1 2009-08-24 Cary Coutant <ccoutant@google.com>
3 (General_options::no_keep_memory): Remove incorrect short option.
5 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7 * Makefile.am (am__skiplex, am__skipyacc): New.
8 * Makefile.in: Regenerate.
10 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12 * Makefile.am (AM_CPPFLAGS): Renamed from ...
14 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
15 (AM_CPPFLAGS): Renamed from ...
17 * Makefile.in, testsuite/Makefile.in: Regenerate.
19 * Makefile.in: Regenerate.
20 * aclocal.m4: Likewise.
21 * config.in: Likewise.
22 * configure: Likewise.
23 * testsuite/Makefile.in: Likewise.
25 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
26 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
27 * Makefile.in: Regenerate.
28 * testsuite/Makefile.in: Regenerate.
30 2009-08-19 Cary Coutant <ccoutant@google.com>
32 * resolve.cc (Symbol_table::resolve): Don't complain about defined
33 symbols in shared libraries overridden by hidden or internal symbols
36 2009-08-19 Chris Demetriou <cgd@google.com>
38 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
39 checking source file names in error messages.
41 2009-08-18 Doug Kwan <dougkwan@google.com>
43 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
44 an elcpp::Ehdr as parameter. Adjust call to set_target.
45 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
46 an elfcpp::Ehdr as parameter.
47 * object.cc (Object::set_target): Remove the version that looks up
49 (Sized_relobj::setup): Take a Target object instead of
50 an elfcpp::Ehdr as parameter. Adjust call to set_target.
51 (make_elf_sized_object): Find target and ask target to
53 * object.h: (Object::set_target): Remove the version that looks up
55 (Sized_relobj::setup): Take a Target object instead of
56 an elfcpp:Ehdr as parameter.
57 * target.cc: Include dynobj.h.
58 (Target::do_make_elf_object_implementation): New.
59 (Target::do_make_elf_object): New.
60 * target.h (Target::make_elf_object): New template declaration.
61 (Target::do_make_elf_object): New method declarations.
62 (Target::do_make_elf_object_implementation): New template declaration.
64 2009-08-14 Ian Lance Taylor <iant@google.com>
66 * gold.h (FUNCTION_NAME): Define.
67 (gold_unreachable): Use FUNCTION_NAME.
69 2009-08-12 Sriraman Tallam <tmsriram@google.com>
71 * icf.cc (Icf::find_identical_sections): Issue a warning when a
72 symbol in the --keep-unique list is not found.
74 2009-08-12 Sriraman Tallam <tmsriram@google.com>
76 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
77 been maked as --keep-unique.
78 (Icf::unfold_section): New function.
79 * icf.h (Icf::unfold_section): New function.
80 * options.h (General_options::keep_unique): New option.
81 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
82 * testsuite/Makefile.in: Regenerate.
83 * testsuite/icf_keep_unique_test.sh: New file.
84 * testsuite/icf_keep_unique_test.cc: New file.
86 2009-08-12 Cary Coutant <ccoutant@google.com>
89 * resolve.cc (Symbol_table::resolve): Check for references from
90 dynamic objects to hidden and internal symbols.
91 * testsuite/Makefile.am (hidden_test.sh): New test.
92 * testsuite/Makefile.in: Regenerate.
93 * testsuite/hidden_test.sh: New script.
94 * testsuite/hidden_test_1.c: New test source.
95 * testsuite/hidden_test_main.c: New test source.
97 2009-08-11 Doug Kwan <dougkwan@google.com>
99 * arm.cc: Update comments.
100 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
101 segment to locate the .ARM.exidx section if present.
103 2009-08-09 Doug Kwan <dougkwan@google.com>
105 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
108 2009-08-07 Sriraman Tallam <tmsriram@google.com>
109 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
112 2009-08-06 Sriraman Tallam <tmsriram@google.com>
114 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
115 valid tls_segment only for non-debug-section relocations.
116 * testsuite/Makefile.am: Add gc_tls_test.
117 * testsuite/Makefile.in: Regenerate.
118 * testsuite/gc_tls_test.cc: New file.
119 * testsuite/gc_tls_test.sh: New file.
121 2009-08-05 Sriraman Tallam <tmsriram@google.com>
125 * Makefile.am (CCFILES): Add icf.cc.
127 * Makefile.in: Regenerate.
128 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
129 * gc.h (gc_process_relocs): Populate lists used by icf to contain
130 section, symbol and addend information for the relocs.
131 * gold.cc (queue_middle_tasks): Call identical code folding.
132 * gold.h: Add defines for multimap.
133 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
134 to the call of finalize_local_symbols.
135 * main.cc (main): Create object of class Icf.
136 * object.cc (Sized_relobj::do_layout): Allow this function to be
137 called twice during icf.
138 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
139 to sections marked as identical by icf.
140 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
142 (Sized_relobj::do_section_entsize): New function.
143 * object.h (Object::section_entsize): New function.
144 (Object::do_section_entsize): New pure virtual function.
145 (Relobj::finalize_local_symbols): Add new parameter.
146 (Relobj::do_section_entsize): New function.
147 * options.h (General_options::icf): New option.
148 (General_options::icf_iterations): New option.
149 (General_options::print_icf_sections): New option.
150 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
151 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
152 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
154 * symtab.cc (Symbol_table::is_section_folded): New function.
155 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
156 to sections marked as identical by icf.
157 * symtab.h (Symbol_table::set_icf): New function.
158 (Symbol_table::icf): New function.
159 (Symbol_table::is_section_folded): New function.
160 (Symbol_table::icf_): New data member.
161 * target-reloc.h (relocate_section): Ignore sections folded by icf.
162 * testsuite/Makefile.am: Add commands to build icf_test.
163 * testsuite/Makefile.in: Regenerate.
164 * testsuite/icf_test.sh: New file.
165 * testsuite/icf_test.cc: New file.
167 2009-07-24 Chris Demetriou <cgd@google.com>
169 * layout.cc (is_compressible_debug_section): Fix incorrect
170 comment about compressed section names.
172 2009-07-20 Ian Lance Taylor <ian@airs.com>
175 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
177 2009-07-16 Ian Lance Taylor <iant@google.com>
180 * layout.h: #include <map>.
181 (class Kept_section): Change from struct to class. Add accessors
182 and setters. Add section size to Comdat_group mapping. Change
183 Comdat_group to std::map. Add is_comdat_ field. Add
184 linkonce_size field in union.
185 (class Layout): Update declaration of find_or_add_kept_section.
186 Don't declare find_kept_object.
187 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
188 parameter. Add object, shndx, is_comdat, and is_group_name
189 parameters. Change all callers. Adjust for new Kept_section.
190 (Layout::find_kept_object): Remove.
191 * object.cc (Sized_relobj::include_section_group): Update use of
192 Kept_section. Rename secnum to shndx. Only record
193 Kept_comdat_section if sections are the same size.
194 (Sized_relobj::include_linkonce_section): Update use of
195 Kept_section. Only record Kept_comdat_section if sections are the
196 same size. Set size of linkonce section.
197 (Sized_relobj::map_to_kept_section): Update call to
198 get_kept_comdat_section.
199 * object.h (class Sized_relobj): Rename fields in
200 Kept_comdat_section to drop trailing underscores; change object
201 field to Relobj*. Change Kept_comdat_section_table to store
202 struct rather than pointer.
203 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
204 Add kept_object and kept_shndx parameters. Change all callers.
205 (Sized_relobj::get_kept_comdat_section): Change return type to
206 bool. Add kept_object and kept_shndx parameters. Change all
208 * plugin.cc (Pluginobj::include_comdat_group): Update call to
209 Layout::find_or_add_kept_section.
211 2009-07-09 Ian Lance Taylor <iant@google.com>
213 * merge.cc (Object_merge_map::initialize_input_to_output_map):
214 Reserve space in the hash table.
216 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
218 * fileread.cc (File_read::get_mtime): New method.
219 * fileread.h (Timespec): New structure.
220 (File_read::get_mtime): New method.
221 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
222 Renamed from timestamp_nsec.
223 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
225 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
227 (Incremental_inputs::report_archive): Save mtime; style fix.
228 (Incremental_inputs::report_obejct): Save mtime; style fix.
229 (Incremental_inputs::report_script): Save mtime; style fix.
230 (Incremental_inputs::finalize_inputs): Style fix.
231 (Incremental_inputs::finalize): Style fix.
232 (Incremental_inputs::create_input_section_data): Store inputs
234 * incremental.h (Incremental_inputs::report_script): Add mtime
236 (Incremental_inputs::Input_info::Input_info): Intialize only one
238 (Incremental_inputs::Input_info::archive): Move to nameless
240 (Incremental_inputs::Input_info::obejct): Move to nameless union.
241 (Incremental_inputs::Input_info::script): Move to nameless union.
242 (Incremental_inputs::mtime): New field.
243 * script.cc (read_input_script): Pass file mtime to
245 * script.h (Script_info::inputs): Style fix.
247 2009-07-01 Ian Lance Taylor <ian@airs.com>
249 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
252 2009-06-24 Ian Lance Taylor <iant@google.com>
255 * layout.cc (Layout::choose_output_section): If we find an
256 existing section, update the flags.
257 (Layout::create_notes): New function, broken out of
259 (Layout::finalize): Don't create note sections.
260 (Layout::create_note): Don't crash if linker script discards
262 (Layout::create_gold_note): Likewise.
263 (Layout::create_build_id): Likewise. Don't set
264 after_input_sections on the section.
265 (Layout::create_executable_stack_info): Remove target parameter.
267 * layout.h (class Layout): Declare create_notes. Update
268 declaration of create_executable_stack_info.
269 * gold.cc (queue_middle_tasks): Call create_notes.
270 * output.cc (Output_section::update_flags_for_input_section): Move
271 here from output.h. If SHF_ALLOC flag is newly set, mark address
273 * output.h (Output_data::mark_address_invalid): New function.
274 (class Output_section): Only declare, not define,
275 update_flags_for_input_section. Remove set_flags.
277 2009-06-24 Ian Lance Taylor <iant@google.com>
279 * script-sections.cc (Output_section_definition::
280 set_section_addresses): Rename shadowing local load_address to
283 2009-06-24 Ian Lance Taylor <iant@google.com>
286 * reloc.cc (relocate_sections): Skip empty relocation sections.
288 2009-06-23 Ian Lance Taylor <iant@google.com>
291 * layout.cc (Layout::create_note): Use choose_output_section
292 rather than make_output_section.
294 2009-06-23 Ian Lance Taylor <iant@google.com>
297 * options.cc (General_options::parse_V): Set printed_version_.
298 (General_options::General_options): Initialize printed_version_.
299 * options.h (class General_options): Add printed_version_ field.
300 * gold.cc (queue_initial_tasks): If there are no input files,
301 don't give a fatal error if we printed the version information.
302 (queue_middle_tasks): If using -r with a shared object, give a
303 fatal error rather than an ordinary error.
305 2009-06-23 Ian Lance Taylor <iant@google.com>
308 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
309 (Layout::make_output_section): Set have_stabstr_section_ if we see
311 (Layout::finalize): Call link_stabs_sections.
312 (Layout::link_stabs_sections): New file.
313 * layout.h (class Layout): Add have_stabstr_section_ field.
314 Declare link_stabs_sections.
316 2009-06-23 Doug Kwan <dougkwan@google.com>
318 * Makefile.am (libgold_a_LIBADD): New.
319 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
320 * Makefile.in: Regenerate.
321 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
322 * configure: Regenerate.
323 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
324 * fileread.cc: Include sys/state.h
325 * gold.h: Declare memmem and strndup if found missing.
326 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
328 2009-06-23 Ian Lance Taylor <iant@google.com>
330 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
331 * configure: Rebuild.
333 2009-06-23 Ian Lance Taylor <iant@google.com>
336 * object.cc (Object::section_contents): Don't try to get a view if
337 the section has length zero.
338 (Object::handle_gnu_warning_section): If the section is empty, use
339 the name of the section as the warning.
341 2009-06-23 Ian Lance Taylor <iant@google.com>
344 * stringpool.h (class Stringpool_template): Add optimize_ field.
345 (Stringpool_template::set_optimize): New function.
346 * stringpool.cc (Stringpool_template::Stringpool_template):
347 Initialize optimize_ field.
348 (Stringpool_template::set_string_offsets): Test local optimize
349 fild rather than parameter.
350 * layout.cc (Layout::Layout): Call set_optimize on the section
353 2009-06-22 Ian Lance Taylor <iant@google.com>
356 * yyscript.y: Parse TARGET.
357 * script.cc (script_set_target): New function.
358 * script-c.h (script_set_target): Declare.
359 * options.cc (General_options::string_to_object_format): Rename
360 from string_to_object_format in anonymous namespace. Change
362 * options.h (class General_options): Declare
363 string_to_object_format.
365 2009-06-22 Ian Lance Taylor <iant@google.com>
367 * script-sections.cc (Script_sections::create_segments): Don't put
368 program headers in a PT_LOAD segment if -n or -N.
370 2009-06-22 Ian Lance Taylor <iant@google.com>
373 * options.h (class General_options): Add -z lazy and -z now. Sort
374 -z options into alphabetical order.
375 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
377 2009-06-21 Ian Lance Taylor <iant@google.com>
379 * layout.cc (Layout::make_output_section): Call
380 Target::new_output_section.
381 (Layout::attach_allocated_section_to_segment): Put large section
382 sections in a separate load segment with the large segment flag
384 (Layout::segment_precedes): Sort large data segments after other
386 (align_file_offset): New static function.
387 (Layout::set_segment_offsets): Use align_file_offset.
388 * output.h (class Output_section): Add is_small_section_ and
389 is_large_section_ fields.
390 (Output_section::is_small_section): New function.
391 (Output_section::set_is_small_section): New function.
392 (Output_section::is_large_section): New function.
393 (Output_section::set_is_large_section): New function.
394 (Output_section::is_large_data_section): New function.
395 (class Output_segment): Add is_large_data_segment_ field.
396 (Output_segment::is_large_data_segment): New function.
397 (Output_segment::set_is_large_data_segment): New function.
398 * output.cc (Output_section::Output_section): Initialize new
400 (Output_segment::Output_segment): Likewise.
401 (Output_segment::add_output_section): Add assertion that large
402 data sections always go in large data segments. Force small data
403 sections to the end of the list of data sections. Force small BSS
404 sections to the start of the list of BSS sections. For large BSS
405 sections to the end of the list of BSS sections.
406 * symtab.h (class Symbol): Declare is_common_shndx.
407 (Symbol::is_defined): Check Symbol::is_common_shndx.
408 (Symbol::is_common): Likewise.
409 (class Symbol_table): Define enum Commons_section_type. Update
410 declarations. Add small_commons_ and large_commons_ fields.
411 * symtab.cc (Symbol::is_common_shndx): New function.
412 (Symbol_table::Symbol_table): Initialize new fields.
413 (Symbol_table::add_from_object): Put small and large common
414 symbols in the right list.
415 (Symbol_table::sized_finalized_symbol): Check
416 Symbol::is_common_shndx.
417 (Symbol_table::sized_write_globals): Likewise.
418 * common.cc (Symbol_table::do_allocate_commons): Allocate new
419 common symbol lists. Don't call do_allocate_commons_list if the
421 (Symbol_table::do_allocate_commons_list): Remove is_tls
422 parameter. Add comons_section_type parameter. Change all
423 callers. Handle small and large common symbols.
424 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
425 Symbol::is_common_shndx.
426 * resolve.cc (symbol_to_bits): Likewise.
427 * target.h (Target::small_common_shndx): New function.
428 (Target::small_common_section_flags): New function.
429 (Target::large_common_shndx): New function.
430 (Target::large_common_section_flags): New function.
431 (Target::new_output_section): New function.
432 (Target::Target_info): Add small_common_shndx, large_common_shndx,
433 small_common_section_flags, and large_common_section_flags
435 (Target::do_new_output_section): New virtual function.
436 * arm.cc (Target_arm::arm_info): Initialize new fields.
437 * i386.cc (Target_i386::i386_info): Likewise.
438 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
440 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
441 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
442 (Target_x86_64::do_new_output_section): New function.
443 * configure.ac: Define conditional MCMODEL_MEDIUM.
444 * testsuite/Makefile.am (check_PROGRAMS): Add large.
445 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
446 (large_LDFLAGS): Define.
447 * testsuite/large.c: New file.
448 * testsuite/testfile.cc (Target_test::test_target_info):
449 Initialize new fields.
450 * configure, testsuite/Makefile.in: Rebuild.
452 2009-06-05 Doug Kwan <dougkwan@google.com>
454 * Makefile.am (CCFILES): Add target.cc.
455 * Makefile.in: Regenerate.
456 * i386.cc (class Target_i386): Define new virtual method to
457 override do_is_local_label_name in parent.
458 * object.cc (Sized_relobj::do_count_local_symbols): Discard
459 local symbols if --discard-locals or -X is given.
460 * options.h (class General_options): Declare new options
461 '--discard-locals' and '-X' for discarding locals.
462 * target.h (class Target): Define new methods is_local_label_name.
463 Declare new virtual method do_is_local_label_name.
464 * target.cc: New file.
465 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
466 (check_SCRIPTS): Add discard_locals_test.sh.
467 (check_DATA): Add discard_local_tests.syms.
468 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
469 (discard_local_tests.syms, discard_locals_test.o): New make rules.
470 * testsuite/Makefile.in: Regenerate.
471 * testsuite/discard_locals_test.c: New file.
472 * testsuite/discard_locals_test.sh: Same.
474 2009-06-05 Doug Kwan <dougkwan@google.com>
476 * object.cc (Sized_relobj::Sized_relobj): Initialize
477 discarded_eh_frame_shndx_ to -1U.
478 (Sized_relobj::do_layout): Record index of a discard .eh_frame
480 (Sized_relobj::do_count_local_symbols): Skip local symbols in
481 a discarded .eh_frame section.
482 (Sized_relobj::do_finalize_local_symbols): Ditto.
483 * object.h (class Sized_relobj): Declare new member
484 discarded_eh_frame_shndx_.
485 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
486 (local_labels_test.o, local_labels_test): New rules.
487 * testsuite/Makefile.in: Regenerate.
489 2009-06-04 Doug Kwan <dougkwan@google.com>
491 * layout.cc (Layout::section_name_mapping): Add mapping for
492 special ARM sections.
494 2009-06-03 Doug Kwan <dougkwan@google.com>
496 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
497 (utils::has_overflow): Same.
499 2009-06-03 Ian Lance Taylor <iant@google.com>
501 * layout.cc (Layout::section_name_mapping): New array, replacing
502 Layout::linkonce_mapping.
503 (Layout::section_name_mapping_count): New variable, replacing
504 Layout::linkonce_mapping_count.
505 (Layout::linkonce_output_name): Remove.
506 (Layout::output_section_name): Rewrite.
507 * layout.h (class Layout): Rename Linkonce_mapping to
508 Section_name_mapping, linkonce_mapping to section_name_mapping,
509 linkonce_mapping_count to section_name_mapping_count. Don't
510 declare linkonce_output_name.
512 2009-06-03 Doug Kwan <dougkwan@google.com>
514 * gold/arm.cc (namespace utils): New.
515 (Target_arm::reloc_is_non_pic): Define new method.
516 (class Arm_relocate_functions): New.
517 (Target_arm::Relocate::relocate): Handle relocation types used by
520 2009-06-03 Ian Lance Taylor <iant@google.com>
522 * arm.cc (Target_arm::scan::global): Use || instead of |.
524 2009-06-02 Doug Kwan <dougkwan@google.com>
526 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
527 issued_non_pic_error_.
528 (class Target_arm::Scan): Declare new method check_non_pic.
529 Define new method symbol_needs_plt_entry.
530 Declare new data member issued_non_pic_error_.
531 (class Target_arm::Relocate): Declare new method
532 should_apply_static_reloc.
533 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
534 (Target_arm::Scan::check_non_pic): Define new method.
535 (Target_arm::Scan::local): Handle a small subset of reloc types used
537 (Target_arm::Scan::local): Same.
538 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
540 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
542 * incremental.cc (Incremental_inputs::report_command_line): Filter
543 out --incremental-* options.
545 2009-05-29 Doug Kwan <dougkwan@google.com>
547 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
549 (class Target_arm): Update comment.
550 (Target_arm::Target_arm): Initialize new data members GOT_,
551 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
552 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
553 and Target_arm::rel_dyn_section.
554 Declare new_enum Target_arm::Got_type.
555 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
557 Update commments for member do_dynsym_value.
558 (Target_arm::got_size, Target_arm::plt_section,
559 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
560 new methods inside class defintion.
561 (Target_arm::got_section): Define new method.
562 (Target_arm::rel_dyn_section): Same.
563 (Output_data_plt_arm): New template class.
564 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
565 (Output_data_plt_arm:do_adjust_output_section): Define new method.
566 (Output_data_plt_arm::add_entry): Same.
567 (Output_data_plt_arm::first_plt_entry): Define new
568 static data member for PLT instruction template.
569 (Output_data_plt_arm::plt_entry): Same.
570 (Output_data_plt_arm::do_write): Define new method.
571 (Target_arm::make_plt_entry): Same.
572 (Target_arm::do_finalize_sections): Same.
573 (Target_arm::do_dynsym_value): Same.
575 2009-05-28 Doug Kwan <dougkwan@google.com>
577 * Makefile.am (TARGETSOURCES): Add arm.cc.
578 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
579 * Makefile.in: Regenerate.
581 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
583 2009-05-26 Doug Kwan <dougkwan@google.com>
585 * options.cc (General_options::parse_exclude_libs). Fix a comment.
586 (General_options::check_excluded_libs): Strip off directories in
587 archive name before matching like GNU ld does.
588 * testsuite/Makefile.am (MOSTLYCLEANFILES,
589 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
590 (exclude_libs_test_LDFLAGS): Add linker option
591 -Wl,--exclude-libs,libexclude_libs_test_3
592 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
593 an explicit archive without using -l.
594 (alt/libexclude_libs_test_3.a): New make rule.
595 * testsuite/Makefile.in: Regenerate.
596 * testsuite/exclude_libs_test.c : Declare lib3_default().
598 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
599 * exclude_libs_test_3.c: New file.
601 2009-05-26 Nick Clifton <nickc@redhat.com>
603 * po/id.po: New Indonesian translation.
604 * po/gold.pot: Updated template file.
606 2009-05-22 Sriraman Tallam <tmsriram@google.com>
608 * testsuite/Makefile.am: Add -ffunction-sections to compile
609 gc_comdat_test files. Add -Wl,--gc-sections to build
611 * testsuite/Makefile.in: Regenerate.
612 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
614 2009-05-21 Sriraman Tallam <tmsriram@google.com>
616 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
617 kept comdat section was garbage collected.
618 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
619 * testsuite/Makefile.in: Regenerate.
620 * testsuite/gc_comdat_test.sh: New file.
621 * testsuite/gc_comdat_test_1.cc: New file.
622 * testsuite/gc_comdat_test_2.cc: New file.
624 2009-05-19 Doug Kwan <dougkwan@google.com>
626 * archive.cc (Archive::Archive): Move constructor from archive.h
627 to here. Initialize no_export_.
628 (Archive::get_elf_object_for_member): Set no_export flag of object.
629 * archive.h (Archive::Archive): Move constructor body to
631 (Archive::no_export): New method.
632 (Archive::no_export_): New field.
633 * object.h (Object::Object): Initialize no_export_ to false.
634 (Object::no_export, Object::set_no_export): New methods.
635 (Object::no_export_): New field.
636 * options.cc (General_options::parse_exclude_libs): New method.
637 (General_options::check_excluded_libs) Same.
638 * options.h (exclude_libs): New option.
639 (General_options::check_excluded_libs): New method declaration.
640 (General_options::excluded_libs_): New field.
641 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
642 default or protected visibility if an object has no-export flag set.
643 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
644 (check_SCRIPTS): Add exclude_libs_test.sh.
645 (check_DATA): Add exclude_libs_test.syms.
646 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
647 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
648 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
649 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
650 (exclude_libs_test.syms, libexclude_libs_test_1.a,
651 libexclude_libs_test_2.a): New rules.
652 * testsuite/Makefile.in: Regenerate.
653 * testsuite/exclude_libs_test.c: New file.
654 * testsuite/exclude_libs_test.sh: Ditto.
655 * testsuite/exclude_libs_test_1.c: Ditto.
656 * testsuite/exclude_libs_test_2.c: Ditto.
658 2009-05-15 Ian Lance Taylor <iant@google.com>
660 * configure.ac: Check for declarations for cases where libiberty.h
661 checks HAVE_DECL_xxx.
662 * configure, config.in: Rebuild.
664 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
666 * gold.h (Incremental_argument_list): Remove (invalid) forward
668 * incremental.cc (Incremental_inputs::report_achive): New method.
669 (Incremental_inputs::report_object): New method.
670 (Incremental_inputs::report_script): New method.
671 (Incremental_inputs::finalize_inputs): New method.
672 (Incremental_inputs::finalize): Call finalize_inputs().
673 (Incremental_inputs::sized_create_incremental_inputs_section_data):
674 Create inputs entries.
675 * incremental.h (Incremental_input_type): New enum.
676 (Incremental_inputs::Incremental_input): Initialize new fields.
677 (Incremental_inputs::report_inputs): New method.
678 (Incremental_inputs::report_achive): New method.
679 (Incremental_inputs::report_object): New method.
680 (Incremental_inputs::report_script): New method.
681 (Incremental_inputs::finalize_inputs): New method.
682 (Incremental_inputs::Input_info): New struct.
683 (Incremental_inputs::Input_info_map): New typedef.
684 (Incremental_inputs::lock_): New field.
685 (Incremental_inputs::Inputs_): New field.
686 (Incremental_inputs::Inputs_map): New field.
687 * main.cc (main): Call Incremental_input::report_inputs.
688 * options.h (Input_argument_list): Typedef moved from
690 (Input_file_group::Files): Remove, use ::Input_argument_list.
691 (Input_file_group::Input_argument_list): Remove, use
692 ::Input_argument_list.
693 * plugin.cc (Plugin_manager::add_input_file): Add error in
695 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
697 * script.cc (read_input_script): Call
698 Incremental_input::report_script.
699 * script.h (Script_info): New class.
701 2009-04-27 Ian Lance Taylor <iant@google.com>
703 * x86_64.cc (do_adjust_output_section): Set entsize to
706 2009-04-23 Elliott Hughes <enh@google.com>
708 * output.cc (Output_file::close): After short writes, continue
709 writing from the correct offset in the buffer being written.
711 2009-04-23 Chris Demetriou <cgd@google.com>
713 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
714 * configure: Regenerate.
715 * config.in: Regenerate.
716 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
717 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
719 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
721 * incremental.cc (Incremental_inputs_header_data): Renamed from
722 Incremental_input_header_data.
723 (Incremental_inputs_header_data::data_size): New field.
724 (Incremental_inputs_header_data::put_input_file_count): Renamed
725 from input_file_count.
726 (Incremental_inputs_header_data::put_command_line_offset): Renamed
727 from command_line_offset.
728 (Incremental_inputs_header_data::put_reserved): Renamed from
730 (Incremental_inputs_entry_data): Renamed from
731 Incremental_input_entry_data.
732 (Incremental_inputs_entry_data::data_size): New field.
733 (Incremental_inputs::report_command_line): New method.
734 (Incremental_inputs::finalize): New method.
735 (Incremental_inputs::create_incremental_inputs_data): New method.
736 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
737 * incremental.h: New file.
738 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
739 (Layout::finalize): Create incremental inputs section in
741 (Layout::create_incremental_info_sections): New method.
742 * layout.h (Layout::incremental_inputs): New method.
743 (Layout::create_incremental_info_sections): New method.
744 (Layout::incremental_inputs_): New field.
745 * main.cc (main): Notify Incremental_input of the command line.
747 2009-04-01 Ian Lance Taylor <iant@google.com>
748 Mikolaj Zalewski <mikolajz@google.com>
750 * gold.h (reserve_unordered_map): Define, three versions, one for
751 each version of Unordered_map.
752 * layout.cc (Layout::Layout): Remove options parameter. Add
753 number_of_input_files parameter. Don't initialize options_.
754 Initialize number_of_input_files_ and resized_signatures_. Move
755 sections_are_attached_.
756 (Layout::layout_group): Reserve space for group_signatures_.
757 (Layout::find_or_add_kept_section): Change name parameter to be a
758 reference. Resize signatures_ map when it gets large enough.
759 (Layout::layout_eh_frame): Use parameters->options() instead of
761 (Layout::make_output_section): Likewise.
762 (Layout::attach_allocated_section_to_segment): Likewise.
763 (Layout::finalize, Layout::create_executable_stack): Likewise.
764 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
765 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
766 * layout.h (class Layout): Update declarations. Remove options_
767 field. Add number_of_input_files_ and resized_signatures_
768 fields. Move sections_are_attached_ field.
769 * main.cc (main): Pass number of input files to Layout
770 constructor. Don't pass options.
772 2009-03-30 Ian Lance Taylor <iant@google.com>
774 * ffsll.c (ffsll): Correct implementation.
776 2009-03-27 Ian Lance Taylor <iant@google.com>
779 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
780 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
781 * ftruncate.c (ftruncate): Declare before definition.
782 * mremap.c (mremap): Likewise.
783 * pread.c (pread): Likewise.
784 * configure, Makefile.in, config.in: Rebuild.
786 * mremap.c: New file.
787 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
788 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
789 (mremap): Declare if HAVE_MREMAP is not defined.
790 * configure, Makefile.in, config.in: Rebuild.
792 2009-03-27 Cary Coutant <ccoutant@google.com>
794 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
795 position independent.
796 * sparc.cc (Target_sparc::check_non_pic): Likewise.
797 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
799 2009-03-24 Cary Coutant <ccoutant@google.com>
801 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
803 (needs_dynamic_reloc): Likewise.
805 2009-03-24 Ian Lance Taylor <iant@google.com>
807 * yyscript.y (file_cmd): Recognize EXTERN.
808 (extern_name_list, extern_name_list_body): New nonterminals.
809 * script.cc (script_add_extern): Define.
810 * script-c.h (script_add_extern): Declare.
812 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
814 * object.cc (is_elf_object): Define.
815 * object.h (is_elf_object): Declare.
816 * archive.cc (Archive::get_elf_object_for_member): Call
818 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
820 2009-03-24 Elliott Hughes <enh@google.com>
822 * output.cc (Output_file::map_anonymous): Define.
823 (Output_file::map): Use map_anonymous. If the regular mmap fails,
824 try an anonymous one. Report the size if the mmap fails.
825 * output.h (class Output_file): Declare map_anonymous.
827 2009-03-24 Ian Lance Taylor <iant@google.com>
829 * target-select.cc (instantiate_target): Don't acquire the lock if
830 the instantiated_target_ field has already been set.
832 2009-03-23 Ian Lance Taylor <iant@google.com>
834 * gold-threads.h (class Initialize_lock): Define.
835 * gold-threads.cc (class Initialize_lock_once): Define.
836 (initialize_lock_control): New static variable.
837 (initialize_lock_pointer): New static variable.
838 (initialize_lock_once): New static function.
839 (Initialize_lock::Initialize_lock): Define.
840 (Initialize_lock::initialize): Define.
841 * target-select.h: Include "gold-threads.h".
842 (class Target_selector): Add lock_ and initialize_lock_ fields.
843 Don't define instantiate_target, just declare it.
844 * target-select.cc (Target_selector::Target_selector): Initialize
846 (Target_selector::instantiate_target): Define.
847 * descriptors.h: Include "gold-threads.h".
848 (class Descriptors): Add initialize_lock_ field.
849 * descriptors.cc (Descriptors::Descriptors): Initialize new
851 (Descriptors::open): Use initialize_lock_ field
852 * errors.h (class Errors): Add initialize_lock_ field.
853 * errors.cc (Errors::Errors): Initialize new field.
854 (Errors::initialize_lock): Use initialize_lock_ field.
855 * powerpc.cc (class Target_selector_powerpc): Remove
856 instantiated_target_ field. In do_recognize call
857 instantiate_target rather than do_instantiate_target. In
858 do_instantiate_target just allocate a new target.
859 * sparc.cc (class Target_selector_sparc): Likewise.
861 * freebsd.h: New file.
862 * i386.cc: Include "freebsd.h".
863 (Target_i386): Derive from Target_freebsd rather than
865 (Target_selector_i386): Derive from Target_selector_freebsd rather
866 than Target_selector.
867 * x86_64.cc: Include "freebsd.h".
868 (Target_x86_64): Derive from Target_freebsd rather than
870 (Target_selector_x86_64): Derive from Target_selector_freebsd
871 rather than Target_selector.
872 * target.h (class Target): Add adjust_elf_header and
873 do_adjust_elf_header.
874 * output.cc (Output_file_header:: do_sized_write): Call target
875 adjust_elf_header routine.
876 * configure.tgt: Set targ_osabi.
877 * configure.ac: Define GOLD_DEFAULT_OSABI.
878 * parameters.cc (Parameters::default_target): Pass
879 GOLD_DEFAULT_OSABI to select_target.
880 * target-select.h (class Target_selector): Make instantiate_target
881 protected rather than private.
882 * Makefile.am (HFILES): Add freebsd.h.
883 * configure, Makefile.in, config.in: Rebuild.
885 * merge.cc (do_add_input_section): Correct pend value. Change
886 message about last entry not being null terminated from error to
889 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
891 * incremental.cc: New file.
892 * Makefile.am (CCFILES): Add incremental.cc.
893 * Makefile.in: Rebuild.
895 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
897 * layout.cc (Layout::output_section_name): Preserve names
898 of '.note.' sections.
900 2009-03-19 Ian Lance Taylor <iant@google.com>
902 * descriptors.cc (Descriptors::open): Check that the options are
903 valid before using them.
905 2009-03-18 Ian Lance Taylor <iant@google.com>
907 * script-sections.h: Include <list>.
908 (class Script_sections): Change Sections_elements from std::vector
909 to std::list. Typedef public Elements_iterator. Add
910 orphan_section_placement_, data_segment_align_start_, and
911 saw_data_segment_align_ fields. Remove data_segment_align_index_
913 * script-sections.cc (class Orphan_section_placement): New class.
914 (class Sections_element): Add virtual functions is_relro and
915 orphan_section_init. Remove virtual function place_orphan_here.
916 (class Output_section_definition): Add is_relro and
917 orphan_section_init. Remove place_orphan_here.
918 (class Orphan_output_section): Likewise.
919 (Script_sections::Script_sections): Update for field changes.
920 (Script_sections::data_segment_align): Set saw_data_segment_align_
921 and data_segment_align_start_, not data_segment_align_index.
922 (Script_sections::data_segment_relro_end): Check
923 saw_data_segment_align_. Use data_segment_align_start_ rather
924 than data_segment_align_index_.
925 (Script_sections::place_orphan): Rewrite to use
926 Orphan_section_placement.
928 2009-03-17 Ian Lance Taylor <iant@google.com>
930 * archive.cc (Archive::add_symbols): Check for a version attached
931 to the symbol name in the archive map.
932 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
933 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
934 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
935 (ver_test_11.a): New target.
936 * testsuite/Makefile.in: Rebuild.
938 * configure.ac: Check for chsize and posix_fallocate. Replace
940 * ftruncate.c: New file, from gnulib.
941 * output.cc (posix_fallocate): Define dummy version if not
942 HAVE_POSIX_FALLOCATE.
943 (Output_file::map): Call posix_fallocate rather than lseek and
945 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
946 * configure, Makefile.in, config.in: Rebuild.
948 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
950 * layout.h (Layout::create_note): Add section_name parameter.
951 * layout.cc (Layout::create_note): Likewise.
952 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
954 2009-03-17 Ian Lance Taylor <iant@google.com>
956 * descriptors.cc: Include "options.h".
957 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
958 (Descriptors::open): Always use O_CLOEXEC when opening a new
959 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
962 * sparc.cc (class Target_sparc): Add has_got_section.
963 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
964 make sure we have a GOT section.
966 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
967 (Target_sparc::Scan::local): Likewise.
968 (Target_sparc::Scan::global): Likewise.
969 (Target_sparc::Relocate::relocate): Likewise.
970 (Target_sparc::Relocate::relocate_tls): Likewise.
972 * symtab.cc (Symbol_table::define_default_version): New function,
973 broken out of add_from_object.
974 (Symbol_table::add_from_object): Call define_default_version.
975 (Symbol_table::define_special_symbol): Add resolve_oldsym
976 parameter. Change all callers. If the version for a symbol comes
977 from a version script, resolve it with the symbol with the same
978 name with no version. Also add the symbol without a version if
980 (do_define_in_output_data): If resolving with oldsym, don't delete
982 (do_define_in_output_segment): Likewise.
983 (do_define_as_constant): Likewise.
984 * symtab.h (class Symbol_table): Update declarations.
986 2009-03-13 Ian Lance Taylor <iant@google.com>
988 * readsyms.cc (Read_symbols::incompatible_warning): New function.
989 (Read_symbols::requeue): New function.
990 (Read_symbols::do_read_symbols): If make_elf_object fails because
991 the target type is not configured, and the file was searched for,
992 issue a warning and retry with the next directory.
993 (Add_symbols::run): If the file has an incompatible format, and
994 it was searched for, requeue the Read_symbols task. On error,
996 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
997 dirindex parameter to constructor. Change all callers. Declare
998 incompatible_warning and requeue.
999 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1000 input_argument_ and input_group_ fields. Add them to
1001 constructor. Change all callers.
1002 (class Read_script): Add dirindex_ field. Add it to constructor.
1004 * archive.cc (Archive::setup): Remove input_objects parameter.
1006 (Archive::get_file_and_offset): Likewise.
1007 (Archive::read_all_symbols): Likewise.
1008 (Archive::read_symbols): Likewise.
1009 (Archive::get_elf_object_for_member): Remove input_objects
1010 parameter. Add punconfigured parameter. Change all callers.
1011 (Archive::add_symbols): Change return type to bool. Check return
1012 value of include_member.
1013 (Archive::include_all_members): Likewise.
1014 (Archive::include_member): Change return type to bool. Return
1015 false if first included object has incompatible target. Set
1016 included_member_ field.
1017 (Add_archive_symbols::run): If add_symbols returns false, requeue
1019 * archive.h (class Archive): Add included_member_ field.
1020 Initialize it in constructor. Add input_file and searched_for
1021 methods. Update declarations.
1022 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1023 input_argument_ fields. Add them to constructor. Change all
1025 * script.cc: Include "target-select.h".
1026 (class Parser_closure): Add skip_on_incompatible_target_ and
1027 found_incompatible_target_ fields. Add
1028 skip_on_incompatible_target parameter to constructor. Change all
1029 callers. Add methods skip_on_incompatible_target,
1030 clear_skip_on_incompatible_target, found_incompatible_target, and
1031 set_found_incompatible_target.
1032 (read_input_script): Add dirindex parameter. Change all callers.
1033 If parser finds an incompatible target, requeue Read_symbols
1035 (script_set_symbol): Clear skip_on_incompatible_target in
1037 (script_add_assertion, script_parse_option): Likewise.
1038 (script_start_sections, script_add_phdr): Likewise.
1039 (script_check_output_format): New function.
1040 * script.h (read_input_script): Update declaration.
1041 * script-c.h (script_check_output_format): Declare.
1042 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1043 (ignore_cmd): Remove OUTPUT_FORMAT.
1044 * fileread.cc (Input_file::Input_file): Add explicit this.
1045 (Input_file::will_search_for): New function.
1046 (Input_file::open): Add pindex parameter. Change all callers.
1047 * fileread.h (class Input_file): Add input_file_argument method.
1048 Declare will_search_for. Update declarations.
1049 * object.cc (make_elf_object): Add punconfigured parameter.
1051 * object.h (class Object): Make input_file public. Add
1052 searched_for method.
1053 (make_elf_object): Update declaration.
1054 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1056 * dirsearch.h (class Dirsearch): Update declaration.
1057 * options.h (class General_options): Add --warn-search-mismatch.
1058 * parameters.cc (Parameters::is_compatible_target): New function.
1059 * parameters.h (class Parameters): Declare is_compatible_target.
1060 * workqueue.cc (Workqueue::add_blocker): New function.
1061 * workqueue.h (class Workqueue): Declare add_blocker.
1063 * fileread.cc (Input_file::open): Remove options parameter.
1065 (Input_file::open_binary): Likewise.
1066 * script.cc (read_input_script): Likewise.
1067 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1068 options parameter from constructor. Change all callers.
1069 (class Read_script): Likewise.
1070 * fileread.h (class Input_file): Update declarations.
1071 * script.h (read_input_script): Update declaration.
1073 2009-03-10 Nick Clifton <nickc@redhat.com>
1075 * po/es.po: New Spanish translation.
1077 2009-03-06 Cary Coutant <ccoutant@google.com>
1079 * options.cc (parse_short_option): Keep dash_z from registering itself.
1081 2009-03-03 Ian Lance Taylor <iant@google.com>
1084 * target-reloc.h (relocate_section): Pass output_section to
1086 * i386.cc (Target_i386::should_apply_static_reloc): Add
1087 output_section parameter. Change all callers.
1088 (Target_i386::Relocate::relocate): Add output_section parameter.
1089 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1090 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1091 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1092 * testsuite/two_file_shared.sh: New script.
1093 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1094 (check_DATA): Add two_file_shared.dbg.
1095 (two_file_shared.dbg): New target.
1096 * testsuite/Makefile.in: Rebuild.
1098 2009-03-01 Ian Lance Taylor <iant@google.com>
1100 * configure.ac: Check for byteswap.h.
1101 * configure: Rebuild.
1102 * config.in: Rebuild.
1104 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1106 * layout.cc (Layout::find_or_add_kept_section): New function.
1107 (Layout::add_comdat): Removed.
1108 * layout.h (struct Kept_section): Move out of class Layout.
1109 Remove trailing underscores from field names. Add group_sections
1110 field. Rename group_ field to is_group. Change all uses.
1111 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1112 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1113 comdat_groups_ field.
1114 (Sized_relobj::include_section_group): Use
1115 find_or_add_kept_section and Kept_section::group_sections.
1116 (Sized_relobj::include_linkonce_section): Likewise.
1117 * object.cc (class Sized_relobj): Don't define Comdat_group or
1118 Comdat_group_table. Remove find_comdat_group and
1119 add_comdat_group. Remove comdat_groups_ field.
1120 * plugin.cc (include_comdat_group): Use
1121 Layout::find_or_add_kept_section.
1123 2009-02-28 Ian Lance Taylor <iant@google.com>
1125 * README: --gc-sections and map files are now supported. Document
1126 some build requirements.
1129 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1130 relocatable link set the value of the section symbol to zero.
1131 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1132 relocatable link don't include the section address in the local
1135 2009-02-27 Ian Lance Taylor <iant@google.com>
1138 * options.h (class Search_directory): Add is_system_directory.
1139 (class General_options): Declare is_in_system_directory.
1140 * options.cc (get_relative_sysroot): Make static.
1141 (get_default_sysroot): Make static.
1142 (General_optoins::is_in_system_directory): New function.
1143 * fileread.cc (Input_file::is_in_system_directory): New function.
1144 * fileread.h (class Input_file): Declare is_in_system_directory.
1145 * object.h (class Object): Add is_in_system_directory.
1146 (class Input_objects): Remove system_library_directory_ field.
1147 * object.cc (Input_objects::add_object): Don't set
1148 system_library_directory_.
1149 (input_objects::found_in_system_library_directory): Remove.
1150 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1151 parameter. Change all callers.
1152 (Symbol_table::sized_write_globals): Likewise.
1153 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1154 Call Object::is_in_system_directory.
1155 * symtab.h (class Symbol_table): Update declarations.
1158 * descriptors.h (Open_descriptor): Add is_on_stack field.
1159 * descriptors.cc (Descriptors::open): If the descriptor is on the
1160 top of the stack, remove it. Initialize is_on_stack field.
1161 (Descriptors::release): Only add pod to stack if it is not on the
1163 (Descriptors::close_some_descriptor): Clear stack_next and
1167 * output.cc (Output_section::find_starting_output_address): Rename
1168 from starting_output_address; add PADDR parameter; change return
1170 * output.h (class Output_section): Declare
1171 find_starting_output_address instead of starting_output_address.
1172 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1173 section symbol for which we can't find a merge section.
1176 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1177 hidden or internal, force the symbol to be local.
1178 * resolve.cc (Symbol::override_visibility): Define.
1179 (Symbol::override_base): Use override_visibility.
1180 (Symbol_table::resolve): Likewise.
1181 (Symbol::override_base_with_special): Likewise.
1182 (Symbol_table::override_with_special): If the visibility is hidden
1183 or internal, force the symbol to be local.
1184 * symtab.h (class Symbol): Add set_visibility and
1185 override_visibility.
1186 * testsuite/ver_test_1.sh: New file.
1187 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1188 (check_DATA): Add ver_test_1.syms.
1189 (ver_test_1.syms): New target.
1190 * testsuite/Makefile.in: Rebuild.
1192 2009-02-25 Cary Coutant <ccoutant@google.com>
1194 * layout.cc (Layout::choose_output_section): Don't rename sections
1195 when using a linker script that has a SECTIONS clause.
1196 * Makefile.in: Regenerate.
1198 * testsuite/Makefile.am (script_test_5.sh): New test case.
1199 * testsuite/Makefile.in: Regenerate.
1200 * testsuite/script_test_5.cc: New file.
1201 * testsuite/script_test_5.sh: New file.
1202 * testsuite/script_test_5.t: New file.
1204 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1206 * archive.cc (Archive::include_member): Update calls to add_symbols.
1207 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1208 the Layout argument.
1209 * dynobj.h (do_add_symbols): Add the Layout argument.
1210 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1212 * object.h (Object::add_symbols): Add the Layout argument.
1213 (Object::do_add_symbols): Add the Layout argument.
1214 (Sized_relobj::do_add_symbols): Add the Layout argument.
1215 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1216 Unify the two versions.
1217 (Add_plugin_symbols): Remove.
1218 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1219 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1220 (Add_plugin_symbols): Remove.
1221 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1222 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1223 (Add_symbols::run): Make it work with Pulginobj.
1225 2009-02-06 Ian Lance Taylor <iant@google.com>
1227 * object.cc (Sized_relobj::do_layout): Make info message start
1228 with lower case letter.
1230 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1232 * binary.cc: Fix file comment.
1234 * options.h (enum Incremental_disposition): Define.
1235 (class General_options): Add new options: --incremental,
1236 --incremental_changed, --incremental_unchanged,
1237 --incremental_unknown. Add incremental_disposition_ and
1238 implicit_incremental_ fields.
1239 (General_options::incremental_disposition): New function.
1240 (class Position_dependent_options): Add incremental_disposition
1242 (Position_dependent_options::copy_from_options): Set incremental
1244 * options.cc (General_options::parse_incremental_changed): New
1246 (General_options::parse_incremental_unchanged): New function.
1247 (General_options::parse_incremental_unknown): New function.
1248 (General_options::General_options): Initialize new fields
1249 incremental_disposition_ and implicit_incremental_.
1250 (General_options::finalize): Check for uasge of --incremental-*
1251 without --incremental.
1253 2009-02-06 Chris Demetriou <cgd@google.com>
1255 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1256 pointer and to report location as the file name associated with
1258 (gold_undefined_symbol_at_location): New function to replace the
1259 old gold_undefined_symbol functionality.
1260 * target-reloc.h (relocate_section): Update to use
1261 gold_undefined_symbol_at_location.
1262 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1263 Call gold_undefined_symbol function rather than gold_error.
1264 * errors.h (Errors::undefined_symbol): Take location as a
1265 string, rather than calculating it from a relocation.
1266 * errors.cc (Errors::fatal): Print "fatal error:" before the
1268 (Errors::error, Errors::error_at_location): Print "error: "
1269 before the formatted message.
1270 (Errors::undefined_symbol): Take location as a string, rather
1271 than calculating it from a relocation.
1272 (gold_undefined_symbol_at_location): New function akin to
1273 old gold_undefined_symbol, calculates location from relocation.
1274 (gold_undefined_symbol): Change to take only a Symbol pointer
1275 and to report location as the file name associated with the symbol.
1276 * testsuite/debug_msg.sh: Update for changed error messages.
1277 * testsuite/undef_symbol.sh: Likewise.
1279 2009-02-04 Duncan Sands <baldrick@free.fr>
1282 * reduced_debug_output.h
1283 (Output_reduced_debug_abbrev_section::failed): Use format for
1285 (Output_reduced_debug_info_section::faild): Likewise.
1287 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1289 * script.cc (Lazy_demangler): New class.
1290 (Version_script_info::get_symbol_version_helper): Demangle a
1293 2009-01-29 Cary Coutant <ccoutant@google.com>
1295 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1297 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1299 2009-01-28 Ian Lance Taylor <iant@google.com>
1301 * version.cc (version_string): Bump to 1.9.
1303 * gold.h: Include <cstring> and <stdint.h>.
1304 * version.cc: Include <cstdio>.
1305 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1307 * reduced_debug_output.cc (insert_into_vector): Rename from
1308 Insert_into_vector; change all callers. Use Swap_unaligned to
1309 avoid aliasing issue; remove union since it is unnecessary.
1311 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1313 * Makefile.am (CCFILES): Add gc.cc.
1315 * Makefile.in: Regenerate.
1316 * gold.cc (Gc_runner): New class.
1317 (queue_initial_tasks): Call garbage collection related tasks
1318 when corresponding options are invoked.
1319 (queue_middle_gc_tasks): New function.
1320 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1321 processed early before laying out sections during garbage collection.
1322 * gold.h (queue_middle_gc_tasks): New function.
1323 (is_prefix_of): Move from "layout.cc".
1324 * i386.cc (Target_i386::gc_process_relocs): New function.
1325 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1326 * main.cc (main): Create object of class "Garbage_collection".
1327 * object.cc (Relobj::copy_symbols_data): New function.
1328 (Relobj::is_section_name_included): New function.
1329 (Sized_relobj::do_layout): Allow this function to be called twice
1330 during garbage collection and defer layout of section during the
1332 * object.h (Relobj::get_symbols_data): New function.
1333 (Relobj::is_section_name_included): New function.
1334 (Relobj::copy_symbols_data): New function.
1335 (Relobj::set_symbols_data): New function.
1336 (Relobj::get_relocs_data): New function.
1337 (Relobj::set_relocs_data): New function.
1338 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1339 (Relobj::gc_process_relocs): New function.
1340 (Relobj::do_gc_process_relocs): New pure virtual function.
1341 (Relobj::sd_): New data member.
1342 (Sized_relobj::is_output_section_offset_invalid): New function.
1343 (Sized_relobj::do_gc_process_relocs): New function.
1344 * options.h (General_options::gc_sections): Modify to not be a no-op.
1345 (General_options::print_gc_sections): New option.
1346 * plugin.cc (Plugin_finish::run): Remove function call to
1347 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1348 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1349 * reloc.cc (Read_relocs::run): Add task to process relocs and
1350 determine unreferenced sections when doing garbage collection.
1351 (Gc_process_relocs): New class.
1352 (Sized_relobj::do_gc_process_relocs): New function.
1353 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1354 sections that are garbage collected.
1355 * reloc.h (Gc_process_relocs): New class.
1356 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1357 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1358 symbols whose corresponding sections are garbage collected.
1359 (Symbol_table::Symbol_table): Add new parameter for the garbage
1361 (Symbol_table::gc_mark_undef_symbols): New function.
1362 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1363 (Symbol_table::gc_mark_dyn_syms): New function.
1364 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1366 (Symbol_table::add_from_object): Likewise.
1367 (Symbol_table::add_from_relobj): When building shared objects, do not
1368 treat externally visible symbols as garbage.
1369 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1370 table information for static and relocatable links.
1371 * symtab.h (Symbol_table::set_gc): New function.
1372 (Symbol_table::gc): New function.
1373 (Symbol_table::gc_mark_undef_symbols): New function.
1374 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1375 (Symbol_table::gc_mark_dyn_syms): New function.
1376 (Symbol_table::gc_): New data member.
1377 * target.h (Sized_target::gc_process_relocs): New pure virtual
1379 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1380 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1382 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1384 * options.h (General_options::gc_sections): Define as a no-op for now.
1385 (General_options::no_keep_memory): Ditto.
1386 (General_options::Bshareable): Define.
1387 * options.cc (General_options::finalize): Honor -Bshareable.
1389 2009-01-20 Andreas Schwab <schwab@suse.de>
1391 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1392 read the value in the contents, since we don't use it. Use the
1393 template endianness when writing.
1394 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1396 2009-01-19 Andreas Schwab <schwab@suse.de>
1398 * configure.tgt (powerpc64-*): Fix targ_obj.
1400 2009-01-15 Ian Lance Taylor <iant@google.com>
1402 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1403 local symbols when stripping all symbols.
1405 2009-01-14 Cary Coutant <ccoutant@google.com>
1407 * output.cc (Output_reloc): Add explicit instantiations.
1409 2009-01-14 Cary Coutant <ccoutant@google.com>
1411 * archive.cc (Archive::get_elf_object_for_member): Remove call
1412 to File_read::claim_for_plugin.
1413 * descriptors.cc (Descriptors::open): Remove reference to
1415 (Descriptors::claim_for_plugin): Remove.
1416 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1417 (Descriptors::is_claimed): Remove.
1418 (claim_descriptor_for_plugin): Remove.
1419 * fileread.cc (File_read::claim_for_plugin): Remove.
1420 * fileread.h (File_read::claim_for_plugin): Remove.
1421 (File_read::descriptor): Reopen descriptor if necessary.
1422 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1423 (Plugin_manager::all_symbols_read): Add task parameter. Change
1425 (Plugin_manager::get_input_file): New function.
1426 (Plugin_manager::release_input_file): New function.
1427 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1428 corresponding data member.
1429 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1430 and pass to base constructor. Change all callers.
1431 (get_input_file, release_input_file): New functions.
1432 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1433 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1434 (Plugin_manager::all_symbols_read): Add task parameter.
1435 (Plugin_manager::get_input_file): New function.
1436 (Plugin_manager::release_input_file): New function.
1437 (Plugin_manager::task_): New data member.
1438 (Pluginobj::Pluginobj): Add filesize parameter.
1439 (Pluginobj::filename): New function.
1440 (Pluginobj::descriptor): New function.
1441 (Pluginobj::filesize): New function.
1442 (Pluginobj::filesize_): New data member.
1443 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1444 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1445 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1447 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1448 with archive libraries.
1449 * testsuite/Makefile.in: Regenerate.
1450 * testsuite/plugin_test.c (struct sym_info): New type.
1451 (get_input_file, release_input_file): New static variables.
1452 (onload): Capture new transfer vector entries.
1453 (claim_file_hook): Stop reading at end of file according to filesize.
1454 Factor out parsing of readelf output into separate function.
1455 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1456 APIs and get the source file name from the symbol table. Convert
1457 source file name to corresponding object file name. Print info
1458 message when adding new input files.
1459 (parse_readelf_line): New function.
1460 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1461 * testsuite/plugin_test_2.sh: Likewise.
1462 * testsuite/plugin_test_3.sh: Likewise.
1463 * testsuite/plugin_test_4.sh: New test case.
1465 2009-01-07 Ian Lance Taylor <iant@google.com>
1467 * version.cc (version_string): Bump to 1.8.
1469 2008-12-23 Cary Coutant <ccoutant@google.com>
1471 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1472 * plugin.cc (Plugin_manager::finish): Rename as
1473 layout_deferred_objects. Move cleanup to separate function.
1474 (Plugin_manager::cleanup): New function.
1475 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1477 * plugin.h (Plugin_manager::finish): Rename as
1478 layout_deferred_objects.
1479 (Plugin_manager::cleanup): New function.
1480 (Plugin_manager::cleanup_done): New field.
1482 2008-12-23 Cary Coutant <ccoutant@google.com>
1484 * plugin.cc (is_visible_from_outside): New function.
1485 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1486 so we don't return "IR only" status for exported symbols or -r links.
1488 * testsuite/Makefile.am (plugin_test_3): New test case.
1489 * testsuite/Makefile.in: Regenerate.
1490 * testsuite/plugin_test_3.sh: New file.
1492 2008-12-22 Cary Coutant <ccoutant@google.com>
1494 * object.cc (Sized_relobj::layout_section): New function.
1495 (Sized_relobj::do_layout): Defer layout of input sections until after
1496 plugin has provided replacement files.
1497 (Sized_relobj::do_layout_deferred_sections): New function.
1498 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1499 (Relobj::layout_deferred_sections): New function.
1500 (Relobj::do_layout_deferred_sections): New function.
1501 (Sized_relobj::do_layout_deferred_sections): New function.
1502 (Sized_relobj::layout_section): New function.
1503 (Sized_relobj::Deferred_layout): New structure.
1504 (Sized_relobj::deferred_layout_): New field.
1505 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1506 Change all callers. Layout deferred sections.
1507 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1509 (Plugin_hook::run): Move code from do_plugin_hook inline.
1510 (Plugin_hook::do_plugin_hook): Remove.
1511 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1512 (Plugin_manager::finish): Renamed, was cleanup.
1513 (Plugin_manager::should_defer_layout): New function.
1514 (Plugin_manager::add_deferred_layout_object): New function.
1515 (Plugin_manager::Deferred_layout_list): New type.
1516 (Plugin_manager::deferred_layout_objects_): New field.
1517 (Plugin_hook::do_plugin_hook): Remove.
1519 2008-12-17 Ian Lance Taylor <iant@google.com>
1521 * options.h (class General_options): Add --no case for
1524 2008-12-16 Cary Coutant <ccoutant@google.com>
1526 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1528 (Plugin_manager::claim_file): Create plugin object even if
1529 plugin did not call the add_symbols callback.
1530 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1531 asking for more symbols than were added.
1532 * testsuite/Makefile.am (plugin_test_1): Add test case with
1534 (empty.syms): New target.
1535 * testsuite/Makefile.in: Regenerate.
1536 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1537 message. Don't call add_symbols if no globals.
1538 (all_symbols_read_hook): Don't provide replacement for empty
1541 2008-12-12 Ian Lance Taylor <iant@google.com>
1543 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1544 r_type == 0 for a local symbol with r_sym == 0.
1545 (scan_relocatable_relocs): Pass r_sym to
1546 local_non_section_strategy.
1547 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1550 * configure.ac: Update test for TLS descriptors: they are
1551 supported as of glibc 2.9.
1552 * configure: Rebuild.
1554 2008-12-11 Ian Lance Taylor <iant@google.com>
1557 * target-reloc.h (Default_scan_relocatable_relocs): For each
1558 function, map r_type == 0 to RELOC_DISCARD.
1560 2008-12-10 Cary Coutant <ccoutant@google.com>
1562 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1563 object to override a kept COMDAT group from a plugin object.
1565 2008-12-09 Ian Lance Taylor <iant@google.com>
1568 * yyscript.y (file_cmd): Handle INPUT.
1570 * testsuite/initpri1.c: Change all declarations to be full
1571 prototypes by adding void, to avoid compiler warnings.
1573 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1575 * options.cc (General_options::parse_plugin_opt): New.
1576 (General_options::add_plugin): The argument now is just the filename.
1577 (General_options::add_plugin_option): New.
1578 * options.h (plugin_opt): New.
1579 (add_plugin): Change argument name.
1580 (add_plugin_option): New.
1581 * plugin.cc (Plugin::load): Don't parse the plugin option.
1582 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1583 (Plugin::add_option): New.
1584 (Plugin::args_): Change type.
1585 (Plugin::filename_): New.
1586 (Plugin_manager::add_plugin_option): New.
1587 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1588 * testsuite/Makefile.in: Regenerate.
1590 2008-12-05 Cary Coutant <ccoutant@google.com>
1592 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1593 Handle --strip-lto-sections option.
1594 * options.h (strip_lto_sections): New option.
1596 2008-12-01 Cary Coutant <ccoutant@google.com>
1598 * plugin.cc (ld_plugin_message): Change format parameter to const.
1599 Fix mismatch between new[] and delete.
1601 2008-11-14 Cary Coutant <ccoutant@google.com>
1603 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1606 2008-11-05 Craig Silverstein <csilvers@google.com>
1608 * options.cc (General_options::parse_dynamic_list): New function.
1609 * options.h (General_options): New flags dynamic_list,
1610 dynamic_list_data, dynamic_list_cpp_new, and
1611 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1612 (General_options::in_dynamic_list): New function.
1613 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1614 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1615 (Lex::can_continue_name): Likewise.
1617 (read_script_file): New parameter script_options.
1618 (read_dynamic_list): New function.
1619 (Script_options::define_dynamic_list): New function.
1620 (dynamic_list_keyword_parsecodes): New variable.
1621 (dynamic_list_keywords): New variable.
1622 * script.h (Script_options::define_dynamic_list): New function
1624 (read_dynamic_list): New function prototype.
1625 * symtab.cc (strprefix): New macro.
1626 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1627 dynamic_list_data, dynamic_list_cpp_new, and
1628 dynamic_list_cpp_typeinfo.
1629 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1630 (dynamic_list_expr): New rule.
1631 (dynamic_list_nodes): Likewise.
1632 (dynamic_list_node): Likewise.
1633 * testsuite/Makefile.am (dynamic_list): New test.
1634 * testsuite/Makefile.in: Regenerated.
1635 * testsuite/dynamic_list.t: New file.
1636 * testsuite/dynamic_list.sh: New file.
1638 2008-11-05 Craig Silverstein <csilvers@google.com>
1640 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1641 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1642 (t11_last): Likewise.
1643 * testsuite/ver_test_6.c (main): Likewise.
1645 2008-10-07 Cary Coutant <ccoutant@google.com>
1647 * options.c (General_options::finalize): Add check for -static and
1649 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1652 2008-10-02 Cary Coutant <ccoutant@google.com>
1654 * plugin.cc (make_sized_plugin_object): Fix conditional
1655 compilation to work when not all targets are enabled.
1657 2008-09-29 Cary Coutant <ccoutant@google.com>
1659 * archive.cc (Archive::get_file_and_offset): Use filename instead
1660 of name to get library path.
1661 (Archive::include_member): Unlock external member of a thin archive.
1663 * testsuite/Makefile.am (TEST_AR): New variable.
1664 (thin_archive_test_1): New test.
1665 (thin_archive_test_2): New test.
1666 * testsuite/Makefile.in: Regenerate.
1667 * testsuite/thin_archive_main.cc: New file.
1668 * testsuite/thin_archive_test_1.cc: New file.
1669 * testsuite/thin_archive_test_2.cc: New file.
1670 * testsuite/thin_archive_test_3.cc: New file.
1671 * testsuite/thin_archive_test_4.cc: New file.
1673 2008-09-29 Cary Coutant <ccoutant@google.com>
1675 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1676 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1678 (Sized_relobj::do_finalize_local_symbols): Likewise.
1679 (Sized_relobj::map_to_kept_section): Likewise.
1680 * object.h (Sized_relobj::invalid_address): New constant.
1681 (Sized_relobj::do_output_section_offset): Check for invalid_address
1683 * output.cc (Output_reloc::local_section_offset): Use constant
1684 invalid_address instead of -1U.
1685 (Output_reloc::get_address): Likewise.
1686 (Output_section::output_address): Change -1U to -1ULL.
1687 * output.h (Output_reloc::invalid_address): New constant.
1688 * reloc.cc (Sized_relobj::write_sections): Use constant
1689 invalid_address instead of -1U.
1690 (Sized_relobj::relocate_sections): Likewise.
1691 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1692 values for merge sections.
1693 * target-reloc.h (relocate_for_relocatable): Use constant
1694 invalid_address instead of -1U.
1696 2008-09-19 Cary Coutant <ccoutant@google.com>
1698 Add plugin functionality for link-time optimization (LTO).
1699 * configure.ac (plugins): Add --enable-plugins option.
1700 * configure: Regenerate.
1701 * config.in: Regenerate.
1702 * Makefile.am (LIBDL): New variable.
1703 (CCFILES): Add plugin.cc.
1704 (HFILES): Add plugin.h.
1705 (ldadd_var): Add LIBDL.
1706 * Makefile.in: Regenerate.
1708 * archive.cc: Include "plugin.h".
1709 (Archive::setup): Don't preread archive symbols when using a plugin.
1710 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1711 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1713 (Archive::include_member): Add symbols from plugin objects.
1714 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1715 * descriptors.cc (Descriptors::open): Check for file descriptors
1716 abandoned by plugins.
1717 (Descriptors::claim_for_plugin): New function.
1718 * descriptors.h (Descriptors::claim_for_plugin): New function.
1719 (Open_descriptor::is_claimed): New field.
1720 (claim_descriptor_for_plugin): New function.
1721 * fileread.cc (File_read::claim_for_plugin): New function.
1722 * fileread.h (File_read::claim_for_plugin): New function.
1723 (File_read::descriptor): New function.
1724 * gold.cc: Include "plugin.h".
1725 (queue_initial_tasks): Add task to call plugin hooks for generating
1727 * main.cc: Include "plugin.h".
1728 (main): Load plugin libraries.
1729 * object.h (Pluginobj): Declare.
1730 (Object::pluginobj): New function.
1731 (Object::do_pluginobj): New function.
1732 (Object::set_target): New function.
1733 * options.cc: Include "plugin.h".
1734 (General_options::parse_plugin): New function.
1735 (General_options::General_options): Initialize plugins_ field.
1736 (General_options::add_plugin): New function.
1737 * options.h (Plugin_manager): Declare.
1738 (General_options): Add --plugin option.
1739 (General_options::has_plugins): New function.
1740 (General_options::plugins): New function.
1741 (General_options::add_plugin): New function.
1742 (General_options::plugins_): New field.
1743 * plugin.cc: New file.
1744 * plugin.h: New file.
1745 * readsyms.cc: Include "plugin.h".
1746 (Read_symbols::do_read_symbols): Check for archive before checking
1747 for ELF file. Call plugin hooks to claim files.
1748 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1749 from a real object file; force override when processing replacement
1751 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1752 (Symbol::init_base_object): Likewise.
1753 (Symbol::init_base_output_data): Likewise.
1754 (Symbol::init_base_output_segment): Likewise.
1755 (Symbol::init_base_constant): Likewise.
1756 (Symbol::init_base_undefined): Likewise.
1757 (Symbol::output_section): Assert that object is not a plugin.
1758 (Symbol_table::add_from_pluginobj): New function.
1759 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1761 (Symbol_table::sized_write_globals): Likewise.
1762 (Symbol_table::add_from_pluginobj): Instantiate template.
1763 * symtab.h (Sized_pluginobj): Declare.
1764 (Symbol::in_real_elf): New function.
1765 (Symbol::set_in_real_elf): New function.
1766 (Symbol::in_real_elf_): New field.
1767 (Symbol_table::add_from_pluginobj): New function.
1769 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1770 (LIBDL): New variable.
1772 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1773 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1774 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1775 (MOSTLYCLEANFILES): Likewise.
1776 * testsuite/Makefile.in: Regenerate.
1777 * testsuite/plugin_test.c: New file.
1778 * testsuite/plugin_test_1.sh: New file.
1779 * testsuite/plugin_test_2.sh: New file.
1781 2008-09-16 Ian Lance Taylor <iant@google.com>
1783 * target-reloc.h (relocate_section): Check whether a symbol is
1784 defined by the ABI before reporting an undefined symbol error.
1785 * target.h (Target::is_defined_by_abi): Make parameter const.
1786 (Target::do_is_defined_by_abi): Likewise.
1787 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1788 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1789 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1790 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1791 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1792 * testsuite/Makefile.in: Rebuild.
1794 * fileread.cc (make_view): Add casts to avoid warning.
1796 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1798 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1799 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1801 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1803 * options.h (General_options::output_is_executable): New.
1804 (General_options::output_is_pie): New.
1805 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1806 for shared libraries.
1807 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1809 2008-09-11 Chris Demetriou <cgd@google.com>
1811 * options.h (origin): New -z option.
1812 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1813 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1816 2008-09-05 Cary Coutant <ccoutant@google.com>
1818 * fileread.cc (File_read::make_view): Add check for attempt to map
1821 2008-09-05 Cary Coutant <ccoutant@google.com>
1823 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1824 explicit instantiations.
1826 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1829 * options.cc (General_options::finalize): Allow undefined symbols
1830 in shlibs if linking -shared.
1833 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1834 symbols as not needing a dynsym entry.
1836 2008-08-20 Craig Silverstein <csilvers@google.com>
1838 * fileread.cc (File_read::open): Do not lock the file unless it
1839 was successfully opened.
1841 2008-08-14 Cary Coutant <ccoutant@google.com>
1843 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1844 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1845 * testsuite/tls_test.cc (struct int128): 128-bit struct
1846 for testing TLS relocs with non-zero addend.
1847 (v12): New TLS variable.
1849 (t_last): Add check for v12.
1850 * testsuite/tls_test.h (t12): New function.
1851 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1853 2008-08-13 Ian Lance Taylor <iant@google.com>
1855 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1856 set tls_segment_ or relro_segment_.
1857 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1859 * output.h (Output_section::clear_is_relro): New function.
1860 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1861 sections specially even when output_data_ is empty.
1862 (Output_segment::maximum_alignment): When first section is relro,
1863 only force alignment for PT_LOAD segments.
1864 * script.cc (script_data_segment_align): New function.
1865 (script_data_segment_relro_end): New function.
1866 * script-c.h (script_data_segment_align): Declare.
1867 (script_data_segment_relro_end): Declare.
1868 * script-sections.h (class Script_sections): Declare
1869 data_segment_align and data_segment_relro_end. Add fields
1870 segment_align_index_ and saw_relro_end_.
1871 * script-sections.cc (class Sections_element): Add set_is_relro
1872 virtual function. Add new bool* parameter to place_orphan_here.
1873 Add get_output_section virtual function.
1874 (class Output_section_definition): Add set_is_relro. Add new
1875 bool* parameter to place_orphan_here. Add get_output_section.
1876 Add is_relro_ field.
1877 (Output_section_definition::Output_section_definition): Initialize
1878 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1879 and is_relro_ fields.
1880 (Output_section_definition::place_orphan_here): Add is_relro
1882 (Output_section_definition::set_section_addresses): Set relro for
1884 (Output_section_definition::alternate_constraint): Likewise.
1885 (class Orphan_output_section): Add new bool* parameter to
1886 place_orphan_here. Add get_output_section.
1887 (Orphan_output_section::place_orphan_here): Add is_relro
1889 (Script_sections::Script_sections): Initialize
1890 data_segment_align_index_ and saw_relro_end_.
1891 (Script_sections::data_segment_align): New function.
1892 (Script_sections::data_segment_relro_end): New function.
1893 (Script_sections::place_orphan): Set or clear is_relro.
1894 (Script_sections::set_section_addresses): Force alignment of first
1896 * yyscript.y (exp): Call script_data_segment_align and
1897 script_data_segment_relro_end.
1898 * testsuite/relro_script_test.t: New file.
1899 * testsuite/relro_test.cc (using_script): Declare.
1900 (t1, t2): Test using_script.
1901 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1902 (relro_script_test_SOURCES): Define.
1903 (relro_script_test_DEPENDENCIES): Define.
1904 (relro_script_test_LDFLAGS): Define.
1905 (relro_script_test_LDADD): Define.
1906 (relro_script_test.so): New target.
1907 * testsuite/Makefile.in: Rebuild.
1909 2008-08-06 Cary Coutant <ccoutant@google.com>
1911 * archive.cc (Archive::total_archives, Archive::total_members)
1912 (Archive::total_members_loaded): New variables.
1913 (Archive::setup): Add parameter. Add option to preread
1915 (Archive::read_armap): Add counter.
1916 (Archive::get_file_and_offset): New function.
1917 (Archive::get_elf_object_for_member): New function.
1918 (Archive::read_all_symbols): New function.
1919 (Archive::read_symbols): New function.
1920 (Archive::add_symbols): Add counters.
1921 (Archive::include_all_members): Use armap to find members if it's
1923 (Archive::include_member): Skip reading symbols if already read.
1924 Factored code into Archive::get_file_and_offset and
1925 Archive::get_elf_object_for_member. Changed call to
1926 Mapfile::report_include_archive_member.
1927 (Archive::print_stats): New function.
1928 * archive.h: Declare Object and Read_symbols_data classes.
1929 (Archive::Archive): Add initializers for new members.
1930 (Archive::setup): Add parameter.
1931 (Archive::print_stats): New function.
1932 (Archive::total_archives, Archive::total_members)
1933 (Archive::total_members_loaded): New variables.
1934 (Archive::get_file_and_offset): New function.
1935 (Archive::get_elf_object_for_member): New function.
1936 (Archive::read_all_symbols): New function.
1937 (Archive::read_symbols): New function.
1938 (Archive::Archive_member): New class.
1939 (Archive::members_): New member.
1940 (Archive::num_members_): New member.
1941 * main.cc: Include archive.h.
1942 (main): Call Archive::print_stats.
1943 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1944 archive parameter; member_name is now the fully-decorated name.
1945 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1946 * options.h: (General_options): Add --preread-archive-symbols option.
1947 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1950 2008-08-04 Ian Lance Taylor <iant@google.com>
1952 * symtab.h (Symbol::use_plt_offset): New function.
1953 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1954 * powerpc.cc (Relocate::relocate): Likewise.
1955 * sparc.cc (Relocate::relocate): Likewise.
1956 * x86_64.cc (Relocate::relocate): Likewise.
1957 * testsuite/weak_plt.sh: New test.
1958 * testsuite/weak_plt_main.cc: New test.
1959 * testsuite/weak_plt_shared.cc: New test.
1960 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1961 (check_PROGRAMS): Add weak_plt.
1962 (check_DATA): Add weak_plt_shared.so.
1963 (weak_plt_main_pic.o, weak_plt): New targets.
1964 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1965 * testsuite/Makefile.in: Rebuild.
1967 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1969 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1970 * testsuite/Makefile.in: Rebuild.
1972 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1974 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1975 * Makefile.in: Regenerate.
1976 * po/POTFILES.in: Regenerate.
1978 2008-07-29 Ian Lance Taylor <iant@google.com>
1980 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1981 symbols before other symbols.
1982 * testsuite/script_test_2.cc (test_addr): Declare.
1983 (test_addr_alias): Declare.
1984 (main): Check that test_addr and test_addr_alias have the right
1986 * testsuite/script_test_2.t: Define test_addr_alias and
1989 2008-07-24 Ian Lance Taylor <iant@google.com>
1992 * descriptors.cc: New file.
1993 * descriptors.h: New file.
1994 * gold-threads.h (class Hold_optional_lock): New class.
1995 * fileread.cc: Include "descriptors.h".
1996 (File_read::~File_read): Release descriptor rather than closing
1998 (File_read::open) [file]: Call open_descriptor rather than open.
1999 Set is_descriptor_opened_.
2000 (File_read::open) [memory]: Assert that descriptor is not open.
2001 (File_read::reopen_descriptor): New function.
2002 (File_read::release): Release descriptor.
2003 (File_read::do_read): Make non-const. Reopen descriptor.
2004 (File_read::read): Make non-const.
2005 (File_read::make_view): Reopen descriptor.
2006 (File_read::do_readv): Likewise.
2007 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2008 Update declarations.
2009 * layout.cc: Include "descriptors.h".
2010 (Layout::create_build_id): Use open_descriptor rather than open.
2011 * output.cc: Include "descriptors.h".
2012 (Output_file::open): Use open_descriptor rather than open.
2013 * archive.cc (Archive::const_iterator): Change Archive to be
2015 (Archive::begin, Archive::end): Make non-const.
2016 (Archive::count_members): Likewise.
2017 * archive.h (class Archive): Update declarations.
2018 * object.h (Object::read): Make non-const.
2019 * Makefile.am (CCFILES): Add descriptors.cc.
2020 (HFILES): Add descriptors.h.
2021 * Makefile.in: Rebuild.
2024 * gold.h: Always include <clocale>. Add Solaris workarounds
2025 following code in binutils/sysdep.h.
2028 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2029 this->eh_frame_hdr_ is NULL before using it.
2031 * dynobj.cc (Versions::Versions): Update comment.
2033 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2034 the base version name.
2036 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2037 array size plus one.
2038 (Stringpool_template::set_string_offsets): Subtract one from key
2039 before using it as an array index.
2040 (Stringpool_template::get_offset_with_length): Likewise.
2041 (Stringpool_template::write_to_buffer): Likewise.
2042 * stringpool.h (Stringpool_template::get_offset_from_key):
2045 2008-07-23 Ian Lance Taylor <iant@google.com>
2048 * object.h (Merged_symbol_value::value): Do our best to handle a
2052 * script.cc (Version_script_info::get_versions): Don't add empty
2053 version tag to return value.
2054 (Version_script_info::get_symbol_version_helper): Change return
2055 type to bool. Add pversion parameter. Change all callers.
2056 (script_register_vers_node): Don't require a non-NULL tag.
2057 * script.h (class Version_script_info): Update declarations.
2058 (Version_script_info::get_symbol_version): Change return type to
2059 bool. Add version parameter. Change all callers.
2060 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2061 handling. Handle an empty version from a version script.
2062 (Symbol_table::define_special_symbol): Likewise.
2063 * testsuite/ver_test_10.script: New file.
2064 * testsuite/ver_test_10.sh: New file.
2065 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2066 (check_DATA): Add ver_test_10.syms.
2067 (ver_test_10.syms, ver_test_10.so): New target.
2068 * testsuite/Makefile.in: Rebuild.
2070 2008-07-23 Simon Baldwin <simonb@google.com>
2072 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2073 to zero for undefined symbols from dynamic libraries.
2075 2008-07-23 Ian Lance Taylor <iant@google.com>
2077 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2079 * symtab.h (class Symbol_table): Update declaration.
2080 * testsuite/ver_test_9.cc: New file.
2081 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2082 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2083 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2084 (ver_test_9.so, ver_test_9.o): New targets.
2085 * testsuite/Makefile.in: Rebuild.
2087 2008-07-22 Ian Lance Taylor <iant@google.com>
2089 * options.h (class General_options): Define --check-sections.
2090 * layout.cc (Layout::set_segment_offsets): Handle
2093 * options.h (class General_options): Define -n/--nmagic and
2095 * options.cc (General_options::finalize): For -n/--nmagic or
2096 -N/--omagic, set -static.
2097 * layout.cc (Layout::attach_allocated_section_to_segment): If
2098 -N/--omagic, don't put read-only and read-write sections in
2100 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2101 finding a read-only segment.
2102 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2103 don't set the minimum segment alignment to the common page size,
2104 and don't set the file offset to the address modulo the page size.
2105 * script-sections.cc (Script_sections::create_segments): If
2106 -n/--omagic, don't put read-only and read-write sections in
2109 * cref.cc: New file.
2111 * options.h (class General_options): Add --print-symbol-counts.
2112 * main.cc (main): Issue defined symbol report if requested.
2113 * archive.cc (Archive::interpret_header): Make into a const member
2115 (Archive::add_symbols): Call Input_objects::archive_start and
2117 (Archive::const_iterator): Define new class.
2118 (Archive::begin, Archive::end): New functions.
2119 (Archive::include_all_members): Rewrite to use iterator.
2120 (Archive::count_members): New function.
2121 * archive.h (class Archive): Update declarations.
2122 (Archive::filename): New function.
2123 * object.cc: Include "cref.h".
2124 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2125 (Sized_relobj::do_get_global_symbol_counts): New function.
2126 (Input_objects::add_object): Add object to cross-referencer.
2127 (Input_objects::archive_start): New function.
2128 (Input_objects::archive_stop): New function.
2129 (Input_objects::print_symbol_counts): New function.
2130 * object.h: Declare Cref and Archive.
2131 (Object::get_global_symbol_counts): New function.
2132 (Object::do_get_global_symbol_counts): New pure virtual function.
2133 (class Sized_relobj): Add defined_count_ field. Update
2135 (class Input_objects): Add cref_ field. Update constructor.
2136 Update declarations.
2137 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2139 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2141 (Sized_dynobj::do_get_global_symbol_counts): New function.
2142 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2143 defined_count_. Update declarations. Define Symbols typedef.
2144 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2145 parameter. Change all callers.
2146 (Symbol_table::add_from_dynobj): Add sympointers and defined
2147 parameters. Change all callers.
2148 * symtab.h (class Symbol_table): Update declarations.
2149 * Makefile.am (CCFILES): Add cref.cc.
2150 (HFILES): Add cref.h.
2151 * Makefile.in: Rebuild.
2153 2008-07-22 Simon Baldwin <simonb@google.com>
2155 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2156 to zero when writing undefined symbols.
2158 2008-07-22 Ian Lance Taylor <iant@google.com>
2160 * output.cc (Output_section::add_input_section): Don't try to
2161 merge empty merge sections.
2163 2008-07-21 Craig Silverstein <csilvers@google.com>
2165 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2166 Include symbol version in error message.
2168 2008-07-20 Chris Demetriou <cgd@google.com>
2170 * configure.ac (gold_cv_c_random_seed): New configured variable.
2171 (RANDOM_SEED_CFLAGS): New substituted variable.
2172 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2173 * configure: Rebuild.
2174 * Makefile.in: Likewise.
2175 * testsuite/Makefile.in: Likewise.
2177 2008-07-18 Ian Lance Taylor <iant@google.com>
2179 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2180 where we see NAME/NULL and NAME/VERSION as separate symbols.
2181 * testsuite/ver_test_main.cc (main): Call t4.
2182 (t4, t4_2a): Define.
2183 * testsuite/ver_test_2.cc (t4_2): Define.
2184 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2185 * testsuite/ver_test_4.cc (t4_2a): Define.
2186 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2187 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2189 2008-07-17 Ian Lance Taylor <iant@google.com>
2191 * dynobj.cc (Versions::add_def): If we give an error about a
2192 missing version, go ahead and create the version anyhow.
2194 2008-07-10 Ian Lance Taylor <iant@google.com>
2196 Handle output sections with more than 0x7fffffff bytes.
2197 * object.h (class Relobj): Change map_to_output_ to
2198 output_sections_, and just keep a section pointer. Change all
2199 uses. Move comdat group support to Sized_relobj.
2200 (Relobj::is_section_specially_mapped): Remove.
2201 (Relobj::output_section): Remove poff parameter. Change all
2203 (Relobj::output_section_offset): New function.
2204 (Relobj::set_section_offset): Rewrite.
2205 (Relobj::map_to_output): Remove.
2206 (Relobj::output_sections): New function.
2207 (Relobj::do_output_section_offset): New pure virtual function.
2208 (Relobj::do_set_section_offset): Likewise.
2209 (class Sized_relobj): Add section_offsets_ field. Add comdat
2210 group support from Relobj. Update declarations.
2211 (Sized_relobj::get_output_section_offset): New function.
2212 (Sized_relobj::do_output_section_offset): New function.
2213 (Sized_relobj::do_set_section_offset): New function.
2214 * object.cc (Relobj::output_section_address): Remove.
2215 (Sized_relobj::Sized_relobj): Initialize new fields.
2216 (Sized_relobj::include_section_group): Cast find_kept_object to
2218 (Sized_relobj::include_linkonce_section): Likewise.
2219 (Sized_relobj::do_layout): Use separate arrays for output section
2221 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2223 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2224 output_sections and section_offsets.
2225 (Sized_relobj::write_local_symbols): Likewise.
2226 (map_to_kept_section): Compute output address directly.
2227 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2228 output_sections and section_offsets.
2229 (Sized_relobj::write_sections): Likewise.
2230 (Sized_relobj::relocate_sections): Likewise.
2231 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2232 * output.h (class Output_reloc): Update declarations. Change
2233 u2_.relobj to Sized_relobj*.
2234 (class Output_data_reloc): Change add functions to use
2236 * output.cc (Output_reloc::Output_reloc): Change relobj to
2238 (Output_reloc::local_section_offset): Change return type to
2239 Elf_Addr. Use get_output_section_offset.
2240 (Output_reloc::get_address): Likewise.
2241 (Output_section::is_input_address_mapped): Don't call
2242 is_section_specially_mapped.
2243 (Output_section::output_offset): Likewise.
2244 (Output_section::output_address): Likewise.
2245 (Output_section::starting_output_address): Likewise.
2246 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2247 parameter to Sized_relobj*.
2248 (Copy_relocs::need_copy_reloc): Likewise.
2249 (Copy_relocs::save): Likewise.
2250 * copy-relocs.h (class Copy_relocs): Update declarations.
2251 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2252 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2253 * target-reloc.h (relocate_for_relocatable): Change
2254 offset_in_output_section type to Elf_Addr. Change code that uses
2256 * layout.cc (Layout::layout): Always set *off.
2257 * mapfile.cc (Mapfile::print_input_section): Use
2258 output_section_offset.
2259 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2261 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2262 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2263 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2265 2008-07-03 Ian Lance Taylor <iant@google.com>
2267 * layout.cc (Layout::include_section): Do not discard unrecognized
2268 SHT_STRTAB sections.
2270 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2272 * script.cc (Lex::can_continue_name): Make '?' allowable in
2273 version-script names.
2274 * testsuite/version_script.map: Change glob pattern to use '?'
2276 2008-06-30 Manish Singh <yosh@gimp.org>
2279 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2282 2008-06-30 Ian Lance Taylor <iant@google.com>
2286 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2287 versions]: Don't try to read the value in the contents, since we
2288 don't use it. Use the template endianness when writing.
2290 2008-06-25 Cary Coutant <ccoutant@google.com>
2292 * fileread.cc (File_read::make_view): Assert on zero-length view.
2293 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2294 symbol table when there are no symbols to read.
2296 2008-06-23 Craig Silverstein <csilvers@google.com>
2298 * version.cc (version_string): Bump to 1.7
2300 2008-06-18 Craig Silverstein <csilvers@google.com>
2302 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2303 constant 0xFFFF to type Valtype.
2304 (Powerpc_relocate_functions::rel16_ha): Likewise.
2306 2008-06-17 Ian Lance Taylor <iant@google.com>
2308 * output.h (Output_section::Input_section): Initialize p2align_ to
2309 zero for Output_section_data constructors.
2310 (Output_section::Input_section::addralign): If not an input
2311 section, return the alignment of the Output_section_data.
2312 * testsuite/copy_test.cc: New file.
2313 * testsuite/copy_test_1.cc: New file.
2314 * testsuite/copy_test_2.cc: New file.
2315 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2316 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2317 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2318 (copy_test_1_pic.o, copy_test_1.so): New targets.
2319 (copy_test_2_pic.o, copy_test_2.so): New targets.
2320 * testsuite/Makefile.in: Rebuild.
2322 * script-sections.cc (Script_sections::place_orphan): Initialize
2323 local variable exact.
2325 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2327 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2329 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2330 David S. Miller <davem@davemloft.net>
2332 * powerpc.cc: New file.
2333 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2334 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2335 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2336 * Makefile.in: Rebuild.
2338 2008-06-09 Ian Lance Taylor <iant@google.com>
2340 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2342 (throwing, orig_terminate): New static variables.
2343 (terminate_handler): New static function.
2344 (t2): Set terminate handler.
2346 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2349 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2352 2008-05-30 Cary Coutant <ccoutant@google.com>
2354 * archive.cc (Archive::include_all_members) Correct to step
2355 over symbol table and extended name table in thin archives.
2357 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2360 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2363 2008-05-28 Caleb Howe <cshowe@google.com>
2365 * reduced_debug_output.cc: New file.
2366 * reduced_debug_output.h: New file.
2367 * options.h (class General_options): Add --strip-debug-non-line.
2368 * options.cc (General_options::finalize): Add strip_debug_non_line
2369 to the strip heirarchy.
2370 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2372 * layout.cc: Include "reduced_debug_output.h".
2373 (Layout::Layout): Initialize new fields.
2374 (line_only_debug_sections): New static array.
2375 (is_lines_only_debug_sections): New static inline function.
2376 (Layout::include_section): Handle --strip-debug-non-line.
2377 (Layout::make_output_section): If --strip-debug-non-line, build
2378 new output sections for .debug_abbrev and .debug_info.
2379 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2380 gold. Warn about possible overflow.
2381 (read_signed_LEB_128): Likewise.
2382 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2383 (read_signed_LEB_128): Declare.
2384 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2385 (HFILES): Add reduced_debug_output.h.
2386 * Makefile.in: Rebuild.
2388 2008-05-21 Ian Lance Taylor <iant@google.com>
2390 * mapfile.cc: New file.
2391 * mapfile.h: New file.
2392 * options.h (class General_options): Add -M/--print-map and -Map.
2393 * options.cc (General_options::finalize): Make -M equivalent to
2395 * main.cc: Include <cstdio> and "mapfile.h".
2396 (main): Open mapfile if requested.
2397 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2398 constructor. Change caller.
2399 (queue_initial_tasks): Add mapfile parameter. Change caller.
2400 (queue_middle_tasks): Likewise.
2401 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2403 * archive.cc: Include "mapfile.h".
2404 (Archive::add_symbols): Add mapfile parameter. Change all
2405 callers. Pass mapfile, symbol, and reason to include_member.
2406 (Archive::include_all_members): Add mapfile parameter. Change all
2408 (Archive::include_member): Add mapfile, sym, and why parameters.
2409 Change all callers. Report inclusion to map file.
2410 * archive.h: Include "fileread.h".
2411 (class Archive): Update declarations.
2412 (Archive::file): New const method.
2413 (class Add_archive_symbols): Add mapfile_ field. Update
2414 constructor. Change all callers.
2415 * readsyms.h (class Read_symbols): Likewise.
2416 (class Finish_group): Likewise.
2417 (class Read_script): Likewise.
2418 * common.cc: Include "mapfile.h".
2419 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2421 (Symbol_table::do_allocate_commons): Likewise.
2422 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2423 symbol allocation to mapfile.
2424 * common.h (class Allocate_commons_task): Add mapfile_ field.
2425 Update constructor. Change all callers.
2426 * symtab.h (class Symbol_table): Update declarations.
2427 * layout.cc: Include "mapfile.h".
2428 (Layout_task_runner::run): Print information to mapfile.
2429 (Layout::create_gold_note): Change Output_data_fixed_space to
2430 Output_data_zero_fill.
2431 (Layout::create_build_id): Likewise.
2432 (Layout::print_to_mapfile): New function.
2433 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2434 constructor. Change caller.
2435 (class Layout): Declare print_to_mapfile.
2436 * output.cc (Output_section::Input_section::print_to_mapfile): New
2438 (Output_section::add_input_section): If producing a map, always
2439 add to input_sections_ list.
2440 (Output_section::do_print_to_mapfile): New function.
2441 (Output_segment::print_sections_to_mapfile): New function.
2442 (Output_segment::print_section_list_to_mapfile): New function.
2443 * output.h: Include "mapfile.h".
2444 (Output_data::print_to_mapfile): New function.
2445 (Output_data::do_print_to_mapfile): New virtual function.
2446 (Output_segment_headers::do_print_to_mapfile): New function.
2447 (Output_file_header::do_print_to_mapfile): New function.
2448 (Output_data_const::do_print_to_mapfile): New function.
2449 (class Output_data_const_buffer): Add map_name_ field. Update
2450 constructor. Change all callers. Add do_print_to_mapfile
2452 (class Output_data_fixed_space): Likewise.
2453 (class Output_data_space): Likewise.
2454 (class Output_data_zero_fill): New class.
2455 (Output_data_strtab::do_print_to_mapfile): New function.
2456 (Output_data_reloc_base::do_print_to_mapfile): New function.
2457 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2458 (Output_data_group::do_print_to_mapfile): New function.
2459 (Output_data_got::do_print_to_mapfile): New function.
2460 (Output_data_dynamic::do_print_to_mapfile): New function.
2461 (Output_symtab_xindex::do_print_to_mapfile): New function.
2462 (class Output_section): Declare do_print_to_mapflie. Declare
2463 print_to_mapfile in Input_section.
2464 (class Output_segment): Declare new functions.
2465 * object.h (Sized_relobj::symbol_count): New function.
2466 * script-sections.cc
2467 (Output_section_element_dot_assignment::set_section_addresses):
2468 Change Output_data_fixed_space to Output_data_zero_fill.
2469 (Output_data_expression::do_print_to_mapfile): New function.
2470 * script.cc (read_input_script): Add mapfile parameter. Change
2472 * script.h (read_input_script): Update declaration.
2473 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2474 (Eh_frame::do_print_to_mapfile): New function.
2475 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2476 (Output_merge_string::do_print_to_mapfile): New function.
2477 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2479 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2481 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2483 * Makefile.am (CCFILES): Add mapfile.cc.
2484 (HFILES): Add mapfile.h.
2485 * Makefile.in: Rebuild.
2487 2008-05-19 Ian Lance Taylor <iant@google.com>
2489 * options.h (class General_options): Add -z relro.
2490 * layout.cc (Layout::Layout): Initialize relro_segment_.
2491 (Layout::add_output_section_data): Return the output section.
2492 (Layout::make_output_section): Rcognize relro sections and mark
2494 (Layout::attach_allocated_section_to_segment): Put relro sections
2495 in a PT_GNU_RELRO segment.
2496 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2498 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2500 (Layout::linkonce_mapping): Map d.rel.ro.local to
2502 (Layout::output_section_name): Us .data.rel.ro.local for any
2503 section which begins with that.
2504 * layout.h (class Layout): Update add_output_section_data
2505 declaration. Add relro_segment_ field.
2506 * output.cc (Output_section::Output_section): Initialize is_relro_
2507 and is_relro_local_ fields.
2508 (Output_segment::add_output_section): Group relro sections.
2509 (Output_segment::is_first_section_relro): New function.
2510 (Output_segment::maximum_alignment): If there is a relro section,
2511 align the segment to the common page size.
2512 (Output_segment::set_section_addresses): Track whether we are
2513 looking at relro sections. If the last section is a relro
2514 section, align to the common page size.
2515 (Output_segment::set_section_list_addresses): Add in_relro
2516 parameter. Change all callers. Align to the page size when
2517 moving from relro to non-relro section.
2518 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2520 * output.h (class Output_section): Add is_relro_ and
2521 is_relro_local_ fields.
2522 (Output_section::is_relro): New function.
2523 (Output_section::set_is_relro): New function.
2524 (Output_section::is_relro_local): New function.
2525 (Output_section::set_is_relro_local): New function.
2526 (class Output_segment): Update declarations.
2527 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2528 * sparc.cc (Target_sparc::got_section): Likewise.
2529 * x86_64.cc (Target_x86_64::got_section): Likewise.
2530 * testsuite/relro_test_main.cc: New file.
2531 * testsuite/relro_test.cc: New file.
2532 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2533 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2534 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2535 (relro_test.so, relro_test_pic.o): New targets.
2536 * testsuite/Makefile.in: Rebuild.
2538 2008-05-16 Ian Lance Taylor <iant@google.com>
2540 * output.cc (Output_segment::add_output_section): Remove front
2542 * output.h (class Output_segment): Remove
2543 add_initial_output_section and overloaded add_output_section.
2544 Update declaration of remaining add_output_section.
2545 * layout.cc (Layout::create_interp): Call add_output_section
2546 rather than add_initial_output_section.
2547 (Layout::finish_dynamic_section): Likewise.
2549 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2550 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2551 know the dynamic type.
2552 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2553 field. Initialize it in constructor.
2554 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2555 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2556 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2559 * output.cc (Output_reloc::get_address): Change return type to
2561 * output.h (class Output_reloc): Update get_address declaration.
2562 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2563 for section addresses.
2565 2008-05-09 Ian Lance Taylor <iant@google.com>
2568 * gold.cc (gold_nomem): Use return value of write.
2570 2008-05-08 Ian Lance Taylor <iant@google.com>
2572 * symtab.c (Symbol::init_base_output_data): Add version
2573 parameter. Change all callers.
2574 (Symbol::init_base_output_segment): Likewise.
2575 (Symbol::init_base_constant): Likewise.
2576 (Symbol::init_base_undefined): Likewise.
2577 (Sized_symbol::init_output_data): Likewise.
2578 (Sized_symbol::init_output_segment): Likewise.
2579 (Sized_symbol::init_constant): Likewise.
2580 (Sized_symbol::init_undefined): Likewise.
2581 (Symbol_table::do_define_in_output_data): If the new symbol has a
2582 version, mark it as the default.
2583 (Symbol_table::do_define_in_output_segment): Likewise.
2584 (Symbol_table::do_define_as_constant): Likewise.
2585 * symtab.h (class Symbol): Update declarations.
2586 (class Sized_symbol): Likewise.
2587 * resolve.cc (Symbol::override_version): New function.
2588 (Symbol::override_base): Call override_version.
2589 (Symbol::override_base_with_special): Likewise.
2590 * testsuite/ver_script_8.script: New file.
2591 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2592 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2593 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2594 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2596 2008-05-06 Ian Lance Taylor <iant@google.com>
2599 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2601 (class General_options): Remove existing --undefined, and add
2602 --no-undefined instead. Add new --undefined as synonym for -u.
2603 * archive.cc (Archive::add_symbols): Check whether symbol was
2605 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2606 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2607 all uses. Add IS_UNDEFINED. Update declarations to split
2608 different versions of init_base. Declare init_base_undefined.
2609 (Symbol::is_defined): Handle IS_UNDEFINED.
2610 (Symbol::is_undefined): Likewise.
2611 (Symbol::is_weak_undefined): Call is_undefined.
2612 (Symbol::is_absolute): Handle IS_CONSTANT.
2613 (class Sized_symbol): Update declarations to split different
2614 versions of init. Declare init_undefined.
2615 (class Symbol_table): Declare new functions.
2616 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2618 (Symbol::init_base_output_data): Likewise.
2619 (Symbol::init_base_output_segment): Likewise.
2620 (Symbol::init_base_constant): Likewise.
2621 (Symbol::init_base_undefined): New function.
2622 (Sized_symbol::init_object): Rename from init. Change all
2624 (Sized_symbol::init_output_data): Likewise.
2625 (Sized_symbol::init_output_segment): Likewise.
2626 (Sized_symbol::init_constant): Likewise.
2627 (Sized_symbol::init_undefined): New function.
2628 (Symbol_table::add_undefined_symbols_from_command_line): New
2630 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2632 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2633 (Symbol::output_section): Likewise.
2634 (Symbol::set_output_section): Likewise.
2635 (Symbol_table::sized_finalize_symbol): Likewise.
2636 (Symbol_table::sized_write_globals): Likewise.
2637 * resolve.cc (Symbol_table::should_override): Likewise.
2638 (Symbol::override_base_with_special): Likewise.
2640 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2641 symbol, change it to have default visibility.
2642 * testsuite/protected_1.cc: New file.
2643 * testsuite/protected_2.cc: New file.
2644 * testsuite/protected_3.cc: New file.
2645 * testsuite/protected_main_1.cc: New file.
2646 * testsuite/protected_main_2.cc: New file.
2647 * testsuite/protected_main_3.cc: New file.
2648 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2649 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2650 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2651 (protected_1.so): New target.
2652 (protected_1_pic.o, protected_2_pic.o): New targets.
2653 (protected_3_pic.o): New target.
2654 (check_PROGRAMS): Add protected_2.
2655 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2656 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2657 * testsuite/Makefile.in: Rebuild.
2659 * options.h (DEFINE_var): Add set_user_set_##varname__.
2660 (DEFINE_bool_alias): New macro.
2661 (class General_options): Define -Bstatic using DEFINE_bool_alias
2662 rather than DEFINE_special. Add --undefined as an alias for -z
2664 * options.cc (General_options::parse_Bstatic): Remove.
2666 * options.h (class General_options): Add --fatal-warnings.
2667 * main.cc (main): Implement --fatal-warnings.
2668 * errors.h (Errors::warning_count): New function.
2670 * options.h (class General_options): Add -Bsymbolic-functions.
2671 * symtab.h (Symbol::is_preemptible): Check for
2672 -Bsymbolic-functions.
2674 2008-05-05 Ian Lance Taylor <iant@google.com>
2676 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2677 as noVARNAME rather than no-VARNAME.
2678 (class General_options): Add option -z combreloc.
2679 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2681 (Output_reloc::sort_before) [SHT_REL]: New function.
2682 (Output_reloc::sort_before) [SHT_RELA]: New function.
2683 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2684 Sort_relocs_comparison.
2685 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2686 parameter. Change all callers.
2687 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2688 sort_relocs parameter. Change all callers.
2689 * output.cc (Output_reloc::get_address): New function, broken out
2691 (Output_reloc::write_rel): Call it.
2692 (Output_reloc::compare): New function.
2693 (Output_data_reloc_base::do_write): Optionally sort relocs.
2695 * configure.ac: If targ_extra_obj is set, link it in.
2696 * configure.tgt: Initialize all variables.
2697 (x86_64*): Set targ_extra_obj and targ_extra_size.
2698 * configure: Rebuild.
2700 * object.cc (Sized_relobj::include_section_group): Adjust section
2701 indexes read from group data. Build vector to pass to
2703 * layout.cc (Layout::layout_group): Add flags and shndxes
2704 parameters. Remove contents parameter. Change caller. Update
2705 explicit instantiations.
2706 * layout.h (class Layout): Update layout_group declaration.
2707 * output.cc (Output_data_group::Output_data_group): Add flags and
2708 input_shndxes parameters. Remove contents parameter. Change
2710 (Output_data_group::do_write): Change input_sections_ to
2712 * output.h (class Output_data_group): Update constructor
2713 declaration. Rename input_sections_ to input_shndxes_.
2714 * testsuite/many_sections_test.cc: Add template.
2716 2008-04-30 Cary Coutant <ccoutant@google.com>
2718 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2720 * layout.cc (Layout::include_section): Refactored check for debug
2722 (Layout::add_comdat): Add new parameters. Change type
2723 of signature parameter. Add object and shndx to signatures table.
2724 (Layout::find_kept_object): New function.
2725 * layout.h: Include <cstring>.
2726 (Layout::is_debug_info_section): New function.
2727 (Layout::add_comdat): Add new parameters.
2728 (Layout::find_kept_object): New function.
2729 (Layout::Kept_section): New struct.
2730 (Layout::Signatures): Change type of map range.
2731 * object.cc (Relobj::output_section_address): New function.
2732 (Sized_relobj::include_section_group): Add new parameters. Change
2733 calls to Layout::add_comdat. Change to build table of kept comdat
2734 groups and table mapping discarded sections to kept sections.
2735 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2736 (Sized_relobj::do_layout): Change calls to include_section_group and
2737 include_linkonce_section.
2738 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2739 value to zero when section is discarded.
2740 (Sized_relobj::map_to_kept_section): New function.
2741 * object.h (Relobj::output_section_address): New function.
2742 (Relobj::Comdat_group): New type.
2743 (Relobj::find_comdat_group): New function.
2744 (Relobj::Comdat_group_table): New type.
2745 (Relobj::Kept_comdat_section): New type.
2746 (Relobj::Kept_comdat_section_table): New type.
2747 (Relobj::add_comdat_group): New function.
2748 (Relobj::set_kept_comdat_section): New function.
2749 (Relobj::get_kept_comdat_section): New function.
2750 (Relobj::comdat_groups_): New field.
2751 (Relobj::kept_comdat_sections_): New field.
2752 (Symbol_value::input_value): Update comment.
2753 (Sized_relobj::map_to_kept_section) New function.
2754 (Sized_relobj::include_linkonce_section): Add new parameter.
2755 * target-reloc.h (Comdat_behavior): New type.
2756 (get_comdat_behavior): New function.
2757 (relocate_section): Add code to map a discarded section to the
2758 corresponding kept section when applying a relocation.
2760 2008-04-30 Craig Silverstein <csilvers@google.com>
2762 * dwarf_reader.cc (next_generation_count): New static var.
2763 (Addr2line_cache_entry): New struct.
2764 (addr2line_cache): New static var.
2765 (Dwarf_line_info::one_addr2line): Added caching.
2766 (Dwarf_line_info::clear_addr2line_cache): New function.
2767 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2768 cache-size parameter.
2769 (Dwarf_line_info::one_addr2line_cache): New function.
2770 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2771 new cache-size argument to one_addr2line(), and clear cache.
2773 2008-04-28 Cary Coutant <ccoutant@google.com>
2775 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2776 R_386_PC8 relocations.
2778 2008-04-23 Ian Lance Taylor <iant@google.com>
2780 * object.cc (Sized_relobj::include_section_group): Check for
2781 invalid section group.
2783 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2786 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2787 than read for file header.
2788 * archive.cc (Archive::include_member): Likewise.
2790 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2792 * aclocal.m4: Regenerate.
2793 * configure: Regenerate.
2795 2008-04-19 Ian Lance Taylor <iant@google.com>
2797 * version.cc (version_string): Bump to 1.6.
2799 * testsuite/Makefile.am (many_sections_r_test): New target.
2800 (many_sections_r_test_SOURCES): Remove.
2801 (many_sections_r_test_DEPENDENCIES): Remove.
2802 (many_sections_r_test_LDFLAGS): Remove.
2803 (many_sections_r_test_LDADD): Remove.
2805 * object.cc (Sized_relobj::do_add_symbols): Always pass
2806 local_symbol_count_ to add_from_relobj.
2808 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2809 every thousand variables.
2810 * testsuite/Makefile.in: Rebuild.
2812 * object.cc (Xindex::initialize_symtab_xindex): New function.
2813 (Xindex::read_symtab_xindex): New function.
2814 (Xindex::sym_xindex_to_shndx): New function.
2815 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2817 (Sized_relobj::do_initialize_xindex): New function.
2818 (Sized_relobj::do_read_symbols): Adjust section links.
2819 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2820 parameter. Change all callers.
2821 (Sized_relobj::include_section_group): Adjust section links and
2822 symbol section indexes.
2823 (Sized_relobj::do_layout): Adjust section links.
2824 (Sized_relobj::do_count_local_symbols): Adjust section links and
2825 symbol section indexes.
2826 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2827 ordinary and special symbols.
2828 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2829 dynsym_xindex parameters. Change all callers. Adjust section
2830 links. Use SHN_XINDEX when needed.
2831 (Sized_relobj::get_symbol_location_info): Adjust section links.
2832 Don't get fooled by special symbols.
2833 * object.h (class Xindex): Define.
2834 (class Object): Add xindex_ parameter. Declare virtual functoin
2835 do_initialize_xindex.
2836 (Object::adjust_sym_shndx): New function.
2837 (Object::set_xindex): New protected function.
2838 (class Symbol_value): Add is_ordinary_shndx_ field.
2839 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2840 (Symbol_value::value): Assert ordinary section.
2841 (Symbol_value::initialize_input_to_output_map): Likewise.
2842 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2844 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2846 (class Sized_relobj): Update declarations.
2847 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2848 parameter. Change all callers.
2849 (Sized_relobj::adjust_shndx): New function.
2850 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2852 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2853 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2854 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2855 (Sized_dynobj::read_dynsym_section): Adjust section links.
2856 (Sized_dynobj::read_dynamic): Likewise.
2857 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2859 (Sized_dynobj::do_initialize_xindex): New function.
2860 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2861 do_initialize_xindex.
2862 (Sized_dynobj::adjust_shndx): New function.
2863 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2864 dynsym_xindex_ fields.
2865 (Layout::finalize): Add a call to set_section_indexes before
2866 creating the symtab sections.
2867 (Layout::set_section_indexes): Don't do anything if the section
2868 already has a section index.
2869 (Layout::create_symtab_sections): Add shnum parameter. Change
2870 caller. Create .symtab_shndx section if needed.
2871 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2873 (Layout::allocated_output_section_count): New function.
2874 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2876 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2877 fields. Update declarations.
2878 (Layout::symtab_xindex): New function.
2879 (Layout::dynsym_xindex): New function.
2880 (class Write_symbols_task): Add layout_ field.
2881 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2883 * output.cc (Output_section_headers::Output_section_headers): Add
2884 shstrtab_section parameter. Change all callers.
2885 (Output_section_headers::do_sized_write): Store overflow values
2886 for section count and section string table section index in
2887 section header zero.
2888 (Output_file_header::do_sized_write): Check for overflow of
2889 section count and section string table section index.
2890 (Output_symtab_xindex::do_write): New function.
2891 (Output_symtab_xindex::endian_do_write): New function.
2892 * output.h (class Output_section_headers): Add shstrtab_section_.
2893 Update declarations.
2894 (class Output_symtab_xindex): Define.
2895 (Output_section::has_out_shndx): New function.
2896 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2898 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2900 (Sized_symbol::init): Likewise.
2901 (Symbol::output_section): Check for ordinary symbol.
2902 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2903 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2905 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2906 Change all callers. Simplify handling of symbols from sections
2907 not included in the link.
2908 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2910 (Weak_alias_sorter::operator()): Assert that symbols are
2912 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2914 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2915 parameters. Change all callers.
2916 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2917 symbol distinction. Use SHN_XINDEX when needed.
2918 (Symbol_table::write_section_symbol): Add symtab_xindex
2919 parameter. Change all callers.
2920 (Symbol_table::sized_write_section_symbol): Likewise. Use
2921 SHN_XINDEX when needed.
2922 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2924 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2925 (Symbol::is_defined): Check is_ordinary.
2926 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2927 (Symbol::is_absolute, Symbol::is_common): Likewise.
2928 (class Sized_symbol): Update declarations.
2929 (class Symbol_table): Update declarations.
2930 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2931 parameters. Change all callers.
2932 (Sized_symbol::override): Likewise.
2933 (Symbol_table::override): Likewise.
2934 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2935 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2936 is_ordinary, and orig_st_shndx parameters. Change all callers.
2937 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2938 to be in an ordinary section.
2939 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2940 object and is_ordinary parameters. Change all callers.
2941 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2942 Change all callers. Don't add undefined or non-ordinary symbols
2944 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2946 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2948 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2949 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2950 (Sized_relobj::relocate_sections): Likewise.
2951 * target-reloc.h (scan_relocs): Adjust section symbol index.
2952 (scan_relocatable_relocs): Likewise.
2953 * i386.cc (Scan::local): Check for ordinary symbols.
2954 * sparc.cc (Scan::local): Likewise.
2955 * x86_64.cc (Scan::local): Likewise.
2956 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2957 to symbol_section_and_value.
2958 * testsuite/many_sections_test.cc: New file.
2959 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2960 (check_PROGRAMS): Add many_sections_test.
2961 (many_sections_test_SOURCES): Define.
2962 (many_sections_test_DEPENDENCIES): Define.
2963 (many_sections_test_LDFLAGS): Define.
2964 (BUILT_SOURCES): Add many_sections_define.h.
2965 (many_sections_define.h): New target.
2966 (BUILT_SOURCES): Add many_sections_check.h.
2967 (many_sections_check.h): New target.
2968 (check_PROGRAMS): Add many_sections_r_test.
2969 (many_sections_r_test_SOURCES): Define.
2970 (many_sections_r_test_DEPENDENCIES): Define.
2971 (many_sections_r_test_LDFLAGS): Define.
2972 (many_sections_r_test_LDADD): Define.
2973 (many_sections_r_test.o): New target.
2974 * testsuite/Makefile.in: Rebuild.
2976 2008-04-17 Cary Coutant <ccoutant@google.com>
2978 * errors.cc (Errors::info): New function.
2979 (gold_info): New function.
2980 * errors.h (Errors::info): New function.
2981 * gold.h (gold_info): New function.
2982 * object.cc (Input_objects::add_object): Print trace output.
2983 * options.cc (options::parse_set): New function.
2984 (General_options::parse_wrap): Deleted.
2985 (General_options::General_options): Deleted initializer.
2986 * options.h (options::String_set): New typedef.
2987 (options::parse_set): New function.
2988 (DEFINE_set): New macro.
2989 (General_options::wrap): Changed to use DEFINE_set. Changed
2990 callers of any_wrap_symbols and is_wrap_symbol.
2991 (General_options::trace, General_options::trace_symbol):
2993 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2994 (General_options::wrap_symbols_): Deleted.
2995 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2997 2008-04-17 David S. Miller <davem@davemloft.net>
2999 * options.cc (General_options::parse_V): New function.
3000 * options.h: Add entries for -V and -Qy.
3002 2008-04-17 Ian Lance Taylor <iant@google.com>
3004 * common.cc (Symbol_table::allocate_commons): Remove options
3005 parameter. Change caller.
3006 (Symbol_table::do_allocate_commons): Remove options parameter.
3007 Change caller. Just call do_allocate_commons_list twice.
3008 (Symbol_table::do_allocate_commons_list): New function, broken out
3009 of do_allocate_commons.
3010 * common.h (class Allocate_commons_task): Remove options_ field.
3012 * symtab.cc (Symbol_table::Symbol_table): Initialize
3014 (Symbol_table::add_from_object): Put TLS common symbols on
3016 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3017 which are IN_OUTPUT_DATA.
3018 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3019 allocate_commons and do_allocate_commons declarations. Declare
3020 do_allocate_commons_list.
3021 * gold.cc (queue_middle_tasks): Update creation of
3022 Allocate_commons_task to not pass options.
3023 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3024 (TLS_TEST_C_FLAGS): New variable.
3025 (tls_test_c_pic.o): New target.
3026 (tls_test_shared.so): Link in tls_test_c_pic.o.
3027 (tls_test_c_pic_ie.o): New target.
3028 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3029 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3030 (tls_test_c.o): New target.
3031 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3032 (tls_pic_test_LDADD): Likewise.
3033 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3034 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3035 (tls_test_c_gnu2.o): New target.
3036 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3038 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3039 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3040 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3041 * testsuite/tls_test.cc: Include "config.h".
3042 (t_last): Call t11_last.
3043 * testsuite/tls_test.h (t11, t11_last): Declare.
3044 * testsuite/tls_test_c.c: New file.
3045 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3046 * configure.ac: Check for OpenMP support.
3047 * configure, config.in, Makefile.in: Rebuild.
3048 * testsuite/Makefile.in: Rebuild.
3050 2008-04-16 Cary Coutant <ccoutant@google.com>
3052 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3053 (Target_i386::tls_base_symbol_defined_): New field.
3054 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3055 (Target_i386::Scan::global): Likewise.
3056 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3057 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3058 (Target_x86_64::tls_base_symbol_defined_): New field.
3059 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3060 (Target_x86_64::Scan::global): Likewise.
3062 2008-04-16 Cary Coutant <ccoutant@google.com>
3064 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3065 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3066 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3067 building shared libraries.
3068 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3069 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3070 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3071 * testsuite/Makefile.in: Rebuild.
3072 * testsuite/weak_undef.h: New file.
3073 * testsuite/weak_undef_file1.cc: Add extra test cases.
3074 * testsuite/weak_undef_file2.cc: Likewise.
3075 * testsuite/weak_undef_test.cc: Likewise.
3077 2008-04-16 David S. Miller <davem@davemloft.net>
3079 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3080 Add issued_non_pic_error_ field. Declare check_non_pic.
3081 (Target_sparc::Scan::check_non_pic): New function.
3082 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3083 (Target_sparc::Scan::global): Likewise.
3085 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3086 * configure: Rebuild.
3088 * options.h (DEFINE_enable): New macro.
3089 (new_dtags): New enable option.
3090 (initfirst, interpose, loadfltr, nodefaultlib,
3091 nodelete, nodlopen, nodump): New -z options.
3092 * layout.cc (Layout:finish_dynamic_section): If new
3093 dtags enabled, emit DT_RUNPATH. Also, emit a
3094 DT_FLAGS_1 containing any specified -z flags.
3096 2008-04-16 Ian Lance Taylor <iant@google.com>
3098 * copy-relocs.cc: New file.
3099 * copy-relocs.h: New file.
3100 * reloc.cc: Remove Copy_relocs code.
3101 * reloc.h: Likewise.
3102 * reloc-types.h (struct Reloc_types) [both versions]: Add
3103 get_reloc_addend_noerror.
3104 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3105 variants of add_global which take an addend which must be zero.
3106 * i386.cc: Include "copy-relocs.h".
3107 (class Target_i386): Change type of copy_relocs_ to variable,
3109 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3111 (Target_i386::do_finalize_sections): Change handling of
3113 * sparc.cc: Include "copy-relocs.h".
3114 (class Target_sparc): Change type of copy_relocs_ to variable,
3116 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3118 (Target_sparc::do_finalize_sections): Change handling of
3120 * x86_64.cc: Include "copy-relocs.h".
3121 (class Target_x86_64): Change type of copy_relocs_ to variable,
3123 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3124 class. Change all callers.
3125 (Target_x86_64::do_finalize_sections): Change handling of
3127 * Makefile.am (CCFILES): Add copy-relocs.cc.
3128 (HFILES): Add copy-relocs.h.
3130 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3132 * testsuite/script_test_4.sh: Permit leading zeroes.
3134 2008-04-15 Ian Lance Taylor <iant@google.com>
3136 * script-sections.cc (Script_sections::create_segments): Use
3137 header_size_adjustment even when there is enough room for the
3139 * testsuite/script_test_4.sh: New file.
3140 * testsuite/script_test_4.t: New file.
3141 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3142 (check_DATA): Add script_test_4.stdout.
3143 (MOSTLYCLEANFILES): Likewise.
3144 (script_test_4): New target.
3145 (script_test_4.stdout): New target.
3146 * testsuite/Makefile.in: Rebuild.
3148 * sparc.cc: Add definitions for Output_data_plt_sparc class
3151 2008-04-14 David S. Miller <davem@davemloft.net>
3153 * sparc.cc: New file.
3154 * Makefile.am (TARGETSOURCES): Add sparc.cc
3155 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3156 * configure.tgt: Document targ_extra_size and
3157 targ_extra_big_endian. Add entries for sparc-* and
3159 * configure.ac: Handle targ_extra_size and
3160 targ_extra_big_endian.
3161 * Makefile.in: Rebuild.
3162 * configure: Likewise.
3163 * po/POTFILES.in: Likewise.
3164 * po/gold.pot: Likewise.
3166 2008-04-14 Ian Lance Taylor <iant@google.com>
3168 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3169 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3170 in the name/type/flags to section mapping. Don't call
3171 allocate_output_section.
3172 (Layout::choose_output_section): Change parameter from adjust_name
3173 to is_input_section. Don't permit input sections after sections
3174 are attached to segments. Don't call allocate_output_section.
3175 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3176 not write_enable_output_section.
3177 (Layout::make_output_section): Don't push to
3178 unattached_section_list_ nor call attach_to_segment. Call
3179 attach_section_to_segment if sections are attached.
3180 (Layout::attach_sections_to_segments): New function.
3181 (Layout::attach_section_to_segment): New function.
3182 (Layout::attach_allocated_section_to_segment): Rename from
3183 attach_to_segment. Remove flags parameter.
3184 (Layout::allocate_output_section): Remove function.
3185 (Layout::write_enable_output_section): Remove function.
3186 * layout.h (class Layout): Update for above changes. Add new
3187 field sections_are_attached_.
3188 * output.h (Output_section::update_flags_for_input_section): New
3190 * output.cc (Output_section::add_input_section): Call
3191 update_flags_for_input_section.
3192 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3194 2008-04-11 Cary Coutant <ccoutant@google.com>
3196 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3197 thought unnecessary.
3198 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3200 2008-04-11 Ian Lance Taylor <iant@google.com>
3202 * output.h (class Output_section_data): Remove inline definition
3204 * output.cc (Output_section_data::set_addralign): New function.
3206 2008-04-11 Cary Coutant <ccoutant@google.com>
3208 Add support for TLS descriptors for i386 and x86_64.
3209 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3210 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3211 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3213 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3214 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3215 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3217 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3218 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3219 Fix problem with initial-exec relocations.
3220 (Target_i386::Relocate::relocate_tls): Likewise.
3221 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3223 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3224 support for section-plus-offset dynamic table entries.
3225 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3226 (Output_data_dynamic::Dynamic_entry): Add support for
3227 section-plus-offset dynamic table entries.
3228 (Output_data_dynamic::Classification): Likewise.
3229 (Output_data_dynamic::classification_): Renamed offset_.
3230 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3231 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3232 (Target_x86_64::make_plt_section): New function.
3233 (Target_x86_64::reserve_tlsdesc_entries): New function.
3234 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3235 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3236 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3237 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3238 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3239 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3240 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3241 add extra PLT entry for TLS descriptors.
3242 (Output_data_plt_x86_64::got_): New field.
3243 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3244 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3246 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3248 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3249 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3250 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3251 R_386_TLS_DESC_CALL relocations.
3252 (Target_x86_64::Scan::global): Likewise.
3253 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3254 for TLS descriptors.
3255 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3256 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3257 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3258 GD-to-IE relaxation.
3259 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3260 and TLS_DESCRIPTORS.
3261 * Makefile.in: Rebuild.
3262 * configure: Rebuild.
3263 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3264 (tls_test_shared2.so): New target.
3265 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3266 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3267 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3268 (tls_shared_gd_to_ie_test_LDADD): New variable.
3269 (tls_shared_gnu2_gd_to_ie_test): New target.
3270 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3272 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3273 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3274 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3275 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3276 (tls_shared_gnu2_test): New target.
3277 (tls_test_gnu2_shared.so): New target.
3278 (tls_shared_gnu2_test_SOURCES): New variable.
3279 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3280 (tls_shared_gnu2_test_LDFLAGS): New variable.
3281 (tls_shared_gnu2_test_LDADD): New variable.
3282 * testsuite/Makefile.in: Rebuild.
3283 * testsuite/Makefile.
3285 2008-04-11 Ian Lance Taylor <iant@google.com>
3287 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3289 * testsuite/Makefile.in: Rebuild.
3291 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3293 * testsuite/script_test_2.cc (main): Adjust test.
3295 2008-04-11 David S. Miller <davem@davemloft.net>
3296 Ian Lance Taylor <iant@google.com>
3298 * options.h (General_options): Add entries for '-Y' and
3300 * options.cc (General_options:finalize): If -Y was used, add those
3301 entries to the library path instead of the default "/lib" and
3304 2008-04-11 David S. Miller <davem@davemloft.net>
3306 * testsuite/justsyms.t: Start at 0x100.
3307 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3308 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3310 * testsuite/script_test_2.cc: Adjust string and section length
3313 2008-04-09 Ian Lance Taylor <iant@google.com>
3316 * script-sections.cc (Sections_element::allocate_to_segment): Add
3318 (Output_section_definition::allocate_to_segment): Likewise.
3319 (Orphan_output_section::allocate_to_segment): Likewise.
3320 (Script_sections::attach_sections_using_phdrs_clause): Don't
3321 propagate non-PT_LOAD segments to orphan sections.
3322 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3323 readelf rather than objdump.
3324 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3325 .interp section and PT_INTERP segment are the same size.
3326 * testsuite/Makefile.in: Rebuild.
3328 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3329 aliases for symbols defined in the same object.
3330 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3331 (weak_alias_test_SOURCES): New variable.
3332 (weak_alias_test_DEPENDENCIES): New variable.
3333 (weak_alias_test_LDFLAGS): New variable.
3334 (weak_alias_test_LDADD): New variable.
3335 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3336 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3337 (weak_alias_test_3.o): New target.
3338 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3339 * testsuite/weak_alias_test_main.cc: New file.
3340 * testsuite/weak_alias_test_1.cc: New file.
3341 * testsuite/weak_alias_test_2.cc: New file.
3342 * testsuite/weak_alias_test_3.cc: New file.
3344 2008-04-08 Ian Lance Taylor <iant@google.com>
3346 * options.h (class General_options): Add --noinhibit-exec option.
3347 * main.cc (main): Check --noinhibit-exec.
3349 * options.h (class General_options): Define --wrap as a special
3350 option. Add wrap_symbols_ field.
3351 (General_options::any_wrap_symbols): New function.
3352 (General_options::is_wrap_symbol): New function.
3353 * options.cc (General_options::parse_wrap): New function.
3354 (General_options::General_options): Initialize wrap_symbols_.
3355 * symtab.cc (Symbol_table::wrap_symbol): New function.
3356 (Symbol_table::add_from_object): Handle --wrap.
3357 * symtab.h (class Symbol_table): Declare wrap_symbol.
3358 * target.h (Target::wrap_char): New function.
3359 (Target::Target_info): Add wrap_char field.
3360 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3361 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3362 * testsuite/testfile.cc (Target_test::test_target_info):
3365 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3368 * layout.h (class Layout): Add added_eh_frame_data_ field.
3369 * layout.cc (Layout::Layout): Initialize new field.
3370 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3371 output section until we find a section we merged successfully.
3372 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3373 that the size be non-zero.
3375 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3378 2008-04-08 Craig Silverstein <csilvers@google.com>
3380 * configure.ac: Export new conditional variable HAVE_ZLIB.
3381 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3383 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3384 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3386 2008-04-07 Ian Lance Taylor <iant@google.com>
3388 * version.cc (version_string): Set to "1.5".
3390 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3391 Add issued_non_pic_error_ field. Declare check_non_pic.
3392 (Target_x86_64::Scan::check_non_pic): New function.
3393 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3394 (Target_x86_64::Scan::global): Likewise.
3396 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3397 addend parameter. Change caller. Handle merge sections.
3398 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3399 Address to Addend. Don't add in the result of
3400 local_section_offset, pass down the addend and use the returned
3402 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3403 Update declarations of local_section_offset and symbol_value.
3404 * testsuite/two_file_test_1.cc (t18): New function.
3405 * testsuite/two_file_test_2.cc (f18): New function.
3406 * testsuite/two_file_test_main.cc (main): Call t18.
3407 * testsuite/two_file_test.h (t18, f18): Declare.
3409 * configure.ac: Don't test for objdump, c++filt, or readelf.
3410 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3412 (TEST_READELF): New variable.
3413 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3414 (check_PROGRAMS): Add two_file_strip_test.
3415 (two_file_strip_test): New target.
3416 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3417 (two_file_same_shared_strip_test_SOURCES): New variable.
3418 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3419 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3420 (two_file_same_shared_strip_test_LDADD): New variable.
3421 (two_file_shared_strip.so): New target.
3422 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3423 (ver_test_5.syms, ver_test_7.syms): Likewise.
3424 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3425 (strip_test_3.stdout): Use TEST_OBJDUMP.
3426 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3428 2008-04-04 Cary Coutant <ccoutant@google.com>
3430 * symtab.h (Symbol::is_weak_undefined): New function.
3431 (Symbol::is_strong_undefined): New function.
3432 (Symbol::is_absolute): New function.
3433 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3434 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3436 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3437 (weak_undef_test): New target.
3438 * testsuite/Makefile.in: Rebuild.
3439 * testsuite/weak_undef_file1.cc: New file.
3440 * testsuite/weak_undef_file2.cc: New file.
3441 * testsuite/weak_undef_test.cc: New file.
3443 2008-04-03 Craig Silverstein <csilvers@google.com>
3445 * compressed_output.h (class Output_compressed_section): Use
3447 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3449 (zlib_compressed_suffix): Removed.
3450 (Output_compressed_section::set_final_data_size): Use unsigned
3452 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3453 Fix linker invocation.
3454 (flagstest_o_specialfile_and_compress_debug_sections):
3456 * testsuite/Makefile.in: Regenerated.
3458 2008-04-02 David S. Miller <davem@davemloft.net>
3460 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3461 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3463 2008-04-02 Craig Silverstein <csilvers@google.com>
3467 2008-04-02 Ian Lance Taylor <iant@google.com>
3469 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3470 parameters. Update for new key type to views_. Change all
3472 (File_read::read): Adjust for byteshift in returned view.
3473 (File_read::add_view): New function, broken out of
3475 (File_read::make_view): New function, broken out of
3477 (File_read::find_or_make_view): Add offset and aligned
3478 parameters. Rewrite accordingly. Change all callers.
3479 (File_read::get_view): Add offset and aligned parameters. Adjust
3480 for byteshift in return value.
3481 (File_read::get_lasting_view): Likewise.
3482 * fileread.h (class File_read): Update declarations.
3483 (class File_read::View): Add byteshift_ field. Add byteshift to
3484 constructor. Add byteshift method.
3485 * archive.h (Archive::clear_uncached_views): New function.
3486 (Archive::get_view): Add aligned parameter. Change all callers.
3487 * object.h (Object::get_view): Add aligned parameter. Change all
3489 (Object::get_lasting_view): Likewise.
3491 * fileread.cc (File_read::release): Don't call clear_views if
3492 there are multiple objects.
3493 * fileread.h (File_read::clear_uncached_views): New function.
3494 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3497 2008-03-31 Cary Coutant <ccoutant@google.com>
3499 Add thin archive support.
3500 * archive.cc (Archive::armagt): New const.
3501 (Archive::setup): Remove task parameter and calls to unlock.
3502 (Archive::unlock_nested_archives): New function.
3503 (Archive::read_header): Add nested_off parameter. Change
3505 (Archive::interpret_header): Likewise.
3506 (Archive::include_all_members): Change to handle thin
3508 (Archive::include_member): Likewise.
3509 * archive.h (Archive::Archive): Add new parameters and
3511 (Archive::armagt): New const.
3512 (Archive::setup): Remove task parameter.
3513 (Archive::unlock_nested_archives): New function.
3514 (Archive::read_header): Add nested_off parameter.
3515 (Archive::interpret_header): Likewise.
3516 (Archive::Nested_archive_table): New typedef.
3517 (Archive::is_thin_archive_): New field.
3518 (Archive::nested_archives_): New field.
3519 (Archive::options_): New field.
3520 (Archive::dirpath_): New field.
3521 (Archive::task_): New field.
3522 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3523 for thin archives. Pass additional parameters to
3524 Archive::Archive. Unlock the archive file after calling
3527 2008-03-29 Ian Lance Taylor <iant@google.com>
3529 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3530 version symbol to be local.
3531 * testsuite/ver_test_4.sh: New file.
3532 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3533 (check_DATA): Add ver_test_4.syms.
3534 (ver_test_4.syms): New target.
3535 * testsuite/Makefile.in: Rebuild.
3538 (Output_section::Input_section_sort_entry::has_priority): New
3540 (Output_section::Input_section_sort_entry::match_file_name): New
3542 (Output_section::Input_section_sort_entry::match_section_name):
3544 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3546 (Output_section::Input_section_sort_entry::match_section_file):
3548 (Output_section::Input_section_sort_compare::operator()): Rewrite
3549 using new Input_section_sort_entry functions. Sort crtbegin and
3550 crtend first. Sort sections with no priority before sections with
3552 * testsuite/initpri1.c (d3): Check j != 4.
3553 (cd5): New constructor/destructor function.
3554 (main): Check j != 2.
3556 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3557 new symbol when resolving, don't call set_is_default.
3558 * testsuite/ver_test_7.cc: New file.
3559 * testsuite/ver_test_7.sh: New file.
3560 * testsuite/Makefile.am (ver_test_7.so): New target.
3561 (ver_test_7.o): New target.
3562 (check_SCRIPTS): Add ver_test_7.sh.
3563 (check_DATA): Add ver_test_7.syms.
3564 (ver_test_7.syms): New target.
3566 2008-03-28 Ian Lance Taylor <iant@google.com>
3568 * layout.cc (Layout::layout): If we see an input section with a
3569 name that needs sorting, set the must_sort flag for the output
3571 (Layout::make_output_section): If the name of the output section
3572 indicates that it might require sorting, set the may_sort flag.
3573 * output.h (Output_section::may_sort_attached_input_sections): New
3575 (Output_section::set_may_sort_attached_input_sections): New
3577 (Output_section::must_sort_attached_input_sections): New
3579 (Output_section::set_must_sort_attached_input_sections): New
3581 (class Output_section): Declare Input_section_sort_entry. Define
3582 Input_section_sort_compare. Declare
3583 sort_attached_input_sections. Add new fields:
3584 may_sort_attached_input_sections_,
3585 must_sort_attached_input_sections_,
3586 attached_input_sections_are_sorted_.
3587 * output.cc (Output_section::Output_section): Initialize new
3589 (Output_section::add_input_section): Add an entry to
3590 input_sections_ if may_sort or must_sort are true.
3591 (Output_section::set_final_data_size): Call
3592 sort_attached_input_sections if necessary.
3593 (Output_section::Input_section_sort_entry): Define new class.
3594 (Output_section::Input_section_sort_compare::operator()): New
3596 (Output_section::sort_attached_input_sections): New function.
3597 * configure.ac: Check whether the compiler supports constructor
3598 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3599 * testsuite/initpri1.c: New file.
3600 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3601 CONSTRUCTOR_PRIORITY.
3602 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3603 (initpri1_LDFLAGS): New variable.
3604 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3606 2008-03-27 Ian Lance Taylor <iant@google.com>
3608 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3609 * testsuite/common_test_1.c: New file.
3610 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3611 (common_test_1_SOURCES): New variable.
3612 (common_test_1_DEPENDENCIES): New variable.
3613 (common_test_1_LDFLAGS): New variable.
3615 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3616 and commons_ correctly when NAME/VERSION does not override
3618 * testsuite/ver_test_6.c: New file.
3619 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3620 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3621 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3623 2008-03-26 Ian Lance Taylor <iant@google.com>
3625 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3626 of an undefined symbol from a version script.
3627 * testsuite/Makefile.am (ver_test_5.so): New target.
3628 (ver_test_5.o): New target.
3629 (check_SCRIPTS): Add ver_test_5.sh.
3630 (check_DATA): Add ver_test_5.syms.
3631 (ver_test_5.syms): New target.
3632 * testsuite/ver_test_5.cc: New file.
3633 * testsuite/ver_test_5.script: New file.
3634 * testsuite/ver_test_5.sh: New file.
3635 * Makefile.in, testsuite/Makefile.in: Rebuild.
3638 Fix problems building gold with gcc 4.3.0.
3639 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3640 (gold_error_at_location, gold_warning_at_location): Use it.
3641 * configure.ac: Check whether we can compile and use a template
3642 function with a printf attribute.
3643 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3644 when jumping over bytes.
3645 * object.cc: Instantiate Object::read_section_data.
3646 * debug.h: Include <cstring>
3647 * dwarf_reader.cc: Include <algorithm>
3648 * main.cc: Include <cstring>.
3649 * options.cc: Include <cstring>.
3650 * output.cc: Include <cstring>.
3651 * script.cc: Include <cstring>.
3652 * script.h: Include <string>.
3653 * symtab.cc: Include <cstring> and <algorithm>.
3654 * target-select.cc: Include <cstring>.
3655 * version.cc: Include <string>.
3656 * testsuite/testmain.cc: Include <cstdlib>.
3657 * configure, config.in: Rebuild.
3659 2008-03-25 Ian Lance Taylor <iant@google.com>
3661 * options.cc: Include "../bfd/bfdver.h".
3662 (options::help): Print bug reporting address.
3664 * version.cc (print_version): Adjust output for current value of
3669 * options.cc (options::help): Print list of supported targets.
3670 * target-select.h: Include <vector>.
3671 (class Target_selector): Make machine_, size_, and is_big_endian_
3672 fields const. Add bfd_name_ and instantiated_target_ fields.
3673 (Target_selector::Target_selector): Add bfd_name parameter.
3674 (Target_selector::recognize): Make non-virtual, call
3676 (Target_selector::recognize_by_name): Make non-virtual, call
3677 do_recognize_by_name.
3678 (Target_selector::supported_names): New function.
3679 (Target_selector::bfd_name): New function.
3680 (Target_selector::do_instantiate_target): New pure virtual
3682 (Target_selector::do_recognize): New virtual function.
3683 (Target_selector::do_recognize_by_name): New virtual function.
3684 (Target_selector::instantiate_target): New private function.
3685 (supported_target_names): Declare.
3686 * target-select.cc (Target_selector::Target_selector): Update for
3687 new parameter and fields.
3688 (select_target_by_name): Check that the name matches before
3689 calling recognize_by_name.
3690 (supported_target_names): New function.
3691 * i386.cc (class Target_selector_i386): Update Target_selector
3692 constructor call. Remove recognize and recognize_by_name. Add
3693 do_instantiate_target.
3694 * x86_64.cc (class Target_selector_x86_64): Likewise.
3695 * testsuite/testfile.cc (class Target_selector_test): Update for
3696 changes to Target_selector.
3698 * README: Rewrite, with some notes on unsupported features.
3700 2008-03-24 Cary Coutant <ccoutant@google.com>
3702 * i386.cc (Target_i386::Got_type): New enum declaration.
3703 (Target_i386::Scan::local): Updated callers of Output_data_got
3705 (Target_i386::Scan::global): Likewise.
3706 (Target_i386::Relocate::relocate): Likewise.
3707 (Target_i386::Relocate::relocate_tls): Likewise.
3708 * object.h (Got_offset_list): New class.
3709 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3710 (Sized_relobj::local_got_offset): Likewise.
3711 (Sized_relobj::set_local_got_offset): Likewise.
3712 (Sized_relobj::local_has_tls_got_offset): Removed.
3713 (Sized_relobj::local_tls_got_offset): Removed.
3714 (Sized_relobj::set_local_tls_got_offset): Removed.
3715 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3716 * output.cc (Output_data_got::add_global): Added got_type parameter.
3717 (Output_data_got::add_global_with_rel): Likewise.
3718 (Output_data_got::add_global_with_rela): Likewise.
3719 (Output_data_got::add_global_pair_with_rel): New function.
3720 (Output_data_got::add_global_pair_with_rela): New function.
3721 (Output_data_got::add_local): Added got_type parameter.
3722 (Output_data_got::add_local_with_rel): Likewise.
3723 (Output_data_got::add_local_with_rela): Likewise.
3724 (Output_data_got::add_local_pair_with_rel): New function.
3725 (Output_data_got::add_local_pair_with_rela): New function.
3726 (Output_data_got::add_global_tls): Removed.
3727 (Output_data_got::add_global_tls_with_rel): Removed.
3728 (Output_data_got::add_global_tls_with_rela): Removed.
3729 (Output_data_got::add_local_tls): Removed.
3730 (Output_data_got::add_local_tls_with_rel): Removed.
3731 (Output_data_got::add_local_tls_with_rela): Removed.
3732 * output.h (Output_data_got::add_global): Added got_type parameter.
3733 (Output_data_got::add_global_with_rel): Likewise.
3734 (Output_data_got::add_global_with_rela): Likewise.
3735 (Output_data_got::add_global_pair_with_rel): New function.
3736 (Output_data_got::add_global_pair_with_rela): New function.
3737 (Output_data_got::add_local): Added got_type parameter.
3738 (Output_data_got::add_local_with_rel): Likewise.
3739 (Output_data_got::add_local_with_rela): Likewise.
3740 (Output_data_got::add_local_pair_with_rel): New function.
3741 (Output_data_got::add_local_pair_with_rela): New function.
3742 (Output_data_got::add_global_tls): Removed.
3743 (Output_data_got::add_global_tls_with_rel): Removed.
3744 (Output_data_got::add_global_tls_with_rela): Removed.
3745 (Output_data_got::add_local_tls): Removed.
3746 (Output_data_got::add_local_tls_with_rel): Removed.
3747 (Output_data_got::add_local_tls_with_rela): Removed.
3748 * resolve.cc (Symbol::override_base_with_special): Removed
3749 reference to has_got_offset_ field.
3750 * symtab.cc (Symbol::init_fields): Replaced initialization
3751 of got_offset_ with got_offsets_. Removed initialization
3753 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3754 (Symbol::got_offset): Likewise.
3755 (Symbol::set_got_offset): Likewise.
3756 (Symbol::has_tls_got_offset): Removed.
3757 (Symbol::tls_got_offset): Removed.
3758 (Symbol::set_tls_got_offset): Removed.
3759 (Symbol::got_offset_): Removed.
3760 (Symbol::tls_mod_got_offset_): Removed.
3761 (Symbol::tls_pair_got_offset_): Removed.
3762 (Symbol::got_offsets_): New field.
3763 (Symbol::has_got_offset): Removed.
3764 (Symbol::has_tls_mod_got_offset): Removed.
3765 (Symbol::has_tls_pair_got_offset): Removed.
3766 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3767 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3769 (Target_x86_64::Scan::global): Likewise.
3770 (Target_x86_64::Relocate::relocate): Likewise.
3771 (Target_x86_64::Relocate::relocate_tls): Likewise.
3773 2008-03-25 Ben Elliston <bje@au.ibm.com>
3775 * yyscript.y: Fix spelling error in comment.
3777 2008-03-24 Ian Lance Taylor <iant@google.com>
3779 * options.h (class General_options): Define build_id option.
3780 * layout.h (class Layout): Declare write_build_id, create_note,
3781 create_build_id. Add build_id_note_ member.
3782 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3783 "libiberty.h", "md5.h", "sha1.h".
3784 (Layout::Layout): Initialize eh_frame_data_,
3785 eh_frame_hdr_section_, and build_id_note_.
3786 (Layout::finalize): Call create_build_id.
3787 (Layout::create_note): New function, broken out of
3788 Layout::create_gold_note.
3789 (Layout::create_gold_note): Call create_note.
3790 (Layout::create_build_id): New function.
3791 (Layout::write_build_id): New function.
3792 (Close_task_runner::run): Call write_build_id.
3794 * x86_64.cc: Correct license to GPLv3.
3796 2008-03-23 Ian Lance Taylor <iant@google.com>
3798 * options.cc: Include "demangle.h".
3799 (parse_optional_string): New function.
3800 (parse_long_option): Handle takes_optional_argument.
3801 (parse_short_option): Update dash_z initializer. Handle
3802 takes_optional_argument.
3803 (General_options::General_options): Initialize do_demangle_.
3804 (General_options::finalize): Set do_demangle_. Handle demangling
3806 * options.h (parse_optional_string): Declare.
3807 (struct One_option): Add optional_arg field. Update constructor.
3808 Update call constructor calls. Add takes_optional_argument
3810 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3811 (DEFINE_optional_string): Define.
3812 (General_options::demangle): Change from DEFINE_bool to
3813 DEFINE_optional_string.
3814 (General_options::no_demangle): New function.
3815 (General_options::do_demangle): New function.
3816 (General_options::set_do_demangle): New function.
3817 (General_options::execstack_status_): Move definition to end of
3819 (General_options::static_): Likewise.
3820 (General_options::do_demangle_): New field.
3821 * object.cc (big_endian>::get_symbol_location_info): Call
3822 Options::do_demangle, not Options::demangle.
3823 * symtab.cc (demangle): Likewise.
3825 2008-03-22 Ian Lance Taylor <iant@google.com>
3827 * gold.h: Include <cstddef> and <sys/types.h>
3828 * options.h: Include <cstring>.
3830 2008-03-21 Ian Lance Taylor <iant@google.com>
3832 * Added source code to GNU binutils.