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PR 10133
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
f7c8a183
ILT		 12009-06-23 Ian Lance Taylor <iant@google.com>
2
3 PR 10133
4 * stringpool.h (class Stringpool_template): Add optimize_ field.
5 (Stringpool_template::set_optimize): New function.
6 * stringpool.cc (Stringpool_template::Stringpool_template):
7 Initialize optimize_ field.
8 (Stringpool_template::set_string_offsets): Test local optimize
9 fild rather than parameter.
10 * layout.cc (Layout::Layout): Call set_optimize on the section
11 name stringpool.
12
e6a307ba
ILT		 132009-06-22 Ian Lance Taylor <iant@google.com>
14
15 PR 10030
16 * yyscript.y: Parse TARGET.
17 * script.cc (script_set_target): New function.
18 * script-c.h (script_set_target): Declare.
19 * options.cc (General_options::string_to_object_format): Rename
20 from string_to_object_format in anonymous namespace. Change
21 callers.
22 * options.h (class General_options): Declare
23 string_to_object_format.
24
3ee173de
ILT		 252009-06-22 Ian Lance Taylor <iant@google.com>
26
27 * script-sections.cc (Script_sections::create_segments): Don't put
28 program headers in a PT_LOAD segment if -n or -N.
29
302009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 31
32 PR 10141
33 * options.h (class General_options): Add -z lazy and -z now. Sort
34 -z options into alphabetical order.
35 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
36
cd6739a1 372009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 38
39 * layout.cc (Layout::make_output_section): Call
40 Target::new_output_section.
41 (Layout::attach_allocated_section_to_segment): Put large section
42 sections in a separate load segment with the large segment flag
43 set.
44 (Layout::segment_precedes): Sort large data segments after other
45 load segments.
46 (align_file_offset): New static function.
47 (Layout::set_segment_offsets): Use align_file_offset.
48 * output.h (class Output_section): Add is_small_section_ and
49 is_large_section_ fields.
50 (Output_section::is_small_section): New function.
51 (Output_section::set_is_small_section): New function.
52 (Output_section::is_large_section): New function.
53 (Output_section::set_is_large_section): New function.
54 (Output_section::is_large_data_section): New function.
55 (class Output_segment): Add is_large_data_segment_ field.
56 (Output_segment::is_large_data_segment): New function.
57 (Output_segment::set_is_large_data_segment): New function.
58 * output.cc (Output_section::Output_section): Initialize new
59 fields.
60 (Output_segment::Output_segment): Likewise.
61 (Output_segment::add_output_section): Add assertion that large
62 data sections always go in large data segments. Force small data
63 sections to the end of the list of data sections. Force small BSS
64 sections to the start of the list of BSS sections. For large BSS
65 sections to the end of the list of BSS sections.
66 * symtab.h (class Symbol): Declare is_common_shndx.
67 (Symbol::is_defined): Check Symbol::is_common_shndx.
68 (Symbol::is_common): Likewise.
69 (class Symbol_table): Define enum Commons_section_type. Update
70 declarations. Add small_commons_ and large_commons_ fields.
71 * symtab.cc (Symbol::is_common_shndx): New function.
72 (Symbol_table::Symbol_table): Initialize new fields.
73 (Symbol_table::add_from_object): Put small and large common
74 symbols in the right list.
75 (Symbol_table::sized_finalized_symbol): Check
76 Symbol::is_common_shndx.
77 (Symbol_table::sized_write_globals): Likewise.
78 * common.cc (Symbol_table::do_allocate_commons): Allocate new
79 common symbol lists. Don't call do_allocate_commons_list if the
80 list is empty.
81 (Symbol_table::do_allocate_commons_list): Remove is_tls
82 parameter. Add comons_section_type parameter. Change all
83 callers. Handle small and large common symbols.
84 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
85 Symbol::is_common_shndx.
86 * resolve.cc (symbol_to_bits): Likewise.
87 * target.h (Target::small_common_shndx): New function.
88 (Target::small_common_section_flags): New function.
89 (Target::large_common_shndx): New function.
90 (Target::large_common_section_flags): New function.
91 (Target::new_output_section): New function.
92 (Target::Target_info): Add small_common_shndx, large_common_shndx,
93 small_common_section_flags, and large_common_section_flags
94 fields.
95 (Target::do_new_output_section): New virtual function.
96 * arm.cc (Target_arm::arm_info): Initialize new fields.
97 * i386.cc (Target_i386::i386_info): Likewise.
98 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
99 Likewise.
100 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
101 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
102 (Target_x86_64::do_new_output_section): New function.
103 * configure.ac: Define conditional MCMODEL_MEDIUM.
104 * testsuite/Makefile.am (check_PROGRAMS): Add large.
105 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
106 (large_LDFLAGS): Define.
107 * testsuite/large.c: New file.
108 * testsuite/testfile.cc (Target_test::test_target_info):
109 Initialize new fields.
110 * configure, testsuite/Makefile.in: Rebuild.
111
bb04269c
DK		 1122009-06-05 Doug Kwan <dougkwan@google.com>
113
114 * Makefile.am (CCFILES): Add target.cc.
115 * Makefile.in: Regenerate.
116 * i386.cc (class Target_i386): Define new virtual method to
117 override do_is_local_label_name in parent.
118 * object.cc (Sized_relobj::do_count_local_symbols): Discard
119 local symbols if --discard-locals or -X is given.
120 * options.h (class General_options): Declare new options
121 '--discard-locals' and '-X' for discarding locals.
122 * target.h (class Target): Define new methods is_local_label_name.
123 Declare new virtual method do_is_local_label_name.
124 * target.cc: New file.
125 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
126 (check_SCRIPTS): Add discard_locals_test.sh.
127 (check_DATA): Add discard_local_tests.syms.
128 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
129 (discard_local_tests.syms, discard_locals_test.o): New make rules.
130 * testsuite/Makefile.in: Regenerate.
131 * testsuite/discard_locals_test.c: New file.
132 * testsuite/discard_locals_test.sh: Same.
133
805bb01c
DK		 1342009-06-05 Doug Kwan <dougkwan@google.com>
135
136 * object.cc (Sized_relobj::Sized_relobj): Initialize
137 discarded_eh_frame_shndx_ to -1U.
138 (Sized_relobj::do_layout): Record index of a discard .eh_frame
139 section.
140 (Sized_relobj::do_count_local_symbols): Skip local symbols in
141 a discarded .eh_frame section.
142 (Sized_relobj::do_finalize_local_symbols): Ditto.
143 * object.h (class Sized_relobj): Declare new member
144 discarded_eh_frame_shndx_.
145 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
146 (local_labels_test.o, local_labels_test): New rules.
147 * testsuite/Makefile.in: Regenerate.
148
1dcd334d
DK		 1492009-06-04 Doug Kwan <dougkwan@google.com>
150
151 * layout.cc (Layout::section_name_mapping): Add mapping for
152 special ARM sections.
153
96d49306
DK		 1542009-06-03 Doug Kwan <dougkwan@google.com>
155
156 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
157 (utils::has_overflow): Same.
158
dff16297
ILT		 1592009-06-03 Ian Lance Taylor <iant@google.com>
160
161 * layout.cc (Layout::section_name_mapping): New array, replacing
162 Layout::linkonce_mapping.
163 (Layout::section_name_mapping_count): New variable, replacing
164 Layout::linkonce_mapping_count.
165 (Layout::linkonce_output_name): Remove.
166 (Layout::output_section_name): Rewrite.
167 * layout.h (class Layout): Rename Linkonce_mapping to
168 Section_name_mapping, linkonce_mapping to section_name_mapping,
169 linkonce_mapping_count to section_name_mapping_count. Don't
170 declare linkonce_output_name.
171
c121c671
DK		 1722009-06-03 Doug Kwan <dougkwan@google.com>
173
174 * gold/arm.cc (namespace utils): New.
175 (Target_arm::reloc_is_non_pic): Define new method.
176 (class Arm_relocate_functions): New.
177 (Target_arm::Relocate::relocate): Handle relocation types used by
178 Android.
179
07800fab
ILT		 1802009-06-03 Ian Lance Taylor <iant@google.com>
181
182 * arm.cc (Target_arm::scan::global): Use || instead of |.
183
c121c671
DK		 1842009-06-02 Doug Kwan <dougkwan@google.com>
185
186 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
187 issued_non_pic_error_.
188 (class Target_arm::Scan): Declare new method check_non_pic.
189 Define new method symbol_needs_plt_entry.
190 Declare new data member issued_non_pic_error_.
191 (class Target_arm::Relocate): Declare new method
192 should_apply_static_reloc.
193 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
194 (Target_arm::Scan::check_non_pic): Define new method.
195 (Target_arm::Scan::local): Handle a small subset of reloc types used
196 by Android.
197 (Target_arm::Scan::local): Same.
198 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
199
b19b0c6d
ILT		 2002009-05-31 Mikolaj Zalewski <mikolajz@google.com>
201
202 * incremental.cc (Incremental_inputs::report_command_line): Filter
203 out --incremental-* options.
204
94cdfcff
DK		 2052009-05-29 Doug Kwan <dougkwan@google.com>
206
207 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
208 template class.
209 (class Target_arm): Update comment.
210 (Target_arm::Target_arm): Initialize new data members GOT_,
211 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
212 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
213 and Target_arm::rel_dyn_section.
214 Declare new_enum Target_arm::Got_type.
215 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
216 and DYNBSS_.
217 Update commments for member do_dynsym_value.
218 (Target_arm::got_size, Target_arm::plt_section,
219 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
220 new methods inside class defintion.
221 (Target_arm::got_section): Define new method.
222 (Target_arm::rel_dyn_section): Same.
223 (Output_data_plt_arm): New template class.
224 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
225 (Output_data_plt_arm:do_adjust_output_section): Define new method.
226 (Output_data_plt_arm::add_entry): Same.
227 (Output_data_plt_arm::first_plt_entry): Define new
228 static data member for PLT instruction template.
229 (Output_data_plt_arm::plt_entry): Same.
230 (Output_data_plt_arm::do_write): Define new method.
231 (Target_arm::make_plt_entry): Same.
232 (Target_arm::do_finalize_sections): Same.
233 (Target_arm::do_dynsym_value): Same.
234
4a657b0d
DK		 2352009-05-28 Doug Kwan <dougkwan@google.com>
236
237 * Makefile.am (TARGETSOURCES): Add arm.cc.
238 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
239 * Makefile.in: Regenerate.
240 * arm.cc: New file.
241 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
242
e7ae8c36
DK		 2432009-05-26 Doug Kwan <dougkwan@google.com>
244
245 * options.cc (General_options::parse_exclude_libs). Fix a comment.
246 (General_options::check_excluded_libs): Strip off directories in
247 archive name before matching like GNU ld does.
248 * testsuite/Makefile.am (MOSTLYCLEANFILES,
249 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
250 (exclude_libs_test_LDFLAGS): Add linker option
251 -Wl,--exclude-libs,libexclude_libs_test_3
252 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
253 an explicit archive without using -l.
254 (alt/libexclude_libs_test_3.a): New make rule.
255 * testsuite/Makefile.in: Regenerate.
256 * testsuite/exclude_libs_test.c : Declare lib3_default().
257 (main): Call it.
258 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
259 * exclude_libs_test_3.c: New file.
260
f12e7348
NC		 2612009-05-26 Nick Clifton <nickc@redhat.com>
262
263 * po/id.po: New Indonesian translation.
264 * po/gold.pot: Updated template file.
265
4daadc0d
ST		 2662009-05-22 Sriraman Tallam <tmsriram@google.com>
267
268 * testsuite/Makefile.am: Add -ffunction-sections to compile
269 gc_comdat_test files. Add -Wl,--gc-sections to build
270 gc_comdat_test.
271 * testsuite/Makefile.in: Regenerate.
272 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
273
531813ad
ST		 2742009-05-21 Sriraman Tallam <tmsriram@google.com>
275
276 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
277 kept comdat section was garbage collected.
278 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
279 * testsuite/Makefile.in: Regenerate.
280 * testsuite/gc_comdat_test.sh: New file.
281 * testsuite/gc_comdat_test_1.cc: New file.
282 * testsuite/gc_comdat_test_2.cc: New file.
283
65514900
CC		 2842009-05-19 Doug Kwan <dougkwan@google.com>
285
286 * archive.cc (Archive::Archive): Move constructor from archive.h
287 to here. Initialize no_export_.
288 (Archive::get_elf_object_for_member): Set no_export flag of object.
289 * archive.h (Archive::Archive): Move constructor body to
290 archive.cc.
291 (Archive::no_export): New method.
292 (Archive::no_export_): New field.
293 * object.h (Object::Object): Initialize no_export_ to false.
294 (Object::no_export, Object::set_no_export): New methods.
295 (Object::no_export_): New field.
296 * options.cc (General_options::parse_exclude_libs): New method.
297 (General_options::check_excluded_libs) Same.
298 * options.h (exclude_libs): New option.
299 (General_options::check_excluded_libs): New method declaration.
300 (General_options::excluded_libs_): New field.
301 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
302 default or protected visibility if an object has no-export flag set.
303 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
304 (check_SCRIPTS): Add exclude_libs_test.sh.
305 (check_DATA): Add exclude_libs_test.syms.
306 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
307 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
308 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
309 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
310 (exclude_libs_test.syms, libexclude_libs_test_1.a,
311 libexclude_libs_test_2.a): New rules.
312 * testsuite/Makefile.in: Regenerate.
313 * testsuite/exclude_libs_test.c: New file.
314 * testsuite/exclude_libs_test.sh: Ditto.
315 * testsuite/exclude_libs_test_1.c: Ditto.
316 * testsuite/exclude_libs_test_2.c: Ditto.
317
1b77ea50
ILT		 3182009-05-15 Ian Lance Taylor <iant@google.com>
319
320 * configure.ac: Check for declarations for cases where libiberty.h
321 checks HAVE_DECL_xxx.
322 * configure, config.in: Rebuild.
323
072fe7ce
ILT		 3242009-05-15 Mikolaj Zalewski <mikolajz@google.com>
325
326 * gold.h (Incremental_argument_list): Remove (invalid) forward
327 declaration.
328 * incremental.cc (Incremental_inputs::report_achive): New method.
329 (Incremental_inputs::report_object): New method.
330 (Incremental_inputs::report_script): New method.
331 (Incremental_inputs::finalize_inputs): New method.
332 (Incremental_inputs::finalize): Call finalize_inputs().
333 (Incremental_inputs::sized_create_incremental_inputs_section_data):
334 Create inputs entries.
335 * incremental.h (Incremental_input_type): New enum.
336 (Incremental_inputs::Incremental_input): Initialize new fields.
337 (Incremental_inputs::report_inputs): New method.
338 (Incremental_inputs::report_achive): New method.
339 (Incremental_inputs::report_object): New method.
340 (Incremental_inputs::report_script): New method.
341 (Incremental_inputs::finalize_inputs): New method.
342 (Incremental_inputs::Input_info): New struct.
343 (Incremental_inputs::Input_info_map): New typedef.
344 (Incremental_inputs::lock_): New field.
345 (Incremental_inputs::Inputs_): New field.
346 (Incremental_inputs::Inputs_map): New field.
347 * main.cc (main): Call Incremental_input::report_inputs.
348 * options.h (Input_argument_list): Typedef moved from
349 Input_arguments.
350 (Input_file_group::Files): Remove, use ::Input_argument_list.
351 (Input_file_group::Input_argument_list): Remove, use
352 ::Input_argument_list.
353 * plugin.cc (Plugin_manager::add_input_file): Add error in
354 incremental build.
355 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
356 functions.
357 * script.cc (read_input_script): Call
358 Incremental_input::report_script.
359 * script.h (Script_info): New class.
360
b0481b0b
ILT		 3612009-04-27 Ian Lance Taylor <iant@google.com>
362
363 * x86_64.cc (do_adjust_output_section): Set entsize to
364 plt_entry_size.
365
b22a5a41 3662009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 367
368 * output.cc (Output_file::close): After short writes, continue
369 writing from the correct offset in the buffer being written.
370
40fde488
CD		 3712009-04-23 Chris Demetriou <cgd@google.com>
372
373 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
374 * configure: Regenerate.
375 * config.in: Regenerate.
376 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
377 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
378
3ce2c28e
ILT		 3792009-04-21 Mikolaj Zalewski <mikolajz@google.com>
380
381 * incremental.cc (Incremental_inputs_header_data): Renamed from
382 Incremental_input_header_data.
383 (Incremental_inputs_header_data::data_size): New field.
384 (Incremental_inputs_header_data::put_input_file_count): Renamed
385 from input_file_count.
386 (Incremental_inputs_header_data::put_command_line_offset): Renamed
387 from command_line_offset.
388 (Incremental_inputs_header_data::put_reserved): Renamed from
389 put_reserved.
390 (Incremental_inputs_entry_data): Renamed from
391 Incremental_input_entry_data.
392 (Incremental_inputs_entry_data::data_size): New field.
393 (Incremental_inputs::report_command_line): New method.
394 (Incremental_inputs::finalize): New method.
395 (Incremental_inputs::create_incremental_inputs_data): New method.
396 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
397 * incremental.h: New file.
398 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
399 (Layout::finalize): Create incremental inputs section in
400 incremental builds.
401 (Layout::create_incremental_info_sections): New method.
402 * layout.h (Layout::incremental_inputs): New method.
403 (Layout::create_incremental_info_sections): New method.
404 (Layout::incremental_inputs_): New field.
405 * main.cc (main): Notify Incremental_input of the command line.
406
e55bde5e
ILT		 4072009-04-01 Ian Lance Taylor <iant@google.com>
408 Mikolaj Zalewski <mikolajz@google.com>
409
410 * gold.h (reserve_unordered_map): Define, three versions, one for
411 each version of Unordered_map.
412 * layout.cc (Layout::Layout): Remove options parameter. Add
413 number_of_input_files parameter. Don't initialize options_.
414 Initialize number_of_input_files_ and resized_signatures_. Move
415 sections_are_attached_.
416 (Layout::layout_group): Reserve space for group_signatures_.
417 (Layout::find_or_add_kept_section): Change name parameter to be a
418 reference. Resize signatures_ map when it gets large enough.
419 (Layout::layout_eh_frame): Use parameters->options() instead of
420 this->options_.
421 (Layout::make_output_section): Likewise.
422 (Layout::attach_allocated_section_to_segment): Likewise.
423 (Layout::finalize, Layout::create_executable_stack): Likewise.
424 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
425 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
426 * layout.h (class Layout): Update declarations. Remove options_
427 field. Add number_of_input_files_ and resized_signatures_
428 fields. Move sections_are_attached_ field.
429 * main.cc (main): Pass number of input files to Layout
430 constructor. Don't pass options.
431
154b857c
ILT		 4322009-03-30 Ian Lance Taylor <iant@google.com>
433
434 * ffsll.c (ffsll): Correct implementation.
435
2f35ab9b
ILT		 4362009-03-27 Ian Lance Taylor <iant@google.com>
437
fd03461a
ILT		 438 * ffsll.c: New file.
439 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
440 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
441 * ftruncate.c (ftruncate): Declare before definition.
442 * mremap.c (mremap): Likewise.
443 * pread.c (pread): Likewise.
444 * configure, Makefile.in, config.in: Rebuild.
445
2f35ab9b
ILT		 446 * mremap.c: New file.
447 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
448 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
449 (mremap): Declare if HAVE_MREMAP is not defined.
450 * configure, Makefile.in, config.in: Rebuild.
451
33aea2fd
CC		 4522009-03-27 Cary Coutant <ccoutant@google.com>
453
454 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
455 position independent.
456 * sparc.cc (Target_sparc::check_non_pic): Likewise.
457 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
458
6d479619
CC		 4592009-03-24 Cary Coutant <ccoutant@google.com>
460
461 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
462 an executable.
463 (needs_dynamic_reloc): Likewise.
464
afc06bb8
ILT		 4652009-03-24 Ian Lance Taylor <iant@google.com>
466
467 * yyscript.y (file_cmd): Recognize EXTERN.
468 (extern_name_list, extern_name_list_body): New nonterminals.
469 * script.cc (script_add_extern): Define.
470 * script-c.h (script_add_extern): Declare.
471
f6060a4d
ILT		 4722009-03-24 Rafael Avila de Espindola <espindola@google.com>
473
474 * object.cc (is_elf_object): Define.
475 * object.h (is_elf_object): Declare.
476 * archive.cc (Archive::get_elf_object_for_member): Call
477 is_elf_object.
33aea2fd 478 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 479
26736d8e
ILT		 4802009-03-24 Elliott Hughes <enh@google.com>
481
482 * output.cc (Output_file::map_anonymous): Define.
483 (Output_file::map): Use map_anonymous. If the regular mmap fails,
484 try an anonymous one. Report the size if the mmap fails.
485 * output.h (class Output_file): Declare map_anonymous.
486
22fd9730
ILT		 4872009-03-24 Ian Lance Taylor <iant@google.com>
488
489 * target-select.cc (instantiate_target): Don't acquire the lock if
490 the instantiated_target_ field has already been set.
491
cb010894
ILT		 4922009-03-23 Ian Lance Taylor <iant@google.com>
493
7f055c20
ILT		 494 * gold-threads.h (class Initialize_lock): Define.
495 * gold-threads.cc (class Initialize_lock_once): Define.
496 (initialize_lock_control): New static variable.
497 (initialize_lock_pointer): New static variable.
498 (initialize_lock_once): New static function.
499 (Initialize_lock::Initialize_lock): Define.
500 (Initialize_lock::initialize): Define.
501 * target-select.h: Include "gold-threads.h".
502 (class Target_selector): Add lock_ and initialize_lock_ fields.
503 Don't define instantiate_target, just declare it.
504 * target-select.cc (Target_selector::Target_selector): Initialize
505 new fields.
506 (Target_selector::instantiate_target): Define.
507 * descriptors.h: Include "gold-threads.h".
508 (class Descriptors): Add initialize_lock_ field.
509 * descriptors.cc (Descriptors::Descriptors): Initialize new
510 field.
511 (Descriptors::open): Use initialize_lock_ field
512 * errors.h (class Errors): Add initialize_lock_ field.
513 * errors.cc (Errors::Errors): Initialize new field.
514 (Errors::initialize_lock): Use initialize_lock_ field.
515 * powerpc.cc (class Target_selector_powerpc): Remove
516 instantiated_target_ field. In do_recognize call
517 instantiate_target rather than do_instantiate_target. In
518 do_instantiate_target just allocate a new target.
519 * sparc.cc (class Target_selector_sparc): Likewise.
520
36959681
ILT		 521 * freebsd.h: New file.
522 * i386.cc: Include "freebsd.h".
523 (Target_i386): Derive from Target_freebsd rather than
524 Sized_target.
525 (Target_selector_i386): Derive from Target_selector_freebsd rather
526 than Target_selector.
527 * x86_64.cc: Include "freebsd.h".
528 (Target_x86_64): Derive from Target_freebsd rather than
529 Sized_target.
530 (Target_selector_x86_64): Derive from Target_selector_freebsd
531 rather than Target_selector.
532 * target.h (class Target): Add adjust_elf_header and
533 do_adjust_elf_header.
534 * output.cc (Output_file_header:: do_sized_write): Call target
535 adjust_elf_header routine.
536 * configure.tgt: Set targ_osabi.
537 * configure.ac: Define GOLD_DEFAULT_OSABI.
538 * parameters.cc (Parameters::default_target): Pass
539 GOLD_DEFAULT_OSABI to select_target.
540 * target-select.h (class Target_selector): Make instantiate_target
541 protected rather than private.
542 * Makefile.am (HFILES): Add freebsd.h.
543 * configure, Makefile.in, config.in: Rebuild.
544
cb010894
ILT		 545 * merge.cc (do_add_input_section): Correct pend value. Change
546 message about last entry not being null terminated from error to
547 warning.
548
0e879927
ILT		 5492009-03-20 Mikolaj Zalewski <mikolajz@google.com>
550
551 * incremental.cc: New file.
552 * Makefile.am (CCFILES): Add incremental.cc.
553 * Makefile.in: Rebuild.
554
41105937
PP		 5552009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
556
557 * layout.cc (Layout::output_section_name): Preserve names
558 of '.note.' sections.
559
60439920
ILT		 5602009-03-19 Ian Lance Taylor <iant@google.com>
561
562 * descriptors.cc (Descriptors::open): Check that the options are
563 valid before using them.
564
0d371ad3
ILT		 5652009-03-18 Ian Lance Taylor <iant@google.com>
566
567 * script-sections.h: Include <list>.
568 (class Script_sections): Change Sections_elements from std::vector
569 to std::list. Typedef public Elements_iterator. Add
570 orphan_section_placement_, data_segment_align_start_, and
571 saw_data_segment_align_ fields. Remove data_segment_align_index_
572 field.
573 * script-sections.cc (class Orphan_section_placement): New class.
574 (class Sections_element): Add virtual functions is_relro and
575 orphan_section_init. Remove virtual function place_orphan_here.
576 (class Output_section_definition): Add is_relro and
577 orphan_section_init. Remove place_orphan_here.
578 (class Orphan_output_section): Likewise.
579 (Script_sections::Script_sections): Update for field changes.
580 (Script_sections::data_segment_align): Set saw_data_segment_align_
581 and data_segment_align_start_, not data_segment_align_index.
582 (Script_sections::data_segment_relro_end): Check
583 saw_data_segment_align_. Use data_segment_align_start_ rather
584 than data_segment_align_index_.
585 (Script_sections::place_orphan): Rewrite to use
586 Orphan_section_placement.
587
9201d894
ILT		 5882009-03-17 Ian Lance Taylor <iant@google.com>
589
9c5b8369
ILT		 590 * archive.cc (Archive::add_symbols): Check for a version attached
591 to the symbol name in the archive map.
592 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
593 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
594 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
595 (ver_test_11.a): New target.
596 * testsuite/Makefile.in: Rebuild.
597
9201d894
ILT		 598 * configure.ac: Check for chsize and posix_fallocate. Replace
599 ftruncate.
600 * ftruncate.c: New file, from gnulib.
601 * output.cc (posix_fallocate): Define dummy version if not
602 HAVE_POSIX_FALLOCATE.
603 (Output_file::map): Call posix_fallocate rather than lseek and
604 write.
605 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
606 * configure, Makefile.in, config.in: Rebuild.
607
ef4ab7a8
PP		 6082009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
609
610 * layout.h (Layout::create_note): Add section_name parameter.
611 * layout.cc (Layout::create_note): Likewise.
612 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
613
8c500701
ILT		 6142009-03-17 Ian Lance Taylor <iant@google.com>
615
e85b18e1
ILT		 616 * descriptors.cc: Include "options.h".
617 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
618 (Descriptors::open): Always use O_CLOEXEC when opening a new
619 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
620 then set FD_CLOEXEC.
621
9efe6174
ILT		 622 * sparc.cc (class Target_sparc): Add has_got_section.
623 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
624 make sure we have a GOT section.
625
626 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
627 (Target_sparc::Scan::local): Likewise.
628 (Target_sparc::Scan::global): Likewise.
629 (Target_sparc::Relocate::relocate): Likewise.
630 (Target_sparc::Relocate::relocate_tls): Likewise.
631
8c500701
ILT		 632 * symtab.cc (Symbol_table::define_default_version): New function,
633 broken out of add_from_object.
634 (Symbol_table::add_from_object): Call define_default_version.
635 (Symbol_table::define_special_symbol): Add resolve_oldsym
636 parameter. Change all callers. If the version for a symbol comes
637 from a version script, resolve it with the symbol with the same
638 name with no version. Also add the symbol without a version if
639 appropriate.
640 (do_define_in_output_data): If resolving with oldsym, don't delete
641 sym.
642 (do_define_in_output_segment): Likewise.
643 (do_define_as_constant): Likewise.
644 * symtab.h (class Symbol_table): Update declarations.
645
f1ed28fb
ILT		 6462009-03-13 Ian Lance Taylor <iant@google.com>
647
15f8229b
ILT		 648 * readsyms.cc (Read_symbols::incompatible_warning): New function.
649 (Read_symbols::requeue): New function.
650 (Read_symbols::do_read_symbols): If make_elf_object fails because
651 the target type is not configured, and the file was searched for,
652 issue a warning and retry with the next directory.
653 (Add_symbols::run): If the file has an incompatible format, and
654 it was searched for, requeue the Read_symbols task. On error,
655 release the object.
656 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
657 dirindex parameter to constructor. Change all callers. Declare
658 incompatible_warning and requeue.
659 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
660 input_argument_ and input_group_ fields. Add them to
661 constructor. Change all callers.
662 (class Read_script): Add dirindex_ field. Add it to constructor.
663 Change all callers.
664 * archive.cc (Archive::setup): Remove input_objects parameter.
665 Change all callers.
666 (Archive::get_file_and_offset): Likewise.
667 (Archive::read_all_symbols): Likewise.
668 (Archive::read_symbols): Likewise.
669 (Archive::get_elf_object_for_member): Remove input_objects
670 parameter. Add punconfigured parameter. Change all callers.
671 (Archive::add_symbols): Change return type to bool. Check return
672 value of include_member.
673 (Archive::include_all_members): Likewise.
674 (Archive::include_member): Change return type to bool. Return
675 false if first included object has incompatible target. Set
676 included_member_ field.
677 (Add_archive_symbols::run): If add_symbols returns false, requeue
678 Read_symbols task.
679 * archive.h (class Archive): Add included_member_ field.
680 Initialize it in constructor. Add input_file and searched_for
681 methods. Update declarations.
682 (class Add_archive_symbols): Add dirpath_, dirindex_, and
683 input_argument_ fields. Add them to constructor. Change all
684 callers.
685 * script.cc: Include "target-select.h".
686 (class Parser_closure): Add skip_on_incompatible_target_ and
687 found_incompatible_target_ fields. Add
688 skip_on_incompatible_target parameter to constructor. Change all
689 callers. Add methods skip_on_incompatible_target,
690 clear_skip_on_incompatible_target, found_incompatible_target, and
691 set_found_incompatible_target.
692 (read_input_script): Add dirindex parameter. Change all callers.
693 If parser finds an incompatible target, requeue Read_symbols
694 task.
695 (script_set_symbol): Clear skip_on_incompatible_target in
696 closure.
697 (script_add_assertion, script_parse_option): Likewise.
698 (script_start_sections, script_add_phdr): Likewise.
699 (script_check_output_format): New function.
700 * script.h (read_input_script): Update declaration.
701 * script-c.h (script_check_output_format): Declare.
702 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
703 (ignore_cmd): Remove OUTPUT_FORMAT.
704 * fileread.cc (Input_file::Input_file): Add explicit this.
705 (Input_file::will_search_for): New function.
706 (Input_file::open): Add pindex parameter. Change all callers.
707 * fileread.h (class Input_file): Add input_file_argument method.
708 Declare will_search_for. Update declarations.
709 * object.cc (make_elf_object): Add punconfigured parameter.
710 Change all callers.
711 * object.h (class Object): Make input_file public. Add
712 searched_for method.
713 (make_elf_object): Update declaration.
714 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
715 restart search.
716 * dirsearch.h (class Dirsearch): Update declaration.
717 * options.h (class General_options): Add --warn-search-mismatch.
718 * parameters.cc (Parameters::is_compatible_target): New function.
719 * parameters.h (class Parameters): Declare is_compatible_target.
720 * workqueue.cc (Workqueue::add_blocker): New function.
721 * workqueue.h (class Workqueue): Declare add_blocker.
722
f1ed28fb
ILT		 723 * fileread.cc (Input_file::open): Remove options parameter.
724 Change all callers.
725 (Input_file::open_binary): Likewise.
726 * script.cc (read_input_script): Likewise.
727 * readsyms.h (class Read_symbols): Remove options_ field. Remove
728 options parameter from constructor. Change all callers.
729 (class Read_script): Likewise.
730 * fileread.h (class Input_file): Update declarations.
731 * script.h (read_input_script): Update declaration.
732
34dd024a
NC		 7332009-03-10 Nick Clifton <nickc@redhat.com>
734
735 * po/es.po: New Spanish translation.
736
6d71b17c
CC		 7372009-03-06 Cary Coutant <ccoutant@google.com>
738
739 * options.cc (parse_short_option): Keep dash_z from registering itself.
740
031cdbed
ILT		 7412009-03-03 Ian Lance Taylor <iant@google.com>
742
743 PR 9918
744 * target-reloc.h (relocate_section): Pass output_section to
745 relocate.
746 * i386.cc (Target_i386::should_apply_static_reloc): Add
747 output_section parameter. Change all callers.
748 (Target_i386::Relocate::relocate): Add output_section parameter.
749 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
750 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
751 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
752 * testsuite/two_file_shared.sh: New script.
753 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
754 (check_DATA): Add two_file_shared.dbg.
755 (two_file_shared.dbg): New target.
756 * testsuite/Makefile.in: Rebuild.
757
15d5fa16
ILT		 7582009-03-01 Ian Lance Taylor <iant@google.com>
759
760 * configure.ac: Check for byteswap.h.
761 * configure: Rebuild.
762 * config.in: Rebuild.
763
8a4c0b0d
ILT		 7642009-03-01 Mikolaj Zalewski <mikolajz@google.com>
765
766 * layout.cc (Layout::find_or_add_kept_section): New function.
767 (Layout::add_comdat): Removed.
768 * layout.h (struct Kept_section): Move out of class Layout.
769 Remove trailing underscores from field names. Add group_sections
770 field. Rename group_ field to is_group. Change all uses.
771 (class Layout): Declare find_or_add_kept_section, not add_comdat.
772 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
773 comdat_groups_ field.
774 (Sized_relobj::include_section_group): Use
775 find_or_add_kept_section and Kept_section::group_sections.
776 (Sized_relobj::include_linkonce_section): Likewise.
777 * object.cc (class Sized_relobj): Don't define Comdat_group or
778 Comdat_group_table. Remove find_comdat_group and
779 add_comdat_group. Remove comdat_groups_ field.
780 * plugin.cc (include_comdat_group): Use
781 Layout::find_or_add_kept_section.
782
b4ecf66b
ILT		 7832009-02-28 Ian Lance Taylor <iant@google.com>
784
14359ca0
ILT		 785 * README: --gc-sections and map files are now supported. Document
786 some build requirements.
787
b4ecf66b
ILT		 788 PR 6992
789 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
790 relocatable link set the value of the section symbol to zero.
791 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
792 relocatable link don't include the section address in the local
793 symbol value.
794
0602e05a
ILT		 7952009-02-27 Ian Lance Taylor <iant@google.com>
796
fd9d194f
ILT		 797 PR 6811
798 * options.h (class Search_directory): Add is_system_directory.
799 (class General_options): Declare is_in_system_directory.
800 * options.cc (get_relative_sysroot): Make static.
801 (get_default_sysroot): Make static.
802 (General_optoins::is_in_system_directory): New function.
803 * fileread.cc (Input_file::is_in_system_directory): New function.
804 * fileread.h (class Input_file): Declare is_in_system_directory.
805 * object.h (class Object): Add is_in_system_directory.
806 (class Input_objects): Remove system_library_directory_ field.
807 * object.cc (Input_objects::add_object): Don't set
808 system_library_directory_.
809 (input_objects::found_in_system_library_directory): Remove.
810 * symtab.cc (Symbol_table::write_globals): Remove input_objects
811 parameter. Change all callers.
812 (Symbol_table::sized_write_globals): Likewise.
813 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
814 Call Object::is_in_system_directory.
815 * symtab.h (class Symbol_table): Update declarations.
816
61edd21f
ILT		 817 PR 5990
818 * descriptors.h (Open_descriptor): Add is_on_stack field.
819 * descriptors.cc (Descriptors::open): If the descriptor is on the
820 top of the stack, remove it. Initialize is_on_stack field.
821 (Descriptors::release): Only add pod to stack if it is not on the
822 stack already.
823 (Descriptors::close_some_descriptor): Clear stack_next and
824 is_on_stack fields.
825
e29e076a
ILT		 826 PR 7091
827 * output.cc (Output_section::find_starting_output_address): Rename
828 from starting_output_address; add PADDR parameter; change return
829 type.
830 * output.h (class Output_section): Declare
831 find_starting_output_address instead of starting_output_address.
832 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
833 section symbol for which we can't find a merge section.
834
0602e05a
ILT		 835 PR 9836
836 * symtab.cc (Symbol_table::add_from_object): If the visibility is
837 hidden or internal, force the symbol to be local.
838 * resolve.cc (Symbol::override_visibility): Define.
839 (Symbol::override_base): Use override_visibility.
840 (Symbol_table::resolve): Likewise.
841 (Symbol::override_base_with_special): Likewise.
842 (Symbol_table::override_with_special): If the visibility is hidden
843 or internal, force the symbol to be local.
844 * symtab.h (class Symbol): Add set_visibility and
845 override_visibility.
846 * testsuite/ver_test_1.sh: New file.
847 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
848 (check_DATA): Add ver_test_1.syms.
849 (ver_test_1.syms): New target.
850 * testsuite/Makefile.in: Rebuild.
851
401a9a73
CC		 8522009-02-25 Cary Coutant <ccoutant@google.com>
853
854 * layout.cc (Layout::choose_output_section): Don't rename sections
855 when using a linker script that has a SECTIONS clause.
856 * Makefile.in: Regenerate.
857
858 * testsuite/Makefile.am (script_test_5.sh): New test case.
859 * testsuite/Makefile.in: Regenerate.
860 * testsuite/script_test_5.cc: New file.
861 * testsuite/script_test_5.sh: New file.
862 * testsuite/script_test_5.t: New file.
863
f488e4b0
CC		 8642009-02-13 Rafael Avila de Espindola <espindola@google.com>
865
866 * archive.cc (Archive::include_member): Update calls to add_symbols.
867 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
868 the Layout argument.
869 * dynobj.h (do_add_symbols): Add the Layout argument.
870 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
871 Layout argument.
872 * object.h (Object::add_symbols): Add the Layout argument.
873 (Object::do_add_symbols): Add the Layout argument.
874 (Sized_relobj::do_add_symbols): Add the Layout argument.
875 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
876 Unify the two versions.
877 (Add_plugin_symbols): Remove.
878 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
879 (Sized_pluginobj::do_add_symbols): Unify the two versions.
880 (Add_plugin_symbols): Remove.
881 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
882 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
883 (Add_symbols::run): Make it work with Pulginobj.
884
89dd1680
ILT		 8852009-02-06 Ian Lance Taylor <iant@google.com>
886
887 * object.cc (Sized_relobj::do_layout): Make info message start
888 with lower case letter.
889
266d0a74
ILT		 8902009-02-06 Mikolaj Zalewski <mikolajz@google.com>
891
602b464e
ILT		 892 * binary.cc: Fix file comment.
893
266d0a74
ILT		 894 * options.h (enum Incremental_disposition): Define.
895 (class General_options): Add new options: --incremental,
896 --incremental_changed, --incremental_unchanged,
897 --incremental_unknown. Add incremental_disposition_ and
898 implicit_incremental_ fields.
899 (General_options::incremental_disposition): New function.
900 (class Position_dependent_options): Add incremental_disposition
901 option.
902 (Position_dependent_options::copy_from_options): Set incremental
903 dispositions.
904 * options.cc (General_options::parse_incremental_changed): New
905 function.
906 (General_options::parse_incremental_unchanged): New function.
907 (General_options::parse_incremental_unknown): New function.
908 (General_options::General_options): Initialize new fields
909 incremental_disposition_ and implicit_incremental_.
910 (General_options::finalize): Check for uasge of --incremental-*
911 without --incremental.
912
f073bbf7
CD		 9132009-02-06 Chris Demetriou <cgd@google.com>
914
915 * gold.h (gold_undefined_symbol): Change to take only a Symbol
916 pointer and to report location as the file name associated with
917 the symbol.
918 (gold_undefined_symbol_at_location): New function to replace the
919 old gold_undefined_symbol functionality.
920 * target-reloc.h (relocate_section): Update to use
921 gold_undefined_symbol_at_location.
922 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
923 Call gold_undefined_symbol function rather than gold_error.
924 * errors.h (Errors::undefined_symbol): Take location as a
925 string, rather than calculating it from a relocation.
926 * errors.cc (Errors::fatal): Print "fatal error:" before the
927 formatted message.
928 (Errors::error, Errors::error_at_location): Print "error: "
929 before the formatted message.
930 (Errors::undefined_symbol): Take location as a string, rather
931 than calculating it from a relocation.
932 (gold_undefined_symbol_at_location): New function akin to
933 old gold_undefined_symbol, calculates location from relocation.
934 (gold_undefined_symbol): Change to take only a Symbol pointer
935 and to report location as the file name associated with the symbol.
936 * testsuite/debug_msg.sh: Update for changed error messages.
937 * testsuite/undef_symbol.sh: Likewise.
938
8e94a90c
ILT		 9392009-02-04 Duncan Sands <baldrick@free.fr>
940
941 PR 9812
942 * reduced_debug_output.h
943 (Output_reduced_debug_abbrev_section::failed): Use format for
944 gold_warning.
945 (Output_reduced_debug_info_section::faild): Likewise.
946
88a0e15b
ILT		 9472009-01-31 Mikolaj Zalewski <mikolajz@google.com>
948
949 * script.cc (Lazy_demangler): New class.
950 (Version_script_info::get_symbol_version_helper): Demangle a
951 symbol only once.
952
5efc7cd2
CC		 9532009-01-29 Cary Coutant <ccoutant@google.com>
954
955 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
956 to __tls_get_addr.
957 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
958
e0ebcf42
ILT		 9592009-01-28 Ian Lance Taylor <iant@google.com>
960
5efc7cd2 961 * version.cc (version_string): Bump to 1.9.
75fe7426 962
e0ebcf42
ILT		 963 * gold.h: Include <cstring> and <stdint.h>.
964 * version.cc: Include <cstdio>.
965 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
966 warning.
967 * reduced_debug_output.cc (insert_into_vector): Rename from
968 Insert_into_vector; change all callers. Use Swap_unaligned to
969 avoid aliasing issue; remove union since it is unnecessary.
970
8e2813be 9712009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 972
973 * Makefile.am (CCFILES): Add gc.cc.
974 (HFILES): Add gc.h.
975 * Makefile.in: Regenerate.
976 * gold.cc (Gc_runner): New class.
977 (queue_initial_tasks): Call garbage collection related tasks
978 when corresponding options are invoked.
979 (queue_middle_gc_tasks): New function.
980 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
981 processed early before laying out sections during garbage collection.
982 * gold.h (queue_middle_gc_tasks): New function.
983 (is_prefix_of): Move from "layout.cc".
984 * i386.cc (Target_i386::gc_process_relocs): New function.
985 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
986 * main.cc (main): Create object of class "Garbage_collection".
987 * object.cc (Relobj::copy_symbols_data): New function.
988 (Relobj::is_section_name_included): New function.
989 (Sized_relobj::do_layout): Allow this function to be called twice
990 during garbage collection and defer layout of section during the
991 first call.
992 * object.h (Relobj::get_symbols_data): New function.
993 (Relobj::is_section_name_included): New function.
994 (Relobj::copy_symbols_data): New function.
995 (Relobj::set_symbols_data): New function.
996 (Relobj::get_relocs_data): New function.
997 (Relobj::set_relocs_data): New function.
998 (Relobj::is_output_section_offset_invalid): New pure virtual function.
999 (Relobj::gc_process_relocs): New function.
1000 (Relobj::do_gc_process_relocs): New pure virtual function.
1001 (Relobj::sd_): New data member.
1002 (Sized_relobj::is_output_section_offset_invalid): New function.
1003 (Sized_relobj::do_gc_process_relocs): New function.
1004 * options.h (General_options::gc_sections): Modify to not be a no-op.
1005 (General_options::print_gc_sections): New option.
1006 * plugin.cc (Plugin_finish::run): Remove function call to
1007 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1008 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1009 * reloc.cc (Read_relocs::run): Add task to process relocs and
1010 determine unreferenced sections when doing garbage collection.
1011 (Gc_process_relocs): New class.
1012 (Sized_relobj::do_gc_process_relocs): New function.
1013 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1014 sections that are garbage collected.
1015 * reloc.h (Gc_process_relocs): New class.
1016 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1017 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1018 symbols whose corresponding sections are garbage collected.
1019 (Symbol_table::Symbol_table): Add new parameter for the garbage
1020 collection object.
1021 (Symbol_table::gc_mark_undef_symbols): New function.
1022 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1023 (Symbol_table::gc_mark_dyn_syms): New function.
1024 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1025 as garbage.
1026 (Symbol_table::add_from_object): Likewise.
1027 (Symbol_table::add_from_relobj): When building shared objects, do not
1028 treat externally visible symbols as garbage.
1029 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1030 table information for static and relocatable links.
1031 * symtab.h (Symbol_table::set_gc): New function.
1032 (Symbol_table::gc): New function.
1033 (Symbol_table::gc_mark_undef_symbols): New function.
1034 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1035 (Symbol_table::gc_mark_dyn_syms): New function.
1036 (Symbol_table::gc_): New data member.
1037 * target.h (Sized_target::gc_process_relocs): New pure virtual
1038 function.
1039 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1040 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1041
3b293544
CF		 10422009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1043
1044 * options.h (General_options::gc_sections): Define as a no-op for now.
1045 (General_options::no_keep_memory): Ditto.
1046 (General_options::Bshareable): Define.
1047 * options.cc (General_options::finalize): Honor -Bshareable.
1048
83d22aa8
AS		 10492009-01-20 Andreas Schwab <schwab@suse.de>
1050
1051 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1052 read the value in the contents, since we don't use it. Use the
1053 template endianness when writing.
1054 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1055
cd536b21
AS		 10562009-01-19 Andreas Schwab <schwab@suse.de>
1057
1058 * configure.tgt (powerpc64-*): Fix targ_obj.
1059
99e9a495
ILT		 10602009-01-15 Ian Lance Taylor <iant@google.com>
1061
1062 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1063 local symbols when stripping all symbols.
1064
bbbfea06
CC		 10652009-01-14 Cary Coutant <ccoutant@google.com>
1066
99e9a495 1067 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 1068
0f7c0701
CC		 10692009-01-14 Cary Coutant <ccoutant@google.com>
1070
1071 * archive.cc (Archive::get_elf_object_for_member): Remove call
1072 to File_read::claim_for_plugin.
1073 * descriptors.cc (Descriptors::open): Remove reference to
1074 is_claimed.
1075 (Descriptors::claim_for_plugin): Remove.
1076 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1077 (Descriptors::is_claimed): Remove.
1078 (claim_descriptor_for_plugin): Remove.
1079 * fileread.cc (File_read::claim_for_plugin): Remove.
1080 * fileread.h (File_read::claim_for_plugin): Remove.
1081 (File_read::descriptor): Reopen descriptor if necessary.
1082 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1083 (Plugin_manager::all_symbols_read): Add task parameter. Change
1084 all callers.
1085 (Plugin_manager::get_input_file): New function.
1086 (Plugin_manager::release_input_file): New function.
1087 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1088 corresponding data member.
1089 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1090 and pass to base constructor. Change all callers.
1091 (get_input_file, release_input_file): New functions.
1092 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1093 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1094 (Plugin_manager::all_symbols_read): Add task parameter.
1095 (Plugin_manager::get_input_file): New function.
1096 (Plugin_manager::release_input_file): New function.
1097 (Plugin_manager::task_): New data member.
1098 (Pluginobj::Pluginobj): Add filesize parameter.
1099 (Pluginobj::filename): New function.
1100 (Pluginobj::descriptor): New function.
1101 (Pluginobj::filesize): New function.
1102 (Pluginobj::filesize_): New data member.
1103 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1104 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1105 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1106
1107 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1108 with archive libraries.
1109 * testsuite/Makefile.in: Regenerate.
1110 * testsuite/plugin_test.c (struct sym_info): New type.
1111 (get_input_file, release_input_file): New static variables.
1112 (onload): Capture new transfer vector entries.
1113 (claim_file_hook): Stop reading at end of file according to filesize.
1114 Factor out parsing of readelf output into separate function.
1115 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1116 APIs and get the source file name from the symbol table. Convert
1117 source file name to corresponding object file name. Print info
1118 message when adding new input files.
1119 (parse_readelf_line): New function.
1120 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1121 * testsuite/plugin_test_2.sh: Likewise.
1122 * testsuite/plugin_test_3.sh: Likewise.
1123 * testsuite/plugin_test_4.sh: New test case.
1124
62a6d109
ILT		 11252009-01-07 Ian Lance Taylor <iant@google.com>
1126
1127 * version.cc (version_string): Bump to 1.8.
1128
483620e8
CC		 11292008-12-23 Cary Coutant <ccoutant@google.com>
1130
1131 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1132 * plugin.cc (Plugin_manager::finish): Rename as
1133 layout_deferred_objects. Move cleanup to separate function.
1134 (Plugin_manager::cleanup): New function.
1135 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1136 separately.
1137 * plugin.h (Plugin_manager::finish): Rename as
1138 layout_deferred_objects.
1139 (Plugin_manager::cleanup): New function.
1140 (Plugin_manager::cleanup_done): New field.
1141
d66a9eb3
CC		 11422008-12-23 Cary Coutant <ccoutant@google.com>
1143
1144 * plugin.cc (is_visible_from_outside): New function.
1145 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1146 so we don't return "IR only" status for exported symbols or -r links.
1147
1148 * testsuite/Makefile.am (plugin_test_3): New test case.
1149 * testsuite/Makefile.in: Regenerate.
1150 * testsuite/plugin_test_3.sh: New file.
1151
5995b570
CC		 11522008-12-22 Cary Coutant <ccoutant@google.com>
1153
1154 * object.cc (Sized_relobj::layout_section): New function.
1155 (Sized_relobj::do_layout): Defer layout of input sections until after
1156 plugin has provided replacement files.
1157 (Sized_relobj::do_layout_deferred_sections): New function.
1158 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1159 (Relobj::layout_deferred_sections): New function.
1160 (Relobj::do_layout_deferred_sections): New function.
1161 (Sized_relobj::do_layout_deferred_sections): New function.
1162 (Sized_relobj::layout_section): New function.
1163 (Sized_relobj::Deferred_layout): New structure.
1164 (Sized_relobj::deferred_layout_): New field.
1165 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1166 Change all callers. Layout deferred sections.
1167 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1168 references.
1169 (Plugin_hook::run): Move code from do_plugin_hook inline.
1170 (Plugin_hook::do_plugin_hook): Remove.
1171 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1172 (Plugin_manager::finish): Renamed, was cleanup.
1173 (Plugin_manager::should_defer_layout): New function.
1174 (Plugin_manager::add_deferred_layout_object): New function.
1175 (Plugin_manager::Deferred_layout_list): New type.
1176 (Plugin_manager::deferred_layout_objects_): New field.
1177 (Plugin_hook::do_plugin_hook): Remove.
1178
ee769c88
ILT		 11792008-12-17 Ian Lance Taylor <iant@google.com>
1180
1181 * options.h (class General_options): Add --no case for
1182 --export-dynamic.
1183
abc8dcba
CC		 11842008-12-16 Cary Coutant <ccoutant@google.com>
1185
1186 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1187 vector.
1188 (Plugin_manager::claim_file): Create plugin object even if
1189 plugin did not call the add_symbols callback.
1190 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1191 asking for more symbols than were added.
1192 * testsuite/Makefile.am (plugin_test_1): Add test case with
1193 no global symbols.
1194 (empty.syms): New target.
1195 * testsuite/Makefile.in: Regenerate.
1196 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1197 message. Don't call add_symbols if no globals.
1198 (all_symbols_read_hook): Don't provide replacement for empty
1199 claimed file.
1200
b0074644
ILT		 12012008-12-12 Ian Lance Taylor <iant@google.com>
1202
68943102
ILT		 1203 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1204 r_type == 0 for a local symbol with r_sym == 0.
1205 (scan_relocatable_relocs): Pass r_sym to
1206 local_non_section_strategy.
1207 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1208 r_sym parameter.
1209
b0074644
ILT		 1210 * configure.ac: Update test for TLS descriptors: they are
1211 supported as of glibc 2.9.
1212 * configure: Rebuild.
1213
c2508178
ILT		 12142008-12-11 Ian Lance Taylor <iant@google.com>
1215
1216 PR 7091
1217 * target-reloc.h (Default_scan_relocatable_relocs): For each
1218 function, map r_type == 0 to RELOC_DISCARD.
1219
2756a258
CC		 12202008-12-10 Cary Coutant <ccoutant@google.com>
1221
1222 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1223 object to override a kept COMDAT group from a plugin object.
1224
bb6f53d3
ILT		 12252008-12-09 Ian Lance Taylor <iant@google.com>
1226
fbc558e1
ILT		 1227 PR 7088
1228 * yyscript.y (file_cmd): Handle INPUT.
1229
bb6f53d3
ILT		 1230 * testsuite/initpri1.c: Change all declarations to be full
1231 prototypes by adding void, to avoid compiler warnings.
1232
4674ecfc
CC		 12332008-12-05 Rafael Avila de Espindola <espindola@google.com>
1234
1235 * options.cc (General_options::parse_plugin_opt): New.
1236 (General_options::add_plugin): The argument now is just the filename.
1237 (General_options::add_plugin_option): New.
1238 * options.h (plugin_opt): New.
1239 (add_plugin): Change argument name.
1240 (add_plugin_option): New.
1241 * plugin.cc (Plugin::load): Don't parse the plugin option.
1242 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1243 (Plugin::add_option): New.
1244 (Plugin::args_): Change type.
1245 (Plugin::filename_): New.
1246 (Plugin_manager::add_plugin_option): New.
1247 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1248 * testsuite/Makefile.in: Regenerate.
1249
fd06b4aa
CC		 12502008-12-05 Cary Coutant <ccoutant@google.com>
1251
1252 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1253 Handle --strip-lto-sections option.
1254 * options.h (strip_lto_sections): New option.
1255
6c52134c
CC		 12562008-12-01 Cary Coutant <ccoutant@google.com>
1257
1258 * plugin.cc (ld_plugin_message): Change format parameter to const.
1259 Fix mismatch between new[] and delete.
1260
a45248e0
CC		 12612008-11-14 Cary Coutant <ccoutant@google.com>
1262
1263 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1264 instead of -1U.
1265
c82fbeee
CS		 12662008-11-05 Craig Silverstein <csilvers@google.com>
1267
1268 * options.cc (General_options::parse_dynamic_list): New function.
1269 * options.h (General_options): New flags dynamic_list,
1270 dynamic_list_data, dynamic_list_cpp_new, and
1271 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1272 (General_options::in_dynamic_list): New function.
1273 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1274 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1275 (Lex::can_continue_name): Likewise.
1276 (yylex): Likewise.
1277 (read_script_file): New parameter script_options.
1278 (read_dynamic_list): New function.
1279 (Script_options::define_dynamic_list): New function.
1280 (dynamic_list_keyword_parsecodes): New variable.
1281 (dynamic_list_keywords): New variable.
1282 * script.h (Script_options::define_dynamic_list): New function
1283 prototype.
1284 (read_dynamic_list): New function prototype.
1285 * symtab.cc (strprefix): New macro.
1286 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1287 dynamic_list_data, dynamic_list_cpp_new, and
1288 dynamic_list_cpp_typeinfo.
1289 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1290 (dynamic_list_expr): New rule.
1291 (dynamic_list_nodes): Likewise.
1292 (dynamic_list_node): Likewise.
1293 * testsuite/Makefile.am (dynamic_list): New test.
1294 * testsuite/Makefile.in: Regenerated.
1295 * testsuite/dynamic_list.t: New file.
1296 * testsuite/dynamic_list.sh: New file.
1297
e0bb29a5
CS		 12982008-11-05 Craig Silverstein <csilvers@google.com>
1299
1300 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1301 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1302 (t11_last): Likewise.
1303 * testsuite/ver_test_6.c (main): Likewise.
1304
4e1e25e0
CC		 13052008-10-07 Cary Coutant <ccoutant@google.com>
1306
1307 * options.c (General_options::finalize): Add check for -static and
1308 -shared.
1309 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1310 is not empty.
1311
92f03fcb
CC		 13122008-10-02 Cary Coutant <ccoutant@google.com>
1313
1314 * plugin.cc (make_sized_plugin_object): Fix conditional
1315 compilation to work when not all targets are enabled.
1316
fbd8a257
CC		 13172008-09-29 Cary Coutant <ccoutant@google.com>
1318
1319 * archive.cc (Archive::get_file_and_offset): Use filename instead
1320 of name to get library path.
1321 (Archive::include_member): Unlock external member of a thin archive.
1322
1323 * testsuite/Makefile.am (TEST_AR): New variable.
1324 (thin_archive_test_1): New test.
1325 (thin_archive_test_2): New test.
81636b3f
CC		 1326 * testsuite/Makefile.in: Regenerate.
1327 * testsuite/thin_archive_main.cc: New file.
1328 * testsuite/thin_archive_test_1.cc: New file.
1329 * testsuite/thin_archive_test_2.cc: New file.
1330 * testsuite/thin_archive_test_3.cc: New file.
1331 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 1332
eff45813
CC		 13332008-09-29 Cary Coutant <ccoutant@google.com>
1334
1335 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1336 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1337 instead of -1U.
1338 (Sized_relobj::do_finalize_local_symbols): Likewise.
1339 (Sized_relobj::map_to_kept_section): Likewise.
1340 * object.h (Sized_relobj::invalid_address): New constant.
1341 (Sized_relobj::do_output_section_offset): Check for invalid_address
1342 and return -1ULL.
1343 * output.cc (Output_reloc::local_section_offset): Use constant
1344 invalid_address instead of -1U.
1345 (Output_reloc::get_address): Likewise.
1346 (Output_section::output_address): Change -1U to -1ULL.
1347 * output.h (Output_reloc::invalid_address): New constant.
1348 * reloc.cc (Sized_relobj::write_sections): Use constant
1349 invalid_address instead of -1U.
1350 (Sized_relobj::relocate_sections): Likewise.
1351 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1352 values for merge sections.
1353 * target-reloc.h (relocate_for_relocatable): Use constant
1354 invalid_address instead of -1U.
1355
89fc3421
CC		 13562008-09-19 Cary Coutant <ccoutant@google.com>
1357
1358 Add plugin functionality for link-time optimization (LTO).
1359 * configure.ac (plugins): Add --enable-plugins option.
1360 * configure: Regenerate.
1361 * config.in: Regenerate.
1362 * Makefile.am (LIBDL): New variable.
1363 (CCFILES): Add plugin.cc.
1364 (HFILES): Add plugin.h.
1365 (ldadd_var): Add LIBDL.
1366 * Makefile.in: Regenerate.
1367
1368 * archive.cc: Include "plugin.h".
1369 (Archive::setup): Don't preread archive symbols when using a plugin.
1370 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1371 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1372 files.
1373 (Archive::include_member): Add symbols from plugin objects.
1374 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1375 * descriptors.cc (Descriptors::open): Check for file descriptors
1376 abandoned by plugins.
1377 (Descriptors::claim_for_plugin): New function.
1378 * descriptors.h (Descriptors::claim_for_plugin): New function.
1379 (Open_descriptor::is_claimed): New field.
1380 (claim_descriptor_for_plugin): New function.
1381 * fileread.cc (File_read::claim_for_plugin): New function.
1382 * fileread.h (File_read::claim_for_plugin): New function.
1383 (File_read::descriptor): New function.
1384 * gold.cc: Include "plugin.h".
1385 (queue_initial_tasks): Add task to call plugin hooks for generating
1386 new object files.
1387 * main.cc: Include "plugin.h".
1388 (main): Load plugin libraries.
1389 * object.h (Pluginobj): Declare.
1390 (Object::pluginobj): New function.
1391 (Object::do_pluginobj): New function.
1392 (Object::set_target): New function.
1393 * options.cc: Include "plugin.h".
1394 (General_options::parse_plugin): New function.
1395 (General_options::General_options): Initialize plugins_ field.
1396 (General_options::add_plugin): New function.
1397 * options.h (Plugin_manager): Declare.
1398 (General_options): Add --plugin option.
1399 (General_options::has_plugins): New function.
1400 (General_options::plugins): New function.
1401 (General_options::add_plugin): New function.
1402 (General_options::plugins_): New field.
1403 * plugin.cc: New file.
1404 * plugin.h: New file.
1405 * readsyms.cc: Include "plugin.h".
1406 (Read_symbols::do_read_symbols): Check for archive before checking
1407 for ELF file. Call plugin hooks to claim files.
1408 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1409 from a real object file; force override when processing replacement
1410 files.
1411 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1412 (Symbol::init_base_object): Likewise.
1413 (Symbol::init_base_output_data): Likewise.
1414 (Symbol::init_base_output_segment): Likewise.
1415 (Symbol::init_base_constant): Likewise.
1416 (Symbol::init_base_undefined): Likewise.
1417 (Symbol::output_section): Assert that object is not a plugin.
1418 (Symbol_table::add_from_pluginobj): New function.
1419 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1420 undefined.
1421 (Symbol_table::sized_write_globals): Likewise.
1422 (Symbol_table::add_from_pluginobj): Instantiate template.
1423 * symtab.h (Sized_pluginobj): Declare.
1424 (Symbol::in_real_elf): New function.
1425 (Symbol::set_in_real_elf): New function.
1426 (Symbol::in_real_elf_): New field.
1427 (Symbol_table::add_from_pluginobj): New function.
1428
1429 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1430 (LIBDL): New variable.
1431 (LDADD): Add LIBDL.
1432 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1433 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1434 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1435 (MOSTLYCLEANFILES): Likewise.
1436 * testsuite/Makefile.in: Regenerate.
1437 * testsuite/plugin_test.c: New file.
1438 * testsuite/plugin_test_1.sh: New file.
1439 * testsuite/plugin_test_2.sh: New file.
1440
de31bda5
ILT		 14412008-09-16 Ian Lance Taylor <iant@google.com>
1442
9c2d0ef9
ILT		 1443 * target-reloc.h (relocate_section): Check whether a symbol is
1444 defined by the ABI before reporting an undefined symbol error.
1445 * target.h (Target::is_defined_by_abi): Make parameter const.
1446 (Target::do_is_defined_by_abi): Likewise.
1447 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1448 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1449 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1450 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1451 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1452 * testsuite/Makefile.in: Rebuild.
1453
de31bda5
ILT		 1454 * fileread.cc (make_view): Add casts to avoid warning.
1455
9fa33bee
AO		 14562008-09-16 Alexandre Oliva <aoliva@redhat.com>
1457
1458 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1459 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1460
183fd0e3
AO		 14612008-09-16 Alexandre Oliva <aoliva@redhat.com>
1462
1463 * options.h (General_options::output_is_executable): New.
1464 (General_options::output_is_pie): New.
1465 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1466 for shared libraries.
1467 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1468
7be8330a
CD		 14692008-09-11 Chris Demetriou <cgd@google.com>
1470
1471 * options.h (origin): New -z option.
1472 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1473 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1474 in DT_FLAGS_1.
1475
a9caad02
CC		 14762008-09-05 Cary Coutant <ccoutant@google.com>
1477
1478 * fileread.cc (File_read::make_view): Add check for attempt to map
1479 beyond end of file.
1480
ae6dce4d
CC		 14812008-09-05 Cary Coutant <ccoutant@google.com>
1482
1483 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1484 explicit instantiations.
1485
d7ab2a47
KVH		 14862008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1487
1488 PR gold/6858
1489 * options.cc (General_options::finalize): Allow undefined symbols
1490 in shlibs if linking -shared.
1491
1492 PR gold/6859
1493 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1494 symbols as not needing a dynsym entry.
1495
1e52a9c1
CS		 14962008-08-20 Craig Silverstein <csilvers@google.com>
1497
1498 * fileread.cc (File_read::open): Do not lock the file unless it
1499 was successfully opened.
1500
d85c80a3
CC		 15012008-08-14 Cary Coutant <ccoutant@google.com>
1502
1503 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1504 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1505 * testsuite/tls_test.cc (struct int128): 128-bit struct
1506 for testing TLS relocs with non-zero addend.
1507 (v12): New TLS variable.
1508 (t12): New test.
1509 (t_last): Add check for v12.
1510 * testsuite/tls_test.h (t12): New function.
1511 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1512
2d924fd9
ILT		 15132008-08-13 Ian Lance Taylor <iant@google.com>
1514
1515 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1516 set tls_segment_ or relro_segment_.
1517 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1518 when appropriate.
1519 * output.h (Output_section::clear_is_relro): New function.
1520 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1521 sections specially even when output_data_ is empty.
1522 (Output_segment::maximum_alignment): When first section is relro,
1523 only force alignment for PT_LOAD segments.
1524 * script.cc (script_data_segment_align): New function.
1525 (script_data_segment_relro_end): New function.
1526 * script-c.h (script_data_segment_align): Declare.
1527 (script_data_segment_relro_end): Declare.
1528 * script-sections.h (class Script_sections): Declare
1529 data_segment_align and data_segment_relro_end. Add fields
1530 segment_align_index_ and saw_relro_end_.
1531 * script-sections.cc (class Sections_element): Add set_is_relro
1532 virtual function. Add new bool* parameter to place_orphan_here.
1533 Add get_output_section virtual function.
1534 (class Output_section_definition): Add set_is_relro. Add new
1535 bool* parameter to place_orphan_here. Add get_output_section.
1536 Add is_relro_ field.
1537 (Output_section_definition::Output_section_definition): Initialize
1538 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1539 and is_relro_ fields.
1540 (Output_section_definition::place_orphan_here): Add is_relro
1541 parameter.
1542 (Output_section_definition::set_section_addresses): Set relro for
1543 output section.
1544 (Output_section_definition::alternate_constraint): Likewise.
1545 (class Orphan_output_section): Add new bool* parameter to
1546 place_orphan_here. Add get_output_section.
1547 (Orphan_output_section::place_orphan_here): Add is_relro
1548 parameter.
1549 (Script_sections::Script_sections): Initialize
1550 data_segment_align_index_ and saw_relro_end_.
1551 (Script_sections::data_segment_align): New function.
1552 (Script_sections::data_segment_relro_end): New function.
1553 (Script_sections::place_orphan): Set or clear is_relro.
1554 (Script_sections::set_section_addresses): Force alignment of first
1555 TLS section.
1556 * yyscript.y (exp): Call script_data_segment_align and
1557 script_data_segment_relro_end.
1558 * testsuite/relro_script_test.t: New file.
1559 * testsuite/relro_test.cc (using_script): Declare.
1560 (t1, t2): Test using_script.
1561 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1562 (relro_script_test_SOURCES): Define.
1563 (relro_script_test_DEPENDENCIES): Define.
1564 (relro_script_test_LDFLAGS): Define.
1565 (relro_script_test_LDADD): Define.
1566 (relro_script_test.so): New target.
1567 * testsuite/Makefile.in: Rebuild.
1568
f827c9a9
CC		 15692008-08-06 Cary Coutant <ccoutant@google.com>
1570
1571 * archive.cc (Archive::total_archives, Archive::total_members)
1572 (Archive::total_members_loaded): New variables.
1573 (Archive::setup): Add parameter. Add option to preread
1574 archive symbols.
1575 (Archive::read_armap): Add counter.
1576 (Archive::get_file_and_offset): New function.
1577 (Archive::get_elf_object_for_member): New function.
1578 (Archive::read_all_symbols): New function.
1579 (Archive::read_symbols): New function.
1580 (Archive::add_symbols): Add counters.
1581 (Archive::include_all_members): Use armap to find members if it's
1582 already built.
1583 (Archive::include_member): Skip reading symbols if already read.
1584 Factored code into Archive::get_file_and_offset and
1585 Archive::get_elf_object_for_member. Changed call to
1586 Mapfile::report_include_archive_member.
1587 (Archive::print_stats): New function.
1588 * archive.h: Declare Object and Read_symbols_data classes.
1589 (Archive::Archive): Add initializers for new members.
1590 (Archive::setup): Add parameter.
1591 (Archive::print_stats): New function.
1592 (Archive::total_archives, Archive::total_members)
1593 (Archive::total_members_loaded): New variables.
1594 (Archive::get_file_and_offset): New function.
1595 (Archive::get_elf_object_for_member): New function.
1596 (Archive::read_all_symbols): New function.
1597 (Archive::read_symbols): New function.
1598 (Archive::Archive_member): New class.
1599 (Archive::members_): New member.
1600 (Archive::num_members_): New member.
1601 * main.cc: Include archive.h.
1602 (main): Call Archive::print_stats.
1603 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1604 archive parameter; member_name is now the fully-decorated name.
1605 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1606 * options.h: (General_options): Add --preread-archive-symbols option.
1607 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1608 Archive::setup.
1609
de4c45bd
ILT		 16102008-08-04 Ian Lance Taylor <iant@google.com>
1611
1612 * symtab.h (Symbol::use_plt_offset): New function.
1613 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1614 * powerpc.cc (Relocate::relocate): Likewise.
1615 * sparc.cc (Relocate::relocate): Likewise.
1616 * x86_64.cc (Relocate::relocate): Likewise.
1617 * testsuite/weak_plt.sh: New test.
1618 * testsuite/weak_plt_main.cc: New test.
1619 * testsuite/weak_plt_shared.cc: New test.
1620 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1621 (check_PROGRAMS): Add weak_plt.
1622 (check_DATA): Add weak_plt_shared.so.
1623 (weak_plt_main_pic.o, weak_plt): New targets.
1624 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1625 * testsuite/Makefile.in: Rebuild.
1626
1627 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1628 gcctestdir/ld.
1629 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1630 * testsuite/Makefile.in: Rebuild.
1631
323ee3f4
AM		 16322008-08-04 Alan Modra <amodra@bigpond.net.au>
1633
1634 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1635 * Makefile.in: Regenerate.
1636 * po/POTFILES.in: Regenerate.
1637
7c07ecec
ILT		 16382008-07-29 Ian Lance Taylor <iant@google.com>
1639
1640 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1641 symbols before other symbols.
1642 * testsuite/script_test_2.cc (test_addr): Declare.
1643 (test_addr_alias): Declare.
1644 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1645 values.
7c07ecec
ILT		 1646 * testsuite/script_test_2.t: Define test_addr_alias and
1647 test_addr.
1648
5778530e
ILT		 16492008-07-24 Ian Lance Taylor <iant@google.com>
1650
2a00e4fb
ILT		 1651 PR 5990
1652 * descriptors.cc: New file.
1653 * descriptors.h: New file.
1654 * gold-threads.h (class Hold_optional_lock): New class.
1655 * fileread.cc: Include "descriptors.h".
1656 (File_read::~File_read): Release descriptor rather than closing
1657 it.
1658 (File_read::open) [file]: Call open_descriptor rather than open.
1659 Set is_descriptor_opened_.
1660 (File_read::open) [memory]: Assert that descriptor is not open.
1661 (File_read::reopen_descriptor): New function.
1662 (File_read::release): Release descriptor.
1663 (File_read::do_read): Make non-const. Reopen descriptor.
1664 (File_read::read): Make non-const.
1665 (File_read::make_view): Reopen descriptor.
1666 (File_read::do_readv): Likewise.
1667 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1668 Update declarations.
1669 * layout.cc: Include "descriptors.h".
1670 (Layout::create_build_id): Use open_descriptor rather than open.
1671 * output.cc: Include "descriptors.h".
1672 (Output_file::open): Use open_descriptor rather than open.
1673 * archive.cc (Archive::const_iterator): Change Archive to be
1674 non-const.
1675 (Archive::begin, Archive::end): Make non-const.
1676 (Archive::count_members): Likewise.
1677 * archive.h (class Archive): Update declarations.
1678 * object.h (Object::read): Make non-const.
1679 * Makefile.am (CCFILES): Add descriptors.cc.
1680 (HFILES): Add descriptors.h.
1681 * Makefile.in: Rebuild.
1682
801647d1
ILT		 1683 PR 6716
1684 * gold.h: Always include <clocale>. Add Solaris workarounds
1685 following code in binutils/sysdep.h.
1686
5edd166e
ILT		 1687 PR 6048
1688 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1689 this->eh_frame_hdr_ is NULL before using it.
1690
c89ad728
ILT		 1691 * dynobj.cc (Versions::Versions): Update comment.
1692
aa86f06b
ILT		 1693 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1694 the base version name.
1695
5778530e
ILT		 1696 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1697 array size plus one.
1698 (Stringpool_template::set_string_offsets): Subtract one from key
1699 before using it as an array index.
1700 (Stringpool_template::get_offset_with_length): Likewise.
1701 (Stringpool_template::write_to_buffer): Likewise.
1702 * stringpool.h (Stringpool_template::get_offset_from_key):
1703 Likewise.
1704
057ead22
ILT		 17052008-07-23 Ian Lance Taylor <iant@google.com>
1706
7f649c59
ILT		 1707 PR 6658
1708 * object.h (Merged_symbol_value::value): Do our best to handle a
1709 negative addend.
1710
057ead22
ILT		 1711 PR 6647
1712 * script.cc (Version_script_info::get_versions): Don't add empty
1713 version tag to return value.
1714 (Version_script_info::get_symbol_version_helper): Change return
1715 type to bool. Add pversion parameter. Change all callers.
1716 (script_register_vers_node): Don't require a non-NULL tag.
1717 * script.h (class Version_script_info): Update declarations.
1718 (Version_script_info::get_symbol_version): Change return type to
1719 bool. Add version parameter. Change all callers.
1720 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1721 handling. Handle an empty version from a version script.
1722 (Symbol_table::define_special_symbol): Likewise.
1723 * testsuite/ver_test_10.script: New file.
1724 * testsuite/ver_test_10.sh: New file.
1725 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1726 (check_DATA): Add ver_test_10.syms.
1727 (ver_test_10.syms, ver_test_10.so): New target.
1728 * testsuite/Makefile.in: Rebuild.
1729
58e54ac2
CD		 17302008-07-23 Simon Baldwin <simonb@google.com>
1731
1732 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1733 to zero for undefined symbols from dynamic libraries.
1734
95d14cd3
ILT		 17352008-07-23 Ian Lance Taylor <iant@google.com>
1736
1737 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1738 Change all callers.
1739 * symtab.h (class Symbol_table): Update declaration.
1740 * testsuite/ver_test_9.cc: New file.
1741 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1742 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1743 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1744 (ver_test_9.so, ver_test_9.o): New targets.
1745 * testsuite/Makefile.in: Rebuild.
1746
92de84a6
ILT		 17472008-07-22 Ian Lance Taylor <iant@google.com>
1748
34810851
ILT		 1749 * options.h (class General_options): Define --check-sections.
1750 * layout.cc (Layout::set_segment_offsets): Handle
1751 --check-sections.
1752
af6156ef
ILT		 1753 * options.h (class General_options): Define -n/--nmagic and
1754 -N/--omagic.
1755 * options.cc (General_options::finalize): For -n/--nmagic or
1756 -N/--omagic, set -static.
1757 * layout.cc (Layout::attach_allocated_section_to_segment): If
1758 -N/--omagic, don't put read-only and read-write sections in
1759 different segments.
1760 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1761 finding a read-only segment.
1762 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1763 don't set the minimum segment alignment to the common page size,
1764 and don't set the file offset to the address modulo the page size.
1765 * script-sections.cc (Script_sections::create_segments): If
1766 -n/--omagic, don't put read-only and read-write sections in
1767 different segments.
1768
92de84a6
ILT		 1769 * cref.cc: New file.
1770 * cref.h: New file.
1771 * options.h (class General_options): Add --print-symbol-counts.
1772 * main.cc (main): Issue defined symbol report if requested.
1773 * archive.cc (Archive::interpret_header): Make into a const member
1774 function.
1775 (Archive::add_symbols): Call Input_objects::archive_start and
1776 archive_stop.
1777 (Archive::const_iterator): Define new class.
1778 (Archive::begin, Archive::end): New functions.
1779 (Archive::include_all_members): Rewrite to use iterator.
1780 (Archive::count_members): New function.
1781 * archive.h (class Archive): Update declarations.
1782 (Archive::filename): New function.
1783 * object.cc: Include "cref.h".
1784 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1785 (Sized_relobj::do_get_global_symbol_counts): New function.
1786 (Input_objects::add_object): Add object to cross-referencer.
1787 (Input_objects::archive_start): New function.
1788 (Input_objects::archive_stop): New function.
1789 (Input_objects::print_symbol_counts): New function.
1790 * object.h: Declare Cref and Archive.
1791 (Object::get_global_symbol_counts): New function.
1792 (Object::do_get_global_symbol_counts): New pure virtual function.
1793 (class Sized_relobj): Add defined_count_ field. Update
1794 declarations.
1795 (class Input_objects): Add cref_ field. Update constructor.
1796 Update declarations.
1797 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1798 defined_count_.
1799 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1800 symbol counts.
1801 (Sized_dynobj::do_get_global_symbol_counts): New function.
1802 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1803 defined_count_. Update declarations. Define Symbols typedef.
1804 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1805 parameter. Change all callers.
1806 (Symbol_table::add_from_dynobj): Add sympointers and defined
1807 parameters. Change all callers.
1808 * symtab.h (class Symbol_table): Update declarations.
1809 * Makefile.am (CCFILES): Add cref.cc.
1810 (HFILES): Add cref.h.
1811 * Makefile.in: Rebuild.
1812
3f7c5e1d
CD		 18132008-07-22 Simon Baldwin <simonb@google.com>
1814
1815 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1816 to zero when writing undefined symbols.
1817
e0b64032
ILT		 18182008-07-22 Ian Lance Taylor <iant@google.com>
1819
1820 * output.cc (Output_section::add_input_section): Don't try to
1821 merge empty merge sections.
1822
096b02cf
CS		 18232008-07-21 Craig Silverstein <csilvers@google.com>
1824
1825 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1826 Include symbol version in error message.
cd536b21 1827
1d1f116d
CD		 18282008-07-20 Chris Demetriou <cgd@google.com>
1829
cd536b21 1830 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1831 (RANDOM_SEED_CFLAGS): New substituted variable.
1832 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1833 * configure: Rebuild.
1834 * Makefile.in: Likewise.
1835 * testsuite/Makefile.in: Likewise.
1836
a18f591e
ILT		 18372008-07-18 Ian Lance Taylor <iant@google.com>
1838
1839 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1840 where we see NAME/NULL and NAME/VERSION as separate symbols.
1841 * testsuite/ver_test_main.cc (main): Call t4.
1842 (t4, t4_2a): Define.
1843 * testsuite/ver_test_2.cc (t4_2): Define.
1844 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1845 * testsuite/ver_test_4.cc (t4_2a): Define.
1846 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1847 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1848
c6e3f6ed
ILT		 18492008-07-17 Ian Lance Taylor <iant@google.com>
1850
1851 * dynobj.cc (Versions::add_def): If we give an error about a
1852 missing version, go ahead and create the version anyhow.
1853
ef9beddf
ILT		 18542008-07-10 Ian Lance Taylor <iant@google.com>
1855
1856 Handle output sections with more than 0x7fffffff bytes.
1857 * object.h (class Relobj): Change map_to_output_ to
1858 output_sections_, and just keep a section pointer. Change all
1859 uses. Move comdat group support to Sized_relobj.
1860 (Relobj::is_section_specially_mapped): Remove.
1861 (Relobj::output_section): Remove poff parameter. Change all
1862 callers.
1863 (Relobj::output_section_offset): New function.
1864 (Relobj::set_section_offset): Rewrite.
1865 (Relobj::map_to_output): Remove.
1866 (Relobj::output_sections): New function.
1867 (Relobj::do_output_section_offset): New pure virtual function.
1868 (Relobj::do_set_section_offset): Likewise.
1869 (class Sized_relobj): Add section_offsets_ field. Add comdat
1870 group support from Relobj. Update declarations.
1871 (Sized_relobj::get_output_section_offset): New function.
1872 (Sized_relobj::do_output_section_offset): New function.
1873 (Sized_relobj::do_set_section_offset): New function.
1874 * object.cc (Relobj::output_section_address): Remove.
1875 (Sized_relobj::Sized_relobj): Initialize new fields.
1876 (Sized_relobj::include_section_group): Cast find_kept_object to
1877 Sized_relobj.
1878 (Sized_relobj::include_linkonce_section): Likewise.
1879 (Sized_relobj::do_layout): Use separate arrays for output section
1880 and output offset.
1881 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1882 output_sections.
1883 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1884 output_sections and section_offsets.
1885 (Sized_relobj::write_local_symbols): Likewise.
1886 (map_to_kept_section): Compute output address directly.
1887 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1888 output_sections and section_offsets.
1889 (Sized_relobj::write_sections): Likewise.
1890 (Sized_relobj::relocate_sections): Likewise.
1891 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1892 * output.h (class Output_reloc): Update declarations. Change
1893 u2_.relobj to Sized_relobj*.
1894 (class Output_data_reloc): Change add functions to use
1895 Sized_relobj*.
1896 * output.cc (Output_reloc::Output_reloc): Change relobj to
1897 Sized_relobj*.
1898 (Output_reloc::local_section_offset): Change return type to
1899 Elf_Addr. Use get_output_section_offset.
1900 (Output_reloc::get_address): Likewise.
1901 (Output_section::is_input_address_mapped): Don't call
1902 is_section_specially_mapped.
1903 (Output_section::output_offset): Likewise.
1904 (Output_section::output_address): Likewise.
1905 (Output_section::starting_output_address): Likewise.
1906 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1907 parameter to Sized_relobj*.
1908 (Copy_relocs::need_copy_reloc): Likewise.
1909 (Copy_relocs::save): Likewise.
1910 * copy-relocs.h (class Copy_relocs): Update declarations.
1911 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1912 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1913 * target-reloc.h (relocate_for_relocatable): Change
1914 offset_in_output_section type to Elf_Addr. Change code that uses
1915 it as well.
1916 * layout.cc (Layout::layout): Always set *off.
1917 * mapfile.cc (Mapfile::print_input_section): Use
1918 output_section_offset.
1919 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1920 Sized_relobj*.
1921 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1922 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1923 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1924
5cb66f97
ILT		 19252008-07-03 Ian Lance Taylor <iant@google.com>
1926
1927 * layout.cc (Layout::include_section): Do not discard unrecognized
1928 SHT_STRTAB sections.
1929
afe47622
CS		 19302008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1931
1932 * script.cc (Lex::can_continue_name): Make '?' allowable in
1933 version-script names.
1934 * testsuite/version_script.map: Change glob pattern to use '?'
1935
5adf9721
ILT		 19362008-06-30 Manish Singh <yosh@gimp.org>
1937
1938 PR 6585
1939 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1940 Correct typo.
1941
e6fde208
ILT		 19422008-06-30 Ian Lance Taylor <iant@google.com>
1943
1944 PR 6660
1945 PR 6682
1946 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1947 versions]: Don't try to read the value in the contents, since we
1948 don't use it. Use the template endianness when writing.
1949
3f2e6a2d
CC		 19502008-06-25 Cary Coutant <ccoutant@google.com>
1951
1952 * fileread.cc (File_read::make_view): Assert on zero-length view.
1953 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1954 symbol table when there are no symbols to read.
1955
c43d3a48
CS		 19562008-06-23 Craig Silverstein <csilvers@google.com>
1957
1958 * version.cc (version_string): Bump to 1.7
1959
5f494ea0
CS		 19602008-06-18 Craig Silverstein <csilvers@google.com>
1961
1962 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1963 constant 0xFFFF to type Valtype.
1964 (Powerpc_relocate_functions::rel16_ha): Likewise.
1965
c42e122e
ILT		 19662008-06-17 Ian Lance Taylor <iant@google.com>
1967
f34787f8
ILT		 1968 * output.h (Output_section::Input_section): Initialize p2align_ to
1969 zero for Output_section_data constructors.
1970 (Output_section::Input_section::addralign): If not an input
1971 section, return the alignment of the Output_section_data.
1972 * testsuite/copy_test.cc: New file.
1973 * testsuite/copy_test_1.cc: New file.
1974 * testsuite/copy_test_2.cc: New file.
1975 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1976 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1977 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1978 (copy_test_1_pic.o, copy_test_1.so): New targets.
1979 (copy_test_2_pic.o, copy_test_2.so): New targets.
1980 * testsuite/Makefile.in: Rebuild.
1981
c42e122e
ILT		 1982 * script-sections.cc (Script_sections::place_orphan): Initialize
1983 local variable exact.
1984
ce3ac18a
DE		 19852008-06-13 David Edelsohn <edelsohn@gnu.org>
1986
1987 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1988
42cacb20
DE		 19892008-06-12 David Edelsohn <edelsohn@gnu.org>
1990 David S. Miller <davem@davemloft.net>
1991
1992 * powerpc.cc: New file.
1993 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1994 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1995 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1996 * Makefile.in: Rebuild.
1997
7b308235
ILT		 19982008-06-09 Ian Lance Taylor <iant@google.com>
1999
2000 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2001 <exception>.
2002 (throwing, orig_terminate): New static variables.
2003 (terminate_handler): New static function.
2004 (t2): Set terminate handler.
2005
f0b886e3
ILT		 20062008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2007
2008 PR 6584
cd536b21 2009 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 2010 alignment.
2011
3e90f135
CC		 20122008-05-30 Cary Coutant <ccoutant@google.com>
2013
2014 * archive.cc (Archive::include_all_members) Correct to step
2015 over symbol table and extended name table in thin archives.
2016
e09ad04a
ILT		 20172008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2018
2019 PR 6407
2020 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2021 calculation.
2022
62b01cb5
ILT		 20232008-05-28 Caleb Howe <cshowe@google.com>
2024
2025 * reduced_debug_output.cc: New file.
2026 * reduced_debug_output.h: New file.
92de84a6 2027 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 2028 * options.cc (General_options::finalize): Add strip_debug_non_line
2029 to the strip heirarchy.
2030 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2031 fields.
2032 * layout.cc: Include "reduced_debug_output.h".
2033 (Layout::Layout): Initialize new fields.
2034 (line_only_debug_sections): New static array.
2035 (is_lines_only_debug_sections): New static inline function.
2036 (Layout::include_section): Handle --strip-debug-non-line.
2037 (Layout::make_output_section): If --strip-debug-non-line, build
2038 new output sections for .debug_abbrev and .debug_info.
2039 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2040 gold. Warn about possible overflow.
2041 (read_signed_LEB_128): Likewise.
2042 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2043 (read_signed_LEB_128): Declare.
2044 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2045 (HFILES): Add reduced_debug_output.h.
2046 * Makefile.in: Rebuild.
2047
7d9e3d98
ILT		 20482008-05-21 Ian Lance Taylor <iant@google.com>
2049
2050 * mapfile.cc: New file.
2051 * mapfile.h: New file.
2052 * options.h (class General_options): Add -M/--print-map and -Map.
2053 * options.cc (General_options::finalize): Make -M equivalent to
2054 -Map -.
2055 * main.cc: Include <cstdio> and "mapfile.h".
2056 (main): Open mapfile if requested.
2057 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2058 constructor. Change caller.
2059 (queue_initial_tasks): Add mapfile parameter. Change caller.
2060 (queue_middle_tasks): Likewise.
2061 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2062 declarations.
2063 * archive.cc: Include "mapfile.h".
2064 (Archive::add_symbols): Add mapfile parameter. Change all
2065 callers. Pass mapfile, symbol, and reason to include_member.
2066 (Archive::include_all_members): Add mapfile parameter. Change all
2067 callers.
2068 (Archive::include_member): Add mapfile, sym, and why parameters.
2069 Change all callers. Report inclusion to map file.
2070 * archive.h: Include "fileread.h".
2071 (class Archive): Update declarations.
2072 (Archive::file): New const method.
2073 (class Add_archive_symbols): Add mapfile_ field. Update
2074 constructor. Change all callers.
2075 * readsyms.h (class Read_symbols): Likewise.
2076 (class Finish_group): Likewise.
2077 (class Read_script): Likewise.
2078 * common.cc: Include "mapfile.h".
2079 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2080 all callers.
2081 (Symbol_table::do_allocate_commons): Likewise.
2082 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2083 symbol allocation to mapfile.
2084 * common.h (class Allocate_commons_task): Add mapfile_ field.
2085 Update constructor. Change all callers.
2086 * symtab.h (class Symbol_table): Update declarations.
2087 * layout.cc: Include "mapfile.h".
2088 (Layout_task_runner::run): Print information to mapfile.
2089 (Layout::create_gold_note): Change Output_data_fixed_space to
2090 Output_data_zero_fill.
2091 (Layout::create_build_id): Likewise.
2092 (Layout::print_to_mapfile): New function.
2093 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2094 constructor. Change caller.
2095 (class Layout): Declare print_to_mapfile.
2096 * output.cc (Output_section::Input_section::print_to_mapfile): New
2097 function.
2098 (Output_section::add_input_section): If producing a map, always
2099 add to input_sections_ list.
2100 (Output_section::do_print_to_mapfile): New function.
2101 (Output_segment::print_sections_to_mapfile): New function.
2102 (Output_segment::print_section_list_to_mapfile): New function.
2103 * output.h: Include "mapfile.h".
2104 (Output_data::print_to_mapfile): New function.
2105 (Output_data::do_print_to_mapfile): New virtual function.
2106 (Output_segment_headers::do_print_to_mapfile): New function.
2107 (Output_file_header::do_print_to_mapfile): New function.
2108 (Output_data_const::do_print_to_mapfile): New function.
2109 (class Output_data_const_buffer): Add map_name_ field. Update
2110 constructor. Change all callers. Add do_print_to_mapfile
2111 function.
2112 (class Output_data_fixed_space): Likewise.
2113 (class Output_data_space): Likewise.
2114 (class Output_data_zero_fill): New class.
2115 (Output_data_strtab::do_print_to_mapfile): New function.
2116 (Output_data_reloc_base::do_print_to_mapfile): New function.
2117 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2118 (Output_data_group::do_print_to_mapfile): New function.
2119 (Output_data_got::do_print_to_mapfile): New function.
2120 (Output_data_dynamic::do_print_to_mapfile): New function.
2121 (Output_symtab_xindex::do_print_to_mapfile): New function.
2122 (class Output_section): Declare do_print_to_mapflie. Declare
2123 print_to_mapfile in Input_section.
2124 (class Output_segment): Declare new functions.
2125 * object.h (Sized_relobj::symbol_count): New function.
2126 * script-sections.cc
2127 (Output_section_element_dot_assignment::set_section_addresses):
2128 Change Output_data_fixed_space to Output_data_zero_fill.
2129 (Output_data_expression::do_print_to_mapfile): New function.
2130 * script.cc (read_input_script): Add mapfile parameter. Change
2131 all callers.
2132 * script.h (read_input_script): Update declaration.
2133 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2134 (Eh_frame::do_print_to_mapfile): New function.
2135 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2136 (Output_merge_string::do_print_to_mapfile): New function.
2137 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2138 function.
2139 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2140 function.
2141 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2142 function.
2143 * Makefile.am (CCFILES): Add mapfile.cc.
2144 (HFILES): Add mapfile.h.
2145 * Makefile.in: Rebuild.
2146
9f1d377b
ILT		 21472008-05-19 Ian Lance Taylor <iant@google.com>
2148
2149 * options.h (class General_options): Add -z relro.
2150 * layout.cc (Layout::Layout): Initialize relro_segment_.
2151 (Layout::add_output_section_data): Return the output section.
2152 (Layout::make_output_section): Rcognize relro sections and mark
2153 them appropriately.
2154 (Layout::attach_allocated_section_to_segment): Put relro sections
2155 in a PT_GNU_RELRO segment.
2156 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2157 section as relro.
2158 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2159 PT_TLS segments.
2160 (Layout::linkonce_mapping): Map d.rel.ro.local to
2161 .data.rel.ro.local.
2162 (Layout::output_section_name): Us .data.rel.ro.local for any
2163 section which begins with that.
2164 * layout.h (class Layout): Update add_output_section_data
2165 declaration. Add relro_segment_ field.
2166 * output.cc (Output_section::Output_section): Initialize is_relro_
2167 and is_relro_local_ fields.
2168 (Output_segment::add_output_section): Group relro sections.
2169 (Output_segment::is_first_section_relro): New function.
2170 (Output_segment::maximum_alignment): If there is a relro section,
2171 align the segment to the common page size.
2172 (Output_segment::set_section_addresses): Track whether we are
2173 looking at relro sections. If the last section is a relro
2174 section, align to the common page size.
2175 (Output_segment::set_section_list_addresses): Add in_relro
2176 parameter. Change all callers. Align to the page size when
2177 moving from relro to non-relro section.
2178 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2179 segment.
2180 * output.h (class Output_section): Add is_relro_ and
2181 is_relro_local_ fields.
2182 (Output_section::is_relro): New function.
2183 (Output_section::set_is_relro): New function.
2184 (Output_section::is_relro_local): New function.
2185 (Output_section::set_is_relro_local): New function.
2186 (class Output_segment): Update declarations.
2187 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2188 * sparc.cc (Target_sparc::got_section): Likewise.
2189 * x86_64.cc (Target_x86_64::got_section): Likewise.
2190 * testsuite/relro_test_main.cc: New file.
2191 * testsuite/relro_test.cc: New file.
2192 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2193 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2194 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2195 (relro_test.so, relro_test_pic.o): New targets.
2196 * testsuite/Makefile.in: Rebuild.
2197
a984ee1d
ILT		 21982008-05-16 Ian Lance Taylor <iant@google.com>
2199
01676dcd
ILT		 2200 * output.cc (Output_segment::add_output_section): Remove front
2201 parameter.
2202 * output.h (class Output_segment): Remove
2203 add_initial_output_section and overloaded add_output_section.
2204 Update declaration of remaining add_output_section.
2205 * layout.cc (Layout::create_interp): Call add_output_section
2206 rather than add_initial_output_section.
2207 (Layout::finish_dynamic_section): Likewise.
2208
497897f9
ILT		 2209 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2210 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2211 know the dynamic type.
2212 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2213 field. Initialize it in constructor.
2214 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2215 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2216 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2217 reloc.
2218
a984ee1d
ILT		 2219 * output.cc (Output_reloc::get_address): Change return type to
2220 Elf_Addr.
2221 * output.h (class Output_reloc): Update get_address declaration.
2222 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2223 for section addresses.
2224
55ba0940
ILT		 22252008-05-09 Ian Lance Taylor <iant@google.com>
2226
2227 PR 6493
2228 * gold.cc (gold_nomem): Use return value of write.
2229
75517b77
ILT		 22302008-05-08 Ian Lance Taylor <iant@google.com>
2231
2232 * symtab.c (Symbol::init_base_output_data): Add version
2233 parameter. Change all callers.
2234 (Symbol::init_base_output_segment): Likewise.
2235 (Symbol::init_base_constant): Likewise.
2236 (Symbol::init_base_undefined): Likewise.
2237 (Sized_symbol::init_output_data): Likewise.
2238 (Sized_symbol::init_output_segment): Likewise.
2239 (Sized_symbol::init_constant): Likewise.
2240 (Sized_symbol::init_undefined): Likewise.
2241 (Symbol_table::do_define_in_output_data): If the new symbol has a
2242 version, mark it as the default.
2243 (Symbol_table::do_define_in_output_segment): Likewise.
2244 (Symbol_table::do_define_as_constant): Likewise.
2245 * symtab.h (class Symbol): Update declarations.
2246 (class Sized_symbol): Likewise.
2247 * resolve.cc (Symbol::override_version): New function.
c42e122e 2248 (Symbol::override_base): Call override_version.
75517b77
ILT		 2249 (Symbol::override_base_with_special): Likewise.
2250 * testsuite/ver_script_8.script: New file.
2251 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2252 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2253 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2254 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2255
f1f70eae
ILT		 22562008-05-06 Ian Lance Taylor <iant@google.com>
2257
f3e9c5c5
ILT		 2258 PR 6049
2259 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2260 functions.
2261 (class General_options): Remove existing --undefined, and add
2262 --no-undefined instead. Add new --undefined as synonym for -u.
2263 * archive.cc (Archive::add_symbols): Check whether symbol was
2264 named with -u.
2265 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2266 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2267 all uses. Add IS_UNDEFINED. Update declarations to split
2268 different versions of init_base. Declare init_base_undefined.
2269 (Symbol::is_defined): Handle IS_UNDEFINED.
2270 (Symbol::is_undefined): Likewise.
2271 (Symbol::is_weak_undefined): Call is_undefined.
2272 (Symbol::is_absolute): Handle IS_CONSTANT.
2273 (class Sized_symbol): Update declarations to split different
2274 versions of init. Declare init_undefined.
2275 (class Symbol_table): Declare new functions.
2276 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2277 Change all callers.
2278 (Symbol::init_base_output_data): Likewise.
2279 (Symbol::init_base_output_segment): Likewise.
2280 (Symbol::init_base_constant): Likewise.
2281 (Symbol::init_base_undefined): New function.
2282 (Sized_symbol::init_object): Rename from init. Change all
2283 callers.
2284 (Sized_symbol::init_output_data): Likewise.
2285 (Sized_symbol::init_output_segment): Likewise.
2286 (Sized_symbol::init_constant): Likewise.
2287 (Sized_symbol::init_undefined): New function.
2288 (Symbol_table::add_undefined_symbols_from_command_line): New
2289 function.
2290 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2291 function.
2292 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2293 (Symbol::output_section): Likewise.
2294 (Symbol::set_output_section): Likewise.
2295 (Symbol_table::sized_finalize_symbol): Likewise.
2296 (Symbol_table::sized_write_globals): Likewise.
2297 * resolve.cc (Symbol_table::should_override): Likewise.
2298 (Symbol::override_base_with_special): Likewise.
2299
8bdcdf2c
ILT		 2300 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2301 symbol, change it to have default visibility.
2302 * testsuite/protected_1.cc: New file.
2303 * testsuite/protected_2.cc: New file.
2304 * testsuite/protected_3.cc: New file.
2305 * testsuite/protected_main_1.cc: New file.
2306 * testsuite/protected_main_2.cc: New file.
2307 * testsuite/protected_main_3.cc: New file.
2308 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2309 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2310 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2311 (protected_1.so): New target.
2312 (protected_1_pic.o, protected_2_pic.o): New targets.
2313 (protected_3_pic.o): New target.
2314 (check_PROGRAMS): Add protected_2.
2315 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2316 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2317 * testsuite/Makefile.in: Rebuild.
2318
2b706932
ILT		 2319 * options.h (DEFINE_var): Add set_user_set_##varname__.
2320 (DEFINE_bool_alias): New macro.
2321 (class General_options): Define -Bstatic using DEFINE_bool_alias
2322 rather than DEFINE_special. Add --undefined as an alias for -z
2323 defs.
2324 * options.cc (General_options::parse_Bstatic): Remove.
2325
d82a5bcc
ILT		 2326 * options.h (class General_options): Add --fatal-warnings.
2327 * main.cc (main): Implement --fatal-warnings.
2328 * errors.h (Errors::warning_count): New function.
2329
f1f70eae
ILT		 2330 * options.h (class General_options): Add -Bsymbolic-functions.
2331 * symtab.h (Symbol::is_preemptible): Check for
2332 -Bsymbolic-functions.
2333
8825ac63
ILT		 23342008-05-05 Ian Lance Taylor <iant@google.com>
2335
d98bc257
ILT		 2336 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2337 as noVARNAME rather than no-VARNAME.
2338 (class General_options): Add option -z combreloc.
2339 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2340 get_address.
2341 (Output_reloc::sort_before) [SHT_REL]: New function.
2342 (Output_reloc::sort_before) [SHT_RELA]: New function.
2343 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2344 Sort_relocs_comparison.
2345 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2346 parameter. Change all callers.
2347 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2348 sort_relocs parameter. Change all callers.
2349 * output.cc (Output_reloc::get_address): New function, broken out
2350 of write_rel.
2351 (Output_reloc::write_rel): Call it.
2352 (Output_reloc::compare): New function.
2353 (Output_data_reloc_base::do_write): Optionally sort relocs.
2354
60b2b4e7
ILT		 2355 * configure.ac: If targ_extra_obj is set, link it in.
2356 * configure.tgt: Initialize all variables.
2357 (x86_64*): Set targ_extra_obj and targ_extra_size.
2358 * configure: Rebuild.
2359
8825ac63
ILT		 2360 * object.cc (Sized_relobj::include_section_group): Adjust section
2361 indexes read from group data. Build vector to pass to
2362 layout_group.
2363 * layout.cc (Layout::layout_group): Add flags and shndxes
2364 parameters. Remove contents parameter. Change caller. Update
2365 explicit instantiations.
2366 * layout.h (class Layout): Update layout_group declaration.
2367 * output.cc (Output_data_group::Output_data_group): Add flags and
2368 input_shndxes parameters. Remove contents parameter. Change
2369 caller.
2370 (Output_data_group::do_write): Change input_sections_ to
2371 input_shndxes_.
2372 * output.h (class Output_data_group): Update constructor
2373 declaration. Rename input_sections_ to input_shndxes_.
2374 * testsuite/many_sections_test.cc: Add template.
2375
e94cf127
CC		 23762008-04-30 Cary Coutant <ccoutant@google.com>
2377
4418b2d5
CC		 2378 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2379
e94cf127
CC		 2380 * layout.cc (Layout::include_section): Refactored check for debug
2381 info section.
2382 (Layout::add_comdat): Add new parameters. Change type
2383 of signature parameter. Add object and shndx to signatures table.
2384 (Layout::find_kept_object): New function.
2385 * layout.h: Include <cstring>.
2386 (Layout::is_debug_info_section): New function.
2387 (Layout::add_comdat): Add new parameters.
2388 (Layout::find_kept_object): New function.
2389 (Layout::Kept_section): New struct.
2390 (Layout::Signatures): Change type of map range.
2391 * object.cc (Relobj::output_section_address): New function.
2392 (Sized_relobj::include_section_group): Add new parameters. Change
2393 calls to Layout::add_comdat. Change to build table of kept comdat
2394 groups and table mapping discarded sections to kept sections.
2395 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2396 (Sized_relobj::do_layout): Change calls to include_section_group and
2397 include_linkonce_section.
2398 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2399 value to zero when section is discarded.
2400 (Sized_relobj::map_to_kept_section): New function.
2401 * object.h (Relobj::output_section_address): New function.
2402 (Relobj::Comdat_group): New type.
2403 (Relobj::find_comdat_group): New function.
2404 (Relobj::Comdat_group_table): New type.
2405 (Relobj::Kept_comdat_section): New type.
2406 (Relobj::Kept_comdat_section_table): New type.
2407 (Relobj::add_comdat_group): New function.
2408 (Relobj::set_kept_comdat_section): New function.
2409 (Relobj::get_kept_comdat_section): New function.
2410 (Relobj::comdat_groups_): New field.
2411 (Relobj::kept_comdat_sections_): New field.
2412 (Symbol_value::input_value): Update comment.
2413 (Sized_relobj::map_to_kept_section) New function.
2414 (Sized_relobj::include_linkonce_section): Add new parameter.
2415 * target-reloc.h (Comdat_behavior): New type.
2416 (get_comdat_behavior): New function.
2417 (relocate_section): Add code to map a discarded section to the
2418 corresponding kept section when applying a relocation.
2419
e4e5049b
CS		 24202008-04-30 Craig Silverstein <csilvers@google.com>
2421
2422 * dwarf_reader.cc (next_generation_count): New static var.
2423 (Addr2line_cache_entry): New struct.
2424 (addr2line_cache): New static var.
2425 (Dwarf_line_info::one_addr2line): Added caching.
2426 (Dwarf_line_info::clear_addr2line_cache): New function.
2427 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2428 cache-size parameter.
2429 (Dwarf_line_info::one_addr2line_cache): New function.
2430 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2431 new cache-size argument to one_addr2line(), and clear cache.
2432
d09e9154
CC		 24332008-04-28 Cary Coutant <ccoutant@google.com>
2434
2435 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2436 R_386_PC8 relocations.
2437
7ef73768
ILT		 24382008-04-23 Ian Lance Taylor <iant@google.com>
2439
55438702
ILT		 2440 * object.cc (Sized_relobj::include_section_group): Check for
2441 invalid section group.
2442
c165fb93
ILT		 2443 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2444 header size.
2445
7ef73768
ILT		 2446 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2447 than read for file header.
2448 * archive.cc (Archive::include_member): Likewise.
2449
6194aaab
L		 24502008-04-23 Paolo Bonzini <bonzini@gnu.org>
2451
2452 * aclocal.m4: Regenerate.
2453 * configure: Regenerate.
2454
d491d34e
ILT		 24552008-04-19 Ian Lance Taylor <iant@google.com>
2456
5ea2bac6
ILT		 2457 * version.cc (version_string): Bump to 1.6.
2458
7bc3e21a
ILT		 2459 * testsuite/Makefile.am (many_sections_r_test): New target.
2460 (many_sections_r_test_SOURCES): Remove.
2461 (many_sections_r_test_DEPENDENCIES): Remove.
2462 (many_sections_r_test_LDFLAGS): Remove.
2463 (many_sections_r_test_LDADD): Remove.
2464
7fcd3aa9
ILT		 2465 * object.cc (Sized_relobj::do_add_symbols): Always pass
2466 local_symbol_count_ to add_from_relobj.
2467
4c94d6ae
ILT		 2468 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2469 every thousand variables.
2470 * testsuite/Makefile.in: Rebuild.
2471
d491d34e
ILT		 2472 * object.cc (Xindex::initialize_symtab_xindex): New function.
2473 (Xindex::read_symtab_xindex): New function.
2474 (Xindex::sym_xindex_to_shndx): New function.
2475 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2476 available.
2477 (Sized_relobj::do_initialize_xindex): New function.
2478 (Sized_relobj::do_read_symbols): Adjust section links.
2479 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2480 parameter. Change all callers.
2481 (Sized_relobj::include_section_group): Adjust section links and
2482 symbol section indexes.
2483 (Sized_relobj::do_layout): Adjust section links.
2484 (Sized_relobj::do_count_local_symbols): Adjust section links and
2485 symbol section indexes.
2486 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2487 ordinary and special symbols.
2488 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2489 dynsym_xindex parameters. Change all callers. Adjust section
2490 links. Use SHN_XINDEX when needed.
2491 (Sized_relobj::get_symbol_location_info): Adjust section links.
2492 Don't get fooled by special symbols.
2493 * object.h (class Xindex): Define.
2494 (class Object): Add xindex_ parameter. Declare virtual functoin
2495 do_initialize_xindex.
2496 (Object::adjust_sym_shndx): New function.
2497 (Object::set_xindex): New protected function.
2498 (class Symbol_value): Add is_ordinary_shndx_ field.
2499 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2500 (Symbol_value::value): Assert ordinary section.
2501 (Symbol_value::initialize_input_to_output_map): Likewise.
2502 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2503 Change all callers.
2504 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2505 all callers.
2506 (class Sized_relobj): Update declarations.
2507 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2508 parameter. Change all callers.
2509 (Sized_relobj::adjust_shndx): New function.
2510 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2511 field.
2512 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2513 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2514 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2515 (Sized_dynobj::read_dynsym_section): Adjust section links.
2516 (Sized_dynobj::read_dynamic): Likewise.
2517 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2518 section links.
2519 (Sized_dynobj::do_initialize_xindex): New function.
2520 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2521 do_initialize_xindex.
2522 (Sized_dynobj::adjust_shndx): New function.
2523 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2524 dynsym_xindex_ fields.
2525 (Layout::finalize): Add a call to set_section_indexes before
2526 creating the symtab sections.
2527 (Layout::set_section_indexes): Don't do anything if the section
2528 already has a section index.
2529 (Layout::create_symtab_sections): Add shnum parameter. Change
2530 caller. Create .symtab_shndx section if needed.
2531 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2532 caller.
2533 (Layout::allocated_output_section_count): New function.
2534 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2535 needed.
2536 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2537 fields. Update declarations.
2538 (Layout::symtab_xindex): New function.
2539 (Layout::dynsym_xindex): New function.
2540 (class Write_symbols_task): Add layout_ field.
2541 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2542 Change caller.
2543 * output.cc (Output_section_headers::Output_section_headers): Add
2544 shstrtab_section parameter. Change all callers.
2545 (Output_section_headers::do_sized_write): Store overflow values
2546 for section count and section string table section index in
2547 section header zero.
2548 (Output_file_header::do_sized_write): Check for overflow of
2549 section count and section string table section index.
2550 (Output_symtab_xindex::do_write): New function.
2551 (Output_symtab_xindex::endian_do_write): New function.
2552 * output.h (class Output_section_headers): Add shstrtab_section_.
2553 Update declarations.
2554 (class Output_symtab_xindex): Define.
2555 (Output_section::has_out_shndx): New function.
2556 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2557 field.
2558 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2559 Change all callers.
2560 (Sized_symbol::init): Likewise.
2561 (Symbol::output_section): Check for ordinary symbol.
2562 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2563 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2564 callers.
2565 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2566 Change all callers. Simplify handling of symbols from sections
2567 not included in the link.
2568 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2569 distinction.
2570 (Weak_alias_sorter::operator()): Assert that symbols are
2571 ordinary.
2572 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2573 distinction.
2574 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2575 parameters. Change all callers.
2576 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2577 symbol distinction. Use SHN_XINDEX when needed.
2578 (Symbol_table::write_section_symbol): Add symtab_xindex
2579 parameter. Change all callers.
2580 (Symbol_table::sized_write_section_symbol): Likewise. Use
2581 SHN_XINDEX when needed.
2582 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2583 declarations.
2584 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2585 (Symbol::is_defined): Check is_ordinary.
2586 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2587 (Symbol::is_absolute, Symbol::is_common): Likewise.
2588 (class Sized_symbol): Update declarations.
2589 (class Symbol_table): Update declarations.
2590 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2591 parameters. Change all callers.
2592 (Sized_symbol::override): Likewise.
2593 (Symbol_table::override): Likewise.
2594 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2595 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2596 is_ordinary, and orig_st_shndx parameters. Change all callers.
2597 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2598 to be in an ordinary section.
2599 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2600 object and is_ordinary parameters. Change all callers.
2601 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2602 Change all callers. Don't add undefined or non-ordinary symbols
2603 to reloc_map_.
2604 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2605 Change all callers.
2606 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2607 declarations.
2608 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2609 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2610 (Sized_relobj::relocate_sections): Likewise.
2611 * target-reloc.h (scan_relocs): Adjust section symbol index.
2612 (scan_relocatable_relocs): Likewise.
2613 * i386.cc (Scan::local): Check for ordinary symbols.
2614 * sparc.cc (Scan::local): Likewise.
2615 * x86_64.cc (Scan::local): Likewise.
2616 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2617 to symbol_section_and_value.
2618 * testsuite/many_sections_test.cc: New file.
2619 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2620 (check_PROGRAMS): Add many_sections_test.
2621 (many_sections_test_SOURCES): Define.
2622 (many_sections_test_DEPENDENCIES): Define.
2623 (many_sections_test_LDFLAGS): Define.
2624 (BUILT_SOURCES): Add many_sections_define.h.
2625 (many_sections_define.h): New target.
2626 (BUILT_SOURCES): Add many_sections_check.h.
2627 (many_sections_check.h): New target.
2628 (check_PROGRAMS): Add many_sections_r_test.
2629 (many_sections_r_test_SOURCES): Define.
2630 (many_sections_r_test_DEPENDENCIES): Define.
2631 (many_sections_r_test_LDFLAGS): Define.
2632 (many_sections_r_test_LDADD): Define.
2633 (many_sections_r_test.o): New target.
2634 * testsuite/Makefile.in: Rebuild.
2635
c5818ff1
CC		 26362008-04-17 Cary Coutant <ccoutant@google.com>
2637
2638 * errors.cc (Errors::info): New function.
2639 (gold_info): New function.
2640 * errors.h (Errors::info): New function.
2641 * gold.h (gold_info): New function.
2642 * object.cc (Input_objects::add_object): Print trace output.
2643 * options.cc (options::parse_set): New function.
2644 (General_options::parse_wrap): Deleted.
2645 (General_options::General_options): Deleted initializer.
2646 * options.h (options::String_set): New typedef.
2647 (options::parse_set): New function.
2648 (DEFINE_set): New macro.
2649 (General_options::wrap): Changed to use DEFINE_set. Changed
2650 callers of any_wrap_symbols and is_wrap_symbol.
2651 (General_options::trace, General_options::trace_symbol):
2652 New options.
2653 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2654 (General_options::wrap_symbols_): Deleted.
2655 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2656
b5be4a7c
DM		 26572008-04-17 David S. Miller <davem@davemloft.net>
2658
2659 * options.cc (General_options::parse_V): New function.
2660 * options.h: Add entries for -V and -Qy.
2661
155a0dd7
ILT		 26622008-04-17 Ian Lance Taylor <iant@google.com>
2663
2664 * common.cc (Symbol_table::allocate_commons): Remove options
2665 parameter. Change caller.
2666 (Symbol_table::do_allocate_commons): Remove options parameter.
2667 Change caller. Just call do_allocate_commons_list twice.
2668 (Symbol_table::do_allocate_commons_list): New function, broken out
2669 of do_allocate_commons.
2670 * common.h (class Allocate_commons_task): Remove options_ field.
2671 Update constructor.
2672 * symtab.cc (Symbol_table::Symbol_table): Initialize
2673 tls_commons_.
2674 (Symbol_table::add_from_object): Put TLS common symbols on
2675 tls_commons_ list.
2676 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2677 which are IN_OUTPUT_DATA.
2678 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2679 allocate_commons and do_allocate_commons declarations. Declare
2680 do_allocate_commons_list.
2681 * gold.cc (queue_middle_tasks): Update creation of
2682 Allocate_commons_task to not pass options.
2683 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2684 (TLS_TEST_C_FLAGS): New variable.
2685 (tls_test_c_pic.o): New target.
2686 (tls_test_shared.so): Link in tls_test_c_pic.o.
2687 (tls_test_c_pic_ie.o): New target.
2688 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2689 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2690 (tls_test_c.o): New target.
2691 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2692 (tls_pic_test_LDADD): Likewise.
2693 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2694 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2695 (tls_test_c_gnu2.o): New target.
2696 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2697 tls_test_c_gnu2.o.
2698 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2699 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2700 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2701 * testsuite/tls_test.cc: Include "config.h".
2702 (t_last): Call t11_last.
2703 * testsuite/tls_test.h (t11, t11_last): Declare.
2704 * testsuite/tls_test_c.c: New file.
2705 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2706 * configure.ac: Check for OpenMP support.
2707 * configure, config.in, Makefile.in: Rebuild.
2708 * testsuite/Makefile.in: Rebuild.
2709
edfbb029
CC		 27102008-04-16 Cary Coutant <ccoutant@google.com>
2711
2712 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2713 (Target_i386::tls_base_symbol_defined_): New field.
2714 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2715 (Target_i386::Scan::global): Likewise.
2716 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2717 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2718 (Target_x86_64::tls_base_symbol_defined_): New field.
2719 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2720 (Target_x86_64::Scan::global): Likewise.
2721
f3c69fca
CC		 27222008-04-16 Cary Coutant <ccoutant@google.com>
2723
2724 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2725 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2726 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2727 building shared libraries.
2728 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2729 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2730 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2731 * testsuite/Makefile.in: Rebuild.
2732 * testsuite/weak_undef.h: New file.
2733 * testsuite/weak_undef_file1.cc: Add extra test cases.
2734 * testsuite/weak_undef_file2.cc: Likewise.
2735 * testsuite/weak_undef_test.cc: Likewise.
2736
7c414435
DM		 27372008-04-16 David S. Miller <davem@davemloft.net>
2738
32b769e1
DM		 2739 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2740 Add issued_non_pic_error_ field. Declare check_non_pic.
2741 (Target_sparc::Scan::check_non_pic): New function.
2742 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2743 (Target_sparc::Scan::global): Likewise.
2744
11936fb1
DM		 2745 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2746 * configure: Rebuild.
2747
7c414435
DM		 2748 * options.h (DEFINE_enable): New macro.
2749 (new_dtags): New enable option.
2750 (initfirst, interpose, loadfltr, nodefaultlib,
2751 nodelete, nodlopen, nodump): New -z options.
2752 * layout.cc (Layout:finish_dynamic_section): If new
2753 dtags enabled, emit DT_RUNPATH. Also, emit a
2754 DT_FLAGS_1 containing any specified -z flags.
2755
85c7bf8b
ILT		 27562008-04-16 Ian Lance Taylor <iant@google.com>
2757
12c0daef
ILT		 2758 * copy-relocs.cc: New file.
2759 * copy-relocs.h: New file.
2760 * reloc.cc: Remove Copy_relocs code.
2761 * reloc.h: Likewise.
2762 * reloc-types.h (struct Reloc_types) [both versions]: Add
2763 get_reloc_addend_noerror.
2764 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2765 variants of add_global which take an addend which must be zero.
2766 * i386.cc: Include "copy-relocs.h".
2767 (class Target_i386): Change type of copy_relocs_ to variable,
2768 update initializer.
2769 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2770 Change all callers.
2771 (Target_i386::do_finalize_sections): Change handling of
2772 copy_relocs_.
2773 * sparc.cc: Include "copy-relocs.h".
2774 (class Target_sparc): Change type of copy_relocs_ to variable,
2775 update initializer.
2776 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2777 Change all callers.
2778 (Target_sparc::do_finalize_sections): Change handling of
2779 copy_relocs_.
2780 * x86_64.cc: Include "copy-relocs.h".
2781 (class Target_x86_64): Change type of copy_relocs_ to variable,
2782 update initializer.
2783 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2784 class. Change all callers.
2785 (Target_x86_64::do_finalize_sections): Change handling of
2786 copy_relocs_.
2787 * Makefile.am (CCFILES): Add copy-relocs.cc.
2788 (HFILES): Add copy-relocs.h.
2789
4f4995b6
ILT		 2790 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2791
85c7bf8b
ILT		 2792 * testsuite/script_test_4.sh: Permit leading zeroes.
2793
4f2a9edd
ILT		 27942008-04-15 Ian Lance Taylor <iant@google.com>
2795
e6188289
ILT		 2796 * script-sections.cc (Script_sections::create_segments): Use
2797 header_size_adjustment even when there is enough room for the
2798 headers.
2799 * testsuite/script_test_4.sh: New file.
2800 * testsuite/script_test_4.t: New file.
2801 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2802 (check_DATA): Add script_test_4.stdout.
2803 (MOSTLYCLEANFILES): Likewise.
2804 (script_test_4): New target.
2805 (script_test_4.stdout): New target.
2806 * testsuite/Makefile.in: Rebuild.
2807
4f2a9edd
ILT		 2808 * sparc.cc: Add definitions for Output_data_plt_sparc class
2809 constants.
2810
f5314dd5
DM		 28112008-04-14 David S. Miller <davem@davemloft.net>
2812
2813 * sparc.cc: New file.
2814 * Makefile.am (TARGETSOURCES): Add sparc.cc
2815 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2816 * configure.tgt: Document targ_extra_size and
2817 targ_extra_big_endian. Add entries for sparc-* and
2818 sparc64-*.
2819 * configure.ac: Handle targ_extra_size and
2820 targ_extra_big_endian.
2821 * Makefile.in: Rebuild.
2822 * configure: Likewise.
2823 * po/POTFILES.in: Likewise.
2824 * po/gold.pot: Likewise.
2825
154e0e9a
ILT		 28262008-04-14 Ian Lance Taylor <iant@google.com>
2827
2828 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2829 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2830 in the name/type/flags to section mapping. Don't call
2831 allocate_output_section.
2832 (Layout::choose_output_section): Change parameter from adjust_name
2833 to is_input_section. Don't permit input sections after sections
2834 are attached to segments. Don't call allocate_output_section.
2835 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2836 not write_enable_output_section.
2837 (Layout::make_output_section): Don't push to
2838 unattached_section_list_ nor call attach_to_segment. Call
2839 attach_section_to_segment if sections are attached.
2840 (Layout::attach_sections_to_segments): New function.
2841 (Layout::attach_section_to_segment): New function.
2842 (Layout::attach_allocated_section_to_segment): Rename from
2843 attach_to_segment. Remove flags parameter.
2844 (Layout::allocate_output_section): Remove function.
2845 (Layout::write_enable_output_section): Remove function.
2846 * layout.h (class Layout): Update for above changes. Add new
2847 field sections_are_attached_.
2848 * output.h (Output_section::update_flags_for_input_section): New
2849 function.
2850 * output.cc (Output_section::add_input_section): Call
2851 update_flags_for_input_section.
2852 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2853
009a67a2
CC		 28542008-04-11 Cary Coutant <ccoutant@google.com>
2855
2856 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2857 thought unnecessary.
2858 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2859
759b1a24
ILT		 28602008-04-11 Ian Lance Taylor <iant@google.com>
2861
2862 * output.h (class Output_section_data): Remove inline definition
2863 of set_addralign.
2864 * output.cc (Output_section_data::set_addralign): New function.
2865
c2b45e22
CC		 28662008-04-11 Cary Coutant <ccoutant@google.com>
2867
2868 Add support for TLS descriptors for i386 and x86_64.
2869 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2870 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2871 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2872 GOT_TYPE_TLS_DESC.
2873 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2874 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2875 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2876 relocations.
2877 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2878 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2879 Fix problem with initial-exec relocations.
2880 (Target_i386::Relocate::relocate_tls): Likewise.
2881 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2882 relaxation.
2883 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2884 support for section-plus-offset dynamic table entries.
2885 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2886 (Output_data_dynamic::Dynamic_entry): Add support for
2887 section-plus-offset dynamic table entries.
2888 (Output_data_dynamic::Classification): Likewise.
2889 (Output_data_dynamic::classification_): Renamed offset_.
2890 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2891 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2892 (Target_x86_64::make_plt_section): New function.
2893 (Target_x86_64::reserve_tlsdesc_entries): New function.
2894 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2895 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2896 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2897 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2898 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2899 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2900 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2901 add extra PLT entry for TLS descriptors.
2902 (Output_data_plt_x86_64::got_): New field.
2903 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2904 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2905 fields.
2906 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2907 descriptors.
2908 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2909 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2910 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2911 R_386_TLS_DESC_CALL relocations.
2912 (Target_x86_64::Scan::global): Likewise.
2913 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2914 for TLS descriptors.
2915 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2916 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2917 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2918 GD-to-IE relaxation.
2919 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2920 and TLS_DESCRIPTORS.
2921 * Makefile.in: Rebuild.
2922 * configure: Rebuild.
2923 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2924 (tls_test_shared2.so): New target.
2925 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2926 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2927 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2928 (tls_shared_gd_to_ie_test_LDADD): New variable.
2929 (tls_shared_gnu2_gd_to_ie_test): New target.
2930 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2931 New targets.
2932 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2933 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2934 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2935 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2936 (tls_shared_gnu2_test): New target.
2937 (tls_test_gnu2_shared.so): New target.
2938 (tls_shared_gnu2_test_SOURCES): New variable.
2939 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2940 (tls_shared_gnu2_test_LDFLAGS): New variable.
2941 (tls_shared_gnu2_test_LDADD): New variable.
2942 * testsuite/Makefile.in: Rebuild.
2943 * testsuite/Makefile.
2944
83bfb6b7
ILT		 29452008-04-11 Ian Lance Taylor <iant@google.com>
2946
2947 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2948 justsyms.t.
2949 * testsuite/Makefile.in: Rebuild.
2950
2951 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2952 long.
2953 * testsuite/script_test_2.cc (main): Adjust test.
2954
706e1f5e
ILT		 29552008-04-11 David S. Miller <davem@davemloft.net>
2956 Ian Lance Taylor <iant@google.com>
2957
2958 * options.h (General_options): Add entries for '-Y' and
2959 '-relax'.
2960 * options.cc (General_options:finalize): If -Y was used, add those
2961 entries to the library path instead of the default "/lib" and
2962 "/usr/lib".
2963
7c98e6bb
DM		 29642008-04-11 David S. Miller <davem@davemloft.net>
2965
2966 * testsuite/justsyms.t: Start at 0x100.
2967 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2968 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2969 long.
2970 * testsuite/script_test_2.cc: Adjust string and section length
2971 checks.
7c98e6bb 2972
99a37bfd
ILT		 29732008-04-09 Ian Lance Taylor <iant@google.com>
2974
2cefc357
ILT		 2975 PR gold/5996
2976 * script-sections.cc (Sections_element::allocate_to_segment): Add
2977 orphan parameter.
2978 (Output_section_definition::allocate_to_segment): Likewise.
2979 (Orphan_output_section::allocate_to_segment): Likewise.
2980 (Script_sections::attach_sections_using_phdrs_clause): Don't
2981 propagate non-PT_LOAD segments to orphan sections.
2982 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2983 readelf rather than objdump.
2984 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2985 .interp section and PT_INTERP segment are the same size.
2986 * testsuite/Makefile.in: Rebuild.
2987
99a37bfd
ILT		 2988 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2989 aliases for symbols defined in the same object.
2990 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2991 (weak_alias_test_SOURCES): New variable.
2992 (weak_alias_test_DEPENDENCIES): New variable.
2993 (weak_alias_test_LDFLAGS): New variable.
2994 (weak_alias_test_LDADD): New variable.
2995 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2996 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2997 (weak_alias_test_3.o): New target.
2998 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2999 * testsuite/weak_alias_test_main.cc: New file.
3000 * testsuite/weak_alias_test_1.cc: New file.
3001 * testsuite/weak_alias_test_2.cc: New file.
3002 * testsuite/weak_alias_test_3.cc: New file.
3003
780e49c5
ILT		 30042008-04-08 Ian Lance Taylor <iant@google.com>
3005
cdb0b8f5
ILT		 3006 * options.h (class General_options): Add --noinhibit-exec option.
3007 * main.cc (main): Check --noinhibit-exec.
3008
0864d551
ILT		 3009 * options.h (class General_options): Define --wrap as a special
3010 option. Add wrap_symbols_ field.
3011 (General_options::any_wrap_symbols): New function.
3012 (General_options::is_wrap_symbol): New function.
3013 * options.cc (General_options::parse_wrap): New function.
3014 (General_options::General_options): Initialize wrap_symbols_.
3015 * symtab.cc (Symbol_table::wrap_symbol): New function.
3016 (Symbol_table::add_from_object): Handle --wrap.
3017 * symtab.h (class Symbol_table): Declare wrap_symbol.
3018 * target.h (Target::wrap_char): New function.
3019 (Target::Target_info): Add wrap_char field.
3020 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3021 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3022 * testsuite/testfile.cc (Target_test::test_target_info):
3023 Likewise.
3024
789aa6de
ILT		 3025 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3026 there is one.
3027
2c38906f
ILT		 3028 * layout.h (class Layout): Add added_eh_frame_data_ field.
3029 * layout.cc (Layout::Layout): Initialize new field.
3030 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3031 output section until we find a section we merged successfully.
3032 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3033 that the size be non-zero.
3034
780e49c5
ILT		 3035 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3036 qualifier.
3037
7fcd0256
ILT		 30382008-04-08 Craig Silverstein <csilvers@google.com>
3039
3040 * configure.ac: Export new conditional variable HAVE_ZLIB.
3041 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3042 on HAVE_ZLIB.
3043 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3044 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3045
6835af53
ILT		 30462008-04-07 Ian Lance Taylor <iant@google.com>
3047
e24f324c
ILT		 3048 * version.cc (version_string): Set to "1.5".
3049
a036edd8
ILT		 3050 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3051 Add issued_non_pic_error_ field. Declare check_non_pic.
3052 (Target_x86_64::Scan::check_non_pic): New function.
3053 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3054 (Target_x86_64::Scan::global): Likewise.
3055
624f8810
ILT		 3056 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3057 addend parameter. Change caller. Handle merge sections.
3058 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3059 Address to Addend. Don't add in the result of
3060 local_section_offset, pass down the addend and use the returned
3061 value.
3062 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3063 Update declarations of local_section_offset and symbol_value.
3064 * testsuite/two_file_test_1.cc (t18): New function.
3065 * testsuite/two_file_test_2.cc (f18): New function.
3066 * testsuite/two_file_test_main.cc (main): Call t18.
3067 * testsuite/two_file_test.h (t18, f18): Declare.
3068
6835af53
ILT		 3069 * configure.ac: Don't test for objdump, c++filt, or readelf.
3070 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3071 conditionals.
3072 (TEST_READELF): New variable.
3073 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3074 (check_PROGRAMS): Add two_file_strip_test.
3075 (two_file_strip_test): New target.
3076 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3077 (two_file_same_shared_strip_test_SOURCES): New variable.
3078 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3079 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3080 (two_file_same_shared_strip_test_LDADD): New variable.
3081 (two_file_shared_strip.so): New target.
3082 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3083 (ver_test_5.syms, ver_test_7.syms): Likewise.
3084 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3085 (strip_test_3.stdout): Use TEST_OBJDUMP.
3086 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3087
86925eef
CC		 30882008-04-04 Cary Coutant <ccoutant@google.com>
3089
3090 * symtab.h (Symbol::is_weak_undefined): New function.
3091 (Symbol::is_strong_undefined): New function.
3092 (Symbol::is_absolute): New function.
3093 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3094 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3095 absolute symbols.
3096 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3097 (weak_undef_test): New target.
3098 * testsuite/Makefile.in: Rebuild.
3099 * testsuite/weak_undef_file1.cc: New file.
3100 * testsuite/weak_undef_file2.cc: New file.
3101 * testsuite/weak_undef_test.cc: New file.
3102
126f3ece
ILT		 31032008-04-03 Craig Silverstein <csilvers@google.com>
3104
3105 * compressed_output.h (class Output_compressed_section): Use
3106 unsigned buffer.
3107 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3108 add zlib header.
3109 (zlib_compressed_suffix): Removed.
3110 (Output_compressed_section::set_final_data_size): Use unsigned
3111 buffers.
3112 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3113 Fix linker invocation.
3114 (flagstest_o_specialfile_and_compress_debug_sections):
3115 Likewise.
3116 * testsuite/Makefile.in: Regenerated.
3117
deae2a14
DM		 31182008-04-02 David S. Miller <davem@davemloft.net>
3119
3120 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3121 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3122
70752818
ILT		 31232008-04-02 Craig Silverstein <csilvers@google.com>
3124
3125 * TODO: New file.
3126
39d0cb0e
ILT		 31272008-04-02 Ian Lance Taylor <iant@google.com>
3128
3129 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3130 parameters. Update for new key type to views_. Change all
3131 callers.
3132 (File_read::read): Adjust for byteshift in returned view.
3133 (File_read::add_view): New function, broken out of
3134 find_and_make_view.
3135 (File_read::make_view): New function, broken out of
3136 find_and_make_view.
3137 (File_read::find_or_make_view): Add offset and aligned
3138 parameters. Rewrite accordingly. Change all callers.
3139 (File_read::get_view): Add offset and aligned parameters. Adjust
3140 for byteshift in return value.
3141 (File_read::get_lasting_view): Likewise.
3142 * fileread.h (class File_read): Update declarations.
3143 (class File_read::View): Add byteshift_ field. Add byteshift to
3144 constructor. Add byteshift method.
3145 * archive.h (Archive::clear_uncached_views): New function.
3146 (Archive::get_view): Add aligned parameter. Change all callers.
3147 * object.h (Object::get_view): Add aligned parameter. Change all
3148 callers.
3149 (Object::get_lasting_view): Likewise.
3150
3151 * fileread.cc (File_read::release): Don't call clear_views if
3152 there are multiple objects.
3153 * fileread.h (File_read::clear_uncached_views): New function.
3154 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3155 on the archive.
3156
a1207466
CC		 31572008-03-31 Cary Coutant <ccoutant@google.com>
3158
3159 Add thin archive support.
3160 * archive.cc (Archive::armagt): New const.
3161 (Archive::setup): Remove task parameter and calls to unlock.
3162 (Archive::unlock_nested_archives): New function.
3163 (Archive::read_header): Add nested_off parameter. Change
3164 all callers.
3165 (Archive::interpret_header): Likewise.
3166 (Archive::include_all_members): Change to handle thin
3167 archives.
3168 (Archive::include_member): Likewise.
3169 * archive.h (Archive::Archive): Add new parameters and
3170 initializers.
3171 (Archive::armagt): New const.
3172 (Archive::setup): Remove task parameter.
3173 (Archive::unlock_nested_archives): New function.
3174 (Archive::read_header): Add nested_off parameter.
3175 (Archive::interpret_header): Likewise.
3176 (Archive::Nested_archive_table): New typedef.
3177 (Archive::is_thin_archive_): New field.
3178 (Archive::nested_archives_): New field.
3179 (Archive::options_): New field.
3180 (Archive::dirpath_): New field.
3181 (Archive::task_): New field.
3182 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3183 for thin archives. Pass additional parameters to
3184 Archive::Archive. Unlock the archive file after calling
3185 Archive::setup.
cd536b21 3186
479f6503
ILT		 31872008-03-29 Ian Lance Taylor <iant@google.com>
3188
686c8caf
ILT		 3189 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3190 version symbol to be local.
3191 * testsuite/ver_test_4.sh: New file.
3192 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3193 (check_DATA): Add ver_test_4.syms.
3194 (ver_test_4.syms): New target.
3195 * testsuite/Makefile.in: Rebuild.
3196
ab794b6b
ILT		 3197 * output.cc
3198 (Output_section::Input_section_sort_entry::has_priority): New
3199 function.
3200 (Output_section::Input_section_sort_entry::match_file_name): New
3201 function.
3202 (Output_section::Input_section_sort_entry::match_section_name):
3203 Remove.
3204 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3205 Remove.
3206 (Output_section::Input_section_sort_entry::match_section_file):
3207 Remove.
3208 (Output_section::Input_section_sort_compare::operator()): Rewrite
3209 using new Input_section_sort_entry functions. Sort crtbegin and
3210 crtend first. Sort sections with no priority before sections with
3211 a priority.
3212 * testsuite/initpri1.c (d3): Check j != 4.
3213 (cd5): New constructor/destructor function.
3214 (main): Check j != 2.
3215
479f6503
ILT		 3216 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3217 new symbol when resolving, don't call set_is_default.
3218 * testsuite/ver_test_7.cc: New file.
3219 * testsuite/ver_test_7.sh: New file.
3220 * testsuite/Makefile.am (ver_test_7.so): New target.
3221 (ver_test_7.o): New target.
3222 (check_SCRIPTS): Add ver_test_7.sh.
3223 (check_DATA): Add ver_test_7.syms.
3224 (ver_test_7.syms): New target.
3225
2fd32231
ILT		 32262008-03-28 Ian Lance Taylor <iant@google.com>
3227
3228 * layout.cc (Layout::layout): If we see an input section with a
3229 name that needs sorting, set the must_sort flag for the output
3230 section.
3231 (Layout::make_output_section): If the name of the output section
3232 indicates that it might require sorting, set the may_sort flag.
3233 * output.h (Output_section::may_sort_attached_input_sections): New
3234 function.
3235 (Output_section::set_may_sort_attached_input_sections): New
3236 function.
3237 (Output_section::must_sort_attached_input_sections): New
3238 function.
3239 (Output_section::set_must_sort_attached_input_sections): New
3240 function.
3241 (class Output_section): Declare Input_section_sort_entry. Define
3242 Input_section_sort_compare. Declare
3243 sort_attached_input_sections. Add new fields:
3244 may_sort_attached_input_sections_,
3245 must_sort_attached_input_sections_,
3246 attached_input_sections_are_sorted_.
3247 * output.cc (Output_section::Output_section): Initialize new
3248 fields.
3249 (Output_section::add_input_section): Add an entry to
3250 input_sections_ if may_sort or must_sort are true.
3251 (Output_section::set_final_data_size): Call
3252 sort_attached_input_sections if necessary.
3253 (Output_section::Input_section_sort_entry): Define new class.
3254 (Output_section::Input_section_sort_compare::operator()): New
3255 function.
3256 (Output_section::sort_attached_input_sections): New function.
3257 * configure.ac: Check whether the compiler supports constructor
3258 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3259 * testsuite/initpri1.c: New file.
3260 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3261 CONSTRUCTOR_PRIORITY.
3262 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3263 (initpri1_LDFLAGS): New variable.
3264 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3265
18e6b24e
ILT		 32662008-03-27 Ian Lance Taylor <iant@google.com>
3267
49bdd526
ILT		 3268 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3269 * testsuite/common_test_1.c: New file.
3270 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3271 (common_test_1_SOURCES): New variable.
3272 (common_test_1_DEPENDENCIES): New variable.
3273 (common_test_1_LDFLAGS): New variable.
3274
18e6b24e
ILT		 3275 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3276 and commons_ correctly when NAME/VERSION does not override
3277 NAME/NULL.
3278 * testsuite/ver_test_6.c: New file.
3279 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3280 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3281 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3282
04bf7072
ILT		 32832008-03-26 Ian Lance Taylor <iant@google.com>
3284
5871526f
ILT		 3285 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3286 of an undefined symbol from a version script.
3287 * testsuite/Makefile.am (ver_test_5.so): New target.
3288 (ver_test_5.o): New target.
3289 (check_SCRIPTS): Add ver_test_5.sh.
3290 (check_DATA): Add ver_test_5.syms.
3291 (ver_test_5.syms): New target.
3292 * testsuite/ver_test_5.cc: New file.
3293 * testsuite/ver_test_5.script: New file.
3294 * testsuite/ver_test_5.sh: New file.
3295 * Makefile.in, testsuite/Makefile.in: Rebuild.
3296
04bf7072
ILT		 3297 PR gold/5986
3298 Fix problems building gold with gcc 4.3.0.
3299 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3300 (gold_error_at_location, gold_warning_at_location): Use it.
3301 * configure.ac: Check whether we can compile and use a template
3302 function with a printf attribute.
3303 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3304 when jumping over bytes.
3305 * object.cc: Instantiate Object::read_section_data.
3306 * debug.h: Include <cstring>
3307 * dwarf_reader.cc: Include <algorithm>
3308 * main.cc: Include <cstring>.
3309 * options.cc: Include <cstring>.
3310 * output.cc: Include <cstring>.
3311 * script.cc: Include <cstring>.
3312 * script.h: Include <string>.
3313 * symtab.cc: Include <cstring> and <algorithm>.
3314 * target-select.cc: Include <cstring>.
3315 * version.cc: Include <string>.
3316 * testsuite/testmain.cc: Include <cstdlib>.
3317 * configure, config.in: Rebuild.
3318
874c5b28
ILT		 33192008-03-25 Ian Lance Taylor <iant@google.com>
3320
819d6c3a
ILT		 3321 * options.cc: Include "../bfd/bfdver.h".
3322 (options::help): Print bug reporting address.
3323
f4b2c6f5
ILT		 3324 * version.cc (print_version): Adjust output for current value of
3325 BFD_VERSION_STRING.
3326
3327 * NEWS: New file.
3328
e96caa79
ILT		 3329 * options.cc (options::help): Print list of supported targets.
3330 * target-select.h: Include <vector>.
3331 (class Target_selector): Make machine_, size_, and is_big_endian_
3332 fields const. Add bfd_name_ and instantiated_target_ fields.
3333 (Target_selector::Target_selector): Add bfd_name parameter.
3334 (Target_selector::recognize): Make non-virtual, call
3335 do_recognize.
3336 (Target_selector::recognize_by_name): Make non-virtual, call
3337 do_recognize_by_name.
3338 (Target_selector::supported_names): New function.
3339 (Target_selector::bfd_name): New function.
3340 (Target_selector::do_instantiate_target): New pure virtual
3341 function.
3342 (Target_selector::do_recognize): New virtual function.
3343 (Target_selector::do_recognize_by_name): New virtual function.
3344 (Target_selector::instantiate_target): New private function.
3345 (supported_target_names): Declare.
3346 * target-select.cc (Target_selector::Target_selector): Update for
3347 new parameter and fields.
3348 (select_target_by_name): Check that the name matches before
3349 calling recognize_by_name.
3350 (supported_target_names): New function.
3351 * i386.cc (class Target_selector_i386): Update Target_selector
3352 constructor call. Remove recognize and recognize_by_name. Add
3353 do_instantiate_target.
3354 * x86_64.cc (class Target_selector_x86_64): Likewise.
3355 * testsuite/testfile.cc (class Target_selector_test): Update for
3356 changes to Target_selector.
3357
874c5b28
ILT		 3358 * README: Rewrite, with some notes on unsupported features.
3359
0a65a3a7
CC		 33602008-03-24 Cary Coutant <ccoutant@google.com>
3361
3362 * i386.cc (Target_i386::Got_type): New enum declaration.
3363 (Target_i386::Scan::local): Updated callers of Output_data_got
3364 member functions.
3365 (Target_i386::Scan::global): Likewise.
3366 (Target_i386::Relocate::relocate): Likewise.
3367 (Target_i386::Relocate::relocate_tls): Likewise.
3368 * object.h (Got_offset_list): New class.
3369 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3370 (Sized_relobj::local_got_offset): Likewise.
3371 (Sized_relobj::set_local_got_offset): Likewise.
3372 (Sized_relobj::local_has_tls_got_offset): Removed.
3373 (Sized_relobj::local_tls_got_offset): Removed.
3374 (Sized_relobj::set_local_tls_got_offset): Removed.
3375 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3376 * output.cc (Output_data_got::add_global): Added got_type parameter.
3377 (Output_data_got::add_global_with_rel): Likewise.
3378 (Output_data_got::add_global_with_rela): Likewise.
3379 (Output_data_got::add_global_pair_with_rel): New function.
3380 (Output_data_got::add_global_pair_with_rela): New function.
3381 (Output_data_got::add_local): Added got_type parameter.
3382 (Output_data_got::add_local_with_rel): Likewise.
3383 (Output_data_got::add_local_with_rela): Likewise.
3384 (Output_data_got::add_local_pair_with_rel): New function.
3385 (Output_data_got::add_local_pair_with_rela): New function.
3386 (Output_data_got::add_global_tls): Removed.
3387 (Output_data_got::add_global_tls_with_rel): Removed.
3388 (Output_data_got::add_global_tls_with_rela): Removed.
3389 (Output_data_got::add_local_tls): Removed.
3390 (Output_data_got::add_local_tls_with_rel): Removed.
3391 (Output_data_got::add_local_tls_with_rela): Removed.
3392 * output.h (Output_data_got::add_global): Added got_type parameter.
3393 (Output_data_got::add_global_with_rel): Likewise.
3394 (Output_data_got::add_global_with_rela): Likewise.
3395 (Output_data_got::add_global_pair_with_rel): New function.
3396 (Output_data_got::add_global_pair_with_rela): New function.
3397 (Output_data_got::add_local): Added got_type parameter.
3398 (Output_data_got::add_local_with_rel): Likewise.
3399 (Output_data_got::add_local_with_rela): Likewise.
3400 (Output_data_got::add_local_pair_with_rel): New function.
3401 (Output_data_got::add_local_pair_with_rela): New function.
3402 (Output_data_got::add_global_tls): Removed.
3403 (Output_data_got::add_global_tls_with_rel): Removed.
3404 (Output_data_got::add_global_tls_with_rela): Removed.
3405 (Output_data_got::add_local_tls): Removed.
3406 (Output_data_got::add_local_tls_with_rel): Removed.
3407 (Output_data_got::add_local_tls_with_rela): Removed.
3408 * resolve.cc (Symbol::override_base_with_special): Removed
3409 reference to has_got_offset_ field.
3410 * symtab.cc (Symbol::init_fields): Replaced initialization
3411 of got_offset_ with got_offsets_. Removed initialization
3412 of has_got_offset_
53fcba31 3413 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3414 (Symbol::got_offset): Likewise.
3415 (Symbol::set_got_offset): Likewise.
3416 (Symbol::has_tls_got_offset): Removed.
3417 (Symbol::tls_got_offset): Removed.
3418 (Symbol::set_tls_got_offset): Removed.
3419 (Symbol::got_offset_): Removed.
3420 (Symbol::tls_mod_got_offset_): Removed.
3421 (Symbol::tls_pair_got_offset_): Removed.
3422 (Symbol::got_offsets_): New field.
3423 (Symbol::has_got_offset): Removed.
3424 (Symbol::has_tls_mod_got_offset): Removed.
3425 (Symbol::has_tls_pair_got_offset): Removed.
3426 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3427 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3428 member functions.
3429 (Target_x86_64::Scan::global): Likewise.
3430 (Target_x86_64::Relocate::relocate): Likewise.
3431 (Target_x86_64::Relocate::relocate_tls): Likewise.
3432
bd52eafb
BE		 34332008-03-25 Ben Elliston <bje@au.ibm.com>
3434
3435 * yyscript.y: Fix spelling error in comment.
3436
8b105e34
ILT		 34372008-03-24 Ian Lance Taylor <iant@google.com>
3438
8ed814a9
ILT		 3439 * options.h (class General_options): Define build_id option.
3440 * layout.h (class Layout): Declare write_build_id, create_note,
3441 create_build_id. Add build_id_note_ member.
3442 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3443 "libiberty.h", "md5.h", "sha1.h".
3444 (Layout::Layout): Initialize eh_frame_data_,
3445 eh_frame_hdr_section_, and build_id_note_.
3446 (Layout::finalize): Call create_build_id.
3447 (Layout::create_note): New function, broken out of
3448 Layout::create_gold_note.
3449 (Layout::create_gold_note): Call create_note.
3450 (Layout::create_build_id): New function.
3451 (Layout::write_build_id): New function.
3452 (Close_task_runner::run): Call write_build_id.
3453
8b105e34
ILT		 3454 * x86_64.cc: Correct license to GPLv3.
3455
086a1841
ILT		 34562008-03-23 Ian Lance Taylor <iant@google.com>
3457
3458 * options.cc: Include "demangle.h".
3459 (parse_optional_string): New function.
3460 (parse_long_option): Handle takes_optional_argument.
3461 (parse_short_option): Update dash_z initializer. Handle
3462 takes_optional_argument.
3463 (General_options::General_options): Initialize do_demangle_.
3464 (General_options::finalize): Set do_demangle_. Handle demangling
3465 style.
3466 * options.h (parse_optional_string): Declare.
3467 (struct One_option): Add optional_arg field. Update constructor.
3468 Update call constructor calls. Add takes_optional_argument
3469 function.
3470 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3471 (DEFINE_optional_string): Define.
3472 (General_options::demangle): Change from DEFINE_bool to
3473 DEFINE_optional_string.
3474 (General_options::no_demangle): New function.
3475 (General_options::do_demangle): New function.
3476 (General_options::set_do_demangle): New function.
3477 (General_options::execstack_status_): Move definition to end of
3478 class definition.
3479 (General_options::static_): Likewise.
3480 (General_options::do_demangle_): New field.
3481 * object.cc (big_endian>::get_symbol_location_info): Call
3482 Options::do_demangle, not Options::demangle.
3483 * symtab.cc (demangle): Likewise.
3484
cbb93e63
ILT		 34852008-03-22 Ian Lance Taylor <iant@google.com>
3486
3487 * gold.h: Include <cstddef> and <sys/types.h>
3488 * options.h: Include <cstring>.
3489
ec531623
ILT		 34902008-03-21 Ian Lance Taylor <iant@google.com>
3491
3492 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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