1 2009-08-14 Ian Lance Taylor <iant@google.com>
3 * gold.h (FUNCTION_NAME): Define.
4 (gold_unreachable): Use FUNCTION_NAME.
6 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8 * icf.cc (Icf::find_identical_sections): Issue a warning when a
9 symbol in the --keep-unique list is not found.
11 2009-08-12 Sriraman Tallam <tmsriram@google.com>
13 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
14 been maked as --keep-unique.
15 (Icf::unfold_section): New function.
16 * icf.h (Icf::unfold_section): New function.
17 * options.h (General_options::keep_unique): New option.
18 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
19 * testsuite/Makefile.in: Regenerate.
20 * testsuite/icf_keep_unique_test.sh: New file.
21 * testsuite/icf_keep_unique_test.cc: New file.
23 2009-08-12 Cary Coutant <ccoutant@google.com>
26 * resolve.cc (Symbol_table::resolve): Check for references from
27 dynamic objects to hidden and internal symbols.
28 * testsuite/Makefile.am (hidden_test.sh): New test.
29 * testsuite/Makefile.in: Regenerate.
30 * testsuite/hidden_test.sh: New script.
31 * testsuite/hidden_test_1.c: New test source.
32 * testsuite/hidden_test_main.c: New test source.
34 2009-08-11 Doug Kwan <dougkwan@google.com>
36 * arm.cc: Update comments.
37 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
38 segment to locate the .ARM.exidx section if present.
40 2009-08-09 Doug Kwan <dougkwan@google.com>
42 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
45 2009-08-07 Sriraman Tallam <tmsriram@google.com>
46 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
49 2009-08-06 Sriraman Tallam <tmsriram@google.com>
51 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
52 valid tls_segment only for non-debug-section relocations.
53 * testsuite/Makefile.am: Add gc_tls_test.
54 * testsuite/Makefile.in: Regenerate.
55 * testsuite/gc_tls_test.cc: New file.
56 * testsuite/gc_tls_test.sh: New file.
58 2009-08-05 Sriraman Tallam <tmsriram@google.com>
62 * Makefile.am (CCFILES): Add icf.cc.
64 * Makefile.in: Regenerate.
65 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
66 * gc.h (gc_process_relocs): Populate lists used by icf to contain
67 section, symbol and addend information for the relocs.
68 * gold.cc (queue_middle_tasks): Call identical code folding.
69 * gold.h: Add defines for multimap.
70 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
71 to the call of finalize_local_symbols.
72 * main.cc (main): Create object of class Icf.
73 * object.cc (Sized_relobj::do_layout): Allow this function to be
74 called twice during icf.
75 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
76 to sections marked as identical by icf.
77 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
79 (Sized_relobj::do_section_entsize): New function.
80 * object.h (Object::section_entsize): New function.
81 (Object::do_section_entsize): New pure virtual function.
82 (Relobj::finalize_local_symbols): Add new parameter.
83 (Relobj::do_section_entsize): New function.
84 * options.h (General_options::icf): New option.
85 (General_options::icf_iterations): New option.
86 (General_options::print_icf_sections): New option.
87 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
88 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
89 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
91 * symtab.cc (Symbol_table::is_section_folded): New function.
92 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
93 to sections marked as identical by icf.
94 * symtab.h (Symbol_table::set_icf): New function.
95 (Symbol_table::icf): New function.
96 (Symbol_table::is_section_folded): New function.
97 (Symbol_table::icf_): New data member.
98 * target-reloc.h (relocate_section): Ignore sections folded by icf.
99 * testsuite/Makefile.am: Add commands to build icf_test.
100 * testsuite/Makefile.in: Regenerate.
101 * testsuite/icf_test.sh: New file.
102 * testsuite/icf_test.cc: New file.
104 2009-07-24 Chris Demetriou <cgd@google.com>
106 * layout.cc (is_compressible_debug_section): Fix incorrect
107 comment about compressed section names.
109 2009-07-20 Ian Lance Taylor <ian@airs.com>
112 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
114 2009-07-16 Ian Lance Taylor <iant@google.com>
117 * layout.h: #include <map>.
118 (class Kept_section): Change from struct to class. Add accessors
119 and setters. Add section size to Comdat_group mapping. Change
120 Comdat_group to std::map. Add is_comdat_ field. Add
121 linkonce_size field in union.
122 (class Layout): Update declaration of find_or_add_kept_section.
123 Don't declare find_kept_object.
124 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
125 parameter. Add object, shndx, is_comdat, and is_group_name
126 parameters. Change all callers. Adjust for new Kept_section.
127 (Layout::find_kept_object): Remove.
128 * object.cc (Sized_relobj::include_section_group): Update use of
129 Kept_section. Rename secnum to shndx. Only record
130 Kept_comdat_section if sections are the same size.
131 (Sized_relobj::include_linkonce_section): Update use of
132 Kept_section. Only record Kept_comdat_section if sections are the
133 same size. Set size of linkonce section.
134 (Sized_relobj::map_to_kept_section): Update call to
135 get_kept_comdat_section.
136 * object.h (class Sized_relobj): Rename fields in
137 Kept_comdat_section to drop trailing underscores; change object
138 field to Relobj*. Change Kept_comdat_section_table to store
139 struct rather than pointer.
140 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
141 Add kept_object and kept_shndx parameters. Change all callers.
142 (Sized_relobj::get_kept_comdat_section): Change return type to
143 bool. Add kept_object and kept_shndx parameters. Change all
145 * plugin.cc (Pluginobj::include_comdat_group): Update call to
146 Layout::find_or_add_kept_section.
148 2009-07-09 Ian Lance Taylor <iant@google.com>
150 * merge.cc (Object_merge_map::initialize_input_to_output_map):
151 Reserve space in the hash table.
153 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
155 * fileread.cc (File_read::get_mtime): New method.
156 * fileread.h (Timespec): New structure.
157 (File_read::get_mtime): New method.
158 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
159 Renamed from timestamp_nsec.
160 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
162 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
164 (Incremental_inputs::report_archive): Save mtime; style fix.
165 (Incremental_inputs::report_obejct): Save mtime; style fix.
166 (Incremental_inputs::report_script): Save mtime; style fix.
167 (Incremental_inputs::finalize_inputs): Style fix.
168 (Incremental_inputs::finalize): Style fix.
169 (Incremental_inputs::create_input_section_data): Store inputs
171 * incremental.h (Incremental_inputs::report_script): Add mtime
173 (Incremental_inputs::Input_info::Input_info): Intialize only one
175 (Incremental_inputs::Input_info::archive): Move to nameless
177 (Incremental_inputs::Input_info::obejct): Move to nameless union.
178 (Incremental_inputs::Input_info::script): Move to nameless union.
179 (Incremental_inputs::mtime): New field.
180 * script.cc (read_input_script): Pass file mtime to
182 * script.h (Script_info::inputs): Style fix.
184 2009-07-01 Ian Lance Taylor <ian@airs.com>
186 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
189 2009-06-24 Ian Lance Taylor <iant@google.com>
192 * layout.cc (Layout::choose_output_section): If we find an
193 existing section, update the flags.
194 (Layout::create_notes): New function, broken out of
196 (Layout::finalize): Don't create note sections.
197 (Layout::create_note): Don't crash if linker script discards
199 (Layout::create_gold_note): Likewise.
200 (Layout::create_build_id): Likewise. Don't set
201 after_input_sections on the section.
202 (Layout::create_executable_stack_info): Remove target parameter.
204 * layout.h (class Layout): Declare create_notes. Update
205 declaration of create_executable_stack_info.
206 * gold.cc (queue_middle_tasks): Call create_notes.
207 * output.cc (Output_section::update_flags_for_input_section): Move
208 here from output.h. If SHF_ALLOC flag is newly set, mark address
210 * output.h (Output_data::mark_address_invalid): New function.
211 (class Output_section): Only declare, not define,
212 update_flags_for_input_section. Remove set_flags.
214 2009-06-24 Ian Lance Taylor <iant@google.com>
216 * script-sections.cc (Output_section_definition::
217 set_section_addresses): Rename shadowing local load_address to
220 2009-06-24 Ian Lance Taylor <iant@google.com>
223 * reloc.cc (relocate_sections): Skip empty relocation sections.
225 2009-06-23 Ian Lance Taylor <iant@google.com>
228 * layout.cc (Layout::create_note): Use choose_output_section
229 rather than make_output_section.
231 2009-06-23 Ian Lance Taylor <iant@google.com>
234 * options.cc (General_options::parse_V): Set printed_version_.
235 (General_options::General_options): Initialize printed_version_.
236 * options.h (class General_options): Add printed_version_ field.
237 * gold.cc (queue_initial_tasks): If there are no input files,
238 don't give a fatal error if we printed the version information.
239 (queue_middle_tasks): If using -r with a shared object, give a
240 fatal error rather than an ordinary error.
242 2009-06-23 Ian Lance Taylor <iant@google.com>
245 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
246 (Layout::make_output_section): Set have_stabstr_section_ if we see
248 (Layout::finalize): Call link_stabs_sections.
249 (Layout::link_stabs_sections): New file.
250 * layout.h (class Layout): Add have_stabstr_section_ field.
251 Declare link_stabs_sections.
253 2009-06-23 Doug Kwan <dougkwan@google.com>
255 * Makefile.am (libgold_a_LIBADD): New.
256 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
257 * Makefile.in: Regenerate.
258 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
259 * configure: Regenerate.
260 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
261 * fileread.cc: Include sys/state.h
262 * gold.h: Declare memmem and strndup if found missing.
263 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
265 2009-06-23 Ian Lance Taylor <iant@google.com>
267 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
268 * configure: Rebuild.
270 2009-06-23 Ian Lance Taylor <iant@google.com>
273 * object.cc (Object::section_contents): Don't try to get a view if
274 the section has length zero.
275 (Object::handle_gnu_warning_section): If the section is empty, use
276 the name of the section as the warning.
278 2009-06-23 Ian Lance Taylor <iant@google.com>
281 * stringpool.h (class Stringpool_template): Add optimize_ field.
282 (Stringpool_template::set_optimize): New function.
283 * stringpool.cc (Stringpool_template::Stringpool_template):
284 Initialize optimize_ field.
285 (Stringpool_template::set_string_offsets): Test local optimize
286 fild rather than parameter.
287 * layout.cc (Layout::Layout): Call set_optimize on the section
290 2009-06-22 Ian Lance Taylor <iant@google.com>
293 * yyscript.y: Parse TARGET.
294 * script.cc (script_set_target): New function.
295 * script-c.h (script_set_target): Declare.
296 * options.cc (General_options::string_to_object_format): Rename
297 from string_to_object_format in anonymous namespace. Change
299 * options.h (class General_options): Declare
300 string_to_object_format.
302 2009-06-22 Ian Lance Taylor <iant@google.com>
304 * script-sections.cc (Script_sections::create_segments): Don't put
305 program headers in a PT_LOAD segment if -n or -N.
307 2009-06-22 Ian Lance Taylor <iant@google.com>
310 * options.h (class General_options): Add -z lazy and -z now. Sort
311 -z options into alphabetical order.
312 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
314 2009-06-21 Ian Lance Taylor <iant@google.com>
316 * layout.cc (Layout::make_output_section): Call
317 Target::new_output_section.
318 (Layout::attach_allocated_section_to_segment): Put large section
319 sections in a separate load segment with the large segment flag
321 (Layout::segment_precedes): Sort large data segments after other
323 (align_file_offset): New static function.
324 (Layout::set_segment_offsets): Use align_file_offset.
325 * output.h (class Output_section): Add is_small_section_ and
326 is_large_section_ fields.
327 (Output_section::is_small_section): New function.
328 (Output_section::set_is_small_section): New function.
329 (Output_section::is_large_section): New function.
330 (Output_section::set_is_large_section): New function.
331 (Output_section::is_large_data_section): New function.
332 (class Output_segment): Add is_large_data_segment_ field.
333 (Output_segment::is_large_data_segment): New function.
334 (Output_segment::set_is_large_data_segment): New function.
335 * output.cc (Output_section::Output_section): Initialize new
337 (Output_segment::Output_segment): Likewise.
338 (Output_segment::add_output_section): Add assertion that large
339 data sections always go in large data segments. Force small data
340 sections to the end of the list of data sections. Force small BSS
341 sections to the start of the list of BSS sections. For large BSS
342 sections to the end of the list of BSS sections.
343 * symtab.h (class Symbol): Declare is_common_shndx.
344 (Symbol::is_defined): Check Symbol::is_common_shndx.
345 (Symbol::is_common): Likewise.
346 (class Symbol_table): Define enum Commons_section_type. Update
347 declarations. Add small_commons_ and large_commons_ fields.
348 * symtab.cc (Symbol::is_common_shndx): New function.
349 (Symbol_table::Symbol_table): Initialize new fields.
350 (Symbol_table::add_from_object): Put small and large common
351 symbols in the right list.
352 (Symbol_table::sized_finalized_symbol): Check
353 Symbol::is_common_shndx.
354 (Symbol_table::sized_write_globals): Likewise.
355 * common.cc (Symbol_table::do_allocate_commons): Allocate new
356 common symbol lists. Don't call do_allocate_commons_list if the
358 (Symbol_table::do_allocate_commons_list): Remove is_tls
359 parameter. Add comons_section_type parameter. Change all
360 callers. Handle small and large common symbols.
361 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
362 Symbol::is_common_shndx.
363 * resolve.cc (symbol_to_bits): Likewise.
364 * target.h (Target::small_common_shndx): New function.
365 (Target::small_common_section_flags): New function.
366 (Target::large_common_shndx): New function.
367 (Target::large_common_section_flags): New function.
368 (Target::new_output_section): New function.
369 (Target::Target_info): Add small_common_shndx, large_common_shndx,
370 small_common_section_flags, and large_common_section_flags
372 (Target::do_new_output_section): New virtual function.
373 * arm.cc (Target_arm::arm_info): Initialize new fields.
374 * i386.cc (Target_i386::i386_info): Likewise.
375 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
377 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
378 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
379 (Target_x86_64::do_new_output_section): New function.
380 * configure.ac: Define conditional MCMODEL_MEDIUM.
381 * testsuite/Makefile.am (check_PROGRAMS): Add large.
382 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
383 (large_LDFLAGS): Define.
384 * testsuite/large.c: New file.
385 * testsuite/testfile.cc (Target_test::test_target_info):
386 Initialize new fields.
387 * configure, testsuite/Makefile.in: Rebuild.
389 2009-06-05 Doug Kwan <dougkwan@google.com>
391 * Makefile.am (CCFILES): Add target.cc.
392 * Makefile.in: Regenerate.
393 * i386.cc (class Target_i386): Define new virtual method to
394 override do_is_local_label_name in parent.
395 * object.cc (Sized_relobj::do_count_local_symbols): Discard
396 local symbols if --discard-locals or -X is given.
397 * options.h (class General_options): Declare new options
398 '--discard-locals' and '-X' for discarding locals.
399 * target.h (class Target): Define new methods is_local_label_name.
400 Declare new virtual method do_is_local_label_name.
401 * target.cc: New file.
402 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
403 (check_SCRIPTS): Add discard_locals_test.sh.
404 (check_DATA): Add discard_local_tests.syms.
405 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
406 (discard_local_tests.syms, discard_locals_test.o): New make rules.
407 * testsuite/Makefile.in: Regenerate.
408 * testsuite/discard_locals_test.c: New file.
409 * testsuite/discard_locals_test.sh: Same.
411 2009-06-05 Doug Kwan <dougkwan@google.com>
413 * object.cc (Sized_relobj::Sized_relobj): Initialize
414 discarded_eh_frame_shndx_ to -1U.
415 (Sized_relobj::do_layout): Record index of a discard .eh_frame
417 (Sized_relobj::do_count_local_symbols): Skip local symbols in
418 a discarded .eh_frame section.
419 (Sized_relobj::do_finalize_local_symbols): Ditto.
420 * object.h (class Sized_relobj): Declare new member
421 discarded_eh_frame_shndx_.
422 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
423 (local_labels_test.o, local_labels_test): New rules.
424 * testsuite/Makefile.in: Regenerate.
426 2009-06-04 Doug Kwan <dougkwan@google.com>
428 * layout.cc (Layout::section_name_mapping): Add mapping for
429 special ARM sections.
431 2009-06-03 Doug Kwan <dougkwan@google.com>
433 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
434 (utils::has_overflow): Same.
436 2009-06-03 Ian Lance Taylor <iant@google.com>
438 * layout.cc (Layout::section_name_mapping): New array, replacing
439 Layout::linkonce_mapping.
440 (Layout::section_name_mapping_count): New variable, replacing
441 Layout::linkonce_mapping_count.
442 (Layout::linkonce_output_name): Remove.
443 (Layout::output_section_name): Rewrite.
444 * layout.h (class Layout): Rename Linkonce_mapping to
445 Section_name_mapping, linkonce_mapping to section_name_mapping,
446 linkonce_mapping_count to section_name_mapping_count. Don't
447 declare linkonce_output_name.
449 2009-06-03 Doug Kwan <dougkwan@google.com>
451 * gold/arm.cc (namespace utils): New.
452 (Target_arm::reloc_is_non_pic): Define new method.
453 (class Arm_relocate_functions): New.
454 (Target_arm::Relocate::relocate): Handle relocation types used by
457 2009-06-03 Ian Lance Taylor <iant@google.com>
459 * arm.cc (Target_arm::scan::global): Use || instead of |.
461 2009-06-02 Doug Kwan <dougkwan@google.com>
463 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
464 issued_non_pic_error_.
465 (class Target_arm::Scan): Declare new method check_non_pic.
466 Define new method symbol_needs_plt_entry.
467 Declare new data member issued_non_pic_error_.
468 (class Target_arm::Relocate): Declare new method
469 should_apply_static_reloc.
470 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
471 (Target_arm::Scan::check_non_pic): Define new method.
472 (Target_arm::Scan::local): Handle a small subset of reloc types used
474 (Target_arm::Scan::local): Same.
475 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
477 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
479 * incremental.cc (Incremental_inputs::report_command_line): Filter
480 out --incremental-* options.
482 2009-05-29 Doug Kwan <dougkwan@google.com>
484 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
486 (class Target_arm): Update comment.
487 (Target_arm::Target_arm): Initialize new data members GOT_,
488 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
489 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
490 and Target_arm::rel_dyn_section.
491 Declare new_enum Target_arm::Got_type.
492 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
494 Update commments for member do_dynsym_value.
495 (Target_arm::got_size, Target_arm::plt_section,
496 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
497 new methods inside class defintion.
498 (Target_arm::got_section): Define new method.
499 (Target_arm::rel_dyn_section): Same.
500 (Output_data_plt_arm): New template class.
501 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
502 (Output_data_plt_arm:do_adjust_output_section): Define new method.
503 (Output_data_plt_arm::add_entry): Same.
504 (Output_data_plt_arm::first_plt_entry): Define new
505 static data member for PLT instruction template.
506 (Output_data_plt_arm::plt_entry): Same.
507 (Output_data_plt_arm::do_write): Define new method.
508 (Target_arm::make_plt_entry): Same.
509 (Target_arm::do_finalize_sections): Same.
510 (Target_arm::do_dynsym_value): Same.
512 2009-05-28 Doug Kwan <dougkwan@google.com>
514 * Makefile.am (TARGETSOURCES): Add arm.cc.
515 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
516 * Makefile.in: Regenerate.
518 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
520 2009-05-26 Doug Kwan <dougkwan@google.com>
522 * options.cc (General_options::parse_exclude_libs). Fix a comment.
523 (General_options::check_excluded_libs): Strip off directories in
524 archive name before matching like GNU ld does.
525 * testsuite/Makefile.am (MOSTLYCLEANFILES,
526 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
527 (exclude_libs_test_LDFLAGS): Add linker option
528 -Wl,--exclude-libs,libexclude_libs_test_3
529 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
530 an explicit archive without using -l.
531 (alt/libexclude_libs_test_3.a): New make rule.
532 * testsuite/Makefile.in: Regenerate.
533 * testsuite/exclude_libs_test.c : Declare lib3_default().
535 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
536 * exclude_libs_test_3.c: New file.
538 2009-05-26 Nick Clifton <nickc@redhat.com>
540 * po/id.po: New Indonesian translation.
541 * po/gold.pot: Updated template file.
543 2009-05-22 Sriraman Tallam <tmsriram@google.com>
545 * testsuite/Makefile.am: Add -ffunction-sections to compile
546 gc_comdat_test files. Add -Wl,--gc-sections to build
548 * testsuite/Makefile.in: Regenerate.
549 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
551 2009-05-21 Sriraman Tallam <tmsriram@google.com>
553 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
554 kept comdat section was garbage collected.
555 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
556 * testsuite/Makefile.in: Regenerate.
557 * testsuite/gc_comdat_test.sh: New file.
558 * testsuite/gc_comdat_test_1.cc: New file.
559 * testsuite/gc_comdat_test_2.cc: New file.
561 2009-05-19 Doug Kwan <dougkwan@google.com>
563 * archive.cc (Archive::Archive): Move constructor from archive.h
564 to here. Initialize no_export_.
565 (Archive::get_elf_object_for_member): Set no_export flag of object.
566 * archive.h (Archive::Archive): Move constructor body to
568 (Archive::no_export): New method.
569 (Archive::no_export_): New field.
570 * object.h (Object::Object): Initialize no_export_ to false.
571 (Object::no_export, Object::set_no_export): New methods.
572 (Object::no_export_): New field.
573 * options.cc (General_options::parse_exclude_libs): New method.
574 (General_options::check_excluded_libs) Same.
575 * options.h (exclude_libs): New option.
576 (General_options::check_excluded_libs): New method declaration.
577 (General_options::excluded_libs_): New field.
578 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
579 default or protected visibility if an object has no-export flag set.
580 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
581 (check_SCRIPTS): Add exclude_libs_test.sh.
582 (check_DATA): Add exclude_libs_test.syms.
583 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
584 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
585 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
586 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
587 (exclude_libs_test.syms, libexclude_libs_test_1.a,
588 libexclude_libs_test_2.a): New rules.
589 * testsuite/Makefile.in: Regenerate.
590 * testsuite/exclude_libs_test.c: New file.
591 * testsuite/exclude_libs_test.sh: Ditto.
592 * testsuite/exclude_libs_test_1.c: Ditto.
593 * testsuite/exclude_libs_test_2.c: Ditto.
595 2009-05-15 Ian Lance Taylor <iant@google.com>
597 * configure.ac: Check for declarations for cases where libiberty.h
598 checks HAVE_DECL_xxx.
599 * configure, config.in: Rebuild.
601 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
603 * gold.h (Incremental_argument_list): Remove (invalid) forward
605 * incremental.cc (Incremental_inputs::report_achive): New method.
606 (Incremental_inputs::report_object): New method.
607 (Incremental_inputs::report_script): New method.
608 (Incremental_inputs::finalize_inputs): New method.
609 (Incremental_inputs::finalize): Call finalize_inputs().
610 (Incremental_inputs::sized_create_incremental_inputs_section_data):
611 Create inputs entries.
612 * incremental.h (Incremental_input_type): New enum.
613 (Incremental_inputs::Incremental_input): Initialize new fields.
614 (Incremental_inputs::report_inputs): New method.
615 (Incremental_inputs::report_achive): New method.
616 (Incremental_inputs::report_object): New method.
617 (Incremental_inputs::report_script): New method.
618 (Incremental_inputs::finalize_inputs): New method.
619 (Incremental_inputs::Input_info): New struct.
620 (Incremental_inputs::Input_info_map): New typedef.
621 (Incremental_inputs::lock_): New field.
622 (Incremental_inputs::Inputs_): New field.
623 (Incremental_inputs::Inputs_map): New field.
624 * main.cc (main): Call Incremental_input::report_inputs.
625 * options.h (Input_argument_list): Typedef moved from
627 (Input_file_group::Files): Remove, use ::Input_argument_list.
628 (Input_file_group::Input_argument_list): Remove, use
629 ::Input_argument_list.
630 * plugin.cc (Plugin_manager::add_input_file): Add error in
632 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
634 * script.cc (read_input_script): Call
635 Incremental_input::report_script.
636 * script.h (Script_info): New class.
638 2009-04-27 Ian Lance Taylor <iant@google.com>
640 * x86_64.cc (do_adjust_output_section): Set entsize to
643 2009-04-23 Elliott Hughes <enh@google.com>
645 * output.cc (Output_file::close): After short writes, continue
646 writing from the correct offset in the buffer being written.
648 2009-04-23 Chris Demetriou <cgd@google.com>
650 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
651 * configure: Regenerate.
652 * config.in: Regenerate.
653 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
654 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
656 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
658 * incremental.cc (Incremental_inputs_header_data): Renamed from
659 Incremental_input_header_data.
660 (Incremental_inputs_header_data::data_size): New field.
661 (Incremental_inputs_header_data::put_input_file_count): Renamed
662 from input_file_count.
663 (Incremental_inputs_header_data::put_command_line_offset): Renamed
664 from command_line_offset.
665 (Incremental_inputs_header_data::put_reserved): Renamed from
667 (Incremental_inputs_entry_data): Renamed from
668 Incremental_input_entry_data.
669 (Incremental_inputs_entry_data::data_size): New field.
670 (Incremental_inputs::report_command_line): New method.
671 (Incremental_inputs::finalize): New method.
672 (Incremental_inputs::create_incremental_inputs_data): New method.
673 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
674 * incremental.h: New file.
675 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
676 (Layout::finalize): Create incremental inputs section in
678 (Layout::create_incremental_info_sections): New method.
679 * layout.h (Layout::incremental_inputs): New method.
680 (Layout::create_incremental_info_sections): New method.
681 (Layout::incremental_inputs_): New field.
682 * main.cc (main): Notify Incremental_input of the command line.
684 2009-04-01 Ian Lance Taylor <iant@google.com>
685 Mikolaj Zalewski <mikolajz@google.com>
687 * gold.h (reserve_unordered_map): Define, three versions, one for
688 each version of Unordered_map.
689 * layout.cc (Layout::Layout): Remove options parameter. Add
690 number_of_input_files parameter. Don't initialize options_.
691 Initialize number_of_input_files_ and resized_signatures_. Move
692 sections_are_attached_.
693 (Layout::layout_group): Reserve space for group_signatures_.
694 (Layout::find_or_add_kept_section): Change name parameter to be a
695 reference. Resize signatures_ map when it gets large enough.
696 (Layout::layout_eh_frame): Use parameters->options() instead of
698 (Layout::make_output_section): Likewise.
699 (Layout::attach_allocated_section_to_segment): Likewise.
700 (Layout::finalize, Layout::create_executable_stack): Likewise.
701 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
702 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
703 * layout.h (class Layout): Update declarations. Remove options_
704 field. Add number_of_input_files_ and resized_signatures_
705 fields. Move sections_are_attached_ field.
706 * main.cc (main): Pass number of input files to Layout
707 constructor. Don't pass options.
709 2009-03-30 Ian Lance Taylor <iant@google.com>
711 * ffsll.c (ffsll): Correct implementation.
713 2009-03-27 Ian Lance Taylor <iant@google.com>
716 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
717 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
718 * ftruncate.c (ftruncate): Declare before definition.
719 * mremap.c (mremap): Likewise.
720 * pread.c (pread): Likewise.
721 * configure, Makefile.in, config.in: Rebuild.
723 * mremap.c: New file.
724 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
725 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
726 (mremap): Declare if HAVE_MREMAP is not defined.
727 * configure, Makefile.in, config.in: Rebuild.
729 2009-03-27 Cary Coutant <ccoutant@google.com>
731 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
732 position independent.
733 * sparc.cc (Target_sparc::check_non_pic): Likewise.
734 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
736 2009-03-24 Cary Coutant <ccoutant@google.com>
738 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
740 (needs_dynamic_reloc): Likewise.
742 2009-03-24 Ian Lance Taylor <iant@google.com>
744 * yyscript.y (file_cmd): Recognize EXTERN.
745 (extern_name_list, extern_name_list_body): New nonterminals.
746 * script.cc (script_add_extern): Define.
747 * script-c.h (script_add_extern): Declare.
749 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
751 * object.cc (is_elf_object): Define.
752 * object.h (is_elf_object): Declare.
753 * archive.cc (Archive::get_elf_object_for_member): Call
755 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
757 2009-03-24 Elliott Hughes <enh@google.com>
759 * output.cc (Output_file::map_anonymous): Define.
760 (Output_file::map): Use map_anonymous. If the regular mmap fails,
761 try an anonymous one. Report the size if the mmap fails.
762 * output.h (class Output_file): Declare map_anonymous.
764 2009-03-24 Ian Lance Taylor <iant@google.com>
766 * target-select.cc (instantiate_target): Don't acquire the lock if
767 the instantiated_target_ field has already been set.
769 2009-03-23 Ian Lance Taylor <iant@google.com>
771 * gold-threads.h (class Initialize_lock): Define.
772 * gold-threads.cc (class Initialize_lock_once): Define.
773 (initialize_lock_control): New static variable.
774 (initialize_lock_pointer): New static variable.
775 (initialize_lock_once): New static function.
776 (Initialize_lock::Initialize_lock): Define.
777 (Initialize_lock::initialize): Define.
778 * target-select.h: Include "gold-threads.h".
779 (class Target_selector): Add lock_ and initialize_lock_ fields.
780 Don't define instantiate_target, just declare it.
781 * target-select.cc (Target_selector::Target_selector): Initialize
783 (Target_selector::instantiate_target): Define.
784 * descriptors.h: Include "gold-threads.h".
785 (class Descriptors): Add initialize_lock_ field.
786 * descriptors.cc (Descriptors::Descriptors): Initialize new
788 (Descriptors::open): Use initialize_lock_ field
789 * errors.h (class Errors): Add initialize_lock_ field.
790 * errors.cc (Errors::Errors): Initialize new field.
791 (Errors::initialize_lock): Use initialize_lock_ field.
792 * powerpc.cc (class Target_selector_powerpc): Remove
793 instantiated_target_ field. In do_recognize call
794 instantiate_target rather than do_instantiate_target. In
795 do_instantiate_target just allocate a new target.
796 * sparc.cc (class Target_selector_sparc): Likewise.
798 * freebsd.h: New file.
799 * i386.cc: Include "freebsd.h".
800 (Target_i386): Derive from Target_freebsd rather than
802 (Target_selector_i386): Derive from Target_selector_freebsd rather
803 than Target_selector.
804 * x86_64.cc: Include "freebsd.h".
805 (Target_x86_64): Derive from Target_freebsd rather than
807 (Target_selector_x86_64): Derive from Target_selector_freebsd
808 rather than Target_selector.
809 * target.h (class Target): Add adjust_elf_header and
810 do_adjust_elf_header.
811 * output.cc (Output_file_header:: do_sized_write): Call target
812 adjust_elf_header routine.
813 * configure.tgt: Set targ_osabi.
814 * configure.ac: Define GOLD_DEFAULT_OSABI.
815 * parameters.cc (Parameters::default_target): Pass
816 GOLD_DEFAULT_OSABI to select_target.
817 * target-select.h (class Target_selector): Make instantiate_target
818 protected rather than private.
819 * Makefile.am (HFILES): Add freebsd.h.
820 * configure, Makefile.in, config.in: Rebuild.
822 * merge.cc (do_add_input_section): Correct pend value. Change
823 message about last entry not being null terminated from error to
826 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
828 * incremental.cc: New file.
829 * Makefile.am (CCFILES): Add incremental.cc.
830 * Makefile.in: Rebuild.
832 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
834 * layout.cc (Layout::output_section_name): Preserve names
835 of '.note.' sections.
837 2009-03-19 Ian Lance Taylor <iant@google.com>
839 * descriptors.cc (Descriptors::open): Check that the options are
840 valid before using them.
842 2009-03-18 Ian Lance Taylor <iant@google.com>
844 * script-sections.h: Include <list>.
845 (class Script_sections): Change Sections_elements from std::vector
846 to std::list. Typedef public Elements_iterator. Add
847 orphan_section_placement_, data_segment_align_start_, and
848 saw_data_segment_align_ fields. Remove data_segment_align_index_
850 * script-sections.cc (class Orphan_section_placement): New class.
851 (class Sections_element): Add virtual functions is_relro and
852 orphan_section_init. Remove virtual function place_orphan_here.
853 (class Output_section_definition): Add is_relro and
854 orphan_section_init. Remove place_orphan_here.
855 (class Orphan_output_section): Likewise.
856 (Script_sections::Script_sections): Update for field changes.
857 (Script_sections::data_segment_align): Set saw_data_segment_align_
858 and data_segment_align_start_, not data_segment_align_index.
859 (Script_sections::data_segment_relro_end): Check
860 saw_data_segment_align_. Use data_segment_align_start_ rather
861 than data_segment_align_index_.
862 (Script_sections::place_orphan): Rewrite to use
863 Orphan_section_placement.
865 2009-03-17 Ian Lance Taylor <iant@google.com>
867 * archive.cc (Archive::add_symbols): Check for a version attached
868 to the symbol name in the archive map.
869 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
870 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
871 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
872 (ver_test_11.a): New target.
873 * testsuite/Makefile.in: Rebuild.
875 * configure.ac: Check for chsize and posix_fallocate. Replace
877 * ftruncate.c: New file, from gnulib.
878 * output.cc (posix_fallocate): Define dummy version if not
879 HAVE_POSIX_FALLOCATE.
880 (Output_file::map): Call posix_fallocate rather than lseek and
882 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
883 * configure, Makefile.in, config.in: Rebuild.
885 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
887 * layout.h (Layout::create_note): Add section_name parameter.
888 * layout.cc (Layout::create_note): Likewise.
889 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
891 2009-03-17 Ian Lance Taylor <iant@google.com>
893 * descriptors.cc: Include "options.h".
894 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
895 (Descriptors::open): Always use O_CLOEXEC when opening a new
896 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
899 * sparc.cc (class Target_sparc): Add has_got_section.
900 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
901 make sure we have a GOT section.
903 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
904 (Target_sparc::Scan::local): Likewise.
905 (Target_sparc::Scan::global): Likewise.
906 (Target_sparc::Relocate::relocate): Likewise.
907 (Target_sparc::Relocate::relocate_tls): Likewise.
909 * symtab.cc (Symbol_table::define_default_version): New function,
910 broken out of add_from_object.
911 (Symbol_table::add_from_object): Call define_default_version.
912 (Symbol_table::define_special_symbol): Add resolve_oldsym
913 parameter. Change all callers. If the version for a symbol comes
914 from a version script, resolve it with the symbol with the same
915 name with no version. Also add the symbol without a version if
917 (do_define_in_output_data): If resolving with oldsym, don't delete
919 (do_define_in_output_segment): Likewise.
920 (do_define_as_constant): Likewise.
921 * symtab.h (class Symbol_table): Update declarations.
923 2009-03-13 Ian Lance Taylor <iant@google.com>
925 * readsyms.cc (Read_symbols::incompatible_warning): New function.
926 (Read_symbols::requeue): New function.
927 (Read_symbols::do_read_symbols): If make_elf_object fails because
928 the target type is not configured, and the file was searched for,
929 issue a warning and retry with the next directory.
930 (Add_symbols::run): If the file has an incompatible format, and
931 it was searched for, requeue the Read_symbols task. On error,
933 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
934 dirindex parameter to constructor. Change all callers. Declare
935 incompatible_warning and requeue.
936 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
937 input_argument_ and input_group_ fields. Add them to
938 constructor. Change all callers.
939 (class Read_script): Add dirindex_ field. Add it to constructor.
941 * archive.cc (Archive::setup): Remove input_objects parameter.
943 (Archive::get_file_and_offset): Likewise.
944 (Archive::read_all_symbols): Likewise.
945 (Archive::read_symbols): Likewise.
946 (Archive::get_elf_object_for_member): Remove input_objects
947 parameter. Add punconfigured parameter. Change all callers.
948 (Archive::add_symbols): Change return type to bool. Check return
949 value of include_member.
950 (Archive::include_all_members): Likewise.
951 (Archive::include_member): Change return type to bool. Return
952 false if first included object has incompatible target. Set
953 included_member_ field.
954 (Add_archive_symbols::run): If add_symbols returns false, requeue
956 * archive.h (class Archive): Add included_member_ field.
957 Initialize it in constructor. Add input_file and searched_for
958 methods. Update declarations.
959 (class Add_archive_symbols): Add dirpath_, dirindex_, and
960 input_argument_ fields. Add them to constructor. Change all
962 * script.cc: Include "target-select.h".
963 (class Parser_closure): Add skip_on_incompatible_target_ and
964 found_incompatible_target_ fields. Add
965 skip_on_incompatible_target parameter to constructor. Change all
966 callers. Add methods skip_on_incompatible_target,
967 clear_skip_on_incompatible_target, found_incompatible_target, and
968 set_found_incompatible_target.
969 (read_input_script): Add dirindex parameter. Change all callers.
970 If parser finds an incompatible target, requeue Read_symbols
972 (script_set_symbol): Clear skip_on_incompatible_target in
974 (script_add_assertion, script_parse_option): Likewise.
975 (script_start_sections, script_add_phdr): Likewise.
976 (script_check_output_format): New function.
977 * script.h (read_input_script): Update declaration.
978 * script-c.h (script_check_output_format): Declare.
979 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
980 (ignore_cmd): Remove OUTPUT_FORMAT.
981 * fileread.cc (Input_file::Input_file): Add explicit this.
982 (Input_file::will_search_for): New function.
983 (Input_file::open): Add pindex parameter. Change all callers.
984 * fileread.h (class Input_file): Add input_file_argument method.
985 Declare will_search_for. Update declarations.
986 * object.cc (make_elf_object): Add punconfigured parameter.
988 * object.h (class Object): Make input_file public. Add
990 (make_elf_object): Update declaration.
991 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
993 * dirsearch.h (class Dirsearch): Update declaration.
994 * options.h (class General_options): Add --warn-search-mismatch.
995 * parameters.cc (Parameters::is_compatible_target): New function.
996 * parameters.h (class Parameters): Declare is_compatible_target.
997 * workqueue.cc (Workqueue::add_blocker): New function.
998 * workqueue.h (class Workqueue): Declare add_blocker.
1000 * fileread.cc (Input_file::open): Remove options parameter.
1002 (Input_file::open_binary): Likewise.
1003 * script.cc (read_input_script): Likewise.
1004 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1005 options parameter from constructor. Change all callers.
1006 (class Read_script): Likewise.
1007 * fileread.h (class Input_file): Update declarations.
1008 * script.h (read_input_script): Update declaration.
1010 2009-03-10 Nick Clifton <nickc@redhat.com>
1012 * po/es.po: New Spanish translation.
1014 2009-03-06 Cary Coutant <ccoutant@google.com>
1016 * options.cc (parse_short_option): Keep dash_z from registering itself.
1018 2009-03-03 Ian Lance Taylor <iant@google.com>
1021 * target-reloc.h (relocate_section): Pass output_section to
1023 * i386.cc (Target_i386::should_apply_static_reloc): Add
1024 output_section parameter. Change all callers.
1025 (Target_i386::Relocate::relocate): Add output_section parameter.
1026 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1027 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1028 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1029 * testsuite/two_file_shared.sh: New script.
1030 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1031 (check_DATA): Add two_file_shared.dbg.
1032 (two_file_shared.dbg): New target.
1033 * testsuite/Makefile.in: Rebuild.
1035 2009-03-01 Ian Lance Taylor <iant@google.com>
1037 * configure.ac: Check for byteswap.h.
1038 * configure: Rebuild.
1039 * config.in: Rebuild.
1041 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1043 * layout.cc (Layout::find_or_add_kept_section): New function.
1044 (Layout::add_comdat): Removed.
1045 * layout.h (struct Kept_section): Move out of class Layout.
1046 Remove trailing underscores from field names. Add group_sections
1047 field. Rename group_ field to is_group. Change all uses.
1048 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1049 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1050 comdat_groups_ field.
1051 (Sized_relobj::include_section_group): Use
1052 find_or_add_kept_section and Kept_section::group_sections.
1053 (Sized_relobj::include_linkonce_section): Likewise.
1054 * object.cc (class Sized_relobj): Don't define Comdat_group or
1055 Comdat_group_table. Remove find_comdat_group and
1056 add_comdat_group. Remove comdat_groups_ field.
1057 * plugin.cc (include_comdat_group): Use
1058 Layout::find_or_add_kept_section.
1060 2009-02-28 Ian Lance Taylor <iant@google.com>
1062 * README: --gc-sections and map files are now supported. Document
1063 some build requirements.
1066 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1067 relocatable link set the value of the section symbol to zero.
1068 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1069 relocatable link don't include the section address in the local
1072 2009-02-27 Ian Lance Taylor <iant@google.com>
1075 * options.h (class Search_directory): Add is_system_directory.
1076 (class General_options): Declare is_in_system_directory.
1077 * options.cc (get_relative_sysroot): Make static.
1078 (get_default_sysroot): Make static.
1079 (General_optoins::is_in_system_directory): New function.
1080 * fileread.cc (Input_file::is_in_system_directory): New function.
1081 * fileread.h (class Input_file): Declare is_in_system_directory.
1082 * object.h (class Object): Add is_in_system_directory.
1083 (class Input_objects): Remove system_library_directory_ field.
1084 * object.cc (Input_objects::add_object): Don't set
1085 system_library_directory_.
1086 (input_objects::found_in_system_library_directory): Remove.
1087 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1088 parameter. Change all callers.
1089 (Symbol_table::sized_write_globals): Likewise.
1090 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1091 Call Object::is_in_system_directory.
1092 * symtab.h (class Symbol_table): Update declarations.
1095 * descriptors.h (Open_descriptor): Add is_on_stack field.
1096 * descriptors.cc (Descriptors::open): If the descriptor is on the
1097 top of the stack, remove it. Initialize is_on_stack field.
1098 (Descriptors::release): Only add pod to stack if it is not on the
1100 (Descriptors::close_some_descriptor): Clear stack_next and
1104 * output.cc (Output_section::find_starting_output_address): Rename
1105 from starting_output_address; add PADDR parameter; change return
1107 * output.h (class Output_section): Declare
1108 find_starting_output_address instead of starting_output_address.
1109 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1110 section symbol for which we can't find a merge section.
1113 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1114 hidden or internal, force the symbol to be local.
1115 * resolve.cc (Symbol::override_visibility): Define.
1116 (Symbol::override_base): Use override_visibility.
1117 (Symbol_table::resolve): Likewise.
1118 (Symbol::override_base_with_special): Likewise.
1119 (Symbol_table::override_with_special): If the visibility is hidden
1120 or internal, force the symbol to be local.
1121 * symtab.h (class Symbol): Add set_visibility and
1122 override_visibility.
1123 * testsuite/ver_test_1.sh: New file.
1124 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1125 (check_DATA): Add ver_test_1.syms.
1126 (ver_test_1.syms): New target.
1127 * testsuite/Makefile.in: Rebuild.
1129 2009-02-25 Cary Coutant <ccoutant@google.com>
1131 * layout.cc (Layout::choose_output_section): Don't rename sections
1132 when using a linker script that has a SECTIONS clause.
1133 * Makefile.in: Regenerate.
1135 * testsuite/Makefile.am (script_test_5.sh): New test case.
1136 * testsuite/Makefile.in: Regenerate.
1137 * testsuite/script_test_5.cc: New file.
1138 * testsuite/script_test_5.sh: New file.
1139 * testsuite/script_test_5.t: New file.
1141 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1143 * archive.cc (Archive::include_member): Update calls to add_symbols.
1144 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1145 the Layout argument.
1146 * dynobj.h (do_add_symbols): Add the Layout argument.
1147 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1149 * object.h (Object::add_symbols): Add the Layout argument.
1150 (Object::do_add_symbols): Add the Layout argument.
1151 (Sized_relobj::do_add_symbols): Add the Layout argument.
1152 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1153 Unify the two versions.
1154 (Add_plugin_symbols): Remove.
1155 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1156 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1157 (Add_plugin_symbols): Remove.
1158 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1159 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1160 (Add_symbols::run): Make it work with Pulginobj.
1162 2009-02-06 Ian Lance Taylor <iant@google.com>
1164 * object.cc (Sized_relobj::do_layout): Make info message start
1165 with lower case letter.
1167 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1169 * binary.cc: Fix file comment.
1171 * options.h (enum Incremental_disposition): Define.
1172 (class General_options): Add new options: --incremental,
1173 --incremental_changed, --incremental_unchanged,
1174 --incremental_unknown. Add incremental_disposition_ and
1175 implicit_incremental_ fields.
1176 (General_options::incremental_disposition): New function.
1177 (class Position_dependent_options): Add incremental_disposition
1179 (Position_dependent_options::copy_from_options): Set incremental
1181 * options.cc (General_options::parse_incremental_changed): New
1183 (General_options::parse_incremental_unchanged): New function.
1184 (General_options::parse_incremental_unknown): New function.
1185 (General_options::General_options): Initialize new fields
1186 incremental_disposition_ and implicit_incremental_.
1187 (General_options::finalize): Check for uasge of --incremental-*
1188 without --incremental.
1190 2009-02-06 Chris Demetriou <cgd@google.com>
1192 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1193 pointer and to report location as the file name associated with
1195 (gold_undefined_symbol_at_location): New function to replace the
1196 old gold_undefined_symbol functionality.
1197 * target-reloc.h (relocate_section): Update to use
1198 gold_undefined_symbol_at_location.
1199 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1200 Call gold_undefined_symbol function rather than gold_error.
1201 * errors.h (Errors::undefined_symbol): Take location as a
1202 string, rather than calculating it from a relocation.
1203 * errors.cc (Errors::fatal): Print "fatal error:" before the
1205 (Errors::error, Errors::error_at_location): Print "error: "
1206 before the formatted message.
1207 (Errors::undefined_symbol): Take location as a string, rather
1208 than calculating it from a relocation.
1209 (gold_undefined_symbol_at_location): New function akin to
1210 old gold_undefined_symbol, calculates location from relocation.
1211 (gold_undefined_symbol): Change to take only a Symbol pointer
1212 and to report location as the file name associated with the symbol.
1213 * testsuite/debug_msg.sh: Update for changed error messages.
1214 * testsuite/undef_symbol.sh: Likewise.
1216 2009-02-04 Duncan Sands <baldrick@free.fr>
1219 * reduced_debug_output.h
1220 (Output_reduced_debug_abbrev_section::failed): Use format for
1222 (Output_reduced_debug_info_section::faild): Likewise.
1224 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1226 * script.cc (Lazy_demangler): New class.
1227 (Version_script_info::get_symbol_version_helper): Demangle a
1230 2009-01-29 Cary Coutant <ccoutant@google.com>
1232 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1234 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1236 2009-01-28 Ian Lance Taylor <iant@google.com>
1238 * version.cc (version_string): Bump to 1.9.
1240 * gold.h: Include <cstring> and <stdint.h>.
1241 * version.cc: Include <cstdio>.
1242 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1244 * reduced_debug_output.cc (insert_into_vector): Rename from
1245 Insert_into_vector; change all callers. Use Swap_unaligned to
1246 avoid aliasing issue; remove union since it is unnecessary.
1248 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1250 * Makefile.am (CCFILES): Add gc.cc.
1252 * Makefile.in: Regenerate.
1253 * gold.cc (Gc_runner): New class.
1254 (queue_initial_tasks): Call garbage collection related tasks
1255 when corresponding options are invoked.
1256 (queue_middle_gc_tasks): New function.
1257 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1258 processed early before laying out sections during garbage collection.
1259 * gold.h (queue_middle_gc_tasks): New function.
1260 (is_prefix_of): Move from "layout.cc".
1261 * i386.cc (Target_i386::gc_process_relocs): New function.
1262 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1263 * main.cc (main): Create object of class "Garbage_collection".
1264 * object.cc (Relobj::copy_symbols_data): New function.
1265 (Relobj::is_section_name_included): New function.
1266 (Sized_relobj::do_layout): Allow this function to be called twice
1267 during garbage collection and defer layout of section during the
1269 * object.h (Relobj::get_symbols_data): New function.
1270 (Relobj::is_section_name_included): New function.
1271 (Relobj::copy_symbols_data): New function.
1272 (Relobj::set_symbols_data): New function.
1273 (Relobj::get_relocs_data): New function.
1274 (Relobj::set_relocs_data): New function.
1275 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1276 (Relobj::gc_process_relocs): New function.
1277 (Relobj::do_gc_process_relocs): New pure virtual function.
1278 (Relobj::sd_): New data member.
1279 (Sized_relobj::is_output_section_offset_invalid): New function.
1280 (Sized_relobj::do_gc_process_relocs): New function.
1281 * options.h (General_options::gc_sections): Modify to not be a no-op.
1282 (General_options::print_gc_sections): New option.
1283 * plugin.cc (Plugin_finish::run): Remove function call to
1284 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1285 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1286 * reloc.cc (Read_relocs::run): Add task to process relocs and
1287 determine unreferenced sections when doing garbage collection.
1288 (Gc_process_relocs): New class.
1289 (Sized_relobj::do_gc_process_relocs): New function.
1290 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1291 sections that are garbage collected.
1292 * reloc.h (Gc_process_relocs): New class.
1293 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1294 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1295 symbols whose corresponding sections are garbage collected.
1296 (Symbol_table::Symbol_table): Add new parameter for the garbage
1298 (Symbol_table::gc_mark_undef_symbols): New function.
1299 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1300 (Symbol_table::gc_mark_dyn_syms): New function.
1301 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1303 (Symbol_table::add_from_object): Likewise.
1304 (Symbol_table::add_from_relobj): When building shared objects, do not
1305 treat externally visible symbols as garbage.
1306 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1307 table information for static and relocatable links.
1308 * symtab.h (Symbol_table::set_gc): New function.
1309 (Symbol_table::gc): New function.
1310 (Symbol_table::gc_mark_undef_symbols): New function.
1311 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1312 (Symbol_table::gc_mark_dyn_syms): New function.
1313 (Symbol_table::gc_): New data member.
1314 * target.h (Sized_target::gc_process_relocs): New pure virtual
1316 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1317 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1319 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1321 * options.h (General_options::gc_sections): Define as a no-op for now.
1322 (General_options::no_keep_memory): Ditto.
1323 (General_options::Bshareable): Define.
1324 * options.cc (General_options::finalize): Honor -Bshareable.
1326 2009-01-20 Andreas Schwab <schwab@suse.de>
1328 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1329 read the value in the contents, since we don't use it. Use the
1330 template endianness when writing.
1331 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1333 2009-01-19 Andreas Schwab <schwab@suse.de>
1335 * configure.tgt (powerpc64-*): Fix targ_obj.
1337 2009-01-15 Ian Lance Taylor <iant@google.com>
1339 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1340 local symbols when stripping all symbols.
1342 2009-01-14 Cary Coutant <ccoutant@google.com>
1344 * output.cc (Output_reloc): Add explicit instantiations.
1346 2009-01-14 Cary Coutant <ccoutant@google.com>
1348 * archive.cc (Archive::get_elf_object_for_member): Remove call
1349 to File_read::claim_for_plugin.
1350 * descriptors.cc (Descriptors::open): Remove reference to
1352 (Descriptors::claim_for_plugin): Remove.
1353 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1354 (Descriptors::is_claimed): Remove.
1355 (claim_descriptor_for_plugin): Remove.
1356 * fileread.cc (File_read::claim_for_plugin): Remove.
1357 * fileread.h (File_read::claim_for_plugin): Remove.
1358 (File_read::descriptor): Reopen descriptor if necessary.
1359 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1360 (Plugin_manager::all_symbols_read): Add task parameter. Change
1362 (Plugin_manager::get_input_file): New function.
1363 (Plugin_manager::release_input_file): New function.
1364 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1365 corresponding data member.
1366 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1367 and pass to base constructor. Change all callers.
1368 (get_input_file, release_input_file): New functions.
1369 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1370 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1371 (Plugin_manager::all_symbols_read): Add task parameter.
1372 (Plugin_manager::get_input_file): New function.
1373 (Plugin_manager::release_input_file): New function.
1374 (Plugin_manager::task_): New data member.
1375 (Pluginobj::Pluginobj): Add filesize parameter.
1376 (Pluginobj::filename): New function.
1377 (Pluginobj::descriptor): New function.
1378 (Pluginobj::filesize): New function.
1379 (Pluginobj::filesize_): New data member.
1380 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1381 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1382 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1384 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1385 with archive libraries.
1386 * testsuite/Makefile.in: Regenerate.
1387 * testsuite/plugin_test.c (struct sym_info): New type.
1388 (get_input_file, release_input_file): New static variables.
1389 (onload): Capture new transfer vector entries.
1390 (claim_file_hook): Stop reading at end of file according to filesize.
1391 Factor out parsing of readelf output into separate function.
1392 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1393 APIs and get the source file name from the symbol table. Convert
1394 source file name to corresponding object file name. Print info
1395 message when adding new input files.
1396 (parse_readelf_line): New function.
1397 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1398 * testsuite/plugin_test_2.sh: Likewise.
1399 * testsuite/plugin_test_3.sh: Likewise.
1400 * testsuite/plugin_test_4.sh: New test case.
1402 2009-01-07 Ian Lance Taylor <iant@google.com>
1404 * version.cc (version_string): Bump to 1.8.
1406 2008-12-23 Cary Coutant <ccoutant@google.com>
1408 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1409 * plugin.cc (Plugin_manager::finish): Rename as
1410 layout_deferred_objects. Move cleanup to separate function.
1411 (Plugin_manager::cleanup): New function.
1412 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1414 * plugin.h (Plugin_manager::finish): Rename as
1415 layout_deferred_objects.
1416 (Plugin_manager::cleanup): New function.
1417 (Plugin_manager::cleanup_done): New field.
1419 2008-12-23 Cary Coutant <ccoutant@google.com>
1421 * plugin.cc (is_visible_from_outside): New function.
1422 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1423 so we don't return "IR only" status for exported symbols or -r links.
1425 * testsuite/Makefile.am (plugin_test_3): New test case.
1426 * testsuite/Makefile.in: Regenerate.
1427 * testsuite/plugin_test_3.sh: New file.
1429 2008-12-22 Cary Coutant <ccoutant@google.com>
1431 * object.cc (Sized_relobj::layout_section): New function.
1432 (Sized_relobj::do_layout): Defer layout of input sections until after
1433 plugin has provided replacement files.
1434 (Sized_relobj::do_layout_deferred_sections): New function.
1435 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1436 (Relobj::layout_deferred_sections): New function.
1437 (Relobj::do_layout_deferred_sections): New function.
1438 (Sized_relobj::do_layout_deferred_sections): New function.
1439 (Sized_relobj::layout_section): New function.
1440 (Sized_relobj::Deferred_layout): New structure.
1441 (Sized_relobj::deferred_layout_): New field.
1442 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1443 Change all callers. Layout deferred sections.
1444 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1446 (Plugin_hook::run): Move code from do_plugin_hook inline.
1447 (Plugin_hook::do_plugin_hook): Remove.
1448 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1449 (Plugin_manager::finish): Renamed, was cleanup.
1450 (Plugin_manager::should_defer_layout): New function.
1451 (Plugin_manager::add_deferred_layout_object): New function.
1452 (Plugin_manager::Deferred_layout_list): New type.
1453 (Plugin_manager::deferred_layout_objects_): New field.
1454 (Plugin_hook::do_plugin_hook): Remove.
1456 2008-12-17 Ian Lance Taylor <iant@google.com>
1458 * options.h (class General_options): Add --no case for
1461 2008-12-16 Cary Coutant <ccoutant@google.com>
1463 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1465 (Plugin_manager::claim_file): Create plugin object even if
1466 plugin did not call the add_symbols callback.
1467 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1468 asking for more symbols than were added.
1469 * testsuite/Makefile.am (plugin_test_1): Add test case with
1471 (empty.syms): New target.
1472 * testsuite/Makefile.in: Regenerate.
1473 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1474 message. Don't call add_symbols if no globals.
1475 (all_symbols_read_hook): Don't provide replacement for empty
1478 2008-12-12 Ian Lance Taylor <iant@google.com>
1480 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1481 r_type == 0 for a local symbol with r_sym == 0.
1482 (scan_relocatable_relocs): Pass r_sym to
1483 local_non_section_strategy.
1484 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1487 * configure.ac: Update test for TLS descriptors: they are
1488 supported as of glibc 2.9.
1489 * configure: Rebuild.
1491 2008-12-11 Ian Lance Taylor <iant@google.com>
1494 * target-reloc.h (Default_scan_relocatable_relocs): For each
1495 function, map r_type == 0 to RELOC_DISCARD.
1497 2008-12-10 Cary Coutant <ccoutant@google.com>
1499 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1500 object to override a kept COMDAT group from a plugin object.
1502 2008-12-09 Ian Lance Taylor <iant@google.com>
1505 * yyscript.y (file_cmd): Handle INPUT.
1507 * testsuite/initpri1.c: Change all declarations to be full
1508 prototypes by adding void, to avoid compiler warnings.
1510 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1512 * options.cc (General_options::parse_plugin_opt): New.
1513 (General_options::add_plugin): The argument now is just the filename.
1514 (General_options::add_plugin_option): New.
1515 * options.h (plugin_opt): New.
1516 (add_plugin): Change argument name.
1517 (add_plugin_option): New.
1518 * plugin.cc (Plugin::load): Don't parse the plugin option.
1519 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1520 (Plugin::add_option): New.
1521 (Plugin::args_): Change type.
1522 (Plugin::filename_): New.
1523 (Plugin_manager::add_plugin_option): New.
1524 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1525 * testsuite/Makefile.in: Regenerate.
1527 2008-12-05 Cary Coutant <ccoutant@google.com>
1529 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1530 Handle --strip-lto-sections option.
1531 * options.h (strip_lto_sections): New option.
1533 2008-12-01 Cary Coutant <ccoutant@google.com>
1535 * plugin.cc (ld_plugin_message): Change format parameter to const.
1536 Fix mismatch between new[] and delete.
1538 2008-11-14 Cary Coutant <ccoutant@google.com>
1540 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1543 2008-11-05 Craig Silverstein <csilvers@google.com>
1545 * options.cc (General_options::parse_dynamic_list): New function.
1546 * options.h (General_options): New flags dynamic_list,
1547 dynamic_list_data, dynamic_list_cpp_new, and
1548 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1549 (General_options::in_dynamic_list): New function.
1550 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1551 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1552 (Lex::can_continue_name): Likewise.
1554 (read_script_file): New parameter script_options.
1555 (read_dynamic_list): New function.
1556 (Script_options::define_dynamic_list): New function.
1557 (dynamic_list_keyword_parsecodes): New variable.
1558 (dynamic_list_keywords): New variable.
1559 * script.h (Script_options::define_dynamic_list): New function
1561 (read_dynamic_list): New function prototype.
1562 * symtab.cc (strprefix): New macro.
1563 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1564 dynamic_list_data, dynamic_list_cpp_new, and
1565 dynamic_list_cpp_typeinfo.
1566 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1567 (dynamic_list_expr): New rule.
1568 (dynamic_list_nodes): Likewise.
1569 (dynamic_list_node): Likewise.
1570 * testsuite/Makefile.am (dynamic_list): New test.
1571 * testsuite/Makefile.in: Regenerated.
1572 * testsuite/dynamic_list.t: New file.
1573 * testsuite/dynamic_list.sh: New file.
1575 2008-11-05 Craig Silverstein <csilvers@google.com>
1577 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1578 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1579 (t11_last): Likewise.
1580 * testsuite/ver_test_6.c (main): Likewise.
1582 2008-10-07 Cary Coutant <ccoutant@google.com>
1584 * options.c (General_options::finalize): Add check for -static and
1586 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1589 2008-10-02 Cary Coutant <ccoutant@google.com>
1591 * plugin.cc (make_sized_plugin_object): Fix conditional
1592 compilation to work when not all targets are enabled.
1594 2008-09-29 Cary Coutant <ccoutant@google.com>
1596 * archive.cc (Archive::get_file_and_offset): Use filename instead
1597 of name to get library path.
1598 (Archive::include_member): Unlock external member of a thin archive.
1600 * testsuite/Makefile.am (TEST_AR): New variable.
1601 (thin_archive_test_1): New test.
1602 (thin_archive_test_2): New test.
1603 * testsuite/Makefile.in: Regenerate.
1604 * testsuite/thin_archive_main.cc: New file.
1605 * testsuite/thin_archive_test_1.cc: New file.
1606 * testsuite/thin_archive_test_2.cc: New file.
1607 * testsuite/thin_archive_test_3.cc: New file.
1608 * testsuite/thin_archive_test_4.cc: New file.
1610 2008-09-29 Cary Coutant <ccoutant@google.com>
1612 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1613 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1615 (Sized_relobj::do_finalize_local_symbols): Likewise.
1616 (Sized_relobj::map_to_kept_section): Likewise.
1617 * object.h (Sized_relobj::invalid_address): New constant.
1618 (Sized_relobj::do_output_section_offset): Check for invalid_address
1620 * output.cc (Output_reloc::local_section_offset): Use constant
1621 invalid_address instead of -1U.
1622 (Output_reloc::get_address): Likewise.
1623 (Output_section::output_address): Change -1U to -1ULL.
1624 * output.h (Output_reloc::invalid_address): New constant.
1625 * reloc.cc (Sized_relobj::write_sections): Use constant
1626 invalid_address instead of -1U.
1627 (Sized_relobj::relocate_sections): Likewise.
1628 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1629 values for merge sections.
1630 * target-reloc.h (relocate_for_relocatable): Use constant
1631 invalid_address instead of -1U.
1633 2008-09-19 Cary Coutant <ccoutant@google.com>
1635 Add plugin functionality for link-time optimization (LTO).
1636 * configure.ac (plugins): Add --enable-plugins option.
1637 * configure: Regenerate.
1638 * config.in: Regenerate.
1639 * Makefile.am (LIBDL): New variable.
1640 (CCFILES): Add plugin.cc.
1641 (HFILES): Add plugin.h.
1642 (ldadd_var): Add LIBDL.
1643 * Makefile.in: Regenerate.
1645 * archive.cc: Include "plugin.h".
1646 (Archive::setup): Don't preread archive symbols when using a plugin.
1647 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1648 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1650 (Archive::include_member): Add symbols from plugin objects.
1651 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1652 * descriptors.cc (Descriptors::open): Check for file descriptors
1653 abandoned by plugins.
1654 (Descriptors::claim_for_plugin): New function.
1655 * descriptors.h (Descriptors::claim_for_plugin): New function.
1656 (Open_descriptor::is_claimed): New field.
1657 (claim_descriptor_for_plugin): New function.
1658 * fileread.cc (File_read::claim_for_plugin): New function.
1659 * fileread.h (File_read::claim_for_plugin): New function.
1660 (File_read::descriptor): New function.
1661 * gold.cc: Include "plugin.h".
1662 (queue_initial_tasks): Add task to call plugin hooks for generating
1664 * main.cc: Include "plugin.h".
1665 (main): Load plugin libraries.
1666 * object.h (Pluginobj): Declare.
1667 (Object::pluginobj): New function.
1668 (Object::do_pluginobj): New function.
1669 (Object::set_target): New function.
1670 * options.cc: Include "plugin.h".
1671 (General_options::parse_plugin): New function.
1672 (General_options::General_options): Initialize plugins_ field.
1673 (General_options::add_plugin): New function.
1674 * options.h (Plugin_manager): Declare.
1675 (General_options): Add --plugin option.
1676 (General_options::has_plugins): New function.
1677 (General_options::plugins): New function.
1678 (General_options::add_plugin): New function.
1679 (General_options::plugins_): New field.
1680 * plugin.cc: New file.
1681 * plugin.h: New file.
1682 * readsyms.cc: Include "plugin.h".
1683 (Read_symbols::do_read_symbols): Check for archive before checking
1684 for ELF file. Call plugin hooks to claim files.
1685 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1686 from a real object file; force override when processing replacement
1688 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1689 (Symbol::init_base_object): Likewise.
1690 (Symbol::init_base_output_data): Likewise.
1691 (Symbol::init_base_output_segment): Likewise.
1692 (Symbol::init_base_constant): Likewise.
1693 (Symbol::init_base_undefined): Likewise.
1694 (Symbol::output_section): Assert that object is not a plugin.
1695 (Symbol_table::add_from_pluginobj): New function.
1696 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1698 (Symbol_table::sized_write_globals): Likewise.
1699 (Symbol_table::add_from_pluginobj): Instantiate template.
1700 * symtab.h (Sized_pluginobj): Declare.
1701 (Symbol::in_real_elf): New function.
1702 (Symbol::set_in_real_elf): New function.
1703 (Symbol::in_real_elf_): New field.
1704 (Symbol_table::add_from_pluginobj): New function.
1706 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1707 (LIBDL): New variable.
1709 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1710 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1711 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1712 (MOSTLYCLEANFILES): Likewise.
1713 * testsuite/Makefile.in: Regenerate.
1714 * testsuite/plugin_test.c: New file.
1715 * testsuite/plugin_test_1.sh: New file.
1716 * testsuite/plugin_test_2.sh: New file.
1718 2008-09-16 Ian Lance Taylor <iant@google.com>
1720 * target-reloc.h (relocate_section): Check whether a symbol is
1721 defined by the ABI before reporting an undefined symbol error.
1722 * target.h (Target::is_defined_by_abi): Make parameter const.
1723 (Target::do_is_defined_by_abi): Likewise.
1724 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1725 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1726 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1727 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1728 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1729 * testsuite/Makefile.in: Rebuild.
1731 * fileread.cc (make_view): Add casts to avoid warning.
1733 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1735 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1736 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1738 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1740 * options.h (General_options::output_is_executable): New.
1741 (General_options::output_is_pie): New.
1742 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1743 for shared libraries.
1744 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1746 2008-09-11 Chris Demetriou <cgd@google.com>
1748 * options.h (origin): New -z option.
1749 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1750 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1753 2008-09-05 Cary Coutant <ccoutant@google.com>
1755 * fileread.cc (File_read::make_view): Add check for attempt to map
1758 2008-09-05 Cary Coutant <ccoutant@google.com>
1760 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1761 explicit instantiations.
1763 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1766 * options.cc (General_options::finalize): Allow undefined symbols
1767 in shlibs if linking -shared.
1770 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1771 symbols as not needing a dynsym entry.
1773 2008-08-20 Craig Silverstein <csilvers@google.com>
1775 * fileread.cc (File_read::open): Do not lock the file unless it
1776 was successfully opened.
1778 2008-08-14 Cary Coutant <ccoutant@google.com>
1780 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1781 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1782 * testsuite/tls_test.cc (struct int128): 128-bit struct
1783 for testing TLS relocs with non-zero addend.
1784 (v12): New TLS variable.
1786 (t_last): Add check for v12.
1787 * testsuite/tls_test.h (t12): New function.
1788 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1790 2008-08-13 Ian Lance Taylor <iant@google.com>
1792 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1793 set tls_segment_ or relro_segment_.
1794 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1796 * output.h (Output_section::clear_is_relro): New function.
1797 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1798 sections specially even when output_data_ is empty.
1799 (Output_segment::maximum_alignment): When first section is relro,
1800 only force alignment for PT_LOAD segments.
1801 * script.cc (script_data_segment_align): New function.
1802 (script_data_segment_relro_end): New function.
1803 * script-c.h (script_data_segment_align): Declare.
1804 (script_data_segment_relro_end): Declare.
1805 * script-sections.h (class Script_sections): Declare
1806 data_segment_align and data_segment_relro_end. Add fields
1807 segment_align_index_ and saw_relro_end_.
1808 * script-sections.cc (class Sections_element): Add set_is_relro
1809 virtual function. Add new bool* parameter to place_orphan_here.
1810 Add get_output_section virtual function.
1811 (class Output_section_definition): Add set_is_relro. Add new
1812 bool* parameter to place_orphan_here. Add get_output_section.
1813 Add is_relro_ field.
1814 (Output_section_definition::Output_section_definition): Initialize
1815 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1816 and is_relro_ fields.
1817 (Output_section_definition::place_orphan_here): Add is_relro
1819 (Output_section_definition::set_section_addresses): Set relro for
1821 (Output_section_definition::alternate_constraint): Likewise.
1822 (class Orphan_output_section): Add new bool* parameter to
1823 place_orphan_here. Add get_output_section.
1824 (Orphan_output_section::place_orphan_here): Add is_relro
1826 (Script_sections::Script_sections): Initialize
1827 data_segment_align_index_ and saw_relro_end_.
1828 (Script_sections::data_segment_align): New function.
1829 (Script_sections::data_segment_relro_end): New function.
1830 (Script_sections::place_orphan): Set or clear is_relro.
1831 (Script_sections::set_section_addresses): Force alignment of first
1833 * yyscript.y (exp): Call script_data_segment_align and
1834 script_data_segment_relro_end.
1835 * testsuite/relro_script_test.t: New file.
1836 * testsuite/relro_test.cc (using_script): Declare.
1837 (t1, t2): Test using_script.
1838 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1839 (relro_script_test_SOURCES): Define.
1840 (relro_script_test_DEPENDENCIES): Define.
1841 (relro_script_test_LDFLAGS): Define.
1842 (relro_script_test_LDADD): Define.
1843 (relro_script_test.so): New target.
1844 * testsuite/Makefile.in: Rebuild.
1846 2008-08-06 Cary Coutant <ccoutant@google.com>
1848 * archive.cc (Archive::total_archives, Archive::total_members)
1849 (Archive::total_members_loaded): New variables.
1850 (Archive::setup): Add parameter. Add option to preread
1852 (Archive::read_armap): Add counter.
1853 (Archive::get_file_and_offset): New function.
1854 (Archive::get_elf_object_for_member): New function.
1855 (Archive::read_all_symbols): New function.
1856 (Archive::read_symbols): New function.
1857 (Archive::add_symbols): Add counters.
1858 (Archive::include_all_members): Use armap to find members if it's
1860 (Archive::include_member): Skip reading symbols if already read.
1861 Factored code into Archive::get_file_and_offset and
1862 Archive::get_elf_object_for_member. Changed call to
1863 Mapfile::report_include_archive_member.
1864 (Archive::print_stats): New function.
1865 * archive.h: Declare Object and Read_symbols_data classes.
1866 (Archive::Archive): Add initializers for new members.
1867 (Archive::setup): Add parameter.
1868 (Archive::print_stats): New function.
1869 (Archive::total_archives, Archive::total_members)
1870 (Archive::total_members_loaded): New variables.
1871 (Archive::get_file_and_offset): New function.
1872 (Archive::get_elf_object_for_member): New function.
1873 (Archive::read_all_symbols): New function.
1874 (Archive::read_symbols): New function.
1875 (Archive::Archive_member): New class.
1876 (Archive::members_): New member.
1877 (Archive::num_members_): New member.
1878 * main.cc: Include archive.h.
1879 (main): Call Archive::print_stats.
1880 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1881 archive parameter; member_name is now the fully-decorated name.
1882 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1883 * options.h: (General_options): Add --preread-archive-symbols option.
1884 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1887 2008-08-04 Ian Lance Taylor <iant@google.com>
1889 * symtab.h (Symbol::use_plt_offset): New function.
1890 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1891 * powerpc.cc (Relocate::relocate): Likewise.
1892 * sparc.cc (Relocate::relocate): Likewise.
1893 * x86_64.cc (Relocate::relocate): Likewise.
1894 * testsuite/weak_plt.sh: New test.
1895 * testsuite/weak_plt_main.cc: New test.
1896 * testsuite/weak_plt_shared.cc: New test.
1897 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1898 (check_PROGRAMS): Add weak_plt.
1899 (check_DATA): Add weak_plt_shared.so.
1900 (weak_plt_main_pic.o, weak_plt): New targets.
1901 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1902 * testsuite/Makefile.in: Rebuild.
1904 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1906 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1907 * testsuite/Makefile.in: Rebuild.
1909 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1911 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1912 * Makefile.in: Regenerate.
1913 * po/POTFILES.in: Regenerate.
1915 2008-07-29 Ian Lance Taylor <iant@google.com>
1917 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1918 symbols before other symbols.
1919 * testsuite/script_test_2.cc (test_addr): Declare.
1920 (test_addr_alias): Declare.
1921 (main): Check that test_addr and test_addr_alias have the right
1923 * testsuite/script_test_2.t: Define test_addr_alias and
1926 2008-07-24 Ian Lance Taylor <iant@google.com>
1929 * descriptors.cc: New file.
1930 * descriptors.h: New file.
1931 * gold-threads.h (class Hold_optional_lock): New class.
1932 * fileread.cc: Include "descriptors.h".
1933 (File_read::~File_read): Release descriptor rather than closing
1935 (File_read::open) [file]: Call open_descriptor rather than open.
1936 Set is_descriptor_opened_.
1937 (File_read::open) [memory]: Assert that descriptor is not open.
1938 (File_read::reopen_descriptor): New function.
1939 (File_read::release): Release descriptor.
1940 (File_read::do_read): Make non-const. Reopen descriptor.
1941 (File_read::read): Make non-const.
1942 (File_read::make_view): Reopen descriptor.
1943 (File_read::do_readv): Likewise.
1944 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1945 Update declarations.
1946 * layout.cc: Include "descriptors.h".
1947 (Layout::create_build_id): Use open_descriptor rather than open.
1948 * output.cc: Include "descriptors.h".
1949 (Output_file::open): Use open_descriptor rather than open.
1950 * archive.cc (Archive::const_iterator): Change Archive to be
1952 (Archive::begin, Archive::end): Make non-const.
1953 (Archive::count_members): Likewise.
1954 * archive.h (class Archive): Update declarations.
1955 * object.h (Object::read): Make non-const.
1956 * Makefile.am (CCFILES): Add descriptors.cc.
1957 (HFILES): Add descriptors.h.
1958 * Makefile.in: Rebuild.
1961 * gold.h: Always include <clocale>. Add Solaris workarounds
1962 following code in binutils/sysdep.h.
1965 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1966 this->eh_frame_hdr_ is NULL before using it.
1968 * dynobj.cc (Versions::Versions): Update comment.
1970 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1971 the base version name.
1973 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1974 array size plus one.
1975 (Stringpool_template::set_string_offsets): Subtract one from key
1976 before using it as an array index.
1977 (Stringpool_template::get_offset_with_length): Likewise.
1978 (Stringpool_template::write_to_buffer): Likewise.
1979 * stringpool.h (Stringpool_template::get_offset_from_key):
1982 2008-07-23 Ian Lance Taylor <iant@google.com>
1985 * object.h (Merged_symbol_value::value): Do our best to handle a
1989 * script.cc (Version_script_info::get_versions): Don't add empty
1990 version tag to return value.
1991 (Version_script_info::get_symbol_version_helper): Change return
1992 type to bool. Add pversion parameter. Change all callers.
1993 (script_register_vers_node): Don't require a non-NULL tag.
1994 * script.h (class Version_script_info): Update declarations.
1995 (Version_script_info::get_symbol_version): Change return type to
1996 bool. Add version parameter. Change all callers.
1997 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1998 handling. Handle an empty version from a version script.
1999 (Symbol_table::define_special_symbol): Likewise.
2000 * testsuite/ver_test_10.script: New file.
2001 * testsuite/ver_test_10.sh: New file.
2002 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2003 (check_DATA): Add ver_test_10.syms.
2004 (ver_test_10.syms, ver_test_10.so): New target.
2005 * testsuite/Makefile.in: Rebuild.
2007 2008-07-23 Simon Baldwin <simonb@google.com>
2009 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2010 to zero for undefined symbols from dynamic libraries.
2012 2008-07-23 Ian Lance Taylor <iant@google.com>
2014 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2016 * symtab.h (class Symbol_table): Update declaration.
2017 * testsuite/ver_test_9.cc: New file.
2018 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2019 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2020 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2021 (ver_test_9.so, ver_test_9.o): New targets.
2022 * testsuite/Makefile.in: Rebuild.
2024 2008-07-22 Ian Lance Taylor <iant@google.com>
2026 * options.h (class General_options): Define --check-sections.
2027 * layout.cc (Layout::set_segment_offsets): Handle
2030 * options.h (class General_options): Define -n/--nmagic and
2032 * options.cc (General_options::finalize): For -n/--nmagic or
2033 -N/--omagic, set -static.
2034 * layout.cc (Layout::attach_allocated_section_to_segment): If
2035 -N/--omagic, don't put read-only and read-write sections in
2037 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2038 finding a read-only segment.
2039 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2040 don't set the minimum segment alignment to the common page size,
2041 and don't set the file offset to the address modulo the page size.
2042 * script-sections.cc (Script_sections::create_segments): If
2043 -n/--omagic, don't put read-only and read-write sections in
2046 * cref.cc: New file.
2048 * options.h (class General_options): Add --print-symbol-counts.
2049 * main.cc (main): Issue defined symbol report if requested.
2050 * archive.cc (Archive::interpret_header): Make into a const member
2052 (Archive::add_symbols): Call Input_objects::archive_start and
2054 (Archive::const_iterator): Define new class.
2055 (Archive::begin, Archive::end): New functions.
2056 (Archive::include_all_members): Rewrite to use iterator.
2057 (Archive::count_members): New function.
2058 * archive.h (class Archive): Update declarations.
2059 (Archive::filename): New function.
2060 * object.cc: Include "cref.h".
2061 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2062 (Sized_relobj::do_get_global_symbol_counts): New function.
2063 (Input_objects::add_object): Add object to cross-referencer.
2064 (Input_objects::archive_start): New function.
2065 (Input_objects::archive_stop): New function.
2066 (Input_objects::print_symbol_counts): New function.
2067 * object.h: Declare Cref and Archive.
2068 (Object::get_global_symbol_counts): New function.
2069 (Object::do_get_global_symbol_counts): New pure virtual function.
2070 (class Sized_relobj): Add defined_count_ field. Update
2072 (class Input_objects): Add cref_ field. Update constructor.
2073 Update declarations.
2074 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2076 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2078 (Sized_dynobj::do_get_global_symbol_counts): New function.
2079 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2080 defined_count_. Update declarations. Define Symbols typedef.
2081 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2082 parameter. Change all callers.
2083 (Symbol_table::add_from_dynobj): Add sympointers and defined
2084 parameters. Change all callers.
2085 * symtab.h (class Symbol_table): Update declarations.
2086 * Makefile.am (CCFILES): Add cref.cc.
2087 (HFILES): Add cref.h.
2088 * Makefile.in: Rebuild.
2090 2008-07-22 Simon Baldwin <simonb@google.com>
2092 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2093 to zero when writing undefined symbols.
2095 2008-07-22 Ian Lance Taylor <iant@google.com>
2097 * output.cc (Output_section::add_input_section): Don't try to
2098 merge empty merge sections.
2100 2008-07-21 Craig Silverstein <csilvers@google.com>
2102 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2103 Include symbol version in error message.
2105 2008-07-20 Chris Demetriou <cgd@google.com>
2107 * configure.ac (gold_cv_c_random_seed): New configured variable.
2108 (RANDOM_SEED_CFLAGS): New substituted variable.
2109 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2110 * configure: Rebuild.
2111 * Makefile.in: Likewise.
2112 * testsuite/Makefile.in: Likewise.
2114 2008-07-18 Ian Lance Taylor <iant@google.com>
2116 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2117 where we see NAME/NULL and NAME/VERSION as separate symbols.
2118 * testsuite/ver_test_main.cc (main): Call t4.
2119 (t4, t4_2a): Define.
2120 * testsuite/ver_test_2.cc (t4_2): Define.
2121 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2122 * testsuite/ver_test_4.cc (t4_2a): Define.
2123 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2124 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2126 2008-07-17 Ian Lance Taylor <iant@google.com>
2128 * dynobj.cc (Versions::add_def): If we give an error about a
2129 missing version, go ahead and create the version anyhow.
2131 2008-07-10 Ian Lance Taylor <iant@google.com>
2133 Handle output sections with more than 0x7fffffff bytes.
2134 * object.h (class Relobj): Change map_to_output_ to
2135 output_sections_, and just keep a section pointer. Change all
2136 uses. Move comdat group support to Sized_relobj.
2137 (Relobj::is_section_specially_mapped): Remove.
2138 (Relobj::output_section): Remove poff parameter. Change all
2140 (Relobj::output_section_offset): New function.
2141 (Relobj::set_section_offset): Rewrite.
2142 (Relobj::map_to_output): Remove.
2143 (Relobj::output_sections): New function.
2144 (Relobj::do_output_section_offset): New pure virtual function.
2145 (Relobj::do_set_section_offset): Likewise.
2146 (class Sized_relobj): Add section_offsets_ field. Add comdat
2147 group support from Relobj. Update declarations.
2148 (Sized_relobj::get_output_section_offset): New function.
2149 (Sized_relobj::do_output_section_offset): New function.
2150 (Sized_relobj::do_set_section_offset): New function.
2151 * object.cc (Relobj::output_section_address): Remove.
2152 (Sized_relobj::Sized_relobj): Initialize new fields.
2153 (Sized_relobj::include_section_group): Cast find_kept_object to
2155 (Sized_relobj::include_linkonce_section): Likewise.
2156 (Sized_relobj::do_layout): Use separate arrays for output section
2158 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2160 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2161 output_sections and section_offsets.
2162 (Sized_relobj::write_local_symbols): Likewise.
2163 (map_to_kept_section): Compute output address directly.
2164 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2165 output_sections and section_offsets.
2166 (Sized_relobj::write_sections): Likewise.
2167 (Sized_relobj::relocate_sections): Likewise.
2168 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2169 * output.h (class Output_reloc): Update declarations. Change
2170 u2_.relobj to Sized_relobj*.
2171 (class Output_data_reloc): Change add functions to use
2173 * output.cc (Output_reloc::Output_reloc): Change relobj to
2175 (Output_reloc::local_section_offset): Change return type to
2176 Elf_Addr. Use get_output_section_offset.
2177 (Output_reloc::get_address): Likewise.
2178 (Output_section::is_input_address_mapped): Don't call
2179 is_section_specially_mapped.
2180 (Output_section::output_offset): Likewise.
2181 (Output_section::output_address): Likewise.
2182 (Output_section::starting_output_address): Likewise.
2183 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2184 parameter to Sized_relobj*.
2185 (Copy_relocs::need_copy_reloc): Likewise.
2186 (Copy_relocs::save): Likewise.
2187 * copy-relocs.h (class Copy_relocs): Update declarations.
2188 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2189 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2190 * target-reloc.h (relocate_for_relocatable): Change
2191 offset_in_output_section type to Elf_Addr. Change code that uses
2193 * layout.cc (Layout::layout): Always set *off.
2194 * mapfile.cc (Mapfile::print_input_section): Use
2195 output_section_offset.
2196 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2198 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2199 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2200 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2202 2008-07-03 Ian Lance Taylor <iant@google.com>
2204 * layout.cc (Layout::include_section): Do not discard unrecognized
2205 SHT_STRTAB sections.
2207 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2209 * script.cc (Lex::can_continue_name): Make '?' allowable in
2210 version-script names.
2211 * testsuite/version_script.map: Change glob pattern to use '?'
2213 2008-06-30 Manish Singh <yosh@gimp.org>
2216 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2219 2008-06-30 Ian Lance Taylor <iant@google.com>
2223 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2224 versions]: Don't try to read the value in the contents, since we
2225 don't use it. Use the template endianness when writing.
2227 2008-06-25 Cary Coutant <ccoutant@google.com>
2229 * fileread.cc (File_read::make_view): Assert on zero-length view.
2230 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2231 symbol table when there are no symbols to read.
2233 2008-06-23 Craig Silverstein <csilvers@google.com>
2235 * version.cc (version_string): Bump to 1.7
2237 2008-06-18 Craig Silverstein <csilvers@google.com>
2239 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2240 constant 0xFFFF to type Valtype.
2241 (Powerpc_relocate_functions::rel16_ha): Likewise.
2243 2008-06-17 Ian Lance Taylor <iant@google.com>
2245 * output.h (Output_section::Input_section): Initialize p2align_ to
2246 zero for Output_section_data constructors.
2247 (Output_section::Input_section::addralign): If not an input
2248 section, return the alignment of the Output_section_data.
2249 * testsuite/copy_test.cc: New file.
2250 * testsuite/copy_test_1.cc: New file.
2251 * testsuite/copy_test_2.cc: New file.
2252 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2253 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2254 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2255 (copy_test_1_pic.o, copy_test_1.so): New targets.
2256 (copy_test_2_pic.o, copy_test_2.so): New targets.
2257 * testsuite/Makefile.in: Rebuild.
2259 * script-sections.cc (Script_sections::place_orphan): Initialize
2260 local variable exact.
2262 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2264 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2266 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2267 David S. Miller <davem@davemloft.net>
2269 * powerpc.cc: New file.
2270 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2271 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2272 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2273 * Makefile.in: Rebuild.
2275 2008-06-09 Ian Lance Taylor <iant@google.com>
2277 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2279 (throwing, orig_terminate): New static variables.
2280 (terminate_handler): New static function.
2281 (t2): Set terminate handler.
2283 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2286 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2289 2008-05-30 Cary Coutant <ccoutant@google.com>
2291 * archive.cc (Archive::include_all_members) Correct to step
2292 over symbol table and extended name table in thin archives.
2294 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2297 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2300 2008-05-28 Caleb Howe <cshowe@google.com>
2302 * reduced_debug_output.cc: New file.
2303 * reduced_debug_output.h: New file.
2304 * options.h (class General_options): Add --strip-debug-non-line.
2305 * options.cc (General_options::finalize): Add strip_debug_non_line
2306 to the strip heirarchy.
2307 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2309 * layout.cc: Include "reduced_debug_output.h".
2310 (Layout::Layout): Initialize new fields.
2311 (line_only_debug_sections): New static array.
2312 (is_lines_only_debug_sections): New static inline function.
2313 (Layout::include_section): Handle --strip-debug-non-line.
2314 (Layout::make_output_section): If --strip-debug-non-line, build
2315 new output sections for .debug_abbrev and .debug_info.
2316 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2317 gold. Warn about possible overflow.
2318 (read_signed_LEB_128): Likewise.
2319 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2320 (read_signed_LEB_128): Declare.
2321 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2322 (HFILES): Add reduced_debug_output.h.
2323 * Makefile.in: Rebuild.
2325 2008-05-21 Ian Lance Taylor <iant@google.com>
2327 * mapfile.cc: New file.
2328 * mapfile.h: New file.
2329 * options.h (class General_options): Add -M/--print-map and -Map.
2330 * options.cc (General_options::finalize): Make -M equivalent to
2332 * main.cc: Include <cstdio> and "mapfile.h".
2333 (main): Open mapfile if requested.
2334 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2335 constructor. Change caller.
2336 (queue_initial_tasks): Add mapfile parameter. Change caller.
2337 (queue_middle_tasks): Likewise.
2338 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2340 * archive.cc: Include "mapfile.h".
2341 (Archive::add_symbols): Add mapfile parameter. Change all
2342 callers. Pass mapfile, symbol, and reason to include_member.
2343 (Archive::include_all_members): Add mapfile parameter. Change all
2345 (Archive::include_member): Add mapfile, sym, and why parameters.
2346 Change all callers. Report inclusion to map file.
2347 * archive.h: Include "fileread.h".
2348 (class Archive): Update declarations.
2349 (Archive::file): New const method.
2350 (class Add_archive_symbols): Add mapfile_ field. Update
2351 constructor. Change all callers.
2352 * readsyms.h (class Read_symbols): Likewise.
2353 (class Finish_group): Likewise.
2354 (class Read_script): Likewise.
2355 * common.cc: Include "mapfile.h".
2356 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2358 (Symbol_table::do_allocate_commons): Likewise.
2359 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2360 symbol allocation to mapfile.
2361 * common.h (class Allocate_commons_task): Add mapfile_ field.
2362 Update constructor. Change all callers.
2363 * symtab.h (class Symbol_table): Update declarations.
2364 * layout.cc: Include "mapfile.h".
2365 (Layout_task_runner::run): Print information to mapfile.
2366 (Layout::create_gold_note): Change Output_data_fixed_space to
2367 Output_data_zero_fill.
2368 (Layout::create_build_id): Likewise.
2369 (Layout::print_to_mapfile): New function.
2370 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2371 constructor. Change caller.
2372 (class Layout): Declare print_to_mapfile.
2373 * output.cc (Output_section::Input_section::print_to_mapfile): New
2375 (Output_section::add_input_section): If producing a map, always
2376 add to input_sections_ list.
2377 (Output_section::do_print_to_mapfile): New function.
2378 (Output_segment::print_sections_to_mapfile): New function.
2379 (Output_segment::print_section_list_to_mapfile): New function.
2380 * output.h: Include "mapfile.h".
2381 (Output_data::print_to_mapfile): New function.
2382 (Output_data::do_print_to_mapfile): New virtual function.
2383 (Output_segment_headers::do_print_to_mapfile): New function.
2384 (Output_file_header::do_print_to_mapfile): New function.
2385 (Output_data_const::do_print_to_mapfile): New function.
2386 (class Output_data_const_buffer): Add map_name_ field. Update
2387 constructor. Change all callers. Add do_print_to_mapfile
2389 (class Output_data_fixed_space): Likewise.
2390 (class Output_data_space): Likewise.
2391 (class Output_data_zero_fill): New class.
2392 (Output_data_strtab::do_print_to_mapfile): New function.
2393 (Output_data_reloc_base::do_print_to_mapfile): New function.
2394 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2395 (Output_data_group::do_print_to_mapfile): New function.
2396 (Output_data_got::do_print_to_mapfile): New function.
2397 (Output_data_dynamic::do_print_to_mapfile): New function.
2398 (Output_symtab_xindex::do_print_to_mapfile): New function.
2399 (class Output_section): Declare do_print_to_mapflie. Declare
2400 print_to_mapfile in Input_section.
2401 (class Output_segment): Declare new functions.
2402 * object.h (Sized_relobj::symbol_count): New function.
2403 * script-sections.cc
2404 (Output_section_element_dot_assignment::set_section_addresses):
2405 Change Output_data_fixed_space to Output_data_zero_fill.
2406 (Output_data_expression::do_print_to_mapfile): New function.
2407 * script.cc (read_input_script): Add mapfile parameter. Change
2409 * script.h (read_input_script): Update declaration.
2410 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2411 (Eh_frame::do_print_to_mapfile): New function.
2412 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2413 (Output_merge_string::do_print_to_mapfile): New function.
2414 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2416 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2418 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2420 * Makefile.am (CCFILES): Add mapfile.cc.
2421 (HFILES): Add mapfile.h.
2422 * Makefile.in: Rebuild.
2424 2008-05-19 Ian Lance Taylor <iant@google.com>
2426 * options.h (class General_options): Add -z relro.
2427 * layout.cc (Layout::Layout): Initialize relro_segment_.
2428 (Layout::add_output_section_data): Return the output section.
2429 (Layout::make_output_section): Rcognize relro sections and mark
2431 (Layout::attach_allocated_section_to_segment): Put relro sections
2432 in a PT_GNU_RELRO segment.
2433 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2435 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2437 (Layout::linkonce_mapping): Map d.rel.ro.local to
2439 (Layout::output_section_name): Us .data.rel.ro.local for any
2440 section which begins with that.
2441 * layout.h (class Layout): Update add_output_section_data
2442 declaration. Add relro_segment_ field.
2443 * output.cc (Output_section::Output_section): Initialize is_relro_
2444 and is_relro_local_ fields.
2445 (Output_segment::add_output_section): Group relro sections.
2446 (Output_segment::is_first_section_relro): New function.
2447 (Output_segment::maximum_alignment): If there is a relro section,
2448 align the segment to the common page size.
2449 (Output_segment::set_section_addresses): Track whether we are
2450 looking at relro sections. If the last section is a relro
2451 section, align to the common page size.
2452 (Output_segment::set_section_list_addresses): Add in_relro
2453 parameter. Change all callers. Align to the page size when
2454 moving from relro to non-relro section.
2455 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2457 * output.h (class Output_section): Add is_relro_ and
2458 is_relro_local_ fields.
2459 (Output_section::is_relro): New function.
2460 (Output_section::set_is_relro): New function.
2461 (Output_section::is_relro_local): New function.
2462 (Output_section::set_is_relro_local): New function.
2463 (class Output_segment): Update declarations.
2464 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2465 * sparc.cc (Target_sparc::got_section): Likewise.
2466 * x86_64.cc (Target_x86_64::got_section): Likewise.
2467 * testsuite/relro_test_main.cc: New file.
2468 * testsuite/relro_test.cc: New file.
2469 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2470 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2471 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2472 (relro_test.so, relro_test_pic.o): New targets.
2473 * testsuite/Makefile.in: Rebuild.
2475 2008-05-16 Ian Lance Taylor <iant@google.com>
2477 * output.cc (Output_segment::add_output_section): Remove front
2479 * output.h (class Output_segment): Remove
2480 add_initial_output_section and overloaded add_output_section.
2481 Update declaration of remaining add_output_section.
2482 * layout.cc (Layout::create_interp): Call add_output_section
2483 rather than add_initial_output_section.
2484 (Layout::finish_dynamic_section): Likewise.
2486 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2487 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2488 know the dynamic type.
2489 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2490 field. Initialize it in constructor.
2491 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2492 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2493 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2496 * output.cc (Output_reloc::get_address): Change return type to
2498 * output.h (class Output_reloc): Update get_address declaration.
2499 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2500 for section addresses.
2502 2008-05-09 Ian Lance Taylor <iant@google.com>
2505 * gold.cc (gold_nomem): Use return value of write.
2507 2008-05-08 Ian Lance Taylor <iant@google.com>
2509 * symtab.c (Symbol::init_base_output_data): Add version
2510 parameter. Change all callers.
2511 (Symbol::init_base_output_segment): Likewise.
2512 (Symbol::init_base_constant): Likewise.
2513 (Symbol::init_base_undefined): Likewise.
2514 (Sized_symbol::init_output_data): Likewise.
2515 (Sized_symbol::init_output_segment): Likewise.
2516 (Sized_symbol::init_constant): Likewise.
2517 (Sized_symbol::init_undefined): Likewise.
2518 (Symbol_table::do_define_in_output_data): If the new symbol has a
2519 version, mark it as the default.
2520 (Symbol_table::do_define_in_output_segment): Likewise.
2521 (Symbol_table::do_define_as_constant): Likewise.
2522 * symtab.h (class Symbol): Update declarations.
2523 (class Sized_symbol): Likewise.
2524 * resolve.cc (Symbol::override_version): New function.
2525 (Symbol::override_base): Call override_version.
2526 (Symbol::override_base_with_special): Likewise.
2527 * testsuite/ver_script_8.script: New file.
2528 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2529 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2530 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2531 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2533 2008-05-06 Ian Lance Taylor <iant@google.com>
2536 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2538 (class General_options): Remove existing --undefined, and add
2539 --no-undefined instead. Add new --undefined as synonym for -u.
2540 * archive.cc (Archive::add_symbols): Check whether symbol was
2542 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2543 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2544 all uses. Add IS_UNDEFINED. Update declarations to split
2545 different versions of init_base. Declare init_base_undefined.
2546 (Symbol::is_defined): Handle IS_UNDEFINED.
2547 (Symbol::is_undefined): Likewise.
2548 (Symbol::is_weak_undefined): Call is_undefined.
2549 (Symbol::is_absolute): Handle IS_CONSTANT.
2550 (class Sized_symbol): Update declarations to split different
2551 versions of init. Declare init_undefined.
2552 (class Symbol_table): Declare new functions.
2553 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2555 (Symbol::init_base_output_data): Likewise.
2556 (Symbol::init_base_output_segment): Likewise.
2557 (Symbol::init_base_constant): Likewise.
2558 (Symbol::init_base_undefined): New function.
2559 (Sized_symbol::init_object): Rename from init. Change all
2561 (Sized_symbol::init_output_data): Likewise.
2562 (Sized_symbol::init_output_segment): Likewise.
2563 (Sized_symbol::init_constant): Likewise.
2564 (Sized_symbol::init_undefined): New function.
2565 (Symbol_table::add_undefined_symbols_from_command_line): New
2567 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2569 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2570 (Symbol::output_section): Likewise.
2571 (Symbol::set_output_section): Likewise.
2572 (Symbol_table::sized_finalize_symbol): Likewise.
2573 (Symbol_table::sized_write_globals): Likewise.
2574 * resolve.cc (Symbol_table::should_override): Likewise.
2575 (Symbol::override_base_with_special): Likewise.
2577 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2578 symbol, change it to have default visibility.
2579 * testsuite/protected_1.cc: New file.
2580 * testsuite/protected_2.cc: New file.
2581 * testsuite/protected_3.cc: New file.
2582 * testsuite/protected_main_1.cc: New file.
2583 * testsuite/protected_main_2.cc: New file.
2584 * testsuite/protected_main_3.cc: New file.
2585 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2586 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2587 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2588 (protected_1.so): New target.
2589 (protected_1_pic.o, protected_2_pic.o): New targets.
2590 (protected_3_pic.o): New target.
2591 (check_PROGRAMS): Add protected_2.
2592 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2593 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2594 * testsuite/Makefile.in: Rebuild.
2596 * options.h (DEFINE_var): Add set_user_set_##varname__.
2597 (DEFINE_bool_alias): New macro.
2598 (class General_options): Define -Bstatic using DEFINE_bool_alias
2599 rather than DEFINE_special. Add --undefined as an alias for -z
2601 * options.cc (General_options::parse_Bstatic): Remove.
2603 * options.h (class General_options): Add --fatal-warnings.
2604 * main.cc (main): Implement --fatal-warnings.
2605 * errors.h (Errors::warning_count): New function.
2607 * options.h (class General_options): Add -Bsymbolic-functions.
2608 * symtab.h (Symbol::is_preemptible): Check for
2609 -Bsymbolic-functions.
2611 2008-05-05 Ian Lance Taylor <iant@google.com>
2613 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2614 as noVARNAME rather than no-VARNAME.
2615 (class General_options): Add option -z combreloc.
2616 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2618 (Output_reloc::sort_before) [SHT_REL]: New function.
2619 (Output_reloc::sort_before) [SHT_RELA]: New function.
2620 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2621 Sort_relocs_comparison.
2622 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2623 parameter. Change all callers.
2624 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2625 sort_relocs parameter. Change all callers.
2626 * output.cc (Output_reloc::get_address): New function, broken out
2628 (Output_reloc::write_rel): Call it.
2629 (Output_reloc::compare): New function.
2630 (Output_data_reloc_base::do_write): Optionally sort relocs.
2632 * configure.ac: If targ_extra_obj is set, link it in.
2633 * configure.tgt: Initialize all variables.
2634 (x86_64*): Set targ_extra_obj and targ_extra_size.
2635 * configure: Rebuild.
2637 * object.cc (Sized_relobj::include_section_group): Adjust section
2638 indexes read from group data. Build vector to pass to
2640 * layout.cc (Layout::layout_group): Add flags and shndxes
2641 parameters. Remove contents parameter. Change caller. Update
2642 explicit instantiations.
2643 * layout.h (class Layout): Update layout_group declaration.
2644 * output.cc (Output_data_group::Output_data_group): Add flags and
2645 input_shndxes parameters. Remove contents parameter. Change
2647 (Output_data_group::do_write): Change input_sections_ to
2649 * output.h (class Output_data_group): Update constructor
2650 declaration. Rename input_sections_ to input_shndxes_.
2651 * testsuite/many_sections_test.cc: Add template.
2653 2008-04-30 Cary Coutant <ccoutant@google.com>
2655 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2657 * layout.cc (Layout::include_section): Refactored check for debug
2659 (Layout::add_comdat): Add new parameters. Change type
2660 of signature parameter. Add object and shndx to signatures table.
2661 (Layout::find_kept_object): New function.
2662 * layout.h: Include <cstring>.
2663 (Layout::is_debug_info_section): New function.
2664 (Layout::add_comdat): Add new parameters.
2665 (Layout::find_kept_object): New function.
2666 (Layout::Kept_section): New struct.
2667 (Layout::Signatures): Change type of map range.
2668 * object.cc (Relobj::output_section_address): New function.
2669 (Sized_relobj::include_section_group): Add new parameters. Change
2670 calls to Layout::add_comdat. Change to build table of kept comdat
2671 groups and table mapping discarded sections to kept sections.
2672 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2673 (Sized_relobj::do_layout): Change calls to include_section_group and
2674 include_linkonce_section.
2675 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2676 value to zero when section is discarded.
2677 (Sized_relobj::map_to_kept_section): New function.
2678 * object.h (Relobj::output_section_address): New function.
2679 (Relobj::Comdat_group): New type.
2680 (Relobj::find_comdat_group): New function.
2681 (Relobj::Comdat_group_table): New type.
2682 (Relobj::Kept_comdat_section): New type.
2683 (Relobj::Kept_comdat_section_table): New type.
2684 (Relobj::add_comdat_group): New function.
2685 (Relobj::set_kept_comdat_section): New function.
2686 (Relobj::get_kept_comdat_section): New function.
2687 (Relobj::comdat_groups_): New field.
2688 (Relobj::kept_comdat_sections_): New field.
2689 (Symbol_value::input_value): Update comment.
2690 (Sized_relobj::map_to_kept_section) New function.
2691 (Sized_relobj::include_linkonce_section): Add new parameter.
2692 * target-reloc.h (Comdat_behavior): New type.
2693 (get_comdat_behavior): New function.
2694 (relocate_section): Add code to map a discarded section to the
2695 corresponding kept section when applying a relocation.
2697 2008-04-30 Craig Silverstein <csilvers@google.com>
2699 * dwarf_reader.cc (next_generation_count): New static var.
2700 (Addr2line_cache_entry): New struct.
2701 (addr2line_cache): New static var.
2702 (Dwarf_line_info::one_addr2line): Added caching.
2703 (Dwarf_line_info::clear_addr2line_cache): New function.
2704 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2705 cache-size parameter.
2706 (Dwarf_line_info::one_addr2line_cache): New function.
2707 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2708 new cache-size argument to one_addr2line(), and clear cache.
2710 2008-04-28 Cary Coutant <ccoutant@google.com>
2712 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2713 R_386_PC8 relocations.
2715 2008-04-23 Ian Lance Taylor <iant@google.com>
2717 * object.cc (Sized_relobj::include_section_group): Check for
2718 invalid section group.
2720 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2723 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2724 than read for file header.
2725 * archive.cc (Archive::include_member): Likewise.
2727 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2729 * aclocal.m4: Regenerate.
2730 * configure: Regenerate.
2732 2008-04-19 Ian Lance Taylor <iant@google.com>
2734 * version.cc (version_string): Bump to 1.6.
2736 * testsuite/Makefile.am (many_sections_r_test): New target.
2737 (many_sections_r_test_SOURCES): Remove.
2738 (many_sections_r_test_DEPENDENCIES): Remove.
2739 (many_sections_r_test_LDFLAGS): Remove.
2740 (many_sections_r_test_LDADD): Remove.
2742 * object.cc (Sized_relobj::do_add_symbols): Always pass
2743 local_symbol_count_ to add_from_relobj.
2745 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2746 every thousand variables.
2747 * testsuite/Makefile.in: Rebuild.
2749 * object.cc (Xindex::initialize_symtab_xindex): New function.
2750 (Xindex::read_symtab_xindex): New function.
2751 (Xindex::sym_xindex_to_shndx): New function.
2752 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2754 (Sized_relobj::do_initialize_xindex): New function.
2755 (Sized_relobj::do_read_symbols): Adjust section links.
2756 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2757 parameter. Change all callers.
2758 (Sized_relobj::include_section_group): Adjust section links and
2759 symbol section indexes.
2760 (Sized_relobj::do_layout): Adjust section links.
2761 (Sized_relobj::do_count_local_symbols): Adjust section links and
2762 symbol section indexes.
2763 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2764 ordinary and special symbols.
2765 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2766 dynsym_xindex parameters. Change all callers. Adjust section
2767 links. Use SHN_XINDEX when needed.
2768 (Sized_relobj::get_symbol_location_info): Adjust section links.
2769 Don't get fooled by special symbols.
2770 * object.h (class Xindex): Define.
2771 (class Object): Add xindex_ parameter. Declare virtual functoin
2772 do_initialize_xindex.
2773 (Object::adjust_sym_shndx): New function.
2774 (Object::set_xindex): New protected function.
2775 (class Symbol_value): Add is_ordinary_shndx_ field.
2776 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2777 (Symbol_value::value): Assert ordinary section.
2778 (Symbol_value::initialize_input_to_output_map): Likewise.
2779 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2781 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2783 (class Sized_relobj): Update declarations.
2784 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2785 parameter. Change all callers.
2786 (Sized_relobj::adjust_shndx): New function.
2787 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2789 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2790 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2791 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2792 (Sized_dynobj::read_dynsym_section): Adjust section links.
2793 (Sized_dynobj::read_dynamic): Likewise.
2794 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2796 (Sized_dynobj::do_initialize_xindex): New function.
2797 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2798 do_initialize_xindex.
2799 (Sized_dynobj::adjust_shndx): New function.
2800 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2801 dynsym_xindex_ fields.
2802 (Layout::finalize): Add a call to set_section_indexes before
2803 creating the symtab sections.
2804 (Layout::set_section_indexes): Don't do anything if the section
2805 already has a section index.
2806 (Layout::create_symtab_sections): Add shnum parameter. Change
2807 caller. Create .symtab_shndx section if needed.
2808 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2810 (Layout::allocated_output_section_count): New function.
2811 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2813 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2814 fields. Update declarations.
2815 (Layout::symtab_xindex): New function.
2816 (Layout::dynsym_xindex): New function.
2817 (class Write_symbols_task): Add layout_ field.
2818 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2820 * output.cc (Output_section_headers::Output_section_headers): Add
2821 shstrtab_section parameter. Change all callers.
2822 (Output_section_headers::do_sized_write): Store overflow values
2823 for section count and section string table section index in
2824 section header zero.
2825 (Output_file_header::do_sized_write): Check for overflow of
2826 section count and section string table section index.
2827 (Output_symtab_xindex::do_write): New function.
2828 (Output_symtab_xindex::endian_do_write): New function.
2829 * output.h (class Output_section_headers): Add shstrtab_section_.
2830 Update declarations.
2831 (class Output_symtab_xindex): Define.
2832 (Output_section::has_out_shndx): New function.
2833 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2835 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2837 (Sized_symbol::init): Likewise.
2838 (Symbol::output_section): Check for ordinary symbol.
2839 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2840 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2842 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2843 Change all callers. Simplify handling of symbols from sections
2844 not included in the link.
2845 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2847 (Weak_alias_sorter::operator()): Assert that symbols are
2849 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2851 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2852 parameters. Change all callers.
2853 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2854 symbol distinction. Use SHN_XINDEX when needed.
2855 (Symbol_table::write_section_symbol): Add symtab_xindex
2856 parameter. Change all callers.
2857 (Symbol_table::sized_write_section_symbol): Likewise. Use
2858 SHN_XINDEX when needed.
2859 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2861 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2862 (Symbol::is_defined): Check is_ordinary.
2863 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2864 (Symbol::is_absolute, Symbol::is_common): Likewise.
2865 (class Sized_symbol): Update declarations.
2866 (class Symbol_table): Update declarations.
2867 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2868 parameters. Change all callers.
2869 (Sized_symbol::override): Likewise.
2870 (Symbol_table::override): Likewise.
2871 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2872 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2873 is_ordinary, and orig_st_shndx parameters. Change all callers.
2874 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2875 to be in an ordinary section.
2876 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2877 object and is_ordinary parameters. Change all callers.
2878 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2879 Change all callers. Don't add undefined or non-ordinary symbols
2881 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2883 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2885 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2886 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2887 (Sized_relobj::relocate_sections): Likewise.
2888 * target-reloc.h (scan_relocs): Adjust section symbol index.
2889 (scan_relocatable_relocs): Likewise.
2890 * i386.cc (Scan::local): Check for ordinary symbols.
2891 * sparc.cc (Scan::local): Likewise.
2892 * x86_64.cc (Scan::local): Likewise.
2893 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2894 to symbol_section_and_value.
2895 * testsuite/many_sections_test.cc: New file.
2896 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2897 (check_PROGRAMS): Add many_sections_test.
2898 (many_sections_test_SOURCES): Define.
2899 (many_sections_test_DEPENDENCIES): Define.
2900 (many_sections_test_LDFLAGS): Define.
2901 (BUILT_SOURCES): Add many_sections_define.h.
2902 (many_sections_define.h): New target.
2903 (BUILT_SOURCES): Add many_sections_check.h.
2904 (many_sections_check.h): New target.
2905 (check_PROGRAMS): Add many_sections_r_test.
2906 (many_sections_r_test_SOURCES): Define.
2907 (many_sections_r_test_DEPENDENCIES): Define.
2908 (many_sections_r_test_LDFLAGS): Define.
2909 (many_sections_r_test_LDADD): Define.
2910 (many_sections_r_test.o): New target.
2911 * testsuite/Makefile.in: Rebuild.
2913 2008-04-17 Cary Coutant <ccoutant@google.com>
2915 * errors.cc (Errors::info): New function.
2916 (gold_info): New function.
2917 * errors.h (Errors::info): New function.
2918 * gold.h (gold_info): New function.
2919 * object.cc (Input_objects::add_object): Print trace output.
2920 * options.cc (options::parse_set): New function.
2921 (General_options::parse_wrap): Deleted.
2922 (General_options::General_options): Deleted initializer.
2923 * options.h (options::String_set): New typedef.
2924 (options::parse_set): New function.
2925 (DEFINE_set): New macro.
2926 (General_options::wrap): Changed to use DEFINE_set. Changed
2927 callers of any_wrap_symbols and is_wrap_symbol.
2928 (General_options::trace, General_options::trace_symbol):
2930 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2931 (General_options::wrap_symbols_): Deleted.
2932 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2934 2008-04-17 David S. Miller <davem@davemloft.net>
2936 * options.cc (General_options::parse_V): New function.
2937 * options.h: Add entries for -V and -Qy.
2939 2008-04-17 Ian Lance Taylor <iant@google.com>
2941 * common.cc (Symbol_table::allocate_commons): Remove options
2942 parameter. Change caller.
2943 (Symbol_table::do_allocate_commons): Remove options parameter.
2944 Change caller. Just call do_allocate_commons_list twice.
2945 (Symbol_table::do_allocate_commons_list): New function, broken out
2946 of do_allocate_commons.
2947 * common.h (class Allocate_commons_task): Remove options_ field.
2949 * symtab.cc (Symbol_table::Symbol_table): Initialize
2951 (Symbol_table::add_from_object): Put TLS common symbols on
2953 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2954 which are IN_OUTPUT_DATA.
2955 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2956 allocate_commons and do_allocate_commons declarations. Declare
2957 do_allocate_commons_list.
2958 * gold.cc (queue_middle_tasks): Update creation of
2959 Allocate_commons_task to not pass options.
2960 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2961 (TLS_TEST_C_FLAGS): New variable.
2962 (tls_test_c_pic.o): New target.
2963 (tls_test_shared.so): Link in tls_test_c_pic.o.
2964 (tls_test_c_pic_ie.o): New target.
2965 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2966 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2967 (tls_test_c.o): New target.
2968 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2969 (tls_pic_test_LDADD): Likewise.
2970 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2971 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2972 (tls_test_c_gnu2.o): New target.
2973 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2975 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2976 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2977 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2978 * testsuite/tls_test.cc: Include "config.h".
2979 (t_last): Call t11_last.
2980 * testsuite/tls_test.h (t11, t11_last): Declare.
2981 * testsuite/tls_test_c.c: New file.
2982 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2983 * configure.ac: Check for OpenMP support.
2984 * configure, config.in, Makefile.in: Rebuild.
2985 * testsuite/Makefile.in: Rebuild.
2987 2008-04-16 Cary Coutant <ccoutant@google.com>
2989 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2990 (Target_i386::tls_base_symbol_defined_): New field.
2991 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2992 (Target_i386::Scan::global): Likewise.
2993 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2994 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2995 (Target_x86_64::tls_base_symbol_defined_): New field.
2996 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2997 (Target_x86_64::Scan::global): Likewise.
2999 2008-04-16 Cary Coutant <ccoutant@google.com>
3001 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3002 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3003 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3004 building shared libraries.
3005 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3006 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3007 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3008 * testsuite/Makefile.in: Rebuild.
3009 * testsuite/weak_undef.h: New file.
3010 * testsuite/weak_undef_file1.cc: Add extra test cases.
3011 * testsuite/weak_undef_file2.cc: Likewise.
3012 * testsuite/weak_undef_test.cc: Likewise.
3014 2008-04-16 David S. Miller <davem@davemloft.net>
3016 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3017 Add issued_non_pic_error_ field. Declare check_non_pic.
3018 (Target_sparc::Scan::check_non_pic): New function.
3019 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3020 (Target_sparc::Scan::global): Likewise.
3022 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3023 * configure: Rebuild.
3025 * options.h (DEFINE_enable): New macro.
3026 (new_dtags): New enable option.
3027 (initfirst, interpose, loadfltr, nodefaultlib,
3028 nodelete, nodlopen, nodump): New -z options.
3029 * layout.cc (Layout:finish_dynamic_section): If new
3030 dtags enabled, emit DT_RUNPATH. Also, emit a
3031 DT_FLAGS_1 containing any specified -z flags.
3033 2008-04-16 Ian Lance Taylor <iant@google.com>
3035 * copy-relocs.cc: New file.
3036 * copy-relocs.h: New file.
3037 * reloc.cc: Remove Copy_relocs code.
3038 * reloc.h: Likewise.
3039 * reloc-types.h (struct Reloc_types) [both versions]: Add
3040 get_reloc_addend_noerror.
3041 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3042 variants of add_global which take an addend which must be zero.
3043 * i386.cc: Include "copy-relocs.h".
3044 (class Target_i386): Change type of copy_relocs_ to variable,
3046 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3048 (Target_i386::do_finalize_sections): Change handling of
3050 * sparc.cc: Include "copy-relocs.h".
3051 (class Target_sparc): Change type of copy_relocs_ to variable,
3053 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3055 (Target_sparc::do_finalize_sections): Change handling of
3057 * x86_64.cc: Include "copy-relocs.h".
3058 (class Target_x86_64): Change type of copy_relocs_ to variable,
3060 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3061 class. Change all callers.
3062 (Target_x86_64::do_finalize_sections): Change handling of
3064 * Makefile.am (CCFILES): Add copy-relocs.cc.
3065 (HFILES): Add copy-relocs.h.
3067 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3069 * testsuite/script_test_4.sh: Permit leading zeroes.
3071 2008-04-15 Ian Lance Taylor <iant@google.com>
3073 * script-sections.cc (Script_sections::create_segments): Use
3074 header_size_adjustment even when there is enough room for the
3076 * testsuite/script_test_4.sh: New file.
3077 * testsuite/script_test_4.t: New file.
3078 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3079 (check_DATA): Add script_test_4.stdout.
3080 (MOSTLYCLEANFILES): Likewise.
3081 (script_test_4): New target.
3082 (script_test_4.stdout): New target.
3083 * testsuite/Makefile.in: Rebuild.
3085 * sparc.cc: Add definitions for Output_data_plt_sparc class
3088 2008-04-14 David S. Miller <davem@davemloft.net>
3090 * sparc.cc: New file.
3091 * Makefile.am (TARGETSOURCES): Add sparc.cc
3092 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3093 * configure.tgt: Document targ_extra_size and
3094 targ_extra_big_endian. Add entries for sparc-* and
3096 * configure.ac: Handle targ_extra_size and
3097 targ_extra_big_endian.
3098 * Makefile.in: Rebuild.
3099 * configure: Likewise.
3100 * po/POTFILES.in: Likewise.
3101 * po/gold.pot: Likewise.
3103 2008-04-14 Ian Lance Taylor <iant@google.com>
3105 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3106 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3107 in the name/type/flags to section mapping. Don't call
3108 allocate_output_section.
3109 (Layout::choose_output_section): Change parameter from adjust_name
3110 to is_input_section. Don't permit input sections after sections
3111 are attached to segments. Don't call allocate_output_section.
3112 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3113 not write_enable_output_section.
3114 (Layout::make_output_section): Don't push to
3115 unattached_section_list_ nor call attach_to_segment. Call
3116 attach_section_to_segment if sections are attached.
3117 (Layout::attach_sections_to_segments): New function.
3118 (Layout::attach_section_to_segment): New function.
3119 (Layout::attach_allocated_section_to_segment): Rename from
3120 attach_to_segment. Remove flags parameter.
3121 (Layout::allocate_output_section): Remove function.
3122 (Layout::write_enable_output_section): Remove function.
3123 * layout.h (class Layout): Update for above changes. Add new
3124 field sections_are_attached_.
3125 * output.h (Output_section::update_flags_for_input_section): New
3127 * output.cc (Output_section::add_input_section): Call
3128 update_flags_for_input_section.
3129 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3131 2008-04-11 Cary Coutant <ccoutant@google.com>
3133 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3134 thought unnecessary.
3135 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3137 2008-04-11 Ian Lance Taylor <iant@google.com>
3139 * output.h (class Output_section_data): Remove inline definition
3141 * output.cc (Output_section_data::set_addralign): New function.
3143 2008-04-11 Cary Coutant <ccoutant@google.com>
3145 Add support for TLS descriptors for i386 and x86_64.
3146 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3147 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3148 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3150 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3151 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3152 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3154 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3155 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3156 Fix problem with initial-exec relocations.
3157 (Target_i386::Relocate::relocate_tls): Likewise.
3158 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3160 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3161 support for section-plus-offset dynamic table entries.
3162 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3163 (Output_data_dynamic::Dynamic_entry): Add support for
3164 section-plus-offset dynamic table entries.
3165 (Output_data_dynamic::Classification): Likewise.
3166 (Output_data_dynamic::classification_): Renamed offset_.
3167 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3168 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3169 (Target_x86_64::make_plt_section): New function.
3170 (Target_x86_64::reserve_tlsdesc_entries): New function.
3171 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3172 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3173 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3174 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3175 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3176 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3177 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3178 add extra PLT entry for TLS descriptors.
3179 (Output_data_plt_x86_64::got_): New field.
3180 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3181 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3183 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3185 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3186 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3187 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3188 R_386_TLS_DESC_CALL relocations.
3189 (Target_x86_64::Scan::global): Likewise.
3190 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3191 for TLS descriptors.
3192 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3193 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3194 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3195 GD-to-IE relaxation.
3196 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3197 and TLS_DESCRIPTORS.
3198 * Makefile.in: Rebuild.
3199 * configure: Rebuild.
3200 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3201 (tls_test_shared2.so): New target.
3202 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3203 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3204 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3205 (tls_shared_gd_to_ie_test_LDADD): New variable.
3206 (tls_shared_gnu2_gd_to_ie_test): New target.
3207 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3209 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3210 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3211 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3212 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3213 (tls_shared_gnu2_test): New target.
3214 (tls_test_gnu2_shared.so): New target.
3215 (tls_shared_gnu2_test_SOURCES): New variable.
3216 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3217 (tls_shared_gnu2_test_LDFLAGS): New variable.
3218 (tls_shared_gnu2_test_LDADD): New variable.
3219 * testsuite/Makefile.in: Rebuild.
3220 * testsuite/Makefile.
3222 2008-04-11 Ian Lance Taylor <iant@google.com>
3224 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3226 * testsuite/Makefile.in: Rebuild.
3228 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3230 * testsuite/script_test_2.cc (main): Adjust test.
3232 2008-04-11 David S. Miller <davem@davemloft.net>
3233 Ian Lance Taylor <iant@google.com>
3235 * options.h (General_options): Add entries for '-Y' and
3237 * options.cc (General_options:finalize): If -Y was used, add those
3238 entries to the library path instead of the default "/lib" and
3241 2008-04-11 David S. Miller <davem@davemloft.net>
3243 * testsuite/justsyms.t: Start at 0x100.
3244 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3245 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3247 * testsuite/script_test_2.cc: Adjust string and section length
3250 2008-04-09 Ian Lance Taylor <iant@google.com>
3253 * script-sections.cc (Sections_element::allocate_to_segment): Add
3255 (Output_section_definition::allocate_to_segment): Likewise.
3256 (Orphan_output_section::allocate_to_segment): Likewise.
3257 (Script_sections::attach_sections_using_phdrs_clause): Don't
3258 propagate non-PT_LOAD segments to orphan sections.
3259 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3260 readelf rather than objdump.
3261 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3262 .interp section and PT_INTERP segment are the same size.
3263 * testsuite/Makefile.in: Rebuild.
3265 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3266 aliases for symbols defined in the same object.
3267 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3268 (weak_alias_test_SOURCES): New variable.
3269 (weak_alias_test_DEPENDENCIES): New variable.
3270 (weak_alias_test_LDFLAGS): New variable.
3271 (weak_alias_test_LDADD): New variable.
3272 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3273 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3274 (weak_alias_test_3.o): New target.
3275 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3276 * testsuite/weak_alias_test_main.cc: New file.
3277 * testsuite/weak_alias_test_1.cc: New file.
3278 * testsuite/weak_alias_test_2.cc: New file.
3279 * testsuite/weak_alias_test_3.cc: New file.
3281 2008-04-08 Ian Lance Taylor <iant@google.com>
3283 * options.h (class General_options): Add --noinhibit-exec option.
3284 * main.cc (main): Check --noinhibit-exec.
3286 * options.h (class General_options): Define --wrap as a special
3287 option. Add wrap_symbols_ field.
3288 (General_options::any_wrap_symbols): New function.
3289 (General_options::is_wrap_symbol): New function.
3290 * options.cc (General_options::parse_wrap): New function.
3291 (General_options::General_options): Initialize wrap_symbols_.
3292 * symtab.cc (Symbol_table::wrap_symbol): New function.
3293 (Symbol_table::add_from_object): Handle --wrap.
3294 * symtab.h (class Symbol_table): Declare wrap_symbol.
3295 * target.h (Target::wrap_char): New function.
3296 (Target::Target_info): Add wrap_char field.
3297 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3298 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3299 * testsuite/testfile.cc (Target_test::test_target_info):
3302 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3305 * layout.h (class Layout): Add added_eh_frame_data_ field.
3306 * layout.cc (Layout::Layout): Initialize new field.
3307 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3308 output section until we find a section we merged successfully.
3309 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3310 that the size be non-zero.
3312 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3315 2008-04-08 Craig Silverstein <csilvers@google.com>
3317 * configure.ac: Export new conditional variable HAVE_ZLIB.
3318 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3320 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3321 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3323 2008-04-07 Ian Lance Taylor <iant@google.com>
3325 * version.cc (version_string): Set to "1.5".
3327 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3328 Add issued_non_pic_error_ field. Declare check_non_pic.
3329 (Target_x86_64::Scan::check_non_pic): New function.
3330 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3331 (Target_x86_64::Scan::global): Likewise.
3333 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3334 addend parameter. Change caller. Handle merge sections.
3335 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3336 Address to Addend. Don't add in the result of
3337 local_section_offset, pass down the addend and use the returned
3339 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3340 Update declarations of local_section_offset and symbol_value.
3341 * testsuite/two_file_test_1.cc (t18): New function.
3342 * testsuite/two_file_test_2.cc (f18): New function.
3343 * testsuite/two_file_test_main.cc (main): Call t18.
3344 * testsuite/two_file_test.h (t18, f18): Declare.
3346 * configure.ac: Don't test for objdump, c++filt, or readelf.
3347 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3349 (TEST_READELF): New variable.
3350 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3351 (check_PROGRAMS): Add two_file_strip_test.
3352 (two_file_strip_test): New target.
3353 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3354 (two_file_same_shared_strip_test_SOURCES): New variable.
3355 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3356 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3357 (two_file_same_shared_strip_test_LDADD): New variable.
3358 (two_file_shared_strip.so): New target.
3359 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3360 (ver_test_5.syms, ver_test_7.syms): Likewise.
3361 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3362 (strip_test_3.stdout): Use TEST_OBJDUMP.
3363 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3365 2008-04-04 Cary Coutant <ccoutant@google.com>
3367 * symtab.h (Symbol::is_weak_undefined): New function.
3368 (Symbol::is_strong_undefined): New function.
3369 (Symbol::is_absolute): New function.
3370 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3371 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3373 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3374 (weak_undef_test): New target.
3375 * testsuite/Makefile.in: Rebuild.
3376 * testsuite/weak_undef_file1.cc: New file.
3377 * testsuite/weak_undef_file2.cc: New file.
3378 * testsuite/weak_undef_test.cc: New file.
3380 2008-04-03 Craig Silverstein <csilvers@google.com>
3382 * compressed_output.h (class Output_compressed_section): Use
3384 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3386 (zlib_compressed_suffix): Removed.
3387 (Output_compressed_section::set_final_data_size): Use unsigned
3389 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3390 Fix linker invocation.
3391 (flagstest_o_specialfile_and_compress_debug_sections):
3393 * testsuite/Makefile.in: Regenerated.
3395 2008-04-02 David S. Miller <davem@davemloft.net>
3397 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3398 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3400 2008-04-02 Craig Silverstein <csilvers@google.com>
3404 2008-04-02 Ian Lance Taylor <iant@google.com>
3406 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3407 parameters. Update for new key type to views_. Change all
3409 (File_read::read): Adjust for byteshift in returned view.
3410 (File_read::add_view): New function, broken out of
3412 (File_read::make_view): New function, broken out of
3414 (File_read::find_or_make_view): Add offset and aligned
3415 parameters. Rewrite accordingly. Change all callers.
3416 (File_read::get_view): Add offset and aligned parameters. Adjust
3417 for byteshift in return value.
3418 (File_read::get_lasting_view): Likewise.
3419 * fileread.h (class File_read): Update declarations.
3420 (class File_read::View): Add byteshift_ field. Add byteshift to
3421 constructor. Add byteshift method.
3422 * archive.h (Archive::clear_uncached_views): New function.
3423 (Archive::get_view): Add aligned parameter. Change all callers.
3424 * object.h (Object::get_view): Add aligned parameter. Change all
3426 (Object::get_lasting_view): Likewise.
3428 * fileread.cc (File_read::release): Don't call clear_views if
3429 there are multiple objects.
3430 * fileread.h (File_read::clear_uncached_views): New function.
3431 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3434 2008-03-31 Cary Coutant <ccoutant@google.com>
3436 Add thin archive support.
3437 * archive.cc (Archive::armagt): New const.
3438 (Archive::setup): Remove task parameter and calls to unlock.
3439 (Archive::unlock_nested_archives): New function.
3440 (Archive::read_header): Add nested_off parameter. Change
3442 (Archive::interpret_header): Likewise.
3443 (Archive::include_all_members): Change to handle thin
3445 (Archive::include_member): Likewise.
3446 * archive.h (Archive::Archive): Add new parameters and
3448 (Archive::armagt): New const.
3449 (Archive::setup): Remove task parameter.
3450 (Archive::unlock_nested_archives): New function.
3451 (Archive::read_header): Add nested_off parameter.
3452 (Archive::interpret_header): Likewise.
3453 (Archive::Nested_archive_table): New typedef.
3454 (Archive::is_thin_archive_): New field.
3455 (Archive::nested_archives_): New field.
3456 (Archive::options_): New field.
3457 (Archive::dirpath_): New field.
3458 (Archive::task_): New field.
3459 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3460 for thin archives. Pass additional parameters to
3461 Archive::Archive. Unlock the archive file after calling
3464 2008-03-29 Ian Lance Taylor <iant@google.com>
3466 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3467 version symbol to be local.
3468 * testsuite/ver_test_4.sh: New file.
3469 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3470 (check_DATA): Add ver_test_4.syms.
3471 (ver_test_4.syms): New target.
3472 * testsuite/Makefile.in: Rebuild.
3475 (Output_section::Input_section_sort_entry::has_priority): New
3477 (Output_section::Input_section_sort_entry::match_file_name): New
3479 (Output_section::Input_section_sort_entry::match_section_name):
3481 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3483 (Output_section::Input_section_sort_entry::match_section_file):
3485 (Output_section::Input_section_sort_compare::operator()): Rewrite
3486 using new Input_section_sort_entry functions. Sort crtbegin and
3487 crtend first. Sort sections with no priority before sections with
3489 * testsuite/initpri1.c (d3): Check j != 4.
3490 (cd5): New constructor/destructor function.
3491 (main): Check j != 2.
3493 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3494 new symbol when resolving, don't call set_is_default.
3495 * testsuite/ver_test_7.cc: New file.
3496 * testsuite/ver_test_7.sh: New file.
3497 * testsuite/Makefile.am (ver_test_7.so): New target.
3498 (ver_test_7.o): New target.
3499 (check_SCRIPTS): Add ver_test_7.sh.
3500 (check_DATA): Add ver_test_7.syms.
3501 (ver_test_7.syms): New target.
3503 2008-03-28 Ian Lance Taylor <iant@google.com>
3505 * layout.cc (Layout::layout): If we see an input section with a
3506 name that needs sorting, set the must_sort flag for the output
3508 (Layout::make_output_section): If the name of the output section
3509 indicates that it might require sorting, set the may_sort flag.
3510 * output.h (Output_section::may_sort_attached_input_sections): New
3512 (Output_section::set_may_sort_attached_input_sections): New
3514 (Output_section::must_sort_attached_input_sections): New
3516 (Output_section::set_must_sort_attached_input_sections): New
3518 (class Output_section): Declare Input_section_sort_entry. Define
3519 Input_section_sort_compare. Declare
3520 sort_attached_input_sections. Add new fields:
3521 may_sort_attached_input_sections_,
3522 must_sort_attached_input_sections_,
3523 attached_input_sections_are_sorted_.
3524 * output.cc (Output_section::Output_section): Initialize new
3526 (Output_section::add_input_section): Add an entry to
3527 input_sections_ if may_sort or must_sort are true.
3528 (Output_section::set_final_data_size): Call
3529 sort_attached_input_sections if necessary.
3530 (Output_section::Input_section_sort_entry): Define new class.
3531 (Output_section::Input_section_sort_compare::operator()): New
3533 (Output_section::sort_attached_input_sections): New function.
3534 * configure.ac: Check whether the compiler supports constructor
3535 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3536 * testsuite/initpri1.c: New file.
3537 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3538 CONSTRUCTOR_PRIORITY.
3539 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3540 (initpri1_LDFLAGS): New variable.
3541 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3543 2008-03-27 Ian Lance Taylor <iant@google.com>
3545 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3546 * testsuite/common_test_1.c: New file.
3547 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3548 (common_test_1_SOURCES): New variable.
3549 (common_test_1_DEPENDENCIES): New variable.
3550 (common_test_1_LDFLAGS): New variable.
3552 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3553 and commons_ correctly when NAME/VERSION does not override
3555 * testsuite/ver_test_6.c: New file.
3556 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3557 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3558 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3560 2008-03-26 Ian Lance Taylor <iant@google.com>
3562 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3563 of an undefined symbol from a version script.
3564 * testsuite/Makefile.am (ver_test_5.so): New target.
3565 (ver_test_5.o): New target.
3566 (check_SCRIPTS): Add ver_test_5.sh.
3567 (check_DATA): Add ver_test_5.syms.
3568 (ver_test_5.syms): New target.
3569 * testsuite/ver_test_5.cc: New file.
3570 * testsuite/ver_test_5.script: New file.
3571 * testsuite/ver_test_5.sh: New file.
3572 * Makefile.in, testsuite/Makefile.in: Rebuild.
3575 Fix problems building gold with gcc 4.3.0.
3576 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3577 (gold_error_at_location, gold_warning_at_location): Use it.
3578 * configure.ac: Check whether we can compile and use a template
3579 function with a printf attribute.
3580 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3581 when jumping over bytes.
3582 * object.cc: Instantiate Object::read_section_data.
3583 * debug.h: Include <cstring>
3584 * dwarf_reader.cc: Include <algorithm>
3585 * main.cc: Include <cstring>.
3586 * options.cc: Include <cstring>.
3587 * output.cc: Include <cstring>.
3588 * script.cc: Include <cstring>.
3589 * script.h: Include <string>.
3590 * symtab.cc: Include <cstring> and <algorithm>.
3591 * target-select.cc: Include <cstring>.
3592 * version.cc: Include <string>.
3593 * testsuite/testmain.cc: Include <cstdlib>.
3594 * configure, config.in: Rebuild.
3596 2008-03-25 Ian Lance Taylor <iant@google.com>
3598 * options.cc: Include "../bfd/bfdver.h".
3599 (options::help): Print bug reporting address.
3601 * version.cc (print_version): Adjust output for current value of
3606 * options.cc (options::help): Print list of supported targets.
3607 * target-select.h: Include <vector>.
3608 (class Target_selector): Make machine_, size_, and is_big_endian_
3609 fields const. Add bfd_name_ and instantiated_target_ fields.
3610 (Target_selector::Target_selector): Add bfd_name parameter.
3611 (Target_selector::recognize): Make non-virtual, call
3613 (Target_selector::recognize_by_name): Make non-virtual, call
3614 do_recognize_by_name.
3615 (Target_selector::supported_names): New function.
3616 (Target_selector::bfd_name): New function.
3617 (Target_selector::do_instantiate_target): New pure virtual
3619 (Target_selector::do_recognize): New virtual function.
3620 (Target_selector::do_recognize_by_name): New virtual function.
3621 (Target_selector::instantiate_target): New private function.
3622 (supported_target_names): Declare.
3623 * target-select.cc (Target_selector::Target_selector): Update for
3624 new parameter and fields.
3625 (select_target_by_name): Check that the name matches before
3626 calling recognize_by_name.
3627 (supported_target_names): New function.
3628 * i386.cc (class Target_selector_i386): Update Target_selector
3629 constructor call. Remove recognize and recognize_by_name. Add
3630 do_instantiate_target.
3631 * x86_64.cc (class Target_selector_x86_64): Likewise.
3632 * testsuite/testfile.cc (class Target_selector_test): Update for
3633 changes to Target_selector.
3635 * README: Rewrite, with some notes on unsupported features.
3637 2008-03-24 Cary Coutant <ccoutant@google.com>
3639 * i386.cc (Target_i386::Got_type): New enum declaration.
3640 (Target_i386::Scan::local): Updated callers of Output_data_got
3642 (Target_i386::Scan::global): Likewise.
3643 (Target_i386::Relocate::relocate): Likewise.
3644 (Target_i386::Relocate::relocate_tls): Likewise.
3645 * object.h (Got_offset_list): New class.
3646 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3647 (Sized_relobj::local_got_offset): Likewise.
3648 (Sized_relobj::set_local_got_offset): Likewise.
3649 (Sized_relobj::local_has_tls_got_offset): Removed.
3650 (Sized_relobj::local_tls_got_offset): Removed.
3651 (Sized_relobj::set_local_tls_got_offset): Removed.
3652 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3653 * output.cc (Output_data_got::add_global): Added got_type parameter.
3654 (Output_data_got::add_global_with_rel): Likewise.
3655 (Output_data_got::add_global_with_rela): Likewise.
3656 (Output_data_got::add_global_pair_with_rel): New function.
3657 (Output_data_got::add_global_pair_with_rela): New function.
3658 (Output_data_got::add_local): Added got_type parameter.
3659 (Output_data_got::add_local_with_rel): Likewise.
3660 (Output_data_got::add_local_with_rela): Likewise.
3661 (Output_data_got::add_local_pair_with_rel): New function.
3662 (Output_data_got::add_local_pair_with_rela): New function.
3663 (Output_data_got::add_global_tls): Removed.
3664 (Output_data_got::add_global_tls_with_rel): Removed.
3665 (Output_data_got::add_global_tls_with_rela): Removed.
3666 (Output_data_got::add_local_tls): Removed.
3667 (Output_data_got::add_local_tls_with_rel): Removed.
3668 (Output_data_got::add_local_tls_with_rela): Removed.
3669 * output.h (Output_data_got::add_global): Added got_type parameter.
3670 (Output_data_got::add_global_with_rel): Likewise.
3671 (Output_data_got::add_global_with_rela): Likewise.
3672 (Output_data_got::add_global_pair_with_rel): New function.
3673 (Output_data_got::add_global_pair_with_rela): New function.
3674 (Output_data_got::add_local): Added got_type parameter.
3675 (Output_data_got::add_local_with_rel): Likewise.
3676 (Output_data_got::add_local_with_rela): Likewise.
3677 (Output_data_got::add_local_pair_with_rel): New function.
3678 (Output_data_got::add_local_pair_with_rela): New function.
3679 (Output_data_got::add_global_tls): Removed.
3680 (Output_data_got::add_global_tls_with_rel): Removed.
3681 (Output_data_got::add_global_tls_with_rela): Removed.
3682 (Output_data_got::add_local_tls): Removed.
3683 (Output_data_got::add_local_tls_with_rel): Removed.
3684 (Output_data_got::add_local_tls_with_rela): Removed.
3685 * resolve.cc (Symbol::override_base_with_special): Removed
3686 reference to has_got_offset_ field.
3687 * symtab.cc (Symbol::init_fields): Replaced initialization
3688 of got_offset_ with got_offsets_. Removed initialization
3690 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3691 (Symbol::got_offset): Likewise.
3692 (Symbol::set_got_offset): Likewise.
3693 (Symbol::has_tls_got_offset): Removed.
3694 (Symbol::tls_got_offset): Removed.
3695 (Symbol::set_tls_got_offset): Removed.
3696 (Symbol::got_offset_): Removed.
3697 (Symbol::tls_mod_got_offset_): Removed.
3698 (Symbol::tls_pair_got_offset_): Removed.
3699 (Symbol::got_offsets_): New field.
3700 (Symbol::has_got_offset): Removed.
3701 (Symbol::has_tls_mod_got_offset): Removed.
3702 (Symbol::has_tls_pair_got_offset): Removed.
3703 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3704 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3706 (Target_x86_64::Scan::global): Likewise.
3707 (Target_x86_64::Relocate::relocate): Likewise.
3708 (Target_x86_64::Relocate::relocate_tls): Likewise.
3710 2008-03-25 Ben Elliston <bje@au.ibm.com>
3712 * yyscript.y: Fix spelling error in comment.
3714 2008-03-24 Ian Lance Taylor <iant@google.com>
3716 * options.h (class General_options): Define build_id option.
3717 * layout.h (class Layout): Declare write_build_id, create_note,
3718 create_build_id. Add build_id_note_ member.
3719 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3720 "libiberty.h", "md5.h", "sha1.h".
3721 (Layout::Layout): Initialize eh_frame_data_,
3722 eh_frame_hdr_section_, and build_id_note_.
3723 (Layout::finalize): Call create_build_id.
3724 (Layout::create_note): New function, broken out of
3725 Layout::create_gold_note.
3726 (Layout::create_gold_note): Call create_note.
3727 (Layout::create_build_id): New function.
3728 (Layout::write_build_id): New function.
3729 (Close_task_runner::run): Call write_build_id.
3731 * x86_64.cc: Correct license to GPLv3.
3733 2008-03-23 Ian Lance Taylor <iant@google.com>
3735 * options.cc: Include "demangle.h".
3736 (parse_optional_string): New function.
3737 (parse_long_option): Handle takes_optional_argument.
3738 (parse_short_option): Update dash_z initializer. Handle
3739 takes_optional_argument.
3740 (General_options::General_options): Initialize do_demangle_.
3741 (General_options::finalize): Set do_demangle_. Handle demangling
3743 * options.h (parse_optional_string): Declare.
3744 (struct One_option): Add optional_arg field. Update constructor.
3745 Update call constructor calls. Add takes_optional_argument
3747 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3748 (DEFINE_optional_string): Define.
3749 (General_options::demangle): Change from DEFINE_bool to
3750 DEFINE_optional_string.
3751 (General_options::no_demangle): New function.
3752 (General_options::do_demangle): New function.
3753 (General_options::set_do_demangle): New function.
3754 (General_options::execstack_status_): Move definition to end of
3756 (General_options::static_): Likewise.
3757 (General_options::do_demangle_): New field.
3758 * object.cc (big_endian>::get_symbol_location_info): Call
3759 Options::do_demangle, not Options::demangle.
3760 * symtab.cc (demangle): Likewise.
3762 2008-03-22 Ian Lance Taylor <iant@google.com>
3764 * gold.h: Include <cstddef> and <sys/types.h>
3765 * options.h: Include <cstring>.
3767 2008-03-21 Ian Lance Taylor <iant@google.com>
3769 * Added source code to GNU binutils.