1 2009-08-12 Cary Coutant <ccoutant@google.com>
4 * resolve.cc (Symbol_table::resolve): Check for references from
5 dynamic objects to hidden and internal symbols.
6 * testsuite/Makefile.am (hidden_test.sh): New test.
7 * testsuite/Makefile.in: Regenerate.
8 * testsuite/hidden_test.sh: New script.
9 * testsuite/hidden_test_1.c: New test source.
10 * testsuite/hidden_test_main.c: New test source.
12 2009-08-11 Doug Kwan <dougkwan@google.com>
14 * arm.cc: Update comments.
15 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
16 segment to locate the .ARM.exidx section if present.
18 2009-08-09 Doug Kwan <dougkwan@google.com>
20 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
23 2009-08-07 Sriraman Tallam <tmsriram@google.com>
24 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
27 2009-08-06 Sriraman Tallam <tmsriram@google.com>
29 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
30 valid tls_segment only for non-debug-section relocations.
31 * testsuite/Makefile.am: Add gc_tls_test.
32 * testsuite/Makefile.in: Regenerate.
33 * testsuite/gc_tls_test.cc: New file.
34 * testsuite/gc_tls_test.sh: New file.
36 2009-08-05 Sriraman Tallam <tmsriram@google.com>
40 * Makefile.am (CCFILES): Add icf.cc.
42 * Makefile.in: Regenerate.
43 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
44 * gc.h (gc_process_relocs): Populate lists used by icf to contain
45 section, symbol and addend information for the relocs.
46 * gold.cc (queue_middle_tasks): Call identical code folding.
47 * gold.h: Add defines for multimap.
48 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
49 to the call of finalize_local_symbols.
50 * main.cc (main): Create object of class Icf.
51 * object.cc (Sized_relobj::do_layout): Allow this function to be
52 called twice during icf.
53 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
54 to sections marked as identical by icf.
55 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
57 (Sized_relobj::do_section_entsize): New function.
58 * object.h (Object::section_entsize): New function.
59 (Object::do_section_entsize): New pure virtual function.
60 (Relobj::finalize_local_symbols): Add new parameter.
61 (Relobj::do_section_entsize): New function.
62 * options.h (General_options::icf): New option.
63 (General_options::icf_iterations): New option.
64 (General_options::print_icf_sections): New option.
65 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
66 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
67 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
69 * symtab.cc (Symbol_table::is_section_folded): New function.
70 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
71 to sections marked as identical by icf.
72 * symtab.h (Symbol_table::set_icf): New function.
73 (Symbol_table::icf): New function.
74 (Symbol_table::is_section_folded): New function.
75 (Symbol_table::icf_): New data member.
76 * target-reloc.h (relocate_section): Ignore sections folded by icf.
77 * testsuite/Makefile.am: Add commands to build icf_test.
78 * testsuite/Makefile.in: Regenerate.
79 * testsuite/icf_test.sh: New file.
80 * testsuite/icf_test.cc: New file.
82 2009-07-24 Chris Demetriou <cgd@google.com>
84 * layout.cc (is_compressible_debug_section): Fix incorrect
85 comment about compressed section names.
87 2009-07-20 Ian Lance Taylor <ian@airs.com>
90 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
92 2009-07-16 Ian Lance Taylor <iant@google.com>
95 * layout.h: #include <map>.
96 (class Kept_section): Change from struct to class. Add accessors
97 and setters. Add section size to Comdat_group mapping. Change
98 Comdat_group to std::map. Add is_comdat_ field. Add
99 linkonce_size field in union.
100 (class Layout): Update declaration of find_or_add_kept_section.
101 Don't declare find_kept_object.
102 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
103 parameter. Add object, shndx, is_comdat, and is_group_name
104 parameters. Change all callers. Adjust for new Kept_section.
105 (Layout::find_kept_object): Remove.
106 * object.cc (Sized_relobj::include_section_group): Update use of
107 Kept_section. Rename secnum to shndx. Only record
108 Kept_comdat_section if sections are the same size.
109 (Sized_relobj::include_linkonce_section): Update use of
110 Kept_section. Only record Kept_comdat_section if sections are the
111 same size. Set size of linkonce section.
112 (Sized_relobj::map_to_kept_section): Update call to
113 get_kept_comdat_section.
114 * object.h (class Sized_relobj): Rename fields in
115 Kept_comdat_section to drop trailing underscores; change object
116 field to Relobj*. Change Kept_comdat_section_table to store
117 struct rather than pointer.
118 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
119 Add kept_object and kept_shndx parameters. Change all callers.
120 (Sized_relobj::get_kept_comdat_section): Change return type to
121 bool. Add kept_object and kept_shndx parameters. Change all
123 * plugin.cc (Pluginobj::include_comdat_group): Update call to
124 Layout::find_or_add_kept_section.
126 2009-07-09 Ian Lance Taylor <iant@google.com>
128 * merge.cc (Object_merge_map::initialize_input_to_output_map):
129 Reserve space in the hash table.
131 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
133 * fileread.cc (File_read::get_mtime): New method.
134 * fileread.h (Timespec): New structure.
135 (File_read::get_mtime): New method.
136 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
137 Renamed from timestamp_nsec.
138 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
140 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
142 (Incremental_inputs::report_archive): Save mtime; style fix.
143 (Incremental_inputs::report_obejct): Save mtime; style fix.
144 (Incremental_inputs::report_script): Save mtime; style fix.
145 (Incremental_inputs::finalize_inputs): Style fix.
146 (Incremental_inputs::finalize): Style fix.
147 (Incremental_inputs::create_input_section_data): Store inputs
149 * incremental.h (Incremental_inputs::report_script): Add mtime
151 (Incremental_inputs::Input_info::Input_info): Intialize only one
153 (Incremental_inputs::Input_info::archive): Move to nameless
155 (Incremental_inputs::Input_info::obejct): Move to nameless union.
156 (Incremental_inputs::Input_info::script): Move to nameless union.
157 (Incremental_inputs::mtime): New field.
158 * script.cc (read_input_script): Pass file mtime to
160 * script.h (Script_info::inputs): Style fix.
162 2009-07-01 Ian Lance Taylor <ian@airs.com>
164 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
167 2009-06-24 Ian Lance Taylor <iant@google.com>
170 * layout.cc (Layout::choose_output_section): If we find an
171 existing section, update the flags.
172 (Layout::create_notes): New function, broken out of
174 (Layout::finalize): Don't create note sections.
175 (Layout::create_note): Don't crash if linker script discards
177 (Layout::create_gold_note): Likewise.
178 (Layout::create_build_id): Likewise. Don't set
179 after_input_sections on the section.
180 (Layout::create_executable_stack_info): Remove target parameter.
182 * layout.h (class Layout): Declare create_notes. Update
183 declaration of create_executable_stack_info.
184 * gold.cc (queue_middle_tasks): Call create_notes.
185 * output.cc (Output_section::update_flags_for_input_section): Move
186 here from output.h. If SHF_ALLOC flag is newly set, mark address
188 * output.h (Output_data::mark_address_invalid): New function.
189 (class Output_section): Only declare, not define,
190 update_flags_for_input_section. Remove set_flags.
192 2009-06-24 Ian Lance Taylor <iant@google.com>
194 * script-sections.cc (Output_section_definition::
195 set_section_addresses): Rename shadowing local load_address to
198 2009-06-24 Ian Lance Taylor <iant@google.com>
201 * reloc.cc (relocate_sections): Skip empty relocation sections.
203 2009-06-23 Ian Lance Taylor <iant@google.com>
206 * layout.cc (Layout::create_note): Use choose_output_section
207 rather than make_output_section.
209 2009-06-23 Ian Lance Taylor <iant@google.com>
212 * options.cc (General_options::parse_V): Set printed_version_.
213 (General_options::General_options): Initialize printed_version_.
214 * options.h (class General_options): Add printed_version_ field.
215 * gold.cc (queue_initial_tasks): If there are no input files,
216 don't give a fatal error if we printed the version information.
217 (queue_middle_tasks): If using -r with a shared object, give a
218 fatal error rather than an ordinary error.
220 2009-06-23 Ian Lance Taylor <iant@google.com>
223 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
224 (Layout::make_output_section): Set have_stabstr_section_ if we see
226 (Layout::finalize): Call link_stabs_sections.
227 (Layout::link_stabs_sections): New file.
228 * layout.h (class Layout): Add have_stabstr_section_ field.
229 Declare link_stabs_sections.
231 2009-06-23 Doug Kwan <dougkwan@google.com>
233 * Makefile.am (libgold_a_LIBADD): New.
234 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
235 * Makefile.in: Regenerate.
236 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
237 * configure: Regenerate.
238 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
239 * fileread.cc: Include sys/state.h
240 * gold.h: Declare memmem and strndup if found missing.
241 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
243 2009-06-23 Ian Lance Taylor <iant@google.com>
245 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
246 * configure: Rebuild.
248 2009-06-23 Ian Lance Taylor <iant@google.com>
251 * object.cc (Object::section_contents): Don't try to get a view if
252 the section has length zero.
253 (Object::handle_gnu_warning_section): If the section is empty, use
254 the name of the section as the warning.
256 2009-06-23 Ian Lance Taylor <iant@google.com>
259 * stringpool.h (class Stringpool_template): Add optimize_ field.
260 (Stringpool_template::set_optimize): New function.
261 * stringpool.cc (Stringpool_template::Stringpool_template):
262 Initialize optimize_ field.
263 (Stringpool_template::set_string_offsets): Test local optimize
264 fild rather than parameter.
265 * layout.cc (Layout::Layout): Call set_optimize on the section
268 2009-06-22 Ian Lance Taylor <iant@google.com>
271 * yyscript.y: Parse TARGET.
272 * script.cc (script_set_target): New function.
273 * script-c.h (script_set_target): Declare.
274 * options.cc (General_options::string_to_object_format): Rename
275 from string_to_object_format in anonymous namespace. Change
277 * options.h (class General_options): Declare
278 string_to_object_format.
280 2009-06-22 Ian Lance Taylor <iant@google.com>
282 * script-sections.cc (Script_sections::create_segments): Don't put
283 program headers in a PT_LOAD segment if -n or -N.
285 2009-06-22 Ian Lance Taylor <iant@google.com>
288 * options.h (class General_options): Add -z lazy and -z now. Sort
289 -z options into alphabetical order.
290 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
292 2009-06-21 Ian Lance Taylor <iant@google.com>
294 * layout.cc (Layout::make_output_section): Call
295 Target::new_output_section.
296 (Layout::attach_allocated_section_to_segment): Put large section
297 sections in a separate load segment with the large segment flag
299 (Layout::segment_precedes): Sort large data segments after other
301 (align_file_offset): New static function.
302 (Layout::set_segment_offsets): Use align_file_offset.
303 * output.h (class Output_section): Add is_small_section_ and
304 is_large_section_ fields.
305 (Output_section::is_small_section): New function.
306 (Output_section::set_is_small_section): New function.
307 (Output_section::is_large_section): New function.
308 (Output_section::set_is_large_section): New function.
309 (Output_section::is_large_data_section): New function.
310 (class Output_segment): Add is_large_data_segment_ field.
311 (Output_segment::is_large_data_segment): New function.
312 (Output_segment::set_is_large_data_segment): New function.
313 * output.cc (Output_section::Output_section): Initialize new
315 (Output_segment::Output_segment): Likewise.
316 (Output_segment::add_output_section): Add assertion that large
317 data sections always go in large data segments. Force small data
318 sections to the end of the list of data sections. Force small BSS
319 sections to the start of the list of BSS sections. For large BSS
320 sections to the end of the list of BSS sections.
321 * symtab.h (class Symbol): Declare is_common_shndx.
322 (Symbol::is_defined): Check Symbol::is_common_shndx.
323 (Symbol::is_common): Likewise.
324 (class Symbol_table): Define enum Commons_section_type. Update
325 declarations. Add small_commons_ and large_commons_ fields.
326 * symtab.cc (Symbol::is_common_shndx): New function.
327 (Symbol_table::Symbol_table): Initialize new fields.
328 (Symbol_table::add_from_object): Put small and large common
329 symbols in the right list.
330 (Symbol_table::sized_finalized_symbol): Check
331 Symbol::is_common_shndx.
332 (Symbol_table::sized_write_globals): Likewise.
333 * common.cc (Symbol_table::do_allocate_commons): Allocate new
334 common symbol lists. Don't call do_allocate_commons_list if the
336 (Symbol_table::do_allocate_commons_list): Remove is_tls
337 parameter. Add comons_section_type parameter. Change all
338 callers. Handle small and large common symbols.
339 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
340 Symbol::is_common_shndx.
341 * resolve.cc (symbol_to_bits): Likewise.
342 * target.h (Target::small_common_shndx): New function.
343 (Target::small_common_section_flags): New function.
344 (Target::large_common_shndx): New function.
345 (Target::large_common_section_flags): New function.
346 (Target::new_output_section): New function.
347 (Target::Target_info): Add small_common_shndx, large_common_shndx,
348 small_common_section_flags, and large_common_section_flags
350 (Target::do_new_output_section): New virtual function.
351 * arm.cc (Target_arm::arm_info): Initialize new fields.
352 * i386.cc (Target_i386::i386_info): Likewise.
353 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
355 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
356 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
357 (Target_x86_64::do_new_output_section): New function.
358 * configure.ac: Define conditional MCMODEL_MEDIUM.
359 * testsuite/Makefile.am (check_PROGRAMS): Add large.
360 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
361 (large_LDFLAGS): Define.
362 * testsuite/large.c: New file.
363 * testsuite/testfile.cc (Target_test::test_target_info):
364 Initialize new fields.
365 * configure, testsuite/Makefile.in: Rebuild.
367 2009-06-05 Doug Kwan <dougkwan@google.com>
369 * Makefile.am (CCFILES): Add target.cc.
370 * Makefile.in: Regenerate.
371 * i386.cc (class Target_i386): Define new virtual method to
372 override do_is_local_label_name in parent.
373 * object.cc (Sized_relobj::do_count_local_symbols): Discard
374 local symbols if --discard-locals or -X is given.
375 * options.h (class General_options): Declare new options
376 '--discard-locals' and '-X' for discarding locals.
377 * target.h (class Target): Define new methods is_local_label_name.
378 Declare new virtual method do_is_local_label_name.
379 * target.cc: New file.
380 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
381 (check_SCRIPTS): Add discard_locals_test.sh.
382 (check_DATA): Add discard_local_tests.syms.
383 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
384 (discard_local_tests.syms, discard_locals_test.o): New make rules.
385 * testsuite/Makefile.in: Regenerate.
386 * testsuite/discard_locals_test.c: New file.
387 * testsuite/discard_locals_test.sh: Same.
389 2009-06-05 Doug Kwan <dougkwan@google.com>
391 * object.cc (Sized_relobj::Sized_relobj): Initialize
392 discarded_eh_frame_shndx_ to -1U.
393 (Sized_relobj::do_layout): Record index of a discard .eh_frame
395 (Sized_relobj::do_count_local_symbols): Skip local symbols in
396 a discarded .eh_frame section.
397 (Sized_relobj::do_finalize_local_symbols): Ditto.
398 * object.h (class Sized_relobj): Declare new member
399 discarded_eh_frame_shndx_.
400 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
401 (local_labels_test.o, local_labels_test): New rules.
402 * testsuite/Makefile.in: Regenerate.
404 2009-06-04 Doug Kwan <dougkwan@google.com>
406 * layout.cc (Layout::section_name_mapping): Add mapping for
407 special ARM sections.
409 2009-06-03 Doug Kwan <dougkwan@google.com>
411 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
412 (utils::has_overflow): Same.
414 2009-06-03 Ian Lance Taylor <iant@google.com>
416 * layout.cc (Layout::section_name_mapping): New array, replacing
417 Layout::linkonce_mapping.
418 (Layout::section_name_mapping_count): New variable, replacing
419 Layout::linkonce_mapping_count.
420 (Layout::linkonce_output_name): Remove.
421 (Layout::output_section_name): Rewrite.
422 * layout.h (class Layout): Rename Linkonce_mapping to
423 Section_name_mapping, linkonce_mapping to section_name_mapping,
424 linkonce_mapping_count to section_name_mapping_count. Don't
425 declare linkonce_output_name.
427 2009-06-03 Doug Kwan <dougkwan@google.com>
429 * gold/arm.cc (namespace utils): New.
430 (Target_arm::reloc_is_non_pic): Define new method.
431 (class Arm_relocate_functions): New.
432 (Target_arm::Relocate::relocate): Handle relocation types used by
435 2009-06-03 Ian Lance Taylor <iant@google.com>
437 * arm.cc (Target_arm::scan::global): Use || instead of |.
439 2009-06-02 Doug Kwan <dougkwan@google.com>
441 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
442 issued_non_pic_error_.
443 (class Target_arm::Scan): Declare new method check_non_pic.
444 Define new method symbol_needs_plt_entry.
445 Declare new data member issued_non_pic_error_.
446 (class Target_arm::Relocate): Declare new method
447 should_apply_static_reloc.
448 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
449 (Target_arm::Scan::check_non_pic): Define new method.
450 (Target_arm::Scan::local): Handle a small subset of reloc types used
452 (Target_arm::Scan::local): Same.
453 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
455 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
457 * incremental.cc (Incremental_inputs::report_command_line): Filter
458 out --incremental-* options.
460 2009-05-29 Doug Kwan <dougkwan@google.com>
462 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
464 (class Target_arm): Update comment.
465 (Target_arm::Target_arm): Initialize new data members GOT_,
466 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
467 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
468 and Target_arm::rel_dyn_section.
469 Declare new_enum Target_arm::Got_type.
470 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
472 Update commments for member do_dynsym_value.
473 (Target_arm::got_size, Target_arm::plt_section,
474 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
475 new methods inside class defintion.
476 (Target_arm::got_section): Define new method.
477 (Target_arm::rel_dyn_section): Same.
478 (Output_data_plt_arm): New template class.
479 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
480 (Output_data_plt_arm:do_adjust_output_section): Define new method.
481 (Output_data_plt_arm::add_entry): Same.
482 (Output_data_plt_arm::first_plt_entry): Define new
483 static data member for PLT instruction template.
484 (Output_data_plt_arm::plt_entry): Same.
485 (Output_data_plt_arm::do_write): Define new method.
486 (Target_arm::make_plt_entry): Same.
487 (Target_arm::do_finalize_sections): Same.
488 (Target_arm::do_dynsym_value): Same.
490 2009-05-28 Doug Kwan <dougkwan@google.com>
492 * Makefile.am (TARGETSOURCES): Add arm.cc.
493 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
494 * Makefile.in: Regenerate.
496 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
498 2009-05-26 Doug Kwan <dougkwan@google.com>
500 * options.cc (General_options::parse_exclude_libs). Fix a comment.
501 (General_options::check_excluded_libs): Strip off directories in
502 archive name before matching like GNU ld does.
503 * testsuite/Makefile.am (MOSTLYCLEANFILES,
504 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
505 (exclude_libs_test_LDFLAGS): Add linker option
506 -Wl,--exclude-libs,libexclude_libs_test_3
507 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
508 an explicit archive without using -l.
509 (alt/libexclude_libs_test_3.a): New make rule.
510 * testsuite/Makefile.in: Regenerate.
511 * testsuite/exclude_libs_test.c : Declare lib3_default().
513 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
514 * exclude_libs_test_3.c: New file.
516 2009-05-26 Nick Clifton <nickc@redhat.com>
518 * po/id.po: New Indonesian translation.
519 * po/gold.pot: Updated template file.
521 2009-05-22 Sriraman Tallam <tmsriram@google.com>
523 * testsuite/Makefile.am: Add -ffunction-sections to compile
524 gc_comdat_test files. Add -Wl,--gc-sections to build
526 * testsuite/Makefile.in: Regenerate.
527 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
529 2009-05-21 Sriraman Tallam <tmsriram@google.com>
531 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
532 kept comdat section was garbage collected.
533 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
534 * testsuite/Makefile.in: Regenerate.
535 * testsuite/gc_comdat_test.sh: New file.
536 * testsuite/gc_comdat_test_1.cc: New file.
537 * testsuite/gc_comdat_test_2.cc: New file.
539 2009-05-19 Doug Kwan <dougkwan@google.com>
541 * archive.cc (Archive::Archive): Move constructor from archive.h
542 to here. Initialize no_export_.
543 (Archive::get_elf_object_for_member): Set no_export flag of object.
544 * archive.h (Archive::Archive): Move constructor body to
546 (Archive::no_export): New method.
547 (Archive::no_export_): New field.
548 * object.h (Object::Object): Initialize no_export_ to false.
549 (Object::no_export, Object::set_no_export): New methods.
550 (Object::no_export_): New field.
551 * options.cc (General_options::parse_exclude_libs): New method.
552 (General_options::check_excluded_libs) Same.
553 * options.h (exclude_libs): New option.
554 (General_options::check_excluded_libs): New method declaration.
555 (General_options::excluded_libs_): New field.
556 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
557 default or protected visibility if an object has no-export flag set.
558 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
559 (check_SCRIPTS): Add exclude_libs_test.sh.
560 (check_DATA): Add exclude_libs_test.syms.
561 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
562 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
563 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
564 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
565 (exclude_libs_test.syms, libexclude_libs_test_1.a,
566 libexclude_libs_test_2.a): New rules.
567 * testsuite/Makefile.in: Regenerate.
568 * testsuite/exclude_libs_test.c: New file.
569 * testsuite/exclude_libs_test.sh: Ditto.
570 * testsuite/exclude_libs_test_1.c: Ditto.
571 * testsuite/exclude_libs_test_2.c: Ditto.
573 2009-05-15 Ian Lance Taylor <iant@google.com>
575 * configure.ac: Check for declarations for cases where libiberty.h
576 checks HAVE_DECL_xxx.
577 * configure, config.in: Rebuild.
579 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
581 * gold.h (Incremental_argument_list): Remove (invalid) forward
583 * incremental.cc (Incremental_inputs::report_achive): New method.
584 (Incremental_inputs::report_object): New method.
585 (Incremental_inputs::report_script): New method.
586 (Incremental_inputs::finalize_inputs): New method.
587 (Incremental_inputs::finalize): Call finalize_inputs().
588 (Incremental_inputs::sized_create_incremental_inputs_section_data):
589 Create inputs entries.
590 * incremental.h (Incremental_input_type): New enum.
591 (Incremental_inputs::Incremental_input): Initialize new fields.
592 (Incremental_inputs::report_inputs): New method.
593 (Incremental_inputs::report_achive): New method.
594 (Incremental_inputs::report_object): New method.
595 (Incremental_inputs::report_script): New method.
596 (Incremental_inputs::finalize_inputs): New method.
597 (Incremental_inputs::Input_info): New struct.
598 (Incremental_inputs::Input_info_map): New typedef.
599 (Incremental_inputs::lock_): New field.
600 (Incremental_inputs::Inputs_): New field.
601 (Incremental_inputs::Inputs_map): New field.
602 * main.cc (main): Call Incremental_input::report_inputs.
603 * options.h (Input_argument_list): Typedef moved from
605 (Input_file_group::Files): Remove, use ::Input_argument_list.
606 (Input_file_group::Input_argument_list): Remove, use
607 ::Input_argument_list.
608 * plugin.cc (Plugin_manager::add_input_file): Add error in
610 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
612 * script.cc (read_input_script): Call
613 Incremental_input::report_script.
614 * script.h (Script_info): New class.
616 2009-04-27 Ian Lance Taylor <iant@google.com>
618 * x86_64.cc (do_adjust_output_section): Set entsize to
621 2009-04-23 Elliott Hughes <enh@google.com>
623 * output.cc (Output_file::close): After short writes, continue
624 writing from the correct offset in the buffer being written.
626 2009-04-23 Chris Demetriou <cgd@google.com>
628 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
629 * configure: Regenerate.
630 * config.in: Regenerate.
631 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
632 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
634 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
636 * incremental.cc (Incremental_inputs_header_data): Renamed from
637 Incremental_input_header_data.
638 (Incremental_inputs_header_data::data_size): New field.
639 (Incremental_inputs_header_data::put_input_file_count): Renamed
640 from input_file_count.
641 (Incremental_inputs_header_data::put_command_line_offset): Renamed
642 from command_line_offset.
643 (Incremental_inputs_header_data::put_reserved): Renamed from
645 (Incremental_inputs_entry_data): Renamed from
646 Incremental_input_entry_data.
647 (Incremental_inputs_entry_data::data_size): New field.
648 (Incremental_inputs::report_command_line): New method.
649 (Incremental_inputs::finalize): New method.
650 (Incremental_inputs::create_incremental_inputs_data): New method.
651 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
652 * incremental.h: New file.
653 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
654 (Layout::finalize): Create incremental inputs section in
656 (Layout::create_incremental_info_sections): New method.
657 * layout.h (Layout::incremental_inputs): New method.
658 (Layout::create_incremental_info_sections): New method.
659 (Layout::incremental_inputs_): New field.
660 * main.cc (main): Notify Incremental_input of the command line.
662 2009-04-01 Ian Lance Taylor <iant@google.com>
663 Mikolaj Zalewski <mikolajz@google.com>
665 * gold.h (reserve_unordered_map): Define, three versions, one for
666 each version of Unordered_map.
667 * layout.cc (Layout::Layout): Remove options parameter. Add
668 number_of_input_files parameter. Don't initialize options_.
669 Initialize number_of_input_files_ and resized_signatures_. Move
670 sections_are_attached_.
671 (Layout::layout_group): Reserve space for group_signatures_.
672 (Layout::find_or_add_kept_section): Change name parameter to be a
673 reference. Resize signatures_ map when it gets large enough.
674 (Layout::layout_eh_frame): Use parameters->options() instead of
676 (Layout::make_output_section): Likewise.
677 (Layout::attach_allocated_section_to_segment): Likewise.
678 (Layout::finalize, Layout::create_executable_stack): Likewise.
679 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
680 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
681 * layout.h (class Layout): Update declarations. Remove options_
682 field. Add number_of_input_files_ and resized_signatures_
683 fields. Move sections_are_attached_ field.
684 * main.cc (main): Pass number of input files to Layout
685 constructor. Don't pass options.
687 2009-03-30 Ian Lance Taylor <iant@google.com>
689 * ffsll.c (ffsll): Correct implementation.
691 2009-03-27 Ian Lance Taylor <iant@google.com>
694 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
695 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
696 * ftruncate.c (ftruncate): Declare before definition.
697 * mremap.c (mremap): Likewise.
698 * pread.c (pread): Likewise.
699 * configure, Makefile.in, config.in: Rebuild.
701 * mremap.c: New file.
702 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
703 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
704 (mremap): Declare if HAVE_MREMAP is not defined.
705 * configure, Makefile.in, config.in: Rebuild.
707 2009-03-27 Cary Coutant <ccoutant@google.com>
709 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
710 position independent.
711 * sparc.cc (Target_sparc::check_non_pic): Likewise.
712 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
714 2009-03-24 Cary Coutant <ccoutant@google.com>
716 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
718 (needs_dynamic_reloc): Likewise.
720 2009-03-24 Ian Lance Taylor <iant@google.com>
722 * yyscript.y (file_cmd): Recognize EXTERN.
723 (extern_name_list, extern_name_list_body): New nonterminals.
724 * script.cc (script_add_extern): Define.
725 * script-c.h (script_add_extern): Declare.
727 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
729 * object.cc (is_elf_object): Define.
730 * object.h (is_elf_object): Declare.
731 * archive.cc (Archive::get_elf_object_for_member): Call
733 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
735 2009-03-24 Elliott Hughes <enh@google.com>
737 * output.cc (Output_file::map_anonymous): Define.
738 (Output_file::map): Use map_anonymous. If the regular mmap fails,
739 try an anonymous one. Report the size if the mmap fails.
740 * output.h (class Output_file): Declare map_anonymous.
742 2009-03-24 Ian Lance Taylor <iant@google.com>
744 * target-select.cc (instantiate_target): Don't acquire the lock if
745 the instantiated_target_ field has already been set.
747 2009-03-23 Ian Lance Taylor <iant@google.com>
749 * gold-threads.h (class Initialize_lock): Define.
750 * gold-threads.cc (class Initialize_lock_once): Define.
751 (initialize_lock_control): New static variable.
752 (initialize_lock_pointer): New static variable.
753 (initialize_lock_once): New static function.
754 (Initialize_lock::Initialize_lock): Define.
755 (Initialize_lock::initialize): Define.
756 * target-select.h: Include "gold-threads.h".
757 (class Target_selector): Add lock_ and initialize_lock_ fields.
758 Don't define instantiate_target, just declare it.
759 * target-select.cc (Target_selector::Target_selector): Initialize
761 (Target_selector::instantiate_target): Define.
762 * descriptors.h: Include "gold-threads.h".
763 (class Descriptors): Add initialize_lock_ field.
764 * descriptors.cc (Descriptors::Descriptors): Initialize new
766 (Descriptors::open): Use initialize_lock_ field
767 * errors.h (class Errors): Add initialize_lock_ field.
768 * errors.cc (Errors::Errors): Initialize new field.
769 (Errors::initialize_lock): Use initialize_lock_ field.
770 * powerpc.cc (class Target_selector_powerpc): Remove
771 instantiated_target_ field. In do_recognize call
772 instantiate_target rather than do_instantiate_target. In
773 do_instantiate_target just allocate a new target.
774 * sparc.cc (class Target_selector_sparc): Likewise.
776 * freebsd.h: New file.
777 * i386.cc: Include "freebsd.h".
778 (Target_i386): Derive from Target_freebsd rather than
780 (Target_selector_i386): Derive from Target_selector_freebsd rather
781 than Target_selector.
782 * x86_64.cc: Include "freebsd.h".
783 (Target_x86_64): Derive from Target_freebsd rather than
785 (Target_selector_x86_64): Derive from Target_selector_freebsd
786 rather than Target_selector.
787 * target.h (class Target): Add adjust_elf_header and
788 do_adjust_elf_header.
789 * output.cc (Output_file_header:: do_sized_write): Call target
790 adjust_elf_header routine.
791 * configure.tgt: Set targ_osabi.
792 * configure.ac: Define GOLD_DEFAULT_OSABI.
793 * parameters.cc (Parameters::default_target): Pass
794 GOLD_DEFAULT_OSABI to select_target.
795 * target-select.h (class Target_selector): Make instantiate_target
796 protected rather than private.
797 * Makefile.am (HFILES): Add freebsd.h.
798 * configure, Makefile.in, config.in: Rebuild.
800 * merge.cc (do_add_input_section): Correct pend value. Change
801 message about last entry not being null terminated from error to
804 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
806 * incremental.cc: New file.
807 * Makefile.am (CCFILES): Add incremental.cc.
808 * Makefile.in: Rebuild.
810 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
812 * layout.cc (Layout::output_section_name): Preserve names
813 of '.note.' sections.
815 2009-03-19 Ian Lance Taylor <iant@google.com>
817 * descriptors.cc (Descriptors::open): Check that the options are
818 valid before using them.
820 2009-03-18 Ian Lance Taylor <iant@google.com>
822 * script-sections.h: Include <list>.
823 (class Script_sections): Change Sections_elements from std::vector
824 to std::list. Typedef public Elements_iterator. Add
825 orphan_section_placement_, data_segment_align_start_, and
826 saw_data_segment_align_ fields. Remove data_segment_align_index_
828 * script-sections.cc (class Orphan_section_placement): New class.
829 (class Sections_element): Add virtual functions is_relro and
830 orphan_section_init. Remove virtual function place_orphan_here.
831 (class Output_section_definition): Add is_relro and
832 orphan_section_init. Remove place_orphan_here.
833 (class Orphan_output_section): Likewise.
834 (Script_sections::Script_sections): Update for field changes.
835 (Script_sections::data_segment_align): Set saw_data_segment_align_
836 and data_segment_align_start_, not data_segment_align_index.
837 (Script_sections::data_segment_relro_end): Check
838 saw_data_segment_align_. Use data_segment_align_start_ rather
839 than data_segment_align_index_.
840 (Script_sections::place_orphan): Rewrite to use
841 Orphan_section_placement.
843 2009-03-17 Ian Lance Taylor <iant@google.com>
845 * archive.cc (Archive::add_symbols): Check for a version attached
846 to the symbol name in the archive map.
847 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
848 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
849 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
850 (ver_test_11.a): New target.
851 * testsuite/Makefile.in: Rebuild.
853 * configure.ac: Check for chsize and posix_fallocate. Replace
855 * ftruncate.c: New file, from gnulib.
856 * output.cc (posix_fallocate): Define dummy version if not
857 HAVE_POSIX_FALLOCATE.
858 (Output_file::map): Call posix_fallocate rather than lseek and
860 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
861 * configure, Makefile.in, config.in: Rebuild.
863 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
865 * layout.h (Layout::create_note): Add section_name parameter.
866 * layout.cc (Layout::create_note): Likewise.
867 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
869 2009-03-17 Ian Lance Taylor <iant@google.com>
871 * descriptors.cc: Include "options.h".
872 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
873 (Descriptors::open): Always use O_CLOEXEC when opening a new
874 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
877 * sparc.cc (class Target_sparc): Add has_got_section.
878 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
879 make sure we have a GOT section.
881 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
882 (Target_sparc::Scan::local): Likewise.
883 (Target_sparc::Scan::global): Likewise.
884 (Target_sparc::Relocate::relocate): Likewise.
885 (Target_sparc::Relocate::relocate_tls): Likewise.
887 * symtab.cc (Symbol_table::define_default_version): New function,
888 broken out of add_from_object.
889 (Symbol_table::add_from_object): Call define_default_version.
890 (Symbol_table::define_special_symbol): Add resolve_oldsym
891 parameter. Change all callers. If the version for a symbol comes
892 from a version script, resolve it with the symbol with the same
893 name with no version. Also add the symbol without a version if
895 (do_define_in_output_data): If resolving with oldsym, don't delete
897 (do_define_in_output_segment): Likewise.
898 (do_define_as_constant): Likewise.
899 * symtab.h (class Symbol_table): Update declarations.
901 2009-03-13 Ian Lance Taylor <iant@google.com>
903 * readsyms.cc (Read_symbols::incompatible_warning): New function.
904 (Read_symbols::requeue): New function.
905 (Read_symbols::do_read_symbols): If make_elf_object fails because
906 the target type is not configured, and the file was searched for,
907 issue a warning and retry with the next directory.
908 (Add_symbols::run): If the file has an incompatible format, and
909 it was searched for, requeue the Read_symbols task. On error,
911 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
912 dirindex parameter to constructor. Change all callers. Declare
913 incompatible_warning and requeue.
914 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
915 input_argument_ and input_group_ fields. Add them to
916 constructor. Change all callers.
917 (class Read_script): Add dirindex_ field. Add it to constructor.
919 * archive.cc (Archive::setup): Remove input_objects parameter.
921 (Archive::get_file_and_offset): Likewise.
922 (Archive::read_all_symbols): Likewise.
923 (Archive::read_symbols): Likewise.
924 (Archive::get_elf_object_for_member): Remove input_objects
925 parameter. Add punconfigured parameter. Change all callers.
926 (Archive::add_symbols): Change return type to bool. Check return
927 value of include_member.
928 (Archive::include_all_members): Likewise.
929 (Archive::include_member): Change return type to bool. Return
930 false if first included object has incompatible target. Set
931 included_member_ field.
932 (Add_archive_symbols::run): If add_symbols returns false, requeue
934 * archive.h (class Archive): Add included_member_ field.
935 Initialize it in constructor. Add input_file and searched_for
936 methods. Update declarations.
937 (class Add_archive_symbols): Add dirpath_, dirindex_, and
938 input_argument_ fields. Add them to constructor. Change all
940 * script.cc: Include "target-select.h".
941 (class Parser_closure): Add skip_on_incompatible_target_ and
942 found_incompatible_target_ fields. Add
943 skip_on_incompatible_target parameter to constructor. Change all
944 callers. Add methods skip_on_incompatible_target,
945 clear_skip_on_incompatible_target, found_incompatible_target, and
946 set_found_incompatible_target.
947 (read_input_script): Add dirindex parameter. Change all callers.
948 If parser finds an incompatible target, requeue Read_symbols
950 (script_set_symbol): Clear skip_on_incompatible_target in
952 (script_add_assertion, script_parse_option): Likewise.
953 (script_start_sections, script_add_phdr): Likewise.
954 (script_check_output_format): New function.
955 * script.h (read_input_script): Update declaration.
956 * script-c.h (script_check_output_format): Declare.
957 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
958 (ignore_cmd): Remove OUTPUT_FORMAT.
959 * fileread.cc (Input_file::Input_file): Add explicit this.
960 (Input_file::will_search_for): New function.
961 (Input_file::open): Add pindex parameter. Change all callers.
962 * fileread.h (class Input_file): Add input_file_argument method.
963 Declare will_search_for. Update declarations.
964 * object.cc (make_elf_object): Add punconfigured parameter.
966 * object.h (class Object): Make input_file public. Add
968 (make_elf_object): Update declaration.
969 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
971 * dirsearch.h (class Dirsearch): Update declaration.
972 * options.h (class General_options): Add --warn-search-mismatch.
973 * parameters.cc (Parameters::is_compatible_target): New function.
974 * parameters.h (class Parameters): Declare is_compatible_target.
975 * workqueue.cc (Workqueue::add_blocker): New function.
976 * workqueue.h (class Workqueue): Declare add_blocker.
978 * fileread.cc (Input_file::open): Remove options parameter.
980 (Input_file::open_binary): Likewise.
981 * script.cc (read_input_script): Likewise.
982 * readsyms.h (class Read_symbols): Remove options_ field. Remove
983 options parameter from constructor. Change all callers.
984 (class Read_script): Likewise.
985 * fileread.h (class Input_file): Update declarations.
986 * script.h (read_input_script): Update declaration.
988 2009-03-10 Nick Clifton <nickc@redhat.com>
990 * po/es.po: New Spanish translation.
992 2009-03-06 Cary Coutant <ccoutant@google.com>
994 * options.cc (parse_short_option): Keep dash_z from registering itself.
996 2009-03-03 Ian Lance Taylor <iant@google.com>
999 * target-reloc.h (relocate_section): Pass output_section to
1001 * i386.cc (Target_i386::should_apply_static_reloc): Add
1002 output_section parameter. Change all callers.
1003 (Target_i386::Relocate::relocate): Add output_section parameter.
1004 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1005 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1006 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1007 * testsuite/two_file_shared.sh: New script.
1008 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1009 (check_DATA): Add two_file_shared.dbg.
1010 (two_file_shared.dbg): New target.
1011 * testsuite/Makefile.in: Rebuild.
1013 2009-03-01 Ian Lance Taylor <iant@google.com>
1015 * configure.ac: Check for byteswap.h.
1016 * configure: Rebuild.
1017 * config.in: Rebuild.
1019 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1021 * layout.cc (Layout::find_or_add_kept_section): New function.
1022 (Layout::add_comdat): Removed.
1023 * layout.h (struct Kept_section): Move out of class Layout.
1024 Remove trailing underscores from field names. Add group_sections
1025 field. Rename group_ field to is_group. Change all uses.
1026 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1027 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1028 comdat_groups_ field.
1029 (Sized_relobj::include_section_group): Use
1030 find_or_add_kept_section and Kept_section::group_sections.
1031 (Sized_relobj::include_linkonce_section): Likewise.
1032 * object.cc (class Sized_relobj): Don't define Comdat_group or
1033 Comdat_group_table. Remove find_comdat_group and
1034 add_comdat_group. Remove comdat_groups_ field.
1035 * plugin.cc (include_comdat_group): Use
1036 Layout::find_or_add_kept_section.
1038 2009-02-28 Ian Lance Taylor <iant@google.com>
1040 * README: --gc-sections and map files are now supported. Document
1041 some build requirements.
1044 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1045 relocatable link set the value of the section symbol to zero.
1046 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1047 relocatable link don't include the section address in the local
1050 2009-02-27 Ian Lance Taylor <iant@google.com>
1053 * options.h (class Search_directory): Add is_system_directory.
1054 (class General_options): Declare is_in_system_directory.
1055 * options.cc (get_relative_sysroot): Make static.
1056 (get_default_sysroot): Make static.
1057 (General_optoins::is_in_system_directory): New function.
1058 * fileread.cc (Input_file::is_in_system_directory): New function.
1059 * fileread.h (class Input_file): Declare is_in_system_directory.
1060 * object.h (class Object): Add is_in_system_directory.
1061 (class Input_objects): Remove system_library_directory_ field.
1062 * object.cc (Input_objects::add_object): Don't set
1063 system_library_directory_.
1064 (input_objects::found_in_system_library_directory): Remove.
1065 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1066 parameter. Change all callers.
1067 (Symbol_table::sized_write_globals): Likewise.
1068 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1069 Call Object::is_in_system_directory.
1070 * symtab.h (class Symbol_table): Update declarations.
1073 * descriptors.h (Open_descriptor): Add is_on_stack field.
1074 * descriptors.cc (Descriptors::open): If the descriptor is on the
1075 top of the stack, remove it. Initialize is_on_stack field.
1076 (Descriptors::release): Only add pod to stack if it is not on the
1078 (Descriptors::close_some_descriptor): Clear stack_next and
1082 * output.cc (Output_section::find_starting_output_address): Rename
1083 from starting_output_address; add PADDR parameter; change return
1085 * output.h (class Output_section): Declare
1086 find_starting_output_address instead of starting_output_address.
1087 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1088 section symbol for which we can't find a merge section.
1091 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1092 hidden or internal, force the symbol to be local.
1093 * resolve.cc (Symbol::override_visibility): Define.
1094 (Symbol::override_base): Use override_visibility.
1095 (Symbol_table::resolve): Likewise.
1096 (Symbol::override_base_with_special): Likewise.
1097 (Symbol_table::override_with_special): If the visibility is hidden
1098 or internal, force the symbol to be local.
1099 * symtab.h (class Symbol): Add set_visibility and
1100 override_visibility.
1101 * testsuite/ver_test_1.sh: New file.
1102 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1103 (check_DATA): Add ver_test_1.syms.
1104 (ver_test_1.syms): New target.
1105 * testsuite/Makefile.in: Rebuild.
1107 2009-02-25 Cary Coutant <ccoutant@google.com>
1109 * layout.cc (Layout::choose_output_section): Don't rename sections
1110 when using a linker script that has a SECTIONS clause.
1111 * Makefile.in: Regenerate.
1113 * testsuite/Makefile.am (script_test_5.sh): New test case.
1114 * testsuite/Makefile.in: Regenerate.
1115 * testsuite/script_test_5.cc: New file.
1116 * testsuite/script_test_5.sh: New file.
1117 * testsuite/script_test_5.t: New file.
1119 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1121 * archive.cc (Archive::include_member): Update calls to add_symbols.
1122 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1123 the Layout argument.
1124 * dynobj.h (do_add_symbols): Add the Layout argument.
1125 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1127 * object.h (Object::add_symbols): Add the Layout argument.
1128 (Object::do_add_symbols): Add the Layout argument.
1129 (Sized_relobj::do_add_symbols): Add the Layout argument.
1130 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1131 Unify the two versions.
1132 (Add_plugin_symbols): Remove.
1133 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1134 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1135 (Add_plugin_symbols): Remove.
1136 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1137 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1138 (Add_symbols::run): Make it work with Pulginobj.
1140 2009-02-06 Ian Lance Taylor <iant@google.com>
1142 * object.cc (Sized_relobj::do_layout): Make info message start
1143 with lower case letter.
1145 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1147 * binary.cc: Fix file comment.
1149 * options.h (enum Incremental_disposition): Define.
1150 (class General_options): Add new options: --incremental,
1151 --incremental_changed, --incremental_unchanged,
1152 --incremental_unknown. Add incremental_disposition_ and
1153 implicit_incremental_ fields.
1154 (General_options::incremental_disposition): New function.
1155 (class Position_dependent_options): Add incremental_disposition
1157 (Position_dependent_options::copy_from_options): Set incremental
1159 * options.cc (General_options::parse_incremental_changed): New
1161 (General_options::parse_incremental_unchanged): New function.
1162 (General_options::parse_incremental_unknown): New function.
1163 (General_options::General_options): Initialize new fields
1164 incremental_disposition_ and implicit_incremental_.
1165 (General_options::finalize): Check for uasge of --incremental-*
1166 without --incremental.
1168 2009-02-06 Chris Demetriou <cgd@google.com>
1170 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1171 pointer and to report location as the file name associated with
1173 (gold_undefined_symbol_at_location): New function to replace the
1174 old gold_undefined_symbol functionality.
1175 * target-reloc.h (relocate_section): Update to use
1176 gold_undefined_symbol_at_location.
1177 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1178 Call gold_undefined_symbol function rather than gold_error.
1179 * errors.h (Errors::undefined_symbol): Take location as a
1180 string, rather than calculating it from a relocation.
1181 * errors.cc (Errors::fatal): Print "fatal error:" before the
1183 (Errors::error, Errors::error_at_location): Print "error: "
1184 before the formatted message.
1185 (Errors::undefined_symbol): Take location as a string, rather
1186 than calculating it from a relocation.
1187 (gold_undefined_symbol_at_location): New function akin to
1188 old gold_undefined_symbol, calculates location from relocation.
1189 (gold_undefined_symbol): Change to take only a Symbol pointer
1190 and to report location as the file name associated with the symbol.
1191 * testsuite/debug_msg.sh: Update for changed error messages.
1192 * testsuite/undef_symbol.sh: Likewise.
1194 2009-02-04 Duncan Sands <baldrick@free.fr>
1197 * reduced_debug_output.h
1198 (Output_reduced_debug_abbrev_section::failed): Use format for
1200 (Output_reduced_debug_info_section::faild): Likewise.
1202 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1204 * script.cc (Lazy_demangler): New class.
1205 (Version_script_info::get_symbol_version_helper): Demangle a
1208 2009-01-29 Cary Coutant <ccoutant@google.com>
1210 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1212 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1214 2009-01-28 Ian Lance Taylor <iant@google.com>
1216 * version.cc (version_string): Bump to 1.9.
1218 * gold.h: Include <cstring> and <stdint.h>.
1219 * version.cc: Include <cstdio>.
1220 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1222 * reduced_debug_output.cc (insert_into_vector): Rename from
1223 Insert_into_vector; change all callers. Use Swap_unaligned to
1224 avoid aliasing issue; remove union since it is unnecessary.
1226 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1228 * Makefile.am (CCFILES): Add gc.cc.
1230 * Makefile.in: Regenerate.
1231 * gold.cc (Gc_runner): New class.
1232 (queue_initial_tasks): Call garbage collection related tasks
1233 when corresponding options are invoked.
1234 (queue_middle_gc_tasks): New function.
1235 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1236 processed early before laying out sections during garbage collection.
1237 * gold.h (queue_middle_gc_tasks): New function.
1238 (is_prefix_of): Move from "layout.cc".
1239 * i386.cc (Target_i386::gc_process_relocs): New function.
1240 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1241 * main.cc (main): Create object of class "Garbage_collection".
1242 * object.cc (Relobj::copy_symbols_data): New function.
1243 (Relobj::is_section_name_included): New function.
1244 (Sized_relobj::do_layout): Allow this function to be called twice
1245 during garbage collection and defer layout of section during the
1247 * object.h (Relobj::get_symbols_data): New function.
1248 (Relobj::is_section_name_included): New function.
1249 (Relobj::copy_symbols_data): New function.
1250 (Relobj::set_symbols_data): New function.
1251 (Relobj::get_relocs_data): New function.
1252 (Relobj::set_relocs_data): New function.
1253 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1254 (Relobj::gc_process_relocs): New function.
1255 (Relobj::do_gc_process_relocs): New pure virtual function.
1256 (Relobj::sd_): New data member.
1257 (Sized_relobj::is_output_section_offset_invalid): New function.
1258 (Sized_relobj::do_gc_process_relocs): New function.
1259 * options.h (General_options::gc_sections): Modify to not be a no-op.
1260 (General_options::print_gc_sections): New option.
1261 * plugin.cc (Plugin_finish::run): Remove function call to
1262 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1263 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1264 * reloc.cc (Read_relocs::run): Add task to process relocs and
1265 determine unreferenced sections when doing garbage collection.
1266 (Gc_process_relocs): New class.
1267 (Sized_relobj::do_gc_process_relocs): New function.
1268 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1269 sections that are garbage collected.
1270 * reloc.h (Gc_process_relocs): New class.
1271 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1272 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1273 symbols whose corresponding sections are garbage collected.
1274 (Symbol_table::Symbol_table): Add new parameter for the garbage
1276 (Symbol_table::gc_mark_undef_symbols): New function.
1277 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1278 (Symbol_table::gc_mark_dyn_syms): New function.
1279 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1281 (Symbol_table::add_from_object): Likewise.
1282 (Symbol_table::add_from_relobj): When building shared objects, do not
1283 treat externally visible symbols as garbage.
1284 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1285 table information for static and relocatable links.
1286 * symtab.h (Symbol_table::set_gc): New function.
1287 (Symbol_table::gc): New function.
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::gc_): New data member.
1292 * target.h (Sized_target::gc_process_relocs): New pure virtual
1294 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1295 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1297 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1299 * options.h (General_options::gc_sections): Define as a no-op for now.
1300 (General_options::no_keep_memory): Ditto.
1301 (General_options::Bshareable): Define.
1302 * options.cc (General_options::finalize): Honor -Bshareable.
1304 2009-01-20 Andreas Schwab <schwab@suse.de>
1306 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1307 read the value in the contents, since we don't use it. Use the
1308 template endianness when writing.
1309 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1311 2009-01-19 Andreas Schwab <schwab@suse.de>
1313 * configure.tgt (powerpc64-*): Fix targ_obj.
1315 2009-01-15 Ian Lance Taylor <iant@google.com>
1317 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1318 local symbols when stripping all symbols.
1320 2009-01-14 Cary Coutant <ccoutant@google.com>
1322 * output.cc (Output_reloc): Add explicit instantiations.
1324 2009-01-14 Cary Coutant <ccoutant@google.com>
1326 * archive.cc (Archive::get_elf_object_for_member): Remove call
1327 to File_read::claim_for_plugin.
1328 * descriptors.cc (Descriptors::open): Remove reference to
1330 (Descriptors::claim_for_plugin): Remove.
1331 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1332 (Descriptors::is_claimed): Remove.
1333 (claim_descriptor_for_plugin): Remove.
1334 * fileread.cc (File_read::claim_for_plugin): Remove.
1335 * fileread.h (File_read::claim_for_plugin): Remove.
1336 (File_read::descriptor): Reopen descriptor if necessary.
1337 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1338 (Plugin_manager::all_symbols_read): Add task parameter. Change
1340 (Plugin_manager::get_input_file): New function.
1341 (Plugin_manager::release_input_file): New function.
1342 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1343 corresponding data member.
1344 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1345 and pass to base constructor. Change all callers.
1346 (get_input_file, release_input_file): New functions.
1347 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1348 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1349 (Plugin_manager::all_symbols_read): Add task parameter.
1350 (Plugin_manager::get_input_file): New function.
1351 (Plugin_manager::release_input_file): New function.
1352 (Plugin_manager::task_): New data member.
1353 (Pluginobj::Pluginobj): Add filesize parameter.
1354 (Pluginobj::filename): New function.
1355 (Pluginobj::descriptor): New function.
1356 (Pluginobj::filesize): New function.
1357 (Pluginobj::filesize_): New data member.
1358 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1359 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1360 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1362 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1363 with archive libraries.
1364 * testsuite/Makefile.in: Regenerate.
1365 * testsuite/plugin_test.c (struct sym_info): New type.
1366 (get_input_file, release_input_file): New static variables.
1367 (onload): Capture new transfer vector entries.
1368 (claim_file_hook): Stop reading at end of file according to filesize.
1369 Factor out parsing of readelf output into separate function.
1370 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1371 APIs and get the source file name from the symbol table. Convert
1372 source file name to corresponding object file name. Print info
1373 message when adding new input files.
1374 (parse_readelf_line): New function.
1375 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1376 * testsuite/plugin_test_2.sh: Likewise.
1377 * testsuite/plugin_test_3.sh: Likewise.
1378 * testsuite/plugin_test_4.sh: New test case.
1380 2009-01-07 Ian Lance Taylor <iant@google.com>
1382 * version.cc (version_string): Bump to 1.8.
1384 2008-12-23 Cary Coutant <ccoutant@google.com>
1386 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1387 * plugin.cc (Plugin_manager::finish): Rename as
1388 layout_deferred_objects. Move cleanup to separate function.
1389 (Plugin_manager::cleanup): New function.
1390 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1392 * plugin.h (Plugin_manager::finish): Rename as
1393 layout_deferred_objects.
1394 (Plugin_manager::cleanup): New function.
1395 (Plugin_manager::cleanup_done): New field.
1397 2008-12-23 Cary Coutant <ccoutant@google.com>
1399 * plugin.cc (is_visible_from_outside): New function.
1400 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1401 so we don't return "IR only" status for exported symbols or -r links.
1403 * testsuite/Makefile.am (plugin_test_3): New test case.
1404 * testsuite/Makefile.in: Regenerate.
1405 * testsuite/plugin_test_3.sh: New file.
1407 2008-12-22 Cary Coutant <ccoutant@google.com>
1409 * object.cc (Sized_relobj::layout_section): New function.
1410 (Sized_relobj::do_layout): Defer layout of input sections until after
1411 plugin has provided replacement files.
1412 (Sized_relobj::do_layout_deferred_sections): New function.
1413 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1414 (Relobj::layout_deferred_sections): New function.
1415 (Relobj::do_layout_deferred_sections): New function.
1416 (Sized_relobj::do_layout_deferred_sections): New function.
1417 (Sized_relobj::layout_section): New function.
1418 (Sized_relobj::Deferred_layout): New structure.
1419 (Sized_relobj::deferred_layout_): New field.
1420 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1421 Change all callers. Layout deferred sections.
1422 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1424 (Plugin_hook::run): Move code from do_plugin_hook inline.
1425 (Plugin_hook::do_plugin_hook): Remove.
1426 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1427 (Plugin_manager::finish): Renamed, was cleanup.
1428 (Plugin_manager::should_defer_layout): New function.
1429 (Plugin_manager::add_deferred_layout_object): New function.
1430 (Plugin_manager::Deferred_layout_list): New type.
1431 (Plugin_manager::deferred_layout_objects_): New field.
1432 (Plugin_hook::do_plugin_hook): Remove.
1434 2008-12-17 Ian Lance Taylor <iant@google.com>
1436 * options.h (class General_options): Add --no case for
1439 2008-12-16 Cary Coutant <ccoutant@google.com>
1441 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1443 (Plugin_manager::claim_file): Create plugin object even if
1444 plugin did not call the add_symbols callback.
1445 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1446 asking for more symbols than were added.
1447 * testsuite/Makefile.am (plugin_test_1): Add test case with
1449 (empty.syms): New target.
1450 * testsuite/Makefile.in: Regenerate.
1451 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1452 message. Don't call add_symbols if no globals.
1453 (all_symbols_read_hook): Don't provide replacement for empty
1456 2008-12-12 Ian Lance Taylor <iant@google.com>
1458 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1459 r_type == 0 for a local symbol with r_sym == 0.
1460 (scan_relocatable_relocs): Pass r_sym to
1461 local_non_section_strategy.
1462 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1465 * configure.ac: Update test for TLS descriptors: they are
1466 supported as of glibc 2.9.
1467 * configure: Rebuild.
1469 2008-12-11 Ian Lance Taylor <iant@google.com>
1472 * target-reloc.h (Default_scan_relocatable_relocs): For each
1473 function, map r_type == 0 to RELOC_DISCARD.
1475 2008-12-10 Cary Coutant <ccoutant@google.com>
1477 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1478 object to override a kept COMDAT group from a plugin object.
1480 2008-12-09 Ian Lance Taylor <iant@google.com>
1483 * yyscript.y (file_cmd): Handle INPUT.
1485 * testsuite/initpri1.c: Change all declarations to be full
1486 prototypes by adding void, to avoid compiler warnings.
1488 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1490 * options.cc (General_options::parse_plugin_opt): New.
1491 (General_options::add_plugin): The argument now is just the filename.
1492 (General_options::add_plugin_option): New.
1493 * options.h (plugin_opt): New.
1494 (add_plugin): Change argument name.
1495 (add_plugin_option): New.
1496 * plugin.cc (Plugin::load): Don't parse the plugin option.
1497 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1498 (Plugin::add_option): New.
1499 (Plugin::args_): Change type.
1500 (Plugin::filename_): New.
1501 (Plugin_manager::add_plugin_option): New.
1502 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1503 * testsuite/Makefile.in: Regenerate.
1505 2008-12-05 Cary Coutant <ccoutant@google.com>
1507 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1508 Handle --strip-lto-sections option.
1509 * options.h (strip_lto_sections): New option.
1511 2008-12-01 Cary Coutant <ccoutant@google.com>
1513 * plugin.cc (ld_plugin_message): Change format parameter to const.
1514 Fix mismatch between new[] and delete.
1516 2008-11-14 Cary Coutant <ccoutant@google.com>
1518 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1521 2008-11-05 Craig Silverstein <csilvers@google.com>
1523 * options.cc (General_options::parse_dynamic_list): New function.
1524 * options.h (General_options): New flags dynamic_list,
1525 dynamic_list_data, dynamic_list_cpp_new, and
1526 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1527 (General_options::in_dynamic_list): New function.
1528 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1529 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1530 (Lex::can_continue_name): Likewise.
1532 (read_script_file): New parameter script_options.
1533 (read_dynamic_list): New function.
1534 (Script_options::define_dynamic_list): New function.
1535 (dynamic_list_keyword_parsecodes): New variable.
1536 (dynamic_list_keywords): New variable.
1537 * script.h (Script_options::define_dynamic_list): New function
1539 (read_dynamic_list): New function prototype.
1540 * symtab.cc (strprefix): New macro.
1541 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1542 dynamic_list_data, dynamic_list_cpp_new, and
1543 dynamic_list_cpp_typeinfo.
1544 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1545 (dynamic_list_expr): New rule.
1546 (dynamic_list_nodes): Likewise.
1547 (dynamic_list_node): Likewise.
1548 * testsuite/Makefile.am (dynamic_list): New test.
1549 * testsuite/Makefile.in: Regenerated.
1550 * testsuite/dynamic_list.t: New file.
1551 * testsuite/dynamic_list.sh: New file.
1553 2008-11-05 Craig Silverstein <csilvers@google.com>
1555 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1556 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1557 (t11_last): Likewise.
1558 * testsuite/ver_test_6.c (main): Likewise.
1560 2008-10-07 Cary Coutant <ccoutant@google.com>
1562 * options.c (General_options::finalize): Add check for -static and
1564 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1567 2008-10-02 Cary Coutant <ccoutant@google.com>
1569 * plugin.cc (make_sized_plugin_object): Fix conditional
1570 compilation to work when not all targets are enabled.
1572 2008-09-29 Cary Coutant <ccoutant@google.com>
1574 * archive.cc (Archive::get_file_and_offset): Use filename instead
1575 of name to get library path.
1576 (Archive::include_member): Unlock external member of a thin archive.
1578 * testsuite/Makefile.am (TEST_AR): New variable.
1579 (thin_archive_test_1): New test.
1580 (thin_archive_test_2): New test.
1581 * testsuite/Makefile.in: Regenerate.
1582 * testsuite/thin_archive_main.cc: New file.
1583 * testsuite/thin_archive_test_1.cc: New file.
1584 * testsuite/thin_archive_test_2.cc: New file.
1585 * testsuite/thin_archive_test_3.cc: New file.
1586 * testsuite/thin_archive_test_4.cc: New file.
1588 2008-09-29 Cary Coutant <ccoutant@google.com>
1590 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1591 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1593 (Sized_relobj::do_finalize_local_symbols): Likewise.
1594 (Sized_relobj::map_to_kept_section): Likewise.
1595 * object.h (Sized_relobj::invalid_address): New constant.
1596 (Sized_relobj::do_output_section_offset): Check for invalid_address
1598 * output.cc (Output_reloc::local_section_offset): Use constant
1599 invalid_address instead of -1U.
1600 (Output_reloc::get_address): Likewise.
1601 (Output_section::output_address): Change -1U to -1ULL.
1602 * output.h (Output_reloc::invalid_address): New constant.
1603 * reloc.cc (Sized_relobj::write_sections): Use constant
1604 invalid_address instead of -1U.
1605 (Sized_relobj::relocate_sections): Likewise.
1606 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1607 values for merge sections.
1608 * target-reloc.h (relocate_for_relocatable): Use constant
1609 invalid_address instead of -1U.
1611 2008-09-19 Cary Coutant <ccoutant@google.com>
1613 Add plugin functionality for link-time optimization (LTO).
1614 * configure.ac (plugins): Add --enable-plugins option.
1615 * configure: Regenerate.
1616 * config.in: Regenerate.
1617 * Makefile.am (LIBDL): New variable.
1618 (CCFILES): Add plugin.cc.
1619 (HFILES): Add plugin.h.
1620 (ldadd_var): Add LIBDL.
1621 * Makefile.in: Regenerate.
1623 * archive.cc: Include "plugin.h".
1624 (Archive::setup): Don't preread archive symbols when using a plugin.
1625 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1626 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1628 (Archive::include_member): Add symbols from plugin objects.
1629 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1630 * descriptors.cc (Descriptors::open): Check for file descriptors
1631 abandoned by plugins.
1632 (Descriptors::claim_for_plugin): New function.
1633 * descriptors.h (Descriptors::claim_for_plugin): New function.
1634 (Open_descriptor::is_claimed): New field.
1635 (claim_descriptor_for_plugin): New function.
1636 * fileread.cc (File_read::claim_for_plugin): New function.
1637 * fileread.h (File_read::claim_for_plugin): New function.
1638 (File_read::descriptor): New function.
1639 * gold.cc: Include "plugin.h".
1640 (queue_initial_tasks): Add task to call plugin hooks for generating
1642 * main.cc: Include "plugin.h".
1643 (main): Load plugin libraries.
1644 * object.h (Pluginobj): Declare.
1645 (Object::pluginobj): New function.
1646 (Object::do_pluginobj): New function.
1647 (Object::set_target): New function.
1648 * options.cc: Include "plugin.h".
1649 (General_options::parse_plugin): New function.
1650 (General_options::General_options): Initialize plugins_ field.
1651 (General_options::add_plugin): New function.
1652 * options.h (Plugin_manager): Declare.
1653 (General_options): Add --plugin option.
1654 (General_options::has_plugins): New function.
1655 (General_options::plugins): New function.
1656 (General_options::add_plugin): New function.
1657 (General_options::plugins_): New field.
1658 * plugin.cc: New file.
1659 * plugin.h: New file.
1660 * readsyms.cc: Include "plugin.h".
1661 (Read_symbols::do_read_symbols): Check for archive before checking
1662 for ELF file. Call plugin hooks to claim files.
1663 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1664 from a real object file; force override when processing replacement
1666 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1667 (Symbol::init_base_object): Likewise.
1668 (Symbol::init_base_output_data): Likewise.
1669 (Symbol::init_base_output_segment): Likewise.
1670 (Symbol::init_base_constant): Likewise.
1671 (Symbol::init_base_undefined): Likewise.
1672 (Symbol::output_section): Assert that object is not a plugin.
1673 (Symbol_table::add_from_pluginobj): New function.
1674 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1676 (Symbol_table::sized_write_globals): Likewise.
1677 (Symbol_table::add_from_pluginobj): Instantiate template.
1678 * symtab.h (Sized_pluginobj): Declare.
1679 (Symbol::in_real_elf): New function.
1680 (Symbol::set_in_real_elf): New function.
1681 (Symbol::in_real_elf_): New field.
1682 (Symbol_table::add_from_pluginobj): New function.
1684 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1685 (LIBDL): New variable.
1687 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1688 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1689 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1690 (MOSTLYCLEANFILES): Likewise.
1691 * testsuite/Makefile.in: Regenerate.
1692 * testsuite/plugin_test.c: New file.
1693 * testsuite/plugin_test_1.sh: New file.
1694 * testsuite/plugin_test_2.sh: New file.
1696 2008-09-16 Ian Lance Taylor <iant@google.com>
1698 * target-reloc.h (relocate_section): Check whether a symbol is
1699 defined by the ABI before reporting an undefined symbol error.
1700 * target.h (Target::is_defined_by_abi): Make parameter const.
1701 (Target::do_is_defined_by_abi): Likewise.
1702 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1703 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1704 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1705 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1706 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1707 * testsuite/Makefile.in: Rebuild.
1709 * fileread.cc (make_view): Add casts to avoid warning.
1711 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1713 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1714 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1716 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1718 * options.h (General_options::output_is_executable): New.
1719 (General_options::output_is_pie): New.
1720 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1721 for shared libraries.
1722 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1724 2008-09-11 Chris Demetriou <cgd@google.com>
1726 * options.h (origin): New -z option.
1727 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1728 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1731 2008-09-05 Cary Coutant <ccoutant@google.com>
1733 * fileread.cc (File_read::make_view): Add check for attempt to map
1736 2008-09-05 Cary Coutant <ccoutant@google.com>
1738 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1739 explicit instantiations.
1741 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1744 * options.cc (General_options::finalize): Allow undefined symbols
1745 in shlibs if linking -shared.
1748 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1749 symbols as not needing a dynsym entry.
1751 2008-08-20 Craig Silverstein <csilvers@google.com>
1753 * fileread.cc (File_read::open): Do not lock the file unless it
1754 was successfully opened.
1756 2008-08-14 Cary Coutant <ccoutant@google.com>
1758 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1759 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1760 * testsuite/tls_test.cc (struct int128): 128-bit struct
1761 for testing TLS relocs with non-zero addend.
1762 (v12): New TLS variable.
1764 (t_last): Add check for v12.
1765 * testsuite/tls_test.h (t12): New function.
1766 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1768 2008-08-13 Ian Lance Taylor <iant@google.com>
1770 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1771 set tls_segment_ or relro_segment_.
1772 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1774 * output.h (Output_section::clear_is_relro): New function.
1775 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1776 sections specially even when output_data_ is empty.
1777 (Output_segment::maximum_alignment): When first section is relro,
1778 only force alignment for PT_LOAD segments.
1779 * script.cc (script_data_segment_align): New function.
1780 (script_data_segment_relro_end): New function.
1781 * script-c.h (script_data_segment_align): Declare.
1782 (script_data_segment_relro_end): Declare.
1783 * script-sections.h (class Script_sections): Declare
1784 data_segment_align and data_segment_relro_end. Add fields
1785 segment_align_index_ and saw_relro_end_.
1786 * script-sections.cc (class Sections_element): Add set_is_relro
1787 virtual function. Add new bool* parameter to place_orphan_here.
1788 Add get_output_section virtual function.
1789 (class Output_section_definition): Add set_is_relro. Add new
1790 bool* parameter to place_orphan_here. Add get_output_section.
1791 Add is_relro_ field.
1792 (Output_section_definition::Output_section_definition): Initialize
1793 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1794 and is_relro_ fields.
1795 (Output_section_definition::place_orphan_here): Add is_relro
1797 (Output_section_definition::set_section_addresses): Set relro for
1799 (Output_section_definition::alternate_constraint): Likewise.
1800 (class Orphan_output_section): Add new bool* parameter to
1801 place_orphan_here. Add get_output_section.
1802 (Orphan_output_section::place_orphan_here): Add is_relro
1804 (Script_sections::Script_sections): Initialize
1805 data_segment_align_index_ and saw_relro_end_.
1806 (Script_sections::data_segment_align): New function.
1807 (Script_sections::data_segment_relro_end): New function.
1808 (Script_sections::place_orphan): Set or clear is_relro.
1809 (Script_sections::set_section_addresses): Force alignment of first
1811 * yyscript.y (exp): Call script_data_segment_align and
1812 script_data_segment_relro_end.
1813 * testsuite/relro_script_test.t: New file.
1814 * testsuite/relro_test.cc (using_script): Declare.
1815 (t1, t2): Test using_script.
1816 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1817 (relro_script_test_SOURCES): Define.
1818 (relro_script_test_DEPENDENCIES): Define.
1819 (relro_script_test_LDFLAGS): Define.
1820 (relro_script_test_LDADD): Define.
1821 (relro_script_test.so): New target.
1822 * testsuite/Makefile.in: Rebuild.
1824 2008-08-06 Cary Coutant <ccoutant@google.com>
1826 * archive.cc (Archive::total_archives, Archive::total_members)
1827 (Archive::total_members_loaded): New variables.
1828 (Archive::setup): Add parameter. Add option to preread
1830 (Archive::read_armap): Add counter.
1831 (Archive::get_file_and_offset): New function.
1832 (Archive::get_elf_object_for_member): New function.
1833 (Archive::read_all_symbols): New function.
1834 (Archive::read_symbols): New function.
1835 (Archive::add_symbols): Add counters.
1836 (Archive::include_all_members): Use armap to find members if it's
1838 (Archive::include_member): Skip reading symbols if already read.
1839 Factored code into Archive::get_file_and_offset and
1840 Archive::get_elf_object_for_member. Changed call to
1841 Mapfile::report_include_archive_member.
1842 (Archive::print_stats): New function.
1843 * archive.h: Declare Object and Read_symbols_data classes.
1844 (Archive::Archive): Add initializers for new members.
1845 (Archive::setup): Add parameter.
1846 (Archive::print_stats): New function.
1847 (Archive::total_archives, Archive::total_members)
1848 (Archive::total_members_loaded): New variables.
1849 (Archive::get_file_and_offset): New function.
1850 (Archive::get_elf_object_for_member): New function.
1851 (Archive::read_all_symbols): New function.
1852 (Archive::read_symbols): New function.
1853 (Archive::Archive_member): New class.
1854 (Archive::members_): New member.
1855 (Archive::num_members_): New member.
1856 * main.cc: Include archive.h.
1857 (main): Call Archive::print_stats.
1858 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1859 archive parameter; member_name is now the fully-decorated name.
1860 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1861 * options.h: (General_options): Add --preread-archive-symbols option.
1862 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1865 2008-08-04 Ian Lance Taylor <iant@google.com>
1867 * symtab.h (Symbol::use_plt_offset): New function.
1868 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1869 * powerpc.cc (Relocate::relocate): Likewise.
1870 * sparc.cc (Relocate::relocate): Likewise.
1871 * x86_64.cc (Relocate::relocate): Likewise.
1872 * testsuite/weak_plt.sh: New test.
1873 * testsuite/weak_plt_main.cc: New test.
1874 * testsuite/weak_plt_shared.cc: New test.
1875 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1876 (check_PROGRAMS): Add weak_plt.
1877 (check_DATA): Add weak_plt_shared.so.
1878 (weak_plt_main_pic.o, weak_plt): New targets.
1879 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1880 * testsuite/Makefile.in: Rebuild.
1882 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1884 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1885 * testsuite/Makefile.in: Rebuild.
1887 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1889 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1890 * Makefile.in: Regenerate.
1891 * po/POTFILES.in: Regenerate.
1893 2008-07-29 Ian Lance Taylor <iant@google.com>
1895 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1896 symbols before other symbols.
1897 * testsuite/script_test_2.cc (test_addr): Declare.
1898 (test_addr_alias): Declare.
1899 (main): Check that test_addr and test_addr_alias have the right
1901 * testsuite/script_test_2.t: Define test_addr_alias and
1904 2008-07-24 Ian Lance Taylor <iant@google.com>
1907 * descriptors.cc: New file.
1908 * descriptors.h: New file.
1909 * gold-threads.h (class Hold_optional_lock): New class.
1910 * fileread.cc: Include "descriptors.h".
1911 (File_read::~File_read): Release descriptor rather than closing
1913 (File_read::open) [file]: Call open_descriptor rather than open.
1914 Set is_descriptor_opened_.
1915 (File_read::open) [memory]: Assert that descriptor is not open.
1916 (File_read::reopen_descriptor): New function.
1917 (File_read::release): Release descriptor.
1918 (File_read::do_read): Make non-const. Reopen descriptor.
1919 (File_read::read): Make non-const.
1920 (File_read::make_view): Reopen descriptor.
1921 (File_read::do_readv): Likewise.
1922 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1923 Update declarations.
1924 * layout.cc: Include "descriptors.h".
1925 (Layout::create_build_id): Use open_descriptor rather than open.
1926 * output.cc: Include "descriptors.h".
1927 (Output_file::open): Use open_descriptor rather than open.
1928 * archive.cc (Archive::const_iterator): Change Archive to be
1930 (Archive::begin, Archive::end): Make non-const.
1931 (Archive::count_members): Likewise.
1932 * archive.h (class Archive): Update declarations.
1933 * object.h (Object::read): Make non-const.
1934 * Makefile.am (CCFILES): Add descriptors.cc.
1935 (HFILES): Add descriptors.h.
1936 * Makefile.in: Rebuild.
1939 * gold.h: Always include <clocale>. Add Solaris workarounds
1940 following code in binutils/sysdep.h.
1943 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1944 this->eh_frame_hdr_ is NULL before using it.
1946 * dynobj.cc (Versions::Versions): Update comment.
1948 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1949 the base version name.
1951 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1952 array size plus one.
1953 (Stringpool_template::set_string_offsets): Subtract one from key
1954 before using it as an array index.
1955 (Stringpool_template::get_offset_with_length): Likewise.
1956 (Stringpool_template::write_to_buffer): Likewise.
1957 * stringpool.h (Stringpool_template::get_offset_from_key):
1960 2008-07-23 Ian Lance Taylor <iant@google.com>
1963 * object.h (Merged_symbol_value::value): Do our best to handle a
1967 * script.cc (Version_script_info::get_versions): Don't add empty
1968 version tag to return value.
1969 (Version_script_info::get_symbol_version_helper): Change return
1970 type to bool. Add pversion parameter. Change all callers.
1971 (script_register_vers_node): Don't require a non-NULL tag.
1972 * script.h (class Version_script_info): Update declarations.
1973 (Version_script_info::get_symbol_version): Change return type to
1974 bool. Add version parameter. Change all callers.
1975 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1976 handling. Handle an empty version from a version script.
1977 (Symbol_table::define_special_symbol): Likewise.
1978 * testsuite/ver_test_10.script: New file.
1979 * testsuite/ver_test_10.sh: New file.
1980 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1981 (check_DATA): Add ver_test_10.syms.
1982 (ver_test_10.syms, ver_test_10.so): New target.
1983 * testsuite/Makefile.in: Rebuild.
1985 2008-07-23 Simon Baldwin <simonb@google.com>
1987 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1988 to zero for undefined symbols from dynamic libraries.
1990 2008-07-23 Ian Lance Taylor <iant@google.com>
1992 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1994 * symtab.h (class Symbol_table): Update declaration.
1995 * testsuite/ver_test_9.cc: New file.
1996 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1997 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1998 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1999 (ver_test_9.so, ver_test_9.o): New targets.
2000 * testsuite/Makefile.in: Rebuild.
2002 2008-07-22 Ian Lance Taylor <iant@google.com>
2004 * options.h (class General_options): Define --check-sections.
2005 * layout.cc (Layout::set_segment_offsets): Handle
2008 * options.h (class General_options): Define -n/--nmagic and
2010 * options.cc (General_options::finalize): For -n/--nmagic or
2011 -N/--omagic, set -static.
2012 * layout.cc (Layout::attach_allocated_section_to_segment): If
2013 -N/--omagic, don't put read-only and read-write sections in
2015 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2016 finding a read-only segment.
2017 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2018 don't set the minimum segment alignment to the common page size,
2019 and don't set the file offset to the address modulo the page size.
2020 * script-sections.cc (Script_sections::create_segments): If
2021 -n/--omagic, don't put read-only and read-write sections in
2024 * cref.cc: New file.
2026 * options.h (class General_options): Add --print-symbol-counts.
2027 * main.cc (main): Issue defined symbol report if requested.
2028 * archive.cc (Archive::interpret_header): Make into a const member
2030 (Archive::add_symbols): Call Input_objects::archive_start and
2032 (Archive::const_iterator): Define new class.
2033 (Archive::begin, Archive::end): New functions.
2034 (Archive::include_all_members): Rewrite to use iterator.
2035 (Archive::count_members): New function.
2036 * archive.h (class Archive): Update declarations.
2037 (Archive::filename): New function.
2038 * object.cc: Include "cref.h".
2039 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2040 (Sized_relobj::do_get_global_symbol_counts): New function.
2041 (Input_objects::add_object): Add object to cross-referencer.
2042 (Input_objects::archive_start): New function.
2043 (Input_objects::archive_stop): New function.
2044 (Input_objects::print_symbol_counts): New function.
2045 * object.h: Declare Cref and Archive.
2046 (Object::get_global_symbol_counts): New function.
2047 (Object::do_get_global_symbol_counts): New pure virtual function.
2048 (class Sized_relobj): Add defined_count_ field. Update
2050 (class Input_objects): Add cref_ field. Update constructor.
2051 Update declarations.
2052 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2054 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2056 (Sized_dynobj::do_get_global_symbol_counts): New function.
2057 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2058 defined_count_. Update declarations. Define Symbols typedef.
2059 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2060 parameter. Change all callers.
2061 (Symbol_table::add_from_dynobj): Add sympointers and defined
2062 parameters. Change all callers.
2063 * symtab.h (class Symbol_table): Update declarations.
2064 * Makefile.am (CCFILES): Add cref.cc.
2065 (HFILES): Add cref.h.
2066 * Makefile.in: Rebuild.
2068 2008-07-22 Simon Baldwin <simonb@google.com>
2070 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2071 to zero when writing undefined symbols.
2073 2008-07-22 Ian Lance Taylor <iant@google.com>
2075 * output.cc (Output_section::add_input_section): Don't try to
2076 merge empty merge sections.
2078 2008-07-21 Craig Silverstein <csilvers@google.com>
2080 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2081 Include symbol version in error message.
2083 2008-07-20 Chris Demetriou <cgd@google.com>
2085 * configure.ac (gold_cv_c_random_seed): New configured variable.
2086 (RANDOM_SEED_CFLAGS): New substituted variable.
2087 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2088 * configure: Rebuild.
2089 * Makefile.in: Likewise.
2090 * testsuite/Makefile.in: Likewise.
2092 2008-07-18 Ian Lance Taylor <iant@google.com>
2094 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2095 where we see NAME/NULL and NAME/VERSION as separate symbols.
2096 * testsuite/ver_test_main.cc (main): Call t4.
2097 (t4, t4_2a): Define.
2098 * testsuite/ver_test_2.cc (t4_2): Define.
2099 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2100 * testsuite/ver_test_4.cc (t4_2a): Define.
2101 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2102 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2104 2008-07-17 Ian Lance Taylor <iant@google.com>
2106 * dynobj.cc (Versions::add_def): If we give an error about a
2107 missing version, go ahead and create the version anyhow.
2109 2008-07-10 Ian Lance Taylor <iant@google.com>
2111 Handle output sections with more than 0x7fffffff bytes.
2112 * object.h (class Relobj): Change map_to_output_ to
2113 output_sections_, and just keep a section pointer. Change all
2114 uses. Move comdat group support to Sized_relobj.
2115 (Relobj::is_section_specially_mapped): Remove.
2116 (Relobj::output_section): Remove poff parameter. Change all
2118 (Relobj::output_section_offset): New function.
2119 (Relobj::set_section_offset): Rewrite.
2120 (Relobj::map_to_output): Remove.
2121 (Relobj::output_sections): New function.
2122 (Relobj::do_output_section_offset): New pure virtual function.
2123 (Relobj::do_set_section_offset): Likewise.
2124 (class Sized_relobj): Add section_offsets_ field. Add comdat
2125 group support from Relobj. Update declarations.
2126 (Sized_relobj::get_output_section_offset): New function.
2127 (Sized_relobj::do_output_section_offset): New function.
2128 (Sized_relobj::do_set_section_offset): New function.
2129 * object.cc (Relobj::output_section_address): Remove.
2130 (Sized_relobj::Sized_relobj): Initialize new fields.
2131 (Sized_relobj::include_section_group): Cast find_kept_object to
2133 (Sized_relobj::include_linkonce_section): Likewise.
2134 (Sized_relobj::do_layout): Use separate arrays for output section
2136 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2138 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2139 output_sections and section_offsets.
2140 (Sized_relobj::write_local_symbols): Likewise.
2141 (map_to_kept_section): Compute output address directly.
2142 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2143 output_sections and section_offsets.
2144 (Sized_relobj::write_sections): Likewise.
2145 (Sized_relobj::relocate_sections): Likewise.
2146 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2147 * output.h (class Output_reloc): Update declarations. Change
2148 u2_.relobj to Sized_relobj*.
2149 (class Output_data_reloc): Change add functions to use
2151 * output.cc (Output_reloc::Output_reloc): Change relobj to
2153 (Output_reloc::local_section_offset): Change return type to
2154 Elf_Addr. Use get_output_section_offset.
2155 (Output_reloc::get_address): Likewise.
2156 (Output_section::is_input_address_mapped): Don't call
2157 is_section_specially_mapped.
2158 (Output_section::output_offset): Likewise.
2159 (Output_section::output_address): Likewise.
2160 (Output_section::starting_output_address): Likewise.
2161 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2162 parameter to Sized_relobj*.
2163 (Copy_relocs::need_copy_reloc): Likewise.
2164 (Copy_relocs::save): Likewise.
2165 * copy-relocs.h (class Copy_relocs): Update declarations.
2166 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2167 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2168 * target-reloc.h (relocate_for_relocatable): Change
2169 offset_in_output_section type to Elf_Addr. Change code that uses
2171 * layout.cc (Layout::layout): Always set *off.
2172 * mapfile.cc (Mapfile::print_input_section): Use
2173 output_section_offset.
2174 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2176 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2177 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2178 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2180 2008-07-03 Ian Lance Taylor <iant@google.com>
2182 * layout.cc (Layout::include_section): Do not discard unrecognized
2183 SHT_STRTAB sections.
2185 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2187 * script.cc (Lex::can_continue_name): Make '?' allowable in
2188 version-script names.
2189 * testsuite/version_script.map: Change glob pattern to use '?'
2191 2008-06-30 Manish Singh <yosh@gimp.org>
2194 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2197 2008-06-30 Ian Lance Taylor <iant@google.com>
2201 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2202 versions]: Don't try to read the value in the contents, since we
2203 don't use it. Use the template endianness when writing.
2205 2008-06-25 Cary Coutant <ccoutant@google.com>
2207 * fileread.cc (File_read::make_view): Assert on zero-length view.
2208 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2209 symbol table when there are no symbols to read.
2211 2008-06-23 Craig Silverstein <csilvers@google.com>
2213 * version.cc (version_string): Bump to 1.7
2215 2008-06-18 Craig Silverstein <csilvers@google.com>
2217 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2218 constant 0xFFFF to type Valtype.
2219 (Powerpc_relocate_functions::rel16_ha): Likewise.
2221 2008-06-17 Ian Lance Taylor <iant@google.com>
2223 * output.h (Output_section::Input_section): Initialize p2align_ to
2224 zero for Output_section_data constructors.
2225 (Output_section::Input_section::addralign): If not an input
2226 section, return the alignment of the Output_section_data.
2227 * testsuite/copy_test.cc: New file.
2228 * testsuite/copy_test_1.cc: New file.
2229 * testsuite/copy_test_2.cc: New file.
2230 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2231 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2232 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2233 (copy_test_1_pic.o, copy_test_1.so): New targets.
2234 (copy_test_2_pic.o, copy_test_2.so): New targets.
2235 * testsuite/Makefile.in: Rebuild.
2237 * script-sections.cc (Script_sections::place_orphan): Initialize
2238 local variable exact.
2240 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2242 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2244 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2245 David S. Miller <davem@davemloft.net>
2247 * powerpc.cc: New file.
2248 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2249 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2250 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2251 * Makefile.in: Rebuild.
2253 2008-06-09 Ian Lance Taylor <iant@google.com>
2255 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2257 (throwing, orig_terminate): New static variables.
2258 (terminate_handler): New static function.
2259 (t2): Set terminate handler.
2261 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2264 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2267 2008-05-30 Cary Coutant <ccoutant@google.com>
2269 * archive.cc (Archive::include_all_members) Correct to step
2270 over symbol table and extended name table in thin archives.
2272 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2275 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2278 2008-05-28 Caleb Howe <cshowe@google.com>
2280 * reduced_debug_output.cc: New file.
2281 * reduced_debug_output.h: New file.
2282 * options.h (class General_options): Add --strip-debug-non-line.
2283 * options.cc (General_options::finalize): Add strip_debug_non_line
2284 to the strip heirarchy.
2285 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2287 * layout.cc: Include "reduced_debug_output.h".
2288 (Layout::Layout): Initialize new fields.
2289 (line_only_debug_sections): New static array.
2290 (is_lines_only_debug_sections): New static inline function.
2291 (Layout::include_section): Handle --strip-debug-non-line.
2292 (Layout::make_output_section): If --strip-debug-non-line, build
2293 new output sections for .debug_abbrev and .debug_info.
2294 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2295 gold. Warn about possible overflow.
2296 (read_signed_LEB_128): Likewise.
2297 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2298 (read_signed_LEB_128): Declare.
2299 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2300 (HFILES): Add reduced_debug_output.h.
2301 * Makefile.in: Rebuild.
2303 2008-05-21 Ian Lance Taylor <iant@google.com>
2305 * mapfile.cc: New file.
2306 * mapfile.h: New file.
2307 * options.h (class General_options): Add -M/--print-map and -Map.
2308 * options.cc (General_options::finalize): Make -M equivalent to
2310 * main.cc: Include <cstdio> and "mapfile.h".
2311 (main): Open mapfile if requested.
2312 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2313 constructor. Change caller.
2314 (queue_initial_tasks): Add mapfile parameter. Change caller.
2315 (queue_middle_tasks): Likewise.
2316 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2318 * archive.cc: Include "mapfile.h".
2319 (Archive::add_symbols): Add mapfile parameter. Change all
2320 callers. Pass mapfile, symbol, and reason to include_member.
2321 (Archive::include_all_members): Add mapfile parameter. Change all
2323 (Archive::include_member): Add mapfile, sym, and why parameters.
2324 Change all callers. Report inclusion to map file.
2325 * archive.h: Include "fileread.h".
2326 (class Archive): Update declarations.
2327 (Archive::file): New const method.
2328 (class Add_archive_symbols): Add mapfile_ field. Update
2329 constructor. Change all callers.
2330 * readsyms.h (class Read_symbols): Likewise.
2331 (class Finish_group): Likewise.
2332 (class Read_script): Likewise.
2333 * common.cc: Include "mapfile.h".
2334 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2336 (Symbol_table::do_allocate_commons): Likewise.
2337 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2338 symbol allocation to mapfile.
2339 * common.h (class Allocate_commons_task): Add mapfile_ field.
2340 Update constructor. Change all callers.
2341 * symtab.h (class Symbol_table): Update declarations.
2342 * layout.cc: Include "mapfile.h".
2343 (Layout_task_runner::run): Print information to mapfile.
2344 (Layout::create_gold_note): Change Output_data_fixed_space to
2345 Output_data_zero_fill.
2346 (Layout::create_build_id): Likewise.
2347 (Layout::print_to_mapfile): New function.
2348 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2349 constructor. Change caller.
2350 (class Layout): Declare print_to_mapfile.
2351 * output.cc (Output_section::Input_section::print_to_mapfile): New
2353 (Output_section::add_input_section): If producing a map, always
2354 add to input_sections_ list.
2355 (Output_section::do_print_to_mapfile): New function.
2356 (Output_segment::print_sections_to_mapfile): New function.
2357 (Output_segment::print_section_list_to_mapfile): New function.
2358 * output.h: Include "mapfile.h".
2359 (Output_data::print_to_mapfile): New function.
2360 (Output_data::do_print_to_mapfile): New virtual function.
2361 (Output_segment_headers::do_print_to_mapfile): New function.
2362 (Output_file_header::do_print_to_mapfile): New function.
2363 (Output_data_const::do_print_to_mapfile): New function.
2364 (class Output_data_const_buffer): Add map_name_ field. Update
2365 constructor. Change all callers. Add do_print_to_mapfile
2367 (class Output_data_fixed_space): Likewise.
2368 (class Output_data_space): Likewise.
2369 (class Output_data_zero_fill): New class.
2370 (Output_data_strtab::do_print_to_mapfile): New function.
2371 (Output_data_reloc_base::do_print_to_mapfile): New function.
2372 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2373 (Output_data_group::do_print_to_mapfile): New function.
2374 (Output_data_got::do_print_to_mapfile): New function.
2375 (Output_data_dynamic::do_print_to_mapfile): New function.
2376 (Output_symtab_xindex::do_print_to_mapfile): New function.
2377 (class Output_section): Declare do_print_to_mapflie. Declare
2378 print_to_mapfile in Input_section.
2379 (class Output_segment): Declare new functions.
2380 * object.h (Sized_relobj::symbol_count): New function.
2381 * script-sections.cc
2382 (Output_section_element_dot_assignment::set_section_addresses):
2383 Change Output_data_fixed_space to Output_data_zero_fill.
2384 (Output_data_expression::do_print_to_mapfile): New function.
2385 * script.cc (read_input_script): Add mapfile parameter. Change
2387 * script.h (read_input_script): Update declaration.
2388 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2389 (Eh_frame::do_print_to_mapfile): New function.
2390 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2391 (Output_merge_string::do_print_to_mapfile): New function.
2392 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2394 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2396 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2398 * Makefile.am (CCFILES): Add mapfile.cc.
2399 (HFILES): Add mapfile.h.
2400 * Makefile.in: Rebuild.
2402 2008-05-19 Ian Lance Taylor <iant@google.com>
2404 * options.h (class General_options): Add -z relro.
2405 * layout.cc (Layout::Layout): Initialize relro_segment_.
2406 (Layout::add_output_section_data): Return the output section.
2407 (Layout::make_output_section): Rcognize relro sections and mark
2409 (Layout::attach_allocated_section_to_segment): Put relro sections
2410 in a PT_GNU_RELRO segment.
2411 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2413 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2415 (Layout::linkonce_mapping): Map d.rel.ro.local to
2417 (Layout::output_section_name): Us .data.rel.ro.local for any
2418 section which begins with that.
2419 * layout.h (class Layout): Update add_output_section_data
2420 declaration. Add relro_segment_ field.
2421 * output.cc (Output_section::Output_section): Initialize is_relro_
2422 and is_relro_local_ fields.
2423 (Output_segment::add_output_section): Group relro sections.
2424 (Output_segment::is_first_section_relro): New function.
2425 (Output_segment::maximum_alignment): If there is a relro section,
2426 align the segment to the common page size.
2427 (Output_segment::set_section_addresses): Track whether we are
2428 looking at relro sections. If the last section is a relro
2429 section, align to the common page size.
2430 (Output_segment::set_section_list_addresses): Add in_relro
2431 parameter. Change all callers. Align to the page size when
2432 moving from relro to non-relro section.
2433 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2435 * output.h (class Output_section): Add is_relro_ and
2436 is_relro_local_ fields.
2437 (Output_section::is_relro): New function.
2438 (Output_section::set_is_relro): New function.
2439 (Output_section::is_relro_local): New function.
2440 (Output_section::set_is_relro_local): New function.
2441 (class Output_segment): Update declarations.
2442 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2443 * sparc.cc (Target_sparc::got_section): Likewise.
2444 * x86_64.cc (Target_x86_64::got_section): Likewise.
2445 * testsuite/relro_test_main.cc: New file.
2446 * testsuite/relro_test.cc: New file.
2447 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2448 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2449 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2450 (relro_test.so, relro_test_pic.o): New targets.
2451 * testsuite/Makefile.in: Rebuild.
2453 2008-05-16 Ian Lance Taylor <iant@google.com>
2455 * output.cc (Output_segment::add_output_section): Remove front
2457 * output.h (class Output_segment): Remove
2458 add_initial_output_section and overloaded add_output_section.
2459 Update declaration of remaining add_output_section.
2460 * layout.cc (Layout::create_interp): Call add_output_section
2461 rather than add_initial_output_section.
2462 (Layout::finish_dynamic_section): Likewise.
2464 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2465 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2466 know the dynamic type.
2467 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2468 field. Initialize it in constructor.
2469 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2470 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2471 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2474 * output.cc (Output_reloc::get_address): Change return type to
2476 * output.h (class Output_reloc): Update get_address declaration.
2477 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2478 for section addresses.
2480 2008-05-09 Ian Lance Taylor <iant@google.com>
2483 * gold.cc (gold_nomem): Use return value of write.
2485 2008-05-08 Ian Lance Taylor <iant@google.com>
2487 * symtab.c (Symbol::init_base_output_data): Add version
2488 parameter. Change all callers.
2489 (Symbol::init_base_output_segment): Likewise.
2490 (Symbol::init_base_constant): Likewise.
2491 (Symbol::init_base_undefined): Likewise.
2492 (Sized_symbol::init_output_data): Likewise.
2493 (Sized_symbol::init_output_segment): Likewise.
2494 (Sized_symbol::init_constant): Likewise.
2495 (Sized_symbol::init_undefined): Likewise.
2496 (Symbol_table::do_define_in_output_data): If the new symbol has a
2497 version, mark it as the default.
2498 (Symbol_table::do_define_in_output_segment): Likewise.
2499 (Symbol_table::do_define_as_constant): Likewise.
2500 * symtab.h (class Symbol): Update declarations.
2501 (class Sized_symbol): Likewise.
2502 * resolve.cc (Symbol::override_version): New function.
2503 (Symbol::override_base): Call override_version.
2504 (Symbol::override_base_with_special): Likewise.
2505 * testsuite/ver_script_8.script: New file.
2506 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2507 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2508 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2509 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2511 2008-05-06 Ian Lance Taylor <iant@google.com>
2514 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2516 (class General_options): Remove existing --undefined, and add
2517 --no-undefined instead. Add new --undefined as synonym for -u.
2518 * archive.cc (Archive::add_symbols): Check whether symbol was
2520 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2521 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2522 all uses. Add IS_UNDEFINED. Update declarations to split
2523 different versions of init_base. Declare init_base_undefined.
2524 (Symbol::is_defined): Handle IS_UNDEFINED.
2525 (Symbol::is_undefined): Likewise.
2526 (Symbol::is_weak_undefined): Call is_undefined.
2527 (Symbol::is_absolute): Handle IS_CONSTANT.
2528 (class Sized_symbol): Update declarations to split different
2529 versions of init. Declare init_undefined.
2530 (class Symbol_table): Declare new functions.
2531 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2533 (Symbol::init_base_output_data): Likewise.
2534 (Symbol::init_base_output_segment): Likewise.
2535 (Symbol::init_base_constant): Likewise.
2536 (Symbol::init_base_undefined): New function.
2537 (Sized_symbol::init_object): Rename from init. Change all
2539 (Sized_symbol::init_output_data): Likewise.
2540 (Sized_symbol::init_output_segment): Likewise.
2541 (Sized_symbol::init_constant): Likewise.
2542 (Sized_symbol::init_undefined): New function.
2543 (Symbol_table::add_undefined_symbols_from_command_line): New
2545 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2547 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2548 (Symbol::output_section): Likewise.
2549 (Symbol::set_output_section): Likewise.
2550 (Symbol_table::sized_finalize_symbol): Likewise.
2551 (Symbol_table::sized_write_globals): Likewise.
2552 * resolve.cc (Symbol_table::should_override): Likewise.
2553 (Symbol::override_base_with_special): Likewise.
2555 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2556 symbol, change it to have default visibility.
2557 * testsuite/protected_1.cc: New file.
2558 * testsuite/protected_2.cc: New file.
2559 * testsuite/protected_3.cc: New file.
2560 * testsuite/protected_main_1.cc: New file.
2561 * testsuite/protected_main_2.cc: New file.
2562 * testsuite/protected_main_3.cc: New file.
2563 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2564 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2565 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2566 (protected_1.so): New target.
2567 (protected_1_pic.o, protected_2_pic.o): New targets.
2568 (protected_3_pic.o): New target.
2569 (check_PROGRAMS): Add protected_2.
2570 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2571 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2572 * testsuite/Makefile.in: Rebuild.
2574 * options.h (DEFINE_var): Add set_user_set_##varname__.
2575 (DEFINE_bool_alias): New macro.
2576 (class General_options): Define -Bstatic using DEFINE_bool_alias
2577 rather than DEFINE_special. Add --undefined as an alias for -z
2579 * options.cc (General_options::parse_Bstatic): Remove.
2581 * options.h (class General_options): Add --fatal-warnings.
2582 * main.cc (main): Implement --fatal-warnings.
2583 * errors.h (Errors::warning_count): New function.
2585 * options.h (class General_options): Add -Bsymbolic-functions.
2586 * symtab.h (Symbol::is_preemptible): Check for
2587 -Bsymbolic-functions.
2589 2008-05-05 Ian Lance Taylor <iant@google.com>
2591 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2592 as noVARNAME rather than no-VARNAME.
2593 (class General_options): Add option -z combreloc.
2594 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2596 (Output_reloc::sort_before) [SHT_REL]: New function.
2597 (Output_reloc::sort_before) [SHT_RELA]: New function.
2598 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2599 Sort_relocs_comparison.
2600 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2601 parameter. Change all callers.
2602 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2603 sort_relocs parameter. Change all callers.
2604 * output.cc (Output_reloc::get_address): New function, broken out
2606 (Output_reloc::write_rel): Call it.
2607 (Output_reloc::compare): New function.
2608 (Output_data_reloc_base::do_write): Optionally sort relocs.
2610 * configure.ac: If targ_extra_obj is set, link it in.
2611 * configure.tgt: Initialize all variables.
2612 (x86_64*): Set targ_extra_obj and targ_extra_size.
2613 * configure: Rebuild.
2615 * object.cc (Sized_relobj::include_section_group): Adjust section
2616 indexes read from group data. Build vector to pass to
2618 * layout.cc (Layout::layout_group): Add flags and shndxes
2619 parameters. Remove contents parameter. Change caller. Update
2620 explicit instantiations.
2621 * layout.h (class Layout): Update layout_group declaration.
2622 * output.cc (Output_data_group::Output_data_group): Add flags and
2623 input_shndxes parameters. Remove contents parameter. Change
2625 (Output_data_group::do_write): Change input_sections_ to
2627 * output.h (class Output_data_group): Update constructor
2628 declaration. Rename input_sections_ to input_shndxes_.
2629 * testsuite/many_sections_test.cc: Add template.
2631 2008-04-30 Cary Coutant <ccoutant@google.com>
2633 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2635 * layout.cc (Layout::include_section): Refactored check for debug
2637 (Layout::add_comdat): Add new parameters. Change type
2638 of signature parameter. Add object and shndx to signatures table.
2639 (Layout::find_kept_object): New function.
2640 * layout.h: Include <cstring>.
2641 (Layout::is_debug_info_section): New function.
2642 (Layout::add_comdat): Add new parameters.
2643 (Layout::find_kept_object): New function.
2644 (Layout::Kept_section): New struct.
2645 (Layout::Signatures): Change type of map range.
2646 * object.cc (Relobj::output_section_address): New function.
2647 (Sized_relobj::include_section_group): Add new parameters. Change
2648 calls to Layout::add_comdat. Change to build table of kept comdat
2649 groups and table mapping discarded sections to kept sections.
2650 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2651 (Sized_relobj::do_layout): Change calls to include_section_group and
2652 include_linkonce_section.
2653 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2654 value to zero when section is discarded.
2655 (Sized_relobj::map_to_kept_section): New function.
2656 * object.h (Relobj::output_section_address): New function.
2657 (Relobj::Comdat_group): New type.
2658 (Relobj::find_comdat_group): New function.
2659 (Relobj::Comdat_group_table): New type.
2660 (Relobj::Kept_comdat_section): New type.
2661 (Relobj::Kept_comdat_section_table): New type.
2662 (Relobj::add_comdat_group): New function.
2663 (Relobj::set_kept_comdat_section): New function.
2664 (Relobj::get_kept_comdat_section): New function.
2665 (Relobj::comdat_groups_): New field.
2666 (Relobj::kept_comdat_sections_): New field.
2667 (Symbol_value::input_value): Update comment.
2668 (Sized_relobj::map_to_kept_section) New function.
2669 (Sized_relobj::include_linkonce_section): Add new parameter.
2670 * target-reloc.h (Comdat_behavior): New type.
2671 (get_comdat_behavior): New function.
2672 (relocate_section): Add code to map a discarded section to the
2673 corresponding kept section when applying a relocation.
2675 2008-04-30 Craig Silverstein <csilvers@google.com>
2677 * dwarf_reader.cc (next_generation_count): New static var.
2678 (Addr2line_cache_entry): New struct.
2679 (addr2line_cache): New static var.
2680 (Dwarf_line_info::one_addr2line): Added caching.
2681 (Dwarf_line_info::clear_addr2line_cache): New function.
2682 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2683 cache-size parameter.
2684 (Dwarf_line_info::one_addr2line_cache): New function.
2685 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2686 new cache-size argument to one_addr2line(), and clear cache.
2688 2008-04-28 Cary Coutant <ccoutant@google.com>
2690 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2691 R_386_PC8 relocations.
2693 2008-04-23 Ian Lance Taylor <iant@google.com>
2695 * object.cc (Sized_relobj::include_section_group): Check for
2696 invalid section group.
2698 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2701 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2702 than read for file header.
2703 * archive.cc (Archive::include_member): Likewise.
2705 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2707 * aclocal.m4: Regenerate.
2708 * configure: Regenerate.
2710 2008-04-19 Ian Lance Taylor <iant@google.com>
2712 * version.cc (version_string): Bump to 1.6.
2714 * testsuite/Makefile.am (many_sections_r_test): New target.
2715 (many_sections_r_test_SOURCES): Remove.
2716 (many_sections_r_test_DEPENDENCIES): Remove.
2717 (many_sections_r_test_LDFLAGS): Remove.
2718 (many_sections_r_test_LDADD): Remove.
2720 * object.cc (Sized_relobj::do_add_symbols): Always pass
2721 local_symbol_count_ to add_from_relobj.
2723 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2724 every thousand variables.
2725 * testsuite/Makefile.in: Rebuild.
2727 * object.cc (Xindex::initialize_symtab_xindex): New function.
2728 (Xindex::read_symtab_xindex): New function.
2729 (Xindex::sym_xindex_to_shndx): New function.
2730 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2732 (Sized_relobj::do_initialize_xindex): New function.
2733 (Sized_relobj::do_read_symbols): Adjust section links.
2734 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2735 parameter. Change all callers.
2736 (Sized_relobj::include_section_group): Adjust section links and
2737 symbol section indexes.
2738 (Sized_relobj::do_layout): Adjust section links.
2739 (Sized_relobj::do_count_local_symbols): Adjust section links and
2740 symbol section indexes.
2741 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2742 ordinary and special symbols.
2743 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2744 dynsym_xindex parameters. Change all callers. Adjust section
2745 links. Use SHN_XINDEX when needed.
2746 (Sized_relobj::get_symbol_location_info): Adjust section links.
2747 Don't get fooled by special symbols.
2748 * object.h (class Xindex): Define.
2749 (class Object): Add xindex_ parameter. Declare virtual functoin
2750 do_initialize_xindex.
2751 (Object::adjust_sym_shndx): New function.
2752 (Object::set_xindex): New protected function.
2753 (class Symbol_value): Add is_ordinary_shndx_ field.
2754 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2755 (Symbol_value::value): Assert ordinary section.
2756 (Symbol_value::initialize_input_to_output_map): Likewise.
2757 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2759 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2761 (class Sized_relobj): Update declarations.
2762 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2763 parameter. Change all callers.
2764 (Sized_relobj::adjust_shndx): New function.
2765 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2767 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2768 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2769 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2770 (Sized_dynobj::read_dynsym_section): Adjust section links.
2771 (Sized_dynobj::read_dynamic): Likewise.
2772 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2774 (Sized_dynobj::do_initialize_xindex): New function.
2775 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2776 do_initialize_xindex.
2777 (Sized_dynobj::adjust_shndx): New function.
2778 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2779 dynsym_xindex_ fields.
2780 (Layout::finalize): Add a call to set_section_indexes before
2781 creating the symtab sections.
2782 (Layout::set_section_indexes): Don't do anything if the section
2783 already has a section index.
2784 (Layout::create_symtab_sections): Add shnum parameter. Change
2785 caller. Create .symtab_shndx section if needed.
2786 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2788 (Layout::allocated_output_section_count): New function.
2789 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2791 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2792 fields. Update declarations.
2793 (Layout::symtab_xindex): New function.
2794 (Layout::dynsym_xindex): New function.
2795 (class Write_symbols_task): Add layout_ field.
2796 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2798 * output.cc (Output_section_headers::Output_section_headers): Add
2799 shstrtab_section parameter. Change all callers.
2800 (Output_section_headers::do_sized_write): Store overflow values
2801 for section count and section string table section index in
2802 section header zero.
2803 (Output_file_header::do_sized_write): Check for overflow of
2804 section count and section string table section index.
2805 (Output_symtab_xindex::do_write): New function.
2806 (Output_symtab_xindex::endian_do_write): New function.
2807 * output.h (class Output_section_headers): Add shstrtab_section_.
2808 Update declarations.
2809 (class Output_symtab_xindex): Define.
2810 (Output_section::has_out_shndx): New function.
2811 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2813 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2815 (Sized_symbol::init): Likewise.
2816 (Symbol::output_section): Check for ordinary symbol.
2817 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2818 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2820 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2821 Change all callers. Simplify handling of symbols from sections
2822 not included in the link.
2823 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2825 (Weak_alias_sorter::operator()): Assert that symbols are
2827 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2829 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2830 parameters. Change all callers.
2831 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2832 symbol distinction. Use SHN_XINDEX when needed.
2833 (Symbol_table::write_section_symbol): Add symtab_xindex
2834 parameter. Change all callers.
2835 (Symbol_table::sized_write_section_symbol): Likewise. Use
2836 SHN_XINDEX when needed.
2837 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2839 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2840 (Symbol::is_defined): Check is_ordinary.
2841 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2842 (Symbol::is_absolute, Symbol::is_common): Likewise.
2843 (class Sized_symbol): Update declarations.
2844 (class Symbol_table): Update declarations.
2845 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2846 parameters. Change all callers.
2847 (Sized_symbol::override): Likewise.
2848 (Symbol_table::override): Likewise.
2849 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2850 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2851 is_ordinary, and orig_st_shndx parameters. Change all callers.
2852 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2853 to be in an ordinary section.
2854 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2855 object and is_ordinary parameters. Change all callers.
2856 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2857 Change all callers. Don't add undefined or non-ordinary symbols
2859 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2861 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2863 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2864 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2865 (Sized_relobj::relocate_sections): Likewise.
2866 * target-reloc.h (scan_relocs): Adjust section symbol index.
2867 (scan_relocatable_relocs): Likewise.
2868 * i386.cc (Scan::local): Check for ordinary symbols.
2869 * sparc.cc (Scan::local): Likewise.
2870 * x86_64.cc (Scan::local): Likewise.
2871 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2872 to symbol_section_and_value.
2873 * testsuite/many_sections_test.cc: New file.
2874 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2875 (check_PROGRAMS): Add many_sections_test.
2876 (many_sections_test_SOURCES): Define.
2877 (many_sections_test_DEPENDENCIES): Define.
2878 (many_sections_test_LDFLAGS): Define.
2879 (BUILT_SOURCES): Add many_sections_define.h.
2880 (many_sections_define.h): New target.
2881 (BUILT_SOURCES): Add many_sections_check.h.
2882 (many_sections_check.h): New target.
2883 (check_PROGRAMS): Add many_sections_r_test.
2884 (many_sections_r_test_SOURCES): Define.
2885 (many_sections_r_test_DEPENDENCIES): Define.
2886 (many_sections_r_test_LDFLAGS): Define.
2887 (many_sections_r_test_LDADD): Define.
2888 (many_sections_r_test.o): New target.
2889 * testsuite/Makefile.in: Rebuild.
2891 2008-04-17 Cary Coutant <ccoutant@google.com>
2893 * errors.cc (Errors::info): New function.
2894 (gold_info): New function.
2895 * errors.h (Errors::info): New function.
2896 * gold.h (gold_info): New function.
2897 * object.cc (Input_objects::add_object): Print trace output.
2898 * options.cc (options::parse_set): New function.
2899 (General_options::parse_wrap): Deleted.
2900 (General_options::General_options): Deleted initializer.
2901 * options.h (options::String_set): New typedef.
2902 (options::parse_set): New function.
2903 (DEFINE_set): New macro.
2904 (General_options::wrap): Changed to use DEFINE_set. Changed
2905 callers of any_wrap_symbols and is_wrap_symbol.
2906 (General_options::trace, General_options::trace_symbol):
2908 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2909 (General_options::wrap_symbols_): Deleted.
2910 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2912 2008-04-17 David S. Miller <davem@davemloft.net>
2914 * options.cc (General_options::parse_V): New function.
2915 * options.h: Add entries for -V and -Qy.
2917 2008-04-17 Ian Lance Taylor <iant@google.com>
2919 * common.cc (Symbol_table::allocate_commons): Remove options
2920 parameter. Change caller.
2921 (Symbol_table::do_allocate_commons): Remove options parameter.
2922 Change caller. Just call do_allocate_commons_list twice.
2923 (Symbol_table::do_allocate_commons_list): New function, broken out
2924 of do_allocate_commons.
2925 * common.h (class Allocate_commons_task): Remove options_ field.
2927 * symtab.cc (Symbol_table::Symbol_table): Initialize
2929 (Symbol_table::add_from_object): Put TLS common symbols on
2931 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2932 which are IN_OUTPUT_DATA.
2933 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2934 allocate_commons and do_allocate_commons declarations. Declare
2935 do_allocate_commons_list.
2936 * gold.cc (queue_middle_tasks): Update creation of
2937 Allocate_commons_task to not pass options.
2938 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2939 (TLS_TEST_C_FLAGS): New variable.
2940 (tls_test_c_pic.o): New target.
2941 (tls_test_shared.so): Link in tls_test_c_pic.o.
2942 (tls_test_c_pic_ie.o): New target.
2943 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2944 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2945 (tls_test_c.o): New target.
2946 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2947 (tls_pic_test_LDADD): Likewise.
2948 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2949 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2950 (tls_test_c_gnu2.o): New target.
2951 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2953 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2954 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2955 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2956 * testsuite/tls_test.cc: Include "config.h".
2957 (t_last): Call t11_last.
2958 * testsuite/tls_test.h (t11, t11_last): Declare.
2959 * testsuite/tls_test_c.c: New file.
2960 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2961 * configure.ac: Check for OpenMP support.
2962 * configure, config.in, Makefile.in: Rebuild.
2963 * testsuite/Makefile.in: Rebuild.
2965 2008-04-16 Cary Coutant <ccoutant@google.com>
2967 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2968 (Target_i386::tls_base_symbol_defined_): New field.
2969 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2970 (Target_i386::Scan::global): Likewise.
2971 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2972 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2973 (Target_x86_64::tls_base_symbol_defined_): New field.
2974 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2975 (Target_x86_64::Scan::global): Likewise.
2977 2008-04-16 Cary Coutant <ccoutant@google.com>
2979 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2980 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2981 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2982 building shared libraries.
2983 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2984 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2985 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2986 * testsuite/Makefile.in: Rebuild.
2987 * testsuite/weak_undef.h: New file.
2988 * testsuite/weak_undef_file1.cc: Add extra test cases.
2989 * testsuite/weak_undef_file2.cc: Likewise.
2990 * testsuite/weak_undef_test.cc: Likewise.
2992 2008-04-16 David S. Miller <davem@davemloft.net>
2994 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2995 Add issued_non_pic_error_ field. Declare check_non_pic.
2996 (Target_sparc::Scan::check_non_pic): New function.
2997 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2998 (Target_sparc::Scan::global): Likewise.
3000 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3001 * configure: Rebuild.
3003 * options.h (DEFINE_enable): New macro.
3004 (new_dtags): New enable option.
3005 (initfirst, interpose, loadfltr, nodefaultlib,
3006 nodelete, nodlopen, nodump): New -z options.
3007 * layout.cc (Layout:finish_dynamic_section): If new
3008 dtags enabled, emit DT_RUNPATH. Also, emit a
3009 DT_FLAGS_1 containing any specified -z flags.
3011 2008-04-16 Ian Lance Taylor <iant@google.com>
3013 * copy-relocs.cc: New file.
3014 * copy-relocs.h: New file.
3015 * reloc.cc: Remove Copy_relocs code.
3016 * reloc.h: Likewise.
3017 * reloc-types.h (struct Reloc_types) [both versions]: Add
3018 get_reloc_addend_noerror.
3019 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3020 variants of add_global which take an addend which must be zero.
3021 * i386.cc: Include "copy-relocs.h".
3022 (class Target_i386): Change type of copy_relocs_ to variable,
3024 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3026 (Target_i386::do_finalize_sections): Change handling of
3028 * sparc.cc: Include "copy-relocs.h".
3029 (class Target_sparc): Change type of copy_relocs_ to variable,
3031 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3033 (Target_sparc::do_finalize_sections): Change handling of
3035 * x86_64.cc: Include "copy-relocs.h".
3036 (class Target_x86_64): Change type of copy_relocs_ to variable,
3038 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3039 class. Change all callers.
3040 (Target_x86_64::do_finalize_sections): Change handling of
3042 * Makefile.am (CCFILES): Add copy-relocs.cc.
3043 (HFILES): Add copy-relocs.h.
3045 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3047 * testsuite/script_test_4.sh: Permit leading zeroes.
3049 2008-04-15 Ian Lance Taylor <iant@google.com>
3051 * script-sections.cc (Script_sections::create_segments): Use
3052 header_size_adjustment even when there is enough room for the
3054 * testsuite/script_test_4.sh: New file.
3055 * testsuite/script_test_4.t: New file.
3056 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3057 (check_DATA): Add script_test_4.stdout.
3058 (MOSTLYCLEANFILES): Likewise.
3059 (script_test_4): New target.
3060 (script_test_4.stdout): New target.
3061 * testsuite/Makefile.in: Rebuild.
3063 * sparc.cc: Add definitions for Output_data_plt_sparc class
3066 2008-04-14 David S. Miller <davem@davemloft.net>
3068 * sparc.cc: New file.
3069 * Makefile.am (TARGETSOURCES): Add sparc.cc
3070 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3071 * configure.tgt: Document targ_extra_size and
3072 targ_extra_big_endian. Add entries for sparc-* and
3074 * configure.ac: Handle targ_extra_size and
3075 targ_extra_big_endian.
3076 * Makefile.in: Rebuild.
3077 * configure: Likewise.
3078 * po/POTFILES.in: Likewise.
3079 * po/gold.pot: Likewise.
3081 2008-04-14 Ian Lance Taylor <iant@google.com>
3083 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3084 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3085 in the name/type/flags to section mapping. Don't call
3086 allocate_output_section.
3087 (Layout::choose_output_section): Change parameter from adjust_name
3088 to is_input_section. Don't permit input sections after sections
3089 are attached to segments. Don't call allocate_output_section.
3090 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3091 not write_enable_output_section.
3092 (Layout::make_output_section): Don't push to
3093 unattached_section_list_ nor call attach_to_segment. Call
3094 attach_section_to_segment if sections are attached.
3095 (Layout::attach_sections_to_segments): New function.
3096 (Layout::attach_section_to_segment): New function.
3097 (Layout::attach_allocated_section_to_segment): Rename from
3098 attach_to_segment. Remove flags parameter.
3099 (Layout::allocate_output_section): Remove function.
3100 (Layout::write_enable_output_section): Remove function.
3101 * layout.h (class Layout): Update for above changes. Add new
3102 field sections_are_attached_.
3103 * output.h (Output_section::update_flags_for_input_section): New
3105 * output.cc (Output_section::add_input_section): Call
3106 update_flags_for_input_section.
3107 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3109 2008-04-11 Cary Coutant <ccoutant@google.com>
3111 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3112 thought unnecessary.
3113 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3115 2008-04-11 Ian Lance Taylor <iant@google.com>
3117 * output.h (class Output_section_data): Remove inline definition
3119 * output.cc (Output_section_data::set_addralign): New function.
3121 2008-04-11 Cary Coutant <ccoutant@google.com>
3123 Add support for TLS descriptors for i386 and x86_64.
3124 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3125 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3126 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3128 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3129 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3130 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3132 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3133 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3134 Fix problem with initial-exec relocations.
3135 (Target_i386::Relocate::relocate_tls): Likewise.
3136 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3138 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3139 support for section-plus-offset dynamic table entries.
3140 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3141 (Output_data_dynamic::Dynamic_entry): Add support for
3142 section-plus-offset dynamic table entries.
3143 (Output_data_dynamic::Classification): Likewise.
3144 (Output_data_dynamic::classification_): Renamed offset_.
3145 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3146 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3147 (Target_x86_64::make_plt_section): New function.
3148 (Target_x86_64::reserve_tlsdesc_entries): New function.
3149 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3150 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3151 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3152 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3153 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3154 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3155 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3156 add extra PLT entry for TLS descriptors.
3157 (Output_data_plt_x86_64::got_): New field.
3158 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3159 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3161 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3163 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3164 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3165 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3166 R_386_TLS_DESC_CALL relocations.
3167 (Target_x86_64::Scan::global): Likewise.
3168 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3169 for TLS descriptors.
3170 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3171 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3172 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3173 GD-to-IE relaxation.
3174 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3175 and TLS_DESCRIPTORS.
3176 * Makefile.in: Rebuild.
3177 * configure: Rebuild.
3178 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3179 (tls_test_shared2.so): New target.
3180 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3181 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3182 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3183 (tls_shared_gd_to_ie_test_LDADD): New variable.
3184 (tls_shared_gnu2_gd_to_ie_test): New target.
3185 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3187 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3188 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3189 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3190 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3191 (tls_shared_gnu2_test): New target.
3192 (tls_test_gnu2_shared.so): New target.
3193 (tls_shared_gnu2_test_SOURCES): New variable.
3194 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3195 (tls_shared_gnu2_test_LDFLAGS): New variable.
3196 (tls_shared_gnu2_test_LDADD): New variable.
3197 * testsuite/Makefile.in: Rebuild.
3198 * testsuite/Makefile.
3200 2008-04-11 Ian Lance Taylor <iant@google.com>
3202 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3204 * testsuite/Makefile.in: Rebuild.
3206 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3208 * testsuite/script_test_2.cc (main): Adjust test.
3210 2008-04-11 David S. Miller <davem@davemloft.net>
3211 Ian Lance Taylor <iant@google.com>
3213 * options.h (General_options): Add entries for '-Y' and
3215 * options.cc (General_options:finalize): If -Y was used, add those
3216 entries to the library path instead of the default "/lib" and
3219 2008-04-11 David S. Miller <davem@davemloft.net>
3221 * testsuite/justsyms.t: Start at 0x100.
3222 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3223 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3225 * testsuite/script_test_2.cc: Adjust string and section length
3228 2008-04-09 Ian Lance Taylor <iant@google.com>
3231 * script-sections.cc (Sections_element::allocate_to_segment): Add
3233 (Output_section_definition::allocate_to_segment): Likewise.
3234 (Orphan_output_section::allocate_to_segment): Likewise.
3235 (Script_sections::attach_sections_using_phdrs_clause): Don't
3236 propagate non-PT_LOAD segments to orphan sections.
3237 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3238 readelf rather than objdump.
3239 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3240 .interp section and PT_INTERP segment are the same size.
3241 * testsuite/Makefile.in: Rebuild.
3243 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3244 aliases for symbols defined in the same object.
3245 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3246 (weak_alias_test_SOURCES): New variable.
3247 (weak_alias_test_DEPENDENCIES): New variable.
3248 (weak_alias_test_LDFLAGS): New variable.
3249 (weak_alias_test_LDADD): New variable.
3250 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3251 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3252 (weak_alias_test_3.o): New target.
3253 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3254 * testsuite/weak_alias_test_main.cc: New file.
3255 * testsuite/weak_alias_test_1.cc: New file.
3256 * testsuite/weak_alias_test_2.cc: New file.
3257 * testsuite/weak_alias_test_3.cc: New file.
3259 2008-04-08 Ian Lance Taylor <iant@google.com>
3261 * options.h (class General_options): Add --noinhibit-exec option.
3262 * main.cc (main): Check --noinhibit-exec.
3264 * options.h (class General_options): Define --wrap as a special
3265 option. Add wrap_symbols_ field.
3266 (General_options::any_wrap_symbols): New function.
3267 (General_options::is_wrap_symbol): New function.
3268 * options.cc (General_options::parse_wrap): New function.
3269 (General_options::General_options): Initialize wrap_symbols_.
3270 * symtab.cc (Symbol_table::wrap_symbol): New function.
3271 (Symbol_table::add_from_object): Handle --wrap.
3272 * symtab.h (class Symbol_table): Declare wrap_symbol.
3273 * target.h (Target::wrap_char): New function.
3274 (Target::Target_info): Add wrap_char field.
3275 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3276 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3277 * testsuite/testfile.cc (Target_test::test_target_info):
3280 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3283 * layout.h (class Layout): Add added_eh_frame_data_ field.
3284 * layout.cc (Layout::Layout): Initialize new field.
3285 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3286 output section until we find a section we merged successfully.
3287 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3288 that the size be non-zero.
3290 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3293 2008-04-08 Craig Silverstein <csilvers@google.com>
3295 * configure.ac: Export new conditional variable HAVE_ZLIB.
3296 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3298 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3299 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3301 2008-04-07 Ian Lance Taylor <iant@google.com>
3303 * version.cc (version_string): Set to "1.5".
3305 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3306 Add issued_non_pic_error_ field. Declare check_non_pic.
3307 (Target_x86_64::Scan::check_non_pic): New function.
3308 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3309 (Target_x86_64::Scan::global): Likewise.
3311 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3312 addend parameter. Change caller. Handle merge sections.
3313 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3314 Address to Addend. Don't add in the result of
3315 local_section_offset, pass down the addend and use the returned
3317 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3318 Update declarations of local_section_offset and symbol_value.
3319 * testsuite/two_file_test_1.cc (t18): New function.
3320 * testsuite/two_file_test_2.cc (f18): New function.
3321 * testsuite/two_file_test_main.cc (main): Call t18.
3322 * testsuite/two_file_test.h (t18, f18): Declare.
3324 * configure.ac: Don't test for objdump, c++filt, or readelf.
3325 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3327 (TEST_READELF): New variable.
3328 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3329 (check_PROGRAMS): Add two_file_strip_test.
3330 (two_file_strip_test): New target.
3331 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3332 (two_file_same_shared_strip_test_SOURCES): New variable.
3333 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3334 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3335 (two_file_same_shared_strip_test_LDADD): New variable.
3336 (two_file_shared_strip.so): New target.
3337 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3338 (ver_test_5.syms, ver_test_7.syms): Likewise.
3339 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3340 (strip_test_3.stdout): Use TEST_OBJDUMP.
3341 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3343 2008-04-04 Cary Coutant <ccoutant@google.com>
3345 * symtab.h (Symbol::is_weak_undefined): New function.
3346 (Symbol::is_strong_undefined): New function.
3347 (Symbol::is_absolute): New function.
3348 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3349 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3351 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3352 (weak_undef_test): New target.
3353 * testsuite/Makefile.in: Rebuild.
3354 * testsuite/weak_undef_file1.cc: New file.
3355 * testsuite/weak_undef_file2.cc: New file.
3356 * testsuite/weak_undef_test.cc: New file.
3358 2008-04-03 Craig Silverstein <csilvers@google.com>
3360 * compressed_output.h (class Output_compressed_section): Use
3362 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3364 (zlib_compressed_suffix): Removed.
3365 (Output_compressed_section::set_final_data_size): Use unsigned
3367 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3368 Fix linker invocation.
3369 (flagstest_o_specialfile_and_compress_debug_sections):
3371 * testsuite/Makefile.in: Regenerated.
3373 2008-04-02 David S. Miller <davem@davemloft.net>
3375 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3376 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3378 2008-04-02 Craig Silverstein <csilvers@google.com>
3382 2008-04-02 Ian Lance Taylor <iant@google.com>
3384 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3385 parameters. Update for new key type to views_. Change all
3387 (File_read::read): Adjust for byteshift in returned view.
3388 (File_read::add_view): New function, broken out of
3390 (File_read::make_view): New function, broken out of
3392 (File_read::find_or_make_view): Add offset and aligned
3393 parameters. Rewrite accordingly. Change all callers.
3394 (File_read::get_view): Add offset and aligned parameters. Adjust
3395 for byteshift in return value.
3396 (File_read::get_lasting_view): Likewise.
3397 * fileread.h (class File_read): Update declarations.
3398 (class File_read::View): Add byteshift_ field. Add byteshift to
3399 constructor. Add byteshift method.
3400 * archive.h (Archive::clear_uncached_views): New function.
3401 (Archive::get_view): Add aligned parameter. Change all callers.
3402 * object.h (Object::get_view): Add aligned parameter. Change all
3404 (Object::get_lasting_view): Likewise.
3406 * fileread.cc (File_read::release): Don't call clear_views if
3407 there are multiple objects.
3408 * fileread.h (File_read::clear_uncached_views): New function.
3409 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3412 2008-03-31 Cary Coutant <ccoutant@google.com>
3414 Add thin archive support.
3415 * archive.cc (Archive::armagt): New const.
3416 (Archive::setup): Remove task parameter and calls to unlock.
3417 (Archive::unlock_nested_archives): New function.
3418 (Archive::read_header): Add nested_off parameter. Change
3420 (Archive::interpret_header): Likewise.
3421 (Archive::include_all_members): Change to handle thin
3423 (Archive::include_member): Likewise.
3424 * archive.h (Archive::Archive): Add new parameters and
3426 (Archive::armagt): New const.
3427 (Archive::setup): Remove task parameter.
3428 (Archive::unlock_nested_archives): New function.
3429 (Archive::read_header): Add nested_off parameter.
3430 (Archive::interpret_header): Likewise.
3431 (Archive::Nested_archive_table): New typedef.
3432 (Archive::is_thin_archive_): New field.
3433 (Archive::nested_archives_): New field.
3434 (Archive::options_): New field.
3435 (Archive::dirpath_): New field.
3436 (Archive::task_): New field.
3437 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3438 for thin archives. Pass additional parameters to
3439 Archive::Archive. Unlock the archive file after calling
3442 2008-03-29 Ian Lance Taylor <iant@google.com>
3444 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3445 version symbol to be local.
3446 * testsuite/ver_test_4.sh: New file.
3447 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3448 (check_DATA): Add ver_test_4.syms.
3449 (ver_test_4.syms): New target.
3450 * testsuite/Makefile.in: Rebuild.
3453 (Output_section::Input_section_sort_entry::has_priority): New
3455 (Output_section::Input_section_sort_entry::match_file_name): New
3457 (Output_section::Input_section_sort_entry::match_section_name):
3459 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3461 (Output_section::Input_section_sort_entry::match_section_file):
3463 (Output_section::Input_section_sort_compare::operator()): Rewrite
3464 using new Input_section_sort_entry functions. Sort crtbegin and
3465 crtend first. Sort sections with no priority before sections with
3467 * testsuite/initpri1.c (d3): Check j != 4.
3468 (cd5): New constructor/destructor function.
3469 (main): Check j != 2.
3471 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3472 new symbol when resolving, don't call set_is_default.
3473 * testsuite/ver_test_7.cc: New file.
3474 * testsuite/ver_test_7.sh: New file.
3475 * testsuite/Makefile.am (ver_test_7.so): New target.
3476 (ver_test_7.o): New target.
3477 (check_SCRIPTS): Add ver_test_7.sh.
3478 (check_DATA): Add ver_test_7.syms.
3479 (ver_test_7.syms): New target.
3481 2008-03-28 Ian Lance Taylor <iant@google.com>
3483 * layout.cc (Layout::layout): If we see an input section with a
3484 name that needs sorting, set the must_sort flag for the output
3486 (Layout::make_output_section): If the name of the output section
3487 indicates that it might require sorting, set the may_sort flag.
3488 * output.h (Output_section::may_sort_attached_input_sections): New
3490 (Output_section::set_may_sort_attached_input_sections): New
3492 (Output_section::must_sort_attached_input_sections): New
3494 (Output_section::set_must_sort_attached_input_sections): New
3496 (class Output_section): Declare Input_section_sort_entry. Define
3497 Input_section_sort_compare. Declare
3498 sort_attached_input_sections. Add new fields:
3499 may_sort_attached_input_sections_,
3500 must_sort_attached_input_sections_,
3501 attached_input_sections_are_sorted_.
3502 * output.cc (Output_section::Output_section): Initialize new
3504 (Output_section::add_input_section): Add an entry to
3505 input_sections_ if may_sort or must_sort are true.
3506 (Output_section::set_final_data_size): Call
3507 sort_attached_input_sections if necessary.
3508 (Output_section::Input_section_sort_entry): Define new class.
3509 (Output_section::Input_section_sort_compare::operator()): New
3511 (Output_section::sort_attached_input_sections): New function.
3512 * configure.ac: Check whether the compiler supports constructor
3513 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3514 * testsuite/initpri1.c: New file.
3515 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3516 CONSTRUCTOR_PRIORITY.
3517 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3518 (initpri1_LDFLAGS): New variable.
3519 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3521 2008-03-27 Ian Lance Taylor <iant@google.com>
3523 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3524 * testsuite/common_test_1.c: New file.
3525 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3526 (common_test_1_SOURCES): New variable.
3527 (common_test_1_DEPENDENCIES): New variable.
3528 (common_test_1_LDFLAGS): New variable.
3530 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3531 and commons_ correctly when NAME/VERSION does not override
3533 * testsuite/ver_test_6.c: New file.
3534 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3535 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3536 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3538 2008-03-26 Ian Lance Taylor <iant@google.com>
3540 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3541 of an undefined symbol from a version script.
3542 * testsuite/Makefile.am (ver_test_5.so): New target.
3543 (ver_test_5.o): New target.
3544 (check_SCRIPTS): Add ver_test_5.sh.
3545 (check_DATA): Add ver_test_5.syms.
3546 (ver_test_5.syms): New target.
3547 * testsuite/ver_test_5.cc: New file.
3548 * testsuite/ver_test_5.script: New file.
3549 * testsuite/ver_test_5.sh: New file.
3550 * Makefile.in, testsuite/Makefile.in: Rebuild.
3553 Fix problems building gold with gcc 4.3.0.
3554 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3555 (gold_error_at_location, gold_warning_at_location): Use it.
3556 * configure.ac: Check whether we can compile and use a template
3557 function with a printf attribute.
3558 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3559 when jumping over bytes.
3560 * object.cc: Instantiate Object::read_section_data.
3561 * debug.h: Include <cstring>
3562 * dwarf_reader.cc: Include <algorithm>
3563 * main.cc: Include <cstring>.
3564 * options.cc: Include <cstring>.
3565 * output.cc: Include <cstring>.
3566 * script.cc: Include <cstring>.
3567 * script.h: Include <string>.
3568 * symtab.cc: Include <cstring> and <algorithm>.
3569 * target-select.cc: Include <cstring>.
3570 * version.cc: Include <string>.
3571 * testsuite/testmain.cc: Include <cstdlib>.
3572 * configure, config.in: Rebuild.
3574 2008-03-25 Ian Lance Taylor <iant@google.com>
3576 * options.cc: Include "../bfd/bfdver.h".
3577 (options::help): Print bug reporting address.
3579 * version.cc (print_version): Adjust output for current value of
3584 * options.cc (options::help): Print list of supported targets.
3585 * target-select.h: Include <vector>.
3586 (class Target_selector): Make machine_, size_, and is_big_endian_
3587 fields const. Add bfd_name_ and instantiated_target_ fields.
3588 (Target_selector::Target_selector): Add bfd_name parameter.
3589 (Target_selector::recognize): Make non-virtual, call
3591 (Target_selector::recognize_by_name): Make non-virtual, call
3592 do_recognize_by_name.
3593 (Target_selector::supported_names): New function.
3594 (Target_selector::bfd_name): New function.
3595 (Target_selector::do_instantiate_target): New pure virtual
3597 (Target_selector::do_recognize): New virtual function.
3598 (Target_selector::do_recognize_by_name): New virtual function.
3599 (Target_selector::instantiate_target): New private function.
3600 (supported_target_names): Declare.
3601 * target-select.cc (Target_selector::Target_selector): Update for
3602 new parameter and fields.
3603 (select_target_by_name): Check that the name matches before
3604 calling recognize_by_name.
3605 (supported_target_names): New function.
3606 * i386.cc (class Target_selector_i386): Update Target_selector
3607 constructor call. Remove recognize and recognize_by_name. Add
3608 do_instantiate_target.
3609 * x86_64.cc (class Target_selector_x86_64): Likewise.
3610 * testsuite/testfile.cc (class Target_selector_test): Update for
3611 changes to Target_selector.
3613 * README: Rewrite, with some notes on unsupported features.
3615 2008-03-24 Cary Coutant <ccoutant@google.com>
3617 * i386.cc (Target_i386::Got_type): New enum declaration.
3618 (Target_i386::Scan::local): Updated callers of Output_data_got
3620 (Target_i386::Scan::global): Likewise.
3621 (Target_i386::Relocate::relocate): Likewise.
3622 (Target_i386::Relocate::relocate_tls): Likewise.
3623 * object.h (Got_offset_list): New class.
3624 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3625 (Sized_relobj::local_got_offset): Likewise.
3626 (Sized_relobj::set_local_got_offset): Likewise.
3627 (Sized_relobj::local_has_tls_got_offset): Removed.
3628 (Sized_relobj::local_tls_got_offset): Removed.
3629 (Sized_relobj::set_local_tls_got_offset): Removed.
3630 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3631 * output.cc (Output_data_got::add_global): Added got_type parameter.
3632 (Output_data_got::add_global_with_rel): Likewise.
3633 (Output_data_got::add_global_with_rela): Likewise.
3634 (Output_data_got::add_global_pair_with_rel): New function.
3635 (Output_data_got::add_global_pair_with_rela): New function.
3636 (Output_data_got::add_local): Added got_type parameter.
3637 (Output_data_got::add_local_with_rel): Likewise.
3638 (Output_data_got::add_local_with_rela): Likewise.
3639 (Output_data_got::add_local_pair_with_rel): New function.
3640 (Output_data_got::add_local_pair_with_rela): New function.
3641 (Output_data_got::add_global_tls): Removed.
3642 (Output_data_got::add_global_tls_with_rel): Removed.
3643 (Output_data_got::add_global_tls_with_rela): Removed.
3644 (Output_data_got::add_local_tls): Removed.
3645 (Output_data_got::add_local_tls_with_rel): Removed.
3646 (Output_data_got::add_local_tls_with_rela): Removed.
3647 * output.h (Output_data_got::add_global): Added got_type parameter.
3648 (Output_data_got::add_global_with_rel): Likewise.
3649 (Output_data_got::add_global_with_rela): Likewise.
3650 (Output_data_got::add_global_pair_with_rel): New function.
3651 (Output_data_got::add_global_pair_with_rela): New function.
3652 (Output_data_got::add_local): Added got_type parameter.
3653 (Output_data_got::add_local_with_rel): Likewise.
3654 (Output_data_got::add_local_with_rela): Likewise.
3655 (Output_data_got::add_local_pair_with_rel): New function.
3656 (Output_data_got::add_local_pair_with_rela): New function.
3657 (Output_data_got::add_global_tls): Removed.
3658 (Output_data_got::add_global_tls_with_rel): Removed.
3659 (Output_data_got::add_global_tls_with_rela): Removed.
3660 (Output_data_got::add_local_tls): Removed.
3661 (Output_data_got::add_local_tls_with_rel): Removed.
3662 (Output_data_got::add_local_tls_with_rela): Removed.
3663 * resolve.cc (Symbol::override_base_with_special): Removed
3664 reference to has_got_offset_ field.
3665 * symtab.cc (Symbol::init_fields): Replaced initialization
3666 of got_offset_ with got_offsets_. Removed initialization
3668 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3669 (Symbol::got_offset): Likewise.
3670 (Symbol::set_got_offset): Likewise.
3671 (Symbol::has_tls_got_offset): Removed.
3672 (Symbol::tls_got_offset): Removed.
3673 (Symbol::set_tls_got_offset): Removed.
3674 (Symbol::got_offset_): Removed.
3675 (Symbol::tls_mod_got_offset_): Removed.
3676 (Symbol::tls_pair_got_offset_): Removed.
3677 (Symbol::got_offsets_): New field.
3678 (Symbol::has_got_offset): Removed.
3679 (Symbol::has_tls_mod_got_offset): Removed.
3680 (Symbol::has_tls_pair_got_offset): Removed.
3681 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3682 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3684 (Target_x86_64::Scan::global): Likewise.
3685 (Target_x86_64::Relocate::relocate): Likewise.
3686 (Target_x86_64::Relocate::relocate_tls): Likewise.
3688 2008-03-25 Ben Elliston <bje@au.ibm.com>
3690 * yyscript.y: Fix spelling error in comment.
3692 2008-03-24 Ian Lance Taylor <iant@google.com>
3694 * options.h (class General_options): Define build_id option.
3695 * layout.h (class Layout): Declare write_build_id, create_note,
3696 create_build_id. Add build_id_note_ member.
3697 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3698 "libiberty.h", "md5.h", "sha1.h".
3699 (Layout::Layout): Initialize eh_frame_data_,
3700 eh_frame_hdr_section_, and build_id_note_.
3701 (Layout::finalize): Call create_build_id.
3702 (Layout::create_note): New function, broken out of
3703 Layout::create_gold_note.
3704 (Layout::create_gold_note): Call create_note.
3705 (Layout::create_build_id): New function.
3706 (Layout::write_build_id): New function.
3707 (Close_task_runner::run): Call write_build_id.
3709 * x86_64.cc: Correct license to GPLv3.
3711 2008-03-23 Ian Lance Taylor <iant@google.com>
3713 * options.cc: Include "demangle.h".
3714 (parse_optional_string): New function.
3715 (parse_long_option): Handle takes_optional_argument.
3716 (parse_short_option): Update dash_z initializer. Handle
3717 takes_optional_argument.
3718 (General_options::General_options): Initialize do_demangle_.
3719 (General_options::finalize): Set do_demangle_. Handle demangling
3721 * options.h (parse_optional_string): Declare.
3722 (struct One_option): Add optional_arg field. Update constructor.
3723 Update call constructor calls. Add takes_optional_argument
3725 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3726 (DEFINE_optional_string): Define.
3727 (General_options::demangle): Change from DEFINE_bool to
3728 DEFINE_optional_string.
3729 (General_options::no_demangle): New function.
3730 (General_options::do_demangle): New function.
3731 (General_options::set_do_demangle): New function.
3732 (General_options::execstack_status_): Move definition to end of
3734 (General_options::static_): Likewise.
3735 (General_options::do_demangle_): New field.
3736 * object.cc (big_endian>::get_symbol_location_info): Call
3737 Options::do_demangle, not Options::demangle.
3738 * symtab.cc (demangle): Likewise.
3740 2008-03-22 Ian Lance Taylor <iant@google.com>
3742 * gold.h: Include <cstddef> and <sys/types.h>
3743 * options.h: Include <cstring>.
3745 2008-03-21 Ian Lance Taylor <iant@google.com>
3747 * Added source code to GNU binutils.