1 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4 been maked as --keep-unique.
5 (Icf::unfold_section): New function.
6 * icf.h (Icf::unfold_section): New function.
7 * options.h (General_options::keep_unique): New option.
8 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
9 * testsuite/Makefile.in: Regenerate.
10 * testsuite/icf_keep_unique_test.sh: New file.
11 * testsuite/icf_keep_unique_test.cc: New file.
13 2009-08-12 Cary Coutant <ccoutant@google.com>
16 * resolve.cc (Symbol_table::resolve): Check for references from
17 dynamic objects to hidden and internal symbols.
18 * testsuite/Makefile.am (hidden_test.sh): New test.
19 * testsuite/Makefile.in: Regenerate.
20 * testsuite/hidden_test.sh: New script.
21 * testsuite/hidden_test_1.c: New test source.
22 * testsuite/hidden_test_main.c: New test source.
24 2009-08-11 Doug Kwan <dougkwan@google.com>
26 * arm.cc: Update comments.
27 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
28 segment to locate the .ARM.exidx section if present.
30 2009-08-09 Doug Kwan <dougkwan@google.com>
32 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
35 2009-08-07 Sriraman Tallam <tmsriram@google.com>
36 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
39 2009-08-06 Sriraman Tallam <tmsriram@google.com>
41 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
42 valid tls_segment only for non-debug-section relocations.
43 * testsuite/Makefile.am: Add gc_tls_test.
44 * testsuite/Makefile.in: Regenerate.
45 * testsuite/gc_tls_test.cc: New file.
46 * testsuite/gc_tls_test.sh: New file.
48 2009-08-05 Sriraman Tallam <tmsriram@google.com>
52 * Makefile.am (CCFILES): Add icf.cc.
54 * Makefile.in: Regenerate.
55 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
56 * gc.h (gc_process_relocs): Populate lists used by icf to contain
57 section, symbol and addend information for the relocs.
58 * gold.cc (queue_middle_tasks): Call identical code folding.
59 * gold.h: Add defines for multimap.
60 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
61 to the call of finalize_local_symbols.
62 * main.cc (main): Create object of class Icf.
63 * object.cc (Sized_relobj::do_layout): Allow this function to be
64 called twice during icf.
65 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
66 to sections marked as identical by icf.
67 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
69 (Sized_relobj::do_section_entsize): New function.
70 * object.h (Object::section_entsize): New function.
71 (Object::do_section_entsize): New pure virtual function.
72 (Relobj::finalize_local_symbols): Add new parameter.
73 (Relobj::do_section_entsize): New function.
74 * options.h (General_options::icf): New option.
75 (General_options::icf_iterations): New option.
76 (General_options::print_icf_sections): New option.
77 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
78 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
79 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
81 * symtab.cc (Symbol_table::is_section_folded): New function.
82 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
83 to sections marked as identical by icf.
84 * symtab.h (Symbol_table::set_icf): New function.
85 (Symbol_table::icf): New function.
86 (Symbol_table::is_section_folded): New function.
87 (Symbol_table::icf_): New data member.
88 * target-reloc.h (relocate_section): Ignore sections folded by icf.
89 * testsuite/Makefile.am: Add commands to build icf_test.
90 * testsuite/Makefile.in: Regenerate.
91 * testsuite/icf_test.sh: New file.
92 * testsuite/icf_test.cc: New file.
94 2009-07-24 Chris Demetriou <cgd@google.com>
96 * layout.cc (is_compressible_debug_section): Fix incorrect
97 comment about compressed section names.
99 2009-07-20 Ian Lance Taylor <ian@airs.com>
102 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
104 2009-07-16 Ian Lance Taylor <iant@google.com>
107 * layout.h: #include <map>.
108 (class Kept_section): Change from struct to class. Add accessors
109 and setters. Add section size to Comdat_group mapping. Change
110 Comdat_group to std::map. Add is_comdat_ field. Add
111 linkonce_size field in union.
112 (class Layout): Update declaration of find_or_add_kept_section.
113 Don't declare find_kept_object.
114 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
115 parameter. Add object, shndx, is_comdat, and is_group_name
116 parameters. Change all callers. Adjust for new Kept_section.
117 (Layout::find_kept_object): Remove.
118 * object.cc (Sized_relobj::include_section_group): Update use of
119 Kept_section. Rename secnum to shndx. Only record
120 Kept_comdat_section if sections are the same size.
121 (Sized_relobj::include_linkonce_section): Update use of
122 Kept_section. Only record Kept_comdat_section if sections are the
123 same size. Set size of linkonce section.
124 (Sized_relobj::map_to_kept_section): Update call to
125 get_kept_comdat_section.
126 * object.h (class Sized_relobj): Rename fields in
127 Kept_comdat_section to drop trailing underscores; change object
128 field to Relobj*. Change Kept_comdat_section_table to store
129 struct rather than pointer.
130 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
131 Add kept_object and kept_shndx parameters. Change all callers.
132 (Sized_relobj::get_kept_comdat_section): Change return type to
133 bool. Add kept_object and kept_shndx parameters. Change all
135 * plugin.cc (Pluginobj::include_comdat_group): Update call to
136 Layout::find_or_add_kept_section.
138 2009-07-09 Ian Lance Taylor <iant@google.com>
140 * merge.cc (Object_merge_map::initialize_input_to_output_map):
141 Reserve space in the hash table.
143 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
145 * fileread.cc (File_read::get_mtime): New method.
146 * fileread.h (Timespec): New structure.
147 (File_read::get_mtime): New method.
148 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
149 Renamed from timestamp_nsec.
150 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
152 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
154 (Incremental_inputs::report_archive): Save mtime; style fix.
155 (Incremental_inputs::report_obejct): Save mtime; style fix.
156 (Incremental_inputs::report_script): Save mtime; style fix.
157 (Incremental_inputs::finalize_inputs): Style fix.
158 (Incremental_inputs::finalize): Style fix.
159 (Incremental_inputs::create_input_section_data): Store inputs
161 * incremental.h (Incremental_inputs::report_script): Add mtime
163 (Incremental_inputs::Input_info::Input_info): Intialize only one
165 (Incremental_inputs::Input_info::archive): Move to nameless
167 (Incremental_inputs::Input_info::obejct): Move to nameless union.
168 (Incremental_inputs::Input_info::script): Move to nameless union.
169 (Incremental_inputs::mtime): New field.
170 * script.cc (read_input_script): Pass file mtime to
172 * script.h (Script_info::inputs): Style fix.
174 2009-07-01 Ian Lance Taylor <ian@airs.com>
176 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
179 2009-06-24 Ian Lance Taylor <iant@google.com>
182 * layout.cc (Layout::choose_output_section): If we find an
183 existing section, update the flags.
184 (Layout::create_notes): New function, broken out of
186 (Layout::finalize): Don't create note sections.
187 (Layout::create_note): Don't crash if linker script discards
189 (Layout::create_gold_note): Likewise.
190 (Layout::create_build_id): Likewise. Don't set
191 after_input_sections on the section.
192 (Layout::create_executable_stack_info): Remove target parameter.
194 * layout.h (class Layout): Declare create_notes. Update
195 declaration of create_executable_stack_info.
196 * gold.cc (queue_middle_tasks): Call create_notes.
197 * output.cc (Output_section::update_flags_for_input_section): Move
198 here from output.h. If SHF_ALLOC flag is newly set, mark address
200 * output.h (Output_data::mark_address_invalid): New function.
201 (class Output_section): Only declare, not define,
202 update_flags_for_input_section. Remove set_flags.
204 2009-06-24 Ian Lance Taylor <iant@google.com>
206 * script-sections.cc (Output_section_definition::
207 set_section_addresses): Rename shadowing local load_address to
210 2009-06-24 Ian Lance Taylor <iant@google.com>
213 * reloc.cc (relocate_sections): Skip empty relocation sections.
215 2009-06-23 Ian Lance Taylor <iant@google.com>
218 * layout.cc (Layout::create_note): Use choose_output_section
219 rather than make_output_section.
221 2009-06-23 Ian Lance Taylor <iant@google.com>
224 * options.cc (General_options::parse_V): Set printed_version_.
225 (General_options::General_options): Initialize printed_version_.
226 * options.h (class General_options): Add printed_version_ field.
227 * gold.cc (queue_initial_tasks): If there are no input files,
228 don't give a fatal error if we printed the version information.
229 (queue_middle_tasks): If using -r with a shared object, give a
230 fatal error rather than an ordinary error.
232 2009-06-23 Ian Lance Taylor <iant@google.com>
235 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
236 (Layout::make_output_section): Set have_stabstr_section_ if we see
238 (Layout::finalize): Call link_stabs_sections.
239 (Layout::link_stabs_sections): New file.
240 * layout.h (class Layout): Add have_stabstr_section_ field.
241 Declare link_stabs_sections.
243 2009-06-23 Doug Kwan <dougkwan@google.com>
245 * Makefile.am (libgold_a_LIBADD): New.
246 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
247 * Makefile.in: Regenerate.
248 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
249 * configure: Regenerate.
250 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
251 * fileread.cc: Include sys/state.h
252 * gold.h: Declare memmem and strndup if found missing.
253 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
255 2009-06-23 Ian Lance Taylor <iant@google.com>
257 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
258 * configure: Rebuild.
260 2009-06-23 Ian Lance Taylor <iant@google.com>
263 * object.cc (Object::section_contents): Don't try to get a view if
264 the section has length zero.
265 (Object::handle_gnu_warning_section): If the section is empty, use
266 the name of the section as the warning.
268 2009-06-23 Ian Lance Taylor <iant@google.com>
271 * stringpool.h (class Stringpool_template): Add optimize_ field.
272 (Stringpool_template::set_optimize): New function.
273 * stringpool.cc (Stringpool_template::Stringpool_template):
274 Initialize optimize_ field.
275 (Stringpool_template::set_string_offsets): Test local optimize
276 fild rather than parameter.
277 * layout.cc (Layout::Layout): Call set_optimize on the section
280 2009-06-22 Ian Lance Taylor <iant@google.com>
283 * yyscript.y: Parse TARGET.
284 * script.cc (script_set_target): New function.
285 * script-c.h (script_set_target): Declare.
286 * options.cc (General_options::string_to_object_format): Rename
287 from string_to_object_format in anonymous namespace. Change
289 * options.h (class General_options): Declare
290 string_to_object_format.
292 2009-06-22 Ian Lance Taylor <iant@google.com>
294 * script-sections.cc (Script_sections::create_segments): Don't put
295 program headers in a PT_LOAD segment if -n or -N.
297 2009-06-22 Ian Lance Taylor <iant@google.com>
300 * options.h (class General_options): Add -z lazy and -z now. Sort
301 -z options into alphabetical order.
302 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
304 2009-06-21 Ian Lance Taylor <iant@google.com>
306 * layout.cc (Layout::make_output_section): Call
307 Target::new_output_section.
308 (Layout::attach_allocated_section_to_segment): Put large section
309 sections in a separate load segment with the large segment flag
311 (Layout::segment_precedes): Sort large data segments after other
313 (align_file_offset): New static function.
314 (Layout::set_segment_offsets): Use align_file_offset.
315 * output.h (class Output_section): Add is_small_section_ and
316 is_large_section_ fields.
317 (Output_section::is_small_section): New function.
318 (Output_section::set_is_small_section): New function.
319 (Output_section::is_large_section): New function.
320 (Output_section::set_is_large_section): New function.
321 (Output_section::is_large_data_section): New function.
322 (class Output_segment): Add is_large_data_segment_ field.
323 (Output_segment::is_large_data_segment): New function.
324 (Output_segment::set_is_large_data_segment): New function.
325 * output.cc (Output_section::Output_section): Initialize new
327 (Output_segment::Output_segment): Likewise.
328 (Output_segment::add_output_section): Add assertion that large
329 data sections always go in large data segments. Force small data
330 sections to the end of the list of data sections. Force small BSS
331 sections to the start of the list of BSS sections. For large BSS
332 sections to the end of the list of BSS sections.
333 * symtab.h (class Symbol): Declare is_common_shndx.
334 (Symbol::is_defined): Check Symbol::is_common_shndx.
335 (Symbol::is_common): Likewise.
336 (class Symbol_table): Define enum Commons_section_type. Update
337 declarations. Add small_commons_ and large_commons_ fields.
338 * symtab.cc (Symbol::is_common_shndx): New function.
339 (Symbol_table::Symbol_table): Initialize new fields.
340 (Symbol_table::add_from_object): Put small and large common
341 symbols in the right list.
342 (Symbol_table::sized_finalized_symbol): Check
343 Symbol::is_common_shndx.
344 (Symbol_table::sized_write_globals): Likewise.
345 * common.cc (Symbol_table::do_allocate_commons): Allocate new
346 common symbol lists. Don't call do_allocate_commons_list if the
348 (Symbol_table::do_allocate_commons_list): Remove is_tls
349 parameter. Add comons_section_type parameter. Change all
350 callers. Handle small and large common symbols.
351 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
352 Symbol::is_common_shndx.
353 * resolve.cc (symbol_to_bits): Likewise.
354 * target.h (Target::small_common_shndx): New function.
355 (Target::small_common_section_flags): New function.
356 (Target::large_common_shndx): New function.
357 (Target::large_common_section_flags): New function.
358 (Target::new_output_section): New function.
359 (Target::Target_info): Add small_common_shndx, large_common_shndx,
360 small_common_section_flags, and large_common_section_flags
362 (Target::do_new_output_section): New virtual function.
363 * arm.cc (Target_arm::arm_info): Initialize new fields.
364 * i386.cc (Target_i386::i386_info): Likewise.
365 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
367 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
368 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
369 (Target_x86_64::do_new_output_section): New function.
370 * configure.ac: Define conditional MCMODEL_MEDIUM.
371 * testsuite/Makefile.am (check_PROGRAMS): Add large.
372 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
373 (large_LDFLAGS): Define.
374 * testsuite/large.c: New file.
375 * testsuite/testfile.cc (Target_test::test_target_info):
376 Initialize new fields.
377 * configure, testsuite/Makefile.in: Rebuild.
379 2009-06-05 Doug Kwan <dougkwan@google.com>
381 * Makefile.am (CCFILES): Add target.cc.
382 * Makefile.in: Regenerate.
383 * i386.cc (class Target_i386): Define new virtual method to
384 override do_is_local_label_name in parent.
385 * object.cc (Sized_relobj::do_count_local_symbols): Discard
386 local symbols if --discard-locals or -X is given.
387 * options.h (class General_options): Declare new options
388 '--discard-locals' and '-X' for discarding locals.
389 * target.h (class Target): Define new methods is_local_label_name.
390 Declare new virtual method do_is_local_label_name.
391 * target.cc: New file.
392 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
393 (check_SCRIPTS): Add discard_locals_test.sh.
394 (check_DATA): Add discard_local_tests.syms.
395 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
396 (discard_local_tests.syms, discard_locals_test.o): New make rules.
397 * testsuite/Makefile.in: Regenerate.
398 * testsuite/discard_locals_test.c: New file.
399 * testsuite/discard_locals_test.sh: Same.
401 2009-06-05 Doug Kwan <dougkwan@google.com>
403 * object.cc (Sized_relobj::Sized_relobj): Initialize
404 discarded_eh_frame_shndx_ to -1U.
405 (Sized_relobj::do_layout): Record index of a discard .eh_frame
407 (Sized_relobj::do_count_local_symbols): Skip local symbols in
408 a discarded .eh_frame section.
409 (Sized_relobj::do_finalize_local_symbols): Ditto.
410 * object.h (class Sized_relobj): Declare new member
411 discarded_eh_frame_shndx_.
412 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
413 (local_labels_test.o, local_labels_test): New rules.
414 * testsuite/Makefile.in: Regenerate.
416 2009-06-04 Doug Kwan <dougkwan@google.com>
418 * layout.cc (Layout::section_name_mapping): Add mapping for
419 special ARM sections.
421 2009-06-03 Doug Kwan <dougkwan@google.com>
423 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
424 (utils::has_overflow): Same.
426 2009-06-03 Ian Lance Taylor <iant@google.com>
428 * layout.cc (Layout::section_name_mapping): New array, replacing
429 Layout::linkonce_mapping.
430 (Layout::section_name_mapping_count): New variable, replacing
431 Layout::linkonce_mapping_count.
432 (Layout::linkonce_output_name): Remove.
433 (Layout::output_section_name): Rewrite.
434 * layout.h (class Layout): Rename Linkonce_mapping to
435 Section_name_mapping, linkonce_mapping to section_name_mapping,
436 linkonce_mapping_count to section_name_mapping_count. Don't
437 declare linkonce_output_name.
439 2009-06-03 Doug Kwan <dougkwan@google.com>
441 * gold/arm.cc (namespace utils): New.
442 (Target_arm::reloc_is_non_pic): Define new method.
443 (class Arm_relocate_functions): New.
444 (Target_arm::Relocate::relocate): Handle relocation types used by
447 2009-06-03 Ian Lance Taylor <iant@google.com>
449 * arm.cc (Target_arm::scan::global): Use || instead of |.
451 2009-06-02 Doug Kwan <dougkwan@google.com>
453 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
454 issued_non_pic_error_.
455 (class Target_arm::Scan): Declare new method check_non_pic.
456 Define new method symbol_needs_plt_entry.
457 Declare new data member issued_non_pic_error_.
458 (class Target_arm::Relocate): Declare new method
459 should_apply_static_reloc.
460 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
461 (Target_arm::Scan::check_non_pic): Define new method.
462 (Target_arm::Scan::local): Handle a small subset of reloc types used
464 (Target_arm::Scan::local): Same.
465 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
467 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
469 * incremental.cc (Incremental_inputs::report_command_line): Filter
470 out --incremental-* options.
472 2009-05-29 Doug Kwan <dougkwan@google.com>
474 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
476 (class Target_arm): Update comment.
477 (Target_arm::Target_arm): Initialize new data members GOT_,
478 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
479 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
480 and Target_arm::rel_dyn_section.
481 Declare new_enum Target_arm::Got_type.
482 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
484 Update commments for member do_dynsym_value.
485 (Target_arm::got_size, Target_arm::plt_section,
486 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
487 new methods inside class defintion.
488 (Target_arm::got_section): Define new method.
489 (Target_arm::rel_dyn_section): Same.
490 (Output_data_plt_arm): New template class.
491 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
492 (Output_data_plt_arm:do_adjust_output_section): Define new method.
493 (Output_data_plt_arm::add_entry): Same.
494 (Output_data_plt_arm::first_plt_entry): Define new
495 static data member for PLT instruction template.
496 (Output_data_plt_arm::plt_entry): Same.
497 (Output_data_plt_arm::do_write): Define new method.
498 (Target_arm::make_plt_entry): Same.
499 (Target_arm::do_finalize_sections): Same.
500 (Target_arm::do_dynsym_value): Same.
502 2009-05-28 Doug Kwan <dougkwan@google.com>
504 * Makefile.am (TARGETSOURCES): Add arm.cc.
505 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
506 * Makefile.in: Regenerate.
508 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
510 2009-05-26 Doug Kwan <dougkwan@google.com>
512 * options.cc (General_options::parse_exclude_libs). Fix a comment.
513 (General_options::check_excluded_libs): Strip off directories in
514 archive name before matching like GNU ld does.
515 * testsuite/Makefile.am (MOSTLYCLEANFILES,
516 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
517 (exclude_libs_test_LDFLAGS): Add linker option
518 -Wl,--exclude-libs,libexclude_libs_test_3
519 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
520 an explicit archive without using -l.
521 (alt/libexclude_libs_test_3.a): New make rule.
522 * testsuite/Makefile.in: Regenerate.
523 * testsuite/exclude_libs_test.c : Declare lib3_default().
525 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
526 * exclude_libs_test_3.c: New file.
528 2009-05-26 Nick Clifton <nickc@redhat.com>
530 * po/id.po: New Indonesian translation.
531 * po/gold.pot: Updated template file.
533 2009-05-22 Sriraman Tallam <tmsriram@google.com>
535 * testsuite/Makefile.am: Add -ffunction-sections to compile
536 gc_comdat_test files. Add -Wl,--gc-sections to build
538 * testsuite/Makefile.in: Regenerate.
539 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
541 2009-05-21 Sriraman Tallam <tmsriram@google.com>
543 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
544 kept comdat section was garbage collected.
545 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
546 * testsuite/Makefile.in: Regenerate.
547 * testsuite/gc_comdat_test.sh: New file.
548 * testsuite/gc_comdat_test_1.cc: New file.
549 * testsuite/gc_comdat_test_2.cc: New file.
551 2009-05-19 Doug Kwan <dougkwan@google.com>
553 * archive.cc (Archive::Archive): Move constructor from archive.h
554 to here. Initialize no_export_.
555 (Archive::get_elf_object_for_member): Set no_export flag of object.
556 * archive.h (Archive::Archive): Move constructor body to
558 (Archive::no_export): New method.
559 (Archive::no_export_): New field.
560 * object.h (Object::Object): Initialize no_export_ to false.
561 (Object::no_export, Object::set_no_export): New methods.
562 (Object::no_export_): New field.
563 * options.cc (General_options::parse_exclude_libs): New method.
564 (General_options::check_excluded_libs) Same.
565 * options.h (exclude_libs): New option.
566 (General_options::check_excluded_libs): New method declaration.
567 (General_options::excluded_libs_): New field.
568 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
569 default or protected visibility if an object has no-export flag set.
570 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
571 (check_SCRIPTS): Add exclude_libs_test.sh.
572 (check_DATA): Add exclude_libs_test.syms.
573 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
574 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
575 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
576 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
577 (exclude_libs_test.syms, libexclude_libs_test_1.a,
578 libexclude_libs_test_2.a): New rules.
579 * testsuite/Makefile.in: Regenerate.
580 * testsuite/exclude_libs_test.c: New file.
581 * testsuite/exclude_libs_test.sh: Ditto.
582 * testsuite/exclude_libs_test_1.c: Ditto.
583 * testsuite/exclude_libs_test_2.c: Ditto.
585 2009-05-15 Ian Lance Taylor <iant@google.com>
587 * configure.ac: Check for declarations for cases where libiberty.h
588 checks HAVE_DECL_xxx.
589 * configure, config.in: Rebuild.
591 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
593 * gold.h (Incremental_argument_list): Remove (invalid) forward
595 * incremental.cc (Incremental_inputs::report_achive): New method.
596 (Incremental_inputs::report_object): New method.
597 (Incremental_inputs::report_script): New method.
598 (Incremental_inputs::finalize_inputs): New method.
599 (Incremental_inputs::finalize): Call finalize_inputs().
600 (Incremental_inputs::sized_create_incremental_inputs_section_data):
601 Create inputs entries.
602 * incremental.h (Incremental_input_type): New enum.
603 (Incremental_inputs::Incremental_input): Initialize new fields.
604 (Incremental_inputs::report_inputs): New method.
605 (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::Input_info): New struct.
610 (Incremental_inputs::Input_info_map): New typedef.
611 (Incremental_inputs::lock_): New field.
612 (Incremental_inputs::Inputs_): New field.
613 (Incremental_inputs::Inputs_map): New field.
614 * main.cc (main): Call Incremental_input::report_inputs.
615 * options.h (Input_argument_list): Typedef moved from
617 (Input_file_group::Files): Remove, use ::Input_argument_list.
618 (Input_file_group::Input_argument_list): Remove, use
619 ::Input_argument_list.
620 * plugin.cc (Plugin_manager::add_input_file): Add error in
622 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
624 * script.cc (read_input_script): Call
625 Incremental_input::report_script.
626 * script.h (Script_info): New class.
628 2009-04-27 Ian Lance Taylor <iant@google.com>
630 * x86_64.cc (do_adjust_output_section): Set entsize to
633 2009-04-23 Elliott Hughes <enh@google.com>
635 * output.cc (Output_file::close): After short writes, continue
636 writing from the correct offset in the buffer being written.
638 2009-04-23 Chris Demetriou <cgd@google.com>
640 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
641 * configure: Regenerate.
642 * config.in: Regenerate.
643 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
644 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
646 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
648 * incremental.cc (Incremental_inputs_header_data): Renamed from
649 Incremental_input_header_data.
650 (Incremental_inputs_header_data::data_size): New field.
651 (Incremental_inputs_header_data::put_input_file_count): Renamed
652 from input_file_count.
653 (Incremental_inputs_header_data::put_command_line_offset): Renamed
654 from command_line_offset.
655 (Incremental_inputs_header_data::put_reserved): Renamed from
657 (Incremental_inputs_entry_data): Renamed from
658 Incremental_input_entry_data.
659 (Incremental_inputs_entry_data::data_size): New field.
660 (Incremental_inputs::report_command_line): New method.
661 (Incremental_inputs::finalize): New method.
662 (Incremental_inputs::create_incremental_inputs_data): New method.
663 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
664 * incremental.h: New file.
665 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
666 (Layout::finalize): Create incremental inputs section in
668 (Layout::create_incremental_info_sections): New method.
669 * layout.h (Layout::incremental_inputs): New method.
670 (Layout::create_incremental_info_sections): New method.
671 (Layout::incremental_inputs_): New field.
672 * main.cc (main): Notify Incremental_input of the command line.
674 2009-04-01 Ian Lance Taylor <iant@google.com>
675 Mikolaj Zalewski <mikolajz@google.com>
677 * gold.h (reserve_unordered_map): Define, three versions, one for
678 each version of Unordered_map.
679 * layout.cc (Layout::Layout): Remove options parameter. Add
680 number_of_input_files parameter. Don't initialize options_.
681 Initialize number_of_input_files_ and resized_signatures_. Move
682 sections_are_attached_.
683 (Layout::layout_group): Reserve space for group_signatures_.
684 (Layout::find_or_add_kept_section): Change name parameter to be a
685 reference. Resize signatures_ map when it gets large enough.
686 (Layout::layout_eh_frame): Use parameters->options() instead of
688 (Layout::make_output_section): Likewise.
689 (Layout::attach_allocated_section_to_segment): Likewise.
690 (Layout::finalize, Layout::create_executable_stack): Likewise.
691 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
692 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
693 * layout.h (class Layout): Update declarations. Remove options_
694 field. Add number_of_input_files_ and resized_signatures_
695 fields. Move sections_are_attached_ field.
696 * main.cc (main): Pass number of input files to Layout
697 constructor. Don't pass options.
699 2009-03-30 Ian Lance Taylor <iant@google.com>
701 * ffsll.c (ffsll): Correct implementation.
703 2009-03-27 Ian Lance Taylor <iant@google.com>
706 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
707 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
708 * ftruncate.c (ftruncate): Declare before definition.
709 * mremap.c (mremap): Likewise.
710 * pread.c (pread): Likewise.
711 * configure, Makefile.in, config.in: Rebuild.
713 * mremap.c: New file.
714 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
715 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
716 (mremap): Declare if HAVE_MREMAP is not defined.
717 * configure, Makefile.in, config.in: Rebuild.
719 2009-03-27 Cary Coutant <ccoutant@google.com>
721 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
722 position independent.
723 * sparc.cc (Target_sparc::check_non_pic): Likewise.
724 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
726 2009-03-24 Cary Coutant <ccoutant@google.com>
728 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
730 (needs_dynamic_reloc): Likewise.
732 2009-03-24 Ian Lance Taylor <iant@google.com>
734 * yyscript.y (file_cmd): Recognize EXTERN.
735 (extern_name_list, extern_name_list_body): New nonterminals.
736 * script.cc (script_add_extern): Define.
737 * script-c.h (script_add_extern): Declare.
739 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
741 * object.cc (is_elf_object): Define.
742 * object.h (is_elf_object): Declare.
743 * archive.cc (Archive::get_elf_object_for_member): Call
745 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
747 2009-03-24 Elliott Hughes <enh@google.com>
749 * output.cc (Output_file::map_anonymous): Define.
750 (Output_file::map): Use map_anonymous. If the regular mmap fails,
751 try an anonymous one. Report the size if the mmap fails.
752 * output.h (class Output_file): Declare map_anonymous.
754 2009-03-24 Ian Lance Taylor <iant@google.com>
756 * target-select.cc (instantiate_target): Don't acquire the lock if
757 the instantiated_target_ field has already been set.
759 2009-03-23 Ian Lance Taylor <iant@google.com>
761 * gold-threads.h (class Initialize_lock): Define.
762 * gold-threads.cc (class Initialize_lock_once): Define.
763 (initialize_lock_control): New static variable.
764 (initialize_lock_pointer): New static variable.
765 (initialize_lock_once): New static function.
766 (Initialize_lock::Initialize_lock): Define.
767 (Initialize_lock::initialize): Define.
768 * target-select.h: Include "gold-threads.h".
769 (class Target_selector): Add lock_ and initialize_lock_ fields.
770 Don't define instantiate_target, just declare it.
771 * target-select.cc (Target_selector::Target_selector): Initialize
773 (Target_selector::instantiate_target): Define.
774 * descriptors.h: Include "gold-threads.h".
775 (class Descriptors): Add initialize_lock_ field.
776 * descriptors.cc (Descriptors::Descriptors): Initialize new
778 (Descriptors::open): Use initialize_lock_ field
779 * errors.h (class Errors): Add initialize_lock_ field.
780 * errors.cc (Errors::Errors): Initialize new field.
781 (Errors::initialize_lock): Use initialize_lock_ field.
782 * powerpc.cc (class Target_selector_powerpc): Remove
783 instantiated_target_ field. In do_recognize call
784 instantiate_target rather than do_instantiate_target. In
785 do_instantiate_target just allocate a new target.
786 * sparc.cc (class Target_selector_sparc): Likewise.
788 * freebsd.h: New file.
789 * i386.cc: Include "freebsd.h".
790 (Target_i386): Derive from Target_freebsd rather than
792 (Target_selector_i386): Derive from Target_selector_freebsd rather
793 than Target_selector.
794 * x86_64.cc: Include "freebsd.h".
795 (Target_x86_64): Derive from Target_freebsd rather than
797 (Target_selector_x86_64): Derive from Target_selector_freebsd
798 rather than Target_selector.
799 * target.h (class Target): Add adjust_elf_header and
800 do_adjust_elf_header.
801 * output.cc (Output_file_header:: do_sized_write): Call target
802 adjust_elf_header routine.
803 * configure.tgt: Set targ_osabi.
804 * configure.ac: Define GOLD_DEFAULT_OSABI.
805 * parameters.cc (Parameters::default_target): Pass
806 GOLD_DEFAULT_OSABI to select_target.
807 * target-select.h (class Target_selector): Make instantiate_target
808 protected rather than private.
809 * Makefile.am (HFILES): Add freebsd.h.
810 * configure, Makefile.in, config.in: Rebuild.
812 * merge.cc (do_add_input_section): Correct pend value. Change
813 message about last entry not being null terminated from error to
816 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
818 * incremental.cc: New file.
819 * Makefile.am (CCFILES): Add incremental.cc.
820 * Makefile.in: Rebuild.
822 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
824 * layout.cc (Layout::output_section_name): Preserve names
825 of '.note.' sections.
827 2009-03-19 Ian Lance Taylor <iant@google.com>
829 * descriptors.cc (Descriptors::open): Check that the options are
830 valid before using them.
832 2009-03-18 Ian Lance Taylor <iant@google.com>
834 * script-sections.h: Include <list>.
835 (class Script_sections): Change Sections_elements from std::vector
836 to std::list. Typedef public Elements_iterator. Add
837 orphan_section_placement_, data_segment_align_start_, and
838 saw_data_segment_align_ fields. Remove data_segment_align_index_
840 * script-sections.cc (class Orphan_section_placement): New class.
841 (class Sections_element): Add virtual functions is_relro and
842 orphan_section_init. Remove virtual function place_orphan_here.
843 (class Output_section_definition): Add is_relro and
844 orphan_section_init. Remove place_orphan_here.
845 (class Orphan_output_section): Likewise.
846 (Script_sections::Script_sections): Update for field changes.
847 (Script_sections::data_segment_align): Set saw_data_segment_align_
848 and data_segment_align_start_, not data_segment_align_index.
849 (Script_sections::data_segment_relro_end): Check
850 saw_data_segment_align_. Use data_segment_align_start_ rather
851 than data_segment_align_index_.
852 (Script_sections::place_orphan): Rewrite to use
853 Orphan_section_placement.
855 2009-03-17 Ian Lance Taylor <iant@google.com>
857 * archive.cc (Archive::add_symbols): Check for a version attached
858 to the symbol name in the archive map.
859 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
860 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
861 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
862 (ver_test_11.a): New target.
863 * testsuite/Makefile.in: Rebuild.
865 * configure.ac: Check for chsize and posix_fallocate. Replace
867 * ftruncate.c: New file, from gnulib.
868 * output.cc (posix_fallocate): Define dummy version if not
869 HAVE_POSIX_FALLOCATE.
870 (Output_file::map): Call posix_fallocate rather than lseek and
872 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
873 * configure, Makefile.in, config.in: Rebuild.
875 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
877 * layout.h (Layout::create_note): Add section_name parameter.
878 * layout.cc (Layout::create_note): Likewise.
879 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
881 2009-03-17 Ian Lance Taylor <iant@google.com>
883 * descriptors.cc: Include "options.h".
884 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
885 (Descriptors::open): Always use O_CLOEXEC when opening a new
886 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
889 * sparc.cc (class Target_sparc): Add has_got_section.
890 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
891 make sure we have a GOT section.
893 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
894 (Target_sparc::Scan::local): Likewise.
895 (Target_sparc::Scan::global): Likewise.
896 (Target_sparc::Relocate::relocate): Likewise.
897 (Target_sparc::Relocate::relocate_tls): Likewise.
899 * symtab.cc (Symbol_table::define_default_version): New function,
900 broken out of add_from_object.
901 (Symbol_table::add_from_object): Call define_default_version.
902 (Symbol_table::define_special_symbol): Add resolve_oldsym
903 parameter. Change all callers. If the version for a symbol comes
904 from a version script, resolve it with the symbol with the same
905 name with no version. Also add the symbol without a version if
907 (do_define_in_output_data): If resolving with oldsym, don't delete
909 (do_define_in_output_segment): Likewise.
910 (do_define_as_constant): Likewise.
911 * symtab.h (class Symbol_table): Update declarations.
913 2009-03-13 Ian Lance Taylor <iant@google.com>
915 * readsyms.cc (Read_symbols::incompatible_warning): New function.
916 (Read_symbols::requeue): New function.
917 (Read_symbols::do_read_symbols): If make_elf_object fails because
918 the target type is not configured, and the file was searched for,
919 issue a warning and retry with the next directory.
920 (Add_symbols::run): If the file has an incompatible format, and
921 it was searched for, requeue the Read_symbols task. On error,
923 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
924 dirindex parameter to constructor. Change all callers. Declare
925 incompatible_warning and requeue.
926 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
927 input_argument_ and input_group_ fields. Add them to
928 constructor. Change all callers.
929 (class Read_script): Add dirindex_ field. Add it to constructor.
931 * archive.cc (Archive::setup): Remove input_objects parameter.
933 (Archive::get_file_and_offset): Likewise.
934 (Archive::read_all_symbols): Likewise.
935 (Archive::read_symbols): Likewise.
936 (Archive::get_elf_object_for_member): Remove input_objects
937 parameter. Add punconfigured parameter. Change all callers.
938 (Archive::add_symbols): Change return type to bool. Check return
939 value of include_member.
940 (Archive::include_all_members): Likewise.
941 (Archive::include_member): Change return type to bool. Return
942 false if first included object has incompatible target. Set
943 included_member_ field.
944 (Add_archive_symbols::run): If add_symbols returns false, requeue
946 * archive.h (class Archive): Add included_member_ field.
947 Initialize it in constructor. Add input_file and searched_for
948 methods. Update declarations.
949 (class Add_archive_symbols): Add dirpath_, dirindex_, and
950 input_argument_ fields. Add them to constructor. Change all
952 * script.cc: Include "target-select.h".
953 (class Parser_closure): Add skip_on_incompatible_target_ and
954 found_incompatible_target_ fields. Add
955 skip_on_incompatible_target parameter to constructor. Change all
956 callers. Add methods skip_on_incompatible_target,
957 clear_skip_on_incompatible_target, found_incompatible_target, and
958 set_found_incompatible_target.
959 (read_input_script): Add dirindex parameter. Change all callers.
960 If parser finds an incompatible target, requeue Read_symbols
962 (script_set_symbol): Clear skip_on_incompatible_target in
964 (script_add_assertion, script_parse_option): Likewise.
965 (script_start_sections, script_add_phdr): Likewise.
966 (script_check_output_format): New function.
967 * script.h (read_input_script): Update declaration.
968 * script-c.h (script_check_output_format): Declare.
969 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
970 (ignore_cmd): Remove OUTPUT_FORMAT.
971 * fileread.cc (Input_file::Input_file): Add explicit this.
972 (Input_file::will_search_for): New function.
973 (Input_file::open): Add pindex parameter. Change all callers.
974 * fileread.h (class Input_file): Add input_file_argument method.
975 Declare will_search_for. Update declarations.
976 * object.cc (make_elf_object): Add punconfigured parameter.
978 * object.h (class Object): Make input_file public. Add
980 (make_elf_object): Update declaration.
981 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
983 * dirsearch.h (class Dirsearch): Update declaration.
984 * options.h (class General_options): Add --warn-search-mismatch.
985 * parameters.cc (Parameters::is_compatible_target): New function.
986 * parameters.h (class Parameters): Declare is_compatible_target.
987 * workqueue.cc (Workqueue::add_blocker): New function.
988 * workqueue.h (class Workqueue): Declare add_blocker.
990 * fileread.cc (Input_file::open): Remove options parameter.
992 (Input_file::open_binary): Likewise.
993 * script.cc (read_input_script): Likewise.
994 * readsyms.h (class Read_symbols): Remove options_ field. Remove
995 options parameter from constructor. Change all callers.
996 (class Read_script): Likewise.
997 * fileread.h (class Input_file): Update declarations.
998 * script.h (read_input_script): Update declaration.
1000 2009-03-10 Nick Clifton <nickc@redhat.com>
1002 * po/es.po: New Spanish translation.
1004 2009-03-06 Cary Coutant <ccoutant@google.com>
1006 * options.cc (parse_short_option): Keep dash_z from registering itself.
1008 2009-03-03 Ian Lance Taylor <iant@google.com>
1011 * target-reloc.h (relocate_section): Pass output_section to
1013 * i386.cc (Target_i386::should_apply_static_reloc): Add
1014 output_section parameter. Change all callers.
1015 (Target_i386::Relocate::relocate): Add output_section parameter.
1016 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1017 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1018 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1019 * testsuite/two_file_shared.sh: New script.
1020 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1021 (check_DATA): Add two_file_shared.dbg.
1022 (two_file_shared.dbg): New target.
1023 * testsuite/Makefile.in: Rebuild.
1025 2009-03-01 Ian Lance Taylor <iant@google.com>
1027 * configure.ac: Check for byteswap.h.
1028 * configure: Rebuild.
1029 * config.in: Rebuild.
1031 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1033 * layout.cc (Layout::find_or_add_kept_section): New function.
1034 (Layout::add_comdat): Removed.
1035 * layout.h (struct Kept_section): Move out of class Layout.
1036 Remove trailing underscores from field names. Add group_sections
1037 field. Rename group_ field to is_group. Change all uses.
1038 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1039 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1040 comdat_groups_ field.
1041 (Sized_relobj::include_section_group): Use
1042 find_or_add_kept_section and Kept_section::group_sections.
1043 (Sized_relobj::include_linkonce_section): Likewise.
1044 * object.cc (class Sized_relobj): Don't define Comdat_group or
1045 Comdat_group_table. Remove find_comdat_group and
1046 add_comdat_group. Remove comdat_groups_ field.
1047 * plugin.cc (include_comdat_group): Use
1048 Layout::find_or_add_kept_section.
1050 2009-02-28 Ian Lance Taylor <iant@google.com>
1052 * README: --gc-sections and map files are now supported. Document
1053 some build requirements.
1056 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1057 relocatable link set the value of the section symbol to zero.
1058 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1059 relocatable link don't include the section address in the local
1062 2009-02-27 Ian Lance Taylor <iant@google.com>
1065 * options.h (class Search_directory): Add is_system_directory.
1066 (class General_options): Declare is_in_system_directory.
1067 * options.cc (get_relative_sysroot): Make static.
1068 (get_default_sysroot): Make static.
1069 (General_optoins::is_in_system_directory): New function.
1070 * fileread.cc (Input_file::is_in_system_directory): New function.
1071 * fileread.h (class Input_file): Declare is_in_system_directory.
1072 * object.h (class Object): Add is_in_system_directory.
1073 (class Input_objects): Remove system_library_directory_ field.
1074 * object.cc (Input_objects::add_object): Don't set
1075 system_library_directory_.
1076 (input_objects::found_in_system_library_directory): Remove.
1077 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1078 parameter. Change all callers.
1079 (Symbol_table::sized_write_globals): Likewise.
1080 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1081 Call Object::is_in_system_directory.
1082 * symtab.h (class Symbol_table): Update declarations.
1085 * descriptors.h (Open_descriptor): Add is_on_stack field.
1086 * descriptors.cc (Descriptors::open): If the descriptor is on the
1087 top of the stack, remove it. Initialize is_on_stack field.
1088 (Descriptors::release): Only add pod to stack if it is not on the
1090 (Descriptors::close_some_descriptor): Clear stack_next and
1094 * output.cc (Output_section::find_starting_output_address): Rename
1095 from starting_output_address; add PADDR parameter; change return
1097 * output.h (class Output_section): Declare
1098 find_starting_output_address instead of starting_output_address.
1099 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1100 section symbol for which we can't find a merge section.
1103 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1104 hidden or internal, force the symbol to be local.
1105 * resolve.cc (Symbol::override_visibility): Define.
1106 (Symbol::override_base): Use override_visibility.
1107 (Symbol_table::resolve): Likewise.
1108 (Symbol::override_base_with_special): Likewise.
1109 (Symbol_table::override_with_special): If the visibility is hidden
1110 or internal, force the symbol to be local.
1111 * symtab.h (class Symbol): Add set_visibility and
1112 override_visibility.
1113 * testsuite/ver_test_1.sh: New file.
1114 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1115 (check_DATA): Add ver_test_1.syms.
1116 (ver_test_1.syms): New target.
1117 * testsuite/Makefile.in: Rebuild.
1119 2009-02-25 Cary Coutant <ccoutant@google.com>
1121 * layout.cc (Layout::choose_output_section): Don't rename sections
1122 when using a linker script that has a SECTIONS clause.
1123 * Makefile.in: Regenerate.
1125 * testsuite/Makefile.am (script_test_5.sh): New test case.
1126 * testsuite/Makefile.in: Regenerate.
1127 * testsuite/script_test_5.cc: New file.
1128 * testsuite/script_test_5.sh: New file.
1129 * testsuite/script_test_5.t: New file.
1131 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1133 * archive.cc (Archive::include_member): Update calls to add_symbols.
1134 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1135 the Layout argument.
1136 * dynobj.h (do_add_symbols): Add the Layout argument.
1137 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1139 * object.h (Object::add_symbols): Add the Layout argument.
1140 (Object::do_add_symbols): Add the Layout argument.
1141 (Sized_relobj::do_add_symbols): Add the Layout argument.
1142 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1143 Unify the two versions.
1144 (Add_plugin_symbols): Remove.
1145 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1146 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1147 (Add_plugin_symbols): Remove.
1148 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1149 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1150 (Add_symbols::run): Make it work with Pulginobj.
1152 2009-02-06 Ian Lance Taylor <iant@google.com>
1154 * object.cc (Sized_relobj::do_layout): Make info message start
1155 with lower case letter.
1157 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1159 * binary.cc: Fix file comment.
1161 * options.h (enum Incremental_disposition): Define.
1162 (class General_options): Add new options: --incremental,
1163 --incremental_changed, --incremental_unchanged,
1164 --incremental_unknown. Add incremental_disposition_ and
1165 implicit_incremental_ fields.
1166 (General_options::incremental_disposition): New function.
1167 (class Position_dependent_options): Add incremental_disposition
1169 (Position_dependent_options::copy_from_options): Set incremental
1171 * options.cc (General_options::parse_incremental_changed): New
1173 (General_options::parse_incremental_unchanged): New function.
1174 (General_options::parse_incremental_unknown): New function.
1175 (General_options::General_options): Initialize new fields
1176 incremental_disposition_ and implicit_incremental_.
1177 (General_options::finalize): Check for uasge of --incremental-*
1178 without --incremental.
1180 2009-02-06 Chris Demetriou <cgd@google.com>
1182 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1183 pointer and to report location as the file name associated with
1185 (gold_undefined_symbol_at_location): New function to replace the
1186 old gold_undefined_symbol functionality.
1187 * target-reloc.h (relocate_section): Update to use
1188 gold_undefined_symbol_at_location.
1189 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1190 Call gold_undefined_symbol function rather than gold_error.
1191 * errors.h (Errors::undefined_symbol): Take location as a
1192 string, rather than calculating it from a relocation.
1193 * errors.cc (Errors::fatal): Print "fatal error:" before the
1195 (Errors::error, Errors::error_at_location): Print "error: "
1196 before the formatted message.
1197 (Errors::undefined_symbol): Take location as a string, rather
1198 than calculating it from a relocation.
1199 (gold_undefined_symbol_at_location): New function akin to
1200 old gold_undefined_symbol, calculates location from relocation.
1201 (gold_undefined_symbol): Change to take only a Symbol pointer
1202 and to report location as the file name associated with the symbol.
1203 * testsuite/debug_msg.sh: Update for changed error messages.
1204 * testsuite/undef_symbol.sh: Likewise.
1206 2009-02-04 Duncan Sands <baldrick@free.fr>
1209 * reduced_debug_output.h
1210 (Output_reduced_debug_abbrev_section::failed): Use format for
1212 (Output_reduced_debug_info_section::faild): Likewise.
1214 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1216 * script.cc (Lazy_demangler): New class.
1217 (Version_script_info::get_symbol_version_helper): Demangle a
1220 2009-01-29 Cary Coutant <ccoutant@google.com>
1222 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1224 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1226 2009-01-28 Ian Lance Taylor <iant@google.com>
1228 * version.cc (version_string): Bump to 1.9.
1230 * gold.h: Include <cstring> and <stdint.h>.
1231 * version.cc: Include <cstdio>.
1232 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1234 * reduced_debug_output.cc (insert_into_vector): Rename from
1235 Insert_into_vector; change all callers. Use Swap_unaligned to
1236 avoid aliasing issue; remove union since it is unnecessary.
1238 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1240 * Makefile.am (CCFILES): Add gc.cc.
1242 * Makefile.in: Regenerate.
1243 * gold.cc (Gc_runner): New class.
1244 (queue_initial_tasks): Call garbage collection related tasks
1245 when corresponding options are invoked.
1246 (queue_middle_gc_tasks): New function.
1247 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1248 processed early before laying out sections during garbage collection.
1249 * gold.h (queue_middle_gc_tasks): New function.
1250 (is_prefix_of): Move from "layout.cc".
1251 * i386.cc (Target_i386::gc_process_relocs): New function.
1252 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1253 * main.cc (main): Create object of class "Garbage_collection".
1254 * object.cc (Relobj::copy_symbols_data): New function.
1255 (Relobj::is_section_name_included): New function.
1256 (Sized_relobj::do_layout): Allow this function to be called twice
1257 during garbage collection and defer layout of section during the
1259 * object.h (Relobj::get_symbols_data): New function.
1260 (Relobj::is_section_name_included): New function.
1261 (Relobj::copy_symbols_data): New function.
1262 (Relobj::set_symbols_data): New function.
1263 (Relobj::get_relocs_data): New function.
1264 (Relobj::set_relocs_data): New function.
1265 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1266 (Relobj::gc_process_relocs): New function.
1267 (Relobj::do_gc_process_relocs): New pure virtual function.
1268 (Relobj::sd_): New data member.
1269 (Sized_relobj::is_output_section_offset_invalid): New function.
1270 (Sized_relobj::do_gc_process_relocs): New function.
1271 * options.h (General_options::gc_sections): Modify to not be a no-op.
1272 (General_options::print_gc_sections): New option.
1273 * plugin.cc (Plugin_finish::run): Remove function call to
1274 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1275 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1276 * reloc.cc (Read_relocs::run): Add task to process relocs and
1277 determine unreferenced sections when doing garbage collection.
1278 (Gc_process_relocs): New class.
1279 (Sized_relobj::do_gc_process_relocs): New function.
1280 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1281 sections that are garbage collected.
1282 * reloc.h (Gc_process_relocs): New class.
1283 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1284 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1285 symbols whose corresponding sections are garbage collected.
1286 (Symbol_table::Symbol_table): Add new parameter for the garbage
1288 (Symbol_table::gc_mark_undef_symbols): New function.
1289 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1290 (Symbol_table::gc_mark_dyn_syms): New function.
1291 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1293 (Symbol_table::add_from_object): Likewise.
1294 (Symbol_table::add_from_relobj): When building shared objects, do not
1295 treat externally visible symbols as garbage.
1296 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1297 table information for static and relocatable links.
1298 * symtab.h (Symbol_table::set_gc): New function.
1299 (Symbol_table::gc): New function.
1300 (Symbol_table::gc_mark_undef_symbols): New function.
1301 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1302 (Symbol_table::gc_mark_dyn_syms): New function.
1303 (Symbol_table::gc_): New data member.
1304 * target.h (Sized_target::gc_process_relocs): New pure virtual
1306 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1307 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1309 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1311 * options.h (General_options::gc_sections): Define as a no-op for now.
1312 (General_options::no_keep_memory): Ditto.
1313 (General_options::Bshareable): Define.
1314 * options.cc (General_options::finalize): Honor -Bshareable.
1316 2009-01-20 Andreas Schwab <schwab@suse.de>
1318 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1319 read the value in the contents, since we don't use it. Use the
1320 template endianness when writing.
1321 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1323 2009-01-19 Andreas Schwab <schwab@suse.de>
1325 * configure.tgt (powerpc64-*): Fix targ_obj.
1327 2009-01-15 Ian Lance Taylor <iant@google.com>
1329 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1330 local symbols when stripping all symbols.
1332 2009-01-14 Cary Coutant <ccoutant@google.com>
1334 * output.cc (Output_reloc): Add explicit instantiations.
1336 2009-01-14 Cary Coutant <ccoutant@google.com>
1338 * archive.cc (Archive::get_elf_object_for_member): Remove call
1339 to File_read::claim_for_plugin.
1340 * descriptors.cc (Descriptors::open): Remove reference to
1342 (Descriptors::claim_for_plugin): Remove.
1343 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1344 (Descriptors::is_claimed): Remove.
1345 (claim_descriptor_for_plugin): Remove.
1346 * fileread.cc (File_read::claim_for_plugin): Remove.
1347 * fileread.h (File_read::claim_for_plugin): Remove.
1348 (File_read::descriptor): Reopen descriptor if necessary.
1349 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1350 (Plugin_manager::all_symbols_read): Add task parameter. Change
1352 (Plugin_manager::get_input_file): New function.
1353 (Plugin_manager::release_input_file): New function.
1354 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1355 corresponding data member.
1356 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1357 and pass to base constructor. Change all callers.
1358 (get_input_file, release_input_file): New functions.
1359 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1360 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1361 (Plugin_manager::all_symbols_read): Add task parameter.
1362 (Plugin_manager::get_input_file): New function.
1363 (Plugin_manager::release_input_file): New function.
1364 (Plugin_manager::task_): New data member.
1365 (Pluginobj::Pluginobj): Add filesize parameter.
1366 (Pluginobj::filename): New function.
1367 (Pluginobj::descriptor): New function.
1368 (Pluginobj::filesize): New function.
1369 (Pluginobj::filesize_): New data member.
1370 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1371 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1372 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1374 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1375 with archive libraries.
1376 * testsuite/Makefile.in: Regenerate.
1377 * testsuite/plugin_test.c (struct sym_info): New type.
1378 (get_input_file, release_input_file): New static variables.
1379 (onload): Capture new transfer vector entries.
1380 (claim_file_hook): Stop reading at end of file according to filesize.
1381 Factor out parsing of readelf output into separate function.
1382 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1383 APIs and get the source file name from the symbol table. Convert
1384 source file name to corresponding object file name. Print info
1385 message when adding new input files.
1386 (parse_readelf_line): New function.
1387 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1388 * testsuite/plugin_test_2.sh: Likewise.
1389 * testsuite/plugin_test_3.sh: Likewise.
1390 * testsuite/plugin_test_4.sh: New test case.
1392 2009-01-07 Ian Lance Taylor <iant@google.com>
1394 * version.cc (version_string): Bump to 1.8.
1396 2008-12-23 Cary Coutant <ccoutant@google.com>
1398 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1399 * plugin.cc (Plugin_manager::finish): Rename as
1400 layout_deferred_objects. Move cleanup to separate function.
1401 (Plugin_manager::cleanup): New function.
1402 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1404 * plugin.h (Plugin_manager::finish): Rename as
1405 layout_deferred_objects.
1406 (Plugin_manager::cleanup): New function.
1407 (Plugin_manager::cleanup_done): New field.
1409 2008-12-23 Cary Coutant <ccoutant@google.com>
1411 * plugin.cc (is_visible_from_outside): New function.
1412 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1413 so we don't return "IR only" status for exported symbols or -r links.
1415 * testsuite/Makefile.am (plugin_test_3): New test case.
1416 * testsuite/Makefile.in: Regenerate.
1417 * testsuite/plugin_test_3.sh: New file.
1419 2008-12-22 Cary Coutant <ccoutant@google.com>
1421 * object.cc (Sized_relobj::layout_section): New function.
1422 (Sized_relobj::do_layout): Defer layout of input sections until after
1423 plugin has provided replacement files.
1424 (Sized_relobj::do_layout_deferred_sections): New function.
1425 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1426 (Relobj::layout_deferred_sections): New function.
1427 (Relobj::do_layout_deferred_sections): New function.
1428 (Sized_relobj::do_layout_deferred_sections): New function.
1429 (Sized_relobj::layout_section): New function.
1430 (Sized_relobj::Deferred_layout): New structure.
1431 (Sized_relobj::deferred_layout_): New field.
1432 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1433 Change all callers. Layout deferred sections.
1434 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1436 (Plugin_hook::run): Move code from do_plugin_hook inline.
1437 (Plugin_hook::do_plugin_hook): Remove.
1438 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1439 (Plugin_manager::finish): Renamed, was cleanup.
1440 (Plugin_manager::should_defer_layout): New function.
1441 (Plugin_manager::add_deferred_layout_object): New function.
1442 (Plugin_manager::Deferred_layout_list): New type.
1443 (Plugin_manager::deferred_layout_objects_): New field.
1444 (Plugin_hook::do_plugin_hook): Remove.
1446 2008-12-17 Ian Lance Taylor <iant@google.com>
1448 * options.h (class General_options): Add --no case for
1451 2008-12-16 Cary Coutant <ccoutant@google.com>
1453 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1455 (Plugin_manager::claim_file): Create plugin object even if
1456 plugin did not call the add_symbols callback.
1457 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1458 asking for more symbols than were added.
1459 * testsuite/Makefile.am (plugin_test_1): Add test case with
1461 (empty.syms): New target.
1462 * testsuite/Makefile.in: Regenerate.
1463 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1464 message. Don't call add_symbols if no globals.
1465 (all_symbols_read_hook): Don't provide replacement for empty
1468 2008-12-12 Ian Lance Taylor <iant@google.com>
1470 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1471 r_type == 0 for a local symbol with r_sym == 0.
1472 (scan_relocatable_relocs): Pass r_sym to
1473 local_non_section_strategy.
1474 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1477 * configure.ac: Update test for TLS descriptors: they are
1478 supported as of glibc 2.9.
1479 * configure: Rebuild.
1481 2008-12-11 Ian Lance Taylor <iant@google.com>
1484 * target-reloc.h (Default_scan_relocatable_relocs): For each
1485 function, map r_type == 0 to RELOC_DISCARD.
1487 2008-12-10 Cary Coutant <ccoutant@google.com>
1489 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1490 object to override a kept COMDAT group from a plugin object.
1492 2008-12-09 Ian Lance Taylor <iant@google.com>
1495 * yyscript.y (file_cmd): Handle INPUT.
1497 * testsuite/initpri1.c: Change all declarations to be full
1498 prototypes by adding void, to avoid compiler warnings.
1500 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1502 * options.cc (General_options::parse_plugin_opt): New.
1503 (General_options::add_plugin): The argument now is just the filename.
1504 (General_options::add_plugin_option): New.
1505 * options.h (plugin_opt): New.
1506 (add_plugin): Change argument name.
1507 (add_plugin_option): New.
1508 * plugin.cc (Plugin::load): Don't parse the plugin option.
1509 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1510 (Plugin::add_option): New.
1511 (Plugin::args_): Change type.
1512 (Plugin::filename_): New.
1513 (Plugin_manager::add_plugin_option): New.
1514 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1515 * testsuite/Makefile.in: Regenerate.
1517 2008-12-05 Cary Coutant <ccoutant@google.com>
1519 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1520 Handle --strip-lto-sections option.
1521 * options.h (strip_lto_sections): New option.
1523 2008-12-01 Cary Coutant <ccoutant@google.com>
1525 * plugin.cc (ld_plugin_message): Change format parameter to const.
1526 Fix mismatch between new[] and delete.
1528 2008-11-14 Cary Coutant <ccoutant@google.com>
1530 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1533 2008-11-05 Craig Silverstein <csilvers@google.com>
1535 * options.cc (General_options::parse_dynamic_list): New function.
1536 * options.h (General_options): New flags dynamic_list,
1537 dynamic_list_data, dynamic_list_cpp_new, and
1538 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1539 (General_options::in_dynamic_list): New function.
1540 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1541 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1542 (Lex::can_continue_name): Likewise.
1544 (read_script_file): New parameter script_options.
1545 (read_dynamic_list): New function.
1546 (Script_options::define_dynamic_list): New function.
1547 (dynamic_list_keyword_parsecodes): New variable.
1548 (dynamic_list_keywords): New variable.
1549 * script.h (Script_options::define_dynamic_list): New function
1551 (read_dynamic_list): New function prototype.
1552 * symtab.cc (strprefix): New macro.
1553 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1554 dynamic_list_data, dynamic_list_cpp_new, and
1555 dynamic_list_cpp_typeinfo.
1556 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1557 (dynamic_list_expr): New rule.
1558 (dynamic_list_nodes): Likewise.
1559 (dynamic_list_node): Likewise.
1560 * testsuite/Makefile.am (dynamic_list): New test.
1561 * testsuite/Makefile.in: Regenerated.
1562 * testsuite/dynamic_list.t: New file.
1563 * testsuite/dynamic_list.sh: New file.
1565 2008-11-05 Craig Silverstein <csilvers@google.com>
1567 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1568 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1569 (t11_last): Likewise.
1570 * testsuite/ver_test_6.c (main): Likewise.
1572 2008-10-07 Cary Coutant <ccoutant@google.com>
1574 * options.c (General_options::finalize): Add check for -static and
1576 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1579 2008-10-02 Cary Coutant <ccoutant@google.com>
1581 * plugin.cc (make_sized_plugin_object): Fix conditional
1582 compilation to work when not all targets are enabled.
1584 2008-09-29 Cary Coutant <ccoutant@google.com>
1586 * archive.cc (Archive::get_file_and_offset): Use filename instead
1587 of name to get library path.
1588 (Archive::include_member): Unlock external member of a thin archive.
1590 * testsuite/Makefile.am (TEST_AR): New variable.
1591 (thin_archive_test_1): New test.
1592 (thin_archive_test_2): New test.
1593 * testsuite/Makefile.in: Regenerate.
1594 * testsuite/thin_archive_main.cc: New file.
1595 * testsuite/thin_archive_test_1.cc: New file.
1596 * testsuite/thin_archive_test_2.cc: New file.
1597 * testsuite/thin_archive_test_3.cc: New file.
1598 * testsuite/thin_archive_test_4.cc: New file.
1600 2008-09-29 Cary Coutant <ccoutant@google.com>
1602 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1603 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1605 (Sized_relobj::do_finalize_local_symbols): Likewise.
1606 (Sized_relobj::map_to_kept_section): Likewise.
1607 * object.h (Sized_relobj::invalid_address): New constant.
1608 (Sized_relobj::do_output_section_offset): Check for invalid_address
1610 * output.cc (Output_reloc::local_section_offset): Use constant
1611 invalid_address instead of -1U.
1612 (Output_reloc::get_address): Likewise.
1613 (Output_section::output_address): Change -1U to -1ULL.
1614 * output.h (Output_reloc::invalid_address): New constant.
1615 * reloc.cc (Sized_relobj::write_sections): Use constant
1616 invalid_address instead of -1U.
1617 (Sized_relobj::relocate_sections): Likewise.
1618 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1619 values for merge sections.
1620 * target-reloc.h (relocate_for_relocatable): Use constant
1621 invalid_address instead of -1U.
1623 2008-09-19 Cary Coutant <ccoutant@google.com>
1625 Add plugin functionality for link-time optimization (LTO).
1626 * configure.ac (plugins): Add --enable-plugins option.
1627 * configure: Regenerate.
1628 * config.in: Regenerate.
1629 * Makefile.am (LIBDL): New variable.
1630 (CCFILES): Add plugin.cc.
1631 (HFILES): Add plugin.h.
1632 (ldadd_var): Add LIBDL.
1633 * Makefile.in: Regenerate.
1635 * archive.cc: Include "plugin.h".
1636 (Archive::setup): Don't preread archive symbols when using a plugin.
1637 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1638 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1640 (Archive::include_member): Add symbols from plugin objects.
1641 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1642 * descriptors.cc (Descriptors::open): Check for file descriptors
1643 abandoned by plugins.
1644 (Descriptors::claim_for_plugin): New function.
1645 * descriptors.h (Descriptors::claim_for_plugin): New function.
1646 (Open_descriptor::is_claimed): New field.
1647 (claim_descriptor_for_plugin): New function.
1648 * fileread.cc (File_read::claim_for_plugin): New function.
1649 * fileread.h (File_read::claim_for_plugin): New function.
1650 (File_read::descriptor): New function.
1651 * gold.cc: Include "plugin.h".
1652 (queue_initial_tasks): Add task to call plugin hooks for generating
1654 * main.cc: Include "plugin.h".
1655 (main): Load plugin libraries.
1656 * object.h (Pluginobj): Declare.
1657 (Object::pluginobj): New function.
1658 (Object::do_pluginobj): New function.
1659 (Object::set_target): New function.
1660 * options.cc: Include "plugin.h".
1661 (General_options::parse_plugin): New function.
1662 (General_options::General_options): Initialize plugins_ field.
1663 (General_options::add_plugin): New function.
1664 * options.h (Plugin_manager): Declare.
1665 (General_options): Add --plugin option.
1666 (General_options::has_plugins): New function.
1667 (General_options::plugins): New function.
1668 (General_options::add_plugin): New function.
1669 (General_options::plugins_): New field.
1670 * plugin.cc: New file.
1671 * plugin.h: New file.
1672 * readsyms.cc: Include "plugin.h".
1673 (Read_symbols::do_read_symbols): Check for archive before checking
1674 for ELF file. Call plugin hooks to claim files.
1675 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1676 from a real object file; force override when processing replacement
1678 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1679 (Symbol::init_base_object): Likewise.
1680 (Symbol::init_base_output_data): Likewise.
1681 (Symbol::init_base_output_segment): Likewise.
1682 (Symbol::init_base_constant): Likewise.
1683 (Symbol::init_base_undefined): Likewise.
1684 (Symbol::output_section): Assert that object is not a plugin.
1685 (Symbol_table::add_from_pluginobj): New function.
1686 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1688 (Symbol_table::sized_write_globals): Likewise.
1689 (Symbol_table::add_from_pluginobj): Instantiate template.
1690 * symtab.h (Sized_pluginobj): Declare.
1691 (Symbol::in_real_elf): New function.
1692 (Symbol::set_in_real_elf): New function.
1693 (Symbol::in_real_elf_): New field.
1694 (Symbol_table::add_from_pluginobj): New function.
1696 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1697 (LIBDL): New variable.
1699 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1700 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1701 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1702 (MOSTLYCLEANFILES): Likewise.
1703 * testsuite/Makefile.in: Regenerate.
1704 * testsuite/plugin_test.c: New file.
1705 * testsuite/plugin_test_1.sh: New file.
1706 * testsuite/plugin_test_2.sh: New file.
1708 2008-09-16 Ian Lance Taylor <iant@google.com>
1710 * target-reloc.h (relocate_section): Check whether a symbol is
1711 defined by the ABI before reporting an undefined symbol error.
1712 * target.h (Target::is_defined_by_abi): Make parameter const.
1713 (Target::do_is_defined_by_abi): Likewise.
1714 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1715 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1716 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1717 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1718 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1719 * testsuite/Makefile.in: Rebuild.
1721 * fileread.cc (make_view): Add casts to avoid warning.
1723 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1725 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1726 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1728 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1730 * options.h (General_options::output_is_executable): New.
1731 (General_options::output_is_pie): New.
1732 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1733 for shared libraries.
1734 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1736 2008-09-11 Chris Demetriou <cgd@google.com>
1738 * options.h (origin): New -z option.
1739 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1740 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1743 2008-09-05 Cary Coutant <ccoutant@google.com>
1745 * fileread.cc (File_read::make_view): Add check for attempt to map
1748 2008-09-05 Cary Coutant <ccoutant@google.com>
1750 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1751 explicit instantiations.
1753 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1756 * options.cc (General_options::finalize): Allow undefined symbols
1757 in shlibs if linking -shared.
1760 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1761 symbols as not needing a dynsym entry.
1763 2008-08-20 Craig Silverstein <csilvers@google.com>
1765 * fileread.cc (File_read::open): Do not lock the file unless it
1766 was successfully opened.
1768 2008-08-14 Cary Coutant <ccoutant@google.com>
1770 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1771 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1772 * testsuite/tls_test.cc (struct int128): 128-bit struct
1773 for testing TLS relocs with non-zero addend.
1774 (v12): New TLS variable.
1776 (t_last): Add check for v12.
1777 * testsuite/tls_test.h (t12): New function.
1778 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1780 2008-08-13 Ian Lance Taylor <iant@google.com>
1782 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1783 set tls_segment_ or relro_segment_.
1784 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1786 * output.h (Output_section::clear_is_relro): New function.
1787 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1788 sections specially even when output_data_ is empty.
1789 (Output_segment::maximum_alignment): When first section is relro,
1790 only force alignment for PT_LOAD segments.
1791 * script.cc (script_data_segment_align): New function.
1792 (script_data_segment_relro_end): New function.
1793 * script-c.h (script_data_segment_align): Declare.
1794 (script_data_segment_relro_end): Declare.
1795 * script-sections.h (class Script_sections): Declare
1796 data_segment_align and data_segment_relro_end. Add fields
1797 segment_align_index_ and saw_relro_end_.
1798 * script-sections.cc (class Sections_element): Add set_is_relro
1799 virtual function. Add new bool* parameter to place_orphan_here.
1800 Add get_output_section virtual function.
1801 (class Output_section_definition): Add set_is_relro. Add new
1802 bool* parameter to place_orphan_here. Add get_output_section.
1803 Add is_relro_ field.
1804 (Output_section_definition::Output_section_definition): Initialize
1805 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1806 and is_relro_ fields.
1807 (Output_section_definition::place_orphan_here): Add is_relro
1809 (Output_section_definition::set_section_addresses): Set relro for
1811 (Output_section_definition::alternate_constraint): Likewise.
1812 (class Orphan_output_section): Add new bool* parameter to
1813 place_orphan_here. Add get_output_section.
1814 (Orphan_output_section::place_orphan_here): Add is_relro
1816 (Script_sections::Script_sections): Initialize
1817 data_segment_align_index_ and saw_relro_end_.
1818 (Script_sections::data_segment_align): New function.
1819 (Script_sections::data_segment_relro_end): New function.
1820 (Script_sections::place_orphan): Set or clear is_relro.
1821 (Script_sections::set_section_addresses): Force alignment of first
1823 * yyscript.y (exp): Call script_data_segment_align and
1824 script_data_segment_relro_end.
1825 * testsuite/relro_script_test.t: New file.
1826 * testsuite/relro_test.cc (using_script): Declare.
1827 (t1, t2): Test using_script.
1828 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1829 (relro_script_test_SOURCES): Define.
1830 (relro_script_test_DEPENDENCIES): Define.
1831 (relro_script_test_LDFLAGS): Define.
1832 (relro_script_test_LDADD): Define.
1833 (relro_script_test.so): New target.
1834 * testsuite/Makefile.in: Rebuild.
1836 2008-08-06 Cary Coutant <ccoutant@google.com>
1838 * archive.cc (Archive::total_archives, Archive::total_members)
1839 (Archive::total_members_loaded): New variables.
1840 (Archive::setup): Add parameter. Add option to preread
1842 (Archive::read_armap): Add counter.
1843 (Archive::get_file_and_offset): New function.
1844 (Archive::get_elf_object_for_member): New function.
1845 (Archive::read_all_symbols): New function.
1846 (Archive::read_symbols): New function.
1847 (Archive::add_symbols): Add counters.
1848 (Archive::include_all_members): Use armap to find members if it's
1850 (Archive::include_member): Skip reading symbols if already read.
1851 Factored code into Archive::get_file_and_offset and
1852 Archive::get_elf_object_for_member. Changed call to
1853 Mapfile::report_include_archive_member.
1854 (Archive::print_stats): New function.
1855 * archive.h: Declare Object and Read_symbols_data classes.
1856 (Archive::Archive): Add initializers for new members.
1857 (Archive::setup): Add parameter.
1858 (Archive::print_stats): New function.
1859 (Archive::total_archives, Archive::total_members)
1860 (Archive::total_members_loaded): New variables.
1861 (Archive::get_file_and_offset): New function.
1862 (Archive::get_elf_object_for_member): New function.
1863 (Archive::read_all_symbols): New function.
1864 (Archive::read_symbols): New function.
1865 (Archive::Archive_member): New class.
1866 (Archive::members_): New member.
1867 (Archive::num_members_): New member.
1868 * main.cc: Include archive.h.
1869 (main): Call Archive::print_stats.
1870 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1871 archive parameter; member_name is now the fully-decorated name.
1872 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1873 * options.h: (General_options): Add --preread-archive-symbols option.
1874 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1877 2008-08-04 Ian Lance Taylor <iant@google.com>
1879 * symtab.h (Symbol::use_plt_offset): New function.
1880 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1881 * powerpc.cc (Relocate::relocate): Likewise.
1882 * sparc.cc (Relocate::relocate): Likewise.
1883 * x86_64.cc (Relocate::relocate): Likewise.
1884 * testsuite/weak_plt.sh: New test.
1885 * testsuite/weak_plt_main.cc: New test.
1886 * testsuite/weak_plt_shared.cc: New test.
1887 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1888 (check_PROGRAMS): Add weak_plt.
1889 (check_DATA): Add weak_plt_shared.so.
1890 (weak_plt_main_pic.o, weak_plt): New targets.
1891 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1892 * testsuite/Makefile.in: Rebuild.
1894 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1896 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1897 * testsuite/Makefile.in: Rebuild.
1899 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1901 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1902 * Makefile.in: Regenerate.
1903 * po/POTFILES.in: Regenerate.
1905 2008-07-29 Ian Lance Taylor <iant@google.com>
1907 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1908 symbols before other symbols.
1909 * testsuite/script_test_2.cc (test_addr): Declare.
1910 (test_addr_alias): Declare.
1911 (main): Check that test_addr and test_addr_alias have the right
1913 * testsuite/script_test_2.t: Define test_addr_alias and
1916 2008-07-24 Ian Lance Taylor <iant@google.com>
1919 * descriptors.cc: New file.
1920 * descriptors.h: New file.
1921 * gold-threads.h (class Hold_optional_lock): New class.
1922 * fileread.cc: Include "descriptors.h".
1923 (File_read::~File_read): Release descriptor rather than closing
1925 (File_read::open) [file]: Call open_descriptor rather than open.
1926 Set is_descriptor_opened_.
1927 (File_read::open) [memory]: Assert that descriptor is not open.
1928 (File_read::reopen_descriptor): New function.
1929 (File_read::release): Release descriptor.
1930 (File_read::do_read): Make non-const. Reopen descriptor.
1931 (File_read::read): Make non-const.
1932 (File_read::make_view): Reopen descriptor.
1933 (File_read::do_readv): Likewise.
1934 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1935 Update declarations.
1936 * layout.cc: Include "descriptors.h".
1937 (Layout::create_build_id): Use open_descriptor rather than open.
1938 * output.cc: Include "descriptors.h".
1939 (Output_file::open): Use open_descriptor rather than open.
1940 * archive.cc (Archive::const_iterator): Change Archive to be
1942 (Archive::begin, Archive::end): Make non-const.
1943 (Archive::count_members): Likewise.
1944 * archive.h (class Archive): Update declarations.
1945 * object.h (Object::read): Make non-const.
1946 * Makefile.am (CCFILES): Add descriptors.cc.
1947 (HFILES): Add descriptors.h.
1948 * Makefile.in: Rebuild.
1951 * gold.h: Always include <clocale>. Add Solaris workarounds
1952 following code in binutils/sysdep.h.
1955 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1956 this->eh_frame_hdr_ is NULL before using it.
1958 * dynobj.cc (Versions::Versions): Update comment.
1960 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1961 the base version name.
1963 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1964 array size plus one.
1965 (Stringpool_template::set_string_offsets): Subtract one from key
1966 before using it as an array index.
1967 (Stringpool_template::get_offset_with_length): Likewise.
1968 (Stringpool_template::write_to_buffer): Likewise.
1969 * stringpool.h (Stringpool_template::get_offset_from_key):
1972 2008-07-23 Ian Lance Taylor <iant@google.com>
1975 * object.h (Merged_symbol_value::value): Do our best to handle a
1979 * script.cc (Version_script_info::get_versions): Don't add empty
1980 version tag to return value.
1981 (Version_script_info::get_symbol_version_helper): Change return
1982 type to bool. Add pversion parameter. Change all callers.
1983 (script_register_vers_node): Don't require a non-NULL tag.
1984 * script.h (class Version_script_info): Update declarations.
1985 (Version_script_info::get_symbol_version): Change return type to
1986 bool. Add version parameter. Change all callers.
1987 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1988 handling. Handle an empty version from a version script.
1989 (Symbol_table::define_special_symbol): Likewise.
1990 * testsuite/ver_test_10.script: New file.
1991 * testsuite/ver_test_10.sh: New file.
1992 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1993 (check_DATA): Add ver_test_10.syms.
1994 (ver_test_10.syms, ver_test_10.so): New target.
1995 * testsuite/Makefile.in: Rebuild.
1997 2008-07-23 Simon Baldwin <simonb@google.com>
1999 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2000 to zero for undefined symbols from dynamic libraries.
2002 2008-07-23 Ian Lance Taylor <iant@google.com>
2004 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2006 * symtab.h (class Symbol_table): Update declaration.
2007 * testsuite/ver_test_9.cc: New file.
2008 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2009 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2010 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2011 (ver_test_9.so, ver_test_9.o): New targets.
2012 * testsuite/Makefile.in: Rebuild.
2014 2008-07-22 Ian Lance Taylor <iant@google.com>
2016 * options.h (class General_options): Define --check-sections.
2017 * layout.cc (Layout::set_segment_offsets): Handle
2020 * options.h (class General_options): Define -n/--nmagic and
2022 * options.cc (General_options::finalize): For -n/--nmagic or
2023 -N/--omagic, set -static.
2024 * layout.cc (Layout::attach_allocated_section_to_segment): If
2025 -N/--omagic, don't put read-only and read-write sections in
2027 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2028 finding a read-only segment.
2029 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2030 don't set the minimum segment alignment to the common page size,
2031 and don't set the file offset to the address modulo the page size.
2032 * script-sections.cc (Script_sections::create_segments): If
2033 -n/--omagic, don't put read-only and read-write sections in
2036 * cref.cc: New file.
2038 * options.h (class General_options): Add --print-symbol-counts.
2039 * main.cc (main): Issue defined symbol report if requested.
2040 * archive.cc (Archive::interpret_header): Make into a const member
2042 (Archive::add_symbols): Call Input_objects::archive_start and
2044 (Archive::const_iterator): Define new class.
2045 (Archive::begin, Archive::end): New functions.
2046 (Archive::include_all_members): Rewrite to use iterator.
2047 (Archive::count_members): New function.
2048 * archive.h (class Archive): Update declarations.
2049 (Archive::filename): New function.
2050 * object.cc: Include "cref.h".
2051 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2052 (Sized_relobj::do_get_global_symbol_counts): New function.
2053 (Input_objects::add_object): Add object to cross-referencer.
2054 (Input_objects::archive_start): New function.
2055 (Input_objects::archive_stop): New function.
2056 (Input_objects::print_symbol_counts): New function.
2057 * object.h: Declare Cref and Archive.
2058 (Object::get_global_symbol_counts): New function.
2059 (Object::do_get_global_symbol_counts): New pure virtual function.
2060 (class Sized_relobj): Add defined_count_ field. Update
2062 (class Input_objects): Add cref_ field. Update constructor.
2063 Update declarations.
2064 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2066 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2068 (Sized_dynobj::do_get_global_symbol_counts): New function.
2069 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2070 defined_count_. Update declarations. Define Symbols typedef.
2071 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2072 parameter. Change all callers.
2073 (Symbol_table::add_from_dynobj): Add sympointers and defined
2074 parameters. Change all callers.
2075 * symtab.h (class Symbol_table): Update declarations.
2076 * Makefile.am (CCFILES): Add cref.cc.
2077 (HFILES): Add cref.h.
2078 * Makefile.in: Rebuild.
2080 2008-07-22 Simon Baldwin <simonb@google.com>
2082 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2083 to zero when writing undefined symbols.
2085 2008-07-22 Ian Lance Taylor <iant@google.com>
2087 * output.cc (Output_section::add_input_section): Don't try to
2088 merge empty merge sections.
2090 2008-07-21 Craig Silverstein <csilvers@google.com>
2092 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2093 Include symbol version in error message.
2095 2008-07-20 Chris Demetriou <cgd@google.com>
2097 * configure.ac (gold_cv_c_random_seed): New configured variable.
2098 (RANDOM_SEED_CFLAGS): New substituted variable.
2099 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2100 * configure: Rebuild.
2101 * Makefile.in: Likewise.
2102 * testsuite/Makefile.in: Likewise.
2104 2008-07-18 Ian Lance Taylor <iant@google.com>
2106 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2107 where we see NAME/NULL and NAME/VERSION as separate symbols.
2108 * testsuite/ver_test_main.cc (main): Call t4.
2109 (t4, t4_2a): Define.
2110 * testsuite/ver_test_2.cc (t4_2): Define.
2111 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2112 * testsuite/ver_test_4.cc (t4_2a): Define.
2113 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2114 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2116 2008-07-17 Ian Lance Taylor <iant@google.com>
2118 * dynobj.cc (Versions::add_def): If we give an error about a
2119 missing version, go ahead and create the version anyhow.
2121 2008-07-10 Ian Lance Taylor <iant@google.com>
2123 Handle output sections with more than 0x7fffffff bytes.
2124 * object.h (class Relobj): Change map_to_output_ to
2125 output_sections_, and just keep a section pointer. Change all
2126 uses. Move comdat group support to Sized_relobj.
2127 (Relobj::is_section_specially_mapped): Remove.
2128 (Relobj::output_section): Remove poff parameter. Change all
2130 (Relobj::output_section_offset): New function.
2131 (Relobj::set_section_offset): Rewrite.
2132 (Relobj::map_to_output): Remove.
2133 (Relobj::output_sections): New function.
2134 (Relobj::do_output_section_offset): New pure virtual function.
2135 (Relobj::do_set_section_offset): Likewise.
2136 (class Sized_relobj): Add section_offsets_ field. Add comdat
2137 group support from Relobj. Update declarations.
2138 (Sized_relobj::get_output_section_offset): New function.
2139 (Sized_relobj::do_output_section_offset): New function.
2140 (Sized_relobj::do_set_section_offset): New function.
2141 * object.cc (Relobj::output_section_address): Remove.
2142 (Sized_relobj::Sized_relobj): Initialize new fields.
2143 (Sized_relobj::include_section_group): Cast find_kept_object to
2145 (Sized_relobj::include_linkonce_section): Likewise.
2146 (Sized_relobj::do_layout): Use separate arrays for output section
2148 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2150 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2151 output_sections and section_offsets.
2152 (Sized_relobj::write_local_symbols): Likewise.
2153 (map_to_kept_section): Compute output address directly.
2154 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2155 output_sections and section_offsets.
2156 (Sized_relobj::write_sections): Likewise.
2157 (Sized_relobj::relocate_sections): Likewise.
2158 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2159 * output.h (class Output_reloc): Update declarations. Change
2160 u2_.relobj to Sized_relobj*.
2161 (class Output_data_reloc): Change add functions to use
2163 * output.cc (Output_reloc::Output_reloc): Change relobj to
2165 (Output_reloc::local_section_offset): Change return type to
2166 Elf_Addr. Use get_output_section_offset.
2167 (Output_reloc::get_address): Likewise.
2168 (Output_section::is_input_address_mapped): Don't call
2169 is_section_specially_mapped.
2170 (Output_section::output_offset): Likewise.
2171 (Output_section::output_address): Likewise.
2172 (Output_section::starting_output_address): Likewise.
2173 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2174 parameter to Sized_relobj*.
2175 (Copy_relocs::need_copy_reloc): Likewise.
2176 (Copy_relocs::save): Likewise.
2177 * copy-relocs.h (class Copy_relocs): Update declarations.
2178 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2179 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2180 * target-reloc.h (relocate_for_relocatable): Change
2181 offset_in_output_section type to Elf_Addr. Change code that uses
2183 * layout.cc (Layout::layout): Always set *off.
2184 * mapfile.cc (Mapfile::print_input_section): Use
2185 output_section_offset.
2186 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2188 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2189 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2190 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2192 2008-07-03 Ian Lance Taylor <iant@google.com>
2194 * layout.cc (Layout::include_section): Do not discard unrecognized
2195 SHT_STRTAB sections.
2197 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2199 * script.cc (Lex::can_continue_name): Make '?' allowable in
2200 version-script names.
2201 * testsuite/version_script.map: Change glob pattern to use '?'
2203 2008-06-30 Manish Singh <yosh@gimp.org>
2206 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2209 2008-06-30 Ian Lance Taylor <iant@google.com>
2213 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2214 versions]: Don't try to read the value in the contents, since we
2215 don't use it. Use the template endianness when writing.
2217 2008-06-25 Cary Coutant <ccoutant@google.com>
2219 * fileread.cc (File_read::make_view): Assert on zero-length view.
2220 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2221 symbol table when there are no symbols to read.
2223 2008-06-23 Craig Silverstein <csilvers@google.com>
2225 * version.cc (version_string): Bump to 1.7
2227 2008-06-18 Craig Silverstein <csilvers@google.com>
2229 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2230 constant 0xFFFF to type Valtype.
2231 (Powerpc_relocate_functions::rel16_ha): Likewise.
2233 2008-06-17 Ian Lance Taylor <iant@google.com>
2235 * output.h (Output_section::Input_section): Initialize p2align_ to
2236 zero for Output_section_data constructors.
2237 (Output_section::Input_section::addralign): If not an input
2238 section, return the alignment of the Output_section_data.
2239 * testsuite/copy_test.cc: New file.
2240 * testsuite/copy_test_1.cc: New file.
2241 * testsuite/copy_test_2.cc: New file.
2242 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2243 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2244 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2245 (copy_test_1_pic.o, copy_test_1.so): New targets.
2246 (copy_test_2_pic.o, copy_test_2.so): New targets.
2247 * testsuite/Makefile.in: Rebuild.
2249 * script-sections.cc (Script_sections::place_orphan): Initialize
2250 local variable exact.
2252 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2254 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2256 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2257 David S. Miller <davem@davemloft.net>
2259 * powerpc.cc: New file.
2260 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2261 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2262 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2263 * Makefile.in: Rebuild.
2265 2008-06-09 Ian Lance Taylor <iant@google.com>
2267 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2269 (throwing, orig_terminate): New static variables.
2270 (terminate_handler): New static function.
2271 (t2): Set terminate handler.
2273 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2276 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2279 2008-05-30 Cary Coutant <ccoutant@google.com>
2281 * archive.cc (Archive::include_all_members) Correct to step
2282 over symbol table and extended name table in thin archives.
2284 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2287 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2290 2008-05-28 Caleb Howe <cshowe@google.com>
2292 * reduced_debug_output.cc: New file.
2293 * reduced_debug_output.h: New file.
2294 * options.h (class General_options): Add --strip-debug-non-line.
2295 * options.cc (General_options::finalize): Add strip_debug_non_line
2296 to the strip heirarchy.
2297 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2299 * layout.cc: Include "reduced_debug_output.h".
2300 (Layout::Layout): Initialize new fields.
2301 (line_only_debug_sections): New static array.
2302 (is_lines_only_debug_sections): New static inline function.
2303 (Layout::include_section): Handle --strip-debug-non-line.
2304 (Layout::make_output_section): If --strip-debug-non-line, build
2305 new output sections for .debug_abbrev and .debug_info.
2306 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2307 gold. Warn about possible overflow.
2308 (read_signed_LEB_128): Likewise.
2309 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2310 (read_signed_LEB_128): Declare.
2311 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2312 (HFILES): Add reduced_debug_output.h.
2313 * Makefile.in: Rebuild.
2315 2008-05-21 Ian Lance Taylor <iant@google.com>
2317 * mapfile.cc: New file.
2318 * mapfile.h: New file.
2319 * options.h (class General_options): Add -M/--print-map and -Map.
2320 * options.cc (General_options::finalize): Make -M equivalent to
2322 * main.cc: Include <cstdio> and "mapfile.h".
2323 (main): Open mapfile if requested.
2324 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2325 constructor. Change caller.
2326 (queue_initial_tasks): Add mapfile parameter. Change caller.
2327 (queue_middle_tasks): Likewise.
2328 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2330 * archive.cc: Include "mapfile.h".
2331 (Archive::add_symbols): Add mapfile parameter. Change all
2332 callers. Pass mapfile, symbol, and reason to include_member.
2333 (Archive::include_all_members): Add mapfile parameter. Change all
2335 (Archive::include_member): Add mapfile, sym, and why parameters.
2336 Change all callers. Report inclusion to map file.
2337 * archive.h: Include "fileread.h".
2338 (class Archive): Update declarations.
2339 (Archive::file): New const method.
2340 (class Add_archive_symbols): Add mapfile_ field. Update
2341 constructor. Change all callers.
2342 * readsyms.h (class Read_symbols): Likewise.
2343 (class Finish_group): Likewise.
2344 (class Read_script): Likewise.
2345 * common.cc: Include "mapfile.h".
2346 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2348 (Symbol_table::do_allocate_commons): Likewise.
2349 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2350 symbol allocation to mapfile.
2351 * common.h (class Allocate_commons_task): Add mapfile_ field.
2352 Update constructor. Change all callers.
2353 * symtab.h (class Symbol_table): Update declarations.
2354 * layout.cc: Include "mapfile.h".
2355 (Layout_task_runner::run): Print information to mapfile.
2356 (Layout::create_gold_note): Change Output_data_fixed_space to
2357 Output_data_zero_fill.
2358 (Layout::create_build_id): Likewise.
2359 (Layout::print_to_mapfile): New function.
2360 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2361 constructor. Change caller.
2362 (class Layout): Declare print_to_mapfile.
2363 * output.cc (Output_section::Input_section::print_to_mapfile): New
2365 (Output_section::add_input_section): If producing a map, always
2366 add to input_sections_ list.
2367 (Output_section::do_print_to_mapfile): New function.
2368 (Output_segment::print_sections_to_mapfile): New function.
2369 (Output_segment::print_section_list_to_mapfile): New function.
2370 * output.h: Include "mapfile.h".
2371 (Output_data::print_to_mapfile): New function.
2372 (Output_data::do_print_to_mapfile): New virtual function.
2373 (Output_segment_headers::do_print_to_mapfile): New function.
2374 (Output_file_header::do_print_to_mapfile): New function.
2375 (Output_data_const::do_print_to_mapfile): New function.
2376 (class Output_data_const_buffer): Add map_name_ field. Update
2377 constructor. Change all callers. Add do_print_to_mapfile
2379 (class Output_data_fixed_space): Likewise.
2380 (class Output_data_space): Likewise.
2381 (class Output_data_zero_fill): New class.
2382 (Output_data_strtab::do_print_to_mapfile): New function.
2383 (Output_data_reloc_base::do_print_to_mapfile): New function.
2384 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2385 (Output_data_group::do_print_to_mapfile): New function.
2386 (Output_data_got::do_print_to_mapfile): New function.
2387 (Output_data_dynamic::do_print_to_mapfile): New function.
2388 (Output_symtab_xindex::do_print_to_mapfile): New function.
2389 (class Output_section): Declare do_print_to_mapflie. Declare
2390 print_to_mapfile in Input_section.
2391 (class Output_segment): Declare new functions.
2392 * object.h (Sized_relobj::symbol_count): New function.
2393 * script-sections.cc
2394 (Output_section_element_dot_assignment::set_section_addresses):
2395 Change Output_data_fixed_space to Output_data_zero_fill.
2396 (Output_data_expression::do_print_to_mapfile): New function.
2397 * script.cc (read_input_script): Add mapfile parameter. Change
2399 * script.h (read_input_script): Update declaration.
2400 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2401 (Eh_frame::do_print_to_mapfile): New function.
2402 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2403 (Output_merge_string::do_print_to_mapfile): New function.
2404 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2406 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2408 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2410 * Makefile.am (CCFILES): Add mapfile.cc.
2411 (HFILES): Add mapfile.h.
2412 * Makefile.in: Rebuild.
2414 2008-05-19 Ian Lance Taylor <iant@google.com>
2416 * options.h (class General_options): Add -z relro.
2417 * layout.cc (Layout::Layout): Initialize relro_segment_.
2418 (Layout::add_output_section_data): Return the output section.
2419 (Layout::make_output_section): Rcognize relro sections and mark
2421 (Layout::attach_allocated_section_to_segment): Put relro sections
2422 in a PT_GNU_RELRO segment.
2423 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2425 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2427 (Layout::linkonce_mapping): Map d.rel.ro.local to
2429 (Layout::output_section_name): Us .data.rel.ro.local for any
2430 section which begins with that.
2431 * layout.h (class Layout): Update add_output_section_data
2432 declaration. Add relro_segment_ field.
2433 * output.cc (Output_section::Output_section): Initialize is_relro_
2434 and is_relro_local_ fields.
2435 (Output_segment::add_output_section): Group relro sections.
2436 (Output_segment::is_first_section_relro): New function.
2437 (Output_segment::maximum_alignment): If there is a relro section,
2438 align the segment to the common page size.
2439 (Output_segment::set_section_addresses): Track whether we are
2440 looking at relro sections. If the last section is a relro
2441 section, align to the common page size.
2442 (Output_segment::set_section_list_addresses): Add in_relro
2443 parameter. Change all callers. Align to the page size when
2444 moving from relro to non-relro section.
2445 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2447 * output.h (class Output_section): Add is_relro_ and
2448 is_relro_local_ fields.
2449 (Output_section::is_relro): New function.
2450 (Output_section::set_is_relro): New function.
2451 (Output_section::is_relro_local): New function.
2452 (Output_section::set_is_relro_local): New function.
2453 (class Output_segment): Update declarations.
2454 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2455 * sparc.cc (Target_sparc::got_section): Likewise.
2456 * x86_64.cc (Target_x86_64::got_section): Likewise.
2457 * testsuite/relro_test_main.cc: New file.
2458 * testsuite/relro_test.cc: New file.
2459 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2460 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2461 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2462 (relro_test.so, relro_test_pic.o): New targets.
2463 * testsuite/Makefile.in: Rebuild.
2465 2008-05-16 Ian Lance Taylor <iant@google.com>
2467 * output.cc (Output_segment::add_output_section): Remove front
2469 * output.h (class Output_segment): Remove
2470 add_initial_output_section and overloaded add_output_section.
2471 Update declaration of remaining add_output_section.
2472 * layout.cc (Layout::create_interp): Call add_output_section
2473 rather than add_initial_output_section.
2474 (Layout::finish_dynamic_section): Likewise.
2476 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2477 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2478 know the dynamic type.
2479 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2480 field. Initialize it in constructor.
2481 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2482 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2483 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2486 * output.cc (Output_reloc::get_address): Change return type to
2488 * output.h (class Output_reloc): Update get_address declaration.
2489 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2490 for section addresses.
2492 2008-05-09 Ian Lance Taylor <iant@google.com>
2495 * gold.cc (gold_nomem): Use return value of write.
2497 2008-05-08 Ian Lance Taylor <iant@google.com>
2499 * symtab.c (Symbol::init_base_output_data): Add version
2500 parameter. Change all callers.
2501 (Symbol::init_base_output_segment): Likewise.
2502 (Symbol::init_base_constant): Likewise.
2503 (Symbol::init_base_undefined): Likewise.
2504 (Sized_symbol::init_output_data): Likewise.
2505 (Sized_symbol::init_output_segment): Likewise.
2506 (Sized_symbol::init_constant): Likewise.
2507 (Sized_symbol::init_undefined): Likewise.
2508 (Symbol_table::do_define_in_output_data): If the new symbol has a
2509 version, mark it as the default.
2510 (Symbol_table::do_define_in_output_segment): Likewise.
2511 (Symbol_table::do_define_as_constant): Likewise.
2512 * symtab.h (class Symbol): Update declarations.
2513 (class Sized_symbol): Likewise.
2514 * resolve.cc (Symbol::override_version): New function.
2515 (Symbol::override_base): Call override_version.
2516 (Symbol::override_base_with_special): Likewise.
2517 * testsuite/ver_script_8.script: New file.
2518 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2519 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2520 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2521 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2523 2008-05-06 Ian Lance Taylor <iant@google.com>
2526 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2528 (class General_options): Remove existing --undefined, and add
2529 --no-undefined instead. Add new --undefined as synonym for -u.
2530 * archive.cc (Archive::add_symbols): Check whether symbol was
2532 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2533 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2534 all uses. Add IS_UNDEFINED. Update declarations to split
2535 different versions of init_base. Declare init_base_undefined.
2536 (Symbol::is_defined): Handle IS_UNDEFINED.
2537 (Symbol::is_undefined): Likewise.
2538 (Symbol::is_weak_undefined): Call is_undefined.
2539 (Symbol::is_absolute): Handle IS_CONSTANT.
2540 (class Sized_symbol): Update declarations to split different
2541 versions of init. Declare init_undefined.
2542 (class Symbol_table): Declare new functions.
2543 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2545 (Symbol::init_base_output_data): Likewise.
2546 (Symbol::init_base_output_segment): Likewise.
2547 (Symbol::init_base_constant): Likewise.
2548 (Symbol::init_base_undefined): New function.
2549 (Sized_symbol::init_object): Rename from init. Change all
2551 (Sized_symbol::init_output_data): Likewise.
2552 (Sized_symbol::init_output_segment): Likewise.
2553 (Sized_symbol::init_constant): Likewise.
2554 (Sized_symbol::init_undefined): New function.
2555 (Symbol_table::add_undefined_symbols_from_command_line): New
2557 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2559 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2560 (Symbol::output_section): Likewise.
2561 (Symbol::set_output_section): Likewise.
2562 (Symbol_table::sized_finalize_symbol): Likewise.
2563 (Symbol_table::sized_write_globals): Likewise.
2564 * resolve.cc (Symbol_table::should_override): Likewise.
2565 (Symbol::override_base_with_special): Likewise.
2567 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2568 symbol, change it to have default visibility.
2569 * testsuite/protected_1.cc: New file.
2570 * testsuite/protected_2.cc: New file.
2571 * testsuite/protected_3.cc: New file.
2572 * testsuite/protected_main_1.cc: New file.
2573 * testsuite/protected_main_2.cc: New file.
2574 * testsuite/protected_main_3.cc: New file.
2575 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2576 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2577 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2578 (protected_1.so): New target.
2579 (protected_1_pic.o, protected_2_pic.o): New targets.
2580 (protected_3_pic.o): New target.
2581 (check_PROGRAMS): Add protected_2.
2582 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2583 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2584 * testsuite/Makefile.in: Rebuild.
2586 * options.h (DEFINE_var): Add set_user_set_##varname__.
2587 (DEFINE_bool_alias): New macro.
2588 (class General_options): Define -Bstatic using DEFINE_bool_alias
2589 rather than DEFINE_special. Add --undefined as an alias for -z
2591 * options.cc (General_options::parse_Bstatic): Remove.
2593 * options.h (class General_options): Add --fatal-warnings.
2594 * main.cc (main): Implement --fatal-warnings.
2595 * errors.h (Errors::warning_count): New function.
2597 * options.h (class General_options): Add -Bsymbolic-functions.
2598 * symtab.h (Symbol::is_preemptible): Check for
2599 -Bsymbolic-functions.
2601 2008-05-05 Ian Lance Taylor <iant@google.com>
2603 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2604 as noVARNAME rather than no-VARNAME.
2605 (class General_options): Add option -z combreloc.
2606 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2608 (Output_reloc::sort_before) [SHT_REL]: New function.
2609 (Output_reloc::sort_before) [SHT_RELA]: New function.
2610 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2611 Sort_relocs_comparison.
2612 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2613 parameter. Change all callers.
2614 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2615 sort_relocs parameter. Change all callers.
2616 * output.cc (Output_reloc::get_address): New function, broken out
2618 (Output_reloc::write_rel): Call it.
2619 (Output_reloc::compare): New function.
2620 (Output_data_reloc_base::do_write): Optionally sort relocs.
2622 * configure.ac: If targ_extra_obj is set, link it in.
2623 * configure.tgt: Initialize all variables.
2624 (x86_64*): Set targ_extra_obj and targ_extra_size.
2625 * configure: Rebuild.
2627 * object.cc (Sized_relobj::include_section_group): Adjust section
2628 indexes read from group data. Build vector to pass to
2630 * layout.cc (Layout::layout_group): Add flags and shndxes
2631 parameters. Remove contents parameter. Change caller. Update
2632 explicit instantiations.
2633 * layout.h (class Layout): Update layout_group declaration.
2634 * output.cc (Output_data_group::Output_data_group): Add flags and
2635 input_shndxes parameters. Remove contents parameter. Change
2637 (Output_data_group::do_write): Change input_sections_ to
2639 * output.h (class Output_data_group): Update constructor
2640 declaration. Rename input_sections_ to input_shndxes_.
2641 * testsuite/many_sections_test.cc: Add template.
2643 2008-04-30 Cary Coutant <ccoutant@google.com>
2645 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2647 * layout.cc (Layout::include_section): Refactored check for debug
2649 (Layout::add_comdat): Add new parameters. Change type
2650 of signature parameter. Add object and shndx to signatures table.
2651 (Layout::find_kept_object): New function.
2652 * layout.h: Include <cstring>.
2653 (Layout::is_debug_info_section): New function.
2654 (Layout::add_comdat): Add new parameters.
2655 (Layout::find_kept_object): New function.
2656 (Layout::Kept_section): New struct.
2657 (Layout::Signatures): Change type of map range.
2658 * object.cc (Relobj::output_section_address): New function.
2659 (Sized_relobj::include_section_group): Add new parameters. Change
2660 calls to Layout::add_comdat. Change to build table of kept comdat
2661 groups and table mapping discarded sections to kept sections.
2662 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2663 (Sized_relobj::do_layout): Change calls to include_section_group and
2664 include_linkonce_section.
2665 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2666 value to zero when section is discarded.
2667 (Sized_relobj::map_to_kept_section): New function.
2668 * object.h (Relobj::output_section_address): New function.
2669 (Relobj::Comdat_group): New type.
2670 (Relobj::find_comdat_group): New function.
2671 (Relobj::Comdat_group_table): New type.
2672 (Relobj::Kept_comdat_section): New type.
2673 (Relobj::Kept_comdat_section_table): New type.
2674 (Relobj::add_comdat_group): New function.
2675 (Relobj::set_kept_comdat_section): New function.
2676 (Relobj::get_kept_comdat_section): New function.
2677 (Relobj::comdat_groups_): New field.
2678 (Relobj::kept_comdat_sections_): New field.
2679 (Symbol_value::input_value): Update comment.
2680 (Sized_relobj::map_to_kept_section) New function.
2681 (Sized_relobj::include_linkonce_section): Add new parameter.
2682 * target-reloc.h (Comdat_behavior): New type.
2683 (get_comdat_behavior): New function.
2684 (relocate_section): Add code to map a discarded section to the
2685 corresponding kept section when applying a relocation.
2687 2008-04-30 Craig Silverstein <csilvers@google.com>
2689 * dwarf_reader.cc (next_generation_count): New static var.
2690 (Addr2line_cache_entry): New struct.
2691 (addr2line_cache): New static var.
2692 (Dwarf_line_info::one_addr2line): Added caching.
2693 (Dwarf_line_info::clear_addr2line_cache): New function.
2694 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2695 cache-size parameter.
2696 (Dwarf_line_info::one_addr2line_cache): New function.
2697 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2698 new cache-size argument to one_addr2line(), and clear cache.
2700 2008-04-28 Cary Coutant <ccoutant@google.com>
2702 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2703 R_386_PC8 relocations.
2705 2008-04-23 Ian Lance Taylor <iant@google.com>
2707 * object.cc (Sized_relobj::include_section_group): Check for
2708 invalid section group.
2710 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2713 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2714 than read for file header.
2715 * archive.cc (Archive::include_member): Likewise.
2717 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2719 * aclocal.m4: Regenerate.
2720 * configure: Regenerate.
2722 2008-04-19 Ian Lance Taylor <iant@google.com>
2724 * version.cc (version_string): Bump to 1.6.
2726 * testsuite/Makefile.am (many_sections_r_test): New target.
2727 (many_sections_r_test_SOURCES): Remove.
2728 (many_sections_r_test_DEPENDENCIES): Remove.
2729 (many_sections_r_test_LDFLAGS): Remove.
2730 (many_sections_r_test_LDADD): Remove.
2732 * object.cc (Sized_relobj::do_add_symbols): Always pass
2733 local_symbol_count_ to add_from_relobj.
2735 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2736 every thousand variables.
2737 * testsuite/Makefile.in: Rebuild.
2739 * object.cc (Xindex::initialize_symtab_xindex): New function.
2740 (Xindex::read_symtab_xindex): New function.
2741 (Xindex::sym_xindex_to_shndx): New function.
2742 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2744 (Sized_relobj::do_initialize_xindex): New function.
2745 (Sized_relobj::do_read_symbols): Adjust section links.
2746 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2747 parameter. Change all callers.
2748 (Sized_relobj::include_section_group): Adjust section links and
2749 symbol section indexes.
2750 (Sized_relobj::do_layout): Adjust section links.
2751 (Sized_relobj::do_count_local_symbols): Adjust section links and
2752 symbol section indexes.
2753 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2754 ordinary and special symbols.
2755 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2756 dynsym_xindex parameters. Change all callers. Adjust section
2757 links. Use SHN_XINDEX when needed.
2758 (Sized_relobj::get_symbol_location_info): Adjust section links.
2759 Don't get fooled by special symbols.
2760 * object.h (class Xindex): Define.
2761 (class Object): Add xindex_ parameter. Declare virtual functoin
2762 do_initialize_xindex.
2763 (Object::adjust_sym_shndx): New function.
2764 (Object::set_xindex): New protected function.
2765 (class Symbol_value): Add is_ordinary_shndx_ field.
2766 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2767 (Symbol_value::value): Assert ordinary section.
2768 (Symbol_value::initialize_input_to_output_map): Likewise.
2769 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2771 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2773 (class Sized_relobj): Update declarations.
2774 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2775 parameter. Change all callers.
2776 (Sized_relobj::adjust_shndx): New function.
2777 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2779 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2780 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2781 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2782 (Sized_dynobj::read_dynsym_section): Adjust section links.
2783 (Sized_dynobj::read_dynamic): Likewise.
2784 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2786 (Sized_dynobj::do_initialize_xindex): New function.
2787 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2788 do_initialize_xindex.
2789 (Sized_dynobj::adjust_shndx): New function.
2790 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2791 dynsym_xindex_ fields.
2792 (Layout::finalize): Add a call to set_section_indexes before
2793 creating the symtab sections.
2794 (Layout::set_section_indexes): Don't do anything if the section
2795 already has a section index.
2796 (Layout::create_symtab_sections): Add shnum parameter. Change
2797 caller. Create .symtab_shndx section if needed.
2798 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2800 (Layout::allocated_output_section_count): New function.
2801 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2803 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2804 fields. Update declarations.
2805 (Layout::symtab_xindex): New function.
2806 (Layout::dynsym_xindex): New function.
2807 (class Write_symbols_task): Add layout_ field.
2808 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2810 * output.cc (Output_section_headers::Output_section_headers): Add
2811 shstrtab_section parameter. Change all callers.
2812 (Output_section_headers::do_sized_write): Store overflow values
2813 for section count and section string table section index in
2814 section header zero.
2815 (Output_file_header::do_sized_write): Check for overflow of
2816 section count and section string table section index.
2817 (Output_symtab_xindex::do_write): New function.
2818 (Output_symtab_xindex::endian_do_write): New function.
2819 * output.h (class Output_section_headers): Add shstrtab_section_.
2820 Update declarations.
2821 (class Output_symtab_xindex): Define.
2822 (Output_section::has_out_shndx): New function.
2823 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2825 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2827 (Sized_symbol::init): Likewise.
2828 (Symbol::output_section): Check for ordinary symbol.
2829 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2830 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2832 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2833 Change all callers. Simplify handling of symbols from sections
2834 not included in the link.
2835 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2837 (Weak_alias_sorter::operator()): Assert that symbols are
2839 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2841 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2842 parameters. Change all callers.
2843 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2844 symbol distinction. Use SHN_XINDEX when needed.
2845 (Symbol_table::write_section_symbol): Add symtab_xindex
2846 parameter. Change all callers.
2847 (Symbol_table::sized_write_section_symbol): Likewise. Use
2848 SHN_XINDEX when needed.
2849 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2851 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2852 (Symbol::is_defined): Check is_ordinary.
2853 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2854 (Symbol::is_absolute, Symbol::is_common): Likewise.
2855 (class Sized_symbol): Update declarations.
2856 (class Symbol_table): Update declarations.
2857 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2858 parameters. Change all callers.
2859 (Sized_symbol::override): Likewise.
2860 (Symbol_table::override): Likewise.
2861 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2862 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2863 is_ordinary, and orig_st_shndx parameters. Change all callers.
2864 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2865 to be in an ordinary section.
2866 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2867 object and is_ordinary parameters. Change all callers.
2868 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2869 Change all callers. Don't add undefined or non-ordinary symbols
2871 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2873 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2875 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2876 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2877 (Sized_relobj::relocate_sections): Likewise.
2878 * target-reloc.h (scan_relocs): Adjust section symbol index.
2879 (scan_relocatable_relocs): Likewise.
2880 * i386.cc (Scan::local): Check for ordinary symbols.
2881 * sparc.cc (Scan::local): Likewise.
2882 * x86_64.cc (Scan::local): Likewise.
2883 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2884 to symbol_section_and_value.
2885 * testsuite/many_sections_test.cc: New file.
2886 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2887 (check_PROGRAMS): Add many_sections_test.
2888 (many_sections_test_SOURCES): Define.
2889 (many_sections_test_DEPENDENCIES): Define.
2890 (many_sections_test_LDFLAGS): Define.
2891 (BUILT_SOURCES): Add many_sections_define.h.
2892 (many_sections_define.h): New target.
2893 (BUILT_SOURCES): Add many_sections_check.h.
2894 (many_sections_check.h): New target.
2895 (check_PROGRAMS): Add many_sections_r_test.
2896 (many_sections_r_test_SOURCES): Define.
2897 (many_sections_r_test_DEPENDENCIES): Define.
2898 (many_sections_r_test_LDFLAGS): Define.
2899 (many_sections_r_test_LDADD): Define.
2900 (many_sections_r_test.o): New target.
2901 * testsuite/Makefile.in: Rebuild.
2903 2008-04-17 Cary Coutant <ccoutant@google.com>
2905 * errors.cc (Errors::info): New function.
2906 (gold_info): New function.
2907 * errors.h (Errors::info): New function.
2908 * gold.h (gold_info): New function.
2909 * object.cc (Input_objects::add_object): Print trace output.
2910 * options.cc (options::parse_set): New function.
2911 (General_options::parse_wrap): Deleted.
2912 (General_options::General_options): Deleted initializer.
2913 * options.h (options::String_set): New typedef.
2914 (options::parse_set): New function.
2915 (DEFINE_set): New macro.
2916 (General_options::wrap): Changed to use DEFINE_set. Changed
2917 callers of any_wrap_symbols and is_wrap_symbol.
2918 (General_options::trace, General_options::trace_symbol):
2920 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2921 (General_options::wrap_symbols_): Deleted.
2922 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2924 2008-04-17 David S. Miller <davem@davemloft.net>
2926 * options.cc (General_options::parse_V): New function.
2927 * options.h: Add entries for -V and -Qy.
2929 2008-04-17 Ian Lance Taylor <iant@google.com>
2931 * common.cc (Symbol_table::allocate_commons): Remove options
2932 parameter. Change caller.
2933 (Symbol_table::do_allocate_commons): Remove options parameter.
2934 Change caller. Just call do_allocate_commons_list twice.
2935 (Symbol_table::do_allocate_commons_list): New function, broken out
2936 of do_allocate_commons.
2937 * common.h (class Allocate_commons_task): Remove options_ field.
2939 * symtab.cc (Symbol_table::Symbol_table): Initialize
2941 (Symbol_table::add_from_object): Put TLS common symbols on
2943 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2944 which are IN_OUTPUT_DATA.
2945 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2946 allocate_commons and do_allocate_commons declarations. Declare
2947 do_allocate_commons_list.
2948 * gold.cc (queue_middle_tasks): Update creation of
2949 Allocate_commons_task to not pass options.
2950 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2951 (TLS_TEST_C_FLAGS): New variable.
2952 (tls_test_c_pic.o): New target.
2953 (tls_test_shared.so): Link in tls_test_c_pic.o.
2954 (tls_test_c_pic_ie.o): New target.
2955 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2956 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2957 (tls_test_c.o): New target.
2958 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2959 (tls_pic_test_LDADD): Likewise.
2960 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2961 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2962 (tls_test_c_gnu2.o): New target.
2963 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2965 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2966 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2967 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2968 * testsuite/tls_test.cc: Include "config.h".
2969 (t_last): Call t11_last.
2970 * testsuite/tls_test.h (t11, t11_last): Declare.
2971 * testsuite/tls_test_c.c: New file.
2972 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2973 * configure.ac: Check for OpenMP support.
2974 * configure, config.in, Makefile.in: Rebuild.
2975 * testsuite/Makefile.in: Rebuild.
2977 2008-04-16 Cary Coutant <ccoutant@google.com>
2979 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2980 (Target_i386::tls_base_symbol_defined_): New field.
2981 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2982 (Target_i386::Scan::global): Likewise.
2983 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2984 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2985 (Target_x86_64::tls_base_symbol_defined_): New field.
2986 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2987 (Target_x86_64::Scan::global): Likewise.
2989 2008-04-16 Cary Coutant <ccoutant@google.com>
2991 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2992 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2993 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2994 building shared libraries.
2995 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2996 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2997 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2998 * testsuite/Makefile.in: Rebuild.
2999 * testsuite/weak_undef.h: New file.
3000 * testsuite/weak_undef_file1.cc: Add extra test cases.
3001 * testsuite/weak_undef_file2.cc: Likewise.
3002 * testsuite/weak_undef_test.cc: Likewise.
3004 2008-04-16 David S. Miller <davem@davemloft.net>
3006 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3007 Add issued_non_pic_error_ field. Declare check_non_pic.
3008 (Target_sparc::Scan::check_non_pic): New function.
3009 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3010 (Target_sparc::Scan::global): Likewise.
3012 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3013 * configure: Rebuild.
3015 * options.h (DEFINE_enable): New macro.
3016 (new_dtags): New enable option.
3017 (initfirst, interpose, loadfltr, nodefaultlib,
3018 nodelete, nodlopen, nodump): New -z options.
3019 * layout.cc (Layout:finish_dynamic_section): If new
3020 dtags enabled, emit DT_RUNPATH. Also, emit a
3021 DT_FLAGS_1 containing any specified -z flags.
3023 2008-04-16 Ian Lance Taylor <iant@google.com>
3025 * copy-relocs.cc: New file.
3026 * copy-relocs.h: New file.
3027 * reloc.cc: Remove Copy_relocs code.
3028 * reloc.h: Likewise.
3029 * reloc-types.h (struct Reloc_types) [both versions]: Add
3030 get_reloc_addend_noerror.
3031 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3032 variants of add_global which take an addend which must be zero.
3033 * i386.cc: Include "copy-relocs.h".
3034 (class Target_i386): Change type of copy_relocs_ to variable,
3036 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3038 (Target_i386::do_finalize_sections): Change handling of
3040 * sparc.cc: Include "copy-relocs.h".
3041 (class Target_sparc): Change type of copy_relocs_ to variable,
3043 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3045 (Target_sparc::do_finalize_sections): Change handling of
3047 * x86_64.cc: Include "copy-relocs.h".
3048 (class Target_x86_64): Change type of copy_relocs_ to variable,
3050 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3051 class. Change all callers.
3052 (Target_x86_64::do_finalize_sections): Change handling of
3054 * Makefile.am (CCFILES): Add copy-relocs.cc.
3055 (HFILES): Add copy-relocs.h.
3057 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3059 * testsuite/script_test_4.sh: Permit leading zeroes.
3061 2008-04-15 Ian Lance Taylor <iant@google.com>
3063 * script-sections.cc (Script_sections::create_segments): Use
3064 header_size_adjustment even when there is enough room for the
3066 * testsuite/script_test_4.sh: New file.
3067 * testsuite/script_test_4.t: New file.
3068 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3069 (check_DATA): Add script_test_4.stdout.
3070 (MOSTLYCLEANFILES): Likewise.
3071 (script_test_4): New target.
3072 (script_test_4.stdout): New target.
3073 * testsuite/Makefile.in: Rebuild.
3075 * sparc.cc: Add definitions for Output_data_plt_sparc class
3078 2008-04-14 David S. Miller <davem@davemloft.net>
3080 * sparc.cc: New file.
3081 * Makefile.am (TARGETSOURCES): Add sparc.cc
3082 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3083 * configure.tgt: Document targ_extra_size and
3084 targ_extra_big_endian. Add entries for sparc-* and
3086 * configure.ac: Handle targ_extra_size and
3087 targ_extra_big_endian.
3088 * Makefile.in: Rebuild.
3089 * configure: Likewise.
3090 * po/POTFILES.in: Likewise.
3091 * po/gold.pot: Likewise.
3093 2008-04-14 Ian Lance Taylor <iant@google.com>
3095 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3096 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3097 in the name/type/flags to section mapping. Don't call
3098 allocate_output_section.
3099 (Layout::choose_output_section): Change parameter from adjust_name
3100 to is_input_section. Don't permit input sections after sections
3101 are attached to segments. Don't call allocate_output_section.
3102 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3103 not write_enable_output_section.
3104 (Layout::make_output_section): Don't push to
3105 unattached_section_list_ nor call attach_to_segment. Call
3106 attach_section_to_segment if sections are attached.
3107 (Layout::attach_sections_to_segments): New function.
3108 (Layout::attach_section_to_segment): New function.
3109 (Layout::attach_allocated_section_to_segment): Rename from
3110 attach_to_segment. Remove flags parameter.
3111 (Layout::allocate_output_section): Remove function.
3112 (Layout::write_enable_output_section): Remove function.
3113 * layout.h (class Layout): Update for above changes. Add new
3114 field sections_are_attached_.
3115 * output.h (Output_section::update_flags_for_input_section): New
3117 * output.cc (Output_section::add_input_section): Call
3118 update_flags_for_input_section.
3119 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3121 2008-04-11 Cary Coutant <ccoutant@google.com>
3123 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3124 thought unnecessary.
3125 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3127 2008-04-11 Ian Lance Taylor <iant@google.com>
3129 * output.h (class Output_section_data): Remove inline definition
3131 * output.cc (Output_section_data::set_addralign): New function.
3133 2008-04-11 Cary Coutant <ccoutant@google.com>
3135 Add support for TLS descriptors for i386 and x86_64.
3136 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3137 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3138 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3140 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3141 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3142 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3144 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3145 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3146 Fix problem with initial-exec relocations.
3147 (Target_i386::Relocate::relocate_tls): Likewise.
3148 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3150 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3151 support for section-plus-offset dynamic table entries.
3152 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3153 (Output_data_dynamic::Dynamic_entry): Add support for
3154 section-plus-offset dynamic table entries.
3155 (Output_data_dynamic::Classification): Likewise.
3156 (Output_data_dynamic::classification_): Renamed offset_.
3157 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3158 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3159 (Target_x86_64::make_plt_section): New function.
3160 (Target_x86_64::reserve_tlsdesc_entries): New function.
3161 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3162 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3163 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3164 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3165 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3166 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3167 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3168 add extra PLT entry for TLS descriptors.
3169 (Output_data_plt_x86_64::got_): New field.
3170 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3171 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3173 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3175 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3176 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3177 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3178 R_386_TLS_DESC_CALL relocations.
3179 (Target_x86_64::Scan::global): Likewise.
3180 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3181 for TLS descriptors.
3182 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3183 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3184 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3185 GD-to-IE relaxation.
3186 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3187 and TLS_DESCRIPTORS.
3188 * Makefile.in: Rebuild.
3189 * configure: Rebuild.
3190 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3191 (tls_test_shared2.so): New target.
3192 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3193 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3194 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3195 (tls_shared_gd_to_ie_test_LDADD): New variable.
3196 (tls_shared_gnu2_gd_to_ie_test): New target.
3197 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3199 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3200 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3201 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3202 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3203 (tls_shared_gnu2_test): New target.
3204 (tls_test_gnu2_shared.so): New target.
3205 (tls_shared_gnu2_test_SOURCES): New variable.
3206 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3207 (tls_shared_gnu2_test_LDFLAGS): New variable.
3208 (tls_shared_gnu2_test_LDADD): New variable.
3209 * testsuite/Makefile.in: Rebuild.
3210 * testsuite/Makefile.
3212 2008-04-11 Ian Lance Taylor <iant@google.com>
3214 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3216 * testsuite/Makefile.in: Rebuild.
3218 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3220 * testsuite/script_test_2.cc (main): Adjust test.
3222 2008-04-11 David S. Miller <davem@davemloft.net>
3223 Ian Lance Taylor <iant@google.com>
3225 * options.h (General_options): Add entries for '-Y' and
3227 * options.cc (General_options:finalize): If -Y was used, add those
3228 entries to the library path instead of the default "/lib" and
3231 2008-04-11 David S. Miller <davem@davemloft.net>
3233 * testsuite/justsyms.t: Start at 0x100.
3234 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3235 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3237 * testsuite/script_test_2.cc: Adjust string and section length
3240 2008-04-09 Ian Lance Taylor <iant@google.com>
3243 * script-sections.cc (Sections_element::allocate_to_segment): Add
3245 (Output_section_definition::allocate_to_segment): Likewise.
3246 (Orphan_output_section::allocate_to_segment): Likewise.
3247 (Script_sections::attach_sections_using_phdrs_clause): Don't
3248 propagate non-PT_LOAD segments to orphan sections.
3249 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3250 readelf rather than objdump.
3251 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3252 .interp section and PT_INTERP segment are the same size.
3253 * testsuite/Makefile.in: Rebuild.
3255 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3256 aliases for symbols defined in the same object.
3257 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3258 (weak_alias_test_SOURCES): New variable.
3259 (weak_alias_test_DEPENDENCIES): New variable.
3260 (weak_alias_test_LDFLAGS): New variable.
3261 (weak_alias_test_LDADD): New variable.
3262 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3263 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3264 (weak_alias_test_3.o): New target.
3265 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3266 * testsuite/weak_alias_test_main.cc: New file.
3267 * testsuite/weak_alias_test_1.cc: New file.
3268 * testsuite/weak_alias_test_2.cc: New file.
3269 * testsuite/weak_alias_test_3.cc: New file.
3271 2008-04-08 Ian Lance Taylor <iant@google.com>
3273 * options.h (class General_options): Add --noinhibit-exec option.
3274 * main.cc (main): Check --noinhibit-exec.
3276 * options.h (class General_options): Define --wrap as a special
3277 option. Add wrap_symbols_ field.
3278 (General_options::any_wrap_symbols): New function.
3279 (General_options::is_wrap_symbol): New function.
3280 * options.cc (General_options::parse_wrap): New function.
3281 (General_options::General_options): Initialize wrap_symbols_.
3282 * symtab.cc (Symbol_table::wrap_symbol): New function.
3283 (Symbol_table::add_from_object): Handle --wrap.
3284 * symtab.h (class Symbol_table): Declare wrap_symbol.
3285 * target.h (Target::wrap_char): New function.
3286 (Target::Target_info): Add wrap_char field.
3287 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3288 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3289 * testsuite/testfile.cc (Target_test::test_target_info):
3292 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3295 * layout.h (class Layout): Add added_eh_frame_data_ field.
3296 * layout.cc (Layout::Layout): Initialize new field.
3297 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3298 output section until we find a section we merged successfully.
3299 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3300 that the size be non-zero.
3302 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3305 2008-04-08 Craig Silverstein <csilvers@google.com>
3307 * configure.ac: Export new conditional variable HAVE_ZLIB.
3308 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3310 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3311 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3313 2008-04-07 Ian Lance Taylor <iant@google.com>
3315 * version.cc (version_string): Set to "1.5".
3317 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3318 Add issued_non_pic_error_ field. Declare check_non_pic.
3319 (Target_x86_64::Scan::check_non_pic): New function.
3320 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3321 (Target_x86_64::Scan::global): Likewise.
3323 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3324 addend parameter. Change caller. Handle merge sections.
3325 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3326 Address to Addend. Don't add in the result of
3327 local_section_offset, pass down the addend and use the returned
3329 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3330 Update declarations of local_section_offset and symbol_value.
3331 * testsuite/two_file_test_1.cc (t18): New function.
3332 * testsuite/two_file_test_2.cc (f18): New function.
3333 * testsuite/two_file_test_main.cc (main): Call t18.
3334 * testsuite/two_file_test.h (t18, f18): Declare.
3336 * configure.ac: Don't test for objdump, c++filt, or readelf.
3337 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3339 (TEST_READELF): New variable.
3340 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3341 (check_PROGRAMS): Add two_file_strip_test.
3342 (two_file_strip_test): New target.
3343 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3344 (two_file_same_shared_strip_test_SOURCES): New variable.
3345 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3346 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3347 (two_file_same_shared_strip_test_LDADD): New variable.
3348 (two_file_shared_strip.so): New target.
3349 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3350 (ver_test_5.syms, ver_test_7.syms): Likewise.
3351 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3352 (strip_test_3.stdout): Use TEST_OBJDUMP.
3353 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3355 2008-04-04 Cary Coutant <ccoutant@google.com>
3357 * symtab.h (Symbol::is_weak_undefined): New function.
3358 (Symbol::is_strong_undefined): New function.
3359 (Symbol::is_absolute): New function.
3360 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3361 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3363 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3364 (weak_undef_test): New target.
3365 * testsuite/Makefile.in: Rebuild.
3366 * testsuite/weak_undef_file1.cc: New file.
3367 * testsuite/weak_undef_file2.cc: New file.
3368 * testsuite/weak_undef_test.cc: New file.
3370 2008-04-03 Craig Silverstein <csilvers@google.com>
3372 * compressed_output.h (class Output_compressed_section): Use
3374 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3376 (zlib_compressed_suffix): Removed.
3377 (Output_compressed_section::set_final_data_size): Use unsigned
3379 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3380 Fix linker invocation.
3381 (flagstest_o_specialfile_and_compress_debug_sections):
3383 * testsuite/Makefile.in: Regenerated.
3385 2008-04-02 David S. Miller <davem@davemloft.net>
3387 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3388 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3390 2008-04-02 Craig Silverstein <csilvers@google.com>
3394 2008-04-02 Ian Lance Taylor <iant@google.com>
3396 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3397 parameters. Update for new key type to views_. Change all
3399 (File_read::read): Adjust for byteshift in returned view.
3400 (File_read::add_view): New function, broken out of
3402 (File_read::make_view): New function, broken out of
3404 (File_read::find_or_make_view): Add offset and aligned
3405 parameters. Rewrite accordingly. Change all callers.
3406 (File_read::get_view): Add offset and aligned parameters. Adjust
3407 for byteshift in return value.
3408 (File_read::get_lasting_view): Likewise.
3409 * fileread.h (class File_read): Update declarations.
3410 (class File_read::View): Add byteshift_ field. Add byteshift to
3411 constructor. Add byteshift method.
3412 * archive.h (Archive::clear_uncached_views): New function.
3413 (Archive::get_view): Add aligned parameter. Change all callers.
3414 * object.h (Object::get_view): Add aligned parameter. Change all
3416 (Object::get_lasting_view): Likewise.
3418 * fileread.cc (File_read::release): Don't call clear_views if
3419 there are multiple objects.
3420 * fileread.h (File_read::clear_uncached_views): New function.
3421 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3424 2008-03-31 Cary Coutant <ccoutant@google.com>
3426 Add thin archive support.
3427 * archive.cc (Archive::armagt): New const.
3428 (Archive::setup): Remove task parameter and calls to unlock.
3429 (Archive::unlock_nested_archives): New function.
3430 (Archive::read_header): Add nested_off parameter. Change
3432 (Archive::interpret_header): Likewise.
3433 (Archive::include_all_members): Change to handle thin
3435 (Archive::include_member): Likewise.
3436 * archive.h (Archive::Archive): Add new parameters and
3438 (Archive::armagt): New const.
3439 (Archive::setup): Remove task parameter.
3440 (Archive::unlock_nested_archives): New function.
3441 (Archive::read_header): Add nested_off parameter.
3442 (Archive::interpret_header): Likewise.
3443 (Archive::Nested_archive_table): New typedef.
3444 (Archive::is_thin_archive_): New field.
3445 (Archive::nested_archives_): New field.
3446 (Archive::options_): New field.
3447 (Archive::dirpath_): New field.
3448 (Archive::task_): New field.
3449 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3450 for thin archives. Pass additional parameters to
3451 Archive::Archive. Unlock the archive file after calling
3454 2008-03-29 Ian Lance Taylor <iant@google.com>
3456 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3457 version symbol to be local.
3458 * testsuite/ver_test_4.sh: New file.
3459 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3460 (check_DATA): Add ver_test_4.syms.
3461 (ver_test_4.syms): New target.
3462 * testsuite/Makefile.in: Rebuild.
3465 (Output_section::Input_section_sort_entry::has_priority): New
3467 (Output_section::Input_section_sort_entry::match_file_name): New
3469 (Output_section::Input_section_sort_entry::match_section_name):
3471 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3473 (Output_section::Input_section_sort_entry::match_section_file):
3475 (Output_section::Input_section_sort_compare::operator()): Rewrite
3476 using new Input_section_sort_entry functions. Sort crtbegin and
3477 crtend first. Sort sections with no priority before sections with
3479 * testsuite/initpri1.c (d3): Check j != 4.
3480 (cd5): New constructor/destructor function.
3481 (main): Check j != 2.
3483 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3484 new symbol when resolving, don't call set_is_default.
3485 * testsuite/ver_test_7.cc: New file.
3486 * testsuite/ver_test_7.sh: New file.
3487 * testsuite/Makefile.am (ver_test_7.so): New target.
3488 (ver_test_7.o): New target.
3489 (check_SCRIPTS): Add ver_test_7.sh.
3490 (check_DATA): Add ver_test_7.syms.
3491 (ver_test_7.syms): New target.
3493 2008-03-28 Ian Lance Taylor <iant@google.com>
3495 * layout.cc (Layout::layout): If we see an input section with a
3496 name that needs sorting, set the must_sort flag for the output
3498 (Layout::make_output_section): If the name of the output section
3499 indicates that it might require sorting, set the may_sort flag.
3500 * output.h (Output_section::may_sort_attached_input_sections): New
3502 (Output_section::set_may_sort_attached_input_sections): New
3504 (Output_section::must_sort_attached_input_sections): New
3506 (Output_section::set_must_sort_attached_input_sections): New
3508 (class Output_section): Declare Input_section_sort_entry. Define
3509 Input_section_sort_compare. Declare
3510 sort_attached_input_sections. Add new fields:
3511 may_sort_attached_input_sections_,
3512 must_sort_attached_input_sections_,
3513 attached_input_sections_are_sorted_.
3514 * output.cc (Output_section::Output_section): Initialize new
3516 (Output_section::add_input_section): Add an entry to
3517 input_sections_ if may_sort or must_sort are true.
3518 (Output_section::set_final_data_size): Call
3519 sort_attached_input_sections if necessary.
3520 (Output_section::Input_section_sort_entry): Define new class.
3521 (Output_section::Input_section_sort_compare::operator()): New
3523 (Output_section::sort_attached_input_sections): New function.
3524 * configure.ac: Check whether the compiler supports constructor
3525 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3526 * testsuite/initpri1.c: New file.
3527 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3528 CONSTRUCTOR_PRIORITY.
3529 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3530 (initpri1_LDFLAGS): New variable.
3531 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3533 2008-03-27 Ian Lance Taylor <iant@google.com>
3535 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3536 * testsuite/common_test_1.c: New file.
3537 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3538 (common_test_1_SOURCES): New variable.
3539 (common_test_1_DEPENDENCIES): New variable.
3540 (common_test_1_LDFLAGS): New variable.
3542 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3543 and commons_ correctly when NAME/VERSION does not override
3545 * testsuite/ver_test_6.c: New file.
3546 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3547 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3548 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3550 2008-03-26 Ian Lance Taylor <iant@google.com>
3552 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3553 of an undefined symbol from a version script.
3554 * testsuite/Makefile.am (ver_test_5.so): New target.
3555 (ver_test_5.o): New target.
3556 (check_SCRIPTS): Add ver_test_5.sh.
3557 (check_DATA): Add ver_test_5.syms.
3558 (ver_test_5.syms): New target.
3559 * testsuite/ver_test_5.cc: New file.
3560 * testsuite/ver_test_5.script: New file.
3561 * testsuite/ver_test_5.sh: New file.
3562 * Makefile.in, testsuite/Makefile.in: Rebuild.
3565 Fix problems building gold with gcc 4.3.0.
3566 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3567 (gold_error_at_location, gold_warning_at_location): Use it.
3568 * configure.ac: Check whether we can compile and use a template
3569 function with a printf attribute.
3570 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3571 when jumping over bytes.
3572 * object.cc: Instantiate Object::read_section_data.
3573 * debug.h: Include <cstring>
3574 * dwarf_reader.cc: Include <algorithm>
3575 * main.cc: Include <cstring>.
3576 * options.cc: Include <cstring>.
3577 * output.cc: Include <cstring>.
3578 * script.cc: Include <cstring>.
3579 * script.h: Include <string>.
3580 * symtab.cc: Include <cstring> and <algorithm>.
3581 * target-select.cc: Include <cstring>.
3582 * version.cc: Include <string>.
3583 * testsuite/testmain.cc: Include <cstdlib>.
3584 * configure, config.in: Rebuild.
3586 2008-03-25 Ian Lance Taylor <iant@google.com>
3588 * options.cc: Include "../bfd/bfdver.h".
3589 (options::help): Print bug reporting address.
3591 * version.cc (print_version): Adjust output for current value of
3596 * options.cc (options::help): Print list of supported targets.
3597 * target-select.h: Include <vector>.
3598 (class Target_selector): Make machine_, size_, and is_big_endian_
3599 fields const. Add bfd_name_ and instantiated_target_ fields.
3600 (Target_selector::Target_selector): Add bfd_name parameter.
3601 (Target_selector::recognize): Make non-virtual, call
3603 (Target_selector::recognize_by_name): Make non-virtual, call
3604 do_recognize_by_name.
3605 (Target_selector::supported_names): New function.
3606 (Target_selector::bfd_name): New function.
3607 (Target_selector::do_instantiate_target): New pure virtual
3609 (Target_selector::do_recognize): New virtual function.
3610 (Target_selector::do_recognize_by_name): New virtual function.
3611 (Target_selector::instantiate_target): New private function.
3612 (supported_target_names): Declare.
3613 * target-select.cc (Target_selector::Target_selector): Update for
3614 new parameter and fields.
3615 (select_target_by_name): Check that the name matches before
3616 calling recognize_by_name.
3617 (supported_target_names): New function.
3618 * i386.cc (class Target_selector_i386): Update Target_selector
3619 constructor call. Remove recognize and recognize_by_name. Add
3620 do_instantiate_target.
3621 * x86_64.cc (class Target_selector_x86_64): Likewise.
3622 * testsuite/testfile.cc (class Target_selector_test): Update for
3623 changes to Target_selector.
3625 * README: Rewrite, with some notes on unsupported features.
3627 2008-03-24 Cary Coutant <ccoutant@google.com>
3629 * i386.cc (Target_i386::Got_type): New enum declaration.
3630 (Target_i386::Scan::local): Updated callers of Output_data_got
3632 (Target_i386::Scan::global): Likewise.
3633 (Target_i386::Relocate::relocate): Likewise.
3634 (Target_i386::Relocate::relocate_tls): Likewise.
3635 * object.h (Got_offset_list): New class.
3636 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3637 (Sized_relobj::local_got_offset): Likewise.
3638 (Sized_relobj::set_local_got_offset): Likewise.
3639 (Sized_relobj::local_has_tls_got_offset): Removed.
3640 (Sized_relobj::local_tls_got_offset): Removed.
3641 (Sized_relobj::set_local_tls_got_offset): Removed.
3642 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3643 * output.cc (Output_data_got::add_global): Added got_type parameter.
3644 (Output_data_got::add_global_with_rel): Likewise.
3645 (Output_data_got::add_global_with_rela): Likewise.
3646 (Output_data_got::add_global_pair_with_rel): New function.
3647 (Output_data_got::add_global_pair_with_rela): New function.
3648 (Output_data_got::add_local): Added got_type parameter.
3649 (Output_data_got::add_local_with_rel): Likewise.
3650 (Output_data_got::add_local_with_rela): Likewise.
3651 (Output_data_got::add_local_pair_with_rel): New function.
3652 (Output_data_got::add_local_pair_with_rela): New function.
3653 (Output_data_got::add_global_tls): Removed.
3654 (Output_data_got::add_global_tls_with_rel): Removed.
3655 (Output_data_got::add_global_tls_with_rela): Removed.
3656 (Output_data_got::add_local_tls): Removed.
3657 (Output_data_got::add_local_tls_with_rel): Removed.
3658 (Output_data_got::add_local_tls_with_rela): Removed.
3659 * output.h (Output_data_got::add_global): Added got_type parameter.
3660 (Output_data_got::add_global_with_rel): Likewise.
3661 (Output_data_got::add_global_with_rela): Likewise.
3662 (Output_data_got::add_global_pair_with_rel): New function.
3663 (Output_data_got::add_global_pair_with_rela): New function.
3664 (Output_data_got::add_local): Added got_type parameter.
3665 (Output_data_got::add_local_with_rel): Likewise.
3666 (Output_data_got::add_local_with_rela): Likewise.
3667 (Output_data_got::add_local_pair_with_rel): New function.
3668 (Output_data_got::add_local_pair_with_rela): New function.
3669 (Output_data_got::add_global_tls): Removed.
3670 (Output_data_got::add_global_tls_with_rel): Removed.
3671 (Output_data_got::add_global_tls_with_rela): Removed.
3672 (Output_data_got::add_local_tls): Removed.
3673 (Output_data_got::add_local_tls_with_rel): Removed.
3674 (Output_data_got::add_local_tls_with_rela): Removed.
3675 * resolve.cc (Symbol::override_base_with_special): Removed
3676 reference to has_got_offset_ field.
3677 * symtab.cc (Symbol::init_fields): Replaced initialization
3678 of got_offset_ with got_offsets_. Removed initialization
3680 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3681 (Symbol::got_offset): Likewise.
3682 (Symbol::set_got_offset): Likewise.
3683 (Symbol::has_tls_got_offset): Removed.
3684 (Symbol::tls_got_offset): Removed.
3685 (Symbol::set_tls_got_offset): Removed.
3686 (Symbol::got_offset_): Removed.
3687 (Symbol::tls_mod_got_offset_): Removed.
3688 (Symbol::tls_pair_got_offset_): Removed.
3689 (Symbol::got_offsets_): New field.
3690 (Symbol::has_got_offset): Removed.
3691 (Symbol::has_tls_mod_got_offset): Removed.
3692 (Symbol::has_tls_pair_got_offset): Removed.
3693 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3694 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3696 (Target_x86_64::Scan::global): Likewise.
3697 (Target_x86_64::Relocate::relocate): Likewise.
3698 (Target_x86_64::Relocate::relocate_tls): Likewise.
3700 2008-03-25 Ben Elliston <bje@au.ibm.com>
3702 * yyscript.y: Fix spelling error in comment.
3704 2008-03-24 Ian Lance Taylor <iant@google.com>
3706 * options.h (class General_options): Define build_id option.
3707 * layout.h (class Layout): Declare write_build_id, create_note,
3708 create_build_id. Add build_id_note_ member.
3709 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3710 "libiberty.h", "md5.h", "sha1.h".
3711 (Layout::Layout): Initialize eh_frame_data_,
3712 eh_frame_hdr_section_, and build_id_note_.
3713 (Layout::finalize): Call create_build_id.
3714 (Layout::create_note): New function, broken out of
3715 Layout::create_gold_note.
3716 (Layout::create_gold_note): Call create_note.
3717 (Layout::create_build_id): New function.
3718 (Layout::write_build_id): New function.
3719 (Close_task_runner::run): Call write_build_id.
3721 * x86_64.cc: Correct license to GPLv3.
3723 2008-03-23 Ian Lance Taylor <iant@google.com>
3725 * options.cc: Include "demangle.h".
3726 (parse_optional_string): New function.
3727 (parse_long_option): Handle takes_optional_argument.
3728 (parse_short_option): Update dash_z initializer. Handle
3729 takes_optional_argument.
3730 (General_options::General_options): Initialize do_demangle_.
3731 (General_options::finalize): Set do_demangle_. Handle demangling
3733 * options.h (parse_optional_string): Declare.
3734 (struct One_option): Add optional_arg field. Update constructor.
3735 Update call constructor calls. Add takes_optional_argument
3737 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3738 (DEFINE_optional_string): Define.
3739 (General_options::demangle): Change from DEFINE_bool to
3740 DEFINE_optional_string.
3741 (General_options::no_demangle): New function.
3742 (General_options::do_demangle): New function.
3743 (General_options::set_do_demangle): New function.
3744 (General_options::execstack_status_): Move definition to end of
3746 (General_options::static_): Likewise.
3747 (General_options::do_demangle_): New field.
3748 * object.cc (big_endian>::get_symbol_location_info): Call
3749 Options::do_demangle, not Options::demangle.
3750 * symtab.cc (demangle): Likewise.
3752 2008-03-22 Ian Lance Taylor <iant@google.com>
3754 * gold.h: Include <cstddef> and <sys/types.h>
3755 * options.h: Include <cstring>.
3757 2008-03-21 Ian Lance Taylor <iant@google.com>
3759 * Added source code to GNU binutils.