1 2009-08-18 Doug Kwan <dougkwan@google.com>
3 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4 an elcpp::Ehdr as parameter. Adjust call to set_target.
5 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
6 an elfcpp::Ehdr as parameter.
7 * object.cc (Object::set_target): Remove the version that looks up
9 (Sized_relobj::setup): Take a Target object instead of
10 an elfcpp::Ehdr as parameter. Adjust call to set_target.
11 (make_elf_sized_object): Find target and ask target to
13 * object.h: (Object::set_target): Remove the version that looks up
15 (Sized_relobj::setup): Take a Target object instead of
16 an elfcpp:Ehdr as parameter.
17 * target.cc: Include dynobj.h.
18 (Target::do_make_elf_object_implementation): New.
19 (Target::do_make_elf_object): New.
20 * target.h (Target::make_elf_object): New template declaration.
21 (Target::do_make_elf_object): New method declarations.
22 (Target::do_make_elf_object_implementation): New template declaration.
24 2009-08-14 Ian Lance Taylor <iant@google.com>
26 * gold.h (FUNCTION_NAME): Define.
27 (gold_unreachable): Use FUNCTION_NAME.
29 2009-08-12 Sriraman Tallam <tmsriram@google.com>
31 * icf.cc (Icf::find_identical_sections): Issue a warning when a
32 symbol in the --keep-unique list is not found.
34 2009-08-12 Sriraman Tallam <tmsriram@google.com>
36 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
37 been maked as --keep-unique.
38 (Icf::unfold_section): New function.
39 * icf.h (Icf::unfold_section): New function.
40 * options.h (General_options::keep_unique): New option.
41 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
42 * testsuite/Makefile.in: Regenerate.
43 * testsuite/icf_keep_unique_test.sh: New file.
44 * testsuite/icf_keep_unique_test.cc: New file.
46 2009-08-12 Cary Coutant <ccoutant@google.com>
49 * resolve.cc (Symbol_table::resolve): Check for references from
50 dynamic objects to hidden and internal symbols.
51 * testsuite/Makefile.am (hidden_test.sh): New test.
52 * testsuite/Makefile.in: Regenerate.
53 * testsuite/hidden_test.sh: New script.
54 * testsuite/hidden_test_1.c: New test source.
55 * testsuite/hidden_test_main.c: New test source.
57 2009-08-11 Doug Kwan <dougkwan@google.com>
59 * arm.cc: Update comments.
60 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
61 segment to locate the .ARM.exidx section if present.
63 2009-08-09 Doug Kwan <dougkwan@google.com>
65 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
68 2009-08-07 Sriraman Tallam <tmsriram@google.com>
69 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
72 2009-08-06 Sriraman Tallam <tmsriram@google.com>
74 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
75 valid tls_segment only for non-debug-section relocations.
76 * testsuite/Makefile.am: Add gc_tls_test.
77 * testsuite/Makefile.in: Regenerate.
78 * testsuite/gc_tls_test.cc: New file.
79 * testsuite/gc_tls_test.sh: New file.
81 2009-08-05 Sriraman Tallam <tmsriram@google.com>
85 * Makefile.am (CCFILES): Add icf.cc.
87 * Makefile.in: Regenerate.
88 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
89 * gc.h (gc_process_relocs): Populate lists used by icf to contain
90 section, symbol and addend information for the relocs.
91 * gold.cc (queue_middle_tasks): Call identical code folding.
92 * gold.h: Add defines for multimap.
93 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
94 to the call of finalize_local_symbols.
95 * main.cc (main): Create object of class Icf.
96 * object.cc (Sized_relobj::do_layout): Allow this function to be
97 called twice during icf.
98 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
99 to sections marked as identical by icf.
100 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
102 (Sized_relobj::do_section_entsize): New function.
103 * object.h (Object::section_entsize): New function.
104 (Object::do_section_entsize): New pure virtual function.
105 (Relobj::finalize_local_symbols): Add new parameter.
106 (Relobj::do_section_entsize): New function.
107 * options.h (General_options::icf): New option.
108 (General_options::icf_iterations): New option.
109 (General_options::print_icf_sections): New option.
110 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
111 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
112 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
114 * symtab.cc (Symbol_table::is_section_folded): New function.
115 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
116 to sections marked as identical by icf.
117 * symtab.h (Symbol_table::set_icf): New function.
118 (Symbol_table::icf): New function.
119 (Symbol_table::is_section_folded): New function.
120 (Symbol_table::icf_): New data member.
121 * target-reloc.h (relocate_section): Ignore sections folded by icf.
122 * testsuite/Makefile.am: Add commands to build icf_test.
123 * testsuite/Makefile.in: Regenerate.
124 * testsuite/icf_test.sh: New file.
125 * testsuite/icf_test.cc: New file.
127 2009-07-24 Chris Demetriou <cgd@google.com>
129 * layout.cc (is_compressible_debug_section): Fix incorrect
130 comment about compressed section names.
132 2009-07-20 Ian Lance Taylor <ian@airs.com>
135 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
137 2009-07-16 Ian Lance Taylor <iant@google.com>
140 * layout.h: #include <map>.
141 (class Kept_section): Change from struct to class. Add accessors
142 and setters. Add section size to Comdat_group mapping. Change
143 Comdat_group to std::map. Add is_comdat_ field. Add
144 linkonce_size field in union.
145 (class Layout): Update declaration of find_or_add_kept_section.
146 Don't declare find_kept_object.
147 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
148 parameter. Add object, shndx, is_comdat, and is_group_name
149 parameters. Change all callers. Adjust for new Kept_section.
150 (Layout::find_kept_object): Remove.
151 * object.cc (Sized_relobj::include_section_group): Update use of
152 Kept_section. Rename secnum to shndx. Only record
153 Kept_comdat_section if sections are the same size.
154 (Sized_relobj::include_linkonce_section): Update use of
155 Kept_section. Only record Kept_comdat_section if sections are the
156 same size. Set size of linkonce section.
157 (Sized_relobj::map_to_kept_section): Update call to
158 get_kept_comdat_section.
159 * object.h (class Sized_relobj): Rename fields in
160 Kept_comdat_section to drop trailing underscores; change object
161 field to Relobj*. Change Kept_comdat_section_table to store
162 struct rather than pointer.
163 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
164 Add kept_object and kept_shndx parameters. Change all callers.
165 (Sized_relobj::get_kept_comdat_section): Change return type to
166 bool. Add kept_object and kept_shndx parameters. Change all
168 * plugin.cc (Pluginobj::include_comdat_group): Update call to
169 Layout::find_or_add_kept_section.
171 2009-07-09 Ian Lance Taylor <iant@google.com>
173 * merge.cc (Object_merge_map::initialize_input_to_output_map):
174 Reserve space in the hash table.
176 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
178 * fileread.cc (File_read::get_mtime): New method.
179 * fileread.h (Timespec): New structure.
180 (File_read::get_mtime): New method.
181 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
182 Renamed from timestamp_nsec.
183 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
185 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
187 (Incremental_inputs::report_archive): Save mtime; style fix.
188 (Incremental_inputs::report_obejct): Save mtime; style fix.
189 (Incremental_inputs::report_script): Save mtime; style fix.
190 (Incremental_inputs::finalize_inputs): Style fix.
191 (Incremental_inputs::finalize): Style fix.
192 (Incremental_inputs::create_input_section_data): Store inputs
194 * incremental.h (Incremental_inputs::report_script): Add mtime
196 (Incremental_inputs::Input_info::Input_info): Intialize only one
198 (Incremental_inputs::Input_info::archive): Move to nameless
200 (Incremental_inputs::Input_info::obejct): Move to nameless union.
201 (Incremental_inputs::Input_info::script): Move to nameless union.
202 (Incremental_inputs::mtime): New field.
203 * script.cc (read_input_script): Pass file mtime to
205 * script.h (Script_info::inputs): Style fix.
207 2009-07-01 Ian Lance Taylor <ian@airs.com>
209 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
212 2009-06-24 Ian Lance Taylor <iant@google.com>
215 * layout.cc (Layout::choose_output_section): If we find an
216 existing section, update the flags.
217 (Layout::create_notes): New function, broken out of
219 (Layout::finalize): Don't create note sections.
220 (Layout::create_note): Don't crash if linker script discards
222 (Layout::create_gold_note): Likewise.
223 (Layout::create_build_id): Likewise. Don't set
224 after_input_sections on the section.
225 (Layout::create_executable_stack_info): Remove target parameter.
227 * layout.h (class Layout): Declare create_notes. Update
228 declaration of create_executable_stack_info.
229 * gold.cc (queue_middle_tasks): Call create_notes.
230 * output.cc (Output_section::update_flags_for_input_section): Move
231 here from output.h. If SHF_ALLOC flag is newly set, mark address
233 * output.h (Output_data::mark_address_invalid): New function.
234 (class Output_section): Only declare, not define,
235 update_flags_for_input_section. Remove set_flags.
237 2009-06-24 Ian Lance Taylor <iant@google.com>
239 * script-sections.cc (Output_section_definition::
240 set_section_addresses): Rename shadowing local load_address to
243 2009-06-24 Ian Lance Taylor <iant@google.com>
246 * reloc.cc (relocate_sections): Skip empty relocation sections.
248 2009-06-23 Ian Lance Taylor <iant@google.com>
251 * layout.cc (Layout::create_note): Use choose_output_section
252 rather than make_output_section.
254 2009-06-23 Ian Lance Taylor <iant@google.com>
257 * options.cc (General_options::parse_V): Set printed_version_.
258 (General_options::General_options): Initialize printed_version_.
259 * options.h (class General_options): Add printed_version_ field.
260 * gold.cc (queue_initial_tasks): If there are no input files,
261 don't give a fatal error if we printed the version information.
262 (queue_middle_tasks): If using -r with a shared object, give a
263 fatal error rather than an ordinary error.
265 2009-06-23 Ian Lance Taylor <iant@google.com>
268 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
269 (Layout::make_output_section): Set have_stabstr_section_ if we see
271 (Layout::finalize): Call link_stabs_sections.
272 (Layout::link_stabs_sections): New file.
273 * layout.h (class Layout): Add have_stabstr_section_ field.
274 Declare link_stabs_sections.
276 2009-06-23 Doug Kwan <dougkwan@google.com>
278 * Makefile.am (libgold_a_LIBADD): New.
279 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
280 * Makefile.in: Regenerate.
281 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
282 * configure: Regenerate.
283 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
284 * fileread.cc: Include sys/state.h
285 * gold.h: Declare memmem and strndup if found missing.
286 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
288 2009-06-23 Ian Lance Taylor <iant@google.com>
290 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
291 * configure: Rebuild.
293 2009-06-23 Ian Lance Taylor <iant@google.com>
296 * object.cc (Object::section_contents): Don't try to get a view if
297 the section has length zero.
298 (Object::handle_gnu_warning_section): If the section is empty, use
299 the name of the section as the warning.
301 2009-06-23 Ian Lance Taylor <iant@google.com>
304 * stringpool.h (class Stringpool_template): Add optimize_ field.
305 (Stringpool_template::set_optimize): New function.
306 * stringpool.cc (Stringpool_template::Stringpool_template):
307 Initialize optimize_ field.
308 (Stringpool_template::set_string_offsets): Test local optimize
309 fild rather than parameter.
310 * layout.cc (Layout::Layout): Call set_optimize on the section
313 2009-06-22 Ian Lance Taylor <iant@google.com>
316 * yyscript.y: Parse TARGET.
317 * script.cc (script_set_target): New function.
318 * script-c.h (script_set_target): Declare.
319 * options.cc (General_options::string_to_object_format): Rename
320 from string_to_object_format in anonymous namespace. Change
322 * options.h (class General_options): Declare
323 string_to_object_format.
325 2009-06-22 Ian Lance Taylor <iant@google.com>
327 * script-sections.cc (Script_sections::create_segments): Don't put
328 program headers in a PT_LOAD segment if -n or -N.
330 2009-06-22 Ian Lance Taylor <iant@google.com>
333 * options.h (class General_options): Add -z lazy and -z now. Sort
334 -z options into alphabetical order.
335 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
337 2009-06-21 Ian Lance Taylor <iant@google.com>
339 * layout.cc (Layout::make_output_section): Call
340 Target::new_output_section.
341 (Layout::attach_allocated_section_to_segment): Put large section
342 sections in a separate load segment with the large segment flag
344 (Layout::segment_precedes): Sort large data segments after other
346 (align_file_offset): New static function.
347 (Layout::set_segment_offsets): Use align_file_offset.
348 * output.h (class Output_section): Add is_small_section_ and
349 is_large_section_ fields.
350 (Output_section::is_small_section): New function.
351 (Output_section::set_is_small_section): New function.
352 (Output_section::is_large_section): New function.
353 (Output_section::set_is_large_section): New function.
354 (Output_section::is_large_data_section): New function.
355 (class Output_segment): Add is_large_data_segment_ field.
356 (Output_segment::is_large_data_segment): New function.
357 (Output_segment::set_is_large_data_segment): New function.
358 * output.cc (Output_section::Output_section): Initialize new
360 (Output_segment::Output_segment): Likewise.
361 (Output_segment::add_output_section): Add assertion that large
362 data sections always go in large data segments. Force small data
363 sections to the end of the list of data sections. Force small BSS
364 sections to the start of the list of BSS sections. For large BSS
365 sections to the end of the list of BSS sections.
366 * symtab.h (class Symbol): Declare is_common_shndx.
367 (Symbol::is_defined): Check Symbol::is_common_shndx.
368 (Symbol::is_common): Likewise.
369 (class Symbol_table): Define enum Commons_section_type. Update
370 declarations. Add small_commons_ and large_commons_ fields.
371 * symtab.cc (Symbol::is_common_shndx): New function.
372 (Symbol_table::Symbol_table): Initialize new fields.
373 (Symbol_table::add_from_object): Put small and large common
374 symbols in the right list.
375 (Symbol_table::sized_finalized_symbol): Check
376 Symbol::is_common_shndx.
377 (Symbol_table::sized_write_globals): Likewise.
378 * common.cc (Symbol_table::do_allocate_commons): Allocate new
379 common symbol lists. Don't call do_allocate_commons_list if the
381 (Symbol_table::do_allocate_commons_list): Remove is_tls
382 parameter. Add comons_section_type parameter. Change all
383 callers. Handle small and large common symbols.
384 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
385 Symbol::is_common_shndx.
386 * resolve.cc (symbol_to_bits): Likewise.
387 * target.h (Target::small_common_shndx): New function.
388 (Target::small_common_section_flags): New function.
389 (Target::large_common_shndx): New function.
390 (Target::large_common_section_flags): New function.
391 (Target::new_output_section): New function.
392 (Target::Target_info): Add small_common_shndx, large_common_shndx,
393 small_common_section_flags, and large_common_section_flags
395 (Target::do_new_output_section): New virtual function.
396 * arm.cc (Target_arm::arm_info): Initialize new fields.
397 * i386.cc (Target_i386::i386_info): Likewise.
398 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
400 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
401 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
402 (Target_x86_64::do_new_output_section): New function.
403 * configure.ac: Define conditional MCMODEL_MEDIUM.
404 * testsuite/Makefile.am (check_PROGRAMS): Add large.
405 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
406 (large_LDFLAGS): Define.
407 * testsuite/large.c: New file.
408 * testsuite/testfile.cc (Target_test::test_target_info):
409 Initialize new fields.
410 * configure, testsuite/Makefile.in: Rebuild.
412 2009-06-05 Doug Kwan <dougkwan@google.com>
414 * Makefile.am (CCFILES): Add target.cc.
415 * Makefile.in: Regenerate.
416 * i386.cc (class Target_i386): Define new virtual method to
417 override do_is_local_label_name in parent.
418 * object.cc (Sized_relobj::do_count_local_symbols): Discard
419 local symbols if --discard-locals or -X is given.
420 * options.h (class General_options): Declare new options
421 '--discard-locals' and '-X' for discarding locals.
422 * target.h (class Target): Define new methods is_local_label_name.
423 Declare new virtual method do_is_local_label_name.
424 * target.cc: New file.
425 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
426 (check_SCRIPTS): Add discard_locals_test.sh.
427 (check_DATA): Add discard_local_tests.syms.
428 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
429 (discard_local_tests.syms, discard_locals_test.o): New make rules.
430 * testsuite/Makefile.in: Regenerate.
431 * testsuite/discard_locals_test.c: New file.
432 * testsuite/discard_locals_test.sh: Same.
434 2009-06-05 Doug Kwan <dougkwan@google.com>
436 * object.cc (Sized_relobj::Sized_relobj): Initialize
437 discarded_eh_frame_shndx_ to -1U.
438 (Sized_relobj::do_layout): Record index of a discard .eh_frame
440 (Sized_relobj::do_count_local_symbols): Skip local symbols in
441 a discarded .eh_frame section.
442 (Sized_relobj::do_finalize_local_symbols): Ditto.
443 * object.h (class Sized_relobj): Declare new member
444 discarded_eh_frame_shndx_.
445 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
446 (local_labels_test.o, local_labels_test): New rules.
447 * testsuite/Makefile.in: Regenerate.
449 2009-06-04 Doug Kwan <dougkwan@google.com>
451 * layout.cc (Layout::section_name_mapping): Add mapping for
452 special ARM sections.
454 2009-06-03 Doug Kwan <dougkwan@google.com>
456 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
457 (utils::has_overflow): Same.
459 2009-06-03 Ian Lance Taylor <iant@google.com>
461 * layout.cc (Layout::section_name_mapping): New array, replacing
462 Layout::linkonce_mapping.
463 (Layout::section_name_mapping_count): New variable, replacing
464 Layout::linkonce_mapping_count.
465 (Layout::linkonce_output_name): Remove.
466 (Layout::output_section_name): Rewrite.
467 * layout.h (class Layout): Rename Linkonce_mapping to
468 Section_name_mapping, linkonce_mapping to section_name_mapping,
469 linkonce_mapping_count to section_name_mapping_count. Don't
470 declare linkonce_output_name.
472 2009-06-03 Doug Kwan <dougkwan@google.com>
474 * gold/arm.cc (namespace utils): New.
475 (Target_arm::reloc_is_non_pic): Define new method.
476 (class Arm_relocate_functions): New.
477 (Target_arm::Relocate::relocate): Handle relocation types used by
480 2009-06-03 Ian Lance Taylor <iant@google.com>
482 * arm.cc (Target_arm::scan::global): Use || instead of |.
484 2009-06-02 Doug Kwan <dougkwan@google.com>
486 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
487 issued_non_pic_error_.
488 (class Target_arm::Scan): Declare new method check_non_pic.
489 Define new method symbol_needs_plt_entry.
490 Declare new data member issued_non_pic_error_.
491 (class Target_arm::Relocate): Declare new method
492 should_apply_static_reloc.
493 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
494 (Target_arm::Scan::check_non_pic): Define new method.
495 (Target_arm::Scan::local): Handle a small subset of reloc types used
497 (Target_arm::Scan::local): Same.
498 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
500 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
502 * incremental.cc (Incremental_inputs::report_command_line): Filter
503 out --incremental-* options.
505 2009-05-29 Doug Kwan <dougkwan@google.com>
507 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
509 (class Target_arm): Update comment.
510 (Target_arm::Target_arm): Initialize new data members GOT_,
511 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
512 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
513 and Target_arm::rel_dyn_section.
514 Declare new_enum Target_arm::Got_type.
515 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
517 Update commments for member do_dynsym_value.
518 (Target_arm::got_size, Target_arm::plt_section,
519 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
520 new methods inside class defintion.
521 (Target_arm::got_section): Define new method.
522 (Target_arm::rel_dyn_section): Same.
523 (Output_data_plt_arm): New template class.
524 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
525 (Output_data_plt_arm:do_adjust_output_section): Define new method.
526 (Output_data_plt_arm::add_entry): Same.
527 (Output_data_plt_arm::first_plt_entry): Define new
528 static data member for PLT instruction template.
529 (Output_data_plt_arm::plt_entry): Same.
530 (Output_data_plt_arm::do_write): Define new method.
531 (Target_arm::make_plt_entry): Same.
532 (Target_arm::do_finalize_sections): Same.
533 (Target_arm::do_dynsym_value): Same.
535 2009-05-28 Doug Kwan <dougkwan@google.com>
537 * Makefile.am (TARGETSOURCES): Add arm.cc.
538 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
539 * Makefile.in: Regenerate.
541 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
543 2009-05-26 Doug Kwan <dougkwan@google.com>
545 * options.cc (General_options::parse_exclude_libs). Fix a comment.
546 (General_options::check_excluded_libs): Strip off directories in
547 archive name before matching like GNU ld does.
548 * testsuite/Makefile.am (MOSTLYCLEANFILES,
549 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
550 (exclude_libs_test_LDFLAGS): Add linker option
551 -Wl,--exclude-libs,libexclude_libs_test_3
552 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
553 an explicit archive without using -l.
554 (alt/libexclude_libs_test_3.a): New make rule.
555 * testsuite/Makefile.in: Regenerate.
556 * testsuite/exclude_libs_test.c : Declare lib3_default().
558 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
559 * exclude_libs_test_3.c: New file.
561 2009-05-26 Nick Clifton <nickc@redhat.com>
563 * po/id.po: New Indonesian translation.
564 * po/gold.pot: Updated template file.
566 2009-05-22 Sriraman Tallam <tmsriram@google.com>
568 * testsuite/Makefile.am: Add -ffunction-sections to compile
569 gc_comdat_test files. Add -Wl,--gc-sections to build
571 * testsuite/Makefile.in: Regenerate.
572 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
574 2009-05-21 Sriraman Tallam <tmsriram@google.com>
576 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
577 kept comdat section was garbage collected.
578 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
579 * testsuite/Makefile.in: Regenerate.
580 * testsuite/gc_comdat_test.sh: New file.
581 * testsuite/gc_comdat_test_1.cc: New file.
582 * testsuite/gc_comdat_test_2.cc: New file.
584 2009-05-19 Doug Kwan <dougkwan@google.com>
586 * archive.cc (Archive::Archive): Move constructor from archive.h
587 to here. Initialize no_export_.
588 (Archive::get_elf_object_for_member): Set no_export flag of object.
589 * archive.h (Archive::Archive): Move constructor body to
591 (Archive::no_export): New method.
592 (Archive::no_export_): New field.
593 * object.h (Object::Object): Initialize no_export_ to false.
594 (Object::no_export, Object::set_no_export): New methods.
595 (Object::no_export_): New field.
596 * options.cc (General_options::parse_exclude_libs): New method.
597 (General_options::check_excluded_libs) Same.
598 * options.h (exclude_libs): New option.
599 (General_options::check_excluded_libs): New method declaration.
600 (General_options::excluded_libs_): New field.
601 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
602 default or protected visibility if an object has no-export flag set.
603 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
604 (check_SCRIPTS): Add exclude_libs_test.sh.
605 (check_DATA): Add exclude_libs_test.syms.
606 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
607 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
608 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
609 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
610 (exclude_libs_test.syms, libexclude_libs_test_1.a,
611 libexclude_libs_test_2.a): New rules.
612 * testsuite/Makefile.in: Regenerate.
613 * testsuite/exclude_libs_test.c: New file.
614 * testsuite/exclude_libs_test.sh: Ditto.
615 * testsuite/exclude_libs_test_1.c: Ditto.
616 * testsuite/exclude_libs_test_2.c: Ditto.
618 2009-05-15 Ian Lance Taylor <iant@google.com>
620 * configure.ac: Check for declarations for cases where libiberty.h
621 checks HAVE_DECL_xxx.
622 * configure, config.in: Rebuild.
624 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
626 * gold.h (Incremental_argument_list): Remove (invalid) forward
628 * incremental.cc (Incremental_inputs::report_achive): New method.
629 (Incremental_inputs::report_object): New method.
630 (Incremental_inputs::report_script): New method.
631 (Incremental_inputs::finalize_inputs): New method.
632 (Incremental_inputs::finalize): Call finalize_inputs().
633 (Incremental_inputs::sized_create_incremental_inputs_section_data):
634 Create inputs entries.
635 * incremental.h (Incremental_input_type): New enum.
636 (Incremental_inputs::Incremental_input): Initialize new fields.
637 (Incremental_inputs::report_inputs): New method.
638 (Incremental_inputs::report_achive): New method.
639 (Incremental_inputs::report_object): New method.
640 (Incremental_inputs::report_script): New method.
641 (Incremental_inputs::finalize_inputs): New method.
642 (Incremental_inputs::Input_info): New struct.
643 (Incremental_inputs::Input_info_map): New typedef.
644 (Incremental_inputs::lock_): New field.
645 (Incremental_inputs::Inputs_): New field.
646 (Incremental_inputs::Inputs_map): New field.
647 * main.cc (main): Call Incremental_input::report_inputs.
648 * options.h (Input_argument_list): Typedef moved from
650 (Input_file_group::Files): Remove, use ::Input_argument_list.
651 (Input_file_group::Input_argument_list): Remove, use
652 ::Input_argument_list.
653 * plugin.cc (Plugin_manager::add_input_file): Add error in
655 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
657 * script.cc (read_input_script): Call
658 Incremental_input::report_script.
659 * script.h (Script_info): New class.
661 2009-04-27 Ian Lance Taylor <iant@google.com>
663 * x86_64.cc (do_adjust_output_section): Set entsize to
666 2009-04-23 Elliott Hughes <enh@google.com>
668 * output.cc (Output_file::close): After short writes, continue
669 writing from the correct offset in the buffer being written.
671 2009-04-23 Chris Demetriou <cgd@google.com>
673 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
674 * configure: Regenerate.
675 * config.in: Regenerate.
676 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
677 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
679 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
681 * incremental.cc (Incremental_inputs_header_data): Renamed from
682 Incremental_input_header_data.
683 (Incremental_inputs_header_data::data_size): New field.
684 (Incremental_inputs_header_data::put_input_file_count): Renamed
685 from input_file_count.
686 (Incremental_inputs_header_data::put_command_line_offset): Renamed
687 from command_line_offset.
688 (Incremental_inputs_header_data::put_reserved): Renamed from
690 (Incremental_inputs_entry_data): Renamed from
691 Incremental_input_entry_data.
692 (Incremental_inputs_entry_data::data_size): New field.
693 (Incremental_inputs::report_command_line): New method.
694 (Incremental_inputs::finalize): New method.
695 (Incremental_inputs::create_incremental_inputs_data): New method.
696 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
697 * incremental.h: New file.
698 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
699 (Layout::finalize): Create incremental inputs section in
701 (Layout::create_incremental_info_sections): New method.
702 * layout.h (Layout::incremental_inputs): New method.
703 (Layout::create_incremental_info_sections): New method.
704 (Layout::incremental_inputs_): New field.
705 * main.cc (main): Notify Incremental_input of the command line.
707 2009-04-01 Ian Lance Taylor <iant@google.com>
708 Mikolaj Zalewski <mikolajz@google.com>
710 * gold.h (reserve_unordered_map): Define, three versions, one for
711 each version of Unordered_map.
712 * layout.cc (Layout::Layout): Remove options parameter. Add
713 number_of_input_files parameter. Don't initialize options_.
714 Initialize number_of_input_files_ and resized_signatures_. Move
715 sections_are_attached_.
716 (Layout::layout_group): Reserve space for group_signatures_.
717 (Layout::find_or_add_kept_section): Change name parameter to be a
718 reference. Resize signatures_ map when it gets large enough.
719 (Layout::layout_eh_frame): Use parameters->options() instead of
721 (Layout::make_output_section): Likewise.
722 (Layout::attach_allocated_section_to_segment): Likewise.
723 (Layout::finalize, Layout::create_executable_stack): Likewise.
724 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
725 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
726 * layout.h (class Layout): Update declarations. Remove options_
727 field. Add number_of_input_files_ and resized_signatures_
728 fields. Move sections_are_attached_ field.
729 * main.cc (main): Pass number of input files to Layout
730 constructor. Don't pass options.
732 2009-03-30 Ian Lance Taylor <iant@google.com>
734 * ffsll.c (ffsll): Correct implementation.
736 2009-03-27 Ian Lance Taylor <iant@google.com>
739 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
740 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
741 * ftruncate.c (ftruncate): Declare before definition.
742 * mremap.c (mremap): Likewise.
743 * pread.c (pread): Likewise.
744 * configure, Makefile.in, config.in: Rebuild.
746 * mremap.c: New file.
747 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
748 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
749 (mremap): Declare if HAVE_MREMAP is not defined.
750 * configure, Makefile.in, config.in: Rebuild.
752 2009-03-27 Cary Coutant <ccoutant@google.com>
754 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
755 position independent.
756 * sparc.cc (Target_sparc::check_non_pic): Likewise.
757 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
759 2009-03-24 Cary Coutant <ccoutant@google.com>
761 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
763 (needs_dynamic_reloc): Likewise.
765 2009-03-24 Ian Lance Taylor <iant@google.com>
767 * yyscript.y (file_cmd): Recognize EXTERN.
768 (extern_name_list, extern_name_list_body): New nonterminals.
769 * script.cc (script_add_extern): Define.
770 * script-c.h (script_add_extern): Declare.
772 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
774 * object.cc (is_elf_object): Define.
775 * object.h (is_elf_object): Declare.
776 * archive.cc (Archive::get_elf_object_for_member): Call
778 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
780 2009-03-24 Elliott Hughes <enh@google.com>
782 * output.cc (Output_file::map_anonymous): Define.
783 (Output_file::map): Use map_anonymous. If the regular mmap fails,
784 try an anonymous one. Report the size if the mmap fails.
785 * output.h (class Output_file): Declare map_anonymous.
787 2009-03-24 Ian Lance Taylor <iant@google.com>
789 * target-select.cc (instantiate_target): Don't acquire the lock if
790 the instantiated_target_ field has already been set.
792 2009-03-23 Ian Lance Taylor <iant@google.com>
794 * gold-threads.h (class Initialize_lock): Define.
795 * gold-threads.cc (class Initialize_lock_once): Define.
796 (initialize_lock_control): New static variable.
797 (initialize_lock_pointer): New static variable.
798 (initialize_lock_once): New static function.
799 (Initialize_lock::Initialize_lock): Define.
800 (Initialize_lock::initialize): Define.
801 * target-select.h: Include "gold-threads.h".
802 (class Target_selector): Add lock_ and initialize_lock_ fields.
803 Don't define instantiate_target, just declare it.
804 * target-select.cc (Target_selector::Target_selector): Initialize
806 (Target_selector::instantiate_target): Define.
807 * descriptors.h: Include "gold-threads.h".
808 (class Descriptors): Add initialize_lock_ field.
809 * descriptors.cc (Descriptors::Descriptors): Initialize new
811 (Descriptors::open): Use initialize_lock_ field
812 * errors.h (class Errors): Add initialize_lock_ field.
813 * errors.cc (Errors::Errors): Initialize new field.
814 (Errors::initialize_lock): Use initialize_lock_ field.
815 * powerpc.cc (class Target_selector_powerpc): Remove
816 instantiated_target_ field. In do_recognize call
817 instantiate_target rather than do_instantiate_target. In
818 do_instantiate_target just allocate a new target.
819 * sparc.cc (class Target_selector_sparc): Likewise.
821 * freebsd.h: New file.
822 * i386.cc: Include "freebsd.h".
823 (Target_i386): Derive from Target_freebsd rather than
825 (Target_selector_i386): Derive from Target_selector_freebsd rather
826 than Target_selector.
827 * x86_64.cc: Include "freebsd.h".
828 (Target_x86_64): Derive from Target_freebsd rather than
830 (Target_selector_x86_64): Derive from Target_selector_freebsd
831 rather than Target_selector.
832 * target.h (class Target): Add adjust_elf_header and
833 do_adjust_elf_header.
834 * output.cc (Output_file_header:: do_sized_write): Call target
835 adjust_elf_header routine.
836 * configure.tgt: Set targ_osabi.
837 * configure.ac: Define GOLD_DEFAULT_OSABI.
838 * parameters.cc (Parameters::default_target): Pass
839 GOLD_DEFAULT_OSABI to select_target.
840 * target-select.h (class Target_selector): Make instantiate_target
841 protected rather than private.
842 * Makefile.am (HFILES): Add freebsd.h.
843 * configure, Makefile.in, config.in: Rebuild.
845 * merge.cc (do_add_input_section): Correct pend value. Change
846 message about last entry not being null terminated from error to
849 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
851 * incremental.cc: New file.
852 * Makefile.am (CCFILES): Add incremental.cc.
853 * Makefile.in: Rebuild.
855 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
857 * layout.cc (Layout::output_section_name): Preserve names
858 of '.note.' sections.
860 2009-03-19 Ian Lance Taylor <iant@google.com>
862 * descriptors.cc (Descriptors::open): Check that the options are
863 valid before using them.
865 2009-03-18 Ian Lance Taylor <iant@google.com>
867 * script-sections.h: Include <list>.
868 (class Script_sections): Change Sections_elements from std::vector
869 to std::list. Typedef public Elements_iterator. Add
870 orphan_section_placement_, data_segment_align_start_, and
871 saw_data_segment_align_ fields. Remove data_segment_align_index_
873 * script-sections.cc (class Orphan_section_placement): New class.
874 (class Sections_element): Add virtual functions is_relro and
875 orphan_section_init. Remove virtual function place_orphan_here.
876 (class Output_section_definition): Add is_relro and
877 orphan_section_init. Remove place_orphan_here.
878 (class Orphan_output_section): Likewise.
879 (Script_sections::Script_sections): Update for field changes.
880 (Script_sections::data_segment_align): Set saw_data_segment_align_
881 and data_segment_align_start_, not data_segment_align_index.
882 (Script_sections::data_segment_relro_end): Check
883 saw_data_segment_align_. Use data_segment_align_start_ rather
884 than data_segment_align_index_.
885 (Script_sections::place_orphan): Rewrite to use
886 Orphan_section_placement.
888 2009-03-17 Ian Lance Taylor <iant@google.com>
890 * archive.cc (Archive::add_symbols): Check for a version attached
891 to the symbol name in the archive map.
892 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
893 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
894 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
895 (ver_test_11.a): New target.
896 * testsuite/Makefile.in: Rebuild.
898 * configure.ac: Check for chsize and posix_fallocate. Replace
900 * ftruncate.c: New file, from gnulib.
901 * output.cc (posix_fallocate): Define dummy version if not
902 HAVE_POSIX_FALLOCATE.
903 (Output_file::map): Call posix_fallocate rather than lseek and
905 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
906 * configure, Makefile.in, config.in: Rebuild.
908 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
910 * layout.h (Layout::create_note): Add section_name parameter.
911 * layout.cc (Layout::create_note): Likewise.
912 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
914 2009-03-17 Ian Lance Taylor <iant@google.com>
916 * descriptors.cc: Include "options.h".
917 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
918 (Descriptors::open): Always use O_CLOEXEC when opening a new
919 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
922 * sparc.cc (class Target_sparc): Add has_got_section.
923 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
924 make sure we have a GOT section.
926 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
927 (Target_sparc::Scan::local): Likewise.
928 (Target_sparc::Scan::global): Likewise.
929 (Target_sparc::Relocate::relocate): Likewise.
930 (Target_sparc::Relocate::relocate_tls): Likewise.
932 * symtab.cc (Symbol_table::define_default_version): New function,
933 broken out of add_from_object.
934 (Symbol_table::add_from_object): Call define_default_version.
935 (Symbol_table::define_special_symbol): Add resolve_oldsym
936 parameter. Change all callers. If the version for a symbol comes
937 from a version script, resolve it with the symbol with the same
938 name with no version. Also add the symbol without a version if
940 (do_define_in_output_data): If resolving with oldsym, don't delete
942 (do_define_in_output_segment): Likewise.
943 (do_define_as_constant): Likewise.
944 * symtab.h (class Symbol_table): Update declarations.
946 2009-03-13 Ian Lance Taylor <iant@google.com>
948 * readsyms.cc (Read_symbols::incompatible_warning): New function.
949 (Read_symbols::requeue): New function.
950 (Read_symbols::do_read_symbols): If make_elf_object fails because
951 the target type is not configured, and the file was searched for,
952 issue a warning and retry with the next directory.
953 (Add_symbols::run): If the file has an incompatible format, and
954 it was searched for, requeue the Read_symbols task. On error,
956 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
957 dirindex parameter to constructor. Change all callers. Declare
958 incompatible_warning and requeue.
959 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
960 input_argument_ and input_group_ fields. Add them to
961 constructor. Change all callers.
962 (class Read_script): Add dirindex_ field. Add it to constructor.
964 * archive.cc (Archive::setup): Remove input_objects parameter.
966 (Archive::get_file_and_offset): Likewise.
967 (Archive::read_all_symbols): Likewise.
968 (Archive::read_symbols): Likewise.
969 (Archive::get_elf_object_for_member): Remove input_objects
970 parameter. Add punconfigured parameter. Change all callers.
971 (Archive::add_symbols): Change return type to bool. Check return
972 value of include_member.
973 (Archive::include_all_members): Likewise.
974 (Archive::include_member): Change return type to bool. Return
975 false if first included object has incompatible target. Set
976 included_member_ field.
977 (Add_archive_symbols::run): If add_symbols returns false, requeue
979 * archive.h (class Archive): Add included_member_ field.
980 Initialize it in constructor. Add input_file and searched_for
981 methods. Update declarations.
982 (class Add_archive_symbols): Add dirpath_, dirindex_, and
983 input_argument_ fields. Add them to constructor. Change all
985 * script.cc: Include "target-select.h".
986 (class Parser_closure): Add skip_on_incompatible_target_ and
987 found_incompatible_target_ fields. Add
988 skip_on_incompatible_target parameter to constructor. Change all
989 callers. Add methods skip_on_incompatible_target,
990 clear_skip_on_incompatible_target, found_incompatible_target, and
991 set_found_incompatible_target.
992 (read_input_script): Add dirindex parameter. Change all callers.
993 If parser finds an incompatible target, requeue Read_symbols
995 (script_set_symbol): Clear skip_on_incompatible_target in
997 (script_add_assertion, script_parse_option): Likewise.
998 (script_start_sections, script_add_phdr): Likewise.
999 (script_check_output_format): New function.
1000 * script.h (read_input_script): Update declaration.
1001 * script-c.h (script_check_output_format): Declare.
1002 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1003 (ignore_cmd): Remove OUTPUT_FORMAT.
1004 * fileread.cc (Input_file::Input_file): Add explicit this.
1005 (Input_file::will_search_for): New function.
1006 (Input_file::open): Add pindex parameter. Change all callers.
1007 * fileread.h (class Input_file): Add input_file_argument method.
1008 Declare will_search_for. Update declarations.
1009 * object.cc (make_elf_object): Add punconfigured parameter.
1011 * object.h (class Object): Make input_file public. Add
1012 searched_for method.
1013 (make_elf_object): Update declaration.
1014 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1016 * dirsearch.h (class Dirsearch): Update declaration.
1017 * options.h (class General_options): Add --warn-search-mismatch.
1018 * parameters.cc (Parameters::is_compatible_target): New function.
1019 * parameters.h (class Parameters): Declare is_compatible_target.
1020 * workqueue.cc (Workqueue::add_blocker): New function.
1021 * workqueue.h (class Workqueue): Declare add_blocker.
1023 * fileread.cc (Input_file::open): Remove options parameter.
1025 (Input_file::open_binary): Likewise.
1026 * script.cc (read_input_script): Likewise.
1027 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1028 options parameter from constructor. Change all callers.
1029 (class Read_script): Likewise.
1030 * fileread.h (class Input_file): Update declarations.
1031 * script.h (read_input_script): Update declaration.
1033 2009-03-10 Nick Clifton <nickc@redhat.com>
1035 * po/es.po: New Spanish translation.
1037 2009-03-06 Cary Coutant <ccoutant@google.com>
1039 * options.cc (parse_short_option): Keep dash_z from registering itself.
1041 2009-03-03 Ian Lance Taylor <iant@google.com>
1044 * target-reloc.h (relocate_section): Pass output_section to
1046 * i386.cc (Target_i386::should_apply_static_reloc): Add
1047 output_section parameter. Change all callers.
1048 (Target_i386::Relocate::relocate): Add output_section parameter.
1049 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1050 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1051 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1052 * testsuite/two_file_shared.sh: New script.
1053 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1054 (check_DATA): Add two_file_shared.dbg.
1055 (two_file_shared.dbg): New target.
1056 * testsuite/Makefile.in: Rebuild.
1058 2009-03-01 Ian Lance Taylor <iant@google.com>
1060 * configure.ac: Check for byteswap.h.
1061 * configure: Rebuild.
1062 * config.in: Rebuild.
1064 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1066 * layout.cc (Layout::find_or_add_kept_section): New function.
1067 (Layout::add_comdat): Removed.
1068 * layout.h (struct Kept_section): Move out of class Layout.
1069 Remove trailing underscores from field names. Add group_sections
1070 field. Rename group_ field to is_group. Change all uses.
1071 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1072 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1073 comdat_groups_ field.
1074 (Sized_relobj::include_section_group): Use
1075 find_or_add_kept_section and Kept_section::group_sections.
1076 (Sized_relobj::include_linkonce_section): Likewise.
1077 * object.cc (class Sized_relobj): Don't define Comdat_group or
1078 Comdat_group_table. Remove find_comdat_group and
1079 add_comdat_group. Remove comdat_groups_ field.
1080 * plugin.cc (include_comdat_group): Use
1081 Layout::find_or_add_kept_section.
1083 2009-02-28 Ian Lance Taylor <iant@google.com>
1085 * README: --gc-sections and map files are now supported. Document
1086 some build requirements.
1089 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1090 relocatable link set the value of the section symbol to zero.
1091 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1092 relocatable link don't include the section address in the local
1095 2009-02-27 Ian Lance Taylor <iant@google.com>
1098 * options.h (class Search_directory): Add is_system_directory.
1099 (class General_options): Declare is_in_system_directory.
1100 * options.cc (get_relative_sysroot): Make static.
1101 (get_default_sysroot): Make static.
1102 (General_optoins::is_in_system_directory): New function.
1103 * fileread.cc (Input_file::is_in_system_directory): New function.
1104 * fileread.h (class Input_file): Declare is_in_system_directory.
1105 * object.h (class Object): Add is_in_system_directory.
1106 (class Input_objects): Remove system_library_directory_ field.
1107 * object.cc (Input_objects::add_object): Don't set
1108 system_library_directory_.
1109 (input_objects::found_in_system_library_directory): Remove.
1110 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1111 parameter. Change all callers.
1112 (Symbol_table::sized_write_globals): Likewise.
1113 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1114 Call Object::is_in_system_directory.
1115 * symtab.h (class Symbol_table): Update declarations.
1118 * descriptors.h (Open_descriptor): Add is_on_stack field.
1119 * descriptors.cc (Descriptors::open): If the descriptor is on the
1120 top of the stack, remove it. Initialize is_on_stack field.
1121 (Descriptors::release): Only add pod to stack if it is not on the
1123 (Descriptors::close_some_descriptor): Clear stack_next and
1127 * output.cc (Output_section::find_starting_output_address): Rename
1128 from starting_output_address; add PADDR parameter; change return
1130 * output.h (class Output_section): Declare
1131 find_starting_output_address instead of starting_output_address.
1132 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1133 section symbol for which we can't find a merge section.
1136 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1137 hidden or internal, force the symbol to be local.
1138 * resolve.cc (Symbol::override_visibility): Define.
1139 (Symbol::override_base): Use override_visibility.
1140 (Symbol_table::resolve): Likewise.
1141 (Symbol::override_base_with_special): Likewise.
1142 (Symbol_table::override_with_special): If the visibility is hidden
1143 or internal, force the symbol to be local.
1144 * symtab.h (class Symbol): Add set_visibility and
1145 override_visibility.
1146 * testsuite/ver_test_1.sh: New file.
1147 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1148 (check_DATA): Add ver_test_1.syms.
1149 (ver_test_1.syms): New target.
1150 * testsuite/Makefile.in: Rebuild.
1152 2009-02-25 Cary Coutant <ccoutant@google.com>
1154 * layout.cc (Layout::choose_output_section): Don't rename sections
1155 when using a linker script that has a SECTIONS clause.
1156 * Makefile.in: Regenerate.
1158 * testsuite/Makefile.am (script_test_5.sh): New test case.
1159 * testsuite/Makefile.in: Regenerate.
1160 * testsuite/script_test_5.cc: New file.
1161 * testsuite/script_test_5.sh: New file.
1162 * testsuite/script_test_5.t: New file.
1164 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1166 * archive.cc (Archive::include_member): Update calls to add_symbols.
1167 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1168 the Layout argument.
1169 * dynobj.h (do_add_symbols): Add the Layout argument.
1170 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1172 * object.h (Object::add_symbols): Add the Layout argument.
1173 (Object::do_add_symbols): Add the Layout argument.
1174 (Sized_relobj::do_add_symbols): Add the Layout argument.
1175 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1176 Unify the two versions.
1177 (Add_plugin_symbols): Remove.
1178 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1179 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1180 (Add_plugin_symbols): Remove.
1181 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1182 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1183 (Add_symbols::run): Make it work with Pulginobj.
1185 2009-02-06 Ian Lance Taylor <iant@google.com>
1187 * object.cc (Sized_relobj::do_layout): Make info message start
1188 with lower case letter.
1190 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1192 * binary.cc: Fix file comment.
1194 * options.h (enum Incremental_disposition): Define.
1195 (class General_options): Add new options: --incremental,
1196 --incremental_changed, --incremental_unchanged,
1197 --incremental_unknown. Add incremental_disposition_ and
1198 implicit_incremental_ fields.
1199 (General_options::incremental_disposition): New function.
1200 (class Position_dependent_options): Add incremental_disposition
1202 (Position_dependent_options::copy_from_options): Set incremental
1204 * options.cc (General_options::parse_incremental_changed): New
1206 (General_options::parse_incremental_unchanged): New function.
1207 (General_options::parse_incremental_unknown): New function.
1208 (General_options::General_options): Initialize new fields
1209 incremental_disposition_ and implicit_incremental_.
1210 (General_options::finalize): Check for uasge of --incremental-*
1211 without --incremental.
1213 2009-02-06 Chris Demetriou <cgd@google.com>
1215 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1216 pointer and to report location as the file name associated with
1218 (gold_undefined_symbol_at_location): New function to replace the
1219 old gold_undefined_symbol functionality.
1220 * target-reloc.h (relocate_section): Update to use
1221 gold_undefined_symbol_at_location.
1222 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1223 Call gold_undefined_symbol function rather than gold_error.
1224 * errors.h (Errors::undefined_symbol): Take location as a
1225 string, rather than calculating it from a relocation.
1226 * errors.cc (Errors::fatal): Print "fatal error:" before the
1228 (Errors::error, Errors::error_at_location): Print "error: "
1229 before the formatted message.
1230 (Errors::undefined_symbol): Take location as a string, rather
1231 than calculating it from a relocation.
1232 (gold_undefined_symbol_at_location): New function akin to
1233 old gold_undefined_symbol, calculates location from relocation.
1234 (gold_undefined_symbol): Change to take only a Symbol pointer
1235 and to report location as the file name associated with the symbol.
1236 * testsuite/debug_msg.sh: Update for changed error messages.
1237 * testsuite/undef_symbol.sh: Likewise.
1239 2009-02-04 Duncan Sands <baldrick@free.fr>
1242 * reduced_debug_output.h
1243 (Output_reduced_debug_abbrev_section::failed): Use format for
1245 (Output_reduced_debug_info_section::faild): Likewise.
1247 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1249 * script.cc (Lazy_demangler): New class.
1250 (Version_script_info::get_symbol_version_helper): Demangle a
1253 2009-01-29 Cary Coutant <ccoutant@google.com>
1255 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1257 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1259 2009-01-28 Ian Lance Taylor <iant@google.com>
1261 * version.cc (version_string): Bump to 1.9.
1263 * gold.h: Include <cstring> and <stdint.h>.
1264 * version.cc: Include <cstdio>.
1265 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1267 * reduced_debug_output.cc (insert_into_vector): Rename from
1268 Insert_into_vector; change all callers. Use Swap_unaligned to
1269 avoid aliasing issue; remove union since it is unnecessary.
1271 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1273 * Makefile.am (CCFILES): Add gc.cc.
1275 * Makefile.in: Regenerate.
1276 * gold.cc (Gc_runner): New class.
1277 (queue_initial_tasks): Call garbage collection related tasks
1278 when corresponding options are invoked.
1279 (queue_middle_gc_tasks): New function.
1280 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1281 processed early before laying out sections during garbage collection.
1282 * gold.h (queue_middle_gc_tasks): New function.
1283 (is_prefix_of): Move from "layout.cc".
1284 * i386.cc (Target_i386::gc_process_relocs): New function.
1285 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1286 * main.cc (main): Create object of class "Garbage_collection".
1287 * object.cc (Relobj::copy_symbols_data): New function.
1288 (Relobj::is_section_name_included): New function.
1289 (Sized_relobj::do_layout): Allow this function to be called twice
1290 during garbage collection and defer layout of section during the
1292 * object.h (Relobj::get_symbols_data): New function.
1293 (Relobj::is_section_name_included): New function.
1294 (Relobj::copy_symbols_data): New function.
1295 (Relobj::set_symbols_data): New function.
1296 (Relobj::get_relocs_data): New function.
1297 (Relobj::set_relocs_data): New function.
1298 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1299 (Relobj::gc_process_relocs): New function.
1300 (Relobj::do_gc_process_relocs): New pure virtual function.
1301 (Relobj::sd_): New data member.
1302 (Sized_relobj::is_output_section_offset_invalid): New function.
1303 (Sized_relobj::do_gc_process_relocs): New function.
1304 * options.h (General_options::gc_sections): Modify to not be a no-op.
1305 (General_options::print_gc_sections): New option.
1306 * plugin.cc (Plugin_finish::run): Remove function call to
1307 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1308 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1309 * reloc.cc (Read_relocs::run): Add task to process relocs and
1310 determine unreferenced sections when doing garbage collection.
1311 (Gc_process_relocs): New class.
1312 (Sized_relobj::do_gc_process_relocs): New function.
1313 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1314 sections that are garbage collected.
1315 * reloc.h (Gc_process_relocs): New class.
1316 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1317 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1318 symbols whose corresponding sections are garbage collected.
1319 (Symbol_table::Symbol_table): Add new parameter for the garbage
1321 (Symbol_table::gc_mark_undef_symbols): New function.
1322 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1323 (Symbol_table::gc_mark_dyn_syms): New function.
1324 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1326 (Symbol_table::add_from_object): Likewise.
1327 (Symbol_table::add_from_relobj): When building shared objects, do not
1328 treat externally visible symbols as garbage.
1329 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1330 table information for static and relocatable links.
1331 * symtab.h (Symbol_table::set_gc): New function.
1332 (Symbol_table::gc): New function.
1333 (Symbol_table::gc_mark_undef_symbols): New function.
1334 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1335 (Symbol_table::gc_mark_dyn_syms): New function.
1336 (Symbol_table::gc_): New data member.
1337 * target.h (Sized_target::gc_process_relocs): New pure virtual
1339 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1340 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1342 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1344 * options.h (General_options::gc_sections): Define as a no-op for now.
1345 (General_options::no_keep_memory): Ditto.
1346 (General_options::Bshareable): Define.
1347 * options.cc (General_options::finalize): Honor -Bshareable.
1349 2009-01-20 Andreas Schwab <schwab@suse.de>
1351 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1352 read the value in the contents, since we don't use it. Use the
1353 template endianness when writing.
1354 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1356 2009-01-19 Andreas Schwab <schwab@suse.de>
1358 * configure.tgt (powerpc64-*): Fix targ_obj.
1360 2009-01-15 Ian Lance Taylor <iant@google.com>
1362 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1363 local symbols when stripping all symbols.
1365 2009-01-14 Cary Coutant <ccoutant@google.com>
1367 * output.cc (Output_reloc): Add explicit instantiations.
1369 2009-01-14 Cary Coutant <ccoutant@google.com>
1371 * archive.cc (Archive::get_elf_object_for_member): Remove call
1372 to File_read::claim_for_plugin.
1373 * descriptors.cc (Descriptors::open): Remove reference to
1375 (Descriptors::claim_for_plugin): Remove.
1376 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1377 (Descriptors::is_claimed): Remove.
1378 (claim_descriptor_for_plugin): Remove.
1379 * fileread.cc (File_read::claim_for_plugin): Remove.
1380 * fileread.h (File_read::claim_for_plugin): Remove.
1381 (File_read::descriptor): Reopen descriptor if necessary.
1382 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1383 (Plugin_manager::all_symbols_read): Add task parameter. Change
1385 (Plugin_manager::get_input_file): New function.
1386 (Plugin_manager::release_input_file): New function.
1387 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1388 corresponding data member.
1389 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1390 and pass to base constructor. Change all callers.
1391 (get_input_file, release_input_file): New functions.
1392 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1393 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1394 (Plugin_manager::all_symbols_read): Add task parameter.
1395 (Plugin_manager::get_input_file): New function.
1396 (Plugin_manager::release_input_file): New function.
1397 (Plugin_manager::task_): New data member.
1398 (Pluginobj::Pluginobj): Add filesize parameter.
1399 (Pluginobj::filename): New function.
1400 (Pluginobj::descriptor): New function.
1401 (Pluginobj::filesize): New function.
1402 (Pluginobj::filesize_): New data member.
1403 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1404 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1405 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1407 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1408 with archive libraries.
1409 * testsuite/Makefile.in: Regenerate.
1410 * testsuite/plugin_test.c (struct sym_info): New type.
1411 (get_input_file, release_input_file): New static variables.
1412 (onload): Capture new transfer vector entries.
1413 (claim_file_hook): Stop reading at end of file according to filesize.
1414 Factor out parsing of readelf output into separate function.
1415 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1416 APIs and get the source file name from the symbol table. Convert
1417 source file name to corresponding object file name. Print info
1418 message when adding new input files.
1419 (parse_readelf_line): New function.
1420 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1421 * testsuite/plugin_test_2.sh: Likewise.
1422 * testsuite/plugin_test_3.sh: Likewise.
1423 * testsuite/plugin_test_4.sh: New test case.
1425 2009-01-07 Ian Lance Taylor <iant@google.com>
1427 * version.cc (version_string): Bump to 1.8.
1429 2008-12-23 Cary Coutant <ccoutant@google.com>
1431 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1432 * plugin.cc (Plugin_manager::finish): Rename as
1433 layout_deferred_objects. Move cleanup to separate function.
1434 (Plugin_manager::cleanup): New function.
1435 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1437 * plugin.h (Plugin_manager::finish): Rename as
1438 layout_deferred_objects.
1439 (Plugin_manager::cleanup): New function.
1440 (Plugin_manager::cleanup_done): New field.
1442 2008-12-23 Cary Coutant <ccoutant@google.com>
1444 * plugin.cc (is_visible_from_outside): New function.
1445 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1446 so we don't return "IR only" status for exported symbols or -r links.
1448 * testsuite/Makefile.am (plugin_test_3): New test case.
1449 * testsuite/Makefile.in: Regenerate.
1450 * testsuite/plugin_test_3.sh: New file.
1452 2008-12-22 Cary Coutant <ccoutant@google.com>
1454 * object.cc (Sized_relobj::layout_section): New function.
1455 (Sized_relobj::do_layout): Defer layout of input sections until after
1456 plugin has provided replacement files.
1457 (Sized_relobj::do_layout_deferred_sections): New function.
1458 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1459 (Relobj::layout_deferred_sections): New function.
1460 (Relobj::do_layout_deferred_sections): New function.
1461 (Sized_relobj::do_layout_deferred_sections): New function.
1462 (Sized_relobj::layout_section): New function.
1463 (Sized_relobj::Deferred_layout): New structure.
1464 (Sized_relobj::deferred_layout_): New field.
1465 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1466 Change all callers. Layout deferred sections.
1467 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1469 (Plugin_hook::run): Move code from do_plugin_hook inline.
1470 (Plugin_hook::do_plugin_hook): Remove.
1471 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1472 (Plugin_manager::finish): Renamed, was cleanup.
1473 (Plugin_manager::should_defer_layout): New function.
1474 (Plugin_manager::add_deferred_layout_object): New function.
1475 (Plugin_manager::Deferred_layout_list): New type.
1476 (Plugin_manager::deferred_layout_objects_): New field.
1477 (Plugin_hook::do_plugin_hook): Remove.
1479 2008-12-17 Ian Lance Taylor <iant@google.com>
1481 * options.h (class General_options): Add --no case for
1484 2008-12-16 Cary Coutant <ccoutant@google.com>
1486 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1488 (Plugin_manager::claim_file): Create plugin object even if
1489 plugin did not call the add_symbols callback.
1490 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1491 asking for more symbols than were added.
1492 * testsuite/Makefile.am (plugin_test_1): Add test case with
1494 (empty.syms): New target.
1495 * testsuite/Makefile.in: Regenerate.
1496 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1497 message. Don't call add_symbols if no globals.
1498 (all_symbols_read_hook): Don't provide replacement for empty
1501 2008-12-12 Ian Lance Taylor <iant@google.com>
1503 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1504 r_type == 0 for a local symbol with r_sym == 0.
1505 (scan_relocatable_relocs): Pass r_sym to
1506 local_non_section_strategy.
1507 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1510 * configure.ac: Update test for TLS descriptors: they are
1511 supported as of glibc 2.9.
1512 * configure: Rebuild.
1514 2008-12-11 Ian Lance Taylor <iant@google.com>
1517 * target-reloc.h (Default_scan_relocatable_relocs): For each
1518 function, map r_type == 0 to RELOC_DISCARD.
1520 2008-12-10 Cary Coutant <ccoutant@google.com>
1522 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1523 object to override a kept COMDAT group from a plugin object.
1525 2008-12-09 Ian Lance Taylor <iant@google.com>
1528 * yyscript.y (file_cmd): Handle INPUT.
1530 * testsuite/initpri1.c: Change all declarations to be full
1531 prototypes by adding void, to avoid compiler warnings.
1533 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1535 * options.cc (General_options::parse_plugin_opt): New.
1536 (General_options::add_plugin): The argument now is just the filename.
1537 (General_options::add_plugin_option): New.
1538 * options.h (plugin_opt): New.
1539 (add_plugin): Change argument name.
1540 (add_plugin_option): New.
1541 * plugin.cc (Plugin::load): Don't parse the plugin option.
1542 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1543 (Plugin::add_option): New.
1544 (Plugin::args_): Change type.
1545 (Plugin::filename_): New.
1546 (Plugin_manager::add_plugin_option): New.
1547 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1548 * testsuite/Makefile.in: Regenerate.
1550 2008-12-05 Cary Coutant <ccoutant@google.com>
1552 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1553 Handle --strip-lto-sections option.
1554 * options.h (strip_lto_sections): New option.
1556 2008-12-01 Cary Coutant <ccoutant@google.com>
1558 * plugin.cc (ld_plugin_message): Change format parameter to const.
1559 Fix mismatch between new[] and delete.
1561 2008-11-14 Cary Coutant <ccoutant@google.com>
1563 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1566 2008-11-05 Craig Silverstein <csilvers@google.com>
1568 * options.cc (General_options::parse_dynamic_list): New function.
1569 * options.h (General_options): New flags dynamic_list,
1570 dynamic_list_data, dynamic_list_cpp_new, and
1571 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1572 (General_options::in_dynamic_list): New function.
1573 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1574 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1575 (Lex::can_continue_name): Likewise.
1577 (read_script_file): New parameter script_options.
1578 (read_dynamic_list): New function.
1579 (Script_options::define_dynamic_list): New function.
1580 (dynamic_list_keyword_parsecodes): New variable.
1581 (dynamic_list_keywords): New variable.
1582 * script.h (Script_options::define_dynamic_list): New function
1584 (read_dynamic_list): New function prototype.
1585 * symtab.cc (strprefix): New macro.
1586 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1587 dynamic_list_data, dynamic_list_cpp_new, and
1588 dynamic_list_cpp_typeinfo.
1589 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1590 (dynamic_list_expr): New rule.
1591 (dynamic_list_nodes): Likewise.
1592 (dynamic_list_node): Likewise.
1593 * testsuite/Makefile.am (dynamic_list): New test.
1594 * testsuite/Makefile.in: Regenerated.
1595 * testsuite/dynamic_list.t: New file.
1596 * testsuite/dynamic_list.sh: New file.
1598 2008-11-05 Craig Silverstein <csilvers@google.com>
1600 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1601 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1602 (t11_last): Likewise.
1603 * testsuite/ver_test_6.c (main): Likewise.
1605 2008-10-07 Cary Coutant <ccoutant@google.com>
1607 * options.c (General_options::finalize): Add check for -static and
1609 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1612 2008-10-02 Cary Coutant <ccoutant@google.com>
1614 * plugin.cc (make_sized_plugin_object): Fix conditional
1615 compilation to work when not all targets are enabled.
1617 2008-09-29 Cary Coutant <ccoutant@google.com>
1619 * archive.cc (Archive::get_file_and_offset): Use filename instead
1620 of name to get library path.
1621 (Archive::include_member): Unlock external member of a thin archive.
1623 * testsuite/Makefile.am (TEST_AR): New variable.
1624 (thin_archive_test_1): New test.
1625 (thin_archive_test_2): New test.
1626 * testsuite/Makefile.in: Regenerate.
1627 * testsuite/thin_archive_main.cc: New file.
1628 * testsuite/thin_archive_test_1.cc: New file.
1629 * testsuite/thin_archive_test_2.cc: New file.
1630 * testsuite/thin_archive_test_3.cc: New file.
1631 * testsuite/thin_archive_test_4.cc: New file.
1633 2008-09-29 Cary Coutant <ccoutant@google.com>
1635 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1636 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1638 (Sized_relobj::do_finalize_local_symbols): Likewise.
1639 (Sized_relobj::map_to_kept_section): Likewise.
1640 * object.h (Sized_relobj::invalid_address): New constant.
1641 (Sized_relobj::do_output_section_offset): Check for invalid_address
1643 * output.cc (Output_reloc::local_section_offset): Use constant
1644 invalid_address instead of -1U.
1645 (Output_reloc::get_address): Likewise.
1646 (Output_section::output_address): Change -1U to -1ULL.
1647 * output.h (Output_reloc::invalid_address): New constant.
1648 * reloc.cc (Sized_relobj::write_sections): Use constant
1649 invalid_address instead of -1U.
1650 (Sized_relobj::relocate_sections): Likewise.
1651 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1652 values for merge sections.
1653 * target-reloc.h (relocate_for_relocatable): Use constant
1654 invalid_address instead of -1U.
1656 2008-09-19 Cary Coutant <ccoutant@google.com>
1658 Add plugin functionality for link-time optimization (LTO).
1659 * configure.ac (plugins): Add --enable-plugins option.
1660 * configure: Regenerate.
1661 * config.in: Regenerate.
1662 * Makefile.am (LIBDL): New variable.
1663 (CCFILES): Add plugin.cc.
1664 (HFILES): Add plugin.h.
1665 (ldadd_var): Add LIBDL.
1666 * Makefile.in: Regenerate.
1668 * archive.cc: Include "plugin.h".
1669 (Archive::setup): Don't preread archive symbols when using a plugin.
1670 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1671 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1673 (Archive::include_member): Add symbols from plugin objects.
1674 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1675 * descriptors.cc (Descriptors::open): Check for file descriptors
1676 abandoned by plugins.
1677 (Descriptors::claim_for_plugin): New function.
1678 * descriptors.h (Descriptors::claim_for_plugin): New function.
1679 (Open_descriptor::is_claimed): New field.
1680 (claim_descriptor_for_plugin): New function.
1681 * fileread.cc (File_read::claim_for_plugin): New function.
1682 * fileread.h (File_read::claim_for_plugin): New function.
1683 (File_read::descriptor): New function.
1684 * gold.cc: Include "plugin.h".
1685 (queue_initial_tasks): Add task to call plugin hooks for generating
1687 * main.cc: Include "plugin.h".
1688 (main): Load plugin libraries.
1689 * object.h (Pluginobj): Declare.
1690 (Object::pluginobj): New function.
1691 (Object::do_pluginobj): New function.
1692 (Object::set_target): New function.
1693 * options.cc: Include "plugin.h".
1694 (General_options::parse_plugin): New function.
1695 (General_options::General_options): Initialize plugins_ field.
1696 (General_options::add_plugin): New function.
1697 * options.h (Plugin_manager): Declare.
1698 (General_options): Add --plugin option.
1699 (General_options::has_plugins): New function.
1700 (General_options::plugins): New function.
1701 (General_options::add_plugin): New function.
1702 (General_options::plugins_): New field.
1703 * plugin.cc: New file.
1704 * plugin.h: New file.
1705 * readsyms.cc: Include "plugin.h".
1706 (Read_symbols::do_read_symbols): Check for archive before checking
1707 for ELF file. Call plugin hooks to claim files.
1708 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1709 from a real object file; force override when processing replacement
1711 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1712 (Symbol::init_base_object): Likewise.
1713 (Symbol::init_base_output_data): Likewise.
1714 (Symbol::init_base_output_segment): Likewise.
1715 (Symbol::init_base_constant): Likewise.
1716 (Symbol::init_base_undefined): Likewise.
1717 (Symbol::output_section): Assert that object is not a plugin.
1718 (Symbol_table::add_from_pluginobj): New function.
1719 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1721 (Symbol_table::sized_write_globals): Likewise.
1722 (Symbol_table::add_from_pluginobj): Instantiate template.
1723 * symtab.h (Sized_pluginobj): Declare.
1724 (Symbol::in_real_elf): New function.
1725 (Symbol::set_in_real_elf): New function.
1726 (Symbol::in_real_elf_): New field.
1727 (Symbol_table::add_from_pluginobj): New function.
1729 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1730 (LIBDL): New variable.
1732 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1733 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1734 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1735 (MOSTLYCLEANFILES): Likewise.
1736 * testsuite/Makefile.in: Regenerate.
1737 * testsuite/plugin_test.c: New file.
1738 * testsuite/plugin_test_1.sh: New file.
1739 * testsuite/plugin_test_2.sh: New file.
1741 2008-09-16 Ian Lance Taylor <iant@google.com>
1743 * target-reloc.h (relocate_section): Check whether a symbol is
1744 defined by the ABI before reporting an undefined symbol error.
1745 * target.h (Target::is_defined_by_abi): Make parameter const.
1746 (Target::do_is_defined_by_abi): Likewise.
1747 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1748 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1749 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1750 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1751 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1752 * testsuite/Makefile.in: Rebuild.
1754 * fileread.cc (make_view): Add casts to avoid warning.
1756 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1758 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1759 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1761 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1763 * options.h (General_options::output_is_executable): New.
1764 (General_options::output_is_pie): New.
1765 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1766 for shared libraries.
1767 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1769 2008-09-11 Chris Demetriou <cgd@google.com>
1771 * options.h (origin): New -z option.
1772 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1773 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1776 2008-09-05 Cary Coutant <ccoutant@google.com>
1778 * fileread.cc (File_read::make_view): Add check for attempt to map
1781 2008-09-05 Cary Coutant <ccoutant@google.com>
1783 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1784 explicit instantiations.
1786 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1789 * options.cc (General_options::finalize): Allow undefined symbols
1790 in shlibs if linking -shared.
1793 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1794 symbols as not needing a dynsym entry.
1796 2008-08-20 Craig Silverstein <csilvers@google.com>
1798 * fileread.cc (File_read::open): Do not lock the file unless it
1799 was successfully opened.
1801 2008-08-14 Cary Coutant <ccoutant@google.com>
1803 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1804 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1805 * testsuite/tls_test.cc (struct int128): 128-bit struct
1806 for testing TLS relocs with non-zero addend.
1807 (v12): New TLS variable.
1809 (t_last): Add check for v12.
1810 * testsuite/tls_test.h (t12): New function.
1811 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1813 2008-08-13 Ian Lance Taylor <iant@google.com>
1815 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1816 set tls_segment_ or relro_segment_.
1817 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1819 * output.h (Output_section::clear_is_relro): New function.
1820 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1821 sections specially even when output_data_ is empty.
1822 (Output_segment::maximum_alignment): When first section is relro,
1823 only force alignment for PT_LOAD segments.
1824 * script.cc (script_data_segment_align): New function.
1825 (script_data_segment_relro_end): New function.
1826 * script-c.h (script_data_segment_align): Declare.
1827 (script_data_segment_relro_end): Declare.
1828 * script-sections.h (class Script_sections): Declare
1829 data_segment_align and data_segment_relro_end. Add fields
1830 segment_align_index_ and saw_relro_end_.
1831 * script-sections.cc (class Sections_element): Add set_is_relro
1832 virtual function. Add new bool* parameter to place_orphan_here.
1833 Add get_output_section virtual function.
1834 (class Output_section_definition): Add set_is_relro. Add new
1835 bool* parameter to place_orphan_here. Add get_output_section.
1836 Add is_relro_ field.
1837 (Output_section_definition::Output_section_definition): Initialize
1838 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1839 and is_relro_ fields.
1840 (Output_section_definition::place_orphan_here): Add is_relro
1842 (Output_section_definition::set_section_addresses): Set relro for
1844 (Output_section_definition::alternate_constraint): Likewise.
1845 (class Orphan_output_section): Add new bool* parameter to
1846 place_orphan_here. Add get_output_section.
1847 (Orphan_output_section::place_orphan_here): Add is_relro
1849 (Script_sections::Script_sections): Initialize
1850 data_segment_align_index_ and saw_relro_end_.
1851 (Script_sections::data_segment_align): New function.
1852 (Script_sections::data_segment_relro_end): New function.
1853 (Script_sections::place_orphan): Set or clear is_relro.
1854 (Script_sections::set_section_addresses): Force alignment of first
1856 * yyscript.y (exp): Call script_data_segment_align and
1857 script_data_segment_relro_end.
1858 * testsuite/relro_script_test.t: New file.
1859 * testsuite/relro_test.cc (using_script): Declare.
1860 (t1, t2): Test using_script.
1861 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1862 (relro_script_test_SOURCES): Define.
1863 (relro_script_test_DEPENDENCIES): Define.
1864 (relro_script_test_LDFLAGS): Define.
1865 (relro_script_test_LDADD): Define.
1866 (relro_script_test.so): New target.
1867 * testsuite/Makefile.in: Rebuild.
1869 2008-08-06 Cary Coutant <ccoutant@google.com>
1871 * archive.cc (Archive::total_archives, Archive::total_members)
1872 (Archive::total_members_loaded): New variables.
1873 (Archive::setup): Add parameter. Add option to preread
1875 (Archive::read_armap): Add counter.
1876 (Archive::get_file_and_offset): New function.
1877 (Archive::get_elf_object_for_member): New function.
1878 (Archive::read_all_symbols): New function.
1879 (Archive::read_symbols): New function.
1880 (Archive::add_symbols): Add counters.
1881 (Archive::include_all_members): Use armap to find members if it's
1883 (Archive::include_member): Skip reading symbols if already read.
1884 Factored code into Archive::get_file_and_offset and
1885 Archive::get_elf_object_for_member. Changed call to
1886 Mapfile::report_include_archive_member.
1887 (Archive::print_stats): New function.
1888 * archive.h: Declare Object and Read_symbols_data classes.
1889 (Archive::Archive): Add initializers for new members.
1890 (Archive::setup): Add parameter.
1891 (Archive::print_stats): New function.
1892 (Archive::total_archives, Archive::total_members)
1893 (Archive::total_members_loaded): New variables.
1894 (Archive::get_file_and_offset): New function.
1895 (Archive::get_elf_object_for_member): New function.
1896 (Archive::read_all_symbols): New function.
1897 (Archive::read_symbols): New function.
1898 (Archive::Archive_member): New class.
1899 (Archive::members_): New member.
1900 (Archive::num_members_): New member.
1901 * main.cc: Include archive.h.
1902 (main): Call Archive::print_stats.
1903 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1904 archive parameter; member_name is now the fully-decorated name.
1905 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1906 * options.h: (General_options): Add --preread-archive-symbols option.
1907 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1910 2008-08-04 Ian Lance Taylor <iant@google.com>
1912 * symtab.h (Symbol::use_plt_offset): New function.
1913 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1914 * powerpc.cc (Relocate::relocate): Likewise.
1915 * sparc.cc (Relocate::relocate): Likewise.
1916 * x86_64.cc (Relocate::relocate): Likewise.
1917 * testsuite/weak_plt.sh: New test.
1918 * testsuite/weak_plt_main.cc: New test.
1919 * testsuite/weak_plt_shared.cc: New test.
1920 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1921 (check_PROGRAMS): Add weak_plt.
1922 (check_DATA): Add weak_plt_shared.so.
1923 (weak_plt_main_pic.o, weak_plt): New targets.
1924 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1925 * testsuite/Makefile.in: Rebuild.
1927 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1929 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1930 * testsuite/Makefile.in: Rebuild.
1932 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1934 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1935 * Makefile.in: Regenerate.
1936 * po/POTFILES.in: Regenerate.
1938 2008-07-29 Ian Lance Taylor <iant@google.com>
1940 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1941 symbols before other symbols.
1942 * testsuite/script_test_2.cc (test_addr): Declare.
1943 (test_addr_alias): Declare.
1944 (main): Check that test_addr and test_addr_alias have the right
1946 * testsuite/script_test_2.t: Define test_addr_alias and
1949 2008-07-24 Ian Lance Taylor <iant@google.com>
1952 * descriptors.cc: New file.
1953 * descriptors.h: New file.
1954 * gold-threads.h (class Hold_optional_lock): New class.
1955 * fileread.cc: Include "descriptors.h".
1956 (File_read::~File_read): Release descriptor rather than closing
1958 (File_read::open) [file]: Call open_descriptor rather than open.
1959 Set is_descriptor_opened_.
1960 (File_read::open) [memory]: Assert that descriptor is not open.
1961 (File_read::reopen_descriptor): New function.
1962 (File_read::release): Release descriptor.
1963 (File_read::do_read): Make non-const. Reopen descriptor.
1964 (File_read::read): Make non-const.
1965 (File_read::make_view): Reopen descriptor.
1966 (File_read::do_readv): Likewise.
1967 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1968 Update declarations.
1969 * layout.cc: Include "descriptors.h".
1970 (Layout::create_build_id): Use open_descriptor rather than open.
1971 * output.cc: Include "descriptors.h".
1972 (Output_file::open): Use open_descriptor rather than open.
1973 * archive.cc (Archive::const_iterator): Change Archive to be
1975 (Archive::begin, Archive::end): Make non-const.
1976 (Archive::count_members): Likewise.
1977 * archive.h (class Archive): Update declarations.
1978 * object.h (Object::read): Make non-const.
1979 * Makefile.am (CCFILES): Add descriptors.cc.
1980 (HFILES): Add descriptors.h.
1981 * Makefile.in: Rebuild.
1984 * gold.h: Always include <clocale>. Add Solaris workarounds
1985 following code in binutils/sysdep.h.
1988 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1989 this->eh_frame_hdr_ is NULL before using it.
1991 * dynobj.cc (Versions::Versions): Update comment.
1993 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1994 the base version name.
1996 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1997 array size plus one.
1998 (Stringpool_template::set_string_offsets): Subtract one from key
1999 before using it as an array index.
2000 (Stringpool_template::get_offset_with_length): Likewise.
2001 (Stringpool_template::write_to_buffer): Likewise.
2002 * stringpool.h (Stringpool_template::get_offset_from_key):
2005 2008-07-23 Ian Lance Taylor <iant@google.com>
2008 * object.h (Merged_symbol_value::value): Do our best to handle a
2012 * script.cc (Version_script_info::get_versions): Don't add empty
2013 version tag to return value.
2014 (Version_script_info::get_symbol_version_helper): Change return
2015 type to bool. Add pversion parameter. Change all callers.
2016 (script_register_vers_node): Don't require a non-NULL tag.
2017 * script.h (class Version_script_info): Update declarations.
2018 (Version_script_info::get_symbol_version): Change return type to
2019 bool. Add version parameter. Change all callers.
2020 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2021 handling. Handle an empty version from a version script.
2022 (Symbol_table::define_special_symbol): Likewise.
2023 * testsuite/ver_test_10.script: New file.
2024 * testsuite/ver_test_10.sh: New file.
2025 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2026 (check_DATA): Add ver_test_10.syms.
2027 (ver_test_10.syms, ver_test_10.so): New target.
2028 * testsuite/Makefile.in: Rebuild.
2030 2008-07-23 Simon Baldwin <simonb@google.com>
2032 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2033 to zero for undefined symbols from dynamic libraries.
2035 2008-07-23 Ian Lance Taylor <iant@google.com>
2037 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2039 * symtab.h (class Symbol_table): Update declaration.
2040 * testsuite/ver_test_9.cc: New file.
2041 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2042 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2043 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2044 (ver_test_9.so, ver_test_9.o): New targets.
2045 * testsuite/Makefile.in: Rebuild.
2047 2008-07-22 Ian Lance Taylor <iant@google.com>
2049 * options.h (class General_options): Define --check-sections.
2050 * layout.cc (Layout::set_segment_offsets): Handle
2053 * options.h (class General_options): Define -n/--nmagic and
2055 * options.cc (General_options::finalize): For -n/--nmagic or
2056 -N/--omagic, set -static.
2057 * layout.cc (Layout::attach_allocated_section_to_segment): If
2058 -N/--omagic, don't put read-only and read-write sections in
2060 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2061 finding a read-only segment.
2062 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2063 don't set the minimum segment alignment to the common page size,
2064 and don't set the file offset to the address modulo the page size.
2065 * script-sections.cc (Script_sections::create_segments): If
2066 -n/--omagic, don't put read-only and read-write sections in
2069 * cref.cc: New file.
2071 * options.h (class General_options): Add --print-symbol-counts.
2072 * main.cc (main): Issue defined symbol report if requested.
2073 * archive.cc (Archive::interpret_header): Make into a const member
2075 (Archive::add_symbols): Call Input_objects::archive_start and
2077 (Archive::const_iterator): Define new class.
2078 (Archive::begin, Archive::end): New functions.
2079 (Archive::include_all_members): Rewrite to use iterator.
2080 (Archive::count_members): New function.
2081 * archive.h (class Archive): Update declarations.
2082 (Archive::filename): New function.
2083 * object.cc: Include "cref.h".
2084 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2085 (Sized_relobj::do_get_global_symbol_counts): New function.
2086 (Input_objects::add_object): Add object to cross-referencer.
2087 (Input_objects::archive_start): New function.
2088 (Input_objects::archive_stop): New function.
2089 (Input_objects::print_symbol_counts): New function.
2090 * object.h: Declare Cref and Archive.
2091 (Object::get_global_symbol_counts): New function.
2092 (Object::do_get_global_symbol_counts): New pure virtual function.
2093 (class Sized_relobj): Add defined_count_ field. Update
2095 (class Input_objects): Add cref_ field. Update constructor.
2096 Update declarations.
2097 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2099 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2101 (Sized_dynobj::do_get_global_symbol_counts): New function.
2102 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2103 defined_count_. Update declarations. Define Symbols typedef.
2104 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2105 parameter. Change all callers.
2106 (Symbol_table::add_from_dynobj): Add sympointers and defined
2107 parameters. Change all callers.
2108 * symtab.h (class Symbol_table): Update declarations.
2109 * Makefile.am (CCFILES): Add cref.cc.
2110 (HFILES): Add cref.h.
2111 * Makefile.in: Rebuild.
2113 2008-07-22 Simon Baldwin <simonb@google.com>
2115 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2116 to zero when writing undefined symbols.
2118 2008-07-22 Ian Lance Taylor <iant@google.com>
2120 * output.cc (Output_section::add_input_section): Don't try to
2121 merge empty merge sections.
2123 2008-07-21 Craig Silverstein <csilvers@google.com>
2125 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2126 Include symbol version in error message.
2128 2008-07-20 Chris Demetriou <cgd@google.com>
2130 * configure.ac (gold_cv_c_random_seed): New configured variable.
2131 (RANDOM_SEED_CFLAGS): New substituted variable.
2132 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2133 * configure: Rebuild.
2134 * Makefile.in: Likewise.
2135 * testsuite/Makefile.in: Likewise.
2137 2008-07-18 Ian Lance Taylor <iant@google.com>
2139 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2140 where we see NAME/NULL and NAME/VERSION as separate symbols.
2141 * testsuite/ver_test_main.cc (main): Call t4.
2142 (t4, t4_2a): Define.
2143 * testsuite/ver_test_2.cc (t4_2): Define.
2144 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2145 * testsuite/ver_test_4.cc (t4_2a): Define.
2146 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2147 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2149 2008-07-17 Ian Lance Taylor <iant@google.com>
2151 * dynobj.cc (Versions::add_def): If we give an error about a
2152 missing version, go ahead and create the version anyhow.
2154 2008-07-10 Ian Lance Taylor <iant@google.com>
2156 Handle output sections with more than 0x7fffffff bytes.
2157 * object.h (class Relobj): Change map_to_output_ to
2158 output_sections_, and just keep a section pointer. Change all
2159 uses. Move comdat group support to Sized_relobj.
2160 (Relobj::is_section_specially_mapped): Remove.
2161 (Relobj::output_section): Remove poff parameter. Change all
2163 (Relobj::output_section_offset): New function.
2164 (Relobj::set_section_offset): Rewrite.
2165 (Relobj::map_to_output): Remove.
2166 (Relobj::output_sections): New function.
2167 (Relobj::do_output_section_offset): New pure virtual function.
2168 (Relobj::do_set_section_offset): Likewise.
2169 (class Sized_relobj): Add section_offsets_ field. Add comdat
2170 group support from Relobj. Update declarations.
2171 (Sized_relobj::get_output_section_offset): New function.
2172 (Sized_relobj::do_output_section_offset): New function.
2173 (Sized_relobj::do_set_section_offset): New function.
2174 * object.cc (Relobj::output_section_address): Remove.
2175 (Sized_relobj::Sized_relobj): Initialize new fields.
2176 (Sized_relobj::include_section_group): Cast find_kept_object to
2178 (Sized_relobj::include_linkonce_section): Likewise.
2179 (Sized_relobj::do_layout): Use separate arrays for output section
2181 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2183 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2184 output_sections and section_offsets.
2185 (Sized_relobj::write_local_symbols): Likewise.
2186 (map_to_kept_section): Compute output address directly.
2187 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2188 output_sections and section_offsets.
2189 (Sized_relobj::write_sections): Likewise.
2190 (Sized_relobj::relocate_sections): Likewise.
2191 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2192 * output.h (class Output_reloc): Update declarations. Change
2193 u2_.relobj to Sized_relobj*.
2194 (class Output_data_reloc): Change add functions to use
2196 * output.cc (Output_reloc::Output_reloc): Change relobj to
2198 (Output_reloc::local_section_offset): Change return type to
2199 Elf_Addr. Use get_output_section_offset.
2200 (Output_reloc::get_address): Likewise.
2201 (Output_section::is_input_address_mapped): Don't call
2202 is_section_specially_mapped.
2203 (Output_section::output_offset): Likewise.
2204 (Output_section::output_address): Likewise.
2205 (Output_section::starting_output_address): Likewise.
2206 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2207 parameter to Sized_relobj*.
2208 (Copy_relocs::need_copy_reloc): Likewise.
2209 (Copy_relocs::save): Likewise.
2210 * copy-relocs.h (class Copy_relocs): Update declarations.
2211 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2212 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2213 * target-reloc.h (relocate_for_relocatable): Change
2214 offset_in_output_section type to Elf_Addr. Change code that uses
2216 * layout.cc (Layout::layout): Always set *off.
2217 * mapfile.cc (Mapfile::print_input_section): Use
2218 output_section_offset.
2219 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2221 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2222 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2223 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2225 2008-07-03 Ian Lance Taylor <iant@google.com>
2227 * layout.cc (Layout::include_section): Do not discard unrecognized
2228 SHT_STRTAB sections.
2230 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2232 * script.cc (Lex::can_continue_name): Make '?' allowable in
2233 version-script names.
2234 * testsuite/version_script.map: Change glob pattern to use '?'
2236 2008-06-30 Manish Singh <yosh@gimp.org>
2239 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2242 2008-06-30 Ian Lance Taylor <iant@google.com>
2246 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2247 versions]: Don't try to read the value in the contents, since we
2248 don't use it. Use the template endianness when writing.
2250 2008-06-25 Cary Coutant <ccoutant@google.com>
2252 * fileread.cc (File_read::make_view): Assert on zero-length view.
2253 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2254 symbol table when there are no symbols to read.
2256 2008-06-23 Craig Silverstein <csilvers@google.com>
2258 * version.cc (version_string): Bump to 1.7
2260 2008-06-18 Craig Silverstein <csilvers@google.com>
2262 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2263 constant 0xFFFF to type Valtype.
2264 (Powerpc_relocate_functions::rel16_ha): Likewise.
2266 2008-06-17 Ian Lance Taylor <iant@google.com>
2268 * output.h (Output_section::Input_section): Initialize p2align_ to
2269 zero for Output_section_data constructors.
2270 (Output_section::Input_section::addralign): If not an input
2271 section, return the alignment of the Output_section_data.
2272 * testsuite/copy_test.cc: New file.
2273 * testsuite/copy_test_1.cc: New file.
2274 * testsuite/copy_test_2.cc: New file.
2275 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2276 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2277 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2278 (copy_test_1_pic.o, copy_test_1.so): New targets.
2279 (copy_test_2_pic.o, copy_test_2.so): New targets.
2280 * testsuite/Makefile.in: Rebuild.
2282 * script-sections.cc (Script_sections::place_orphan): Initialize
2283 local variable exact.
2285 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2287 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2289 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2290 David S. Miller <davem@davemloft.net>
2292 * powerpc.cc: New file.
2293 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2294 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2295 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2296 * Makefile.in: Rebuild.
2298 2008-06-09 Ian Lance Taylor <iant@google.com>
2300 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2302 (throwing, orig_terminate): New static variables.
2303 (terminate_handler): New static function.
2304 (t2): Set terminate handler.
2306 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2309 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2312 2008-05-30 Cary Coutant <ccoutant@google.com>
2314 * archive.cc (Archive::include_all_members) Correct to step
2315 over symbol table and extended name table in thin archives.
2317 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2320 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2323 2008-05-28 Caleb Howe <cshowe@google.com>
2325 * reduced_debug_output.cc: New file.
2326 * reduced_debug_output.h: New file.
2327 * options.h (class General_options): Add --strip-debug-non-line.
2328 * options.cc (General_options::finalize): Add strip_debug_non_line
2329 to the strip heirarchy.
2330 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2332 * layout.cc: Include "reduced_debug_output.h".
2333 (Layout::Layout): Initialize new fields.
2334 (line_only_debug_sections): New static array.
2335 (is_lines_only_debug_sections): New static inline function.
2336 (Layout::include_section): Handle --strip-debug-non-line.
2337 (Layout::make_output_section): If --strip-debug-non-line, build
2338 new output sections for .debug_abbrev and .debug_info.
2339 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2340 gold. Warn about possible overflow.
2341 (read_signed_LEB_128): Likewise.
2342 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2343 (read_signed_LEB_128): Declare.
2344 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2345 (HFILES): Add reduced_debug_output.h.
2346 * Makefile.in: Rebuild.
2348 2008-05-21 Ian Lance Taylor <iant@google.com>
2350 * mapfile.cc: New file.
2351 * mapfile.h: New file.
2352 * options.h (class General_options): Add -M/--print-map and -Map.
2353 * options.cc (General_options::finalize): Make -M equivalent to
2355 * main.cc: Include <cstdio> and "mapfile.h".
2356 (main): Open mapfile if requested.
2357 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2358 constructor. Change caller.
2359 (queue_initial_tasks): Add mapfile parameter. Change caller.
2360 (queue_middle_tasks): Likewise.
2361 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2363 * archive.cc: Include "mapfile.h".
2364 (Archive::add_symbols): Add mapfile parameter. Change all
2365 callers. Pass mapfile, symbol, and reason to include_member.
2366 (Archive::include_all_members): Add mapfile parameter. Change all
2368 (Archive::include_member): Add mapfile, sym, and why parameters.
2369 Change all callers. Report inclusion to map file.
2370 * archive.h: Include "fileread.h".
2371 (class Archive): Update declarations.
2372 (Archive::file): New const method.
2373 (class Add_archive_symbols): Add mapfile_ field. Update
2374 constructor. Change all callers.
2375 * readsyms.h (class Read_symbols): Likewise.
2376 (class Finish_group): Likewise.
2377 (class Read_script): Likewise.
2378 * common.cc: Include "mapfile.h".
2379 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2381 (Symbol_table::do_allocate_commons): Likewise.
2382 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2383 symbol allocation to mapfile.
2384 * common.h (class Allocate_commons_task): Add mapfile_ field.
2385 Update constructor. Change all callers.
2386 * symtab.h (class Symbol_table): Update declarations.
2387 * layout.cc: Include "mapfile.h".
2388 (Layout_task_runner::run): Print information to mapfile.
2389 (Layout::create_gold_note): Change Output_data_fixed_space to
2390 Output_data_zero_fill.
2391 (Layout::create_build_id): Likewise.
2392 (Layout::print_to_mapfile): New function.
2393 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2394 constructor. Change caller.
2395 (class Layout): Declare print_to_mapfile.
2396 * output.cc (Output_section::Input_section::print_to_mapfile): New
2398 (Output_section::add_input_section): If producing a map, always
2399 add to input_sections_ list.
2400 (Output_section::do_print_to_mapfile): New function.
2401 (Output_segment::print_sections_to_mapfile): New function.
2402 (Output_segment::print_section_list_to_mapfile): New function.
2403 * output.h: Include "mapfile.h".
2404 (Output_data::print_to_mapfile): New function.
2405 (Output_data::do_print_to_mapfile): New virtual function.
2406 (Output_segment_headers::do_print_to_mapfile): New function.
2407 (Output_file_header::do_print_to_mapfile): New function.
2408 (Output_data_const::do_print_to_mapfile): New function.
2409 (class Output_data_const_buffer): Add map_name_ field. Update
2410 constructor. Change all callers. Add do_print_to_mapfile
2412 (class Output_data_fixed_space): Likewise.
2413 (class Output_data_space): Likewise.
2414 (class Output_data_zero_fill): New class.
2415 (Output_data_strtab::do_print_to_mapfile): New function.
2416 (Output_data_reloc_base::do_print_to_mapfile): New function.
2417 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2418 (Output_data_group::do_print_to_mapfile): New function.
2419 (Output_data_got::do_print_to_mapfile): New function.
2420 (Output_data_dynamic::do_print_to_mapfile): New function.
2421 (Output_symtab_xindex::do_print_to_mapfile): New function.
2422 (class Output_section): Declare do_print_to_mapflie. Declare
2423 print_to_mapfile in Input_section.
2424 (class Output_segment): Declare new functions.
2425 * object.h (Sized_relobj::symbol_count): New function.
2426 * script-sections.cc
2427 (Output_section_element_dot_assignment::set_section_addresses):
2428 Change Output_data_fixed_space to Output_data_zero_fill.
2429 (Output_data_expression::do_print_to_mapfile): New function.
2430 * script.cc (read_input_script): Add mapfile parameter. Change
2432 * script.h (read_input_script): Update declaration.
2433 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2434 (Eh_frame::do_print_to_mapfile): New function.
2435 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2436 (Output_merge_string::do_print_to_mapfile): New function.
2437 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2439 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2441 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2443 * Makefile.am (CCFILES): Add mapfile.cc.
2444 (HFILES): Add mapfile.h.
2445 * Makefile.in: Rebuild.
2447 2008-05-19 Ian Lance Taylor <iant@google.com>
2449 * options.h (class General_options): Add -z relro.
2450 * layout.cc (Layout::Layout): Initialize relro_segment_.
2451 (Layout::add_output_section_data): Return the output section.
2452 (Layout::make_output_section): Rcognize relro sections and mark
2454 (Layout::attach_allocated_section_to_segment): Put relro sections
2455 in a PT_GNU_RELRO segment.
2456 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2458 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2460 (Layout::linkonce_mapping): Map d.rel.ro.local to
2462 (Layout::output_section_name): Us .data.rel.ro.local for any
2463 section which begins with that.
2464 * layout.h (class Layout): Update add_output_section_data
2465 declaration. Add relro_segment_ field.
2466 * output.cc (Output_section::Output_section): Initialize is_relro_
2467 and is_relro_local_ fields.
2468 (Output_segment::add_output_section): Group relro sections.
2469 (Output_segment::is_first_section_relro): New function.
2470 (Output_segment::maximum_alignment): If there is a relro section,
2471 align the segment to the common page size.
2472 (Output_segment::set_section_addresses): Track whether we are
2473 looking at relro sections. If the last section is a relro
2474 section, align to the common page size.
2475 (Output_segment::set_section_list_addresses): Add in_relro
2476 parameter. Change all callers. Align to the page size when
2477 moving from relro to non-relro section.
2478 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2480 * output.h (class Output_section): Add is_relro_ and
2481 is_relro_local_ fields.
2482 (Output_section::is_relro): New function.
2483 (Output_section::set_is_relro): New function.
2484 (Output_section::is_relro_local): New function.
2485 (Output_section::set_is_relro_local): New function.
2486 (class Output_segment): Update declarations.
2487 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2488 * sparc.cc (Target_sparc::got_section): Likewise.
2489 * x86_64.cc (Target_x86_64::got_section): Likewise.
2490 * testsuite/relro_test_main.cc: New file.
2491 * testsuite/relro_test.cc: New file.
2492 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2493 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2494 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2495 (relro_test.so, relro_test_pic.o): New targets.
2496 * testsuite/Makefile.in: Rebuild.
2498 2008-05-16 Ian Lance Taylor <iant@google.com>
2500 * output.cc (Output_segment::add_output_section): Remove front
2502 * output.h (class Output_segment): Remove
2503 add_initial_output_section and overloaded add_output_section.
2504 Update declaration of remaining add_output_section.
2505 * layout.cc (Layout::create_interp): Call add_output_section
2506 rather than add_initial_output_section.
2507 (Layout::finish_dynamic_section): Likewise.
2509 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2510 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2511 know the dynamic type.
2512 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2513 field. Initialize it in constructor.
2514 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2515 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2516 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2519 * output.cc (Output_reloc::get_address): Change return type to
2521 * output.h (class Output_reloc): Update get_address declaration.
2522 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2523 for section addresses.
2525 2008-05-09 Ian Lance Taylor <iant@google.com>
2528 * gold.cc (gold_nomem): Use return value of write.
2530 2008-05-08 Ian Lance Taylor <iant@google.com>
2532 * symtab.c (Symbol::init_base_output_data): Add version
2533 parameter. Change all callers.
2534 (Symbol::init_base_output_segment): Likewise.
2535 (Symbol::init_base_constant): Likewise.
2536 (Symbol::init_base_undefined): Likewise.
2537 (Sized_symbol::init_output_data): Likewise.
2538 (Sized_symbol::init_output_segment): Likewise.
2539 (Sized_symbol::init_constant): Likewise.
2540 (Sized_symbol::init_undefined): Likewise.
2541 (Symbol_table::do_define_in_output_data): If the new symbol has a
2542 version, mark it as the default.
2543 (Symbol_table::do_define_in_output_segment): Likewise.
2544 (Symbol_table::do_define_as_constant): Likewise.
2545 * symtab.h (class Symbol): Update declarations.
2546 (class Sized_symbol): Likewise.
2547 * resolve.cc (Symbol::override_version): New function.
2548 (Symbol::override_base): Call override_version.
2549 (Symbol::override_base_with_special): Likewise.
2550 * testsuite/ver_script_8.script: New file.
2551 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2552 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2553 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2554 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2556 2008-05-06 Ian Lance Taylor <iant@google.com>
2559 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2561 (class General_options): Remove existing --undefined, and add
2562 --no-undefined instead. Add new --undefined as synonym for -u.
2563 * archive.cc (Archive::add_symbols): Check whether symbol was
2565 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2566 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2567 all uses. Add IS_UNDEFINED. Update declarations to split
2568 different versions of init_base. Declare init_base_undefined.
2569 (Symbol::is_defined): Handle IS_UNDEFINED.
2570 (Symbol::is_undefined): Likewise.
2571 (Symbol::is_weak_undefined): Call is_undefined.
2572 (Symbol::is_absolute): Handle IS_CONSTANT.
2573 (class Sized_symbol): Update declarations to split different
2574 versions of init. Declare init_undefined.
2575 (class Symbol_table): Declare new functions.
2576 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2578 (Symbol::init_base_output_data): Likewise.
2579 (Symbol::init_base_output_segment): Likewise.
2580 (Symbol::init_base_constant): Likewise.
2581 (Symbol::init_base_undefined): New function.
2582 (Sized_symbol::init_object): Rename from init. Change all
2584 (Sized_symbol::init_output_data): Likewise.
2585 (Sized_symbol::init_output_segment): Likewise.
2586 (Sized_symbol::init_constant): Likewise.
2587 (Sized_symbol::init_undefined): New function.
2588 (Symbol_table::add_undefined_symbols_from_command_line): New
2590 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2592 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2593 (Symbol::output_section): Likewise.
2594 (Symbol::set_output_section): Likewise.
2595 (Symbol_table::sized_finalize_symbol): Likewise.
2596 (Symbol_table::sized_write_globals): Likewise.
2597 * resolve.cc (Symbol_table::should_override): Likewise.
2598 (Symbol::override_base_with_special): Likewise.
2600 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2601 symbol, change it to have default visibility.
2602 * testsuite/protected_1.cc: New file.
2603 * testsuite/protected_2.cc: New file.
2604 * testsuite/protected_3.cc: New file.
2605 * testsuite/protected_main_1.cc: New file.
2606 * testsuite/protected_main_2.cc: New file.
2607 * testsuite/protected_main_3.cc: New file.
2608 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2609 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2610 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2611 (protected_1.so): New target.
2612 (protected_1_pic.o, protected_2_pic.o): New targets.
2613 (protected_3_pic.o): New target.
2614 (check_PROGRAMS): Add protected_2.
2615 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2616 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2617 * testsuite/Makefile.in: Rebuild.
2619 * options.h (DEFINE_var): Add set_user_set_##varname__.
2620 (DEFINE_bool_alias): New macro.
2621 (class General_options): Define -Bstatic using DEFINE_bool_alias
2622 rather than DEFINE_special. Add --undefined as an alias for -z
2624 * options.cc (General_options::parse_Bstatic): Remove.
2626 * options.h (class General_options): Add --fatal-warnings.
2627 * main.cc (main): Implement --fatal-warnings.
2628 * errors.h (Errors::warning_count): New function.
2630 * options.h (class General_options): Add -Bsymbolic-functions.
2631 * symtab.h (Symbol::is_preemptible): Check for
2632 -Bsymbolic-functions.
2634 2008-05-05 Ian Lance Taylor <iant@google.com>
2636 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2637 as noVARNAME rather than no-VARNAME.
2638 (class General_options): Add option -z combreloc.
2639 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2641 (Output_reloc::sort_before) [SHT_REL]: New function.
2642 (Output_reloc::sort_before) [SHT_RELA]: New function.
2643 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2644 Sort_relocs_comparison.
2645 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2646 parameter. Change all callers.
2647 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2648 sort_relocs parameter. Change all callers.
2649 * output.cc (Output_reloc::get_address): New function, broken out
2651 (Output_reloc::write_rel): Call it.
2652 (Output_reloc::compare): New function.
2653 (Output_data_reloc_base::do_write): Optionally sort relocs.
2655 * configure.ac: If targ_extra_obj is set, link it in.
2656 * configure.tgt: Initialize all variables.
2657 (x86_64*): Set targ_extra_obj and targ_extra_size.
2658 * configure: Rebuild.
2660 * object.cc (Sized_relobj::include_section_group): Adjust section
2661 indexes read from group data. Build vector to pass to
2663 * layout.cc (Layout::layout_group): Add flags and shndxes
2664 parameters. Remove contents parameter. Change caller. Update
2665 explicit instantiations.
2666 * layout.h (class Layout): Update layout_group declaration.
2667 * output.cc (Output_data_group::Output_data_group): Add flags and
2668 input_shndxes parameters. Remove contents parameter. Change
2670 (Output_data_group::do_write): Change input_sections_ to
2672 * output.h (class Output_data_group): Update constructor
2673 declaration. Rename input_sections_ to input_shndxes_.
2674 * testsuite/many_sections_test.cc: Add template.
2676 2008-04-30 Cary Coutant <ccoutant@google.com>
2678 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2680 * layout.cc (Layout::include_section): Refactored check for debug
2682 (Layout::add_comdat): Add new parameters. Change type
2683 of signature parameter. Add object and shndx to signatures table.
2684 (Layout::find_kept_object): New function.
2685 * layout.h: Include <cstring>.
2686 (Layout::is_debug_info_section): New function.
2687 (Layout::add_comdat): Add new parameters.
2688 (Layout::find_kept_object): New function.
2689 (Layout::Kept_section): New struct.
2690 (Layout::Signatures): Change type of map range.
2691 * object.cc (Relobj::output_section_address): New function.
2692 (Sized_relobj::include_section_group): Add new parameters. Change
2693 calls to Layout::add_comdat. Change to build table of kept comdat
2694 groups and table mapping discarded sections to kept sections.
2695 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2696 (Sized_relobj::do_layout): Change calls to include_section_group and
2697 include_linkonce_section.
2698 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2699 value to zero when section is discarded.
2700 (Sized_relobj::map_to_kept_section): New function.
2701 * object.h (Relobj::output_section_address): New function.
2702 (Relobj::Comdat_group): New type.
2703 (Relobj::find_comdat_group): New function.
2704 (Relobj::Comdat_group_table): New type.
2705 (Relobj::Kept_comdat_section): New type.
2706 (Relobj::Kept_comdat_section_table): New type.
2707 (Relobj::add_comdat_group): New function.
2708 (Relobj::set_kept_comdat_section): New function.
2709 (Relobj::get_kept_comdat_section): New function.
2710 (Relobj::comdat_groups_): New field.
2711 (Relobj::kept_comdat_sections_): New field.
2712 (Symbol_value::input_value): Update comment.
2713 (Sized_relobj::map_to_kept_section) New function.
2714 (Sized_relobj::include_linkonce_section): Add new parameter.
2715 * target-reloc.h (Comdat_behavior): New type.
2716 (get_comdat_behavior): New function.
2717 (relocate_section): Add code to map a discarded section to the
2718 corresponding kept section when applying a relocation.
2720 2008-04-30 Craig Silverstein <csilvers@google.com>
2722 * dwarf_reader.cc (next_generation_count): New static var.
2723 (Addr2line_cache_entry): New struct.
2724 (addr2line_cache): New static var.
2725 (Dwarf_line_info::one_addr2line): Added caching.
2726 (Dwarf_line_info::clear_addr2line_cache): New function.
2727 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2728 cache-size parameter.
2729 (Dwarf_line_info::one_addr2line_cache): New function.
2730 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2731 new cache-size argument to one_addr2line(), and clear cache.
2733 2008-04-28 Cary Coutant <ccoutant@google.com>
2735 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2736 R_386_PC8 relocations.
2738 2008-04-23 Ian Lance Taylor <iant@google.com>
2740 * object.cc (Sized_relobj::include_section_group): Check for
2741 invalid section group.
2743 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2746 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2747 than read for file header.
2748 * archive.cc (Archive::include_member): Likewise.
2750 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2752 * aclocal.m4: Regenerate.
2753 * configure: Regenerate.
2755 2008-04-19 Ian Lance Taylor <iant@google.com>
2757 * version.cc (version_string): Bump to 1.6.
2759 * testsuite/Makefile.am (many_sections_r_test): New target.
2760 (many_sections_r_test_SOURCES): Remove.
2761 (many_sections_r_test_DEPENDENCIES): Remove.
2762 (many_sections_r_test_LDFLAGS): Remove.
2763 (many_sections_r_test_LDADD): Remove.
2765 * object.cc (Sized_relobj::do_add_symbols): Always pass
2766 local_symbol_count_ to add_from_relobj.
2768 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2769 every thousand variables.
2770 * testsuite/Makefile.in: Rebuild.
2772 * object.cc (Xindex::initialize_symtab_xindex): New function.
2773 (Xindex::read_symtab_xindex): New function.
2774 (Xindex::sym_xindex_to_shndx): New function.
2775 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2777 (Sized_relobj::do_initialize_xindex): New function.
2778 (Sized_relobj::do_read_symbols): Adjust section links.
2779 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2780 parameter. Change all callers.
2781 (Sized_relobj::include_section_group): Adjust section links and
2782 symbol section indexes.
2783 (Sized_relobj::do_layout): Adjust section links.
2784 (Sized_relobj::do_count_local_symbols): Adjust section links and
2785 symbol section indexes.
2786 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2787 ordinary and special symbols.
2788 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2789 dynsym_xindex parameters. Change all callers. Adjust section
2790 links. Use SHN_XINDEX when needed.
2791 (Sized_relobj::get_symbol_location_info): Adjust section links.
2792 Don't get fooled by special symbols.
2793 * object.h (class Xindex): Define.
2794 (class Object): Add xindex_ parameter. Declare virtual functoin
2795 do_initialize_xindex.
2796 (Object::adjust_sym_shndx): New function.
2797 (Object::set_xindex): New protected function.
2798 (class Symbol_value): Add is_ordinary_shndx_ field.
2799 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2800 (Symbol_value::value): Assert ordinary section.
2801 (Symbol_value::initialize_input_to_output_map): Likewise.
2802 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2804 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2806 (class Sized_relobj): Update declarations.
2807 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2808 parameter. Change all callers.
2809 (Sized_relobj::adjust_shndx): New function.
2810 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2812 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2813 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2814 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2815 (Sized_dynobj::read_dynsym_section): Adjust section links.
2816 (Sized_dynobj::read_dynamic): Likewise.
2817 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2819 (Sized_dynobj::do_initialize_xindex): New function.
2820 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2821 do_initialize_xindex.
2822 (Sized_dynobj::adjust_shndx): New function.
2823 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2824 dynsym_xindex_ fields.
2825 (Layout::finalize): Add a call to set_section_indexes before
2826 creating the symtab sections.
2827 (Layout::set_section_indexes): Don't do anything if the section
2828 already has a section index.
2829 (Layout::create_symtab_sections): Add shnum parameter. Change
2830 caller. Create .symtab_shndx section if needed.
2831 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2833 (Layout::allocated_output_section_count): New function.
2834 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2836 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2837 fields. Update declarations.
2838 (Layout::symtab_xindex): New function.
2839 (Layout::dynsym_xindex): New function.
2840 (class Write_symbols_task): Add layout_ field.
2841 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2843 * output.cc (Output_section_headers::Output_section_headers): Add
2844 shstrtab_section parameter. Change all callers.
2845 (Output_section_headers::do_sized_write): Store overflow values
2846 for section count and section string table section index in
2847 section header zero.
2848 (Output_file_header::do_sized_write): Check for overflow of
2849 section count and section string table section index.
2850 (Output_symtab_xindex::do_write): New function.
2851 (Output_symtab_xindex::endian_do_write): New function.
2852 * output.h (class Output_section_headers): Add shstrtab_section_.
2853 Update declarations.
2854 (class Output_symtab_xindex): Define.
2855 (Output_section::has_out_shndx): New function.
2856 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2858 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2860 (Sized_symbol::init): Likewise.
2861 (Symbol::output_section): Check for ordinary symbol.
2862 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2863 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2865 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2866 Change all callers. Simplify handling of symbols from sections
2867 not included in the link.
2868 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2870 (Weak_alias_sorter::operator()): Assert that symbols are
2872 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2874 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2875 parameters. Change all callers.
2876 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2877 symbol distinction. Use SHN_XINDEX when needed.
2878 (Symbol_table::write_section_symbol): Add symtab_xindex
2879 parameter. Change all callers.
2880 (Symbol_table::sized_write_section_symbol): Likewise. Use
2881 SHN_XINDEX when needed.
2882 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2884 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2885 (Symbol::is_defined): Check is_ordinary.
2886 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2887 (Symbol::is_absolute, Symbol::is_common): Likewise.
2888 (class Sized_symbol): Update declarations.
2889 (class Symbol_table): Update declarations.
2890 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2891 parameters. Change all callers.
2892 (Sized_symbol::override): Likewise.
2893 (Symbol_table::override): Likewise.
2894 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2895 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2896 is_ordinary, and orig_st_shndx parameters. Change all callers.
2897 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2898 to be in an ordinary section.
2899 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2900 object and is_ordinary parameters. Change all callers.
2901 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2902 Change all callers. Don't add undefined or non-ordinary symbols
2904 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2906 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2908 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2909 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2910 (Sized_relobj::relocate_sections): Likewise.
2911 * target-reloc.h (scan_relocs): Adjust section symbol index.
2912 (scan_relocatable_relocs): Likewise.
2913 * i386.cc (Scan::local): Check for ordinary symbols.
2914 * sparc.cc (Scan::local): Likewise.
2915 * x86_64.cc (Scan::local): Likewise.
2916 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2917 to symbol_section_and_value.
2918 * testsuite/many_sections_test.cc: New file.
2919 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2920 (check_PROGRAMS): Add many_sections_test.
2921 (many_sections_test_SOURCES): Define.
2922 (many_sections_test_DEPENDENCIES): Define.
2923 (many_sections_test_LDFLAGS): Define.
2924 (BUILT_SOURCES): Add many_sections_define.h.
2925 (many_sections_define.h): New target.
2926 (BUILT_SOURCES): Add many_sections_check.h.
2927 (many_sections_check.h): New target.
2928 (check_PROGRAMS): Add many_sections_r_test.
2929 (many_sections_r_test_SOURCES): Define.
2930 (many_sections_r_test_DEPENDENCIES): Define.
2931 (many_sections_r_test_LDFLAGS): Define.
2932 (many_sections_r_test_LDADD): Define.
2933 (many_sections_r_test.o): New target.
2934 * testsuite/Makefile.in: Rebuild.
2936 2008-04-17 Cary Coutant <ccoutant@google.com>
2938 * errors.cc (Errors::info): New function.
2939 (gold_info): New function.
2940 * errors.h (Errors::info): New function.
2941 * gold.h (gold_info): New function.
2942 * object.cc (Input_objects::add_object): Print trace output.
2943 * options.cc (options::parse_set): New function.
2944 (General_options::parse_wrap): Deleted.
2945 (General_options::General_options): Deleted initializer.
2946 * options.h (options::String_set): New typedef.
2947 (options::parse_set): New function.
2948 (DEFINE_set): New macro.
2949 (General_options::wrap): Changed to use DEFINE_set. Changed
2950 callers of any_wrap_symbols and is_wrap_symbol.
2951 (General_options::trace, General_options::trace_symbol):
2953 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2954 (General_options::wrap_symbols_): Deleted.
2955 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2957 2008-04-17 David S. Miller <davem@davemloft.net>
2959 * options.cc (General_options::parse_V): New function.
2960 * options.h: Add entries for -V and -Qy.
2962 2008-04-17 Ian Lance Taylor <iant@google.com>
2964 * common.cc (Symbol_table::allocate_commons): Remove options
2965 parameter. Change caller.
2966 (Symbol_table::do_allocate_commons): Remove options parameter.
2967 Change caller. Just call do_allocate_commons_list twice.
2968 (Symbol_table::do_allocate_commons_list): New function, broken out
2969 of do_allocate_commons.
2970 * common.h (class Allocate_commons_task): Remove options_ field.
2972 * symtab.cc (Symbol_table::Symbol_table): Initialize
2974 (Symbol_table::add_from_object): Put TLS common symbols on
2976 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2977 which are IN_OUTPUT_DATA.
2978 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2979 allocate_commons and do_allocate_commons declarations. Declare
2980 do_allocate_commons_list.
2981 * gold.cc (queue_middle_tasks): Update creation of
2982 Allocate_commons_task to not pass options.
2983 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2984 (TLS_TEST_C_FLAGS): New variable.
2985 (tls_test_c_pic.o): New target.
2986 (tls_test_shared.so): Link in tls_test_c_pic.o.
2987 (tls_test_c_pic_ie.o): New target.
2988 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2989 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2990 (tls_test_c.o): New target.
2991 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2992 (tls_pic_test_LDADD): Likewise.
2993 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2994 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2995 (tls_test_c_gnu2.o): New target.
2996 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2998 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2999 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3000 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3001 * testsuite/tls_test.cc: Include "config.h".
3002 (t_last): Call t11_last.
3003 * testsuite/tls_test.h (t11, t11_last): Declare.
3004 * testsuite/tls_test_c.c: New file.
3005 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3006 * configure.ac: Check for OpenMP support.
3007 * configure, config.in, Makefile.in: Rebuild.
3008 * testsuite/Makefile.in: Rebuild.
3010 2008-04-16 Cary Coutant <ccoutant@google.com>
3012 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3013 (Target_i386::tls_base_symbol_defined_): New field.
3014 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3015 (Target_i386::Scan::global): Likewise.
3016 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3017 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3018 (Target_x86_64::tls_base_symbol_defined_): New field.
3019 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3020 (Target_x86_64::Scan::global): Likewise.
3022 2008-04-16 Cary Coutant <ccoutant@google.com>
3024 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3025 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3026 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3027 building shared libraries.
3028 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3029 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3030 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3031 * testsuite/Makefile.in: Rebuild.
3032 * testsuite/weak_undef.h: New file.
3033 * testsuite/weak_undef_file1.cc: Add extra test cases.
3034 * testsuite/weak_undef_file2.cc: Likewise.
3035 * testsuite/weak_undef_test.cc: Likewise.
3037 2008-04-16 David S. Miller <davem@davemloft.net>
3039 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3040 Add issued_non_pic_error_ field. Declare check_non_pic.
3041 (Target_sparc::Scan::check_non_pic): New function.
3042 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3043 (Target_sparc::Scan::global): Likewise.
3045 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3046 * configure: Rebuild.
3048 * options.h (DEFINE_enable): New macro.
3049 (new_dtags): New enable option.
3050 (initfirst, interpose, loadfltr, nodefaultlib,
3051 nodelete, nodlopen, nodump): New -z options.
3052 * layout.cc (Layout:finish_dynamic_section): If new
3053 dtags enabled, emit DT_RUNPATH. Also, emit a
3054 DT_FLAGS_1 containing any specified -z flags.
3056 2008-04-16 Ian Lance Taylor <iant@google.com>
3058 * copy-relocs.cc: New file.
3059 * copy-relocs.h: New file.
3060 * reloc.cc: Remove Copy_relocs code.
3061 * reloc.h: Likewise.
3062 * reloc-types.h (struct Reloc_types) [both versions]: Add
3063 get_reloc_addend_noerror.
3064 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3065 variants of add_global which take an addend which must be zero.
3066 * i386.cc: Include "copy-relocs.h".
3067 (class Target_i386): Change type of copy_relocs_ to variable,
3069 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3071 (Target_i386::do_finalize_sections): Change handling of
3073 * sparc.cc: Include "copy-relocs.h".
3074 (class Target_sparc): Change type of copy_relocs_ to variable,
3076 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3078 (Target_sparc::do_finalize_sections): Change handling of
3080 * x86_64.cc: Include "copy-relocs.h".
3081 (class Target_x86_64): Change type of copy_relocs_ to variable,
3083 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3084 class. Change all callers.
3085 (Target_x86_64::do_finalize_sections): Change handling of
3087 * Makefile.am (CCFILES): Add copy-relocs.cc.
3088 (HFILES): Add copy-relocs.h.
3090 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3092 * testsuite/script_test_4.sh: Permit leading zeroes.
3094 2008-04-15 Ian Lance Taylor <iant@google.com>
3096 * script-sections.cc (Script_sections::create_segments): Use
3097 header_size_adjustment even when there is enough room for the
3099 * testsuite/script_test_4.sh: New file.
3100 * testsuite/script_test_4.t: New file.
3101 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3102 (check_DATA): Add script_test_4.stdout.
3103 (MOSTLYCLEANFILES): Likewise.
3104 (script_test_4): New target.
3105 (script_test_4.stdout): New target.
3106 * testsuite/Makefile.in: Rebuild.
3108 * sparc.cc: Add definitions for Output_data_plt_sparc class
3111 2008-04-14 David S. Miller <davem@davemloft.net>
3113 * sparc.cc: New file.
3114 * Makefile.am (TARGETSOURCES): Add sparc.cc
3115 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3116 * configure.tgt: Document targ_extra_size and
3117 targ_extra_big_endian. Add entries for sparc-* and
3119 * configure.ac: Handle targ_extra_size and
3120 targ_extra_big_endian.
3121 * Makefile.in: Rebuild.
3122 * configure: Likewise.
3123 * po/POTFILES.in: Likewise.
3124 * po/gold.pot: Likewise.
3126 2008-04-14 Ian Lance Taylor <iant@google.com>
3128 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3129 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3130 in the name/type/flags to section mapping. Don't call
3131 allocate_output_section.
3132 (Layout::choose_output_section): Change parameter from adjust_name
3133 to is_input_section. Don't permit input sections after sections
3134 are attached to segments. Don't call allocate_output_section.
3135 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3136 not write_enable_output_section.
3137 (Layout::make_output_section): Don't push to
3138 unattached_section_list_ nor call attach_to_segment. Call
3139 attach_section_to_segment if sections are attached.
3140 (Layout::attach_sections_to_segments): New function.
3141 (Layout::attach_section_to_segment): New function.
3142 (Layout::attach_allocated_section_to_segment): Rename from
3143 attach_to_segment. Remove flags parameter.
3144 (Layout::allocate_output_section): Remove function.
3145 (Layout::write_enable_output_section): Remove function.
3146 * layout.h (class Layout): Update for above changes. Add new
3147 field sections_are_attached_.
3148 * output.h (Output_section::update_flags_for_input_section): New
3150 * output.cc (Output_section::add_input_section): Call
3151 update_flags_for_input_section.
3152 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3154 2008-04-11 Cary Coutant <ccoutant@google.com>
3156 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3157 thought unnecessary.
3158 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3160 2008-04-11 Ian Lance Taylor <iant@google.com>
3162 * output.h (class Output_section_data): Remove inline definition
3164 * output.cc (Output_section_data::set_addralign): New function.
3166 2008-04-11 Cary Coutant <ccoutant@google.com>
3168 Add support for TLS descriptors for i386 and x86_64.
3169 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3170 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3171 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3173 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3174 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3175 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3177 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3178 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3179 Fix problem with initial-exec relocations.
3180 (Target_i386::Relocate::relocate_tls): Likewise.
3181 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3183 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3184 support for section-plus-offset dynamic table entries.
3185 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3186 (Output_data_dynamic::Dynamic_entry): Add support for
3187 section-plus-offset dynamic table entries.
3188 (Output_data_dynamic::Classification): Likewise.
3189 (Output_data_dynamic::classification_): Renamed offset_.
3190 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3191 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3192 (Target_x86_64::make_plt_section): New function.
3193 (Target_x86_64::reserve_tlsdesc_entries): New function.
3194 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3195 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3196 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3197 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3198 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3199 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3200 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3201 add extra PLT entry for TLS descriptors.
3202 (Output_data_plt_x86_64::got_): New field.
3203 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3204 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3206 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3208 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3209 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3210 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3211 R_386_TLS_DESC_CALL relocations.
3212 (Target_x86_64::Scan::global): Likewise.
3213 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3214 for TLS descriptors.
3215 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3216 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3217 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3218 GD-to-IE relaxation.
3219 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3220 and TLS_DESCRIPTORS.
3221 * Makefile.in: Rebuild.
3222 * configure: Rebuild.
3223 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3224 (tls_test_shared2.so): New target.
3225 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3226 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3227 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3228 (tls_shared_gd_to_ie_test_LDADD): New variable.
3229 (tls_shared_gnu2_gd_to_ie_test): New target.
3230 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3232 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3233 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3234 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3235 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3236 (tls_shared_gnu2_test): New target.
3237 (tls_test_gnu2_shared.so): New target.
3238 (tls_shared_gnu2_test_SOURCES): New variable.
3239 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3240 (tls_shared_gnu2_test_LDFLAGS): New variable.
3241 (tls_shared_gnu2_test_LDADD): New variable.
3242 * testsuite/Makefile.in: Rebuild.
3243 * testsuite/Makefile.
3245 2008-04-11 Ian Lance Taylor <iant@google.com>
3247 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3249 * testsuite/Makefile.in: Rebuild.
3251 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3253 * testsuite/script_test_2.cc (main): Adjust test.
3255 2008-04-11 David S. Miller <davem@davemloft.net>
3256 Ian Lance Taylor <iant@google.com>
3258 * options.h (General_options): Add entries for '-Y' and
3260 * options.cc (General_options:finalize): If -Y was used, add those
3261 entries to the library path instead of the default "/lib" and
3264 2008-04-11 David S. Miller <davem@davemloft.net>
3266 * testsuite/justsyms.t: Start at 0x100.
3267 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3268 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3270 * testsuite/script_test_2.cc: Adjust string and section length
3273 2008-04-09 Ian Lance Taylor <iant@google.com>
3276 * script-sections.cc (Sections_element::allocate_to_segment): Add
3278 (Output_section_definition::allocate_to_segment): Likewise.
3279 (Orphan_output_section::allocate_to_segment): Likewise.
3280 (Script_sections::attach_sections_using_phdrs_clause): Don't
3281 propagate non-PT_LOAD segments to orphan sections.
3282 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3283 readelf rather than objdump.
3284 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3285 .interp section and PT_INTERP segment are the same size.
3286 * testsuite/Makefile.in: Rebuild.
3288 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3289 aliases for symbols defined in the same object.
3290 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3291 (weak_alias_test_SOURCES): New variable.
3292 (weak_alias_test_DEPENDENCIES): New variable.
3293 (weak_alias_test_LDFLAGS): New variable.
3294 (weak_alias_test_LDADD): New variable.
3295 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3296 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3297 (weak_alias_test_3.o): New target.
3298 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3299 * testsuite/weak_alias_test_main.cc: New file.
3300 * testsuite/weak_alias_test_1.cc: New file.
3301 * testsuite/weak_alias_test_2.cc: New file.
3302 * testsuite/weak_alias_test_3.cc: New file.
3304 2008-04-08 Ian Lance Taylor <iant@google.com>
3306 * options.h (class General_options): Add --noinhibit-exec option.
3307 * main.cc (main): Check --noinhibit-exec.
3309 * options.h (class General_options): Define --wrap as a special
3310 option. Add wrap_symbols_ field.
3311 (General_options::any_wrap_symbols): New function.
3312 (General_options::is_wrap_symbol): New function.
3313 * options.cc (General_options::parse_wrap): New function.
3314 (General_options::General_options): Initialize wrap_symbols_.
3315 * symtab.cc (Symbol_table::wrap_symbol): New function.
3316 (Symbol_table::add_from_object): Handle --wrap.
3317 * symtab.h (class Symbol_table): Declare wrap_symbol.
3318 * target.h (Target::wrap_char): New function.
3319 (Target::Target_info): Add wrap_char field.
3320 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3321 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3322 * testsuite/testfile.cc (Target_test::test_target_info):
3325 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3328 * layout.h (class Layout): Add added_eh_frame_data_ field.
3329 * layout.cc (Layout::Layout): Initialize new field.
3330 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3331 output section until we find a section we merged successfully.
3332 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3333 that the size be non-zero.
3335 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3338 2008-04-08 Craig Silverstein <csilvers@google.com>
3340 * configure.ac: Export new conditional variable HAVE_ZLIB.
3341 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3343 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3344 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3346 2008-04-07 Ian Lance Taylor <iant@google.com>
3348 * version.cc (version_string): Set to "1.5".
3350 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3351 Add issued_non_pic_error_ field. Declare check_non_pic.
3352 (Target_x86_64::Scan::check_non_pic): New function.
3353 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3354 (Target_x86_64::Scan::global): Likewise.
3356 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3357 addend parameter. Change caller. Handle merge sections.
3358 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3359 Address to Addend. Don't add in the result of
3360 local_section_offset, pass down the addend and use the returned
3362 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3363 Update declarations of local_section_offset and symbol_value.
3364 * testsuite/two_file_test_1.cc (t18): New function.
3365 * testsuite/two_file_test_2.cc (f18): New function.
3366 * testsuite/two_file_test_main.cc (main): Call t18.
3367 * testsuite/two_file_test.h (t18, f18): Declare.
3369 * configure.ac: Don't test for objdump, c++filt, or readelf.
3370 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3372 (TEST_READELF): New variable.
3373 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3374 (check_PROGRAMS): Add two_file_strip_test.
3375 (two_file_strip_test): New target.
3376 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3377 (two_file_same_shared_strip_test_SOURCES): New variable.
3378 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3379 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3380 (two_file_same_shared_strip_test_LDADD): New variable.
3381 (two_file_shared_strip.so): New target.
3382 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3383 (ver_test_5.syms, ver_test_7.syms): Likewise.
3384 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3385 (strip_test_3.stdout): Use TEST_OBJDUMP.
3386 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3388 2008-04-04 Cary Coutant <ccoutant@google.com>
3390 * symtab.h (Symbol::is_weak_undefined): New function.
3391 (Symbol::is_strong_undefined): New function.
3392 (Symbol::is_absolute): New function.
3393 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3394 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3396 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3397 (weak_undef_test): New target.
3398 * testsuite/Makefile.in: Rebuild.
3399 * testsuite/weak_undef_file1.cc: New file.
3400 * testsuite/weak_undef_file2.cc: New file.
3401 * testsuite/weak_undef_test.cc: New file.
3403 2008-04-03 Craig Silverstein <csilvers@google.com>
3405 * compressed_output.h (class Output_compressed_section): Use
3407 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3409 (zlib_compressed_suffix): Removed.
3410 (Output_compressed_section::set_final_data_size): Use unsigned
3412 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3413 Fix linker invocation.
3414 (flagstest_o_specialfile_and_compress_debug_sections):
3416 * testsuite/Makefile.in: Regenerated.
3418 2008-04-02 David S. Miller <davem@davemloft.net>
3420 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3421 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3423 2008-04-02 Craig Silverstein <csilvers@google.com>
3427 2008-04-02 Ian Lance Taylor <iant@google.com>
3429 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3430 parameters. Update for new key type to views_. Change all
3432 (File_read::read): Adjust for byteshift in returned view.
3433 (File_read::add_view): New function, broken out of
3435 (File_read::make_view): New function, broken out of
3437 (File_read::find_or_make_view): Add offset and aligned
3438 parameters. Rewrite accordingly. Change all callers.
3439 (File_read::get_view): Add offset and aligned parameters. Adjust
3440 for byteshift in return value.
3441 (File_read::get_lasting_view): Likewise.
3442 * fileread.h (class File_read): Update declarations.
3443 (class File_read::View): Add byteshift_ field. Add byteshift to
3444 constructor. Add byteshift method.
3445 * archive.h (Archive::clear_uncached_views): New function.
3446 (Archive::get_view): Add aligned parameter. Change all callers.
3447 * object.h (Object::get_view): Add aligned parameter. Change all
3449 (Object::get_lasting_view): Likewise.
3451 * fileread.cc (File_read::release): Don't call clear_views if
3452 there are multiple objects.
3453 * fileread.h (File_read::clear_uncached_views): New function.
3454 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3457 2008-03-31 Cary Coutant <ccoutant@google.com>
3459 Add thin archive support.
3460 * archive.cc (Archive::armagt): New const.
3461 (Archive::setup): Remove task parameter and calls to unlock.
3462 (Archive::unlock_nested_archives): New function.
3463 (Archive::read_header): Add nested_off parameter. Change
3465 (Archive::interpret_header): Likewise.
3466 (Archive::include_all_members): Change to handle thin
3468 (Archive::include_member): Likewise.
3469 * archive.h (Archive::Archive): Add new parameters and
3471 (Archive::armagt): New const.
3472 (Archive::setup): Remove task parameter.
3473 (Archive::unlock_nested_archives): New function.
3474 (Archive::read_header): Add nested_off parameter.
3475 (Archive::interpret_header): Likewise.
3476 (Archive::Nested_archive_table): New typedef.
3477 (Archive::is_thin_archive_): New field.
3478 (Archive::nested_archives_): New field.
3479 (Archive::options_): New field.
3480 (Archive::dirpath_): New field.
3481 (Archive::task_): New field.
3482 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3483 for thin archives. Pass additional parameters to
3484 Archive::Archive. Unlock the archive file after calling
3487 2008-03-29 Ian Lance Taylor <iant@google.com>
3489 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3490 version symbol to be local.
3491 * testsuite/ver_test_4.sh: New file.
3492 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3493 (check_DATA): Add ver_test_4.syms.
3494 (ver_test_4.syms): New target.
3495 * testsuite/Makefile.in: Rebuild.
3498 (Output_section::Input_section_sort_entry::has_priority): New
3500 (Output_section::Input_section_sort_entry::match_file_name): New
3502 (Output_section::Input_section_sort_entry::match_section_name):
3504 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3506 (Output_section::Input_section_sort_entry::match_section_file):
3508 (Output_section::Input_section_sort_compare::operator()): Rewrite
3509 using new Input_section_sort_entry functions. Sort crtbegin and
3510 crtend first. Sort sections with no priority before sections with
3512 * testsuite/initpri1.c (d3): Check j != 4.
3513 (cd5): New constructor/destructor function.
3514 (main): Check j != 2.
3516 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3517 new symbol when resolving, don't call set_is_default.
3518 * testsuite/ver_test_7.cc: New file.
3519 * testsuite/ver_test_7.sh: New file.
3520 * testsuite/Makefile.am (ver_test_7.so): New target.
3521 (ver_test_7.o): New target.
3522 (check_SCRIPTS): Add ver_test_7.sh.
3523 (check_DATA): Add ver_test_7.syms.
3524 (ver_test_7.syms): New target.
3526 2008-03-28 Ian Lance Taylor <iant@google.com>
3528 * layout.cc (Layout::layout): If we see an input section with a
3529 name that needs sorting, set the must_sort flag for the output
3531 (Layout::make_output_section): If the name of the output section
3532 indicates that it might require sorting, set the may_sort flag.
3533 * output.h (Output_section::may_sort_attached_input_sections): New
3535 (Output_section::set_may_sort_attached_input_sections): New
3537 (Output_section::must_sort_attached_input_sections): New
3539 (Output_section::set_must_sort_attached_input_sections): New
3541 (class Output_section): Declare Input_section_sort_entry. Define
3542 Input_section_sort_compare. Declare
3543 sort_attached_input_sections. Add new fields:
3544 may_sort_attached_input_sections_,
3545 must_sort_attached_input_sections_,
3546 attached_input_sections_are_sorted_.
3547 * output.cc (Output_section::Output_section): Initialize new
3549 (Output_section::add_input_section): Add an entry to
3550 input_sections_ if may_sort or must_sort are true.
3551 (Output_section::set_final_data_size): Call
3552 sort_attached_input_sections if necessary.
3553 (Output_section::Input_section_sort_entry): Define new class.
3554 (Output_section::Input_section_sort_compare::operator()): New
3556 (Output_section::sort_attached_input_sections): New function.
3557 * configure.ac: Check whether the compiler supports constructor
3558 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3559 * testsuite/initpri1.c: New file.
3560 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3561 CONSTRUCTOR_PRIORITY.
3562 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3563 (initpri1_LDFLAGS): New variable.
3564 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3566 2008-03-27 Ian Lance Taylor <iant@google.com>
3568 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3569 * testsuite/common_test_1.c: New file.
3570 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3571 (common_test_1_SOURCES): New variable.
3572 (common_test_1_DEPENDENCIES): New variable.
3573 (common_test_1_LDFLAGS): New variable.
3575 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3576 and commons_ correctly when NAME/VERSION does not override
3578 * testsuite/ver_test_6.c: New file.
3579 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3580 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3581 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3583 2008-03-26 Ian Lance Taylor <iant@google.com>
3585 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3586 of an undefined symbol from a version script.
3587 * testsuite/Makefile.am (ver_test_5.so): New target.
3588 (ver_test_5.o): New target.
3589 (check_SCRIPTS): Add ver_test_5.sh.
3590 (check_DATA): Add ver_test_5.syms.
3591 (ver_test_5.syms): New target.
3592 * testsuite/ver_test_5.cc: New file.
3593 * testsuite/ver_test_5.script: New file.
3594 * testsuite/ver_test_5.sh: New file.
3595 * Makefile.in, testsuite/Makefile.in: Rebuild.
3598 Fix problems building gold with gcc 4.3.0.
3599 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3600 (gold_error_at_location, gold_warning_at_location): Use it.
3601 * configure.ac: Check whether we can compile and use a template
3602 function with a printf attribute.
3603 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3604 when jumping over bytes.
3605 * object.cc: Instantiate Object::read_section_data.
3606 * debug.h: Include <cstring>
3607 * dwarf_reader.cc: Include <algorithm>
3608 * main.cc: Include <cstring>.
3609 * options.cc: Include <cstring>.
3610 * output.cc: Include <cstring>.
3611 * script.cc: Include <cstring>.
3612 * script.h: Include <string>.
3613 * symtab.cc: Include <cstring> and <algorithm>.
3614 * target-select.cc: Include <cstring>.
3615 * version.cc: Include <string>.
3616 * testsuite/testmain.cc: Include <cstdlib>.
3617 * configure, config.in: Rebuild.
3619 2008-03-25 Ian Lance Taylor <iant@google.com>
3621 * options.cc: Include "../bfd/bfdver.h".
3622 (options::help): Print bug reporting address.
3624 * version.cc (print_version): Adjust output for current value of
3629 * options.cc (options::help): Print list of supported targets.
3630 * target-select.h: Include <vector>.
3631 (class Target_selector): Make machine_, size_, and is_big_endian_
3632 fields const. Add bfd_name_ and instantiated_target_ fields.
3633 (Target_selector::Target_selector): Add bfd_name parameter.
3634 (Target_selector::recognize): Make non-virtual, call
3636 (Target_selector::recognize_by_name): Make non-virtual, call
3637 do_recognize_by_name.
3638 (Target_selector::supported_names): New function.
3639 (Target_selector::bfd_name): New function.
3640 (Target_selector::do_instantiate_target): New pure virtual
3642 (Target_selector::do_recognize): New virtual function.
3643 (Target_selector::do_recognize_by_name): New virtual function.
3644 (Target_selector::instantiate_target): New private function.
3645 (supported_target_names): Declare.
3646 * target-select.cc (Target_selector::Target_selector): Update for
3647 new parameter and fields.
3648 (select_target_by_name): Check that the name matches before
3649 calling recognize_by_name.
3650 (supported_target_names): New function.
3651 * i386.cc (class Target_selector_i386): Update Target_selector
3652 constructor call. Remove recognize and recognize_by_name. Add
3653 do_instantiate_target.
3654 * x86_64.cc (class Target_selector_x86_64): Likewise.
3655 * testsuite/testfile.cc (class Target_selector_test): Update for
3656 changes to Target_selector.
3658 * README: Rewrite, with some notes on unsupported features.
3660 2008-03-24 Cary Coutant <ccoutant@google.com>
3662 * i386.cc (Target_i386::Got_type): New enum declaration.
3663 (Target_i386::Scan::local): Updated callers of Output_data_got
3665 (Target_i386::Scan::global): Likewise.
3666 (Target_i386::Relocate::relocate): Likewise.
3667 (Target_i386::Relocate::relocate_tls): Likewise.
3668 * object.h (Got_offset_list): New class.
3669 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3670 (Sized_relobj::local_got_offset): Likewise.
3671 (Sized_relobj::set_local_got_offset): Likewise.
3672 (Sized_relobj::local_has_tls_got_offset): Removed.
3673 (Sized_relobj::local_tls_got_offset): Removed.
3674 (Sized_relobj::set_local_tls_got_offset): Removed.
3675 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3676 * output.cc (Output_data_got::add_global): Added got_type parameter.
3677 (Output_data_got::add_global_with_rel): Likewise.
3678 (Output_data_got::add_global_with_rela): Likewise.
3679 (Output_data_got::add_global_pair_with_rel): New function.
3680 (Output_data_got::add_global_pair_with_rela): New function.
3681 (Output_data_got::add_local): Added got_type parameter.
3682 (Output_data_got::add_local_with_rel): Likewise.
3683 (Output_data_got::add_local_with_rela): Likewise.
3684 (Output_data_got::add_local_pair_with_rel): New function.
3685 (Output_data_got::add_local_pair_with_rela): New function.
3686 (Output_data_got::add_global_tls): Removed.
3687 (Output_data_got::add_global_tls_with_rel): Removed.
3688 (Output_data_got::add_global_tls_with_rela): Removed.
3689 (Output_data_got::add_local_tls): Removed.
3690 (Output_data_got::add_local_tls_with_rel): Removed.
3691 (Output_data_got::add_local_tls_with_rela): Removed.
3692 * output.h (Output_data_got::add_global): Added got_type parameter.
3693 (Output_data_got::add_global_with_rel): Likewise.
3694 (Output_data_got::add_global_with_rela): Likewise.
3695 (Output_data_got::add_global_pair_with_rel): New function.
3696 (Output_data_got::add_global_pair_with_rela): New function.
3697 (Output_data_got::add_local): Added got_type parameter.
3698 (Output_data_got::add_local_with_rel): Likewise.
3699 (Output_data_got::add_local_with_rela): Likewise.
3700 (Output_data_got::add_local_pair_with_rel): New function.
3701 (Output_data_got::add_local_pair_with_rela): New function.
3702 (Output_data_got::add_global_tls): Removed.
3703 (Output_data_got::add_global_tls_with_rel): Removed.
3704 (Output_data_got::add_global_tls_with_rela): Removed.
3705 (Output_data_got::add_local_tls): Removed.
3706 (Output_data_got::add_local_tls_with_rel): Removed.
3707 (Output_data_got::add_local_tls_with_rela): Removed.
3708 * resolve.cc (Symbol::override_base_with_special): Removed
3709 reference to has_got_offset_ field.
3710 * symtab.cc (Symbol::init_fields): Replaced initialization
3711 of got_offset_ with got_offsets_. Removed initialization
3713 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3714 (Symbol::got_offset): Likewise.
3715 (Symbol::set_got_offset): Likewise.
3716 (Symbol::has_tls_got_offset): Removed.
3717 (Symbol::tls_got_offset): Removed.
3718 (Symbol::set_tls_got_offset): Removed.
3719 (Symbol::got_offset_): Removed.
3720 (Symbol::tls_mod_got_offset_): Removed.
3721 (Symbol::tls_pair_got_offset_): Removed.
3722 (Symbol::got_offsets_): New field.
3723 (Symbol::has_got_offset): Removed.
3724 (Symbol::has_tls_mod_got_offset): Removed.
3725 (Symbol::has_tls_pair_got_offset): Removed.
3726 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3727 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3729 (Target_x86_64::Scan::global): Likewise.
3730 (Target_x86_64::Relocate::relocate): Likewise.
3731 (Target_x86_64::Relocate::relocate_tls): Likewise.
3733 2008-03-25 Ben Elliston <bje@au.ibm.com>
3735 * yyscript.y: Fix spelling error in comment.
3737 2008-03-24 Ian Lance Taylor <iant@google.com>
3739 * options.h (class General_options): Define build_id option.
3740 * layout.h (class Layout): Declare write_build_id, create_note,
3741 create_build_id. Add build_id_note_ member.
3742 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3743 "libiberty.h", "md5.h", "sha1.h".
3744 (Layout::Layout): Initialize eh_frame_data_,
3745 eh_frame_hdr_section_, and build_id_note_.
3746 (Layout::finalize): Call create_build_id.
3747 (Layout::create_note): New function, broken out of
3748 Layout::create_gold_note.
3749 (Layout::create_gold_note): Call create_note.
3750 (Layout::create_build_id): New function.
3751 (Layout::write_build_id): New function.
3752 (Close_task_runner::run): Call write_build_id.
3754 * x86_64.cc: Correct license to GPLv3.
3756 2008-03-23 Ian Lance Taylor <iant@google.com>
3758 * options.cc: Include "demangle.h".
3759 (parse_optional_string): New function.
3760 (parse_long_option): Handle takes_optional_argument.
3761 (parse_short_option): Update dash_z initializer. Handle
3762 takes_optional_argument.
3763 (General_options::General_options): Initialize do_demangle_.
3764 (General_options::finalize): Set do_demangle_. Handle demangling
3766 * options.h (parse_optional_string): Declare.
3767 (struct One_option): Add optional_arg field. Update constructor.
3768 Update call constructor calls. Add takes_optional_argument
3770 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3771 (DEFINE_optional_string): Define.
3772 (General_options::demangle): Change from DEFINE_bool to
3773 DEFINE_optional_string.
3774 (General_options::no_demangle): New function.
3775 (General_options::do_demangle): New function.
3776 (General_options::set_do_demangle): New function.
3777 (General_options::execstack_status_): Move definition to end of
3779 (General_options::static_): Likewise.
3780 (General_options::do_demangle_): New field.
3781 * object.cc (big_endian>::get_symbol_location_info): Call
3782 Options::do_demangle, not Options::demangle.
3783 * symtab.cc (demangle): Likewise.
3785 2008-03-22 Ian Lance Taylor <iant@google.com>
3787 * gold.h: Include <cstddef> and <sys/types.h>
3788 * options.h: Include <cstring>.
3790 2008-03-21 Ian Lance Taylor <iant@google.com>
3792 * Added source code to GNU binutils.