic.
1147
abc8dcba
CC		 11482008-12-16 Cary Coutant <ccoutant@google.com>
1149
1150 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1151 vector.
1152 (Plugin_manager::claim_file): Create plugin object even if
1153 plugin did not call the add_symbols callback.
1154 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1155 asking for more symbols than were added.
1156 * testsuite/Makefile.am (plugin_test_1): Add test case with
1157 no global symbols.
1158 (empty.syms): New target.
1159 * testsuite/Makefile.in: Regenerate.
1160 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1161 message. Don't call add_symbols if no globals.
1162 (all_symbols_read_hook): Don't provide replacement for empty
1163 claimed file.
1164
b0074644
ILT		 11652008-12-12 Ian Lance Taylor <iant@google.com>
1166
68943102
ILT		 1167 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1168 r_type == 0 for a local symbol with r_sym == 0.
1169 (scan_relocatable_relocs): Pass r_sym to
1170 local_non_section_strategy.
1171 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1172 r_sym parameter.
1173
b0074644
ILT		 1174 * configure.ac: Update test for TLS descriptors: they are
1175 supported as of glibc 2.9.
1176 * configure: Rebuild.
1177
c2508178
ILT		 11782008-12-11 Ian Lance Taylor <iant@google.com>
1179
1180 PR 7091
1181 * target-reloc.h (Default_scan_relocatable_relocs): For each
1182 function, map r_type == 0 to RELOC_DISCARD.
1183
2756a258
CC		 11842008-12-10 Cary Coutant <ccoutant@google.com>
1185
1186 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1187 object to override a kept COMDAT group from a plugin object.
1188
bb6f53d3
ILT		 11892008-12-09 Ian Lance Taylor <iant@google.com>
1190
fbc558e1
ILT		 1191 PR 7088
1192 * yyscript.y (file_cmd): Handle INPUT.
1193
bb6f53d3
ILT		 1194 * testsuite/initpri1.c: Change all declarations to be full
1195 prototypes by adding void, to avoid compiler warnings.
1196
4674ecfc
CC		 11972008-12-05 Rafael Avila de Espindola <espindola@google.com>
1198
1199 * options.cc (General_options::parse_plugin_opt): New.
1200 (General_options::add_plugin): The argument now is just the filename.
1201 (General_options::add_plugin_option): New.
1202 * options.h (plugin_opt): New.
1203 (add_plugin): Change argument name.
1204 (add_plugin_option): New.
1205 * plugin.cc (Plugin::load): Don't parse the plugin option.
1206 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1207 (Plugin::add_option): New.
1208 (Plugin::args_): Change type.
1209 (Plugin::filename_): New.
1210 (Plugin_manager::add_plugin_option): New.
1211 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1212 * testsuite/Makefile.in: Regenerate.
1213
fd06b4aa
CC		 12142008-12-05 Cary Coutant <ccoutant@google.com>
1215
1216 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1217 Handle --strip-lto-sections option.
1218 * options.h (strip_lto_sections): New option.
1219
6c52134c
CC		 12202008-12-01 Cary Coutant <ccoutant@google.com>
1221
1222 * plugin.cc (ld_plugin_message): Change format parameter to const.
1223 Fix mismatch between new[] and delete.
1224
a45248e0
CC		 12252008-11-14 Cary Coutant <ccoutant@google.com>
1226
1227 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1228 instead of -1U.
1229
c82fbeee
CS		 12302008-11-05 Craig Silverstein <csilvers@google.com>
1231
1232 * options.cc (General_options::parse_dynamic_list): New function.
1233 * options.h (General_options): New flags dynamic_list,
1234 dynamic_list_data, dynamic_list_cpp_new, and
1235 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1236 (General_options::in_dynamic_list): New function.
1237 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1238 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1239 (Lex::can_continue_name): Likewise.
1240 (yylex): Likewise.
1241 (read_script_file): New parameter script_options.
1242 (read_dynamic_list): New function.
1243 (Script_options::define_dynamic_list): New function.
1244 (dynamic_list_keyword_parsecodes): New variable.
1245 (dynamic_list_keywords): New variable.
1246 * script.h (Script_options::define_dynamic_list): New function
1247 prototype.
1248 (read_dynamic_list): New function prototype.
1249 * symtab.cc (strprefix): New macro.
1250 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1251 dynamic_list_data, dynamic_list_cpp_new, and
1252 dynamic_list_cpp_typeinfo.
1253 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1254 (dynamic_list_expr): New rule.
1255 (dynamic_list_nodes): Likewise.
1256 (dynamic_list_node): Likewise.
1257 * testsuite/Makefile.am (dynamic_list): New test.
1258 * testsuite/Makefile.in: Regenerated.
1259 * testsuite/dynamic_list.t: New file.
1260 * testsuite/dynamic_list.sh: New file.
1261
e0bb29a5
CS		 12622008-11-05 Craig Silverstein <csilvers@google.com>
1263
1264 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1265 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1266 (t11_last): Likewise.
1267 * testsuite/ver_test_6.c (main): Likewise.
1268
4e1e25e0
CC		 12692008-10-07 Cary Coutant <ccoutant@google.com>
1270
1271 * options.c (General_options::finalize): Add check for -static and
1272 -shared.
1273 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1274 is not empty.
1275
92f03fcb
CC		 12762008-10-02 Cary Coutant <ccoutant@google.com>
1277
1278 * plugin.cc (make_sized_plugin_object): Fix conditional
1279 compilation to work when not all targets are enabled.
1280
fbd8a257
CC		 12812008-09-29 Cary Coutant <ccoutant@google.com>
1282
1283 * archive.cc (Archive::get_file_and_offset): Use filename instead
1284 of name to get library path.
1285 (Archive::include_member): Unlock external member of a thin archive.
1286
1287 * testsuite/Makefile.am (TEST_AR): New variable.
1288 (thin_archive_test_1): New test.
1289 (thin_archive_test_2): New test.
81636b3f
CC		 1290 * testsuite/Makefile.in: Regenerate.
1291 * testsuite/thin_archive_main.cc: New file.
1292 * testsuite/thin_archive_test_1.cc: New file.
1293 * testsuite/thin_archive_test_2.cc: New file.
1294 * testsuite/thin_archive_test_3.cc: New file.
1295 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 1296
eff45813
CC		 12972008-09-29 Cary Coutant <ccoutant@google.com>
1298
1299 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1300 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1301 instead of -1U.
1302 (Sized_relobj::do_finalize_local_symbols): Likewise.
1303 (Sized_relobj::map_to_kept_section): Likewise.
1304 * object.h (Sized_relobj::invalid_address): New constant.
1305 (Sized_relobj::do_output_section_offset): Check for invalid_address
1306 and return -1ULL.
1307 * output.cc (Output_reloc::local_section_offset): Use constant
1308 invalid_address instead of -1U.
1309 (Output_reloc::get_address): Likewise.
1310 (Output_section::output_address): Change -1U to -1ULL.
1311 * output.h (Output_reloc::invalid_address): New constant.
1312 * reloc.cc (Sized_relobj::write_sections): Use constant
1313 invalid_address instead of -1U.
1314 (Sized_relobj::relocate_sections): Likewise.
1315 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1316 values for merge sections.
1317 * target-reloc.h (relocate_for_relocatable): Use constant
1318 invalid_address instead of -1U.
1319
89fc3421
CC		 13202008-09-19 Cary Coutant <ccoutant@google.com>
1321
1322 Add plugin functionality for link-time optimization (LTO).
1323 * configure.ac (plugins): Add --enable-plugins option.
1324 * configure: Regenerate.
1325 * config.in: Regenerate.
1326 * Makefile.am (LIBDL): New variable.
1327 (CCFILES): Add plugin.cc.
1328 (HFILES): Add plugin.h.
1329 (ldadd_var): Add LIBDL.
1330 * Makefile.in: Regenerate.
1331
1332 * archive.cc: Include "plugin.h".
1333 (Archive::setup): Don't preread archive symbols when using a plugin.
1334 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1335 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1336 files.
1337 (Archive::include_member): Add symbols from plugin objects.
1338 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1339 * descriptors.cc (Descriptors::open): Check for file descriptors
1340 abandoned by plugins.
1341 (Descriptors::claim_for_plugin): New function.
1342 * descriptors.h (Descriptors::claim_for_plugin): New function.
1343 (Open_descriptor::is_claimed): New field.
1344 (claim_descriptor_for_plugin): New function.
1345 * fileread.cc (File_read::claim_for_plugin): New function.
1346 * fileread.h (File_read::claim_for_plugin): New function.
1347 (File_read::descriptor): New function.
1348 * gold.cc: Include "plugin.h".
1349 (queue_initial_tasks): Add task to call plugin hooks for generating
1350 new object files.
1351 * main.cc: Include "plugin.h".
1352 (main): Load plugin libraries.
1353 * object.h (Pluginobj): Declare.
1354 (Object::pluginobj): New function.
1355 (Object::do_pluginobj): New function.
1356 (Object::set_target): New function.
1357 * options.cc: Include "plugin.h".
1358 (General_options::parse_plugin): New function.
1359 (General_options::General_options): Initialize plugins_ field.
1360 (General_options::add_plugin): New function.
1361 * options.h (Plugin_manager): Declare.
1362 (General_options): Add --plugin option.
1363 (General_options::has_plugins): New function.
1364 (General_options::plugins): New function.
1365 (General_options::add_plugin): New function.
1366 (General_options::plugins_): New field.
1367 * plugin.cc: New file.
1368 * plugin.h: New file.
1369 * readsyms.cc: Include "plugin.h".
1370 (Read_symbols::do_read_symbols): Check for archive before checking
1371 for ELF file. Call plugin hooks to claim files.
1372 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1373 from a real object file; force override when processing replacement
1374 files.
1375 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1376 (Symbol::init_base_object): Likewise.
1377 (Symbol::init_base_output_data): Likewise.
1378 (Symbol::init_base_output_segment): Likewise.
1379 (Symbol::init_base_constant): Likewise.
1380 (Symbol::init_base_undefined): Likewise.
1381 (Symbol::output_section): Assert that object is not a plugin.
1382 (Symbol_table::add_from_pluginobj): New function.
1383 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1384 undefined.
1385 (Symbol_table::sized_write_globals): Likewise.
1386 (Symbol_table::add_from_pluginobj): Instantiate template.
1387 * symtab.h (Sized_pluginobj): Declare.
1388 (Symbol::in_real_elf): New function.
1389 (Symbol::set_in_real_elf): New function.
1390 (Symbol::in_real_elf_): New field.
1391 (Symbol_table::add_from_pluginobj): New function.
1392
1393 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1394 (LIBDL): New variable.
1395 (LDADD): Add LIBDL.
1396 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1397 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1398 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1399 (MOSTLYCLEANFILES): Likewise.
1400 * testsuite/Makefile.in: Regenerate.
1401 * testsuite/plugin_test.c: New file.
1402 * testsuite/plugin_test_1.sh: New file.
1403 * testsuite/plugin_test_2.sh: New file.
1404
de31bda5
ILT		 14052008-09-16 Ian Lance Taylor <iant@google.com>
1406
9c2d0ef9
ILT		 1407 * target-reloc.h (relocate_section): Check whether a symbol is
1408 defined by the ABI before reporting an undefined symbol error.
1409 * target.h (Target::is_defined_by_abi): Make parameter const.
1410 (Target::do_is_defined_by_abi): Likewise.
1411 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1412 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1413 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1414 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1415 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1416 * testsuite/Makefile.in: Rebuild.
1417
de31bda5
ILT		 1418 * fileread.cc (make_view): Add casts to avoid warning.
1419
9fa33bee
AO		 14202008-09-16 Alexandre Oliva <aoliva@redhat.com>
1421
1422 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1423 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1424
183fd0e3
AO		 14252008-09-16 Alexandre Oliva <aoliva@redhat.com>
1426
1427 * options.h (General_options::output_is_executable): New.
1428 (General_options::output_is_pie): New.
1429 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1430 for shared libraries.
1431 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1432
7be8330a
CD		 14332008-09-11 Chris Demetriou <cgd@google.com>
1434
1435 * options.h (origin): New -z option.
1436 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1437 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1438 in DT_FLAGS_1.
1439
a9caad02
CC		 14402008-09-05 Cary Coutant <ccoutant@google.com>
1441
1442 * fileread.cc (File_read::make_view): Add check for attempt to map
1443 beyond end of file.
1444
ae6dce4d
CC		 14452008-09-05 Cary Coutant <ccoutant@google.com>
1446
1447 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1448 explicit instantiations.
1449
d7ab2a47
KVH		 14502008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1451
1452 PR gold/6858
1453 * options.cc (General_options::finalize): Allow undefined symbols
1454 in shlibs if linking -shared.
1455
1456 PR gold/6859
1457 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1458 symbols as not needing a dynsym entry.
1459
1e52a9c1
CS		 14602008-08-20 Craig Silverstein <csilvers@google.com>
1461
1462 * fileread.cc (File_read::open): Do not lock the file unless it
1463 was successfully opened.
1464
d85c80a3
CC		 14652008-08-14 Cary Coutant <ccoutant@google.com>
1466
1467 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1468 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1469 * testsuite/tls_test.cc (struct int128): 128-bit struct
1470 for testing TLS relocs with non-zero addend.
1471 (v12): New TLS variable.
1472 (t12): New test.
1473 (t_last): Add check for v12.
1474 * testsuite/tls_test.h (t12): New function.
1475 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1476
2d924fd9
ILT		 14772008-08-13 Ian Lance Taylor <iant@google.com>
1478
1479 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1480 set tls_segment_ or relro_segment_.
1481 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1482 when appropriate.
1483 * output.h (Output_section::clear_is_relro): New function.
1484 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1485 sections specially even when output_data_ is empty.
1486 (Output_segment::maximum_alignment): When first section is relro,
1487 only force alignment for PT_LOAD segments.
1488 * script.cc (script_data_segment_align): New function.
1489 (script_data_segment_relro_end): New function.
1490 * script-c.h (script_data_segment_align): Declare.
1491 (script_data_segment_relro_end): Declare.
1492 * script-sections.h (class Script_sections): Declare
1493 data_segment_align and data_segment_relro_end. Add fields
1494 segment_align_index_ and saw_relro_end_.
1495 * script-sections.cc (class Sections_element): Add set_is_relro
1496 virtual function. Add new bool* parameter to place_orphan_here.
1497 Add get_output_section virtual function.
1498 (class Output_section_definition): Add set_is_relro. Add new
1499 bool* parameter to place_orphan_here. Add get_output_section.
1500 Add is_relro_ field.
1501 (Output_section_definition::Output_section_definition): Initialize
1502 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1503 and is_relro_ fields.
1504 (Output_section_definition::place_orphan_here): Add is_relro
1505 parameter.
1506 (Output_section_definition::set_section_addresses): Set relro for
1507 output section.
1508 (Output_section_definition::alternate_constraint): Likewise.
1509 (class Orphan_output_section): Add new bool* parameter to
1510 place_orphan_here. Add get_output_section.
1511 (Orphan_output_section::place_orphan_here): Add is_relro
1512 parameter.
1513 (Script_sections::Script_sections): Initialize
1514 data_segment_align_index_ and saw_relro_end_.
1515 (Script_sections::data_segment_align): New function.
1516 (Script_sections::data_segment_relro_end): New function.
1517 (Script_sections::place_orphan): Set or clear is_relro.
1518 (Script_sections::set_section_addresses): Force alignment of first
1519 TLS section.
1520 * yyscript.y (exp): Call script_data_segment_align and
1521 script_data_segment_relro_end.
1522 * testsuite/relro_script_test.t: New file.
1523 * testsuite/relro_test.cc (using_script): Declare.
1524 (t1, t2): Test using_script.
1525 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1526 (relro_script_test_SOURCES): Define.
1527 (relro_script_test_DEPENDENCIES): Define.
1528 (relro_script_test_LDFLAGS): Define.
1529 (relro_script_test_LDADD): Define.
1530 (relro_script_test.so): New target.
1531 * testsuite/Makefile.in: Rebuild.
1532
f827c9a9
CC		 15332008-08-06 Cary Coutant <ccoutant@google.com>
1534
1535 * archive.cc (Archive::total_archives, Archive::total_members)
1536 (Archive::total_members_loaded): New variables.
1537 (Archive::setup): Add parameter. Add option to preread
1538 archive symbols.
1539 (Archive::read_armap): Add counter.
1540 (Archive::get_file_and_offset): New function.
1541 (Archive::get_elf_object_for_member): New function.
1542 (Archive::read_all_symbols): New function.
1543 (Archive::read_symbols): New function.
1544 (Archive::add_symbols): Add counters.
1545 (Archive::include_all_members): Use armap to find members if it's
1546 already built.
1547 (Archive::include_member): Skip reading symbols if already read.
1548 Factored code into Archive::get_file_and_offset and
1549 Archive::get_elf_object_for_member. Changed call to
1550 Mapfile::report_include_archive_member.
1551 (Archive::print_stats): New function.
1552 * archive.h: Declare Object and Read_symbols_data classes.
1553 (Archive::Archive): Add initializers for new members.
1554 (Archive::setup): Add parameter.
1555 (Archive::print_stats): New function.
1556 (Archive::total_archives, Archive::total_members)
1557 (Archive::total_members_loaded): New variables.
1558 (Archive::get_file_and_offset): New function.
1559 (Archive::get_elf_object_for_member): New function.
1560 (Archive::read_all_symbols): New function.
1561 (Archive::read_symbols): New function.
1562 (Archive::Archive_member): New class.
1563 (Archive::members_): New member.
1564 (Archive::num_members_): New member.
1565 * main.cc: Include archive.h.
1566 (main): Call Archive::print_stats.
1567 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1568 archive parameter; member_name is now the fully-decorated name.
1569 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1570 * options.h: (General_options): Add --preread-archive-symbols option.
1571 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1572 Archive::setup.
1573
de4c45bd
ILT		 15742008-08-04 Ian Lance Taylor <iant@google.com>
1575
1576 * symtab.h (Symbol::use_plt_offset): New function.
1577 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1578 * powerpc.cc (Relocate::relocate): Likewise.
1579 * sparc.cc (Relocate::relocate): Likewise.
1580 * x86_64.cc (Relocate::relocate): Likewise.
1581 * testsuite/weak_plt.sh: New test.
1582 * testsuite/weak_plt_main.cc: New test.
1583 * testsuite/weak_plt_shared.cc: New test.
1584 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1585 (check_PROGRAMS): Add weak_plt.
1586 (check_DATA): Add weak_plt_shared.so.
1587 (weak_plt_main_pic.o, weak_plt): New targets.
1588 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1589 * testsuite/Makefile.in: Rebuild.
1590
1591 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1592 gcctestdir/ld.
1593 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1594 * testsuite/Makefile.in: Rebuild.
1595
323ee3f4
AM		 15962008-08-04 Alan Modra <amodra@bigpond.net.au>
1597
1598 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1599 * Makefile.in: Regenerate.
1600 * po/POTFILES.in: Regenerate.
1601
7c07ecec
ILT		 16022008-07-29 Ian Lance Taylor <iant@google.com>
1603
1604 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1605 symbols before other symbols.
1606 * testsuite/script_test_2.cc (test_addr): Declare.
1607 (test_addr_alias): Declare.
1608 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1609 values.
7c07ecec
ILT		 1610 * testsuite/script_test_2.t: Define test_addr_alias and
1611 test_addr.
1612
5778530e
ILT		 16132008-07-24 Ian Lance Taylor <iant@google.com>
1614
2a00e4fb
ILT		 1615 PR 5990
1616 * descriptors.cc: New file.
1617 * descriptors.h: New file.
1618 * gold-threads.h (class Hold_optional_lock): New class.
1619 * fileread.cc: Include "descriptors.h".
1620 (File_read::~File_read): Release descriptor rather than closing
1621 it.
1622 (File_read::open) [file]: Call open_descriptor rather than open.
1623 Set is_descriptor_opened_.
1624 (File_read::open) [memory]: Assert that descriptor is not open.
1625 (File_read::reopen_descriptor): New function.
1626 (File_read::release): Release descriptor.
1627 (File_read::do_read): Make non-const. Reopen descriptor.
1628 (File_read::read): Make non-const.
1629 (File_read::make_view): Reopen descriptor.
1630 (File_read::do_readv): Likewise.
1631 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1632 Update declarations.
1633 * layout.cc: Include "descriptors.h".
1634 (Layout::create_build_id): Use open_descriptor rather than open.
1635 * output.cc: Include "descriptors.h".
1636 (Output_file::open): Use open_descriptor rather than open.
1637 * archive.cc (Archive::const_iterator): Change Archive to be
1638 non-const.
1639 (Archive::begin, Archive::end): Make non-const.
1640 (Archive::count_members): Likewise.
1641 * archive.h (class Archive): Update declarations.
1642 * object.h (Object::read): Make non-const.
1643 * Makefile.am (CCFILES): Add descriptors.cc.
1644 (HFILES): Add descriptors.h.
1645 * Makefile.in: Rebuild.
1646
801647d1
ILT		 1647 PR 6716
1648 * gold.h: Always include <clocale>. Add Solaris workarounds
1649 following code in binutils/sysdep.h.
1650
5edd166e
ILT		 1651 PR 6048
1652 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1653 this->eh_frame_hdr_ is NULL before using it.
1654
c89ad728
ILT		 1655 * dynobj.cc (Versions::Versions): Update comment.
1656
aa86f06b
ILT		 1657 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1658 the base version name.
1659
5778530e
ILT		 1660 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1661 array size plus one.
1662 (Stringpool_template::set_string_offsets): Subtract one from key
1663 before using it as an array index.
1664 (Stringpool_template::get_offset_with_length): Likewise.
1665 (Stringpool_template::write_to_buffer): Likewise.
1666 * stringpool.h (Stringpool_template::get_offset_from_key):
1667 Likewise.
1668
057ead22
ILT		 16692008-07-23 Ian Lance Taylor <iant@google.com>
1670
7f649c59
ILT		 1671 PR 6658
1672 * object.h (Merged_symbol_value::value): Do our best to handle a
1673 negative addend.
1674
057ead22
ILT		 1675 PR 6647
1676 * script.cc (Version_script_info::get_versions): Don't add empty
1677 version tag to return value.
1678 (Version_script_info::get_symbol_version_helper): Change return
1679 type to bool. Add pversion parameter. Change all callers.
1680 (script_register_vers_node): Don't require a non-NULL tag.
1681 * script.h (class Version_script_info): Update declarations.
1682 (Version_script_info::get_symbol_version): Change return type to
1683 bool. Add version parameter. Change all callers.
1684 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1685 handling. Handle an empty version from a version script.
1686 (Symbol_table::define_special_symbol): Likewise.
1687 * testsuite/ver_test_10.script: New file.
1688 * testsuite/ver_test_10.sh: New file.
1689 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1690 (check_DATA): Add ver_test_10.syms.
1691 (ver_test_10.syms, ver_test_10.so): New target.
1692 * testsuite/Makefile.in: Rebuild.
1693
58e54ac2
CD		 16942008-07-23 Simon Baldwin <simonb@google.com>
1695
1696 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1697 to zero for undefined symbols from dynamic libraries.
1698
95d14cd3
ILT		 16992008-07-23 Ian Lance Taylor <iant@google.com>
1700
1701 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1702 Change all callers.
1703 * symtab.h (class Symbol_table): Update declaration.
1704 * testsuite/ver_test_9.cc: New file.
1705 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1706 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1707 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1708 (ver_test_9.so, ver_test_9.o): New targets.
1709 * testsuite/Makefile.in: Rebuild.
1710
92de84a6
ILT		 17112008-07-22 Ian Lance Taylor <iant@google.com>
1712
34810851
ILT		 1713 * options.h (class General_options): Define --check-sections.
1714 * layout.cc (Layout::set_segment_offsets): Handle
1715 --check-sections.
1716
af6156ef
ILT		 1717 * options.h (class General_options): Define -n/--nmagic and
1718 -N/--omagic.
1719 * options.cc (General_options::finalize): For -n/--nmagic or
1720 -N/--omagic, set -static.
1721 * layout.cc (Layout::attach_allocated_section_to_segment): If
1722 -N/--omagic, don't put read-only and read-write sections in
1723 different segments.
1724 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1725 finding a read-only segment.
1726 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1727 don't set the minimum segment alignment to the common page size,
1728 and don't set the file offset to the address modulo the page size.
1729 * script-sections.cc (Script_sections::create_segments): If
1730 -n/--omagic, don't put read-only and read-write sections in
1731 different segments.
1732
92de84a6
ILT		 1733 * cref.cc: New file.
1734 * cref.h: New file.
1735 * options.h (class General_options): Add --print-symbol-counts.
1736 * main.cc (main): Issue defined symbol report if requested.
1737 * archive.cc (Archive::interpret_header): Make into a const member
1738 function.
1739 (Archive::add_symbols): Call Input_objects::archive_start and
1740 archive_stop.
1741 (Archive::const_iterator): Define new class.
1742 (Archive::begin, Archive::end): New functions.
1743 (Archive::include_all_members): Rewrite to use iterator.
1744 (Archive::count_members): New function.
1745 * archive.h (class Archive): Update declarations.
1746 (Archive::filename): New function.
1747 * object.cc: Include "cref.h".
1748 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1749 (Sized_relobj::do_get_global_symbol_counts): New function.
1750 (Input_objects::add_object): Add object to cross-referencer.
1751 (Input_objects::archive_start): New function.
1752 (Input_objects::archive_stop): New function.
1753 (Input_objects::print_symbol_counts): New function.
1754 * object.h: Declare Cref and Archive.
1755 (Object::get_global_symbol_counts): New function.
1756 (Object::do_get_global_symbol_counts): New pure virtual function.
1757 (class Sized_relobj): Add defined_count_ field. Update
1758 declarations.
1759 (class Input_objects): Add cref_ field. Update constructor.
1760 Update declarations.
1761 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1762 defined_count_.
1763 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1764 symbol counts.
1765 (Sized_dynobj::do_get_global_symbol_counts): New function.
1766 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1767 defined_count_. Update declarations. Define Symbols typedef.
1768 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1769 parameter. Change all callers.
1770 (Symbol_table::add_from_dynobj): Add sympointers and defined
1771 parameters. Change all callers.
1772 * symtab.h (class Symbol_table): Update declarations.
1773 * Makefile.am (CCFILES): Add cref.cc.
1774 (HFILES): Add cref.h.
1775 * Makefile.in: Rebuild.
1776
3f7c5e1d
CD		 17772008-07-22 Simon Baldwin <simonb@google.com>
1778
1779 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1780 to zero when writing undefined symbols.
1781
e0b64032
ILT		 17822008-07-22 Ian Lance Taylor <iant@google.com>
1783
1784 * output.cc (Output_section::add_input_section): Don't try to
1785 merge empty merge sections.
1786
096b02cf
CS		 17872008-07-21 Craig Silverstein <csilvers@google.com>
1788
1789 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1790 Include symbol version in error message.
cd536b21 1791
1d1f116d
CD		 17922008-07-20 Chris Demetriou <cgd@google.com>
1793
cd536b21 1794 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1795 (RANDOM_SEED_CFLAGS): New substituted variable.
1796 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1797 * configure: Rebuild.
1798 * Makefile.in: Likewise.
1799 * testsuite/Makefile.in: Likewise.
1800
a18f591e
ILT		 18012008-07-18 Ian Lance Taylor <iant@google.com>
1802
1803 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1804 where we see NAME/NULL and NAME/VERSION as separate symbols.
1805 * testsuite/ver_test_main.cc (main): Call t4.
1806 (t4, t4_2a): Define.
1807 * testsuite/ver_test_2.cc (t4_2): Define.
1808 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1809 * testsuite/ver_test_4.cc (t4_2a): Define.
1810 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1811 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1812
c6e3f6ed
ILT		 18132008-07-17 Ian Lance Taylor <iant@google.com>
1814
1815 * dynobj.cc (Versions::add_def): If we give an error about a
1816 missing version, go ahead and create the version anyhow.
1817
ef9beddf
ILT		 18182008-07-10 Ian Lance Taylor <iant@google.com>
1819
1820 Handle output sections with more than 0x7fffffff bytes.
1821 * object.h (class Relobj): Change map_to_output_ to
1822 output_sections_, and just keep a section pointer. Change all
1823 uses. Move comdat group support to Sized_relobj.
1824 (Relobj::is_section_specially_mapped): Remove.
1825 (Relobj::output_section): Remove poff parameter. Change all
1826 callers.
1827 (Relobj::output_section_offset): New function.
1828 (Relobj::set_section_offset): Rewrite.
1829 (Relobj::map_to_output): Remove.
1830 (Relobj::output_sections): New function.
1831 (Relobj::do_output_section_offset): New pure virtual function.
1832 (Relobj::do_set_section_offset): Likewise.
1833 (class Sized_relobj): Add section_offsets_ field. Add comdat
1834 group support from Relobj. Update declarations.
1835 (Sized_relobj::get_output_section_offset): New function.
1836 (Sized_relobj::do_output_section_offset): New function.
1837 (Sized_relobj::do_set_section_offset): New function.
1838 * object.cc (Relobj::output_section_address): Remove.
1839 (Sized_relobj::Sized_relobj): Initialize new fields.
1840 (Sized_relobj::include_section_group): Cast find_kept_object to
1841 Sized_relobj.
1842 (Sized_relobj::include_linkonce_section): Likewise.
1843 (Sized_relobj::do_layout): Use separate arrays for output section
1844 and output offset.
1845 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1846 output_sections.
1847 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1848 output_sections and section_offsets.
1849 (Sized_relobj::write_local_symbols): Likewise.
1850 (map_to_kept_section): Compute output address directly.
1851 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1852 output_sections and section_offsets.
1853 (Sized_relobj::write_sections): Likewise.
1854 (Sized_relobj::relocate_sections): Likewise.
1855 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1856 * output.h (class Output_reloc): Update declarations. Change
1857 u2_.relobj to Sized_relobj*.
1858 (class Output_data_reloc): Change add functions to use
1859 Sized_relobj*.
1860 * output.cc (Output_reloc::Output_reloc): Change relobj to
1861 Sized_relobj*.
1862 (Output_reloc::local_section_offset): Change return type to
1863 Elf_Addr. Use get_output_section_offset.
1864 (Output_reloc::get_address): Likewise.
1865 (Output_section::is_input_address_mapped): Don't call
1866 is_section_specially_mapped.
1867 (Output_section::output_offset): Likewise.
1868 (Output_section::output_address): Likewise.
1869 (Output_section::starting_output_address): Likewise.
1870 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1871 parameter to Sized_relobj*.
1872 (Copy_relocs::need_copy_reloc): Likewise.
1873 (Copy_relocs::save): Likewise.
1874 * copy-relocs.h (class Copy_relocs): Update declarations.
1875 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1876 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1877 * target-reloc.h (relocate_for_relocatable): Change
1878 offset_in_output_section type to Elf_Addr. Change code that uses
1879 it as well.
1880 * layout.cc (Layout::layout): Always set *off.
1881 * mapfile.cc (Mapfile::print_input_section): Use
1882 output_section_offset.
1883 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1884 Sized_relobj*.
1885 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1886 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1887 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1888
5cb66f97
ILT		 18892008-07-03 Ian Lance Taylor <iant@google.com>
1890
1891 * layout.cc (Layout::include_section): Do not discard unrecognized
1892 SHT_STRTAB sections.
1893
afe47622
CS		 18942008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1895
1896 * script.cc (Lex::can_continue_name): Make '?' allowable in
1897 version-script names.
1898 * testsuite/version_script.map: Change glob pattern to use '?'
1899
5adf9721
ILT		 19002008-06-30 Manish Singh <yosh@gimp.org>
1901
1902 PR 6585
1903 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1904 Correct typo.
1905
e6fde208
ILT		 19062008-06-30 Ian Lance Taylor <iant@google.com>
1907
1908 PR 6660
1909 PR 6682
1910 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1911 versions]: Don't try to read the value in the contents, since we
1912 don't use it. Use the template endianness when writing.
1913
3f2e6a2d
CC		 19142008-06-25 Cary Coutant <ccoutant@google.com>
1915
1916 * fileread.cc (File_read::make_view): Assert on zero-length view.
1917 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1918 symbol table when there are no symbols to read.
1919
c43d3a48
CS		 19202008-06-23 Craig Silverstein <csilvers@google.com>
1921
1922 * version.cc (version_string): Bump to 1.7
1923
5f494ea0
CS		 19242008-06-18 Craig Silverstein <csilvers@google.com>
1925
1926 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1927 constant 0xFFFF to type Valtype.
1928 (Powerpc_relocate_functions::rel16_ha): Likewise.
1929
c42e122e
ILT		 19302008-06-17 Ian Lance Taylor <iant@google.com>
1931
f34787f8
ILT		 1932 * output.h (Output_section::Input_section): Initialize p2align_ to
1933 zero for Output_section_data constructors.
1934 (Output_section::Input_section::addralign): If not an input
1935 section, return the alignment of the Output_section_data.
1936 * testsuite/copy_test.cc: New file.
1937 * testsuite/copy_test_1.cc: New file.
1938 * testsuite/copy_test_2.cc: New file.
1939 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1940 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1941 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1942 (copy_test_1_pic.o, copy_test_1.so): New targets.
1943 (copy_test_2_pic.o, copy_test_2.so): New targets.
1944 * testsuite/Makefile.in: Rebuild.
1945
c42e122e
ILT		 1946 * script-sections.cc (Script_sections::place_orphan): Initialize
1947 local variable exact.
1948
ce3ac18a
DE		 19492008-06-13 David Edelsohn <edelsohn@gnu.org>
1950
1951 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1952
42cacb20
DE		 19532008-06-12 David Edelsohn <edelsohn@gnu.org>
1954 David S. Miller <davem@davemloft.net>
1955
1956 * powerpc.cc: New file.
1957 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1958 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1959 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1960 * Makefile.in: Rebuild.
1961
7b308235
ILT		 19622008-06-09 Ian Lance Taylor <iant@google.com>
1963
1964 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1965 <exception>.
1966 (throwing, orig_terminate): New static variables.
1967 (terminate_handler): New static function.
1968 (t2): Set terminate handler.
1969
f0b886e3
ILT		 19702008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1971
1972 PR 6584
cd536b21 1973 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1974 alignment.
1975
3e90f135
CC		 19762008-05-30 Cary Coutant <ccoutant@google.com>
1977
1978 * archive.cc (Archive::include_all_members) Correct to step
1979 over symbol table and extended name table in thin archives.
1980
e09ad04a
ILT		 19812008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1982
1983 PR 6407
1984 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1985 calculation.
1986
62b01cb5
ILT		 19872008-05-28 Caleb Howe <cshowe@google.com>
1988
1989 * reduced_debug_output.cc: New file.
1990 * reduced_debug_output.h: New file.
92de84a6 1991 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1992 * options.cc (General_options::finalize): Add strip_debug_non_line
1993 to the strip heirarchy.
1994 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1995 fields.
1996 * layout.cc: Include "reduced_debug_output.h".
1997 (Layout::Layout): Initialize new fields.
1998 (line_only_debug_sections): New static array.
1999 (is_lines_only_debug_sections): New static inline function.
2000 (Layout::include_section): Handle --strip-debug-non-line.
2001 (Layout::make_output_section): If --strip-debug-non-line, build
2002 new output sections for .debug_abbrev and .debug_info.
2003 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2004 gold. Warn about possible overflow.
2005 (read_signed_LEB_128): Likewise.
2006 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2007 (read_signed_LEB_128): Declare.
2008 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2009 (HFILES): Add reduced_debug_output.h.
2010 * Makefile.in: Rebuild.
2011
7d9e3d98
ILT		 20122008-05-21 Ian Lance Taylor <iant@google.com>
2013
2014 * mapfile.cc: New file.
2015 * mapfile.h: New file.
2016 * options.h (class General_options): Add -M/--print-map and -Map.
2017 * options.cc (General_options::finalize): Make -M equivalent to
2018 -Map -.
2019 * main.cc: Include <cstdio> and "mapfile.h".
2020 (main): Open mapfile if requested.
2021 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2022 constructor. Change caller.
2023 (queue_initial_tasks): Add mapfile parameter. Change caller.
2024 (queue_middle_tasks): Likewise.
2025 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2026 declarations.
2027 * archive.cc: Include "mapfile.h".
2028 (Archive::add_symbols): Add mapfile parameter. Change all
2029 callers. Pass mapfile, symbol, and reason to include_member.
2030 (Archive::include_all_members): Add mapfile parameter. Change all
2031 callers.
2032 (Archive::include_member): Add mapfile, sym, and why parameters.
2033 Change all callers. Report inclusion to map file.
2034 * archive.h: Include "fileread.h".
2035 (class Archive): Update declarations.
2036 (Archive::file): New const method.
2037 (class Add_archive_symbols): Add mapfile_ field. Update
2038 constructor. Change all callers.
2039 * readsyms.h (class Read_symbols): Likewise.
2040 (class Finish_group): Likewise.
2041 (class Read_script): Likewise.
2042 * common.cc: Include "mapfile.h".
2043 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2044 all callers.
2045 (Symbol_table::do_allocate_commons): Likewise.
2046 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2047 symbol allocation to mapfile.
2048 * common.h (class Allocate_commons_task): Add mapfile_ field.
2049 Update constructor. Change all callers.
2050 * symtab.h (class Symbol_table): Update declarations.
2051 * layout.cc: Include "mapfile.h".
2052 (Layout_task_runner::run): Print information to mapfile.
2053 (Layout::create_gold_note): Change Output_data_fixed_space to
2054 Output_data_zero_fill.
2055 (Layout::create_build_id): Likewise.
2056 (Layout::print_to_mapfile): New function.
2057 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2058 constructor. Change caller.
2059 (class Layout): Declare print_to_mapfile.
2060 * output.cc (Output_section::Input_section::print_to_mapfile): New
2061 function.
2062 (Output_section::add_input_section): If producing a map, always
2063 add to input_sections_ list.
2064 (Output_section::do_print_to_mapfile): New function.
2065 (Output_segment::print_sections_to_mapfile): New function.
2066 (Output_segment::print_section_list_to_mapfile): New function.
2067 * output.h: Include "mapfile.h".
2068 (Output_data::print_to_mapfile): New function.
2069 (Output_data::do_print_to_mapfile): New virtual function.
2070 (Output_segment_headers::do_print_to_mapfile): New function.
2071 (Output_file_header::do_print_to_mapfile): New function.
2072 (Output_data_const::do_print_to_mapfile): New function.
2073 (class Output_data_const_buffer): Add map_name_ field. Update
2074 constructor. Change all callers. Add do_print_to_mapfile
2075 function.
2076 (class Output_data_fixed_space): Likewise.
2077 (class Output_data_space): Likewise.
2078 (class Output_data_zero_fill): New class.
2079 (Output_data_strtab::do_print_to_mapfile): New function.
2080 (Output_data_reloc_base::do_print_to_mapfile): New function.
2081 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2082 (Output_data_group::do_print_to_mapfile): New function.
2083 (Output_data_got::do_print_to_mapfile): New function.
2084 (Output_data_dynamic::do_print_to_mapfile): New function.
2085 (Output_symtab_xindex::do_print_to_mapfile): New function.
2086 (class Output_section): Declare do_print_to_mapflie. Declare
2087 print_to_mapfile in Input_section.
2088 (class Output_segment): Declare new functions.
2089 * object.h (Sized_relobj::symbol_count): New function.
2090 * script-sections.cc
2091 (Output_section_element_dot_assignment::set_section_addresses):
2092 Change Output_data_fixed_space to Output_data_zero_fill.
2093 (Output_data_expression::do_print_to_mapfile): New function.
2094 * script.cc (read_input_script): Add mapfile parameter. Change
2095 all callers.
2096 * script.h (read_input_script): Update declaration.
2097 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2098 (Eh_frame::do_print_to_mapfile): New function.
2099 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2100 (Output_merge_string::do_print_to_mapfile): New function.
2101 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2102 function.
2103 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2104 function.
2105 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2106 function.
2107 * Makefile.am (CCFILES): Add mapfile.cc.
2108 (HFILES): Add mapfile.h.
2109 * Makefile.in: Rebuild.
2110
9f1d377b
ILT		 21112008-05-19 Ian Lance Taylor <iant@google.com>
2112
2113 * options.h (class General_options): Add -z relro.
2114 * layout.cc (Layout::Layout): Initialize relro_segment_.
2115 (Layout::add_output_section_data): Return the output section.
2116 (Layout::make_output_section): Rcognize relro sections and mark
2117 them appropriately.
2118 (Layout::attach_allocated_section_to_segment): Put relro sections
2119 in a PT_GNU_RELRO segment.
2120 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2121 section as relro.
2122 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2123 PT_TLS segments.
2124 (Layout::linkonce_mapping): Map d.rel.ro.local to
2125 .data.rel.ro.local.
2126 (Layout::output_section_name): Us .data.rel.ro.local for any
2127 section which begins with that.
2128 * layout.h (class Layout): Update add_output_section_data
2129 declaration. Add relro_segment_ field.
2130 * output.cc (Output_section::Output_section): Initialize is_relro_
2131 and is_relro_local_ fields.
2132 (Output_segment::add_output_section): Group relro sections.
2133 (Output_segment::is_first_section_relro): New function.
2134 (Output_segment::maximum_alignment): If there is a relro section,
2135 align the segment to the common page size.
2136 (Output_segment::set_section_addresses): Track whether we are
2137 looking at relro sections. If the last section is a relro
2138 section, align to the common page size.
2139 (Output_segment::set_section_list_addresses): Add in_relro
2140 parameter. Change all callers. Align to the page size when
2141 moving from relro to non-relro section.
2142 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2143 segment.
2144 * output.h (class Output_section): Add is_relro_ and
2145 is_relro_local_ fields.
2146 (Output_section::is_relro): New function.
2147 (Output_section::set_is_relro): New function.
2148 (Output_section::is_relro_local): New function.
2149 (Output_section::set_is_relro_local): New function.
2150 (class Output_segment): Update declarations.
2151 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2152 * sparc.cc (Target_sparc::got_section): Likewise.
2153 * x86_64.cc (Target_x86_64::got_section): Likewise.
2154 * testsuite/relro_test_main.cc: New file.
2155 * testsuite/relro_test.cc: New file.
2156 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2157 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2158 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2159 (relro_test.so, relro_test_pic.o): New targets.
2160 * testsuite/Makefile.in: Rebuild.
2161
a984ee1d
ILT		 21622008-05-16 Ian Lance Taylor <iant@google.com>
2163
01676dcd
ILT		 2164 * output.cc (Output_segment::add_output_section): Remove front
2165 parameter.
2166 * output.h (class Output_segment): Remove
2167 add_initial_output_section and overloaded add_output_section.
2168 Update declaration of remaining add_output_section.
2169 * layout.cc (Layout::create_interp): Call add_output_section
2170 rather than add_initial_output_section.
2171 (Layout::finish_dynamic_section): Likewise.
2172
497897f9
ILT		 2173 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2174 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2175 know the dynamic type.
2176 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2177 field. Initialize it in constructor.
2178 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2179 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2180 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2181 reloc.
2182
a984ee1d
ILT		 2183 * output.cc (Output_reloc::get_address): Change return type to
2184 Elf_Addr.
2185 * output.h (class Output_reloc): Update get_address declaration.
2186 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2187 for section addresses.
2188
55ba0940
ILT		 21892008-05-09 Ian Lance Taylor <iant@google.com>
2190
2191 PR 6493
2192 * gold.cc (gold_nomem): Use return value of write.
2193
75517b77
ILT		 21942008-05-08 Ian Lance Taylor <iant@google.com>
2195
2196 * symtab.c (Symbol::init_base_output_data): Add version
2197 parameter. Change all callers.
2198 (Symbol::init_base_output_segment): Likewise.
2199 (Symbol::init_base_constant): Likewise.
2200 (Symbol::init_base_undefined): Likewise.
2201 (Sized_symbol::init_output_data): Likewise.
2202 (Sized_symbol::init_output_segment): Likewise.
2203 (Sized_symbol::init_constant): Likewise.
2204 (Sized_symbol::init_undefined): Likewise.
2205 (Symbol_table::do_define_in_output_data): If the new symbol has a
2206 version, mark it as the default.
2207 (Symbol_table::do_define_in_output_segment): Likewise.
2208 (Symbol_table::do_define_as_constant): Likewise.
2209 * symtab.h (class Symbol): Update declarations.
2210 (class Sized_symbol): Likewise.
2211 * resolve.cc (Symbol::override_version): New function.
c42e122e 2212 (Symbol::override_base): Call override_version.
75517b77
ILT		 2213 (Symbol::override_base_with_special): Likewise.
2214 * testsuite/ver_script_8.script: New file.
2215 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2216 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2217 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2218 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2219
f1f70eae
ILT		 22202008-05-06 Ian Lance Taylor <iant@google.com>
2221
f3e9c5c5
ILT		 2222 PR 6049
2223 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2224 functions.
2225 (class General_options): Remove existing --undefined, and add
2226 --no-undefined instead. Add new --undefined as synonym for -u.
2227 * archive.cc (Archive::add_symbols): Check whether symbol was
2228 named with -u.
2229 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2230 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2231 all uses. Add IS_UNDEFINED. Update declarations to split
2232 different versions of init_base. Declare init_base_undefined.
2233 (Symbol::is_defined): Handle IS_UNDEFINED.
2234 (Symbol::is_undefined): Likewise.
2235 (Symbol::is_weak_undefined): Call is_undefined.
2236 (Symbol::is_absolute): Handle IS_CONSTANT.
2237 (class Sized_symbol): Update declarations to split different
2238 versions of init. Declare init_undefined.
2239 (class Symbol_table): Declare new functions.
2240 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2241 Change all callers.
2242 (Symbol::init_base_output_data): Likewise.
2243 (Symbol::init_base_output_segment): Likewise.
2244 (Symbol::init_base_constant): Likewise.
2245 (Symbol::init_base_undefined): New function.
2246 (Sized_symbol::init_object): Rename from init. Change all
2247 callers.
2248 (Sized_symbol::init_output_data): Likewise.
2249 (Sized_symbol::init_output_segment): Likewise.
2250 (Sized_symbol::init_constant): Likewise.
2251 (Sized_symbol::init_undefined): New function.
2252 (Symbol_table::add_undefined_symbols_from_command_line): New
2253 function.
2254 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2255 function.
2256 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2257 (Symbol::output_section): Likewise.
2258 (Symbol::set_output_section): Likewise.
2259 (Symbol_table::sized_finalize_symbol): Likewise.
2260 (Symbol_table::sized_write_globals): Likewise.
2261 * resolve.cc (Symbol_table::should_override): Likewise.
2262 (Symbol::override_base_with_special): Likewise.
2263
8bdcdf2c
ILT		 2264 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2265 symbol, change it to have default visibility.
2266 * testsuite/protected_1.cc: New file.
2267 * testsuite/protected_2.cc: New file.
2268 * testsuite/protected_3.cc: New file.
2269 * testsuite/protected_main_1.cc: New file.
2270 * testsuite/protected_main_2.cc: New file.
2271 * testsuite/protected_main_3.cc: New file.
2272 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2273 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2274 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2275 (protected_1.so): New target.
2276 (protected_1_pic.o, protected_2_pic.o): New targets.
2277 (protected_3_pic.o): New target.
2278 (check_PROGRAMS): Add protected_2.
2279 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2280 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2281 * testsuite/Makefile.in: Rebuild.
2282
2b706932
ILT		 2283 * options.h (DEFINE_var): Add set_user_set_##varname__.
2284 (DEFINE_bool_alias): New macro.
2285 (class General_options): Define -Bstatic using DEFINE_bool_alias
2286 rather than DEFINE_special. Add --undefined as an alias for -z
2287 defs.
2288 * options.cc (General_options::parse_Bstatic): Remove.
2289
d82a5bcc
ILT		 2290 * options.h (class General_options): Add --fatal-warnings.
2291 * main.cc (main): Implement --fatal-warnings.
2292 * errors.h (Errors::warning_count): New function.
2293
f1f70eae
ILT		 2294 * options.h (class General_options): Add -Bsymbolic-functions.
2295 * symtab.h (Symbol::is_preemptible): Check for
2296 -Bsymbolic-functions.
2297
8825ac63
ILT		 22982008-05-05 Ian Lance Taylor <iant@google.com>
2299
d98bc257
ILT		 2300 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2301 as noVARNAME rather than no-VARNAME.
2302 (class General_options): Add option -z combreloc.
2303 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2304 get_address.
2305 (Output_reloc::sort_before) [SHT_REL]: New function.
2306 (Output_reloc::sort_before) [SHT_RELA]: New function.
2307 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2308 Sort_relocs_comparison.
2309 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2310 parameter. Change all callers.
2311 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2312 sort_relocs parameter. Change all callers.
2313 * output.cc (Output_reloc::get_address): New function, broken out
2314 of write_rel.
2315 (Output_reloc::write_rel): Call it.
2316 (Output_reloc::compare): New function.
2317 (Output_data_reloc_base::do_write): Optionally sort relocs.
2318
60b2b4e7
ILT		 2319 * configure.ac: If targ_extra_obj is set, link it in.
2320 * configure.tgt: Initialize all variables.
2321 (x86_64*): Set targ_extra_obj and targ_extra_size.
2322 * configure: Rebuild.
2323
8825ac63
ILT		 2324 * object.cc (Sized_relobj::include_section_group): Adjust section
2325 indexes read from group data. Build vector to pass to
2326 layout_group.
2327 * layout.cc (Layout::layout_group): Add flags and shndxes
2328 parameters. Remove contents parameter. Change caller. Update
2329 explicit instantiations.
2330 * layout.h (class Layout): Update layout_group declaration.
2331 * output.cc (Output_data_group::Output_data_group): Add flags and
2332 input_shndxes parameters. Remove contents parameter. Change
2333 caller.
2334 (Output_data_group::do_write): Change input_sections_ to
2335 input_shndxes_.
2336 * output.h (class Output_data_group): Update constructor
2337 declaration. Rename input_sections_ to input_shndxes_.
2338 * testsuite/many_sections_test.cc: Add template.
2339
e94cf127
CC		 23402008-04-30 Cary Coutant <ccoutant@google.com>
2341
4418b2d5
CC		 2342 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2343
e94cf127
CC		 2344 * layout.cc (Layout::include_section): Refactored check for debug
2345 info section.
2346 (Layout::add_comdat): Add new parameters. Change type
2347 of signature parameter. Add object and shndx to signatures table.
2348 (Layout::find_kept_object): New function.
2349 * layout.h: Include <cstring>.
2350 (Layout::is_debug_info_section): New function.
2351 (Layout::add_comdat): Add new parameters.
2352 (Layout::find_kept_object): New function.
2353 (Layout::Kept_section): New struct.
2354 (Layout::Signatures): Change type of map range.
2355 * object.cc (Relobj::output_section_address): New function.
2356 (Sized_relobj::include_section_group): Add new parameters. Change
2357 calls to Layout::add_comdat. Change to build table of kept comdat
2358 groups and table mapping discarded sections to kept sections.
2359 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2360 (Sized_relobj::do_layout): Change calls to include_section_group and
2361 include_linkonce_section.
2362 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2363 value to zero when section is discarded.
2364 (Sized_relobj::map_to_kept_section): New function.
2365 * object.h (Relobj::output_section_address): New function.
2366 (Relobj::Comdat_group): New type.
2367 (Relobj::find_comdat_group): New function.
2368 (Relobj::Comdat_group_table): New type.
2369 (Relobj::Kept_comdat_section): New type.
2370 (Relobj::Kept_comdat_section_table): New type.
2371 (Relobj::add_comdat_group): New function.
2372 (Relobj::set_kept_comdat_section): New function.
2373 (Relobj::get_kept_comdat_section): New function.
2374 (Relobj::comdat_groups_): New field.
2375 (Relobj::kept_comdat_sections_): New field.
2376 (Symbol_value::input_value): Update comment.
2377 (Sized_relobj::map_to_kept_section) New function.
2378 (Sized_relobj::include_linkonce_section): Add new parameter.
2379 * target-reloc.h (Comdat_behavior): New type.
2380 (get_comdat_behavior): New function.
2381 (relocate_section): Add code to map a discarded section to the
2382 corresponding kept section when applying a relocation.
2383
e4e5049b
CS		 23842008-04-30 Craig Silverstein <csilvers@google.com>
2385
2386 * dwarf_reader.cc (next_generation_count): New static var.
2387 (Addr2line_cache_entry): New struct.
2388 (addr2line_cache): New static var.
2389 (Dwarf_line_info::one_addr2line): Added caching.
2390 (Dwarf_line_info::clear_addr2line_cache): New function.
2391 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2392 cache-size parameter.
2393 (Dwarf_line_info::one_addr2line_cache): New function.
2394 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2395 new cache-size argument to one_addr2line(), and clear cache.
2396
d09e9154
CC		 23972008-04-28 Cary Coutant <ccoutant@google.com>
2398
2399 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2400 R_386_PC8 relocations.
2401
7ef73768
ILT		 24022008-04-23 Ian Lance Taylor <iant@google.com>
2403
55438702
ILT		 2404 * object.cc (Sized_relobj::include_section_group): Check for
2405 invalid section group.
2406
c165fb93
ILT		 2407 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2408 header size.
2409
7ef73768
ILT		 2410 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2411 than read for file header.
2412 * archive.cc (Archive::include_member): Likewise.
2413
6194aaab
L		 24142008-04-23 Paolo Bonzini <bonzini@gnu.org>
2415
2416 * aclocal.m4: Regenerate.
2417 * configure: Regenerate.
2418
d491d34e
ILT		 24192008-04-19 Ian Lance Taylor <iant@google.com>
2420
5ea2bac6
ILT		 2421 * version.cc (version_string): Bump to 1.6.
2422
7bc3e21a
ILT		 2423 * testsuite/Makefile.am (many_sections_r_test): New target.
2424 (many_sections_r_test_SOURCES): Remove.
2425 (many_sections_r_test_DEPENDENCIES): Remove.
2426 (many_sections_r_test_LDFLAGS): Remove.
2427 (many_sections_r_test_LDADD): Remove.
2428
7fcd3aa9
ILT		 2429 * object.cc (Sized_relobj::do_add_symbols): Always pass
2430 local_symbol_count_ to add_from_relobj.
2431
4c94d6ae
ILT		 2432 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2433 every thousand variables.
2434 * testsuite/Makefile.in: Rebuild.
2435
d491d34e
ILT		 2436 * object.cc (Xindex::initialize_symtab_xindex): New function.
2437 (Xindex::read_symtab_xindex): New function.
2438 (Xindex::sym_xindex_to_shndx): New function.
2439 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2440 available.
2441 (Sized_relobj::do_initialize_xindex): New function.
2442 (Sized_relobj::do_read_symbols): Adjust section links.
2443 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2444 parameter. Change all callers.
2445 (Sized_relobj::include_section_group): Adjust section links and
2446 symbol section indexes.
2447 (Sized_relobj::do_layout): Adjust section links.
2448 (Sized_relobj::do_count_local_symbols): Adjust section links and
2449 symbol section indexes.
2450 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2451 ordinary and special symbols.
2452 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2453 dynsym_xindex parameters. Change all callers. Adjust section
2454 links. Use SHN_XINDEX when needed.
2455 (Sized_relobj::get_symbol_location_info): Adjust section links.
2456 Don't get fooled by special symbols.
2457 * object.h (class Xindex): Define.
2458 (class Object): Add xindex_ parameter. Declare virtual functoin
2459 do_initialize_xindex.
2460 (Object::adjust_sym_shndx): New function.
2461 (Object::set_xindex): New protected function.
2462 (class Symbol_value): Add is_ordinary_shndx_ field.
2463 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2464 (Symbol_value::value): Assert ordinary section.
2465 (Symbol_value::initialize_input_to_output_map): Likewise.
2466 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2467 Change all callers.
2468 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2469 all callers.
2470 (class Sized_relobj): Update declarations.
2471 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2472 parameter. Change all callers.
2473 (Sized_relobj::adjust_shndx): New function.
2474 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2475 field.
2476 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2477 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2478 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2479 (Sized_dynobj::read_dynsym_section): Adjust section links.
2480 (Sized_dynobj::read_dynamic): Likewise.
2481 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2482 section links.
2483 (Sized_dynobj::do_initialize_xindex): New function.
2484 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2485 do_initialize_xindex.
2486 (Sized_dynobj::adjust_shndx): New function.
2487 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2488 dynsym_xindex_ fields.
2489 (Layout::finalize): Add a call to set_section_indexes before
2490 creating the symtab sections.
2491 (Layout::set_section_indexes): Don't do anything if the section
2492 already has a section index.
2493 (Layout::create_symtab_sections): Add shnum parameter. Change
2494 caller. Create .symtab_shndx section if needed.
2495 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2496 caller.
2497 (Layout::allocated_output_section_count): New function.
2498 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2499 needed.
2500 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2501 fields. Update declarations.
2502 (Layout::symtab_xindex): New function.
2503 (Layout::dynsym_xindex): New function.
2504 (class Write_symbols_task): Add layout_ field.
2505 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2506 Change caller.
2507 * output.cc (Output_section_headers::Output_section_headers): Add
2508 shstrtab_section parameter. Change all callers.
2509 (Output_section_headers::do_sized_write): Store overflow values
2510 for section count and section string table section index in
2511 section header zero.
2512 (Output_file_header::do_sized_write): Check for overflow of
2513 section count and section string table section index.
2514 (Output_symtab_xindex::do_write): New function.
2515 (Output_symtab_xindex::endian_do_write): New function.
2516 * output.h (class Output_section_headers): Add shstrtab_section_.
2517 Update declarations.
2518 (class Output_symtab_xindex): Define.
2519 (Output_section::has_out_shndx): New function.
2520 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2521 field.
2522 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2523 Change all callers.
2524 (Sized_symbol::init): Likewise.
2525 (Symbol::output_section): Check for ordinary symbol.
2526 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2527 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2528 callers.
2529 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2530 Change all callers. Simplify handling of symbols from sections
2531 not included in the link.
2532 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2533 distinction.
2534 (Weak_alias_sorter::operator()): Assert that symbols are
2535 ordinary.
2536 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2537 distinction.
2538 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2539 parameters. Change all callers.
2540 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2541 symbol distinction. Use SHN_XINDEX when needed.
2542 (Symbol_table::write_section_symbol): Add symtab_xindex
2543 parameter. Change all callers.
2544 (Symbol_table::sized_write_section_symbol): Likewise. Use
2545 SHN_XINDEX when needed.
2546 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2547 declarations.
2548 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2549 (Symbol::is_defined): Check is_ordinary.
2550 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2551 (Symbol::is_absolute, Symbol::is_common): Likewise.
2552 (class Sized_symbol): Update declarations.
2553 (class Symbol_table): Update declarations.
2554 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2555 parameters. Change all callers.
2556 (Sized_symbol::override): Likewise.
2557 (Symbol_table::override): Likewise.
2558 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2559 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2560 is_ordinary, and orig_st_shndx parameters. Change all callers.
2561 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2562 to be in an ordinary section.
2563 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2564 object and is_ordinary parameters. Change all callers.
2565 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2566 Change all callers. Don't add undefined or non-ordinary symbols
2567 to reloc_map_.
2568 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2569 Change all callers.
2570 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2571 declarations.
2572 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2573 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2574 (Sized_relobj::relocate_sections): Likewise.
2575 * target-reloc.h (scan_relocs): Adjust section symbol index.
2576 (scan_relocatable_relocs): Likewise.
2577 * i386.cc (Scan::local): Check for ordinary symbols.
2578 * sparc.cc (Scan::local): Likewise.
2579 * x86_64.cc (Scan::local): Likewise.
2580 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2581 to symbol_section_and_value.
2582 * testsuite/many_sections_test.cc: New file.
2583 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2584 (check_PROGRAMS): Add many_sections_test.
2585 (many_sections_test_SOURCES): Define.
2586 (many_sections_test_DEPENDENCIES): Define.
2587 (many_sections_test_LDFLAGS): Define.
2588 (BUILT_SOURCES): Add many_sections_define.h.
2589 (many_sections_define.h): New target.
2590 (BUILT_SOURCES): Add many_sections_check.h.
2591 (many_sections_check.h): New target.
2592 (check_PROGRAMS): Add many_sections_r_test.
2593 (many_sections_r_test_SOURCES): Define.
2594 (many_sections_r_test_DEPENDENCIES): Define.
2595 (many_sections_r_test_LDFLAGS): Define.
2596 (many_sections_r_test_LDADD): Define.
2597 (many_sections_r_test.o): New target.
2598 * testsuite/Makefile.in: Rebuild.
2599
c5818ff1
CC		 26002008-04-17 Cary Coutant <ccoutant@google.com>
2601
2602 * errors.cc (Errors::info): New function.
2603 (gold_info): New function.
2604 * errors.h (Errors::info): New function.
2605 * gold.h (gold_info): New function.
2606 * object.cc (Input_objects::add_object): Print trace output.
2607 * options.cc (options::parse_set): New function.
2608 (General_options::parse_wrap): Deleted.
2609 (General_options::General_options): Deleted initializer.
2610 * options.h (options::String_set): New typedef.
2611 (options::parse_set): New function.
2612 (DEFINE_set): New macro.
2613 (General_options::wrap): Changed to use DEFINE_set. Changed
2614 callers of any_wrap_symbols and is_wrap_symbol.
2615 (General_options::trace, General_options::trace_symbol):
2616 New options.
2617 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2618 (General_options::wrap_symbols_): Deleted.
2619 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2620
b5be4a7c
DM		 26212008-04-17 David S. Miller <davem@davemloft.net>
2622
2623 * options.cc (General_options::parse_V): New function.
2624 * options.h: Add entries for -V and -Qy.
2625
155a0dd7
ILT		 26262008-04-17 Ian Lance Taylor <iant@google.com>
2627
2628 * common.cc (Symbol_table::allocate_commons): Remove options
2629 parameter. Change caller.
2630 (Symbol_table::do_allocate_commons): Remove options parameter.
2631 Change caller. Just call do_allocate_commons_list twice.
2632 (Symbol_table::do_allocate_commons_list): New function, broken out
2633 of do_allocate_commons.
2634 * common.h (class Allocate_commons_task): Remove options_ field.
2635 Update constructor.
2636 * symtab.cc (Symbol_table::Symbol_table): Initialize
2637 tls_commons_.
2638 (Symbol_table::add_from_object): Put TLS common symbols on
2639 tls_commons_ list.
2640 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2641 which are IN_OUTPUT_DATA.
2642 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2643 allocate_commons and do_allocate_commons declarations. Declare
2644 do_allocate_commons_list.
2645 * gold.cc (queue_middle_tasks): Update creation of
2646 Allocate_commons_task to not pass options.
2647 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2648 (TLS_TEST_C_FLAGS): New variable.
2649 (tls_test_c_pic.o): New target.
2650 (tls_test_shared.so): Link in tls_test_c_pic.o.
2651 (tls_test_c_pic_ie.o): New target.
2652 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2653 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2654 (tls_test_c.o): New target.
2655 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2656 (tls_pic_test_LDADD): Likewise.
2657 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2658 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2659 (tls_test_c_gnu2.o): New target.
2660 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2661 tls_test_c_gnu2.o.
2662 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2663 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2664 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2665 * testsuite/tls_test.cc: Include "config.h".
2666 (t_last): Call t11_last.
2667 * testsuite/tls_test.h (t11, t11_last): Declare.
2668 * testsuite/tls_test_c.c: New file.
2669 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2670 * configure.ac: Check for OpenMP support.
2671 * configure, config.in, Makefile.in: Rebuild.
2672 * testsuite/Makefile.in: Rebuild.
2673
edfbb029
CC		 26742008-04-16 Cary Coutant <ccoutant@google.com>
2675
2676 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2677 (Target_i386::tls_base_symbol_defined_): New field.
2678 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2679 (Target_i386::Scan::global): Likewise.
2680 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2681 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2682 (Target_x86_64::tls_base_symbol_defined_): New field.
2683 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2684 (Target_x86_64::Scan::global): Likewise.
2685
f3c69fca
CC		 26862008-04-16 Cary Coutant <ccoutant@google.com>
2687
2688 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2689 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2690 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2691 building shared libraries.
2692 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2693 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2694 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2695 * testsuite/Makefile.in: Rebuild.
2696 * testsuite/weak_undef.h: New file.
2697 * testsuite/weak_undef_file1.cc: Add extra test cases.
2698 * testsuite/weak_undef_file2.cc: Likewise.
2699 * testsuite/weak_undef_test.cc: Likewise.
2700
7c414435
DM		 27012008-04-16 David S. Miller <davem@davemloft.net>
2702
32b769e1
DM		 2703 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2704 Add issued_non_pic_error_ field. Declare check_non_pic.
2705 (Target_sparc::Scan::check_non_pic): New function.
2706 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2707 (Target_sparc::Scan::global): Likewise.
2708
11936fb1
DM		 2709 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2710 * configure: Rebuild.
2711
7c414435
DM		 2712 * options.h (DEFINE_enable): New macro.
2713 (new_dtags): New enable option.
2714 (initfirst, interpose, loadfltr, nodefaultlib,
2715 nodelete, nodlopen, nodump): New -z options.
2716 * layout.cc (Layout:finish_dynamic_section): If new
2717 dtags enabled, emit DT_RUNPATH. Also, emit a
2718 DT_FLAGS_1 containing any specified -z flags.
2719
85c7bf8b
ILT		 27202008-04-16 Ian Lance Taylor <iant@google.com>
2721
12c0daef
ILT		 2722 * copy-relocs.cc: New file.
2723 * copy-relocs.h: New file.
2724 * reloc.cc: Remove Copy_relocs code.
2725 * reloc.h: Likewise.
2726 * reloc-types.h (struct Reloc_types) [both versions]: Add
2727 get_reloc_addend_noerror.
2728 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2729 variants of add_global which take an addend which must be zero.
2730 * i386.cc: Include "copy-relocs.h".
2731 (class Target_i386): Change type of copy_relocs_ to variable,
2732 update initializer.
2733 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2734 Change all callers.
2735 (Target_i386::do_finalize_sections): Change handling of
2736 copy_relocs_.
2737 * sparc.cc: Include "copy-relocs.h".
2738 (class Target_sparc): Change type of copy_relocs_ to variable,
2739 update initializer.
2740 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2741 Change all callers.
2742 (Target_sparc::do_finalize_sections): Change handling of
2743 copy_relocs_.
2744 * x86_64.cc: Include "copy-relocs.h".
2745 (class Target_x86_64): Change type of copy_relocs_ to variable,
2746 update initializer.
2747 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2748 class. Change all callers.
2749 (Target_x86_64::do_finalize_sections): Change handling of
2750 copy_relocs_.
2751 * Makefile.am (CCFILES): Add copy-relocs.cc.
2752 (HFILES): Add copy-relocs.h.
2753
4f4995b6
ILT		 2754 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2755
85c7bf8b
ILT		 2756 * testsuite/script_test_4.sh: Permit leading zeroes.
2757
4f2a9edd
ILT		 27582008-04-15 Ian Lance Taylor <iant@google.com>
2759
e6188289
ILT		 2760 * script-sections.cc (Script_sections::create_segments): Use
2761 header_size_adjustment even when there is enough room for the
2762 headers.
2763 * testsuite/script_test_4.sh: New file.
2764 * testsuite/script_test_4.t: New file.
2765 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2766 (check_DATA): Add script_test_4.stdout.
2767 (MOSTLYCLEANFILES): Likewise.
2768 (script_test_4): New target.
2769 (script_test_4.stdout): New target.
2770 * testsuite/Makefile.in: Rebuild.
2771
4f2a9edd
ILT		 2772 * sparc.cc: Add definitions for Output_data_plt_sparc class
2773 constants.
2774
f5314dd5
DM		 27752008-04-14 David S. Miller <davem@davemloft.net>
2776
2777 * sparc.cc: New file.
2778 * Makefile.am (TARGETSOURCES): Add sparc.cc
2779 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2780 * configure.tgt: Document targ_extra_size and
2781 targ_extra_big_endian. Add entries for sparc-* and
2782 sparc64-*.
2783 * configure.ac: Handle targ_extra_size and
2784 targ_extra_big_endian.
2785 * Makefile.in: Rebuild.
2786 * configure: Likewise.
2787 * po/POTFILES.in: Likewise.
2788 * po/gold.pot: Likewise.
2789
154e0e9a
ILT		 27902008-04-14 Ian Lance Taylor <iant@google.com>
2791
2792 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2793 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2794 in the name/type/flags to section mapping. Don't call
2795 allocate_output_section.
2796 (Layout::choose_output_section): Change parameter from adjust_name
2797 to is_input_section. Don't permit input sections after sections
2798 are attached to segments. Don't call allocate_output_section.
2799 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2800 not write_enable_output_section.
2801 (Layout::make_output_section): Don't push to
2802 unattached_section_list_ nor call attach_to_segment. Call
2803 attach_section_to_segment if sections are attached.
2804 (Layout::attach_sections_to_segments): New function.
2805 (Layout::attach_section_to_segment): New function.
2806 (Layout::attach_allocated_section_to_segment): Rename from
2807 attach_to_segment. Remove flags parameter.
2808 (Layout::allocate_output_section): Remove function.
2809 (Layout::write_enable_output_section): Remove function.
2810 * layout.h (class Layout): Update for above changes. Add new
2811 field sections_are_attached_.
2812 * output.h (Output_section::update_flags_for_input_section): New
2813 function.
2814 * output.cc (Output_section::add_input_section): Call
2815 update_flags_for_input_section.
2816 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2817
009a67a2
CC		 28182008-04-11 Cary Coutant <ccoutant@google.com>
2819
2820 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2821 thought unnecessary.
2822 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2823
759b1a24
ILT		 28242008-04-11 Ian Lance Taylor <iant@google.com>
2825
2826 * output.h (class Output_section_data): Remove inline definition
2827 of set_addralign.
2828 * output.cc (Output_section_data::set_addralign): New function.
2829
c2b45e22
CC		 28302008-04-11 Cary Coutant <ccoutant@google.com>
2831
2832 Add support for TLS descriptors for i386 and x86_64.
2833 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2834 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2835 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2836 GOT_TYPE_TLS_DESC.
2837 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2838 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2839 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2840 relocations.
2841 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2842 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2843 Fix problem with initial-exec relocations.
2844 (Target_i386::Relocate::relocate_tls): Likewise.
2845 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2846 relaxation.
2847 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2848 support for section-plus-offset dynamic table entries.
2849 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2850 (Output_data_dynamic::Dynamic_entry): Add support for
2851 section-plus-offset dynamic table entries.
2852 (Output_data_dynamic::Classification): Likewise.
2853 (Output_data_dynamic::classification_): Renamed offset_.
2854 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2855 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2856 (Target_x86_64::make_plt_section): New function.
2857 (Target_x86_64::reserve_tlsdesc_entries): New function.
2858 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2859 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2860 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2861 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2862 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2863 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2864 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2865 add extra PLT entry for TLS descriptors.
2866 (Output_data_plt_x86_64::got_): New field.
2867 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2868 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2869 fields.
2870 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2871 descriptors.
2872 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2873 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2874 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2875 R_386_TLS_DESC_CALL relocations.
2876 (Target_x86_64::Scan::global): Likewise.
2877 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2878 for TLS descriptors.
2879 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2880 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2881 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2882 GD-to-IE relaxation.
2883 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2884 and TLS_DESCRIPTORS.
2885 * Makefile.in: Rebuild.
2886 * configure: Rebuild.
2887 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2888 (tls_test_shared2.so): New target.
2889 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2890 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2891 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2892 (tls_shared_gd_to_ie_test_LDADD): New variable.
2893 (tls_shared_gnu2_gd_to_ie_test): New target.
2894 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2895 New targets.
2896 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2897 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2898 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2899 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2900 (tls_shared_gnu2_test): New target.
2901 (tls_test_gnu2_shared.so): New target.
2902 (tls_shared_gnu2_test_SOURCES): New variable.
2903 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2904 (tls_shared_gnu2_test_LDFLAGS): New variable.
2905 (tls_shared_gnu2_test_LDADD): New variable.
2906 * testsuite/Makefile.in: Rebuild.
2907 * testsuite/Makefile.
2908
83bfb6b7
ILT		 29092008-04-11 Ian Lance Taylor <iant@google.com>
2910
2911 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2912 justsyms.t.
2913 * testsuite/Makefile.in: Rebuild.
2914
2915 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2916 long.
2917 * testsuite/script_test_2.cc (main): Adjust test.
2918
706e1f5e
ILT		 29192008-04-11 David S. Miller <davem@davemloft.net>
2920 Ian Lance Taylor <iant@google.com>
2921
2922 * options.h (General_options): Add entries for '-Y' and
2923 '-relax'.
2924 * options.cc (General_options:finalize): If -Y was used, add those
2925 entries to the library path instead of the default "/lib" and
2926 "/usr/lib".
2927
7c98e6bb
DM		 29282008-04-11 David S. Miller <davem@davemloft.net>
2929
2930 * testsuite/justsyms.t: Start at 0x100.
2931 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2932 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2933 long.
2934 * testsuite/script_test_2.cc: Adjust string and section length
2935 checks.
7c98e6bb 2936
99a37bfd
ILT		 29372008-04-09 Ian Lance Taylor <iant@google.com>
2938
2cefc357
ILT		 2939 PR gold/5996
2940 * script-sections.cc (Sections_element::allocate_to_segment): Add
2941 orphan parameter.
2942 (Output_section_definition::allocate_to_segment): Likewise.
2943 (Orphan_output_section::allocate_to_segment): Likewise.
2944 (Script_sections::attach_sections_using_phdrs_clause): Don't
2945 propagate non-PT_LOAD segments to orphan sections.
2946 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2947 readelf rather than objdump.
2948 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2949 .interp section and PT_INTERP segment are the same size.
2950 * testsuite/Makefile.in: Rebuild.
2951
99a37bfd
ILT		 2952 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2953 aliases for symbols defined in the same object.
2954 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2955 (weak_alias_test_SOURCES): New variable.
2956 (weak_alias_test_DEPENDENCIES): New variable.
2957 (weak_alias_test_LDFLAGS): New variable.
2958 (weak_alias_test_LDADD): New variable.
2959 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2960 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2961 (weak_alias_test_3.o): New target.
2962 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2963 * testsuite/weak_alias_test_main.cc: New file.
2964 * testsuite/weak_alias_test_1.cc: New file.
2965 * testsuite/weak_alias_test_2.cc: New file.
2966 * testsuite/weak_alias_test_3.cc: New file.
2967
780e49c5
ILT		 29682008-04-08 Ian Lance Taylor <iant@google.com>
2969
cdb0b8f5
ILT		 2970 * options.h (class General_options): Add --noinhibit-exec option.
2971 * main.cc (main): Check --noinhibit-exec.
2972
0864d551
ILT		 2973 * options.h (class General_options): Define --wrap as a special
2974 option. Add wrap_symbols_ field.
2975 (General_options::any_wrap_symbols): New function.
2976 (General_options::is_wrap_symbol): New function.
2977 * options.cc (General_options::parse_wrap): New function.
2978 (General_options::General_options): Initialize wrap_symbols_.
2979 * symtab.cc (Symbol_table::wrap_symbol): New function.
2980 (Symbol_table::add_from_object): Handle --wrap.
2981 * symtab.h (class Symbol_table): Declare wrap_symbol.
2982 * target.h (Target::wrap_char): New function.
2983 (Target::Target_info): Add wrap_char field.
2984 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2985 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2986 * testsuite/testfile.cc (Target_test::test_target_info):
2987 Likewise.
2988
789aa6de
ILT		 2989 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2990 there is one.
2991
2c38906f
ILT		 2992 * layout.h (class Layout): Add added_eh_frame_data_ field.
2993 * layout.cc (Layout::Layout): Initialize new field.
2994 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2995 output section until we find a section we merged successfully.
2996 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2997 that the size be non-zero.
2998
780e49c5
ILT		 2999 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3000 qualifier.
3001
7fcd0256
ILT		 30022008-04-08 Craig Silverstein <csilvers@google.com>
3003
3004 * configure.ac: Export new conditional variable HAVE_ZLIB.
3005 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3006 on HAVE_ZLIB.
3007 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3008 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3009
6835af53
ILT		 30102008-04-07 Ian Lance Taylor <iant@google.com>
3011
e24f324c
ILT		 3012 * version.cc (version_string): Set to "1.5".
3013
a036edd8
ILT		 3014 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3015 Add issued_non_pic_error_ field. Declare check_non_pic.
3016 (Target_x86_64::Scan::check_non_pic): New function.
3017 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3018 (Target_x86_64::Scan::global): Likewise.
3019
624f8810
ILT		 3020 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3021 addend parameter. Change caller. Handle merge sections.
3022 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3023 Address to Addend. Don't add in the result of
3024 local_section_offset, pass down the addend and use the returned
3025 value.
3026 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3027 Update declarations of local_section_offset and symbol_value.
3028 * testsuite/two_file_test_1.cc (t18): New function.
3029 * testsuite/two_file_test_2.cc (f18): New function.
3030 * testsuite/two_file_test_main.cc (main): Call t18.
3031 * testsuite/two_file_test.h (t18, f18): Declare.
3032
6835af53
ILT		 3033 * configure.ac: Don't test for objdump, c++filt, or readelf.
3034 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3035 conditionals.
3036 (TEST_READELF): New variable.
3037 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3038 (check_PROGRAMS): Add two_file_strip_test.
3039 (two_file_strip_test): New target.
3040 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3041 (two_file_same_shared_strip_test_SOURCES): New variable.
3042 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3043 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3044 (two_file_same_shared_strip_test_LDADD): New variable.
3045 (two_file_shared_strip.so): New target.
3046 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3047 (ver_test_5.syms, ver_test_7.syms): Likewise.
3048 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3049 (strip_test_3.stdout): Use TEST_OBJDUMP.
3050 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3051
86925eef
CC		 30522008-04-04 Cary Coutant <ccoutant@google.com>
3053
3054 * symtab.h (Symbol::is_weak_undefined): New function.
3055 (Symbol::is_strong_undefined): New function.
3056 (Symbol::is_absolute): New function.
3057 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3058 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3059 absolute symbols.
3060 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3061 (weak_undef_test): New target.
3062 * testsuite/Makefile.in: Rebuild.
3063 * testsuite/weak_undef_file1.cc: New file.
3064 * testsuite/weak_undef_file2.cc: New file.
3065 * testsuite/weak_undef_test.cc: New file.
3066
126f3ece
ILT		 30672008-04-03 Craig Silverstein <csilvers@google.com>
3068
3069 * compressed_output.h (class Output_compressed_section): Use
3070 unsigned buffer.
3071 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3072 add zlib header.
3073 (zlib_compressed_suffix): Removed.
3074 (Output_compressed_section::set_final_data_size): Use unsigned
3075 buffers.
3076 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3077 Fix linker invocation.
3078 (flagstest_o_specialfile_and_compress_debug_sections):
3079 Likewise.
3080 * testsuite/Makefile.in: Regenerated.
3081
deae2a14
DM		 30822008-04-02 David S. Miller <davem@davemloft.net>
3083
3084 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3085 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3086
70752818
ILT		 30872008-04-02 Craig Silverstein <csilvers@google.com>
3088
3089 * TODO: New file.
3090
39d0cb0e
ILT		 30912008-04-02 Ian Lance Taylor <iant@google.com>
3092
3093 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3094 parameters. Update for new key type to views_. Change all
3095 callers.
3096 (File_read::read): Adjust for byteshift in returned view.
3097 (File_read::add_view): New function, broken out of
3098 find_and_make_view.
3099 (File_read::make_view): New function, broken out of
3100 find_and_make_view.
3101 (File_read::find_or_make_view): Add offset and aligned
3102 parameters. Rewrite accordingly. Change all callers.
3103 (File_read::get_view): Add offset and aligned parameters. Adjust
3104 for byteshift in return value.
3105 (File_read::get_lasting_view): Likewise.
3106 * fileread.h (class File_read): Update declarations.
3107 (class File_read::View): Add byteshift_ field. Add byteshift to
3108 constructor. Add byteshift method.
3109 * archive.h (Archive::clear_uncached_views): New function.
3110 (Archive::get_view): Add aligned parameter. Change all callers.
3111 * object.h (Object::get_view): Add aligned parameter. Change all
3112 callers.
3113 (Object::get_lasting_view): Likewise.
3114
3115 * fileread.cc (File_read::release): Don't call clear_views if
3116 there are multiple objects.
3117 * fileread.h (File_read::clear_uncached_views): New function.
3118 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3119 on the archive.
3120
a1207466
CC		 31212008-03-31 Cary Coutant <ccoutant@google.com>
3122
3123 Add thin archive support.
3124 * archive.cc (Archive::armagt): New const.
3125 (Archive::setup): Remove task parameter and calls to unlock.
3126 (Archive::unlock_nested_archives): New function.
3127 (Archive::read_header): Add nested_off parameter. Change
3128 all callers.
3129 (Archive::interpret_header): Likewise.
3130 (Archive::include_all_members): Change to handle thin
3131 archives.
3132 (Archive::include_member): Likewise.
3133 * archive.h (Archive::Archive): Add new parameters and
3134 initializers.
3135 (Archive::armagt): New const.
3136 (Archive::setup): Remove task parameter.
3137 (Archive::unlock_nested_archives): New function.
3138 (Archive::read_header): Add nested_off parameter.
3139 (Archive::interpret_header): Likewise.
3140 (Archive::Nested_archive_table): New typedef.
3141 (Archive::is_thin_archive_): New field.
3142 (Archive::nested_archives_): New field.
3143 (Archive::options_): New field.
3144 (Archive::dirpath_): New field.
3145 (Archive::task_): New field.
3146 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3147 for thin archives. Pass additional parameters to
3148 Archive::Archive. Unlock the archive file after calling
3149 Archive::setup.
cd536b21 3150
479f6503
ILT		 31512008-03-29 Ian Lance Taylor <iant@google.com>
3152
686c8caf
ILT		 3153 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3154 version symbol to be local.
3155 * testsuite/ver_test_4.sh: New file.
3156 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3157 (check_DATA): Add ver_test_4.syms.
3158 (ver_test_4.syms): New target.
3159 * testsuite/Makefile.in: Rebuild.
3160
ab794b6b
ILT		 3161 * output.cc
3162 (Output_section::Input_section_sort_entry::has_priority): New
3163 function.
3164 (Output_section::Input_section_sort_entry::match_file_name): New
3165 function.
3166 (Output_section::Input_section_sort_entry::match_section_name):
3167 Remove.
3168 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3169 Remove.
3170 (Output_section::Input_section_sort_entry::match_section_file):
3171 Remove.
3172 (Output_section::Input_section_sort_compare::operator()): Rewrite
3173 using new Input_section_sort_entry functions. Sort crtbegin and
3174 crtend first. Sort sections with no priority before sections with
3175 a priority.
3176 * testsuite/initpri1.c (d3): Check j != 4.
3177 (cd5): New constructor/destructor function.
3178 (main): Check j != 2.
3179
479f6503
ILT		 3180 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3181 new symbol when resolving, don't call set_is_default.
3182 * testsuite/ver_test_7.cc: New file.
3183 * testsuite/ver_test_7.sh: New file.
3184 * testsuite/Makefile.am (ver_test_7.so): New target.
3185 (ver_test_7.o): New target.
3186 (check_SCRIPTS): Add ver_test_7.sh.
3187 (check_DATA): Add ver_test_7.syms.
3188 (ver_test_7.syms): New target.
3189
2fd32231
ILT		 31902008-03-28 Ian Lance Taylor <iant@google.com>
3191
3192 * layout.cc (Layout::layout): If we see an input section with a
3193 name that needs sorting, set the must_sort flag for the output
3194 section.
3195 (Layout::make_output_section): If the name of the output section
3196 indicates that it might require sorting, set the may_sort flag.
3197 * output.h (Output_section::may_sort_attached_input_sections): New
3198 function.
3199 (Output_section::set_may_sort_attached_input_sections): New
3200 function.
3201 (Output_section::must_sort_attached_input_sections): New
3202 function.
3203 (Output_section::set_must_sort_attached_input_sections): New
3204 function.
3205 (class Output_section): Declare Input_section_sort_entry. Define
3206 Input_section_sort_compare. Declare
3207 sort_attached_input_sections. Add new fields:
3208 may_sort_attached_input_sections_,
3209 must_sort_attached_input_sections_,
3210 attached_input_sections_are_sorted_.
3211 * output.cc (Output_section::Output_section): Initialize new
3212 fields.
3213 (Output_section::add_input_section): Add an entry to
3214 input_sections_ if may_sort or must_sort are true.
3215 (Output_section::set_final_data_size): Call
3216 sort_attached_input_sections if necessary.
3217 (Output_section::Input_section_sort_entry): Define new class.
3218 (Output_section::Input_section_sort_compare::operator()): New
3219 function.
3220 (Output_section::sort_attached_input_sections): New function.
3221 * configure.ac: Check whether the compiler supports constructor
3222 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3223 * testsuite/initpri1.c: New file.
3224 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3225 CONSTRUCTOR_PRIORITY.
3226 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3227 (initpri1_LDFLAGS): New variable.
3228 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3229
18e6b24e
ILT		 32302008-03-27 Ian Lance Taylor <iant@google.com>
3231
49bdd526
ILT		 3232 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3233 * testsuite/common_test_1.c: New file.
3234 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3235 (common_test_1_SOURCES): New variable.
3236 (common_test_1_DEPENDENCIES): New variable.
3237 (common_test_1_LDFLAGS): New variable.
3238
18e6b24e
ILT		 3239 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3240 and commons_ correctly when NAME/VERSION does not override
3241 NAME/NULL.
3242 * testsuite/ver_test_6.c: New file.
3243 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3244 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3245 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3246
04bf7072
ILT		 32472008-03-26 Ian Lance Taylor <iant@google.com>
3248
5871526f
ILT		 3249 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3250 of an undefined symbol from a version script.
3251 * testsuite/Makefile.am (ver_test_5.so): New target.
3252 (ver_test_5.o): New target.
3253 (check_SCRIPTS): Add ver_test_5.sh.
3254 (check_DATA): Add ver_test_5.syms.
3255 (ver_test_5.syms): New target.
3256 * testsuite/ver_test_5.cc: New file.
3257 * testsuite/ver_test_5.script: New file.
3258 * testsuite/ver_test_5.sh: New file.
3259 * Makefile.in, testsuite/Makefile.in: Rebuild.
3260
04bf7072
ILT		 3261 PR gold/5986
3262 Fix problems building gold with gcc 4.3.0.
3263 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3264 (gold_error_at_location, gold_warning_at_location): Use it.
3265 * configure.ac: Check whether we can compile and use a template
3266 function with a printf attribute.
3267 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3268 when jumping over bytes.
3269 * object.cc: Instantiate Object::read_section_data.
3270 * debug.h: Include <cstring>
3271 * dwarf_reader.cc: Include <algorithm>
3272 * main.cc: Include <cstring>.
3273 * options.cc: Include <cstring>.
3274 * output.cc: Include <cstring>.
3275 * script.cc: Include <cstring>.
3276 * script.h: Include <string>.
3277 * symtab.cc: Include <cstring> and <algorithm>.
3278 * target-select.cc: Include <cstring>.
3279 * version.cc: Include <string>.
3280 * testsuite/testmain.cc: Include <cstdlib>.
3281 * configure, config.in: Rebuild.
3282
874c5b28
ILT		 32832008-03-25 Ian Lance Taylor <iant@google.com>
3284
819d6c3a
ILT		 3285 * options.cc: Include "../bfd/bfdver.h".
3286 (options::help): Print bug reporting address.
3287
f4b2c6f5
ILT		 3288 * version.cc (print_version): Adjust output for current value of
3289 BFD_VERSION_STRING.
3290
3291 * NEWS: New file.
3292
e96caa79
ILT		 3293 * options.cc (options::help): Print list of supported targets.
3294 * target-select.h: Include <vector>.
3295 (class Target_selector): Make machine_, size_, and is_big_endian_
3296 fields const. Add bfd_name_ and instantiated_target_ fields.
3297 (Target_selector::Target_selector): Add bfd_name parameter.
3298 (Target_selector::recognize): Make non-virtual, call
3299 do_recognize.
3300 (Target_selector::recognize_by_name): Make non-virtual, call
3301 do_recognize_by_name.
3302 (Target_selector::supported_names): New function.
3303 (Target_selector::bfd_name): New function.
3304 (Target_selector::do_instantiate_target): New pure virtual
3305 function.
3306 (Target_selector::do_recognize): New virtual function.
3307 (Target_selector::do_recognize_by_name): New virtual function.
3308 (Target_selector::instantiate_target): New private function.
3309 (supported_target_names): Declare.
3310 * target-select.cc (Target_selector::Target_selector): Update for
3311 new parameter and fields.
3312 (select_target_by_name): Check that the name matches before
3313 calling recognize_by_name.
3314 (supported_target_names): New function.
3315 * i386.cc (class Target_selector_i386): Update Target_selector
3316 constructor call. Remove recognize and recognize_by_name. Add
3317 do_instantiate_target.
3318 * x86_64.cc (class Target_selector_x86_64): Likewise.
3319 * testsuite/testfile.cc (class Target_selector_test): Update for
3320 changes to Target_selector.
3321
874c5b28
ILT		 3322 * README: Rewrite, with some notes on unsupported features.
3323
0a65a3a7
CC		 33242008-03-24 Cary Coutant <ccoutant@google.com>
3325
3326 * i386.cc (Target_i386::Got_type): New enum declaration.
3327 (Target_i386::Scan::local): Updated callers of Output_data_got
3328 member functions.
3329 (Target_i386::Scan::global): Likewise.
3330 (Target_i386::Relocate::relocate): Likewise.
3331 (Target_i386::Relocate::relocate_tls): Likewise.
3332 * object.h (Got_offset_list): New class.
3333 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3334 (Sized_relobj::local_got_offset): Likewise.
3335 (Sized_relobj::set_local_got_offset): Likewise.
3336 (Sized_relobj::local_has_tls_got_offset): Removed.
3337 (Sized_relobj::local_tls_got_offset): Removed.
3338 (Sized_relobj::set_local_tls_got_offset): Removed.
3339 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3340 * output.cc (Output_data_got::add_global): Added got_type parameter.
3341 (Output_data_got::add_global_with_rel): Likewise.
3342 (Output_data_got::add_global_with_rela): Likewise.
3343 (Output_data_got::add_global_pair_with_rel): New function.
3344 (Output_data_got::add_global_pair_with_rela): New function.
3345 (Output_data_got::add_local): Added got_type parameter.
3346 (Output_data_got::add_local_with_rel): Likewise.
3347 (Output_data_got::add_local_with_rela): Likewise.
3348 (Output_data_got::add_local_pair_with_rel): New function.
3349 (Output_data_got::add_local_pair_with_rela): New function.
3350 (Output_data_got::add_global_tls): Removed.
3351 (Output_data_got::add_global_tls_with_rel): Removed.
3352 (Output_data_got::add_global_tls_with_rela): Removed.
3353 (Output_data_got::add_local_tls): Removed.
3354 (Output_data_got::add_local_tls_with_rel): Removed.
3355 (Output_data_got::add_local_tls_with_rela): Removed.
3356 * output.h (Output_data_got::add_global): Added got_type parameter.
3357 (Output_data_got::add_global_with_rel): Likewise.
3358 (Output_data_got::add_global_with_rela): Likewise.
3359 (Output_data_got::add_global_pair_with_rel): New function.
3360 (Output_data_got::add_global_pair_with_rela): New function.
3361 (Output_data_got::add_local): Added got_type parameter.
3362 (Output_data_got::add_local_with_rel): Likewise.
3363 (Output_data_got::add_local_with_rela): Likewise.
3364 (Output_data_got::add_local_pair_with_rel): New function.
3365 (Output_data_got::add_local_pair_with_rela): New function.
3366 (Output_data_got::add_global_tls): Removed.
3367 (Output_data_got::add_global_tls_with_rel): Removed.
3368 (Output_data_got::add_global_tls_with_rela): Removed.
3369 (Output_data_got::add_local_tls): Removed.
3370 (Output_data_got::add_local_tls_with_rel): Removed.
3371 (Output_data_got::add_local_tls_with_rela): Removed.
3372 * resolve.cc (Symbol::override_base_with_special): Removed
3373 reference to has_got_offset_ field.
3374 * symtab.cc (Symbol::init_fields): Replaced initialization
3375 of got_offset_ with got_offsets_. Removed initialization
3376 of has_got_offset_
53fcba31 3377 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3378 (Symbol::got_offset): Likewise.
3379 (Symbol::set_got_offset): Likewise.
3380 (Symbol::has_tls_got_offset): Removed.
3381 (Symbol::tls_got_offset): Removed.
3382 (Symbol::set_tls_got_offset): Removed.
3383 (Symbol::got_offset_): Removed.
3384 (Symbol::tls_mod_got_offset_): Removed.
3385 (Symbol::tls_pair_got_offset_): Removed.
3386 (Symbol::got_offsets_): New field.
3387 (Symbol::has_got_offset): Removed.
3388 (Symbol::has_tls_mod_got_offset): Removed.
3389 (Symbol::has_tls_pair_got_offset): Removed.
3390 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3391 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3392 member functions.
3393 (Target_x86_64::Scan::global): Likewise.
3394 (Target_x86_64::Relocate::relocate): Likewise.
3395 (Target_x86_64::Relocate::relocate_tls): Likewise.
3396
bd52eafb
BE		 33972008-03-25 Ben Elliston <bje@au.ibm.com>
3398
3399 * yyscript.y: Fix spelling error in comment.
3400
8b105e34
ILT		 34012008-03-24 Ian Lance Taylor <iant@google.com>
3402
8ed814a9
ILT		 3403 * options.h (class General_options): Define build_id option.
3404 * layout.h (class Layout): Declare write_build_id, create_note,
3405 create_build_id. Add build_id_note_ member.
3406 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3407 "libiberty.h", "md5.h", "sha1.h".
3408 (Layout::Layout): Initialize eh_frame_data_,
3409 eh_frame_hdr_section_, and build_id_note_.
3410 (Layout::finalize): Call create_build_id.
3411 (Layout::create_note): New function, broken out of
3412 Layout::create_gold_note.
3413 (Layout::create_gold_note): Call create_note.
3414 (Layout::create_build_id): New function.
3415 (Layout::write_build_id): New function.
3416 (Close_task_runner::run): Call write_build_id.
3417
8b105e34
ILT		 3418 * x86_64.cc: Correct license to GPLv3.
3419
086a1841
ILT		 34202008-03-23 Ian Lance Taylor <iant@google.com>
3421
3422 * options.cc: Include "demangle.h".
3423 (parse_optional_string): New function.
3424 (parse_long_option): Handle takes_optional_argument.
3425 (parse_short_option): Update dash_z initializer. Handle
3426 takes_optional_argument.
3427 (General_options::General_options): Initialize do_demangle_.
3428 (General_options::finalize): Set do_demangle_. Handle demangling
3429 style.
3430 * options.h (parse_optional_string): Declare.
3431 (struct One_option): Add optional_arg field. Update constructor.
3432 Update call constructor calls. Add takes_optional_argument
3433 function.
3434 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3435 (DEFINE_optional_string): Define.
3436 (General_options::demangle): Change from DEFINE_bool to
3437 DEFINE_optional_string.
3438 (General_options::no_demangle): New function.
3439 (General_options::do_demangle): New function.
3440 (General_options::set_do_demangle): New function.
3441 (General_options::execstack_status_): Move definition to end of
3442 class definition.
3443 (General_options::static_): Likewise.
3444 (General_options::do_demangle_): New field.
3445 * object.cc (big_endian>::get_symbol_location_info): Call
3446 Options::do_demangle, not Options::demangle.
3447 * symtab.cc (demangle): Likewise.
3448
cbb93e63
ILT		 34492008-03-22 Ian Lance Taylor <iant@google.com>
3450
3451 * gold.h: Include <cstddef> and <sys/types.h>
3452 * options.h: Include <cstring>.
3453
ec531623
ILT		 34542008-03-21 Ian Lance Taylor <iant@google.com>
3455
3456 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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