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* NEWS: Mention biarch amd64-linux gdbserver and hardware watchpoint
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
9c547ec3
ILT		 12009-06-24 Ian Lance Taylor <iant@google.com>
2
3 PR 10156
4 * layout.cc (Layout::choose_output_section): If we find an
5 existing section, update the flags.
6 (Layout::create_notes): New function, broken out of
7 Layout::finalize.
8 (Layout::finalize): Don't create note sections.
9 (Layout::create_note): Don't crash if linker script discards
10 section.
11 (Layout::create_gold_note): Likewise.
12 (Layout::create_build_id): Likewise. Don't set
13 after_input_sections on the section.
14 (Layout::create_executable_stack_info): Remove target parameter.
15 Change caller.
16 * layout.h (class Layout): Declare create_notes. Update
17 declaration of create_executable_stack_info.
18 * gold.cc (queue_middle_tasks): Call create_notes.
19 * output.cc (Output_section::update_flags_for_input_section): Move
20 here from output.h. If SHF_ALLOC flag is newly set, mark address
21 invalid.
22 * output.h (Output_data::mark_address_invalid): New function.
23 (class Output_section): Only declare, not define,
24 update_flags_for_input_section. Remove set_flags.
25
55458500
ILT		 262009-06-24 Ian Lance Taylor <iant@google.com>
27
28 * script-sections.cc (Output_section_definition::
29 set_section_addresses): Rename shadowing local load_address to
30 laddr.
31
1307d6cd
ILT		 322009-06-24 Ian Lance Taylor <iant@google.com>
33
34 PR 10244
35 * reloc.cc (relocate_sections): Skip empty relocation sections.
36
ec3f783e
ILT		 372009-06-23 Ian Lance Taylor <iant@google.com>
38
39 PR 10156
40 * layout.cc (Layout::create_note): Use choose_output_section
41 rather than make_output_section.
42
459c9f1c
ILT		 432009-06-23 Ian Lance Taylor <iant@google.com>
44
45 PR 10237
46 * options.cc (General_options::parse_V): Set printed_version_.
47 (General_options::General_options): Initialize printed_version_.
48 * options.h (class General_options): Add printed_version_ field.
49 * gold.cc (queue_initial_tasks): If there are no input files,
50 don't give a fatal error if we printed the version information.
51 (queue_middle_tasks): If using -r with a shared object, give a
52 fatal error rather than an ordinary error.
53
1518dc8f
ILT		 542009-06-23 Ian Lance Taylor <iant@google.com>
55
56 PR 10219
57 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
58 (Layout::make_output_section): Set have_stabstr_section_ if we see
59 a .stab*str section.
60 (Layout::finalize): Call link_stabs_sections.
61 (Layout::link_stabs_sections): New file.
62 * layout.h (class Layout): Add have_stabstr_section_ field.
63 Declare link_stabs_sections.
64
3d857b98
DK		 652009-06-23 Doug Kwan <dougkwan@google.com>
66
67 * Makefile.am (libgold_a_LIBADD): New.
68 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
69 * Makefile.in: Regenerate.
70 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
71 * configure: Regenerate.
72 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
73 * fileread.cc: Include sys/state.h
74 * gold.h: Declare memmem and strndup if found missing.
75 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
76
0639a6f6
ILT		 772009-06-23 Ian Lance Taylor <iant@google.com>
78
79 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
80 * configure: Rebuild.
81
8d63875c
ILT		 822009-06-23 Ian Lance Taylor <iant@google.com>
83
84 PR 10147
85 * object.cc (Object::section_contents): Don't try to get a view if
86 the section has length zero.
87 (Object::handle_gnu_warning_section): If the section is empty, use
88 the name of the section as the warning.
89
f7c8a183
ILT		 902009-06-23 Ian Lance Taylor <iant@google.com>
91
92 PR 10133
93 * stringpool.h (class Stringpool_template): Add optimize_ field.
94 (Stringpool_template::set_optimize): New function.
95 * stringpool.cc (Stringpool_template::Stringpool_template):
96 Initialize optimize_ field.
97 (Stringpool_template::set_string_offsets): Test local optimize
98 fild rather than parameter.
99 * layout.cc (Layout::Layout): Call set_optimize on the section
100 name stringpool.
101
e6a307ba
ILT		 1022009-06-22 Ian Lance Taylor <iant@google.com>
103
104 PR 10030
105 * yyscript.y: Parse TARGET.
106 * script.cc (script_set_target): New function.
107 * script-c.h (script_set_target): Declare.
108 * options.cc (General_options::string_to_object_format): Rename
109 from string_to_object_format in anonymous namespace. Change
110 callers.
111 * options.h (class General_options): Declare
112 string_to_object_format.
113
3ee173de
ILT		 1142009-06-22 Ian Lance Taylor <iant@google.com>
115
116 * script-sections.cc (Script_sections::create_segments): Don't put
117 program headers in a PT_LOAD segment if -n or -N.
118
1192009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 120
121 PR 10141
122 * options.h (class General_options): Add -z lazy and -z now. Sort
123 -z options into alphabetical order.
124 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
125
cd6739a1 1262009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 127
128 * layout.cc (Layout::make_output_section): Call
129 Target::new_output_section.
130 (Layout::attach_allocated_section_to_segment): Put large section
131 sections in a separate load segment with the large segment flag
132 set.
133 (Layout::segment_precedes): Sort large data segments after other
134 load segments.
135 (align_file_offset): New static function.
136 (Layout::set_segment_offsets): Use align_file_offset.
137 * output.h (class Output_section): Add is_small_section_ and
138 is_large_section_ fields.
139 (Output_section::is_small_section): New function.
140 (Output_section::set_is_small_section): New function.
141 (Output_section::is_large_section): New function.
142 (Output_section::set_is_large_section): New function.
143 (Output_section::is_large_data_section): New function.
144 (class Output_segment): Add is_large_data_segment_ field.
145 (Output_segment::is_large_data_segment): New function.
146 (Output_segment::set_is_large_data_segment): New function.
147 * output.cc (Output_section::Output_section): Initialize new
148 fields.
149 (Output_segment::Output_segment): Likewise.
150 (Output_segment::add_output_section): Add assertion that large
151 data sections always go in large data segments. Force small data
152 sections to the end of the list of data sections. Force small BSS
153 sections to the start of the list of BSS sections. For large BSS
154 sections to the end of the list of BSS sections.
155 * symtab.h (class Symbol): Declare is_common_shndx.
156 (Symbol::is_defined): Check Symbol::is_common_shndx.
157 (Symbol::is_common): Likewise.
158 (class Symbol_table): Define enum Commons_section_type. Update
159 declarations. Add small_commons_ and large_commons_ fields.
160 * symtab.cc (Symbol::is_common_shndx): New function.
161 (Symbol_table::Symbol_table): Initialize new fields.
162 (Symbol_table::add_from_object): Put small and large common
163 symbols in the right list.
164 (Symbol_table::sized_finalized_symbol): Check
165 Symbol::is_common_shndx.
166 (Symbol_table::sized_write_globals): Likewise.
167 * common.cc (Symbol_table::do_allocate_commons): Allocate new
168 common symbol lists. Don't call do_allocate_commons_list if the
169 list is empty.
170 (Symbol_table::do_allocate_commons_list): Remove is_tls
171 parameter. Add comons_section_type parameter. Change all
172 callers. Handle small and large common symbols.
173 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
174 Symbol::is_common_shndx.
175 * resolve.cc (symbol_to_bits): Likewise.
176 * target.h (Target::small_common_shndx): New function.
177 (Target::small_common_section_flags): New function.
178 (Target::large_common_shndx): New function.
179 (Target::large_common_section_flags): New function.
180 (Target::new_output_section): New function.
181 (Target::Target_info): Add small_common_shndx, large_common_shndx,
182 small_common_section_flags, and large_common_section_flags
183 fields.
184 (Target::do_new_output_section): New virtual function.
185 * arm.cc (Target_arm::arm_info): Initialize new fields.
186 * i386.cc (Target_i386::i386_info): Likewise.
187 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
188 Likewise.
189 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
190 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
191 (Target_x86_64::do_new_output_section): New function.
192 * configure.ac: Define conditional MCMODEL_MEDIUM.
193 * testsuite/Makefile.am (check_PROGRAMS): Add large.
194 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
195 (large_LDFLAGS): Define.
196 * testsuite/large.c: New file.
197 * testsuite/testfile.cc (Target_test::test_target_info):
198 Initialize new fields.
199 * configure, testsuite/Makefile.in: Rebuild.
200
bb04269c
DK		 2012009-06-05 Doug Kwan <dougkwan@google.com>
202
203 * Makefile.am (CCFILES): Add target.cc.
204 * Makefile.in: Regenerate.
205 * i386.cc (class Target_i386): Define new virtual method to
206 override do_is_local_label_name in parent.
207 * object.cc (Sized_relobj::do_count_local_symbols): Discard
208 local symbols if --discard-locals or -X is given.
209 * options.h (class General_options): Declare new options
210 '--discard-locals' and '-X' for discarding locals.
211 * target.h (class Target): Define new methods is_local_label_name.
212 Declare new virtual method do_is_local_label_name.
213 * target.cc: New file.
214 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
215 (check_SCRIPTS): Add discard_locals_test.sh.
216 (check_DATA): Add discard_local_tests.syms.
217 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
218 (discard_local_tests.syms, discard_locals_test.o): New make rules.
219 * testsuite/Makefile.in: Regenerate.
220 * testsuite/discard_locals_test.c: New file.
221 * testsuite/discard_locals_test.sh: Same.
222
805bb01c
DK		 2232009-06-05 Doug Kwan <dougkwan@google.com>
224
225 * object.cc (Sized_relobj::Sized_relobj): Initialize
226 discarded_eh_frame_shndx_ to -1U.
227 (Sized_relobj::do_layout): Record index of a discard .eh_frame
228 section.
229 (Sized_relobj::do_count_local_symbols): Skip local symbols in
230 a discarded .eh_frame section.
231 (Sized_relobj::do_finalize_local_symbols): Ditto.
232 * object.h (class Sized_relobj): Declare new member
233 discarded_eh_frame_shndx_.
234 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
235 (local_labels_test.o, local_labels_test): New rules.
236 * testsuite/Makefile.in: Regenerate.
237
1dcd334d
DK		 2382009-06-04 Doug Kwan <dougkwan@google.com>
239
240 * layout.cc (Layout::section_name_mapping): Add mapping for
241 special ARM sections.
242
96d49306
DK		 2432009-06-03 Doug Kwan <dougkwan@google.com>
244
245 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
246 (utils::has_overflow): Same.
247
dff16297
ILT		 2482009-06-03 Ian Lance Taylor <iant@google.com>
249
250 * layout.cc (Layout::section_name_mapping): New array, replacing
251 Layout::linkonce_mapping.
252 (Layout::section_name_mapping_count): New variable, replacing
253 Layout::linkonce_mapping_count.
254 (Layout::linkonce_output_name): Remove.
255 (Layout::output_section_name): Rewrite.
256 * layout.h (class Layout): Rename Linkonce_mapping to
257 Section_name_mapping, linkonce_mapping to section_name_mapping,
258 linkonce_mapping_count to section_name_mapping_count. Don't
259 declare linkonce_output_name.
260
c121c671
DK		 2612009-06-03 Doug Kwan <dougkwan@google.com>
262
263 * gold/arm.cc (namespace utils): New.
264 (Target_arm::reloc_is_non_pic): Define new method.
265 (class Arm_relocate_functions): New.
266 (Target_arm::Relocate::relocate): Handle relocation types used by
267 Android.
268
07800fab
ILT		 2692009-06-03 Ian Lance Taylor <iant@google.com>
270
271 * arm.cc (Target_arm::scan::global): Use || instead of |.
272
c121c671
DK		 2732009-06-02 Doug Kwan <dougkwan@google.com>
274
275 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
276 issued_non_pic_error_.
277 (class Target_arm::Scan): Declare new method check_non_pic.
278 Define new method symbol_needs_plt_entry.
279 Declare new data member issued_non_pic_error_.
280 (class Target_arm::Relocate): Declare new method
281 should_apply_static_reloc.
282 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
283 (Target_arm::Scan::check_non_pic): Define new method.
284 (Target_arm::Scan::local): Handle a small subset of reloc types used
285 by Android.
286 (Target_arm::Scan::local): Same.
287 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
288
b19b0c6d
ILT		 2892009-05-31 Mikolaj Zalewski <mikolajz@google.com>
290
291 * incremental.cc (Incremental_inputs::report_command_line): Filter
292 out --incremental-* options.
293
94cdfcff
DK		 2942009-05-29 Doug Kwan <dougkwan@google.com>
295
296 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
297 template class.
298 (class Target_arm): Update comment.
299 (Target_arm::Target_arm): Initialize new data members GOT_,
300 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
301 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
302 and Target_arm::rel_dyn_section.
303 Declare new_enum Target_arm::Got_type.
304 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
305 and DYNBSS_.
306 Update commments for member do_dynsym_value.
307 (Target_arm::got_size, Target_arm::plt_section,
308 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
309 new methods inside class defintion.
310 (Target_arm::got_section): Define new method.
311 (Target_arm::rel_dyn_section): Same.
312 (Output_data_plt_arm): New template class.
313 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
314 (Output_data_plt_arm:do_adjust_output_section): Define new method.
315 (Output_data_plt_arm::add_entry): Same.
316 (Output_data_plt_arm::first_plt_entry): Define new
317 static data member for PLT instruction template.
318 (Output_data_plt_arm::plt_entry): Same.
319 (Output_data_plt_arm::do_write): Define new method.
320 (Target_arm::make_plt_entry): Same.
321 (Target_arm::do_finalize_sections): Same.
322 (Target_arm::do_dynsym_value): Same.
323
4a657b0d
DK		 3242009-05-28 Doug Kwan <dougkwan@google.com>
325
326 * Makefile.am (TARGETSOURCES): Add arm.cc.
327 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
328 * Makefile.in: Regenerate.
329 * arm.cc: New file.
330 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
331
e7ae8c36
DK		 3322009-05-26 Doug Kwan <dougkwan@google.com>
333
334 * options.cc (General_options::parse_exclude_libs). Fix a comment.
335 (General_options::check_excluded_libs): Strip off directories in
336 archive name before matching like GNU ld does.
337 * testsuite/Makefile.am (MOSTLYCLEANFILES,
338 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
339 (exclude_libs_test_LDFLAGS): Add linker option
340 -Wl,--exclude-libs,libexclude_libs_test_3
341 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
342 an explicit archive without using -l.
343 (alt/libexclude_libs_test_3.a): New make rule.
344 * testsuite/Makefile.in: Regenerate.
345 * testsuite/exclude_libs_test.c : Declare lib3_default().
346 (main): Call it.
347 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
348 * exclude_libs_test_3.c: New file.
349
f12e7348
NC		 3502009-05-26 Nick Clifton <nickc@redhat.com>
351
352 * po/id.po: New Indonesian translation.
353 * po/gold.pot: Updated template file.
354
4daadc0d
ST		 3552009-05-22 Sriraman Tallam <tmsriram@google.com>
356
357 * testsuite/Makefile.am: Add -ffunction-sections to compile
358 gc_comdat_test files. Add -Wl,--gc-sections to build
359 gc_comdat_test.
360 * testsuite/Makefile.in: Regenerate.
361 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
362
531813ad
ST		 3632009-05-21 Sriraman Tallam <tmsriram@google.com>
364
365 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
366 kept comdat section was garbage collected.
367 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
368 * testsuite/Makefile.in: Regenerate.
369 * testsuite/gc_comdat_test.sh: New file.
370 * testsuite/gc_comdat_test_1.cc: New file.
371 * testsuite/gc_comdat_test_2.cc: New file.
372
65514900
CC		 3732009-05-19 Doug Kwan <dougkwan@google.com>
374
375 * archive.cc (Archive::Archive): Move constructor from archive.h
376 to here. Initialize no_export_.
377 (Archive::get_elf_object_for_member): Set no_export flag of object.
378 * archive.h (Archive::Archive): Move constructor body to
379 archive.cc.
380 (Archive::no_export): New method.
381 (Archive::no_export_): New field.
382 * object.h (Object::Object): Initialize no_export_ to false.
383 (Object::no_export, Object::set_no_export): New methods.
384 (Object::no_export_): New field.
385 * options.cc (General_options::parse_exclude_libs): New method.
386 (General_options::check_excluded_libs) Same.
387 * options.h (exclude_libs): New option.
388 (General_options::check_excluded_libs): New method declaration.
389 (General_options::excluded_libs_): New field.
390 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
391 default or protected visibility if an object has no-export flag set.
392 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
393 (check_SCRIPTS): Add exclude_libs_test.sh.
394 (check_DATA): Add exclude_libs_test.syms.
395 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
396 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
397 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
398 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
399 (exclude_libs_test.syms, libexclude_libs_test_1.a,
400 libexclude_libs_test_2.a): New rules.
401 * testsuite/Makefile.in: Regenerate.
402 * testsuite/exclude_libs_test.c: New file.
403 * testsuite/exclude_libs_test.sh: Ditto.
404 * testsuite/exclude_libs_test_1.c: Ditto.
405 * testsuite/exclude_libs_test_2.c: Ditto.
406
1b77ea50
ILT		 4072009-05-15 Ian Lance Taylor <iant@google.com>
408
409 * configure.ac: Check for declarations for cases where libiberty.h
410 checks HAVE_DECL_xxx.
411 * configure, config.in: Rebuild.
412
072fe7ce
ILT		 4132009-05-15 Mikolaj Zalewski <mikolajz@google.com>
414
415 * gold.h (Incremental_argument_list): Remove (invalid) forward
416 declaration.
417 * incremental.cc (Incremental_inputs::report_achive): New method.
418 (Incremental_inputs::report_object): New method.
419 (Incremental_inputs::report_script): New method.
420 (Incremental_inputs::finalize_inputs): New method.
421 (Incremental_inputs::finalize): Call finalize_inputs().
422 (Incremental_inputs::sized_create_incremental_inputs_section_data):
423 Create inputs entries.
424 * incremental.h (Incremental_input_type): New enum.
425 (Incremental_inputs::Incremental_input): Initialize new fields.
426 (Incremental_inputs::report_inputs): New method.
427 (Incremental_inputs::report_achive): New method.
428 (Incremental_inputs::report_object): New method.
429 (Incremental_inputs::report_script): New method.
430 (Incremental_inputs::finalize_inputs): New method.
431 (Incremental_inputs::Input_info): New struct.
432 (Incremental_inputs::Input_info_map): New typedef.
433 (Incremental_inputs::lock_): New field.
434 (Incremental_inputs::Inputs_): New field.
435 (Incremental_inputs::Inputs_map): New field.
436 * main.cc (main): Call Incremental_input::report_inputs.
437 * options.h (Input_argument_list): Typedef moved from
438 Input_arguments.
439 (Input_file_group::Files): Remove, use ::Input_argument_list.
440 (Input_file_group::Input_argument_list): Remove, use
441 ::Input_argument_list.
442 * plugin.cc (Plugin_manager::add_input_file): Add error in
443 incremental build.
444 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
445 functions.
446 * script.cc (read_input_script): Call
447 Incremental_input::report_script.
448 * script.h (Script_info): New class.
449
b0481b0b
ILT		 4502009-04-27 Ian Lance Taylor <iant@google.com>
451
452 * x86_64.cc (do_adjust_output_section): Set entsize to
453 plt_entry_size.
454
b22a5a41 4552009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 456
457 * output.cc (Output_file::close): After short writes, continue
458 writing from the correct offset in the buffer being written.
459
40fde488
CD		 4602009-04-23 Chris Demetriou <cgd@google.com>
461
462 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
463 * configure: Regenerate.
464 * config.in: Regenerate.
465 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
466 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
467
3ce2c28e
ILT		 4682009-04-21 Mikolaj Zalewski <mikolajz@google.com>
469
470 * incremental.cc (Incremental_inputs_header_data): Renamed from
471 Incremental_input_header_data.
472 (Incremental_inputs_header_data::data_size): New field.
473 (Incremental_inputs_header_data::put_input_file_count): Renamed
474 from input_file_count.
475 (Incremental_inputs_header_data::put_command_line_offset): Renamed
476 from command_line_offset.
477 (Incremental_inputs_header_data::put_reserved): Renamed from
478 put_reserved.
479 (Incremental_inputs_entry_data): Renamed from
480 Incremental_input_entry_data.
481 (Incremental_inputs_entry_data::data_size): New field.
482 (Incremental_inputs::report_command_line): New method.
483 (Incremental_inputs::finalize): New method.
484 (Incremental_inputs::create_incremental_inputs_data): New method.
485 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
486 * incremental.h: New file.
487 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
488 (Layout::finalize): Create incremental inputs section in
489 incremental builds.
490 (Layout::create_incremental_info_sections): New method.
491 * layout.h (Layout::incremental_inputs): New method.
492 (Layout::create_incremental_info_sections): New method.
493 (Layout::incremental_inputs_): New field.
494 * main.cc (main): Notify Incremental_input of the command line.
495
e55bde5e
ILT		 4962009-04-01 Ian Lance Taylor <iant@google.com>
497 Mikolaj Zalewski <mikolajz@google.com>
498
499 * gold.h (reserve_unordered_map): Define, three versions, one for
500 each version of Unordered_map.
501 * layout.cc (Layout::Layout): Remove options parameter. Add
502 number_of_input_files parameter. Don't initialize options_.
503 Initialize number_of_input_files_ and resized_signatures_. Move
504 sections_are_attached_.
505 (Layout::layout_group): Reserve space for group_signatures_.
506 (Layout::find_or_add_kept_section): Change name parameter to be a
507 reference. Resize signatures_ map when it gets large enough.
508 (Layout::layout_eh_frame): Use parameters->options() instead of
509 this->options_.
510 (Layout::make_output_section): Likewise.
511 (Layout::attach_allocated_section_to_segment): Likewise.
512 (Layout::finalize, Layout::create_executable_stack): Likewise.
513 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
514 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
515 * layout.h (class Layout): Update declarations. Remove options_
516 field. Add number_of_input_files_ and resized_signatures_
517 fields. Move sections_are_attached_ field.
518 * main.cc (main): Pass number of input files to Layout
519 constructor. Don't pass options.
520
154b857c
ILT		 5212009-03-30 Ian Lance Taylor <iant@google.com>
522
523 * ffsll.c (ffsll): Correct implementation.
524
2f35ab9b
ILT		 5252009-03-27 Ian Lance Taylor <iant@google.com>
526
fd03461a
ILT		 527 * ffsll.c: New file.
528 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
529 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
530 * ftruncate.c (ftruncate): Declare before definition.
531 * mremap.c (mremap): Likewise.
532 * pread.c (pread): Likewise.
533 * configure, Makefile.in, config.in: Rebuild.
534
2f35ab9b
ILT		 535 * mremap.c: New file.
536 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
537 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
538 (mremap): Declare if HAVE_MREMAP is not defined.
539 * configure, Makefile.in, config.in: Rebuild.
540
33aea2fd
CC		 5412009-03-27 Cary Coutant <ccoutant@google.com>
542
543 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
544 position independent.
545 * sparc.cc (Target_sparc::check_non_pic): Likewise.
546 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
547
6d479619
CC		 5482009-03-24 Cary Coutant <ccoutant@google.com>
549
550 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
551 an executable.
552 (needs_dynamic_reloc): Likewise.
553
afc06bb8
ILT		 5542009-03-24 Ian Lance Taylor <iant@google.com>
555
556 * yyscript.y (file_cmd): Recognize EXTERN.
557 (extern_name_list, extern_name_list_body): New nonterminals.
558 * script.cc (script_add_extern): Define.
559 * script-c.h (script_add_extern): Declare.
560
f6060a4d
ILT		 5612009-03-24 Rafael Avila de Espindola <espindola@google.com>
562
563 * object.cc (is_elf_object): Define.
564 * object.h (is_elf_object): Declare.
565 * archive.cc (Archive::get_elf_object_for_member): Call
566 is_elf_object.
33aea2fd 567 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 568
26736d8e
ILT		 5692009-03-24 Elliott Hughes <enh@google.com>
570
571 * output.cc (Output_file::map_anonymous): Define.
572 (Output_file::map): Use map_anonymous. If the regular mmap fails,
573 try an anonymous one. Report the size if the mmap fails.
574 * output.h (class Output_file): Declare map_anonymous.
575
22fd9730
ILT		 5762009-03-24 Ian Lance Taylor <iant@google.com>
577
578 * target-select.cc (instantiate_target): Don't acquire the lock if
579 the instantiated_target_ field has already been set.
580
cb010894
ILT		 5812009-03-23 Ian Lance Taylor <iant@google.com>
582
7f055c20
ILT		 583 * gold-threads.h (class Initialize_lock): Define.
584 * gold-threads.cc (class Initialize_lock_once): Define.
585 (initialize_lock_control): New static variable.
586 (initialize_lock_pointer): New static variable.
587 (initialize_lock_once): New static function.
588 (Initialize_lock::Initialize_lock): Define.
589 (Initialize_lock::initialize): Define.
590 * target-select.h: Include "gold-threads.h".
591 (class Target_selector): Add lock_ and initialize_lock_ fields.
592 Don't define instantiate_target, just declare it.
593 * target-select.cc (Target_selector::Target_selector): Initialize
594 new fields.
595 (Target_selector::instantiate_target): Define.
596 * descriptors.h: Include "gold-threads.h".
597 (class Descriptors): Add initialize_lock_ field.
598 * descriptors.cc (Descriptors::Descriptors): Initialize new
599 field.
600 (Descriptors::open): Use initialize_lock_ field
601 * errors.h (class Errors): Add initialize_lock_ field.
602 * errors.cc (Errors::Errors): Initialize new field.
603 (Errors::initialize_lock): Use initialize_lock_ field.
604 * powerpc.cc (class Target_selector_powerpc): Remove
605 instantiated_target_ field. In do_recognize call
606 instantiate_target rather than do_instantiate_target. In
607 do_instantiate_target just allocate a new target.
608 * sparc.cc (class Target_selector_sparc): Likewise.
609
36959681
ILT		 610 * freebsd.h: New file.
611 * i386.cc: Include "freebsd.h".
612 (Target_i386): Derive from Target_freebsd rather than
613 Sized_target.
614 (Target_selector_i386): Derive from Target_selector_freebsd rather
615 than Target_selector.
616 * x86_64.cc: Include "freebsd.h".
617 (Target_x86_64): Derive from Target_freebsd rather than
618 Sized_target.
619 (Target_selector_x86_64): Derive from Target_selector_freebsd
620 rather than Target_selector.
621 * target.h (class Target): Add adjust_elf_header and
622 do_adjust_elf_header.
623 * output.cc (Output_file_header:: do_sized_write): Call target
624 adjust_elf_header routine.
625 * configure.tgt: Set targ_osabi.
626 * configure.ac: Define GOLD_DEFAULT_OSABI.
627 * parameters.cc (Parameters::default_target): Pass
628 GOLD_DEFAULT_OSABI to select_target.
629 * target-select.h (class Target_selector): Make instantiate_target
630 protected rather than private.
631 * Makefile.am (HFILES): Add freebsd.h.
632 * configure, Makefile.in, config.in: Rebuild.
633
cb010894
ILT		 634 * merge.cc (do_add_input_section): Correct pend value. Change
635 message about last entry not being null terminated from error to
636 warning.
637
0e879927
ILT		 6382009-03-20 Mikolaj Zalewski <mikolajz@google.com>
639
640 * incremental.cc: New file.
641 * Makefile.am (CCFILES): Add incremental.cc.
642 * Makefile.in: Rebuild.
643
41105937
PP		 6442009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
645
646 * layout.cc (Layout::output_section_name): Preserve names
647 of '.note.' sections.
648
60439920
ILT		 6492009-03-19 Ian Lance Taylor <iant@google.com>
650
651 * descriptors.cc (Descriptors::open): Check that the options are
652 valid before using them.
653
0d371ad3
ILT		 6542009-03-18 Ian Lance Taylor <iant@google.com>
655
656 * script-sections.h: Include <list>.
657 (class Script_sections): Change Sections_elements from std::vector
658 to std::list. Typedef public Elements_iterator. Add
659 orphan_section_placement_, data_segment_align_start_, and
660 saw_data_segment_align_ fields. Remove data_segment_align_index_
661 field.
662 * script-sections.cc (class Orphan_section_placement): New class.
663 (class Sections_element): Add virtual functions is_relro and
664 orphan_section_init. Remove virtual function place_orphan_here.
665 (class Output_section_definition): Add is_relro and
666 orphan_section_init. Remove place_orphan_here.
667 (class Orphan_output_section): Likewise.
668 (Script_sections::Script_sections): Update for field changes.
669 (Script_sections::data_segment_align): Set saw_data_segment_align_
670 and data_segment_align_start_, not data_segment_align_index.
671 (Script_sections::data_segment_relro_end): Check
672 saw_data_segment_align_. Use data_segment_align_start_ rather
673 than data_segment_align_index_.
674 (Script_sections::place_orphan): Rewrite to use
675 Orphan_section_placement.
676
9201d894
ILT		 6772009-03-17 Ian Lance Taylor <iant@google.com>
678
9c5b8369
ILT		 679 * archive.cc (Archive::add_symbols): Check for a version attached
680 to the symbol name in the archive map.
681 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
682 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
683 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
684 (ver_test_11.a): New target.
685 * testsuite/Makefile.in: Rebuild.
686
9201d894
ILT		 687 * configure.ac: Check for chsize and posix_fallocate. Replace
688 ftruncate.
689 * ftruncate.c: New file, from gnulib.
690 * output.cc (posix_fallocate): Define dummy version if not
691 HAVE_POSIX_FALLOCATE.
692 (Output_file::map): Call posix_fallocate rather than lseek and
693 write.
694 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
695 * configure, Makefile.in, config.in: Rebuild.
696
ef4ab7a8
PP		 6972009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
698
699 * layout.h (Layout::create_note): Add section_name parameter.
700 * layout.cc (Layout::create_note): Likewise.
701 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
702
8c500701
ILT		 7032009-03-17 Ian Lance Taylor <iant@google.com>
704
e85b18e1
ILT		 705 * descriptors.cc: Include "options.h".
706 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
707 (Descriptors::open): Always use O_CLOEXEC when opening a new
708 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
709 then set FD_CLOEXEC.
710
9efe6174
ILT		 711 * sparc.cc (class Target_sparc): Add has_got_section.
712 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
713 make sure we have a GOT section.
714
715 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
716 (Target_sparc::Scan::local): Likewise.
717 (Target_sparc::Scan::global): Likewise.
718 (Target_sparc::Relocate::relocate): Likewise.
719 (Target_sparc::Relocate::relocate_tls): Likewise.
720
8c500701
ILT		 721 * symtab.cc (Symbol_table::define_default_version): New function,
722 broken out of add_from_object.
723 (Symbol_table::add_from_object): Call define_default_version.
724 (Symbol_table::define_special_symbol): Add resolve_oldsym
725 parameter. Change all callers. If the version for a symbol comes
726 from a version script, resolve it with the symbol with the same
727 name with no version. Also add the symbol without a version if
728 appropriate.
729 (do_define_in_output_data): If resolving with oldsym, don't delete
730 sym.
731 (do_define_in_output_segment): Likewise.
732 (do_define_as_constant): Likewise.
733 * symtab.h (class Symbol_table): Update declarations.
734
f1ed28fb
ILT		 7352009-03-13 Ian Lance Taylor <iant@google.com>
736
15f8229b
ILT		 737 * readsyms.cc (Read_symbols::incompatible_warning): New function.
738 (Read_symbols::requeue): New function.
739 (Read_symbols::do_read_symbols): If make_elf_object fails because
740 the target type is not configured, and the file was searched for,
741 issue a warning and retry with the next directory.
742 (Add_symbols::run): If the file has an incompatible format, and
743 it was searched for, requeue the Read_symbols task. On error,
744 release the object.
745 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
746 dirindex parameter to constructor. Change all callers. Declare
747 incompatible_warning and requeue.
748 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
749 input_argument_ and input_group_ fields. Add them to
750 constructor. Change all callers.
751 (class Read_script): Add dirindex_ field. Add it to constructor.
752 Change all callers.
753 * archive.cc (Archive::setup): Remove input_objects parameter.
754 Change all callers.
755 (Archive::get_file_and_offset): Likewise.
756 (Archive::read_all_symbols): Likewise.
757 (Archive::read_symbols): Likewise.
758 (Archive::get_elf_object_for_member): Remove input_objects
759 parameter. Add punconfigured parameter. Change all callers.
760 (Archive::add_symbols): Change return type to bool. Check return
761 value of include_member.
762 (Archive::include_all_members): Likewise.
763 (Archive::include_member): Change return type to bool. Return
764 false if first included object has incompatible target. Set
765 included_member_ field.
766 (Add_archive_symbols::run): If add_symbols returns false, requeue
767 Read_symbols task.
768 * archive.h (class Archive): Add included_member_ field.
769 Initialize it in constructor. Add input_file and searched_for
770 methods. Update declarations.
771 (class Add_archive_symbols): Add dirpath_, dirindex_, and
772 input_argument_ fields. Add them to constructor. Change all
773 callers.
774 * script.cc: Include "target-select.h".
775 (class Parser_closure): Add skip_on_incompatible_target_ and
776 found_incompatible_target_ fields. Add
777 skip_on_incompatible_target parameter to constructor. Change all
778 callers. Add methods skip_on_incompatible_target,
779 clear_skip_on_incompatible_target, found_incompatible_target, and
780 set_found_incompatible_target.
781 (read_input_script): Add dirindex parameter. Change all callers.
782 If parser finds an incompatible target, requeue Read_symbols
783 task.
784 (script_set_symbol): Clear skip_on_incompatible_target in
785 closure.
786 (script_add_assertion, script_parse_option): Likewise.
787 (script_start_sections, script_add_phdr): Likewise.
788 (script_check_output_format): New function.
789 * script.h (read_input_script): Update declaration.
790 * script-c.h (script_check_output_format): Declare.
791 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
792 (ignore_cmd): Remove OUTPUT_FORMAT.
793 * fileread.cc (Input_file::Input_file): Add explicit this.
794 (Input_file::will_search_for): New function.
795 (Input_file::open): Add pindex parameter. Change all callers.
796 * fileread.h (class Input_file): Add input_file_argument method.
797 Declare will_search_for. Update declarations.
798 * object.cc (make_elf_object): Add punconfigured parameter.
799 Change all callers.
800 * object.h (class Object): Make input_file public. Add
801 searched_for method.
802 (make_elf_object): Update declaration.
803 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
804 restart search.
805 * dirsearch.h (class Dirsearch): Update declaration.
806 * options.h (class General_options): Add --warn-search-mismatch.
807 * parameters.cc (Parameters::is_compatible_target): New function.
808 * parameters.h (class Parameters): Declare is_compatible_target.
809 * workqueue.cc (Workqueue::add_blocker): New function.
810 * workqueue.h (class Workqueue): Declare add_blocker.
811
f1ed28fb
ILT		 812 * fileread.cc (Input_file::open): Remove options parameter.
813 Change all callers.
814 (Input_file::open_binary): Likewise.
815 * script.cc (read_input_script): Likewise.
816 * readsyms.h (class Read_symbols): Remove options_ field. Remove
817 options parameter from constructor. Change all callers.
818 (class Read_script): Likewise.
819 * fileread.h (class Input_file): Update declarations.
820 * script.h (read_input_script): Update declaration.
821
34dd024a
NC		 8222009-03-10 Nick Clifton <nickc@redhat.com>
823
824 * po/es.po: New Spanish translation.
825
6d71b17c
CC		 8262009-03-06 Cary Coutant <ccoutant@google.com>
827
828 * options.cc (parse_short_option): Keep dash_z from registering itself.
829
031cdbed
ILT		 8302009-03-03 Ian Lance Taylor <iant@google.com>
831
832 PR 9918
833 * target-reloc.h (relocate_section): Pass output_section to
834 relocate.
835 * i386.cc (Target_i386::should_apply_static_reloc): Add
836 output_section parameter. Change all callers.
837 (Target_i386::Relocate::relocate): Add output_section parameter.
838 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
839 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
840 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
841 * testsuite/two_file_shared.sh: New script.
842 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
843 (check_DATA): Add two_file_shared.dbg.
844 (two_file_shared.dbg): New target.
845 * testsuite/Makefile.in: Rebuild.
846
15d5fa16
ILT		 8472009-03-01 Ian Lance Taylor <iant@google.com>
848
849 * configure.ac: Check for byteswap.h.
850 * configure: Rebuild.
851 * config.in: Rebuild.
852
8a4c0b0d
ILT		 8532009-03-01 Mikolaj Zalewski <mikolajz@google.com>
854
855 * layout.cc (Layout::find_or_add_kept_section): New function.
856 (Layout::add_comdat): Removed.
857 * layout.h (struct Kept_section): Move out of class Layout.
858 Remove trailing underscores from field names. Add group_sections
859 field. Rename group_ field to is_group. Change all uses.
860 (class Layout): Declare find_or_add_kept_section, not add_comdat.
861 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
862 comdat_groups_ field.
863 (Sized_relobj::include_section_group): Use
864 find_or_add_kept_section and Kept_section::group_sections.
865 (Sized_relobj::include_linkonce_section): Likewise.
866 * object.cc (class Sized_relobj): Don't define Comdat_group or
867 Comdat_group_table. Remove find_comdat_group and
868 add_comdat_group. Remove comdat_groups_ field.
869 * plugin.cc (include_comdat_group): Use
870 Layout::find_or_add_kept_section.
871
b4ecf66b
ILT		 8722009-02-28 Ian Lance Taylor <iant@google.com>
873
14359ca0
ILT		 874 * README: --gc-sections and map files are now supported. Document
875 some build requirements.
876
b4ecf66b
ILT		 877 PR 6992
878 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
879 relocatable link set the value of the section symbol to zero.
880 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
881 relocatable link don't include the section address in the local
882 symbol value.
883
0602e05a
ILT		 8842009-02-27 Ian Lance Taylor <iant@google.com>
885
fd9d194f
ILT		 886 PR 6811
887 * options.h (class Search_directory): Add is_system_directory.
888 (class General_options): Declare is_in_system_directory.
889 * options.cc (get_relative_sysroot): Make static.
890 (get_default_sysroot): Make static.
891 (General_optoins::is_in_system_directory): New function.
892 * fileread.cc (Input_file::is_in_system_directory): New function.
893 * fileread.h (class Input_file): Declare is_in_system_directory.
894 * object.h (class Object): Add is_in_system_directory.
895 (class Input_objects): Remove system_library_directory_ field.
896 * object.cc (Input_objects::add_object): Don't set
897 system_library_directory_.
898 (input_objects::found_in_system_library_directory): Remove.
899 * symtab.cc (Symbol_table::write_globals): Remove input_objects
900 parameter. Change all callers.
901 (Symbol_table::sized_write_globals): Likewise.
902 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
903 Call Object::is_in_system_directory.
904 * symtab.h (class Symbol_table): Update declarations.
905
61edd21f
ILT		 906 PR 5990
907 * descriptors.h (Open_descriptor): Add is_on_stack field.
908 * descriptors.cc (Descriptors::open): If the descriptor is on the
909 top of the stack, remove it. Initialize is_on_stack field.
910 (Descriptors::release): Only add pod to stack if it is not on the
911 stack already.
912 (Descriptors::close_some_descriptor): Clear stack_next and
913 is_on_stack fields.
914
e29e076a
ILT		 915 PR 7091
916 * output.cc (Output_section::find_starting_output_address): Rename
917 from starting_output_address; add PADDR parameter; change return
918 type.
919 * output.h (class Output_section): Declare
920 find_starting_output_address instead of starting_output_address.
921 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
922 section symbol for which we can't find a merge section.
923
0602e05a
ILT		 924 PR 9836
925 * symtab.cc (Symbol_table::add_from_object): If the visibility is
926 hidden or internal, force the symbol to be local.
927 * resolve.cc (Symbol::override_visibility): Define.
928 (Symbol::override_base): Use override_visibility.
929 (Symbol_table::resolve): Likewise.
930 (Symbol::override_base_with_special): Likewise.
931 (Symbol_table::override_with_special): If the visibility is hidden
932 or internal, force the symbol to be local.
933 * symtab.h (class Symbol): Add set_visibility and
934 override_visibility.
935 * testsuite/ver_test_1.sh: New file.
936 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
937 (check_DATA): Add ver_test_1.syms.
938 (ver_test_1.syms): New target.
939 * testsuite/Makefile.in: Rebuild.
940
401a9a73
CC		 9412009-02-25 Cary Coutant <ccoutant@google.com>
942
943 * layout.cc (Layout::choose_output_section): Don't rename sections
944 when using a linker script that has a SECTIONS clause.
945 * Makefile.in: Regenerate.
946
947 * testsuite/Makefile.am (script_test_5.sh): New test case.
948 * testsuite/Makefile.in: Regenerate.
949 * testsuite/script_test_5.cc: New file.
950 * testsuite/script_test_5.sh: New file.
951 * testsuite/script_test_5.t: New file.
952
f488e4b0
CC		 9532009-02-13 Rafael Avila de Espindola <espindola@google.com>
954
955 * archive.cc (Archive::include_member): Update calls to add_symbols.
956 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
957 the Layout argument.
958 * dynobj.h (do_add_symbols): Add the Layout argument.
959 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
960 Layout argument.
961 * object.h (Object::add_symbols): Add the Layout argument.
962 (Object::do_add_symbols): Add the Layout argument.
963 (Sized_relobj::do_add_symbols): Add the Layout argument.
964 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
965 Unify the two versions.
966 (Add_plugin_symbols): Remove.
967 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
968 (Sized_pluginobj::do_add_symbols): Unify the two versions.
969 (Add_plugin_symbols): Remove.
970 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
971 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
972 (Add_symbols::run): Make it work with Pulginobj.
973
89dd1680
ILT		 9742009-02-06 Ian Lance Taylor <iant@google.com>
975
976 * object.cc (Sized_relobj::do_layout): Make info message start
977 with lower case letter.
978
266d0a74
ILT		 9792009-02-06 Mikolaj Zalewski <mikolajz@google.com>
980
602b464e
ILT		 981 * binary.cc: Fix file comment.
982
266d0a74
ILT		 983 * options.h (enum Incremental_disposition): Define.
984 (class General_options): Add new options: --incremental,
985 --incremental_changed, --incremental_unchanged,
986 --incremental_unknown. Add incremental_disposition_ and
987 implicit_incremental_ fields.
988 (General_options::incremental_disposition): New function.
989 (class Position_dependent_options): Add incremental_disposition
990 option.
991 (Position_dependent_options::copy_from_options): Set incremental
992 dispositions.
993 * options.cc (General_options::parse_incremental_changed): New
994 function.
995 (General_options::parse_incremental_unchanged): New function.
996 (General_options::parse_incremental_unknown): New function.
997 (General_options::General_options): Initialize new fields
998 incremental_disposition_ and implicit_incremental_.
999 (General_options::finalize): Check for uasge of --incremental-*
1000 without --incremental.
1001
f073bbf7
CD		 10022009-02-06 Chris Demetriou <cgd@google.com>
1003
1004 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1005 pointer and to report location as the file name associated with
1006 the symbol.
1007 (gold_undefined_symbol_at_location): New function to replace the
1008 old gold_undefined_symbol functionality.
1009 * target-reloc.h (relocate_section): Update to use
1010 gold_undefined_symbol_at_location.
1011 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1012 Call gold_undefined_symbol function rather than gold_error.
1013 * errors.h (Errors::undefined_symbol): Take location as a
1014 string, rather than calculating it from a relocation.
1015 * errors.cc (Errors::fatal): Print "fatal error:" before the
1016 formatted message.
1017 (Errors::error, Errors::error_at_location): Print "error: "
1018 before the formatted message.
1019 (Errors::undefined_symbol): Take location as a string, rather
1020 than calculating it from a relocation.
1021 (gold_undefined_symbol_at_location): New function akin to
1022 old gold_undefined_symbol, calculates location from relocation.
1023 (gold_undefined_symbol): Change to take only a Symbol pointer
1024 and to report location as the file name associated with the symbol.
1025 * testsuite/debug_msg.sh: Update for changed error messages.
1026 * testsuite/undef_symbol.sh: Likewise.
1027
8e94a90c
ILT		 10282009-02-04 Duncan Sands <baldrick@free.fr>
1029
1030 PR 9812
1031 * reduced_debug_output.h
1032 (Output_reduced_debug_abbrev_section::failed): Use format for
1033 gold_warning.
1034 (Output_reduced_debug_info_section::faild): Likewise.
1035
88a0e15b
ILT		 10362009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1037
1038 * script.cc (Lazy_demangler): New class.
1039 (Version_script_info::get_symbol_version_helper): Demangle a
1040 symbol only once.
1041
5efc7cd2
CC		 10422009-01-29 Cary Coutant <ccoutant@google.com>
1043
1044 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1045 to __tls_get_addr.
1046 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1047
e0ebcf42
ILT		 10482009-01-28 Ian Lance Taylor <iant@google.com>
1049
5efc7cd2 1050 * version.cc (version_string): Bump to 1.9.
75fe7426 1051
e0ebcf42
ILT		 1052 * gold.h: Include <cstring> and <stdint.h>.
1053 * version.cc: Include <cstdio>.
1054 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1055 warning.
1056 * reduced_debug_output.cc (insert_into_vector): Rename from
1057 Insert_into_vector; change all callers. Use Swap_unaligned to
1058 avoid aliasing issue; remove union since it is unnecessary.
1059
8e2813be 10602009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 1061
1062 * Makefile.am (CCFILES): Add gc.cc.
1063 (HFILES): Add gc.h.
1064 * Makefile.in: Regenerate.
1065 * gold.cc (Gc_runner): New class.
1066 (queue_initial_tasks): Call garbage collection related tasks
1067 when corresponding options are invoked.
1068 (queue_middle_gc_tasks): New function.
1069 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1070 processed early before laying out sections during garbage collection.
1071 * gold.h (queue_middle_gc_tasks): New function.
1072 (is_prefix_of): Move from "layout.cc".
1073 * i386.cc (Target_i386::gc_process_relocs): New function.
1074 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1075 * main.cc (main): Create object of class "Garbage_collection".
1076 * object.cc (Relobj::copy_symbols_data): New function.
1077 (Relobj::is_section_name_included): New function.
1078 (Sized_relobj::do_layout): Allow this function to be called twice
1079 during garbage collection and defer layout of section during the
1080 first call.
1081 * object.h (Relobj::get_symbols_data): New function.
1082 (Relobj::is_section_name_included): New function.
1083 (Relobj::copy_symbols_data): New function.
1084 (Relobj::set_symbols_data): New function.
1085 (Relobj::get_relocs_data): New function.
1086 (Relobj::set_relocs_data): New function.
1087 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1088 (Relobj::gc_process_relocs): New function.
1089 (Relobj::do_gc_process_relocs): New pure virtual function.
1090 (Relobj::sd_): New data member.
1091 (Sized_relobj::is_output_section_offset_invalid): New function.
1092 (Sized_relobj::do_gc_process_relocs): New function.
1093 * options.h (General_options::gc_sections): Modify to not be a no-op.
1094 (General_options::print_gc_sections): New option.
1095 * plugin.cc (Plugin_finish::run): Remove function call to
1096 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1097 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1098 * reloc.cc (Read_relocs::run): Add task to process relocs and
1099 determine unreferenced sections when doing garbage collection.
1100 (Gc_process_relocs): New class.
1101 (Sized_relobj::do_gc_process_relocs): New function.
1102 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1103 sections that are garbage collected.
1104 * reloc.h (Gc_process_relocs): New class.
1105 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1106 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1107 symbols whose corresponding sections are garbage collected.
1108 (Symbol_table::Symbol_table): Add new parameter for the garbage
1109 collection object.
1110 (Symbol_table::gc_mark_undef_symbols): New function.
1111 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1112 (Symbol_table::gc_mark_dyn_syms): New function.
1113 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1114 as garbage.
1115 (Symbol_table::add_from_object): Likewise.
1116 (Symbol_table::add_from_relobj): When building shared objects, do not
1117 treat externally visible symbols as garbage.
1118 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1119 table information for static and relocatable links.
1120 * symtab.h (Symbol_table::set_gc): New function.
1121 (Symbol_table::gc): New function.
1122 (Symbol_table::gc_mark_undef_symbols): New function.
1123 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1124 (Symbol_table::gc_mark_dyn_syms): New function.
1125 (Symbol_table::gc_): New data member.
1126 * target.h (Sized_target::gc_process_relocs): New pure virtual
1127 function.
1128 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1129 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1130
3b293544
CF		 11312009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1132
1133 * options.h (General_options::gc_sections): Define as a no-op for now.
1134 (General_options::no_keep_memory): Ditto.
1135 (General_options::Bshareable): Define.
1136 * options.cc (General_options::finalize): Honor -Bshareable.
1137
83d22aa8
AS		 11382009-01-20 Andreas Schwab <schwab@suse.de>
1139
1140 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1141 read the value in the contents, since we don't use it. Use the
1142 template endianness when writing.
1143 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1144
cd536b21
AS		 11452009-01-19 Andreas Schwab <schwab@suse.de>
1146
1147 * configure.tgt (powerpc64-*): Fix targ_obj.
1148
99e9a495
ILT		 11492009-01-15 Ian Lance Taylor <iant@google.com>
1150
1151 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1152 local symbols when stripping all symbols.
1153
bbbfea06
CC		 11542009-01-14 Cary Coutant <ccoutant@google.com>
1155
99e9a495 1156 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 1157
0f7c0701
CC		 11582009-01-14 Cary Coutant <ccoutant@google.com>
1159
1160 * archive.cc (Archive::get_elf_object_for_member): Remove call
1161 to File_read::claim_for_plugin.
1162 * descriptors.cc (Descriptors::open): Remove reference to
1163 is_claimed.
1164 (Descriptors::claim_for_plugin): Remove.
1165 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1166 (Descriptors::is_claimed): Remove.
1167 (claim_descriptor_for_plugin): Remove.
1168 * fileread.cc (File_read::claim_for_plugin): Remove.
1169 * fileread.h (File_read::claim_for_plugin): Remove.
1170 (File_read::descriptor): Reopen descriptor if necessary.
1171 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1172 (Plugin_manager::all_symbols_read): Add task parameter. Change
1173 all callers.
1174 (Plugin_manager::get_input_file): New function.
1175 (Plugin_manager::release_input_file): New function.
1176 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1177 corresponding data member.
1178 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1179 and pass to base constructor. Change all callers.
1180 (get_input_file, release_input_file): New functions.
1181 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1182 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1183 (Plugin_manager::all_symbols_read): Add task parameter.
1184 (Plugin_manager::get_input_file): New function.
1185 (Plugin_manager::release_input_file): New function.
1186 (Plugin_manager::task_): New data member.
1187 (Pluginobj::Pluginobj): Add filesize parameter.
1188 (Pluginobj::filename): New function.
1189 (Pluginobj::descriptor): New function.
1190 (Pluginobj::filesize): New function.
1191 (Pluginobj::filesize_): New data member.
1192 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1193 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1194 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1195
1196 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1197 with archive libraries.
1198 * testsuite/Makefile.in: Regenerate.
1199 * testsuite/plugin_test.c (struct sym_info): New type.
1200 (get_input_file, release_input_file): New static variables.
1201 (onload): Capture new transfer vector entries.
1202 (claim_file_hook): Stop reading at end of file according to filesize.
1203 Factor out parsing of readelf output into separate function.
1204 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1205 APIs and get the source file name from the symbol table. Convert
1206 source file name to corresponding object file name. Print info
1207 message when adding new input files.
1208 (parse_readelf_line): New function.
1209 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1210 * testsuite/plugin_test_2.sh: Likewise.
1211 * testsuite/plugin_test_3.sh: Likewise.
1212 * testsuite/plugin_test_4.sh: New test case.
1213
62a6d109
ILT		 12142009-01-07 Ian Lance Taylor <iant@google.com>
1215
1216 * version.cc (version_string): Bump to 1.8.
1217
483620e8
CC		 12182008-12-23 Cary Coutant <ccoutant@google.com>
1219
1220 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1221 * plugin.cc (Plugin_manager::finish): Rename as
1222 layout_deferred_objects. Move cleanup to separate function.
1223 (Plugin_manager::cleanup): New function.
1224 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1225 separately.
1226 * plugin.h (Plugin_manager::finish): Rename as
1227 layout_deferred_objects.
1228 (Plugin_manager::cleanup): New function.
1229 (Plugin_manager::cleanup_done): New field.
1230
d66a9eb3
CC		 12312008-12-23 Cary Coutant <ccoutant@google.com>
1232
1233 * plugin.cc (is_visible_from_outside): New function.
1234 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1235 so we don't return "IR only" status for exported symbols or -r links.
1236
1237 * testsuite/Makefile.am (plugin_test_3): New test case.
1238 * testsuite/Makefile.in: Regenerate.
1239 * testsuite/plugin_test_3.sh: New file.
1240
5995b570
CC		 12412008-12-22 Cary Coutant <ccoutant@google.com>
1242
1243 * object.cc (Sized_relobj::layout_section): New function.
1244 (Sized_relobj::do_layout): Defer layout of input sections until after
1245 plugin has provided replacement files.
1246 (Sized_relobj::do_layout_deferred_sections): New function.
1247 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1248 (Relobj::layout_deferred_sections): New function.
1249 (Relobj::do_layout_deferred_sections): New function.
1250 (Sized_relobj::do_layout_deferred_sections): New function.
1251 (Sized_relobj::layout_section): New function.
1252 (Sized_relobj::Deferred_layout): New structure.
1253 (Sized_relobj::deferred_layout_): New field.
1254 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1255 Change all callers. Layout deferred sections.
1256 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1257 references.
1258 (Plugin_hook::run): Move code from do_plugin_hook inline.
1259 (Plugin_hook::do_plugin_hook): Remove.
1260 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1261 (Plugin_manager::finish): Renamed, was cleanup.
1262 (Plugin_manager::should_defer_layout): New function.
1263 (Plugin_manager::add_deferred_layout_object): New function.
1264 (Plugin_manager::Deferred_layout_list): New type.
1265 (Plugin_manager::deferred_layout_objects_): New field.
1266 (Plugin_hook::do_plugin_hook): Remove.
1267
ee769c88
ILT		 12682008-12-17 Ian Lance Taylor <iant@google.com>
1269
1270 * options.h (class General_options): Add --no case for
1271 --export-dynamic.
1272
abc8dcba
CC		 12732008-12-16 Cary Coutant <ccoutant@google.com>
1274
1275 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1276 vector.
1277 (Plugin_manager::claim_file): Create plugin object even if
1278 plugin did not call the add_symbols callback.
1279 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1280 asking for more symbols than were added.
1281 * testsuite/Makefile.am (plugin_test_1): Add test case with
1282 no global symbols.
1283 (empty.syms): New target.
1284 * testsuite/Makefile.in: Regenerate.
1285 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1286 message. Don't call add_symbols if no globals.
1287 (all_symbols_read_hook): Don't provide replacement for empty
1288 claimed file.
1289
b0074644
ILT		 12902008-12-12 Ian Lance Taylor <iant@google.com>
1291
68943102
ILT		 1292 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1293 r_type == 0 for a local symbol with r_sym == 0.
1294 (scan_relocatable_relocs): Pass r_sym to
1295 local_non_section_strategy.
1296 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1297 r_sym parameter.
1298
b0074644
ILT		 1299 * configure.ac: Update test for TLS descriptors: they are
1300 supported as of glibc 2.9.
1301 * configure: Rebuild.
1302
c2508178
ILT		 13032008-12-11 Ian Lance Taylor <iant@google.com>
1304
1305 PR 7091
1306 * target-reloc.h (Default_scan_relocatable_relocs): For each
1307 function, map r_type == 0 to RELOC_DISCARD.
1308
2756a258
CC		 13092008-12-10 Cary Coutant <ccoutant@google.com>
1310
1311 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1312 object to override a kept COMDAT group from a plugin object.
1313
bb6f53d3
ILT		 13142008-12-09 Ian Lance Taylor <iant@google.com>
1315
fbc558e1
ILT		 1316 PR 7088
1317 * yyscript.y (file_cmd): Handle INPUT.
1318
bb6f53d3
ILT		 1319 * testsuite/initpri1.c: Change all declarations to be full
1320 prototypes by adding void, to avoid compiler warnings.
1321
4674ecfc
CC		 13222008-12-05 Rafael Avila de Espindola <espindola@google.com>
1323
1324 * options.cc (General_options::parse_plugin_opt): New.
1325 (General_options::add_plugin): The argument now is just the filename.
1326 (General_options::add_plugin_option): New.
1327 * options.h (plugin_opt): New.
1328 (add_plugin): Change argument name.
1329 (add_plugin_option): New.
1330 * plugin.cc (Plugin::load): Don't parse the plugin option.
1331 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1332 (Plugin::add_option): New.
1333 (Plugin::args_): Change type.
1334 (Plugin::filename_): New.
1335 (Plugin_manager::add_plugin_option): New.
1336 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1337 * testsuite/Makefile.in: Regenerate.
1338
fd06b4aa
CC		 13392008-12-05 Cary Coutant <ccoutant@google.com>
1340
1341 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1342 Handle --strip-lto-sections option.
1343 * options.h (strip_lto_sections): New option.
1344
6c52134c
CC		 13452008-12-01 Cary Coutant <ccoutant@google.com>
1346
1347 * plugin.cc (ld_plugin_message): Change format parameter to const.
1348 Fix mismatch between new[] and delete.
1349
a45248e0
CC		 13502008-11-14 Cary Coutant <ccoutant@google.com>
1351
1352 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1353 instead of -1U.
1354
c82fbeee
CS		 13552008-11-05 Craig Silverstein <csilvers@google.com>
1356
1357 * options.cc (General_options::parse_dynamic_list): New function.
1358 * options.h (General_options): New flags dynamic_list,
1359 dynamic_list_data, dynamic_list_cpp_new, and
1360 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1361 (General_options::in_dynamic_list): New function.
1362 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1363 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1364 (Lex::can_continue_name): Likewise.
1365 (yylex): Likewise.
1366 (read_script_file): New parameter script_options.
1367 (read_dynamic_list): New function.
1368 (Script_options::define_dynamic_list): New function.
1369 (dynamic_list_keyword_parsecodes): New variable.
1370 (dynamic_list_keywords): New variable.
1371 * script.h (Script_options::define_dynamic_list): New function
1372 prototype.
1373 (read_dynamic_list): New function prototype.
1374 * symtab.cc (strprefix): New macro.
1375 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1376 dynamic_list_data, dynamic_list_cpp_new, and
1377 dynamic_list_cpp_typeinfo.
1378 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1379 (dynamic_list_expr): New rule.
1380 (dynamic_list_nodes): Likewise.
1381 (dynamic_list_node): Likewise.
1382 * testsuite/Makefile.am (dynamic_list): New test.
1383 * testsuite/Makefile.in: Regenerated.
1384 * testsuite/dynamic_list.t: New file.
1385 * testsuite/dynamic_list.sh: New file.
1386
e0bb29a5
CS		 13872008-11-05 Craig Silverstein <csilvers@google.com>
1388
1389 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1390 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1391 (t11_last): Likewise.
1392 * testsuite/ver_test_6.c (main): Likewise.
1393
4e1e25e0
CC		 13942008-10-07 Cary Coutant <ccoutant@google.com>
1395
1396 * options.c (General_options::finalize): Add check for -static and
1397 -shared.
1398 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1399 is not empty.
1400
92f03fcb
CC		 14012008-10-02 Cary Coutant <ccoutant@google.com>
1402
1403 * plugin.cc (make_sized_plugin_object): Fix conditional
1404 compilation to work when not all targets are enabled.
1405
fbd8a257
CC		 14062008-09-29 Cary Coutant <ccoutant@google.com>
1407
1408 * archive.cc (Archive::get_file_and_offset): Use filename instead
1409 of name to get library path.
1410 (Archive::include_member): Unlock external member of a thin archive.
1411
1412 * testsuite/Makefile.am (TEST_AR): New variable.
1413 (thin_archive_test_1): New test.
1414 (thin_archive_test_2): New test.
81636b3f
CC		 1415 * testsuite/Makefile.in: Regenerate.
1416 * testsuite/thin_archive_main.cc: New file.
1417 * testsuite/thin_archive_test_1.cc: New file.
1418 * testsuite/thin_archive_test_2.cc: New file.
1419 * testsuite/thin_archive_test_3.cc: New file.
1420 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 1421
eff45813
CC		 14222008-09-29 Cary Coutant <ccoutant@google.com>
1423
1424 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1425 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1426 instead of -1U.
1427 (Sized_relobj::do_finalize_local_symbols): Likewise.
1428 (Sized_relobj::map_to_kept_section): Likewise.
1429 * object.h (Sized_relobj::invalid_address): New constant.
1430 (Sized_relobj::do_output_section_offset): Check for invalid_address
1431 and return -1ULL.
1432 * output.cc (Output_reloc::local_section_offset): Use constant
1433 invalid_address instead of -1U.
1434 (Output_reloc::get_address): Likewise.
1435 (Output_section::output_address): Change -1U to -1ULL.
1436 * output.h (Output_reloc::invalid_address): New constant.
1437 * reloc.cc (Sized_relobj::write_sections): Use constant
1438 invalid_address instead of -1U.
1439 (Sized_relobj::relocate_sections): Likewise.
1440 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1441 values for merge sections.
1442 * target-reloc.h (relocate_for_relocatable): Use constant
1443 invalid_address instead of -1U.
1444
89fc3421
CC		 14452008-09-19 Cary Coutant <ccoutant@google.com>
1446
1447 Add plugin functionality for link-time optimization (LTO).
1448 * configure.ac (plugins): Add --enable-plugins option.
1449 * configure: Regenerate.
1450 * config.in: Regenerate.
1451 * Makefile.am (LIBDL): New variable.
1452 (CCFILES): Add plugin.cc.
1453 (HFILES): Add plugin.h.
1454 (ldadd_var): Add LIBDL.
1455 * Makefile.in: Regenerate.
1456
1457 * archive.cc: Include "plugin.h".
1458 (Archive::setup): Don't preread archive symbols when using a plugin.
1459 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1460 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1461 files.
1462 (Archive::include_member): Add symbols from plugin objects.
1463 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1464 * descriptors.cc (Descriptors::open): Check for file descriptors
1465 abandoned by plugins.
1466 (Descriptors::claim_for_plugin): New function.
1467 * descriptors.h (Descriptors::claim_for_plugin): New function.
1468 (Open_descriptor::is_claimed): New field.
1469 (claim_descriptor_for_plugin): New function.
1470 * fileread.cc (File_read::claim_for_plugin): New function.
1471 * fileread.h (File_read::claim_for_plugin): New function.
1472 (File_read::descriptor): New function.
1473 * gold.cc: Include "plugin.h".
1474 (queue_initial_tasks): Add task to call plugin hooks for generating
1475 new object files.
1476 * main.cc: Include "plugin.h".
1477 (main): Load plugin libraries.
1478 * object.h (Pluginobj): Declare.
1479 (Object::pluginobj): New function.
1480 (Object::do_pluginobj): New function.
1481 (Object::set_target): New function.
1482 * options.cc: Include "plugin.h".
1483 (General_options::parse_plugin): New function.
1484 (General_options::General_options): Initialize plugins_ field.
1485 (General_options::add_plugin): New function.
1486 * options.h (Plugin_manager): Declare.
1487 (General_options): Add --plugin option.
1488 (General_options::has_plugins): New function.
1489 (General_options::plugins): New function.
1490 (General_options::add_plugin): New function.
1491 (General_options::plugins_): New field.
1492 * plugin.cc: New file.
1493 * plugin.h: New file.
1494 * readsyms.cc: Include "plugin.h".
1495 (Read_symbols::do_read_symbols): Check for archive before checking
1496 for ELF file. Call plugin hooks to claim files.
1497 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1498 from a real object file; force override when processing replacement
1499 files.
1500 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1501 (Symbol::init_base_object): Likewise.
1502 (Symbol::init_base_output_data): Likewise.
1503 (Symbol::init_base_output_segment): Likewise.
1504 (Symbol::init_base_constant): Likewise.
1505 (Symbol::init_base_undefined): Likewise.
1506 (Symbol::output_section): Assert that object is not a plugin.
1507 (Symbol_table::add_from_pluginobj): New function.
1508 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1509 undefined.
1510 (Symbol_table::sized_write_globals): Likewise.
1511 (Symbol_table::add_from_pluginobj): Instantiate template.
1512 * symtab.h (Sized_pluginobj): Declare.
1513 (Symbol::in_real_elf): New function.
1514 (Symbol::set_in_real_elf): New function.
1515 (Symbol::in_real_elf_): New field.
1516 (Symbol_table::add_from_pluginobj): New function.
1517
1518 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1519 (LIBDL): New variable.
1520 (LDADD): Add LIBDL.
1521 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1522 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1523 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1524 (MOSTLYCLEANFILES): Likewise.
1525 * testsuite/Makefile.in: Regenerate.
1526 * testsuite/plugin_test.c: New file.
1527 * testsuite/plugin_test_1.sh: New file.
1528 * testsuite/plugin_test_2.sh: New file.
1529
de31bda5
ILT		 15302008-09-16 Ian Lance Taylor <iant@google.com>
1531
9c2d0ef9
ILT		 1532 * target-reloc.h (relocate_section): Check whether a symbol is
1533 defined by the ABI before reporting an undefined symbol error.
1534 * target.h (Target::is_defined_by_abi): Make parameter const.
1535 (Target::do_is_defined_by_abi): Likewise.
1536 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1537 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1538 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1539 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1540 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1541 * testsuite/Makefile.in: Rebuild.
1542
de31bda5
ILT		 1543 * fileread.cc (make_view): Add casts to avoid warning.
1544
9fa33bee
AO		 15452008-09-16 Alexandre Oliva <aoliva@redhat.com>
1546
1547 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1548 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1549
183fd0e3
AO		 15502008-09-16 Alexandre Oliva <aoliva@redhat.com>
1551
1552 * options.h (General_options::output_is_executable): New.
1553 (General_options::output_is_pie): New.
1554 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1555 for shared libraries.
1556 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1557
7be8330a
CD		 15582008-09-11 Chris Demetriou <cgd@google.com>
1559
1560 * options.h (origin): New -z option.
1561 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1562 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1563 in DT_FLAGS_1.
1564
a9caad02
CC		 15652008-09-05 Cary Coutant <ccoutant@google.com>
1566
1567 * fileread.cc (File_read::make_view): Add check for attempt to map
1568 beyond end of file.
1569
ae6dce4d
CC		 15702008-09-05 Cary Coutant <ccoutant@google.com>
1571
1572 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1573 explicit instantiations.
1574
d7ab2a47
KVH		 15752008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1576
1577 PR gold/6858
1578 * options.cc (General_options::finalize): Allow undefined symbols
1579 in shlibs if linking -shared.
1580
1581 PR gold/6859
1582 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1583 symbols as not needing a dynsym entry.
1584
1e52a9c1
CS		 15852008-08-20 Craig Silverstein <csilvers@google.com>
1586
1587 * fileread.cc (File_read::open): Do not lock the file unless it
1588 was successfully opened.
1589
d85c80a3
CC		 15902008-08-14 Cary Coutant <ccoutant@google.com>
1591
1592 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1593 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1594 * testsuite/tls_test.cc (struct int128): 128-bit struct
1595 for testing TLS relocs with non-zero addend.
1596 (v12): New TLS variable.
1597 (t12): New test.
1598 (t_last): Add check for v12.
1599 * testsuite/tls_test.h (t12): New function.
1600 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1601
2d924fd9
ILT		 16022008-08-13 Ian Lance Taylor <iant@google.com>
1603
1604 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1605 set tls_segment_ or relro_segment_.
1606 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1607 when appropriate.
1608 * output.h (Output_section::clear_is_relro): New function.
1609 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1610 sections specially even when output_data_ is empty.
1611 (Output_segment::maximum_alignment): When first section is relro,
1612 only force alignment for PT_LOAD segments.
1613 * script.cc (script_data_segment_align): New function.
1614 (script_data_segment_relro_end): New function.
1615 * script-c.h (script_data_segment_align): Declare.
1616 (script_data_segment_relro_end): Declare.
1617 * script-sections.h (class Script_sections): Declare
1618 data_segment_align and data_segment_relro_end. Add fields
1619 segment_align_index_ and saw_relro_end_.
1620 * script-sections.cc (class Sections_element): Add set_is_relro
1621 virtual function. Add new bool* parameter to place_orphan_here.
1622 Add get_output_section virtual function.
1623 (class Output_section_definition): Add set_is_relro. Add new
1624 bool* parameter to place_orphan_here. Add get_output_section.
1625 Add is_relro_ field.
1626 (Output_section_definition::Output_section_definition): Initialize
1627 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1628 and is_relro_ fields.
1629 (Output_section_definition::place_orphan_here): Add is_relro
1630 parameter.
1631 (Output_section_definition::set_section_addresses): Set relro for
1632 output section.
1633 (Output_section_definition::alternate_constraint): Likewise.
1634 (class Orphan_output_section): Add new bool* parameter to
1635 place_orphan_here. Add get_output_section.
1636 (Orphan_output_section::place_orphan_here): Add is_relro
1637 parameter.
1638 (Script_sections::Script_sections): Initialize
1639 data_segment_align_index_ and saw_relro_end_.
1640 (Script_sections::data_segment_align): New function.
1641 (Script_sections::data_segment_relro_end): New function.
1642 (Script_sections::place_orphan): Set or clear is_relro.
1643 (Script_sections::set_section_addresses): Force alignment of first
1644 TLS section.
1645 * yyscript.y (exp): Call script_data_segment_align and
1646 script_data_segment_relro_end.
1647 * testsuite/relro_script_test.t: New file.
1648 * testsuite/relro_test.cc (using_script): Declare.
1649 (t1, t2): Test using_script.
1650 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1651 (relro_script_test_SOURCES): Define.
1652 (relro_script_test_DEPENDENCIES): Define.
1653 (relro_script_test_LDFLAGS): Define.
1654 (relro_script_test_LDADD): Define.
1655 (relro_script_test.so): New target.
1656 * testsuite/Makefile.in: Rebuild.
1657
f827c9a9
CC		 16582008-08-06 Cary Coutant <ccoutant@google.com>
1659
1660 * archive.cc (Archive::total_archives, Archive::total_members)
1661 (Archive::total_members_loaded): New variables.
1662 (Archive::setup): Add parameter. Add option to preread
1663 archive symbols.
1664 (Archive::read_armap): Add counter.
1665 (Archive::get_file_and_offset): New function.
1666 (Archive::get_elf_object_for_member): New function.
1667 (Archive::read_all_symbols): New function.
1668 (Archive::read_symbols): New function.
1669 (Archive::add_symbols): Add counters.
1670 (Archive::include_all_members): Use armap to find members if it's
1671 already built.
1672 (Archive::include_member): Skip reading symbols if already read.
1673 Factored code into Archive::get_file_and_offset and
1674 Archive::get_elf_object_for_member. Changed call to
1675 Mapfile::report_include_archive_member.
1676 (Archive::print_stats): New function.
1677 * archive.h: Declare Object and Read_symbols_data classes.
1678 (Archive::Archive): Add initializers for new members.
1679 (Archive::setup): Add parameter.
1680 (Archive::print_stats): New function.
1681 (Archive::total_archives, Archive::total_members)
1682 (Archive::total_members_loaded): New variables.
1683 (Archive::get_file_and_offset): New function.
1684 (Archive::get_elf_object_for_member): New function.
1685 (Archive::read_all_symbols): New function.
1686 (Archive::read_symbols): New function.
1687 (Archive::Archive_member): New class.
1688 (Archive::members_): New member.
1689 (Archive::num_members_): New member.
1690 * main.cc: Include archive.h.
1691 (main): Call Archive::print_stats.
1692 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1693 archive parameter; member_name is now the fully-decorated name.
1694 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1695 * options.h: (General_options): Add --preread-archive-symbols option.
1696 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1697 Archive::setup.
1698
de4c45bd
ILT		 16992008-08-04 Ian Lance Taylor <iant@google.com>
1700
1701 * symtab.h (Symbol::use_plt_offset): New function.
1702 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1703 * powerpc.cc (Relocate::relocate): Likewise.
1704 * sparc.cc (Relocate::relocate): Likewise.
1705 * x86_64.cc (Relocate::relocate): Likewise.
1706 * testsuite/weak_plt.sh: New test.
1707 * testsuite/weak_plt_main.cc: New test.
1708 * testsuite/weak_plt_shared.cc: New test.
1709 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1710 (check_PROGRAMS): Add weak_plt.
1711 (check_DATA): Add weak_plt_shared.so.
1712 (weak_plt_main_pic.o, weak_plt): New targets.
1713 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1714 * testsuite/Makefile.in: Rebuild.
1715
1716 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1717 gcctestdir/ld.
1718 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1719 * testsuite/Makefile.in: Rebuild.
1720
323ee3f4
AM		 17212008-08-04 Alan Modra <amodra@bigpond.net.au>
1722
1723 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1724 * Makefile.in: Regenerate.
1725 * po/POTFILES.in: Regenerate.
1726
7c07ecec
ILT		 17272008-07-29 Ian Lance Taylor <iant@google.com>
1728
1729 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1730 symbols before other symbols.
1731 * testsuite/script_test_2.cc (test_addr): Declare.
1732 (test_addr_alias): Declare.
1733 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1734 values.
7c07ecec
ILT		 1735 * testsuite/script_test_2.t: Define test_addr_alias and
1736 test_addr.
1737
5778530e
ILT		 17382008-07-24 Ian Lance Taylor <iant@google.com>
1739
2a00e4fb
ILT		 1740 PR 5990
1741 * descriptors.cc: New file.
1742 * descriptors.h: New file.
1743 * gold-threads.h (class Hold_optional_lock): New class.
1744 * fileread.cc: Include "descriptors.h".
1745 (File_read::~File_read): Release descriptor rather than closing
1746 it.
1747 (File_read::open) [file]: Call open_descriptor rather than open.
1748 Set is_descriptor_opened_.
1749 (File_read::open) [memory]: Assert that descriptor is not open.
1750 (File_read::reopen_descriptor): New function.
1751 (File_read::release): Release descriptor.
1752 (File_read::do_read): Make non-const. Reopen descriptor.
1753 (File_read::read): Make non-const.
1754 (File_read::make_view): Reopen descriptor.
1755 (File_read::do_readv): Likewise.
1756 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1757 Update declarations.
1758 * layout.cc: Include "descriptors.h".
1759 (Layout::create_build_id): Use open_descriptor rather than open.
1760 * output.cc: Include "descriptors.h".
1761 (Output_file::open): Use open_descriptor rather than open.
1762 * archive.cc (Archive::const_iterator): Change Archive to be
1763 non-const.
1764 (Archive::begin, Archive::end): Make non-const.
1765 (Archive::count_members): Likewise.
1766 * archive.h (class Archive): Update declarations.
1767 * object.h (Object::read): Make non-const.
1768 * Makefile.am (CCFILES): Add descriptors.cc.
1769 (HFILES): Add descriptors.h.
1770 * Makefile.in: Rebuild.
1771
801647d1
ILT		 1772 PR 6716
1773 * gold.h: Always include <clocale>. Add Solaris workarounds
1774 following code in binutils/sysdep.h.
1775
5edd166e
ILT		 1776 PR 6048
1777 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1778 this->eh_frame_hdr_ is NULL before using it.
1779
c89ad728
ILT		 1780 * dynobj.cc (Versions::Versions): Update comment.
1781
aa86f06b
ILT		 1782 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1783 the base version name.
1784
5778530e
ILT		 1785 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1786 array size plus one.
1787 (Stringpool_template::set_string_offsets): Subtract one from key
1788 before using it as an array index.
1789 (Stringpool_template::get_offset_with_length): Likewise.
1790 (Stringpool_template::write_to_buffer): Likewise.
1791 * stringpool.h (Stringpool_template::get_offset_from_key):
1792 Likewise.
1793
057ead22
ILT		 17942008-07-23 Ian Lance Taylor <iant@google.com>
1795
7f649c59
ILT		 1796 PR 6658
1797 * object.h (Merged_symbol_value::value): Do our best to handle a
1798 negative addend.
1799
057ead22
ILT		 1800 PR 6647
1801 * script.cc (Version_script_info::get_versions): Don't add empty
1802 version tag to return value.
1803 (Version_script_info::get_symbol_version_helper): Change return
1804 type to bool. Add pversion parameter. Change all callers.
1805 (script_register_vers_node): Don't require a non-NULL tag.
1806 * script.h (class Version_script_info): Update declarations.
1807 (Version_script_info::get_symbol_version): Change return type to
1808 bool. Add version parameter. Change all callers.
1809 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1810 handling. Handle an empty version from a version script.
1811 (Symbol_table::define_special_symbol): Likewise.
1812 * testsuite/ver_test_10.script: New file.
1813 * testsuite/ver_test_10.sh: New file.
1814 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1815 (check_DATA): Add ver_test_10.syms.
1816 (ver_test_10.syms, ver_test_10.so): New target.
1817 * testsuite/Makefile.in: Rebuild.
1818
58e54ac2
CD		 18192008-07-23 Simon Baldwin <simonb@google.com>
1820
1821 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1822 to zero for undefined symbols from dynamic libraries.
1823
95d14cd3
ILT		 18242008-07-23 Ian Lance Taylor <iant@google.com>
1825
1826 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1827 Change all callers.
1828 * symtab.h (class Symbol_table): Update declaration.
1829 * testsuite/ver_test_9.cc: New file.
1830 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1831 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1832 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1833 (ver_test_9.so, ver_test_9.o): New targets.
1834 * testsuite/Makefile.in: Rebuild.
1835
92de84a6
ILT		 18362008-07-22 Ian Lance Taylor <iant@google.com>
1837
34810851
ILT		 1838 * options.h (class General_options): Define --check-sections.
1839 * layout.cc (Layout::set_segment_offsets): Handle
1840 --check-sections.
1841
af6156ef
ILT		 1842 * options.h (class General_options): Define -n/--nmagic and
1843 -N/--omagic.
1844 * options.cc (General_options::finalize): For -n/--nmagic or
1845 -N/--omagic, set -static.
1846 * layout.cc (Layout::attach_allocated_section_to_segment): If
1847 -N/--omagic, don't put read-only and read-write sections in
1848 different segments.
1849 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1850 finding a read-only segment.
1851 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1852 don't set the minimum segment alignment to the common page size,
1853 and don't set the file offset to the address modulo the page size.
1854 * script-sections.cc (Script_sections::create_segments): If
1855 -n/--omagic, don't put read-only and read-write sections in
1856 different segments.
1857
92de84a6
ILT		 1858 * cref.cc: New file.
1859 * cref.h: New file.
1860 * options.h (class General_options): Add --print-symbol-counts.
1861 * main.cc (main): Issue defined symbol report if requested.
1862 * archive.cc (Archive::interpret_header): Make into a const member
1863 function.
1864 (Archive::add_symbols): Call Input_objects::archive_start and
1865 archive_stop.
1866 (Archive::const_iterator): Define new class.
1867 (Archive::begin, Archive::end): New functions.
1868 (Archive::include_all_members): Rewrite to use iterator.
1869 (Archive::count_members): New function.
1870 * archive.h (class Archive): Update declarations.
1871 (Archive::filename): New function.
1872 * object.cc: Include "cref.h".
1873 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1874 (Sized_relobj::do_get_global_symbol_counts): New function.
1875 (Input_objects::add_object): Add object to cross-referencer.
1876 (Input_objects::archive_start): New function.
1877 (Input_objects::archive_stop): New function.
1878 (Input_objects::print_symbol_counts): New function.
1879 * object.h: Declare Cref and Archive.
1880 (Object::get_global_symbol_counts): New function.
1881 (Object::do_get_global_symbol_counts): New pure virtual function.
1882 (class Sized_relobj): Add defined_count_ field. Update
1883 declarations.
1884 (class Input_objects): Add cref_ field. Update constructor.
1885 Update declarations.
1886 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1887 defined_count_.
1888 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1889 symbol counts.
1890 (Sized_dynobj::do_get_global_symbol_counts): New function.
1891 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1892 defined_count_. Update declarations. Define Symbols typedef.
1893 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1894 parameter. Change all callers.
1895 (Symbol_table::add_from_dynobj): Add sympointers and defined
1896 parameters. Change all callers.
1897 * symtab.h (class Symbol_table): Update declarations.
1898 * Makefile.am (CCFILES): Add cref.cc.
1899 (HFILES): Add cref.h.
1900 * Makefile.in: Rebuild.
1901
3f7c5e1d
CD		 19022008-07-22 Simon Baldwin <simonb@google.com>
1903
1904 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1905 to zero when writing undefined symbols.
1906
e0b64032
ILT		 19072008-07-22 Ian Lance Taylor <iant@google.com>
1908
1909 * output.cc (Output_section::add_input_section): Don't try to
1910 merge empty merge sections.
1911
096b02cf
CS		 19122008-07-21 Craig Silverstein <csilvers@google.com>
1913
1914 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1915 Include symbol version in error message.
cd536b21 1916
1d1f116d
CD		 19172008-07-20 Chris Demetriou <cgd@google.com>
1918
cd536b21 1919 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1920 (RANDOM_SEED_CFLAGS): New substituted variable.
1921 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1922 * configure: Rebuild.
1923 * Makefile.in: Likewise.
1924 * testsuite/Makefile.in: Likewise.
1925
a18f591e
ILT		 19262008-07-18 Ian Lance Taylor <iant@google.com>
1927
1928 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1929 where we see NAME/NULL and NAME/VERSION as separate symbols.
1930 * testsuite/ver_test_main.cc (main): Call t4.
1931 (t4, t4_2a): Define.
1932 * testsuite/ver_test_2.cc (t4_2): Define.
1933 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1934 * testsuite/ver_test_4.cc (t4_2a): Define.
1935 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1936 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1937
c6e3f6ed
ILT		 19382008-07-17 Ian Lance Taylor <iant@google.com>
1939
1940 * dynobj.cc (Versions::add_def): If we give an error about a
1941 missing version, go ahead and create the version anyhow.
1942
ef9beddf
ILT		 19432008-07-10 Ian Lance Taylor <iant@google.com>
1944
1945 Handle output sections with more than 0x7fffffff bytes.
1946 * object.h (class Relobj): Change map_to_output_ to
1947 output_sections_, and just keep a section pointer. Change all
1948 uses. Move comdat group support to Sized_relobj.
1949 (Relobj::is_section_specially_mapped): Remove.
1950 (Relobj::output_section): Remove poff parameter. Change all
1951 callers.
1952 (Relobj::output_section_offset): New function.
1953 (Relobj::set_section_offset): Rewrite.
1954 (Relobj::map_to_output): Remove.
1955 (Relobj::output_sections): New function.
1956 (Relobj::do_output_section_offset): New pure virtual function.
1957 (Relobj::do_set_section_offset): Likewise.
1958 (class Sized_relobj): Add section_offsets_ field. Add comdat
1959 group support from Relobj. Update declarations.
1960 (Sized_relobj::get_output_section_offset): New function.
1961 (Sized_relobj::do_output_section_offset): New function.
1962 (Sized_relobj::do_set_section_offset): New function.
1963 * object.cc (Relobj::output_section_address): Remove.
1964 (Sized_relobj::Sized_relobj): Initialize new fields.
1965 (Sized_relobj::include_section_group): Cast find_kept_object to
1966 Sized_relobj.
1967 (Sized_relobj::include_linkonce_section): Likewise.
1968 (Sized_relobj::do_layout): Use separate arrays for output section
1969 and output offset.
1970 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1971 output_sections.
1972 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1973 output_sections and section_offsets.
1974 (Sized_relobj::write_local_symbols): Likewise.
1975 (map_to_kept_section): Compute output address directly.
1976 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1977 output_sections and section_offsets.
1978 (Sized_relobj::write_sections): Likewise.
1979 (Sized_relobj::relocate_sections): Likewise.
1980 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1981 * output.h (class Output_reloc): Update declarations. Change
1982 u2_.relobj to Sized_relobj*.
1983 (class Output_data_reloc): Change add functions to use
1984 Sized_relobj*.
1985 * output.cc (Output_reloc::Output_reloc): Change relobj to
1986 Sized_relobj*.
1987 (Output_reloc::local_section_offset): Change return type to
1988 Elf_Addr. Use get_output_section_offset.
1989 (Output_reloc::get_address): Likewise.
1990 (Output_section::is_input_address_mapped): Don't call
1991 is_section_specially_mapped.
1992 (Output_section::output_offset): Likewise.
1993 (Output_section::output_address): Likewise.
1994 (Output_section::starting_output_address): Likewise.
1995 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1996 parameter to Sized_relobj*.
1997 (Copy_relocs::need_copy_reloc): Likewise.
1998 (Copy_relocs::save): Likewise.
1999 * copy-relocs.h (class Copy_relocs): Update declarations.
2000 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2001 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2002 * target-reloc.h (relocate_for_relocatable): Change
2003 offset_in_output_section type to Elf_Addr. Change code that uses
2004 it as well.
2005 * layout.cc (Layout::layout): Always set *off.
2006 * mapfile.cc (Mapfile::print_input_section): Use
2007 output_section_offset.
2008 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2009 Sized_relobj*.
2010 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2011 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2012 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2013
5cb66f97
ILT		 20142008-07-03 Ian Lance Taylor <iant@google.com>
2015
2016 * layout.cc (Layout::include_section): Do not discard unrecognized
2017 SHT_STRTAB sections.
2018
afe47622
CS		 20192008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2020
2021 * script.cc (Lex::can_continue_name): Make '?' allowable in
2022 version-script names.
2023 * testsuite/version_script.map: Change glob pattern to use '?'
2024
5adf9721
ILT		 20252008-06-30 Manish Singh <yosh@gimp.org>
2026
2027 PR 6585
2028 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2029 Correct typo.
2030
e6fde208
ILT		 20312008-06-30 Ian Lance Taylor <iant@google.com>
2032
2033 PR 6660
2034 PR 6682
2035 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2036 versions]: Don't try to read the value in the contents, since we
2037 don't use it. Use the template endianness when writing.
2038
3f2e6a2d
CC		 20392008-06-25 Cary Coutant <ccoutant@google.com>
2040
2041 * fileread.cc (File_read::make_view): Assert on zero-length view.
2042 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2043 symbol table when there are no symbols to read.
2044
c43d3a48
CS		 20452008-06-23 Craig Silverstein <csilvers@google.com>
2046
2047 * version.cc (version_string): Bump to 1.7
2048
5f494ea0
CS		 20492008-06-18 Craig Silverstein <csilvers@google.com>
2050
2051 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2052 constant 0xFFFF to type Valtype.
2053 (Powerpc_relocate_functions::rel16_ha): Likewise.
2054
c42e122e
ILT		 20552008-06-17 Ian Lance Taylor <iant@google.com>
2056
f34787f8
ILT		 2057 * output.h (Output_section::Input_section): Initialize p2align_ to
2058 zero for Output_section_data constructors.
2059 (Output_section::Input_section::addralign): If not an input
2060 section, return the alignment of the Output_section_data.
2061 * testsuite/copy_test.cc: New file.
2062 * testsuite/copy_test_1.cc: New file.
2063 * testsuite/copy_test_2.cc: New file.
2064 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2065 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2066 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2067 (copy_test_1_pic.o, copy_test_1.so): New targets.
2068 (copy_test_2_pic.o, copy_test_2.so): New targets.
2069 * testsuite/Makefile.in: Rebuild.
2070
c42e122e
ILT		 2071 * script-sections.cc (Script_sections::place_orphan): Initialize
2072 local variable exact.
2073
ce3ac18a
DE		 20742008-06-13 David Edelsohn <edelsohn@gnu.org>
2075
2076 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2077
42cacb20
DE		 20782008-06-12 David Edelsohn <edelsohn@gnu.org>
2079 David S. Miller <davem@davemloft.net>
2080
2081 * powerpc.cc: New file.
2082 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2083 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2084 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2085 * Makefile.in: Rebuild.
2086
7b308235
ILT		 20872008-06-09 Ian Lance Taylor <iant@google.com>
2088
2089 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2090 <exception>.
2091 (throwing, orig_terminate): New static variables.
2092 (terminate_handler): New static function.
2093 (t2): Set terminate handler.
2094
f0b886e3
ILT		 20952008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2096
2097 PR 6584
cd536b21 2098 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 2099 alignment.
2100
3e90f135
CC		 21012008-05-30 Cary Coutant <ccoutant@google.com>
2102
2103 * archive.cc (Archive::include_all_members) Correct to step
2104 over symbol table and extended name table in thin archives.
2105
e09ad04a
ILT		 21062008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2107
2108 PR 6407
2109 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2110 calculation.
2111
62b01cb5
ILT		 21122008-05-28 Caleb Howe <cshowe@google.com>
2113
2114 * reduced_debug_output.cc: New file.
2115 * reduced_debug_output.h: New file.
92de84a6 2116 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 2117 * options.cc (General_options::finalize): Add strip_debug_non_line
2118 to the strip heirarchy.
2119 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2120 fields.
2121 * layout.cc: Include "reduced_debug_output.h".
2122 (Layout::Layout): Initialize new fields.
2123 (line_only_debug_sections): New static array.
2124 (is_lines_only_debug_sections): New static inline function.
2125 (Layout::include_section): Handle --strip-debug-non-line.
2126 (Layout::make_output_section): If --strip-debug-non-line, build
2127 new output sections for .debug_abbrev and .debug_info.
2128 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2129 gold. Warn about possible overflow.
2130 (read_signed_LEB_128): Likewise.
2131 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2132 (read_signed_LEB_128): Declare.
2133 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2134 (HFILES): Add reduced_debug_output.h.
2135 * Makefile.in: Rebuild.
2136
7d9e3d98
ILT		 21372008-05-21 Ian Lance Taylor <iant@google.com>
2138
2139 * mapfile.cc: New file.
2140 * mapfile.h: New file.
2141 * options.h (class General_options): Add -M/--print-map and -Map.
2142 * options.cc (General_options::finalize): Make -M equivalent to
2143 -Map -.
2144 * main.cc: Include <cstdio> and "mapfile.h".
2145 (main): Open mapfile if requested.
2146 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2147 constructor. Change caller.
2148 (queue_initial_tasks): Add mapfile parameter. Change caller.
2149 (queue_middle_tasks): Likewise.
2150 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2151 declarations.
2152 * archive.cc: Include "mapfile.h".
2153 (Archive::add_symbols): Add mapfile parameter. Change all
2154 callers. Pass mapfile, symbol, and reason to include_member.
2155 (Archive::include_all_members): Add mapfile parameter. Change all
2156 callers.
2157 (Archive::include_member): Add mapfile, sym, and why parameters.
2158 Change all callers. Report inclusion to map file.
2159 * archive.h: Include "fileread.h".
2160 (class Archive): Update declarations.
2161 (Archive::file): New const method.
2162 (class Add_archive_symbols): Add mapfile_ field. Update
2163 constructor. Change all callers.
2164 * readsyms.h (class Read_symbols): Likewise.
2165 (class Finish_group): Likewise.
2166 (class Read_script): Likewise.
2167 * common.cc: Include "mapfile.h".
2168 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2169 all callers.
2170 (Symbol_table::do_allocate_commons): Likewise.
2171 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2172 symbol allocation to mapfile.
2173 * common.h (class Allocate_commons_task): Add mapfile_ field.
2174 Update constructor. Change all callers.
2175 * symtab.h (class Symbol_table): Update declarations.
2176 * layout.cc: Include "mapfile.h".
2177 (Layout_task_runner::run): Print information to mapfile.
2178 (Layout::create_gold_note): Change Output_data_fixed_space to
2179 Output_data_zero_fill.
2180 (Layout::create_build_id): Likewise.
2181 (Layout::print_to_mapfile): New function.
2182 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2183 constructor. Change caller.
2184 (class Layout): Declare print_to_mapfile.
2185 * output.cc (Output_section::Input_section::print_to_mapfile): New
2186 function.
2187 (Output_section::add_input_section): If producing a map, always
2188 add to input_sections_ list.
2189 (Output_section::do_print_to_mapfile): New function.
2190 (Output_segment::print_sections_to_mapfile): New function.
2191 (Output_segment::print_section_list_to_mapfile): New function.
2192 * output.h: Include "mapfile.h".
2193 (Output_data::print_to_mapfile): New function.
2194 (Output_data::do_print_to_mapfile): New virtual function.
2195 (Output_segment_headers::do_print_to_mapfile): New function.
2196 (Output_file_header::do_print_to_mapfile): New function.
2197 (Output_data_const::do_print_to_mapfile): New function.
2198 (class Output_data_const_buffer): Add map_name_ field. Update
2199 constructor. Change all callers. Add do_print_to_mapfile
2200 function.
2201 (class Output_data_fixed_space): Likewise.
2202 (class Output_data_space): Likewise.
2203 (class Output_data_zero_fill): New class.
2204 (Output_data_strtab::do_print_to_mapfile): New function.
2205 (Output_data_reloc_base::do_print_to_mapfile): New function.
2206 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2207 (Output_data_group::do_print_to_mapfile): New function.
2208 (Output_data_got::do_print_to_mapfile): New function.
2209 (Output_data_dynamic::do_print_to_mapfile): New function.
2210 (Output_symtab_xindex::do_print_to_mapfile): New function.
2211 (class Output_section): Declare do_print_to_mapflie. Declare
2212 print_to_mapfile in Input_section.
2213 (class Output_segment): Declare new functions.
2214 * object.h (Sized_relobj::symbol_count): New function.
2215 * script-sections.cc
2216 (Output_section_element_dot_assignment::set_section_addresses):
2217 Change Output_data_fixed_space to Output_data_zero_fill.
2218 (Output_data_expression::do_print_to_mapfile): New function.
2219 * script.cc (read_input_script): Add mapfile parameter. Change
2220 all callers.
2221 * script.h (read_input_script): Update declaration.
2222 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2223 (Eh_frame::do_print_to_mapfile): New function.
2224 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2225 (Output_merge_string::do_print_to_mapfile): New function.
2226 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2227 function.
2228 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2229 function.
2230 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2231 function.
2232 * Makefile.am (CCFILES): Add mapfile.cc.
2233 (HFILES): Add mapfile.h.
2234 * Makefile.in: Rebuild.
2235
9f1d377b
ILT		 22362008-05-19 Ian Lance Taylor <iant@google.com>
2237
2238 * options.h (class General_options): Add -z relro.
2239 * layout.cc (Layout::Layout): Initialize relro_segment_.
2240 (Layout::add_output_section_data): Return the output section.
2241 (Layout::make_output_section): Rcognize relro sections and mark
2242 them appropriately.
2243 (Layout::attach_allocated_section_to_segment): Put relro sections
2244 in a PT_GNU_RELRO segment.
2245 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2246 section as relro.
2247 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2248 PT_TLS segments.
2249 (Layout::linkonce_mapping): Map d.rel.ro.local to
2250 .data.rel.ro.local.
2251 (Layout::output_section_name): Us .data.rel.ro.local for any
2252 section which begins with that.
2253 * layout.h (class Layout): Update add_output_section_data
2254 declaration. Add relro_segment_ field.
2255 * output.cc (Output_section::Output_section): Initialize is_relro_
2256 and is_relro_local_ fields.
2257 (Output_segment::add_output_section): Group relro sections.
2258 (Output_segment::is_first_section_relro): New function.
2259 (Output_segment::maximum_alignment): If there is a relro section,
2260 align the segment to the common page size.
2261 (Output_segment::set_section_addresses): Track whether we are
2262 looking at relro sections. If the last section is a relro
2263 section, align to the common page size.
2264 (Output_segment::set_section_list_addresses): Add in_relro
2265 parameter. Change all callers. Align to the page size when
2266 moving from relro to non-relro section.
2267 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2268 segment.
2269 * output.h (class Output_section): Add is_relro_ and
2270 is_relro_local_ fields.
2271 (Output_section::is_relro): New function.
2272 (Output_section::set_is_relro): New function.
2273 (Output_section::is_relro_local): New function.
2274 (Output_section::set_is_relro_local): New function.
2275 (class Output_segment): Update declarations.
2276 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2277 * sparc.cc (Target_sparc::got_section): Likewise.
2278 * x86_64.cc (Target_x86_64::got_section): Likewise.
2279 * testsuite/relro_test_main.cc: New file.
2280 * testsuite/relro_test.cc: New file.
2281 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2282 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2283 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2284 (relro_test.so, relro_test_pic.o): New targets.
2285 * testsuite/Makefile.in: Rebuild.
2286
a984ee1d
ILT		 22872008-05-16 Ian Lance Taylor <iant@google.com>
2288
01676dcd
ILT		 2289 * output.cc (Output_segment::add_output_section): Remove front
2290 parameter.
2291 * output.h (class Output_segment): Remove
2292 add_initial_output_section and overloaded add_output_section.
2293 Update declaration of remaining add_output_section.
2294 * layout.cc (Layout::create_interp): Call add_output_section
2295 rather than add_initial_output_section.
2296 (Layout::finish_dynamic_section): Likewise.
2297
497897f9
ILT		 2298 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2299 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2300 know the dynamic type.
2301 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2302 field. Initialize it in constructor.
2303 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2304 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2305 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2306 reloc.
2307
a984ee1d
ILT		 2308 * output.cc (Output_reloc::get_address): Change return type to
2309 Elf_Addr.
2310 * output.h (class Output_reloc): Update get_address declaration.
2311 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2312 for section addresses.
2313
55ba0940
ILT		 23142008-05-09 Ian Lance Taylor <iant@google.com>
2315
2316 PR 6493
2317 * gold.cc (gold_nomem): Use return value of write.
2318
75517b77
ILT		 23192008-05-08 Ian Lance Taylor <iant@google.com>
2320
2321 * symtab.c (Symbol::init_base_output_data): Add version
2322 parameter. Change all callers.
2323 (Symbol::init_base_output_segment): Likewise.
2324 (Symbol::init_base_constant): Likewise.
2325 (Symbol::init_base_undefined): Likewise.
2326 (Sized_symbol::init_output_data): Likewise.
2327 (Sized_symbol::init_output_segment): Likewise.
2328 (Sized_symbol::init_constant): Likewise.
2329 (Sized_symbol::init_undefined): Likewise.
2330 (Symbol_table::do_define_in_output_data): If the new symbol has a
2331 version, mark it as the default.
2332 (Symbol_table::do_define_in_output_segment): Likewise.
2333 (Symbol_table::do_define_as_constant): Likewise.
2334 * symtab.h (class Symbol): Update declarations.
2335 (class Sized_symbol): Likewise.
2336 * resolve.cc (Symbol::override_version): New function.
c42e122e 2337 (Symbol::override_base): Call override_version.
75517b77
ILT		 2338 (Symbol::override_base_with_special): Likewise.
2339 * testsuite/ver_script_8.script: New file.
2340 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2341 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2342 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2343 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2344
f1f70eae
ILT		 23452008-05-06 Ian Lance Taylor <iant@google.com>
2346
f3e9c5c5
ILT		 2347 PR 6049
2348 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2349 functions.
2350 (class General_options): Remove existing --undefined, and add
2351 --no-undefined instead. Add new --undefined as synonym for -u.
2352 * archive.cc (Archive::add_symbols): Check whether symbol was
2353 named with -u.
2354 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2355 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2356 all uses. Add IS_UNDEFINED. Update declarations to split
2357 different versions of init_base. Declare init_base_undefined.
2358 (Symbol::is_defined): Handle IS_UNDEFINED.
2359 (Symbol::is_undefined): Likewise.
2360 (Symbol::is_weak_undefined): Call is_undefined.
2361 (Symbol::is_absolute): Handle IS_CONSTANT.
2362 (class Sized_symbol): Update declarations to split different
2363 versions of init. Declare init_undefined.
2364 (class Symbol_table): Declare new functions.
2365 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2366 Change all callers.
2367 (Symbol::init_base_output_data): Likewise.
2368 (Symbol::init_base_output_segment): Likewise.
2369 (Symbol::init_base_constant): Likewise.
2370 (Symbol::init_base_undefined): New function.
2371 (Sized_symbol::init_object): Rename from init. Change all
2372 callers.
2373 (Sized_symbol::init_output_data): Likewise.
2374 (Sized_symbol::init_output_segment): Likewise.
2375 (Sized_symbol::init_constant): Likewise.
2376 (Sized_symbol::init_undefined): New function.
2377 (Symbol_table::add_undefined_symbols_from_command_line): New
2378 function.
2379 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2380 function.
2381 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2382 (Symbol::output_section): Likewise.
2383 (Symbol::set_output_section): Likewise.
2384 (Symbol_table::sized_finalize_symbol): Likewise.
2385 (Symbol_table::sized_write_globals): Likewise.
2386 * resolve.cc (Symbol_table::should_override): Likewise.
2387 (Symbol::override_base_with_special): Likewise.
2388
8bdcdf2c
ILT		 2389 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2390 symbol, change it to have default visibility.
2391 * testsuite/protected_1.cc: New file.
2392 * testsuite/protected_2.cc: New file.
2393 * testsuite/protected_3.cc: New file.
2394 * testsuite/protected_main_1.cc: New file.
2395 * testsuite/protected_main_2.cc: New file.
2396 * testsuite/protected_main_3.cc: New file.
2397 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2398 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2399 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2400 (protected_1.so): New target.
2401 (protected_1_pic.o, protected_2_pic.o): New targets.
2402 (protected_3_pic.o): New target.
2403 (check_PROGRAMS): Add protected_2.
2404 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2405 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2406 * testsuite/Makefile.in: Rebuild.
2407
2b706932
ILT		 2408 * options.h (DEFINE_var): Add set_user_set_##varname__.
2409 (DEFINE_bool_alias): New macro.
2410 (class General_options): Define -Bstatic using DEFINE_bool_alias
2411 rather than DEFINE_special. Add --undefined as an alias for -z
2412 defs.
2413 * options.cc (General_options::parse_Bstatic): Remove.
2414
d82a5bcc
ILT		 2415 * options.h (class General_options): Add --fatal-warnings.
2416 * main.cc (main): Implement --fatal-warnings.
2417 * errors.h (Errors::warning_count): New function.
2418
f1f70eae
ILT		 2419 * options.h (class General_options): Add -Bsymbolic-functions.
2420 * symtab.h (Symbol::is_preemptible): Check for
2421 -Bsymbolic-functions.
2422
8825ac63
ILT		 24232008-05-05 Ian Lance Taylor <iant@google.com>
2424
d98bc257
ILT		 2425 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2426 as noVARNAME rather than no-VARNAME.
2427 (class General_options): Add option -z combreloc.
2428 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2429 get_address.
2430 (Output_reloc::sort_before) [SHT_REL]: New function.
2431 (Output_reloc::sort_before) [SHT_RELA]: New function.
2432 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2433 Sort_relocs_comparison.
2434 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2435 parameter. Change all callers.
2436 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2437 sort_relocs parameter. Change all callers.
2438 * output.cc (Output_reloc::get_address): New function, broken out
2439 of write_rel.
2440 (Output_reloc::write_rel): Call it.
2441 (Output_reloc::compare): New function.
2442 (Output_data_reloc_base::do_write): Optionally sort relocs.
2443
60b2b4e7
ILT		 2444 * configure.ac: If targ_extra_obj is set, link it in.
2445 * configure.tgt: Initialize all variables.
2446 (x86_64*): Set targ_extra_obj and targ_extra_size.
2447 * configure: Rebuild.
2448
8825ac63
ILT		 2449 * object.cc (Sized_relobj::include_section_group): Adjust section
2450 indexes read from group data. Build vector to pass to
2451 layout_group.
2452 * layout.cc (Layout::layout_group): Add flags and shndxes
2453 parameters. Remove contents parameter. Change caller. Update
2454 explicit instantiations.
2455 * layout.h (class Layout): Update layout_group declaration.
2456 * output.cc (Output_data_group::Output_data_group): Add flags and
2457 input_shndxes parameters. Remove contents parameter. Change
2458 caller.
2459 (Output_data_group::do_write): Change input_sections_ to
2460 input_shndxes_.
2461 * output.h (class Output_data_group): Update constructor
2462 declaration. Rename input_sections_ to input_shndxes_.
2463 * testsuite/many_sections_test.cc: Add template.
2464
e94cf127
CC		 24652008-04-30 Cary Coutant <ccoutant@google.com>
2466
4418b2d5
CC		 2467 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2468
e94cf127
CC		 2469 * layout.cc (Layout::include_section): Refactored check for debug
2470 info section.
2471 (Layout::add_comdat): Add new parameters. Change type
2472 of signature parameter. Add object and shndx to signatures table.
2473 (Layout::find_kept_object): New function.
2474 * layout.h: Include <cstring>.
2475 (Layout::is_debug_info_section): New function.
2476 (Layout::add_comdat): Add new parameters.
2477 (Layout::find_kept_object): New function.
2478 (Layout::Kept_section): New struct.
2479 (Layout::Signatures): Change type of map range.
2480 * object.cc (Relobj::output_section_address): New function.
2481 (Sized_relobj::include_section_group): Add new parameters. Change
2482 calls to Layout::add_comdat. Change to build table of kept comdat
2483 groups and table mapping discarded sections to kept sections.
2484 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2485 (Sized_relobj::do_layout): Change calls to include_section_group and
2486 include_linkonce_section.
2487 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2488 value to zero when section is discarded.
2489 (Sized_relobj::map_to_kept_section): New function.
2490 * object.h (Relobj::output_section_address): New function.
2491 (Relobj::Comdat_group): New type.
2492 (Relobj::find_comdat_group): New function.
2493 (Relobj::Comdat_group_table): New type.
2494 (Relobj::Kept_comdat_section): New type.
2495 (Relobj::Kept_comdat_section_table): New type.
2496 (Relobj::add_comdat_group): New function.
2497 (Relobj::set_kept_comdat_section): New function.
2498 (Relobj::get_kept_comdat_section): New function.
2499 (Relobj::comdat_groups_): New field.
2500 (Relobj::kept_comdat_sections_): New field.
2501 (Symbol_value::input_value): Update comment.
2502 (Sized_relobj::map_to_kept_section) New function.
2503 (Sized_relobj::include_linkonce_section): Add new parameter.
2504 * target-reloc.h (Comdat_behavior): New type.
2505 (get_comdat_behavior): New function.
2506 (relocate_section): Add code to map a discarded section to the
2507 corresponding kept section when applying a relocation.
2508
e4e5049b
CS		 25092008-04-30 Craig Silverstein <csilvers@google.com>
2510
2511 * dwarf_reader.cc (next_generation_count): New static var.
2512 (Addr2line_cache_entry): New struct.
2513 (addr2line_cache): New static var.
2514 (Dwarf_line_info::one_addr2line): Added caching.
2515 (Dwarf_line_info::clear_addr2line_cache): New function.
2516 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2517 cache-size parameter.
2518 (Dwarf_line_info::one_addr2line_cache): New function.
2519 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2520 new cache-size argument to one_addr2line(), and clear cache.
2521
d09e9154
CC		 25222008-04-28 Cary Coutant <ccoutant@google.com>
2523
2524 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2525 R_386_PC8 relocations.
2526
7ef73768
ILT		 25272008-04-23 Ian Lance Taylor <iant@google.com>
2528
55438702
ILT		 2529 * object.cc (Sized_relobj::include_section_group): Check for
2530 invalid section group.
2531
c165fb93
ILT		 2532 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2533 header size.
2534
7ef73768
ILT		 2535 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2536 than read for file header.
2537 * archive.cc (Archive::include_member): Likewise.
2538
6194aaab
L		 25392008-04-23 Paolo Bonzini <bonzini@gnu.org>
2540
2541 * aclocal.m4: Regenerate.
2542 * configure: Regenerate.
2543
d491d34e
ILT		 25442008-04-19 Ian Lance Taylor <iant@google.com>
2545
5ea2bac6
ILT		 2546 * version.cc (version_string): Bump to 1.6.
2547
7bc3e21a
ILT		 2548 * testsuite/Makefile.am (many_sections_r_test): New target.
2549 (many_sections_r_test_SOURCES): Remove.
2550 (many_sections_r_test_DEPENDENCIES): Remove.
2551 (many_sections_r_test_LDFLAGS): Remove.
2552 (many_sections_r_test_LDADD): Remove.
2553
7fcd3aa9
ILT		 2554 * object.cc (Sized_relobj::do_add_symbols): Always pass
2555 local_symbol_count_ to add_from_relobj.
2556
4c94d6ae
ILT		 2557 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2558 every thousand variables.
2559 * testsuite/Makefile.in: Rebuild.
2560
d491d34e
ILT		 2561 * object.cc (Xindex::initialize_symtab_xindex): New function.
2562 (Xindex::read_symtab_xindex): New function.
2563 (Xindex::sym_xindex_to_shndx): New function.
2564 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2565 available.
2566 (Sized_relobj::do_initialize_xindex): New function.
2567 (Sized_relobj::do_read_symbols): Adjust section links.
2568 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2569 parameter. Change all callers.
2570 (Sized_relobj::include_section_group): Adjust section links and
2571 symbol section indexes.
2572 (Sized_relobj::do_layout): Adjust section links.
2573 (Sized_relobj::do_count_local_symbols): Adjust section links and
2574 symbol section indexes.
2575 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2576 ordinary and special symbols.
2577 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2578 dynsym_xindex parameters. Change all callers. Adjust section
2579 links. Use SHN_XINDEX when needed.
2580 (Sized_relobj::get_symbol_location_info): Adjust section links.
2581 Don't get fooled by special symbols.
2582 * object.h (class Xindex): Define.
2583 (class Object): Add xindex_ parameter. Declare virtual functoin
2584 do_initialize_xindex.
2585 (Object::adjust_sym_shndx): New function.
2586 (Object::set_xindex): New protected function.
2587 (class Symbol_value): Add is_ordinary_shndx_ field.
2588 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2589 (Symbol_value::value): Assert ordinary section.
2590 (Symbol_value::initialize_input_to_output_map): Likewise.
2591 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2592 Change all callers.
2593 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2594 all callers.
2595 (class Sized_relobj): Update declarations.
2596 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2597 parameter. Change all callers.
2598 (Sized_relobj::adjust_shndx): New function.
2599 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2600 field.
2601 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2602 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2603 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2604 (Sized_dynobj::read_dynsym_section): Adjust section links.
2605 (Sized_dynobj::read_dynamic): Likewise.
2606 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2607 section links.
2608 (Sized_dynobj::do_initialize_xindex): New function.
2609 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2610 do_initialize_xindex.
2611 (Sized_dynobj::adjust_shndx): New function.
2612 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2613 dynsym_xindex_ fields.
2614 (Layout::finalize): Add a call to set_section_indexes before
2615 creating the symtab sections.
2616 (Layout::set_section_indexes): Don't do anything if the section
2617 already has a section index.
2618 (Layout::create_symtab_sections): Add shnum parameter. Change
2619 caller. Create .symtab_shndx section if needed.
2620 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2621 caller.
2622 (Layout::allocated_output_section_count): New function.
2623 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2624 needed.
2625 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2626 fields. Update declarations.
2627 (Layout::symtab_xindex): New function.
2628 (Layout::dynsym_xindex): New function.
2629 (class Write_symbols_task): Add layout_ field.
2630 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2631 Change caller.
2632 * output.cc (Output_section_headers::Output_section_headers): Add
2633 shstrtab_section parameter. Change all callers.
2634 (Output_section_headers::do_sized_write): Store overflow values
2635 for section count and section string table section index in
2636 section header zero.
2637 (Output_file_header::do_sized_write): Check for overflow of
2638 section count and section string table section index.
2639 (Output_symtab_xindex::do_write): New function.
2640 (Output_symtab_xindex::endian_do_write): New function.
2641 * output.h (class Output_section_headers): Add shstrtab_section_.
2642 Update declarations.
2643 (class Output_symtab_xindex): Define.
2644 (Output_section::has_out_shndx): New function.
2645 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2646 field.
2647 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2648 Change all callers.
2649 (Sized_symbol::init): Likewise.
2650 (Symbol::output_section): Check for ordinary symbol.
2651 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2652 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2653 callers.
2654 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2655 Change all callers. Simplify handling of symbols from sections
2656 not included in the link.
2657 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2658 distinction.
2659 (Weak_alias_sorter::operator()): Assert that symbols are
2660 ordinary.
2661 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2662 distinction.
2663 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2664 parameters. Change all callers.
2665 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2666 symbol distinction. Use SHN_XINDEX when needed.
2667 (Symbol_table::write_section_symbol): Add symtab_xindex
2668 parameter. Change all callers.
2669 (Symbol_table::sized_write_section_symbol): Likewise. Use
2670 SHN_XINDEX when needed.
2671 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2672 declarations.
2673 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2674 (Symbol::is_defined): Check is_ordinary.
2675 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2676 (Symbol::is_absolute, Symbol::is_common): Likewise.
2677 (class Sized_symbol): Update declarations.
2678 (class Symbol_table): Update declarations.
2679 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2680 parameters. Change all callers.
2681 (Sized_symbol::override): Likewise.
2682 (Symbol_table::override): Likewise.
2683 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2684 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2685 is_ordinary, and orig_st_shndx parameters. Change all callers.
2686 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2687 to be in an ordinary section.
2688 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2689 object and is_ordinary parameters. Change all callers.
2690 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2691 Change all callers. Don't add undefined or non-ordinary symbols
2692 to reloc_map_.
2693 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2694 Change all callers.
2695 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2696 declarations.
2697 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2698 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2699 (Sized_relobj::relocate_sections): Likewise.
2700 * target-reloc.h (scan_relocs): Adjust section symbol index.
2701 (scan_relocatable_relocs): Likewise.
2702 * i386.cc (Scan::local): Check for ordinary symbols.
2703 * sparc.cc (Scan::local): Likewise.
2704 * x86_64.cc (Scan::local): Likewise.
2705 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2706 to symbol_section_and_value.
2707 * testsuite/many_sections_test.cc: New file.
2708 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2709 (check_PROGRAMS): Add many_sections_test.
2710 (many_sections_test_SOURCES): Define.
2711 (many_sections_test_DEPENDENCIES): Define.
2712 (many_sections_test_LDFLAGS): Define.
2713 (BUILT_SOURCES): Add many_sections_define.h.
2714 (many_sections_define.h): New target.
2715 (BUILT_SOURCES): Add many_sections_check.h.
2716 (many_sections_check.h): New target.
2717 (check_PROGRAMS): Add many_sections_r_test.
2718 (many_sections_r_test_SOURCES): Define.
2719 (many_sections_r_test_DEPENDENCIES): Define.
2720 (many_sections_r_test_LDFLAGS): Define.
2721 (many_sections_r_test_LDADD): Define.
2722 (many_sections_r_test.o): New target.
2723 * testsuite/Makefile.in: Rebuild.
2724
c5818ff1
CC		 27252008-04-17 Cary Coutant <ccoutant@google.com>
2726
2727 * errors.cc (Errors::info): New function.
2728 (gold_info): New function.
2729 * errors.h (Errors::info): New function.
2730 * gold.h (gold_info): New function.
2731 * object.cc (Input_objects::add_object): Print trace output.
2732 * options.cc (options::parse_set): New function.
2733 (General_options::parse_wrap): Deleted.
2734 (General_options::General_options): Deleted initializer.
2735 * options.h (options::String_set): New typedef.
2736 (options::parse_set): New function.
2737 (DEFINE_set): New macro.
2738 (General_options::wrap): Changed to use DEFINE_set. Changed
2739 callers of any_wrap_symbols and is_wrap_symbol.
2740 (General_options::trace, General_options::trace_symbol):
2741 New options.
2742 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2743 (General_options::wrap_symbols_): Deleted.
2744 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2745
b5be4a7c
DM		 27462008-04-17 David S. Miller <davem@davemloft.net>
2747
2748 * options.cc (General_options::parse_V): New function.
2749 * options.h: Add entries for -V and -Qy.
2750
155a0dd7
ILT		 27512008-04-17 Ian Lance Taylor <iant@google.com>
2752
2753 * common.cc (Symbol_table::allocate_commons): Remove options
2754 parameter. Change caller.
2755 (Symbol_table::do_allocate_commons): Remove options parameter.
2756 Change caller. Just call do_allocate_commons_list twice.
2757 (Symbol_table::do_allocate_commons_list): New function, broken out
2758 of do_allocate_commons.
2759 * common.h (class Allocate_commons_task): Remove options_ field.
2760 Update constructor.
2761 * symtab.cc (Symbol_table::Symbol_table): Initialize
2762 tls_commons_.
2763 (Symbol_table::add_from_object): Put TLS common symbols on
2764 tls_commons_ list.
2765 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2766 which are IN_OUTPUT_DATA.
2767 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2768 allocate_commons and do_allocate_commons declarations. Declare
2769 do_allocate_commons_list.
2770 * gold.cc (queue_middle_tasks): Update creation of
2771 Allocate_commons_task to not pass options.
2772 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2773 (TLS_TEST_C_FLAGS): New variable.
2774 (tls_test_c_pic.o): New target.
2775 (tls_test_shared.so): Link in tls_test_c_pic.o.
2776 (tls_test_c_pic_ie.o): New target.
2777 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2778 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2779 (tls_test_c.o): New target.
2780 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2781 (tls_pic_test_LDADD): Likewise.
2782 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2783 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2784 (tls_test_c_gnu2.o): New target.
2785 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2786 tls_test_c_gnu2.o.
2787 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2788 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2789 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2790 * testsuite/tls_test.cc: Include "config.h".
2791 (t_last): Call t11_last.
2792 * testsuite/tls_test.h (t11, t11_last): Declare.
2793 * testsuite/tls_test_c.c: New file.
2794 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2795 * configure.ac: Check for OpenMP support.
2796 * configure, config.in, Makefile.in: Rebuild.
2797 * testsuite/Makefile.in: Rebuild.
2798
edfbb029
CC		 27992008-04-16 Cary Coutant <ccoutant@google.com>
2800
2801 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2802 (Target_i386::tls_base_symbol_defined_): New field.
2803 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2804 (Target_i386::Scan::global): Likewise.
2805 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2806 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2807 (Target_x86_64::tls_base_symbol_defined_): New field.
2808 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2809 (Target_x86_64::Scan::global): Likewise.
2810
f3c69fca
CC		 28112008-04-16 Cary Coutant <ccoutant@google.com>
2812
2813 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2814 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2815 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2816 building shared libraries.
2817 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2818 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2819 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2820 * testsuite/Makefile.in: Rebuild.
2821 * testsuite/weak_undef.h: New file.
2822 * testsuite/weak_undef_file1.cc: Add extra test cases.
2823 * testsuite/weak_undef_file2.cc: Likewise.
2824 * testsuite/weak_undef_test.cc: Likewise.
2825
7c414435
DM		 28262008-04-16 David S. Miller <davem@davemloft.net>
2827
32b769e1
DM		 2828 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2829 Add issued_non_pic_error_ field. Declare check_non_pic.
2830 (Target_sparc::Scan::check_non_pic): New function.
2831 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2832 (Target_sparc::Scan::global): Likewise.
2833
11936fb1
DM		 2834 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2835 * configure: Rebuild.
2836
7c414435
DM		 2837 * options.h (DEFINE_enable): New macro.
2838 (new_dtags): New enable option.
2839 (initfirst, interpose, loadfltr, nodefaultlib,
2840 nodelete, nodlopen, nodump): New -z options.
2841 * layout.cc (Layout:finish_dynamic_section): If new
2842 dtags enabled, emit DT_RUNPATH. Also, emit a
2843 DT_FLAGS_1 containing any specified -z flags.
2844
85c7bf8b
ILT		 28452008-04-16 Ian Lance Taylor <iant@google.com>
2846
12c0daef
ILT		 2847 * copy-relocs.cc: New file.
2848 * copy-relocs.h: New file.
2849 * reloc.cc: Remove Copy_relocs code.
2850 * reloc.h: Likewise.
2851 * reloc-types.h (struct Reloc_types) [both versions]: Add
2852 get_reloc_addend_noerror.
2853 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2854 variants of add_global which take an addend which must be zero.
2855 * i386.cc: Include "copy-relocs.h".
2856 (class Target_i386): Change type of copy_relocs_ to variable,
2857 update initializer.
2858 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2859 Change all callers.
2860 (Target_i386::do_finalize_sections): Change handling of
2861 copy_relocs_.
2862 * sparc.cc: Include "copy-relocs.h".
2863 (class Target_sparc): Change type of copy_relocs_ to variable,
2864 update initializer.
2865 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2866 Change all callers.
2867 (Target_sparc::do_finalize_sections): Change handling of
2868 copy_relocs_.
2869 * x86_64.cc: Include "copy-relocs.h".
2870 (class Target_x86_64): Change type of copy_relocs_ to variable,
2871 update initializer.
2872 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2873 class. Change all callers.
2874 (Target_x86_64::do_finalize_sections): Change handling of
2875 copy_relocs_.
2876 * Makefile.am (CCFILES): Add copy-relocs.cc.
2877 (HFILES): Add copy-relocs.h.
2878
4f4995b6
ILT		 2879 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2880
85c7bf8b
ILT		 2881 * testsuite/script_test_4.sh: Permit leading zeroes.
2882
4f2a9edd
ILT		 28832008-04-15 Ian Lance Taylor <iant@google.com>
2884
e6188289
ILT		 2885 * script-sections.cc (Script_sections::create_segments): Use
2886 header_size_adjustment even when there is enough room for the
2887 headers.
2888 * testsuite/script_test_4.sh: New file.
2889 * testsuite/script_test_4.t: New file.
2890 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2891 (check_DATA): Add script_test_4.stdout.
2892 (MOSTLYCLEANFILES): Likewise.
2893 (script_test_4): New target.
2894 (script_test_4.stdout): New target.
2895 * testsuite/Makefile.in: Rebuild.
2896
4f2a9edd
ILT		 2897 * sparc.cc: Add definitions for Output_data_plt_sparc class
2898 constants.
2899
f5314dd5
DM		 29002008-04-14 David S. Miller <davem@davemloft.net>
2901
2902 * sparc.cc: New file.
2903 * Makefile.am (TARGETSOURCES): Add sparc.cc
2904 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2905 * configure.tgt: Document targ_extra_size and
2906 targ_extra_big_endian. Add entries for sparc-* and
2907 sparc64-*.
2908 * configure.ac: Handle targ_extra_size and
2909 targ_extra_big_endian.
2910 * Makefile.in: Rebuild.
2911 * configure: Likewise.
2912 * po/POTFILES.in: Likewise.
2913 * po/gold.pot: Likewise.
2914
154e0e9a
ILT		 29152008-04-14 Ian Lance Taylor <iant@google.com>
2916
2917 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2918 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2919 in the name/type/flags to section mapping. Don't call
2920 allocate_output_section.
2921 (Layout::choose_output_section): Change parameter from adjust_name
2922 to is_input_section. Don't permit input sections after sections
2923 are attached to segments. Don't call allocate_output_section.
2924 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2925 not write_enable_output_section.
2926 (Layout::make_output_section): Don't push to
2927 unattached_section_list_ nor call attach_to_segment. Call
2928 attach_section_to_segment if sections are attached.
2929 (Layout::attach_sections_to_segments): New function.
2930 (Layout::attach_section_to_segment): New function.
2931 (Layout::attach_allocated_section_to_segment): Rename from
2932 attach_to_segment. Remove flags parameter.
2933 (Layout::allocate_output_section): Remove function.
2934 (Layout::write_enable_output_section): Remove function.
2935 * layout.h (class Layout): Update for above changes. Add new
2936 field sections_are_attached_.
2937 * output.h (Output_section::update_flags_for_input_section): New
2938 function.
2939 * output.cc (Output_section::add_input_section): Call
2940 update_flags_for_input_section.
2941 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2942
009a67a2
CC		 29432008-04-11 Cary Coutant <ccoutant@google.com>
2944
2945 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2946 thought unnecessary.
2947 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2948
759b1a24
ILT		 29492008-04-11 Ian Lance Taylor <iant@google.com>
2950
2951 * output.h (class Output_section_data): Remove inline definition
2952 of set_addralign.
2953 * output.cc (Output_section_data::set_addralign): New function.
2954
c2b45e22
CC		 29552008-04-11 Cary Coutant <ccoutant@google.com>
2956
2957 Add support for TLS descriptors for i386 and x86_64.
2958 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2959 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2960 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2961 GOT_TYPE_TLS_DESC.
2962 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2963 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2964 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2965 relocations.
2966 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2967 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2968 Fix problem with initial-exec relocations.
2969 (Target_i386::Relocate::relocate_tls): Likewise.
2970 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2971 relaxation.
2972 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2973 support for section-plus-offset dynamic table entries.
2974 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2975 (Output_data_dynamic::Dynamic_entry): Add support for
2976 section-plus-offset dynamic table entries.
2977 (Output_data_dynamic::Classification): Likewise.
2978 (Output_data_dynamic::classification_): Renamed offset_.
2979 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2980 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2981 (Target_x86_64::make_plt_section): New function.
2982 (Target_x86_64::reserve_tlsdesc_entries): New function.
2983 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2984 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2985 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2986 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2987 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2988 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2989 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2990 add extra PLT entry for TLS descriptors.
2991 (Output_data_plt_x86_64::got_): New field.
2992 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2993 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2994 fields.
2995 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2996 descriptors.
2997 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2998 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2999 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3000 R_386_TLS_DESC_CALL relocations.
3001 (Target_x86_64::Scan::global): Likewise.
3002 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3003 for TLS descriptors.
3004 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3005 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3006 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3007 GD-to-IE relaxation.
3008 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3009 and TLS_DESCRIPTORS.
3010 * Makefile.in: Rebuild.
3011 * configure: Rebuild.
3012 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3013 (tls_test_shared2.so): New target.
3014 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3015 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3016 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3017 (tls_shared_gd_to_ie_test_LDADD): New variable.
3018 (tls_shared_gnu2_gd_to_ie_test): New target.
3019 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3020 New targets.
3021 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3022 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3023 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3024 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3025 (tls_shared_gnu2_test): New target.
3026 (tls_test_gnu2_shared.so): New target.
3027 (tls_shared_gnu2_test_SOURCES): New variable.
3028 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3029 (tls_shared_gnu2_test_LDFLAGS): New variable.
3030 (tls_shared_gnu2_test_LDADD): New variable.
3031 * testsuite/Makefile.in: Rebuild.
3032 * testsuite/Makefile.
3033
83bfb6b7
ILT		 30342008-04-11 Ian Lance Taylor <iant@google.com>
3035
3036 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3037 justsyms.t.
3038 * testsuite/Makefile.in: Rebuild.
3039
3040 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3041 long.
3042 * testsuite/script_test_2.cc (main): Adjust test.
3043
706e1f5e
ILT		 30442008-04-11 David S. Miller <davem@davemloft.net>
3045 Ian Lance Taylor <iant@google.com>
3046
3047 * options.h (General_options): Add entries for '-Y' and
3048 '-relax'.
3049 * options.cc (General_options:finalize): If -Y was used, add those
3050 entries to the library path instead of the default "/lib" and
3051 "/usr/lib".
3052
7c98e6bb
DM		 30532008-04-11 David S. Miller <davem@davemloft.net>
3054
3055 * testsuite/justsyms.t: Start at 0x100.
3056 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 3057 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3058 long.
3059 * testsuite/script_test_2.cc: Adjust string and section length
3060 checks.
7c98e6bb 3061
99a37bfd
ILT		 30622008-04-09 Ian Lance Taylor <iant@google.com>
3063
2cefc357
ILT		 3064 PR gold/5996
3065 * script-sections.cc (Sections_element::allocate_to_segment): Add
3066 orphan parameter.
3067 (Output_section_definition::allocate_to_segment): Likewise.
3068 (Orphan_output_section::allocate_to_segment): Likewise.
3069 (Script_sections::attach_sections_using_phdrs_clause): Don't
3070 propagate non-PT_LOAD segments to orphan sections.
3071 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3072 readelf rather than objdump.
3073 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3074 .interp section and PT_INTERP segment are the same size.
3075 * testsuite/Makefile.in: Rebuild.
3076
99a37bfd
ILT		 3077 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3078 aliases for symbols defined in the same object.
3079 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3080 (weak_alias_test_SOURCES): New variable.
3081 (weak_alias_test_DEPENDENCIES): New variable.
3082 (weak_alias_test_LDFLAGS): New variable.
3083 (weak_alias_test_LDADD): New variable.
3084 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3085 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3086 (weak_alias_test_3.o): New target.
3087 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3088 * testsuite/weak_alias_test_main.cc: New file.
3089 * testsuite/weak_alias_test_1.cc: New file.
3090 * testsuite/weak_alias_test_2.cc: New file.
3091 * testsuite/weak_alias_test_3.cc: New file.
3092
780e49c5
ILT		 30932008-04-08 Ian Lance Taylor <iant@google.com>
3094
cdb0b8f5
ILT		 3095 * options.h (class General_options): Add --noinhibit-exec option.
3096 * main.cc (main): Check --noinhibit-exec.
3097
0864d551
ILT		 3098 * options.h (class General_options): Define --wrap as a special
3099 option. Add wrap_symbols_ field.
3100 (General_options::any_wrap_symbols): New function.
3101 (General_options::is_wrap_symbol): New function.
3102 * options.cc (General_options::parse_wrap): New function.
3103 (General_options::General_options): Initialize wrap_symbols_.
3104 * symtab.cc (Symbol_table::wrap_symbol): New function.
3105 (Symbol_table::add_from_object): Handle --wrap.
3106 * symtab.h (class Symbol_table): Declare wrap_symbol.
3107 * target.h (Target::wrap_char): New function.
3108 (Target::Target_info): Add wrap_char field.
3109 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3110 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3111 * testsuite/testfile.cc (Target_test::test_target_info):
3112 Likewise.
3113
789aa6de
ILT		 3114 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3115 there is one.
3116
2c38906f
ILT		 3117 * layout.h (class Layout): Add added_eh_frame_data_ field.
3118 * layout.cc (Layout::Layout): Initialize new field.
3119 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3120 output section until we find a section we merged successfully.
3121 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3122 that the size be non-zero.
3123
780e49c5
ILT		 3124 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3125 qualifier.
3126
7fcd0256
ILT		 31272008-04-08 Craig Silverstein <csilvers@google.com>
3128
3129 * configure.ac: Export new conditional variable HAVE_ZLIB.
3130 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3131 on HAVE_ZLIB.
3132 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3133 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3134
6835af53
ILT		 31352008-04-07 Ian Lance Taylor <iant@google.com>
3136
e24f324c
ILT		 3137 * version.cc (version_string): Set to "1.5".
3138
a036edd8
ILT		 3139 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3140 Add issued_non_pic_error_ field. Declare check_non_pic.
3141 (Target_x86_64::Scan::check_non_pic): New function.
3142 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3143 (Target_x86_64::Scan::global): Likewise.
3144
624f8810
ILT		 3145 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3146 addend parameter. Change caller. Handle merge sections.
3147 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3148 Address to Addend. Don't add in the result of
3149 local_section_offset, pass down the addend and use the returned
3150 value.
3151 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3152 Update declarations of local_section_offset and symbol_value.
3153 * testsuite/two_file_test_1.cc (t18): New function.
3154 * testsuite/two_file_test_2.cc (f18): New function.
3155 * testsuite/two_file_test_main.cc (main): Call t18.
3156 * testsuite/two_file_test.h (t18, f18): Declare.
3157
6835af53
ILT		 3158 * configure.ac: Don't test for objdump, c++filt, or readelf.
3159 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3160 conditionals.
3161 (TEST_READELF): New variable.
3162 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3163 (check_PROGRAMS): Add two_file_strip_test.
3164 (two_file_strip_test): New target.
3165 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3166 (two_file_same_shared_strip_test_SOURCES): New variable.
3167 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3168 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3169 (two_file_same_shared_strip_test_LDADD): New variable.
3170 (two_file_shared_strip.so): New target.
3171 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3172 (ver_test_5.syms, ver_test_7.syms): Likewise.
3173 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3174 (strip_test_3.stdout): Use TEST_OBJDUMP.
3175 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3176
86925eef
CC		 31772008-04-04 Cary Coutant <ccoutant@google.com>
3178
3179 * symtab.h (Symbol::is_weak_undefined): New function.
3180 (Symbol::is_strong_undefined): New function.
3181 (Symbol::is_absolute): New function.
3182 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3183 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3184 absolute symbols.
3185 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3186 (weak_undef_test): New target.
3187 * testsuite/Makefile.in: Rebuild.
3188 * testsuite/weak_undef_file1.cc: New file.
3189 * testsuite/weak_undef_file2.cc: New file.
3190 * testsuite/weak_undef_test.cc: New file.
3191
126f3ece
ILT		 31922008-04-03 Craig Silverstein <csilvers@google.com>
3193
3194 * compressed_output.h (class Output_compressed_section): Use
3195 unsigned buffer.
3196 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3197 add zlib header.
3198 (zlib_compressed_suffix): Removed.
3199 (Output_compressed_section::set_final_data_size): Use unsigned
3200 buffers.
3201 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3202 Fix linker invocation.
3203 (flagstest_o_specialfile_and_compress_debug_sections):
3204 Likewise.
3205 * testsuite/Makefile.in: Regenerated.
3206
deae2a14
DM		 32072008-04-02 David S. Miller <davem@davemloft.net>
3208
3209 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3210 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3211
70752818
ILT		 32122008-04-02 Craig Silverstein <csilvers@google.com>
3213
3214 * TODO: New file.
3215
39d0cb0e
ILT		 32162008-04-02 Ian Lance Taylor <iant@google.com>
3217
3218 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3219 parameters. Update for new key type to views_. Change all
3220 callers.
3221 (File_read::read): Adjust for byteshift in returned view.
3222 (File_read::add_view): New function, broken out of
3223 find_and_make_view.
3224 (File_read::make_view): New function, broken out of
3225 find_and_make_view.
3226 (File_read::find_or_make_view): Add offset and aligned
3227 parameters. Rewrite accordingly. Change all callers.
3228 (File_read::get_view): Add offset and aligned parameters. Adjust
3229 for byteshift in return value.
3230 (File_read::get_lasting_view): Likewise.
3231 * fileread.h (class File_read): Update declarations.
3232 (class File_read::View): Add byteshift_ field. Add byteshift to
3233 constructor. Add byteshift method.
3234 * archive.h (Archive::clear_uncached_views): New function.
3235 (Archive::get_view): Add aligned parameter. Change all callers.
3236 * object.h (Object::get_view): Add aligned parameter. Change all
3237 callers.
3238 (Object::get_lasting_view): Likewise.
3239
3240 * fileread.cc (File_read::release): Don't call clear_views if
3241 there are multiple objects.
3242 * fileread.h (File_read::clear_uncached_views): New function.
3243 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3244 on the archive.
3245
a1207466
CC		 32462008-03-31 Cary Coutant <ccoutant@google.com>
3247
3248 Add thin archive support.
3249 * archive.cc (Archive::armagt): New const.
3250 (Archive::setup): Remove task parameter and calls to unlock.
3251 (Archive::unlock_nested_archives): New function.
3252 (Archive::read_header): Add nested_off parameter. Change
3253 all callers.
3254 (Archive::interpret_header): Likewise.
3255 (Archive::include_all_members): Change to handle thin
3256 archives.
3257 (Archive::include_member): Likewise.
3258 * archive.h (Archive::Archive): Add new parameters and
3259 initializers.
3260 (Archive::armagt): New const.
3261 (Archive::setup): Remove task parameter.
3262 (Archive::unlock_nested_archives): New function.
3263 (Archive::read_header): Add nested_off parameter.
3264 (Archive::interpret_header): Likewise.
3265 (Archive::Nested_archive_table): New typedef.
3266 (Archive::is_thin_archive_): New field.
3267 (Archive::nested_archives_): New field.
3268 (Archive::options_): New field.
3269 (Archive::dirpath_): New field.
3270 (Archive::task_): New field.
3271 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3272 for thin archives. Pass additional parameters to
3273 Archive::Archive. Unlock the archive file after calling
3274 Archive::setup.
cd536b21 3275
479f6503
ILT		 32762008-03-29 Ian Lance Taylor <iant@google.com>
3277
686c8caf
ILT		 3278 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3279 version symbol to be local.
3280 * testsuite/ver_test_4.sh: New file.
3281 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3282 (check_DATA): Add ver_test_4.syms.
3283 (ver_test_4.syms): New target.
3284 * testsuite/Makefile.in: Rebuild.
3285
ab794b6b
ILT		 3286 * output.cc
3287 (Output_section::Input_section_sort_entry::has_priority): New
3288 function.
3289 (Output_section::Input_section_sort_entry::match_file_name): New
3290 function.
3291 (Output_section::Input_section_sort_entry::match_section_name):
3292 Remove.
3293 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3294 Remove.
3295 (Output_section::Input_section_sort_entry::match_section_file):
3296 Remove.
3297 (Output_section::Input_section_sort_compare::operator()): Rewrite
3298 using new Input_section_sort_entry functions. Sort crtbegin and
3299 crtend first. Sort sections with no priority before sections with
3300 a priority.
3301 * testsuite/initpri1.c (d3): Check j != 4.
3302 (cd5): New constructor/destructor function.
3303 (main): Check j != 2.
3304
479f6503
ILT		 3305 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3306 new symbol when resolving, don't call set_is_default.
3307 * testsuite/ver_test_7.cc: New file.
3308 * testsuite/ver_test_7.sh: New file.
3309 * testsuite/Makefile.am (ver_test_7.so): New target.
3310 (ver_test_7.o): New target.
3311 (check_SCRIPTS): Add ver_test_7.sh.
3312 (check_DATA): Add ver_test_7.syms.
3313 (ver_test_7.syms): New target.
3314
2fd32231
ILT		 33152008-03-28 Ian Lance Taylor <iant@google.com>
3316
3317 * layout.cc (Layout::layout): If we see an input section with a
3318 name that needs sorting, set the must_sort flag for the output
3319 section.
3320 (Layout::make_output_section): If the name of the output section
3321 indicates that it might require sorting, set the may_sort flag.
3322 * output.h (Output_section::may_sort_attached_input_sections): New
3323 function.
3324 (Output_section::set_may_sort_attached_input_sections): New
3325 function.
3326 (Output_section::must_sort_attached_input_sections): New
3327 function.
3328 (Output_section::set_must_sort_attached_input_sections): New
3329 function.
3330 (class Output_section): Declare Input_section_sort_entry. Define
3331 Input_section_sort_compare. Declare
3332 sort_attached_input_sections. Add new fields:
3333 may_sort_attached_input_sections_,
3334 must_sort_attached_input_sections_,
3335 attached_input_sections_are_sorted_.
3336 * output.cc (Output_section::Output_section): Initialize new
3337 fields.
3338 (Output_section::add_input_section): Add an entry to
3339 input_sections_ if may_sort or must_sort are true.
3340 (Output_section::set_final_data_size): Call
3341 sort_attached_input_sections if necessary.
3342 (Output_section::Input_section_sort_entry): Define new class.
3343 (Output_section::Input_section_sort_compare::operator()): New
3344 function.
3345 (Output_section::sort_attached_input_sections): New function.
3346 * configure.ac: Check whether the compiler supports constructor
3347 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3348 * testsuite/initpri1.c: New file.
3349 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3350 CONSTRUCTOR_PRIORITY.
3351 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3352 (initpri1_LDFLAGS): New variable.
3353 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3354
18e6b24e
ILT		 33552008-03-27 Ian Lance Taylor <iant@google.com>
3356
49bdd526
ILT		 3357 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3358 * testsuite/common_test_1.c: New file.
3359 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3360 (common_test_1_SOURCES): New variable.
3361 (common_test_1_DEPENDENCIES): New variable.
3362 (common_test_1_LDFLAGS): New variable.
3363
18e6b24e
ILT		 3364 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3365 and commons_ correctly when NAME/VERSION does not override
3366 NAME/NULL.
3367 * testsuite/ver_test_6.c: New file.
3368 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3369 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3370 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3371
04bf7072
ILT		 33722008-03-26 Ian Lance Taylor <iant@google.com>
3373
5871526f
ILT		 3374 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3375 of an undefined symbol from a version script.
3376 * testsuite/Makefile.am (ver_test_5.so): New target.
3377 (ver_test_5.o): New target.
3378 (check_SCRIPTS): Add ver_test_5.sh.
3379 (check_DATA): Add ver_test_5.syms.
3380 (ver_test_5.syms): New target.
3381 * testsuite/ver_test_5.cc: New file.
3382 * testsuite/ver_test_5.script: New file.
3383 * testsuite/ver_test_5.sh: New file.
3384 * Makefile.in, testsuite/Makefile.in: Rebuild.
3385
04bf7072
ILT		 3386 PR gold/5986
3387 Fix problems building gold with gcc 4.3.0.
3388 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3389 (gold_error_at_location, gold_warning_at_location): Use it.
3390 * configure.ac: Check whether we can compile and use a template
3391 function with a printf attribute.
3392 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3393 when jumping over bytes.
3394 * object.cc: Instantiate Object::read_section_data.
3395 * debug.h: Include <cstring>
3396 * dwarf_reader.cc: Include <algorithm>
3397 * main.cc: Include <cstring>.
3398 * options.cc: Include <cstring>.
3399 * output.cc: Include <cstring>.
3400 * script.cc: Include <cstring>.
3401 * script.h: Include <string>.
3402 * symtab.cc: Include <cstring> and <algorithm>.
3403 * target-select.cc: Include <cstring>.
3404 * version.cc: Include <string>.
3405 * testsuite/testmain.cc: Include <cstdlib>.
3406 * configure, config.in: Rebuild.
3407
874c5b28
ILT		 34082008-03-25 Ian Lance Taylor <iant@google.com>
3409
819d6c3a
ILT		 3410 * options.cc: Include "../bfd/bfdver.h".
3411 (options::help): Print bug reporting address.
3412
f4b2c6f5
ILT		 3413 * version.cc (print_version): Adjust output for current value of
3414 BFD_VERSION_STRING.
3415
3416 * NEWS: New file.
3417
e96caa79
ILT		 3418 * options.cc (options::help): Print list of supported targets.
3419 * target-select.h: Include <vector>.
3420 (class Target_selector): Make machine_, size_, and is_big_endian_
3421 fields const. Add bfd_name_ and instantiated_target_ fields.
3422 (Target_selector::Target_selector): Add bfd_name parameter.
3423 (Target_selector::recognize): Make non-virtual, call
3424 do_recognize.
3425 (Target_selector::recognize_by_name): Make non-virtual, call
3426 do_recognize_by_name.
3427 (Target_selector::supported_names): New function.
3428 (Target_selector::bfd_name): New function.
3429 (Target_selector::do_instantiate_target): New pure virtual
3430 function.
3431 (Target_selector::do_recognize): New virtual function.
3432 (Target_selector::do_recognize_by_name): New virtual function.
3433 (Target_selector::instantiate_target): New private function.
3434 (supported_target_names): Declare.
3435 * target-select.cc (Target_selector::Target_selector): Update for
3436 new parameter and fields.
3437 (select_target_by_name): Check that the name matches before
3438 calling recognize_by_name.
3439 (supported_target_names): New function.
3440 * i386.cc (class Target_selector_i386): Update Target_selector
3441 constructor call. Remove recognize and recognize_by_name. Add
3442 do_instantiate_target.
3443 * x86_64.cc (class Target_selector_x86_64): Likewise.
3444 * testsuite/testfile.cc (class Target_selector_test): Update for
3445 changes to Target_selector.
3446
874c5b28
ILT		 3447 * README: Rewrite, with some notes on unsupported features.
3448
0a65a3a7
CC		 34492008-03-24 Cary Coutant <ccoutant@google.com>
3450
3451 * i386.cc (Target_i386::Got_type): New enum declaration.
3452 (Target_i386::Scan::local): Updated callers of Output_data_got
3453 member functions.
3454 (Target_i386::Scan::global): Likewise.
3455 (Target_i386::Relocate::relocate): Likewise.
3456 (Target_i386::Relocate::relocate_tls): Likewise.
3457 * object.h (Got_offset_list): New class.
3458 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3459 (Sized_relobj::local_got_offset): Likewise.
3460 (Sized_relobj::set_local_got_offset): Likewise.
3461 (Sized_relobj::local_has_tls_got_offset): Removed.
3462 (Sized_relobj::local_tls_got_offset): Removed.
3463 (Sized_relobj::set_local_tls_got_offset): Removed.
3464 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3465 * output.cc (Output_data_got::add_global): Added got_type parameter.
3466 (Output_data_got::add_global_with_rel): Likewise.
3467 (Output_data_got::add_global_with_rela): Likewise.
3468 (Output_data_got::add_global_pair_with_rel): New function.
3469 (Output_data_got::add_global_pair_with_rela): New function.
3470 (Output_data_got::add_local): Added got_type parameter.
3471 (Output_data_got::add_local_with_rel): Likewise.
3472 (Output_data_got::add_local_with_rela): Likewise.
3473 (Output_data_got::add_local_pair_with_rel): New function.
3474 (Output_data_got::add_local_pair_with_rela): New function.
3475 (Output_data_got::add_global_tls): Removed.
3476 (Output_data_got::add_global_tls_with_rel): Removed.
3477 (Output_data_got::add_global_tls_with_rela): Removed.
3478 (Output_data_got::add_local_tls): Removed.
3479 (Output_data_got::add_local_tls_with_rel): Removed.
3480 (Output_data_got::add_local_tls_with_rela): Removed.
3481 * output.h (Output_data_got::add_global): Added got_type parameter.
3482 (Output_data_got::add_global_with_rel): Likewise.
3483 (Output_data_got::add_global_with_rela): Likewise.
3484 (Output_data_got::add_global_pair_with_rel): New function.
3485 (Output_data_got::add_global_pair_with_rela): New function.
3486 (Output_data_got::add_local): Added got_type parameter.
3487 (Output_data_got::add_local_with_rel): Likewise.
3488 (Output_data_got::add_local_with_rela): Likewise.
3489 (Output_data_got::add_local_pair_with_rel): New function.
3490 (Output_data_got::add_local_pair_with_rela): New function.
3491 (Output_data_got::add_global_tls): Removed.
3492 (Output_data_got::add_global_tls_with_rel): Removed.
3493 (Output_data_got::add_global_tls_with_rela): Removed.
3494 (Output_data_got::add_local_tls): Removed.
3495 (Output_data_got::add_local_tls_with_rel): Removed.
3496 (Output_data_got::add_local_tls_with_rela): Removed.
3497 * resolve.cc (Symbol::override_base_with_special): Removed
3498 reference to has_got_offset_ field.
3499 * symtab.cc (Symbol::init_fields): Replaced initialization
3500 of got_offset_ with got_offsets_. Removed initialization
3501 of has_got_offset_
53fcba31 3502 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3503 (Symbol::got_offset): Likewise.
3504 (Symbol::set_got_offset): Likewise.
3505 (Symbol::has_tls_got_offset): Removed.
3506 (Symbol::tls_got_offset): Removed.
3507 (Symbol::set_tls_got_offset): Removed.
3508 (Symbol::got_offset_): Removed.
3509 (Symbol::tls_mod_got_offset_): Removed.
3510 (Symbol::tls_pair_got_offset_): Removed.
3511 (Symbol::got_offsets_): New field.
3512 (Symbol::has_got_offset): Removed.
3513 (Symbol::has_tls_mod_got_offset): Removed.
3514 (Symbol::has_tls_pair_got_offset): Removed.
3515 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3516 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3517 member functions.
3518 (Target_x86_64::Scan::global): Likewise.
3519 (Target_x86_64::Relocate::relocate): Likewise.
3520 (Target_x86_64::Relocate::relocate_tls): Likewise.
3521
bd52eafb
BE		 35222008-03-25 Ben Elliston <bje@au.ibm.com>
3523
3524 * yyscript.y: Fix spelling error in comment.
3525
8b105e34
ILT		 35262008-03-24 Ian Lance Taylor <iant@google.com>
3527
8ed814a9
ILT		 3528 * options.h (class General_options): Define build_id option.
3529 * layout.h (class Layout): Declare write_build_id, create_note,
3530 create_build_id. Add build_id_note_ member.
3531 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3532 "libiberty.h", "md5.h", "sha1.h".
3533 (Layout::Layout): Initialize eh_frame_data_,
3534 eh_frame_hdr_section_, and build_id_note_.
3535 (Layout::finalize): Call create_build_id.
3536 (Layout::create_note): New function, broken out of
3537 Layout::create_gold_note.
3538 (Layout::create_gold_note): Call create_note.
3539 (Layout::create_build_id): New function.
3540 (Layout::write_build_id): New function.
3541 (Close_task_runner::run): Call write_build_id.
3542
8b105e34
ILT		 3543 * x86_64.cc: Correct license to GPLv3.
3544
086a1841
ILT		 35452008-03-23 Ian Lance Taylor <iant@google.com>
3546
3547 * options.cc: Include "demangle.h".
3548 (parse_optional_string): New function.
3549 (parse_long_option): Handle takes_optional_argument.
3550 (parse_short_option): Update dash_z initializer. Handle
3551 takes_optional_argument.
3552 (General_options::General_options): Initialize do_demangle_.
3553 (General_options::finalize): Set do_demangle_. Handle demangling
3554 style.
3555 * options.h (parse_optional_string): Declare.
3556 (struct One_option): Add optional_arg field. Update constructor.
3557 Update call constructor calls. Add takes_optional_argument
3558 function.
3559 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3560 (DEFINE_optional_string): Define.
3561 (General_options::demangle): Change from DEFINE_bool to
3562 DEFINE_optional_string.
3563 (General_options::no_demangle): New function.
3564 (General_options::do_demangle): New function.
3565 (General_options::set_do_demangle): New function.
3566 (General_options::execstack_status_): Move definition to end of
3567 class definition.
3568 (General_options::static_): Likewise.
3569 (General_options::do_demangle_): New field.
3570 * object.cc (big_endian>::get_symbol_location_info): Call
3571 Options::do_demangle, not Options::demangle.
3572 * symtab.cc (demangle): Likewise.
3573
cbb93e63
ILT		 35742008-03-22 Ian Lance Taylor <iant@google.com>
3575
3576 * gold.h: Include <cstddef> and <sys/types.h>
3577 * options.h: Include <cstring>.
3578
ec531623
ILT		 35792008-03-21 Ian Lance Taylor <iant@google.com>
3580
3581 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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