1 2009-08-11 Doug Kwan <dougkwan@google.com>
3 * arm.cc: Update comments.
4 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5 segment to locate the .ARM.exidx section if present.
7 2009-08-09 Doug Kwan <dougkwan@google.com>
9 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
12 2009-08-07 Sriraman Tallam <tmsriram@google.com>
13 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
16 2009-08-06 Sriraman Tallam <tmsriram@google.com>
18 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
19 valid tls_segment only for non-debug-section relocations.
20 * testsuite/Makefile.am: Add gc_tls_test.
21 * testsuite/Makefile.in: Regenerate.
22 * testsuite/gc_tls_test.cc: New file.
23 * testsuite/gc_tls_test.sh: New file.
25 2009-08-05 Sriraman Tallam <tmsriram@google.com>
29 * Makefile.am (CCFILES): Add icf.cc.
31 * Makefile.in: Regenerate.
32 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
33 * gc.h (gc_process_relocs): Populate lists used by icf to contain
34 section, symbol and addend information for the relocs.
35 * gold.cc (queue_middle_tasks): Call identical code folding.
36 * gold.h: Add defines for multimap.
37 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
38 to the call of finalize_local_symbols.
39 * main.cc (main): Create object of class Icf.
40 * object.cc (Sized_relobj::do_layout): Allow this function to be
41 called twice during icf.
42 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
43 to sections marked as identical by icf.
44 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
46 (Sized_relobj::do_section_entsize): New function.
47 * object.h (Object::section_entsize): New function.
48 (Object::do_section_entsize): New pure virtual function.
49 (Relobj::finalize_local_symbols): Add new parameter.
50 (Relobj::do_section_entsize): New function.
51 * options.h (General_options::icf): New option.
52 (General_options::icf_iterations): New option.
53 (General_options::print_icf_sections): New option.
54 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
55 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
56 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
58 * symtab.cc (Symbol_table::is_section_folded): New function.
59 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
60 to sections marked as identical by icf.
61 * symtab.h (Symbol_table::set_icf): New function.
62 (Symbol_table::icf): New function.
63 (Symbol_table::is_section_folded): New function.
64 (Symbol_table::icf_): New data member.
65 * target-reloc.h (relocate_section): Ignore sections folded by icf.
66 * testsuite/Makefile.am: Add commands to build icf_test.
67 * testsuite/Makefile.in: Regenerate.
68 * testsuite/icf_test.sh: New file.
69 * testsuite/icf_test.cc: New file.
71 2009-07-24 Chris Demetriou <cgd@google.com>
73 * layout.cc (is_compressible_debug_section): Fix incorrect
74 comment about compressed section names.
76 2009-07-20 Ian Lance Taylor <ian@airs.com>
79 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
81 2009-07-16 Ian Lance Taylor <iant@google.com>
84 * layout.h: #include <map>.
85 (class Kept_section): Change from struct to class. Add accessors
86 and setters. Add section size to Comdat_group mapping. Change
87 Comdat_group to std::map. Add is_comdat_ field. Add
88 linkonce_size field in union.
89 (class Layout): Update declaration of find_or_add_kept_section.
90 Don't declare find_kept_object.
91 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
92 parameter. Add object, shndx, is_comdat, and is_group_name
93 parameters. Change all callers. Adjust for new Kept_section.
94 (Layout::find_kept_object): Remove.
95 * object.cc (Sized_relobj::include_section_group): Update use of
96 Kept_section. Rename secnum to shndx. Only record
97 Kept_comdat_section if sections are the same size.
98 (Sized_relobj::include_linkonce_section): Update use of
99 Kept_section. Only record Kept_comdat_section if sections are the
100 same size. Set size of linkonce section.
101 (Sized_relobj::map_to_kept_section): Update call to
102 get_kept_comdat_section.
103 * object.h (class Sized_relobj): Rename fields in
104 Kept_comdat_section to drop trailing underscores; change object
105 field to Relobj*. Change Kept_comdat_section_table to store
106 struct rather than pointer.
107 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
108 Add kept_object and kept_shndx parameters. Change all callers.
109 (Sized_relobj::get_kept_comdat_section): Change return type to
110 bool. Add kept_object and kept_shndx parameters. Change all
112 * plugin.cc (Pluginobj::include_comdat_group): Update call to
113 Layout::find_or_add_kept_section.
115 2009-07-09 Ian Lance Taylor <iant@google.com>
117 * merge.cc (Object_merge_map::initialize_input_to_output_map):
118 Reserve space in the hash table.
120 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
122 * fileread.cc (File_read::get_mtime): New method.
123 * fileread.h (Timespec): New structure.
124 (File_read::get_mtime): New method.
125 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
126 Renamed from timestamp_nsec.
127 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
129 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
131 (Incremental_inputs::report_archive): Save mtime; style fix.
132 (Incremental_inputs::report_obejct): Save mtime; style fix.
133 (Incremental_inputs::report_script): Save mtime; style fix.
134 (Incremental_inputs::finalize_inputs): Style fix.
135 (Incremental_inputs::finalize): Style fix.
136 (Incremental_inputs::create_input_section_data): Store inputs
138 * incremental.h (Incremental_inputs::report_script): Add mtime
140 (Incremental_inputs::Input_info::Input_info): Intialize only one
142 (Incremental_inputs::Input_info::archive): Move to nameless
144 (Incremental_inputs::Input_info::obejct): Move to nameless union.
145 (Incremental_inputs::Input_info::script): Move to nameless union.
146 (Incremental_inputs::mtime): New field.
147 * script.cc (read_input_script): Pass file mtime to
149 * script.h (Script_info::inputs): Style fix.
151 2009-07-01 Ian Lance Taylor <ian@airs.com>
153 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
156 2009-06-24 Ian Lance Taylor <iant@google.com>
159 * layout.cc (Layout::choose_output_section): If we find an
160 existing section, update the flags.
161 (Layout::create_notes): New function, broken out of
163 (Layout::finalize): Don't create note sections.
164 (Layout::create_note): Don't crash if linker script discards
166 (Layout::create_gold_note): Likewise.
167 (Layout::create_build_id): Likewise. Don't set
168 after_input_sections on the section.
169 (Layout::create_executable_stack_info): Remove target parameter.
171 * layout.h (class Layout): Declare create_notes. Update
172 declaration of create_executable_stack_info.
173 * gold.cc (queue_middle_tasks): Call create_notes.
174 * output.cc (Output_section::update_flags_for_input_section): Move
175 here from output.h. If SHF_ALLOC flag is newly set, mark address
177 * output.h (Output_data::mark_address_invalid): New function.
178 (class Output_section): Only declare, not define,
179 update_flags_for_input_section. Remove set_flags.
181 2009-06-24 Ian Lance Taylor <iant@google.com>
183 * script-sections.cc (Output_section_definition::
184 set_section_addresses): Rename shadowing local load_address to
187 2009-06-24 Ian Lance Taylor <iant@google.com>
190 * reloc.cc (relocate_sections): Skip empty relocation sections.
192 2009-06-23 Ian Lance Taylor <iant@google.com>
195 * layout.cc (Layout::create_note): Use choose_output_section
196 rather than make_output_section.
198 2009-06-23 Ian Lance Taylor <iant@google.com>
201 * options.cc (General_options::parse_V): Set printed_version_.
202 (General_options::General_options): Initialize printed_version_.
203 * options.h (class General_options): Add printed_version_ field.
204 * gold.cc (queue_initial_tasks): If there are no input files,
205 don't give a fatal error if we printed the version information.
206 (queue_middle_tasks): If using -r with a shared object, give a
207 fatal error rather than an ordinary error.
209 2009-06-23 Ian Lance Taylor <iant@google.com>
212 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
213 (Layout::make_output_section): Set have_stabstr_section_ if we see
215 (Layout::finalize): Call link_stabs_sections.
216 (Layout::link_stabs_sections): New file.
217 * layout.h (class Layout): Add have_stabstr_section_ field.
218 Declare link_stabs_sections.
220 2009-06-23 Doug Kwan <dougkwan@google.com>
222 * Makefile.am (libgold_a_LIBADD): New.
223 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
224 * Makefile.in: Regenerate.
225 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
226 * configure: Regenerate.
227 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
228 * fileread.cc: Include sys/state.h
229 * gold.h: Declare memmem and strndup if found missing.
230 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
232 2009-06-23 Ian Lance Taylor <iant@google.com>
234 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
235 * configure: Rebuild.
237 2009-06-23 Ian Lance Taylor <iant@google.com>
240 * object.cc (Object::section_contents): Don't try to get a view if
241 the section has length zero.
242 (Object::handle_gnu_warning_section): If the section is empty, use
243 the name of the section as the warning.
245 2009-06-23 Ian Lance Taylor <iant@google.com>
248 * stringpool.h (class Stringpool_template): Add optimize_ field.
249 (Stringpool_template::set_optimize): New function.
250 * stringpool.cc (Stringpool_template::Stringpool_template):
251 Initialize optimize_ field.
252 (Stringpool_template::set_string_offsets): Test local optimize
253 fild rather than parameter.
254 * layout.cc (Layout::Layout): Call set_optimize on the section
257 2009-06-22 Ian Lance Taylor <iant@google.com>
260 * yyscript.y: Parse TARGET.
261 * script.cc (script_set_target): New function.
262 * script-c.h (script_set_target): Declare.
263 * options.cc (General_options::string_to_object_format): Rename
264 from string_to_object_format in anonymous namespace. Change
266 * options.h (class General_options): Declare
267 string_to_object_format.
269 2009-06-22 Ian Lance Taylor <iant@google.com>
271 * script-sections.cc (Script_sections::create_segments): Don't put
272 program headers in a PT_LOAD segment if -n or -N.
274 2009-06-22 Ian Lance Taylor <iant@google.com>
277 * options.h (class General_options): Add -z lazy and -z now. Sort
278 -z options into alphabetical order.
279 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
281 2009-06-21 Ian Lance Taylor <iant@google.com>
283 * layout.cc (Layout::make_output_section): Call
284 Target::new_output_section.
285 (Layout::attach_allocated_section_to_segment): Put large section
286 sections in a separate load segment with the large segment flag
288 (Layout::segment_precedes): Sort large data segments after other
290 (align_file_offset): New static function.
291 (Layout::set_segment_offsets): Use align_file_offset.
292 * output.h (class Output_section): Add is_small_section_ and
293 is_large_section_ fields.
294 (Output_section::is_small_section): New function.
295 (Output_section::set_is_small_section): New function.
296 (Output_section::is_large_section): New function.
297 (Output_section::set_is_large_section): New function.
298 (Output_section::is_large_data_section): New function.
299 (class Output_segment): Add is_large_data_segment_ field.
300 (Output_segment::is_large_data_segment): New function.
301 (Output_segment::set_is_large_data_segment): New function.
302 * output.cc (Output_section::Output_section): Initialize new
304 (Output_segment::Output_segment): Likewise.
305 (Output_segment::add_output_section): Add assertion that large
306 data sections always go in large data segments. Force small data
307 sections to the end of the list of data sections. Force small BSS
308 sections to the start of the list of BSS sections. For large BSS
309 sections to the end of the list of BSS sections.
310 * symtab.h (class Symbol): Declare is_common_shndx.
311 (Symbol::is_defined): Check Symbol::is_common_shndx.
312 (Symbol::is_common): Likewise.
313 (class Symbol_table): Define enum Commons_section_type. Update
314 declarations. Add small_commons_ and large_commons_ fields.
315 * symtab.cc (Symbol::is_common_shndx): New function.
316 (Symbol_table::Symbol_table): Initialize new fields.
317 (Symbol_table::add_from_object): Put small and large common
318 symbols in the right list.
319 (Symbol_table::sized_finalized_symbol): Check
320 Symbol::is_common_shndx.
321 (Symbol_table::sized_write_globals): Likewise.
322 * common.cc (Symbol_table::do_allocate_commons): Allocate new
323 common symbol lists. Don't call do_allocate_commons_list if the
325 (Symbol_table::do_allocate_commons_list): Remove is_tls
326 parameter. Add comons_section_type parameter. Change all
327 callers. Handle small and large common symbols.
328 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
329 Symbol::is_common_shndx.
330 * resolve.cc (symbol_to_bits): Likewise.
331 * target.h (Target::small_common_shndx): New function.
332 (Target::small_common_section_flags): New function.
333 (Target::large_common_shndx): New function.
334 (Target::large_common_section_flags): New function.
335 (Target::new_output_section): New function.
336 (Target::Target_info): Add small_common_shndx, large_common_shndx,
337 small_common_section_flags, and large_common_section_flags
339 (Target::do_new_output_section): New virtual function.
340 * arm.cc (Target_arm::arm_info): Initialize new fields.
341 * i386.cc (Target_i386::i386_info): Likewise.
342 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
344 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
345 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
346 (Target_x86_64::do_new_output_section): New function.
347 * configure.ac: Define conditional MCMODEL_MEDIUM.
348 * testsuite/Makefile.am (check_PROGRAMS): Add large.
349 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
350 (large_LDFLAGS): Define.
351 * testsuite/large.c: New file.
352 * testsuite/testfile.cc (Target_test::test_target_info):
353 Initialize new fields.
354 * configure, testsuite/Makefile.in: Rebuild.
356 2009-06-05 Doug Kwan <dougkwan@google.com>
358 * Makefile.am (CCFILES): Add target.cc.
359 * Makefile.in: Regenerate.
360 * i386.cc (class Target_i386): Define new virtual method to
361 override do_is_local_label_name in parent.
362 * object.cc (Sized_relobj::do_count_local_symbols): Discard
363 local symbols if --discard-locals or -X is given.
364 * options.h (class General_options): Declare new options
365 '--discard-locals' and '-X' for discarding locals.
366 * target.h (class Target): Define new methods is_local_label_name.
367 Declare new virtual method do_is_local_label_name.
368 * target.cc: New file.
369 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
370 (check_SCRIPTS): Add discard_locals_test.sh.
371 (check_DATA): Add discard_local_tests.syms.
372 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
373 (discard_local_tests.syms, discard_locals_test.o): New make rules.
374 * testsuite/Makefile.in: Regenerate.
375 * testsuite/discard_locals_test.c: New file.
376 * testsuite/discard_locals_test.sh: Same.
378 2009-06-05 Doug Kwan <dougkwan@google.com>
380 * object.cc (Sized_relobj::Sized_relobj): Initialize
381 discarded_eh_frame_shndx_ to -1U.
382 (Sized_relobj::do_layout): Record index of a discard .eh_frame
384 (Sized_relobj::do_count_local_symbols): Skip local symbols in
385 a discarded .eh_frame section.
386 (Sized_relobj::do_finalize_local_symbols): Ditto.
387 * object.h (class Sized_relobj): Declare new member
388 discarded_eh_frame_shndx_.
389 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
390 (local_labels_test.o, local_labels_test): New rules.
391 * testsuite/Makefile.in: Regenerate.
393 2009-06-04 Doug Kwan <dougkwan@google.com>
395 * layout.cc (Layout::section_name_mapping): Add mapping for
396 special ARM sections.
398 2009-06-03 Doug Kwan <dougkwan@google.com>
400 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
401 (utils::has_overflow): Same.
403 2009-06-03 Ian Lance Taylor <iant@google.com>
405 * layout.cc (Layout::section_name_mapping): New array, replacing
406 Layout::linkonce_mapping.
407 (Layout::section_name_mapping_count): New variable, replacing
408 Layout::linkonce_mapping_count.
409 (Layout::linkonce_output_name): Remove.
410 (Layout::output_section_name): Rewrite.
411 * layout.h (class Layout): Rename Linkonce_mapping to
412 Section_name_mapping, linkonce_mapping to section_name_mapping,
413 linkonce_mapping_count to section_name_mapping_count. Don't
414 declare linkonce_output_name.
416 2009-06-03 Doug Kwan <dougkwan@google.com>
418 * gold/arm.cc (namespace utils): New.
419 (Target_arm::reloc_is_non_pic): Define new method.
420 (class Arm_relocate_functions): New.
421 (Target_arm::Relocate::relocate): Handle relocation types used by
424 2009-06-03 Ian Lance Taylor <iant@google.com>
426 * arm.cc (Target_arm::scan::global): Use || instead of |.
428 2009-06-02 Doug Kwan <dougkwan@google.com>
430 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
431 issued_non_pic_error_.
432 (class Target_arm::Scan): Declare new method check_non_pic.
433 Define new method symbol_needs_plt_entry.
434 Declare new data member issued_non_pic_error_.
435 (class Target_arm::Relocate): Declare new method
436 should_apply_static_reloc.
437 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
438 (Target_arm::Scan::check_non_pic): Define new method.
439 (Target_arm::Scan::local): Handle a small subset of reloc types used
441 (Target_arm::Scan::local): Same.
442 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
444 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
446 * incremental.cc (Incremental_inputs::report_command_line): Filter
447 out --incremental-* options.
449 2009-05-29 Doug Kwan <dougkwan@google.com>
451 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
453 (class Target_arm): Update comment.
454 (Target_arm::Target_arm): Initialize new data members GOT_,
455 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
456 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
457 and Target_arm::rel_dyn_section.
458 Declare new_enum Target_arm::Got_type.
459 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
461 Update commments for member do_dynsym_value.
462 (Target_arm::got_size, Target_arm::plt_section,
463 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
464 new methods inside class defintion.
465 (Target_arm::got_section): Define new method.
466 (Target_arm::rel_dyn_section): Same.
467 (Output_data_plt_arm): New template class.
468 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
469 (Output_data_plt_arm:do_adjust_output_section): Define new method.
470 (Output_data_plt_arm::add_entry): Same.
471 (Output_data_plt_arm::first_plt_entry): Define new
472 static data member for PLT instruction template.
473 (Output_data_plt_arm::plt_entry): Same.
474 (Output_data_plt_arm::do_write): Define new method.
475 (Target_arm::make_plt_entry): Same.
476 (Target_arm::do_finalize_sections): Same.
477 (Target_arm::do_dynsym_value): Same.
479 2009-05-28 Doug Kwan <dougkwan@google.com>
481 * Makefile.am (TARGETSOURCES): Add arm.cc.
482 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
483 * Makefile.in: Regenerate.
485 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
487 2009-05-26 Doug Kwan <dougkwan@google.com>
489 * options.cc (General_options::parse_exclude_libs). Fix a comment.
490 (General_options::check_excluded_libs): Strip off directories in
491 archive name before matching like GNU ld does.
492 * testsuite/Makefile.am (MOSTLYCLEANFILES,
493 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
494 (exclude_libs_test_LDFLAGS): Add linker option
495 -Wl,--exclude-libs,libexclude_libs_test_3
496 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
497 an explicit archive without using -l.
498 (alt/libexclude_libs_test_3.a): New make rule.
499 * testsuite/Makefile.in: Regenerate.
500 * testsuite/exclude_libs_test.c : Declare lib3_default().
502 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
503 * exclude_libs_test_3.c: New file.
505 2009-05-26 Nick Clifton <nickc@redhat.com>
507 * po/id.po: New Indonesian translation.
508 * po/gold.pot: Updated template file.
510 2009-05-22 Sriraman Tallam <tmsriram@google.com>
512 * testsuite/Makefile.am: Add -ffunction-sections to compile
513 gc_comdat_test files. Add -Wl,--gc-sections to build
515 * testsuite/Makefile.in: Regenerate.
516 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
518 2009-05-21 Sriraman Tallam <tmsriram@google.com>
520 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
521 kept comdat section was garbage collected.
522 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
523 * testsuite/Makefile.in: Regenerate.
524 * testsuite/gc_comdat_test.sh: New file.
525 * testsuite/gc_comdat_test_1.cc: New file.
526 * testsuite/gc_comdat_test_2.cc: New file.
528 2009-05-19 Doug Kwan <dougkwan@google.com>
530 * archive.cc (Archive::Archive): Move constructor from archive.h
531 to here. Initialize no_export_.
532 (Archive::get_elf_object_for_member): Set no_export flag of object.
533 * archive.h (Archive::Archive): Move constructor body to
535 (Archive::no_export): New method.
536 (Archive::no_export_): New field.
537 * object.h (Object::Object): Initialize no_export_ to false.
538 (Object::no_export, Object::set_no_export): New methods.
539 (Object::no_export_): New field.
540 * options.cc (General_options::parse_exclude_libs): New method.
541 (General_options::check_excluded_libs) Same.
542 * options.h (exclude_libs): New option.
543 (General_options::check_excluded_libs): New method declaration.
544 (General_options::excluded_libs_): New field.
545 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
546 default or protected visibility if an object has no-export flag set.
547 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
548 (check_SCRIPTS): Add exclude_libs_test.sh.
549 (check_DATA): Add exclude_libs_test.syms.
550 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
551 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
552 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
553 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
554 (exclude_libs_test.syms, libexclude_libs_test_1.a,
555 libexclude_libs_test_2.a): New rules.
556 * testsuite/Makefile.in: Regenerate.
557 * testsuite/exclude_libs_test.c: New file.
558 * testsuite/exclude_libs_test.sh: Ditto.
559 * testsuite/exclude_libs_test_1.c: Ditto.
560 * testsuite/exclude_libs_test_2.c: Ditto.
562 2009-05-15 Ian Lance Taylor <iant@google.com>
564 * configure.ac: Check for declarations for cases where libiberty.h
565 checks HAVE_DECL_xxx.
566 * configure, config.in: Rebuild.
568 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
570 * gold.h (Incremental_argument_list): Remove (invalid) forward
572 * incremental.cc (Incremental_inputs::report_achive): New method.
573 (Incremental_inputs::report_object): New method.
574 (Incremental_inputs::report_script): New method.
575 (Incremental_inputs::finalize_inputs): New method.
576 (Incremental_inputs::finalize): Call finalize_inputs().
577 (Incremental_inputs::sized_create_incremental_inputs_section_data):
578 Create inputs entries.
579 * incremental.h (Incremental_input_type): New enum.
580 (Incremental_inputs::Incremental_input): Initialize new fields.
581 (Incremental_inputs::report_inputs): New method.
582 (Incremental_inputs::report_achive): New method.
583 (Incremental_inputs::report_object): New method.
584 (Incremental_inputs::report_script): New method.
585 (Incremental_inputs::finalize_inputs): New method.
586 (Incremental_inputs::Input_info): New struct.
587 (Incremental_inputs::Input_info_map): New typedef.
588 (Incremental_inputs::lock_): New field.
589 (Incremental_inputs::Inputs_): New field.
590 (Incremental_inputs::Inputs_map): New field.
591 * main.cc (main): Call Incremental_input::report_inputs.
592 * options.h (Input_argument_list): Typedef moved from
594 (Input_file_group::Files): Remove, use ::Input_argument_list.
595 (Input_file_group::Input_argument_list): Remove, use
596 ::Input_argument_list.
597 * plugin.cc (Plugin_manager::add_input_file): Add error in
599 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
601 * script.cc (read_input_script): Call
602 Incremental_input::report_script.
603 * script.h (Script_info): New class.
605 2009-04-27 Ian Lance Taylor <iant@google.com>
607 * x86_64.cc (do_adjust_output_section): Set entsize to
610 2009-04-23 Elliott Hughes <enh@google.com>
612 * output.cc (Output_file::close): After short writes, continue
613 writing from the correct offset in the buffer being written.
615 2009-04-23 Chris Demetriou <cgd@google.com>
617 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
618 * configure: Regenerate.
619 * config.in: Regenerate.
620 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
621 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
623 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
625 * incremental.cc (Incremental_inputs_header_data): Renamed from
626 Incremental_input_header_data.
627 (Incremental_inputs_header_data::data_size): New field.
628 (Incremental_inputs_header_data::put_input_file_count): Renamed
629 from input_file_count.
630 (Incremental_inputs_header_data::put_command_line_offset): Renamed
631 from command_line_offset.
632 (Incremental_inputs_header_data::put_reserved): Renamed from
634 (Incremental_inputs_entry_data): Renamed from
635 Incremental_input_entry_data.
636 (Incremental_inputs_entry_data::data_size): New field.
637 (Incremental_inputs::report_command_line): New method.
638 (Incremental_inputs::finalize): New method.
639 (Incremental_inputs::create_incremental_inputs_data): New method.
640 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
641 * incremental.h: New file.
642 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
643 (Layout::finalize): Create incremental inputs section in
645 (Layout::create_incremental_info_sections): New method.
646 * layout.h (Layout::incremental_inputs): New method.
647 (Layout::create_incremental_info_sections): New method.
648 (Layout::incremental_inputs_): New field.
649 * main.cc (main): Notify Incremental_input of the command line.
651 2009-04-01 Ian Lance Taylor <iant@google.com>
652 Mikolaj Zalewski <mikolajz@google.com>
654 * gold.h (reserve_unordered_map): Define, three versions, one for
655 each version of Unordered_map.
656 * layout.cc (Layout::Layout): Remove options parameter. Add
657 number_of_input_files parameter. Don't initialize options_.
658 Initialize number_of_input_files_ and resized_signatures_. Move
659 sections_are_attached_.
660 (Layout::layout_group): Reserve space for group_signatures_.
661 (Layout::find_or_add_kept_section): Change name parameter to be a
662 reference. Resize signatures_ map when it gets large enough.
663 (Layout::layout_eh_frame): Use parameters->options() instead of
665 (Layout::make_output_section): Likewise.
666 (Layout::attach_allocated_section_to_segment): Likewise.
667 (Layout::finalize, Layout::create_executable_stack): Likewise.
668 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
669 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
670 * layout.h (class Layout): Update declarations. Remove options_
671 field. Add number_of_input_files_ and resized_signatures_
672 fields. Move sections_are_attached_ field.
673 * main.cc (main): Pass number of input files to Layout
674 constructor. Don't pass options.
676 2009-03-30 Ian Lance Taylor <iant@google.com>
678 * ffsll.c (ffsll): Correct implementation.
680 2009-03-27 Ian Lance Taylor <iant@google.com>
683 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
684 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
685 * ftruncate.c (ftruncate): Declare before definition.
686 * mremap.c (mremap): Likewise.
687 * pread.c (pread): Likewise.
688 * configure, Makefile.in, config.in: Rebuild.
690 * mremap.c: New file.
691 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
692 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
693 (mremap): Declare if HAVE_MREMAP is not defined.
694 * configure, Makefile.in, config.in: Rebuild.
696 2009-03-27 Cary Coutant <ccoutant@google.com>
698 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
699 position independent.
700 * sparc.cc (Target_sparc::check_non_pic): Likewise.
701 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
703 2009-03-24 Cary Coutant <ccoutant@google.com>
705 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
707 (needs_dynamic_reloc): Likewise.
709 2009-03-24 Ian Lance Taylor <iant@google.com>
711 * yyscript.y (file_cmd): Recognize EXTERN.
712 (extern_name_list, extern_name_list_body): New nonterminals.
713 * script.cc (script_add_extern): Define.
714 * script-c.h (script_add_extern): Declare.
716 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
718 * object.cc (is_elf_object): Define.
719 * object.h (is_elf_object): Declare.
720 * archive.cc (Archive::get_elf_object_for_member): Call
722 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
724 2009-03-24 Elliott Hughes <enh@google.com>
726 * output.cc (Output_file::map_anonymous): Define.
727 (Output_file::map): Use map_anonymous. If the regular mmap fails,
728 try an anonymous one. Report the size if the mmap fails.
729 * output.h (class Output_file): Declare map_anonymous.
731 2009-03-24 Ian Lance Taylor <iant@google.com>
733 * target-select.cc (instantiate_target): Don't acquire the lock if
734 the instantiated_target_ field has already been set.
736 2009-03-23 Ian Lance Taylor <iant@google.com>
738 * gold-threads.h (class Initialize_lock): Define.
739 * gold-threads.cc (class Initialize_lock_once): Define.
740 (initialize_lock_control): New static variable.
741 (initialize_lock_pointer): New static variable.
742 (initialize_lock_once): New static function.
743 (Initialize_lock::Initialize_lock): Define.
744 (Initialize_lock::initialize): Define.
745 * target-select.h: Include "gold-threads.h".
746 (class Target_selector): Add lock_ and initialize_lock_ fields.
747 Don't define instantiate_target, just declare it.
748 * target-select.cc (Target_selector::Target_selector): Initialize
750 (Target_selector::instantiate_target): Define.
751 * descriptors.h: Include "gold-threads.h".
752 (class Descriptors): Add initialize_lock_ field.
753 * descriptors.cc (Descriptors::Descriptors): Initialize new
755 (Descriptors::open): Use initialize_lock_ field
756 * errors.h (class Errors): Add initialize_lock_ field.
757 * errors.cc (Errors::Errors): Initialize new field.
758 (Errors::initialize_lock): Use initialize_lock_ field.
759 * powerpc.cc (class Target_selector_powerpc): Remove
760 instantiated_target_ field. In do_recognize call
761 instantiate_target rather than do_instantiate_target. In
762 do_instantiate_target just allocate a new target.
763 * sparc.cc (class Target_selector_sparc): Likewise.
765 * freebsd.h: New file.
766 * i386.cc: Include "freebsd.h".
767 (Target_i386): Derive from Target_freebsd rather than
769 (Target_selector_i386): Derive from Target_selector_freebsd rather
770 than Target_selector.
771 * x86_64.cc: Include "freebsd.h".
772 (Target_x86_64): Derive from Target_freebsd rather than
774 (Target_selector_x86_64): Derive from Target_selector_freebsd
775 rather than Target_selector.
776 * target.h (class Target): Add adjust_elf_header and
777 do_adjust_elf_header.
778 * output.cc (Output_file_header:: do_sized_write): Call target
779 adjust_elf_header routine.
780 * configure.tgt: Set targ_osabi.
781 * configure.ac: Define GOLD_DEFAULT_OSABI.
782 * parameters.cc (Parameters::default_target): Pass
783 GOLD_DEFAULT_OSABI to select_target.
784 * target-select.h (class Target_selector): Make instantiate_target
785 protected rather than private.
786 * Makefile.am (HFILES): Add freebsd.h.
787 * configure, Makefile.in, config.in: Rebuild.
789 * merge.cc (do_add_input_section): Correct pend value. Change
790 message about last entry not being null terminated from error to
793 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
795 * incremental.cc: New file.
796 * Makefile.am (CCFILES): Add incremental.cc.
797 * Makefile.in: Rebuild.
799 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
801 * layout.cc (Layout::output_section_name): Preserve names
802 of '.note.' sections.
804 2009-03-19 Ian Lance Taylor <iant@google.com>
806 * descriptors.cc (Descriptors::open): Check that the options are
807 valid before using them.
809 2009-03-18 Ian Lance Taylor <iant@google.com>
811 * script-sections.h: Include <list>.
812 (class Script_sections): Change Sections_elements from std::vector
813 to std::list. Typedef public Elements_iterator. Add
814 orphan_section_placement_, data_segment_align_start_, and
815 saw_data_segment_align_ fields. Remove data_segment_align_index_
817 * script-sections.cc (class Orphan_section_placement): New class.
818 (class Sections_element): Add virtual functions is_relro and
819 orphan_section_init. Remove virtual function place_orphan_here.
820 (class Output_section_definition): Add is_relro and
821 orphan_section_init. Remove place_orphan_here.
822 (class Orphan_output_section): Likewise.
823 (Script_sections::Script_sections): Update for field changes.
824 (Script_sections::data_segment_align): Set saw_data_segment_align_
825 and data_segment_align_start_, not data_segment_align_index.
826 (Script_sections::data_segment_relro_end): Check
827 saw_data_segment_align_. Use data_segment_align_start_ rather
828 than data_segment_align_index_.
829 (Script_sections::place_orphan): Rewrite to use
830 Orphan_section_placement.
832 2009-03-17 Ian Lance Taylor <iant@google.com>
834 * archive.cc (Archive::add_symbols): Check for a version attached
835 to the symbol name in the archive map.
836 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
837 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
838 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
839 (ver_test_11.a): New target.
840 * testsuite/Makefile.in: Rebuild.
842 * configure.ac: Check for chsize and posix_fallocate. Replace
844 * ftruncate.c: New file, from gnulib.
845 * output.cc (posix_fallocate): Define dummy version if not
846 HAVE_POSIX_FALLOCATE.
847 (Output_file::map): Call posix_fallocate rather than lseek and
849 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
850 * configure, Makefile.in, config.in: Rebuild.
852 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
854 * layout.h (Layout::create_note): Add section_name parameter.
855 * layout.cc (Layout::create_note): Likewise.
856 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
858 2009-03-17 Ian Lance Taylor <iant@google.com>
860 * descriptors.cc: Include "options.h".
861 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
862 (Descriptors::open): Always use O_CLOEXEC when opening a new
863 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
866 * sparc.cc (class Target_sparc): Add has_got_section.
867 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
868 make sure we have a GOT section.
870 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
871 (Target_sparc::Scan::local): Likewise.
872 (Target_sparc::Scan::global): Likewise.
873 (Target_sparc::Relocate::relocate): Likewise.
874 (Target_sparc::Relocate::relocate_tls): Likewise.
876 * symtab.cc (Symbol_table::define_default_version): New function,
877 broken out of add_from_object.
878 (Symbol_table::add_from_object): Call define_default_version.
879 (Symbol_table::define_special_symbol): Add resolve_oldsym
880 parameter. Change all callers. If the version for a symbol comes
881 from a version script, resolve it with the symbol with the same
882 name with no version. Also add the symbol without a version if
884 (do_define_in_output_data): If resolving with oldsym, don't delete
886 (do_define_in_output_segment): Likewise.
887 (do_define_as_constant): Likewise.
888 * symtab.h (class Symbol_table): Update declarations.
890 2009-03-13 Ian Lance Taylor <iant@google.com>
892 * readsyms.cc (Read_symbols::incompatible_warning): New function.
893 (Read_symbols::requeue): New function.
894 (Read_symbols::do_read_symbols): If make_elf_object fails because
895 the target type is not configured, and the file was searched for,
896 issue a warning and retry with the next directory.
897 (Add_symbols::run): If the file has an incompatible format, and
898 it was searched for, requeue the Read_symbols task. On error,
900 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
901 dirindex parameter to constructor. Change all callers. Declare
902 incompatible_warning and requeue.
903 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
904 input_argument_ and input_group_ fields. Add them to
905 constructor. Change all callers.
906 (class Read_script): Add dirindex_ field. Add it to constructor.
908 * archive.cc (Archive::setup): Remove input_objects parameter.
910 (Archive::get_file_and_offset): Likewise.
911 (Archive::read_all_symbols): Likewise.
912 (Archive::read_symbols): Likewise.
913 (Archive::get_elf_object_for_member): Remove input_objects
914 parameter. Add punconfigured parameter. Change all callers.
915 (Archive::add_symbols): Change return type to bool. Check return
916 value of include_member.
917 (Archive::include_all_members): Likewise.
918 (Archive::include_member): Change return type to bool. Return
919 false if first included object has incompatible target. Set
920 included_member_ field.
921 (Add_archive_symbols::run): If add_symbols returns false, requeue
923 * archive.h (class Archive): Add included_member_ field.
924 Initialize it in constructor. Add input_file and searched_for
925 methods. Update declarations.
926 (class Add_archive_symbols): Add dirpath_, dirindex_, and
927 input_argument_ fields. Add them to constructor. Change all
929 * script.cc: Include "target-select.h".
930 (class Parser_closure): Add skip_on_incompatible_target_ and
931 found_incompatible_target_ fields. Add
932 skip_on_incompatible_target parameter to constructor. Change all
933 callers. Add methods skip_on_incompatible_target,
934 clear_skip_on_incompatible_target, found_incompatible_target, and
935 set_found_incompatible_target.
936 (read_input_script): Add dirindex parameter. Change all callers.
937 If parser finds an incompatible target, requeue Read_symbols
939 (script_set_symbol): Clear skip_on_incompatible_target in
941 (script_add_assertion, script_parse_option): Likewise.
942 (script_start_sections, script_add_phdr): Likewise.
943 (script_check_output_format): New function.
944 * script.h (read_input_script): Update declaration.
945 * script-c.h (script_check_output_format): Declare.
946 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
947 (ignore_cmd): Remove OUTPUT_FORMAT.
948 * fileread.cc (Input_file::Input_file): Add explicit this.
949 (Input_file::will_search_for): New function.
950 (Input_file::open): Add pindex parameter. Change all callers.
951 * fileread.h (class Input_file): Add input_file_argument method.
952 Declare will_search_for. Update declarations.
953 * object.cc (make_elf_object): Add punconfigured parameter.
955 * object.h (class Object): Make input_file public. Add
957 (make_elf_object): Update declaration.
958 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
960 * dirsearch.h (class Dirsearch): Update declaration.
961 * options.h (class General_options): Add --warn-search-mismatch.
962 * parameters.cc (Parameters::is_compatible_target): New function.
963 * parameters.h (class Parameters): Declare is_compatible_target.
964 * workqueue.cc (Workqueue::add_blocker): New function.
965 * workqueue.h (class Workqueue): Declare add_blocker.
967 * fileread.cc (Input_file::open): Remove options parameter.
969 (Input_file::open_binary): Likewise.
970 * script.cc (read_input_script): Likewise.
971 * readsyms.h (class Read_symbols): Remove options_ field. Remove
972 options parameter from constructor. Change all callers.
973 (class Read_script): Likewise.
974 * fileread.h (class Input_file): Update declarations.
975 * script.h (read_input_script): Update declaration.
977 2009-03-10 Nick Clifton <nickc@redhat.com>
979 * po/es.po: New Spanish translation.
981 2009-03-06 Cary Coutant <ccoutant@google.com>
983 * options.cc (parse_short_option): Keep dash_z from registering itself.
985 2009-03-03 Ian Lance Taylor <iant@google.com>
988 * target-reloc.h (relocate_section): Pass output_section to
990 * i386.cc (Target_i386::should_apply_static_reloc): Add
991 output_section parameter. Change all callers.
992 (Target_i386::Relocate::relocate): Add output_section parameter.
993 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
994 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
995 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
996 * testsuite/two_file_shared.sh: New script.
997 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
998 (check_DATA): Add two_file_shared.dbg.
999 (two_file_shared.dbg): New target.
1000 * testsuite/Makefile.in: Rebuild.
1002 2009-03-01 Ian Lance Taylor <iant@google.com>
1004 * configure.ac: Check for byteswap.h.
1005 * configure: Rebuild.
1006 * config.in: Rebuild.
1008 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1010 * layout.cc (Layout::find_or_add_kept_section): New function.
1011 (Layout::add_comdat): Removed.
1012 * layout.h (struct Kept_section): Move out of class Layout.
1013 Remove trailing underscores from field names. Add group_sections
1014 field. Rename group_ field to is_group. Change all uses.
1015 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1016 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1017 comdat_groups_ field.
1018 (Sized_relobj::include_section_group): Use
1019 find_or_add_kept_section and Kept_section::group_sections.
1020 (Sized_relobj::include_linkonce_section): Likewise.
1021 * object.cc (class Sized_relobj): Don't define Comdat_group or
1022 Comdat_group_table. Remove find_comdat_group and
1023 add_comdat_group. Remove comdat_groups_ field.
1024 * plugin.cc (include_comdat_group): Use
1025 Layout::find_or_add_kept_section.
1027 2009-02-28 Ian Lance Taylor <iant@google.com>
1029 * README: --gc-sections and map files are now supported. Document
1030 some build requirements.
1033 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1034 relocatable link set the value of the section symbol to zero.
1035 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1036 relocatable link don't include the section address in the local
1039 2009-02-27 Ian Lance Taylor <iant@google.com>
1042 * options.h (class Search_directory): Add is_system_directory.
1043 (class General_options): Declare is_in_system_directory.
1044 * options.cc (get_relative_sysroot): Make static.
1045 (get_default_sysroot): Make static.
1046 (General_optoins::is_in_system_directory): New function.
1047 * fileread.cc (Input_file::is_in_system_directory): New function.
1048 * fileread.h (class Input_file): Declare is_in_system_directory.
1049 * object.h (class Object): Add is_in_system_directory.
1050 (class Input_objects): Remove system_library_directory_ field.
1051 * object.cc (Input_objects::add_object): Don't set
1052 system_library_directory_.
1053 (input_objects::found_in_system_library_directory): Remove.
1054 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1055 parameter. Change all callers.
1056 (Symbol_table::sized_write_globals): Likewise.
1057 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1058 Call Object::is_in_system_directory.
1059 * symtab.h (class Symbol_table): Update declarations.
1062 * descriptors.h (Open_descriptor): Add is_on_stack field.
1063 * descriptors.cc (Descriptors::open): If the descriptor is on the
1064 top of the stack, remove it. Initialize is_on_stack field.
1065 (Descriptors::release): Only add pod to stack if it is not on the
1067 (Descriptors::close_some_descriptor): Clear stack_next and
1071 * output.cc (Output_section::find_starting_output_address): Rename
1072 from starting_output_address; add PADDR parameter; change return
1074 * output.h (class Output_section): Declare
1075 find_starting_output_address instead of starting_output_address.
1076 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1077 section symbol for which we can't find a merge section.
1080 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1081 hidden or internal, force the symbol to be local.
1082 * resolve.cc (Symbol::override_visibility): Define.
1083 (Symbol::override_base): Use override_visibility.
1084 (Symbol_table::resolve): Likewise.
1085 (Symbol::override_base_with_special): Likewise.
1086 (Symbol_table::override_with_special): If the visibility is hidden
1087 or internal, force the symbol to be local.
1088 * symtab.h (class Symbol): Add set_visibility and
1089 override_visibility.
1090 * testsuite/ver_test_1.sh: New file.
1091 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1092 (check_DATA): Add ver_test_1.syms.
1093 (ver_test_1.syms): New target.
1094 * testsuite/Makefile.in: Rebuild.
1096 2009-02-25 Cary Coutant <ccoutant@google.com>
1098 * layout.cc (Layout::choose_output_section): Don't rename sections
1099 when using a linker script that has a SECTIONS clause.
1100 * Makefile.in: Regenerate.
1102 * testsuite/Makefile.am (script_test_5.sh): New test case.
1103 * testsuite/Makefile.in: Regenerate.
1104 * testsuite/script_test_5.cc: New file.
1105 * testsuite/script_test_5.sh: New file.
1106 * testsuite/script_test_5.t: New file.
1108 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1110 * archive.cc (Archive::include_member): Update calls to add_symbols.
1111 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1112 the Layout argument.
1113 * dynobj.h (do_add_symbols): Add the Layout argument.
1114 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1116 * object.h (Object::add_symbols): Add the Layout argument.
1117 (Object::do_add_symbols): Add the Layout argument.
1118 (Sized_relobj::do_add_symbols): Add the Layout argument.
1119 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1120 Unify the two versions.
1121 (Add_plugin_symbols): Remove.
1122 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1123 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1124 (Add_plugin_symbols): Remove.
1125 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1126 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1127 (Add_symbols::run): Make it work with Pulginobj.
1129 2009-02-06 Ian Lance Taylor <iant@google.com>
1131 * object.cc (Sized_relobj::do_layout): Make info message start
1132 with lower case letter.
1134 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1136 * binary.cc: Fix file comment.
1138 * options.h (enum Incremental_disposition): Define.
1139 (class General_options): Add new options: --incremental,
1140 --incremental_changed, --incremental_unchanged,
1141 --incremental_unknown. Add incremental_disposition_ and
1142 implicit_incremental_ fields.
1143 (General_options::incremental_disposition): New function.
1144 (class Position_dependent_options): Add incremental_disposition
1146 (Position_dependent_options::copy_from_options): Set incremental
1148 * options.cc (General_options::parse_incremental_changed): New
1150 (General_options::parse_incremental_unchanged): New function.
1151 (General_options::parse_incremental_unknown): New function.
1152 (General_options::General_options): Initialize new fields
1153 incremental_disposition_ and implicit_incremental_.
1154 (General_options::finalize): Check for uasge of --incremental-*
1155 without --incremental.
1157 2009-02-06 Chris Demetriou <cgd@google.com>
1159 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1160 pointer and to report location as the file name associated with
1162 (gold_undefined_symbol_at_location): New function to replace the
1163 old gold_undefined_symbol functionality.
1164 * target-reloc.h (relocate_section): Update to use
1165 gold_undefined_symbol_at_location.
1166 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1167 Call gold_undefined_symbol function rather than gold_error.
1168 * errors.h (Errors::undefined_symbol): Take location as a
1169 string, rather than calculating it from a relocation.
1170 * errors.cc (Errors::fatal): Print "fatal error:" before the
1172 (Errors::error, Errors::error_at_location): Print "error: "
1173 before the formatted message.
1174 (Errors::undefined_symbol): Take location as a string, rather
1175 than calculating it from a relocation.
1176 (gold_undefined_symbol_at_location): New function akin to
1177 old gold_undefined_symbol, calculates location from relocation.
1178 (gold_undefined_symbol): Change to take only a Symbol pointer
1179 and to report location as the file name associated with the symbol.
1180 * testsuite/debug_msg.sh: Update for changed error messages.
1181 * testsuite/undef_symbol.sh: Likewise.
1183 2009-02-04 Duncan Sands <baldrick@free.fr>
1186 * reduced_debug_output.h
1187 (Output_reduced_debug_abbrev_section::failed): Use format for
1189 (Output_reduced_debug_info_section::faild): Likewise.
1191 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1193 * script.cc (Lazy_demangler): New class.
1194 (Version_script_info::get_symbol_version_helper): Demangle a
1197 2009-01-29 Cary Coutant <ccoutant@google.com>
1199 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1201 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1203 2009-01-28 Ian Lance Taylor <iant@google.com>
1205 * version.cc (version_string): Bump to 1.9.
1207 * gold.h: Include <cstring> and <stdint.h>.
1208 * version.cc: Include <cstdio>.
1209 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1211 * reduced_debug_output.cc (insert_into_vector): Rename from
1212 Insert_into_vector; change all callers. Use Swap_unaligned to
1213 avoid aliasing issue; remove union since it is unnecessary.
1215 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1217 * Makefile.am (CCFILES): Add gc.cc.
1219 * Makefile.in: Regenerate.
1220 * gold.cc (Gc_runner): New class.
1221 (queue_initial_tasks): Call garbage collection related tasks
1222 when corresponding options are invoked.
1223 (queue_middle_gc_tasks): New function.
1224 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1225 processed early before laying out sections during garbage collection.
1226 * gold.h (queue_middle_gc_tasks): New function.
1227 (is_prefix_of): Move from "layout.cc".
1228 * i386.cc (Target_i386::gc_process_relocs): New function.
1229 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1230 * main.cc (main): Create object of class "Garbage_collection".
1231 * object.cc (Relobj::copy_symbols_data): New function.
1232 (Relobj::is_section_name_included): New function.
1233 (Sized_relobj::do_layout): Allow this function to be called twice
1234 during garbage collection and defer layout of section during the
1236 * object.h (Relobj::get_symbols_data): New function.
1237 (Relobj::is_section_name_included): New function.
1238 (Relobj::copy_symbols_data): New function.
1239 (Relobj::set_symbols_data): New function.
1240 (Relobj::get_relocs_data): New function.
1241 (Relobj::set_relocs_data): New function.
1242 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1243 (Relobj::gc_process_relocs): New function.
1244 (Relobj::do_gc_process_relocs): New pure virtual function.
1245 (Relobj::sd_): New data member.
1246 (Sized_relobj::is_output_section_offset_invalid): New function.
1247 (Sized_relobj::do_gc_process_relocs): New function.
1248 * options.h (General_options::gc_sections): Modify to not be a no-op.
1249 (General_options::print_gc_sections): New option.
1250 * plugin.cc (Plugin_finish::run): Remove function call to
1251 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1252 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1253 * reloc.cc (Read_relocs::run): Add task to process relocs and
1254 determine unreferenced sections when doing garbage collection.
1255 (Gc_process_relocs): New class.
1256 (Sized_relobj::do_gc_process_relocs): New function.
1257 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1258 sections that are garbage collected.
1259 * reloc.h (Gc_process_relocs): New class.
1260 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1261 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1262 symbols whose corresponding sections are garbage collected.
1263 (Symbol_table::Symbol_table): Add new parameter for the garbage
1265 (Symbol_table::gc_mark_undef_symbols): New function.
1266 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1267 (Symbol_table::gc_mark_dyn_syms): New function.
1268 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1270 (Symbol_table::add_from_object): Likewise.
1271 (Symbol_table::add_from_relobj): When building shared objects, do not
1272 treat externally visible symbols as garbage.
1273 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1274 table information for static and relocatable links.
1275 * symtab.h (Symbol_table::set_gc): New function.
1276 (Symbol_table::gc): New function.
1277 (Symbol_table::gc_mark_undef_symbols): New function.
1278 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1279 (Symbol_table::gc_mark_dyn_syms): New function.
1280 (Symbol_table::gc_): New data member.
1281 * target.h (Sized_target::gc_process_relocs): New pure virtual
1283 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1284 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1286 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1288 * options.h (General_options::gc_sections): Define as a no-op for now.
1289 (General_options::no_keep_memory): Ditto.
1290 (General_options::Bshareable): Define.
1291 * options.cc (General_options::finalize): Honor -Bshareable.
1293 2009-01-20 Andreas Schwab <schwab@suse.de>
1295 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1296 read the value in the contents, since we don't use it. Use the
1297 template endianness when writing.
1298 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1300 2009-01-19 Andreas Schwab <schwab@suse.de>
1302 * configure.tgt (powerpc64-*): Fix targ_obj.
1304 2009-01-15 Ian Lance Taylor <iant@google.com>
1306 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1307 local symbols when stripping all symbols.
1309 2009-01-14 Cary Coutant <ccoutant@google.com>
1311 * output.cc (Output_reloc): Add explicit instantiations.
1313 2009-01-14 Cary Coutant <ccoutant@google.com>
1315 * archive.cc (Archive::get_elf_object_for_member): Remove call
1316 to File_read::claim_for_plugin.
1317 * descriptors.cc (Descriptors::open): Remove reference to
1319 (Descriptors::claim_for_plugin): Remove.
1320 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1321 (Descriptors::is_claimed): Remove.
1322 (claim_descriptor_for_plugin): Remove.
1323 * fileread.cc (File_read::claim_for_plugin): Remove.
1324 * fileread.h (File_read::claim_for_plugin): Remove.
1325 (File_read::descriptor): Reopen descriptor if necessary.
1326 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1327 (Plugin_manager::all_symbols_read): Add task parameter. Change
1329 (Plugin_manager::get_input_file): New function.
1330 (Plugin_manager::release_input_file): New function.
1331 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1332 corresponding data member.
1333 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1334 and pass to base constructor. Change all callers.
1335 (get_input_file, release_input_file): New functions.
1336 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1337 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1338 (Plugin_manager::all_symbols_read): Add task parameter.
1339 (Plugin_manager::get_input_file): New function.
1340 (Plugin_manager::release_input_file): New function.
1341 (Plugin_manager::task_): New data member.
1342 (Pluginobj::Pluginobj): Add filesize parameter.
1343 (Pluginobj::filename): New function.
1344 (Pluginobj::descriptor): New function.
1345 (Pluginobj::filesize): New function.
1346 (Pluginobj::filesize_): New data member.
1347 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1348 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1349 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1351 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1352 with archive libraries.
1353 * testsuite/Makefile.in: Regenerate.
1354 * testsuite/plugin_test.c (struct sym_info): New type.
1355 (get_input_file, release_input_file): New static variables.
1356 (onload): Capture new transfer vector entries.
1357 (claim_file_hook): Stop reading at end of file according to filesize.
1358 Factor out parsing of readelf output into separate function.
1359 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1360 APIs and get the source file name from the symbol table. Convert
1361 source file name to corresponding object file name. Print info
1362 message when adding new input files.
1363 (parse_readelf_line): New function.
1364 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1365 * testsuite/plugin_test_2.sh: Likewise.
1366 * testsuite/plugin_test_3.sh: Likewise.
1367 * testsuite/plugin_test_4.sh: New test case.
1369 2009-01-07 Ian Lance Taylor <iant@google.com>
1371 * version.cc (version_string): Bump to 1.8.
1373 2008-12-23 Cary Coutant <ccoutant@google.com>
1375 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1376 * plugin.cc (Plugin_manager::finish): Rename as
1377 layout_deferred_objects. Move cleanup to separate function.
1378 (Plugin_manager::cleanup): New function.
1379 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1381 * plugin.h (Plugin_manager::finish): Rename as
1382 layout_deferred_objects.
1383 (Plugin_manager::cleanup): New function.
1384 (Plugin_manager::cleanup_done): New field.
1386 2008-12-23 Cary Coutant <ccoutant@google.com>
1388 * plugin.cc (is_visible_from_outside): New function.
1389 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1390 so we don't return "IR only" status for exported symbols or -r links.
1392 * testsuite/Makefile.am (plugin_test_3): New test case.
1393 * testsuite/Makefile.in: Regenerate.
1394 * testsuite/plugin_test_3.sh: New file.
1396 2008-12-22 Cary Coutant <ccoutant@google.com>
1398 * object.cc (Sized_relobj::layout_section): New function.
1399 (Sized_relobj::do_layout): Defer layout of input sections until after
1400 plugin has provided replacement files.
1401 (Sized_relobj::do_layout_deferred_sections): New function.
1402 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1403 (Relobj::layout_deferred_sections): New function.
1404 (Relobj::do_layout_deferred_sections): New function.
1405 (Sized_relobj::do_layout_deferred_sections): New function.
1406 (Sized_relobj::layout_section): New function.
1407 (Sized_relobj::Deferred_layout): New structure.
1408 (Sized_relobj::deferred_layout_): New field.
1409 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1410 Change all callers. Layout deferred sections.
1411 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1413 (Plugin_hook::run): Move code from do_plugin_hook inline.
1414 (Plugin_hook::do_plugin_hook): Remove.
1415 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1416 (Plugin_manager::finish): Renamed, was cleanup.
1417 (Plugin_manager::should_defer_layout): New function.
1418 (Plugin_manager::add_deferred_layout_object): New function.
1419 (Plugin_manager::Deferred_layout_list): New type.
1420 (Plugin_manager::deferred_layout_objects_): New field.
1421 (Plugin_hook::do_plugin_hook): Remove.
1423 2008-12-17 Ian Lance Taylor <iant@google.com>
1425 * options.h (class General_options): Add --no case for
1428 2008-12-16 Cary Coutant <ccoutant@google.com>
1430 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1432 (Plugin_manager::claim_file): Create plugin object even if
1433 plugin did not call the add_symbols callback.
1434 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1435 asking for more symbols than were added.
1436 * testsuite/Makefile.am (plugin_test_1): Add test case with
1438 (empty.syms): New target.
1439 * testsuite/Makefile.in: Regenerate.
1440 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1441 message. Don't call add_symbols if no globals.
1442 (all_symbols_read_hook): Don't provide replacement for empty
1445 2008-12-12 Ian Lance Taylor <iant@google.com>
1447 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1448 r_type == 0 for a local symbol with r_sym == 0.
1449 (scan_relocatable_relocs): Pass r_sym to
1450 local_non_section_strategy.
1451 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1454 * configure.ac: Update test for TLS descriptors: they are
1455 supported as of glibc 2.9.
1456 * configure: Rebuild.
1458 2008-12-11 Ian Lance Taylor <iant@google.com>
1461 * target-reloc.h (Default_scan_relocatable_relocs): For each
1462 function, map r_type == 0 to RELOC_DISCARD.
1464 2008-12-10 Cary Coutant <ccoutant@google.com>
1466 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1467 object to override a kept COMDAT group from a plugin object.
1469 2008-12-09 Ian Lance Taylor <iant@google.com>
1472 * yyscript.y (file_cmd): Handle INPUT.
1474 * testsuite/initpri1.c: Change all declarations to be full
1475 prototypes by adding void, to avoid compiler warnings.
1477 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1479 * options.cc (General_options::parse_plugin_opt): New.
1480 (General_options::add_plugin): The argument now is just the filename.
1481 (General_options::add_plugin_option): New.
1482 * options.h (plugin_opt): New.
1483 (add_plugin): Change argument name.
1484 (add_plugin_option): New.
1485 * plugin.cc (Plugin::load): Don't parse the plugin option.
1486 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1487 (Plugin::add_option): New.
1488 (Plugin::args_): Change type.
1489 (Plugin::filename_): New.
1490 (Plugin_manager::add_plugin_option): New.
1491 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1492 * testsuite/Makefile.in: Regenerate.
1494 2008-12-05 Cary Coutant <ccoutant@google.com>
1496 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1497 Handle --strip-lto-sections option.
1498 * options.h (strip_lto_sections): New option.
1500 2008-12-01 Cary Coutant <ccoutant@google.com>
1502 * plugin.cc (ld_plugin_message): Change format parameter to const.
1503 Fix mismatch between new[] and delete.
1505 2008-11-14 Cary Coutant <ccoutant@google.com>
1507 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1510 2008-11-05 Craig Silverstein <csilvers@google.com>
1512 * options.cc (General_options::parse_dynamic_list): New function.
1513 * options.h (General_options): New flags dynamic_list,
1514 dynamic_list_data, dynamic_list_cpp_new, and
1515 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1516 (General_options::in_dynamic_list): New function.
1517 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1518 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1519 (Lex::can_continue_name): Likewise.
1521 (read_script_file): New parameter script_options.
1522 (read_dynamic_list): New function.
1523 (Script_options::define_dynamic_list): New function.
1524 (dynamic_list_keyword_parsecodes): New variable.
1525 (dynamic_list_keywords): New variable.
1526 * script.h (Script_options::define_dynamic_list): New function
1528 (read_dynamic_list): New function prototype.
1529 * symtab.cc (strprefix): New macro.
1530 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1531 dynamic_list_data, dynamic_list_cpp_new, and
1532 dynamic_list_cpp_typeinfo.
1533 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1534 (dynamic_list_expr): New rule.
1535 (dynamic_list_nodes): Likewise.
1536 (dynamic_list_node): Likewise.
1537 * testsuite/Makefile.am (dynamic_list): New test.
1538 * testsuite/Makefile.in: Regenerated.
1539 * testsuite/dynamic_list.t: New file.
1540 * testsuite/dynamic_list.sh: New file.
1542 2008-11-05 Craig Silverstein <csilvers@google.com>
1544 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1545 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1546 (t11_last): Likewise.
1547 * testsuite/ver_test_6.c (main): Likewise.
1549 2008-10-07 Cary Coutant <ccoutant@google.com>
1551 * options.c (General_options::finalize): Add check for -static and
1553 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1556 2008-10-02 Cary Coutant <ccoutant@google.com>
1558 * plugin.cc (make_sized_plugin_object): Fix conditional
1559 compilation to work when not all targets are enabled.
1561 2008-09-29 Cary Coutant <ccoutant@google.com>
1563 * archive.cc (Archive::get_file_and_offset): Use filename instead
1564 of name to get library path.
1565 (Archive::include_member): Unlock external member of a thin archive.
1567 * testsuite/Makefile.am (TEST_AR): New variable.
1568 (thin_archive_test_1): New test.
1569 (thin_archive_test_2): New test.
1570 * testsuite/Makefile.in: Regenerate.
1571 * testsuite/thin_archive_main.cc: New file.
1572 * testsuite/thin_archive_test_1.cc: New file.
1573 * testsuite/thin_archive_test_2.cc: New file.
1574 * testsuite/thin_archive_test_3.cc: New file.
1575 * testsuite/thin_archive_test_4.cc: New file.
1577 2008-09-29 Cary Coutant <ccoutant@google.com>
1579 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1580 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1582 (Sized_relobj::do_finalize_local_symbols): Likewise.
1583 (Sized_relobj::map_to_kept_section): Likewise.
1584 * object.h (Sized_relobj::invalid_address): New constant.
1585 (Sized_relobj::do_output_section_offset): Check for invalid_address
1587 * output.cc (Output_reloc::local_section_offset): Use constant
1588 invalid_address instead of -1U.
1589 (Output_reloc::get_address): Likewise.
1590 (Output_section::output_address): Change -1U to -1ULL.
1591 * output.h (Output_reloc::invalid_address): New constant.
1592 * reloc.cc (Sized_relobj::write_sections): Use constant
1593 invalid_address instead of -1U.
1594 (Sized_relobj::relocate_sections): Likewise.
1595 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1596 values for merge sections.
1597 * target-reloc.h (relocate_for_relocatable): Use constant
1598 invalid_address instead of -1U.
1600 2008-09-19 Cary Coutant <ccoutant@google.com>
1602 Add plugin functionality for link-time optimization (LTO).
1603 * configure.ac (plugins): Add --enable-plugins option.
1604 * configure: Regenerate.
1605 * config.in: Regenerate.
1606 * Makefile.am (LIBDL): New variable.
1607 (CCFILES): Add plugin.cc.
1608 (HFILES): Add plugin.h.
1609 (ldadd_var): Add LIBDL.
1610 * Makefile.in: Regenerate.
1612 * archive.cc: Include "plugin.h".
1613 (Archive::setup): Don't preread archive symbols when using a plugin.
1614 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1615 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1617 (Archive::include_member): Add symbols from plugin objects.
1618 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1619 * descriptors.cc (Descriptors::open): Check for file descriptors
1620 abandoned by plugins.
1621 (Descriptors::claim_for_plugin): New function.
1622 * descriptors.h (Descriptors::claim_for_plugin): New function.
1623 (Open_descriptor::is_claimed): New field.
1624 (claim_descriptor_for_plugin): New function.
1625 * fileread.cc (File_read::claim_for_plugin): New function.
1626 * fileread.h (File_read::claim_for_plugin): New function.
1627 (File_read::descriptor): New function.
1628 * gold.cc: Include "plugin.h".
1629 (queue_initial_tasks): Add task to call plugin hooks for generating
1631 * main.cc: Include "plugin.h".
1632 (main): Load plugin libraries.
1633 * object.h (Pluginobj): Declare.
1634 (Object::pluginobj): New function.
1635 (Object::do_pluginobj): New function.
1636 (Object::set_target): New function.
1637 * options.cc: Include "plugin.h".
1638 (General_options::parse_plugin): New function.
1639 (General_options::General_options): Initialize plugins_ field.
1640 (General_options::add_plugin): New function.
1641 * options.h (Plugin_manager): Declare.
1642 (General_options): Add --plugin option.
1643 (General_options::has_plugins): New function.
1644 (General_options::plugins): New function.
1645 (General_options::add_plugin): New function.
1646 (General_options::plugins_): New field.
1647 * plugin.cc: New file.
1648 * plugin.h: New file.
1649 * readsyms.cc: Include "plugin.h".
1650 (Read_symbols::do_read_symbols): Check for archive before checking
1651 for ELF file. Call plugin hooks to claim files.
1652 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1653 from a real object file; force override when processing replacement
1655 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1656 (Symbol::init_base_object): Likewise.
1657 (Symbol::init_base_output_data): Likewise.
1658 (Symbol::init_base_output_segment): Likewise.
1659 (Symbol::init_base_constant): Likewise.
1660 (Symbol::init_base_undefined): Likewise.
1661 (Symbol::output_section): Assert that object is not a plugin.
1662 (Symbol_table::add_from_pluginobj): New function.
1663 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1665 (Symbol_table::sized_write_globals): Likewise.
1666 (Symbol_table::add_from_pluginobj): Instantiate template.
1667 * symtab.h (Sized_pluginobj): Declare.
1668 (Symbol::in_real_elf): New function.
1669 (Symbol::set_in_real_elf): New function.
1670 (Symbol::in_real_elf_): New field.
1671 (Symbol_table::add_from_pluginobj): New function.
1673 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1674 (LIBDL): New variable.
1676 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1677 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1678 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1679 (MOSTLYCLEANFILES): Likewise.
1680 * testsuite/Makefile.in: Regenerate.
1681 * testsuite/plugin_test.c: New file.
1682 * testsuite/plugin_test_1.sh: New file.
1683 * testsuite/plugin_test_2.sh: New file.
1685 2008-09-16 Ian Lance Taylor <iant@google.com>
1687 * target-reloc.h (relocate_section): Check whether a symbol is
1688 defined by the ABI before reporting an undefined symbol error.
1689 * target.h (Target::is_defined_by_abi): Make parameter const.
1690 (Target::do_is_defined_by_abi): Likewise.
1691 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1692 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1693 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1694 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1695 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1696 * testsuite/Makefile.in: Rebuild.
1698 * fileread.cc (make_view): Add casts to avoid warning.
1700 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1702 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1703 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1705 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1707 * options.h (General_options::output_is_executable): New.
1708 (General_options::output_is_pie): New.
1709 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1710 for shared libraries.
1711 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1713 2008-09-11 Chris Demetriou <cgd@google.com>
1715 * options.h (origin): New -z option.
1716 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1717 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1720 2008-09-05 Cary Coutant <ccoutant@google.com>
1722 * fileread.cc (File_read::make_view): Add check for attempt to map
1725 2008-09-05 Cary Coutant <ccoutant@google.com>
1727 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1728 explicit instantiations.
1730 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1733 * options.cc (General_options::finalize): Allow undefined symbols
1734 in shlibs if linking -shared.
1737 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1738 symbols as not needing a dynsym entry.
1740 2008-08-20 Craig Silverstein <csilvers@google.com>
1742 * fileread.cc (File_read::open): Do not lock the file unless it
1743 was successfully opened.
1745 2008-08-14 Cary Coutant <ccoutant@google.com>
1747 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1748 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1749 * testsuite/tls_test.cc (struct int128): 128-bit struct
1750 for testing TLS relocs with non-zero addend.
1751 (v12): New TLS variable.
1753 (t_last): Add check for v12.
1754 * testsuite/tls_test.h (t12): New function.
1755 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1757 2008-08-13 Ian Lance Taylor <iant@google.com>
1759 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1760 set tls_segment_ or relro_segment_.
1761 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1763 * output.h (Output_section::clear_is_relro): New function.
1764 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1765 sections specially even when output_data_ is empty.
1766 (Output_segment::maximum_alignment): When first section is relro,
1767 only force alignment for PT_LOAD segments.
1768 * script.cc (script_data_segment_align): New function.
1769 (script_data_segment_relro_end): New function.
1770 * script-c.h (script_data_segment_align): Declare.
1771 (script_data_segment_relro_end): Declare.
1772 * script-sections.h (class Script_sections): Declare
1773 data_segment_align and data_segment_relro_end. Add fields
1774 segment_align_index_ and saw_relro_end_.
1775 * script-sections.cc (class Sections_element): Add set_is_relro
1776 virtual function. Add new bool* parameter to place_orphan_here.
1777 Add get_output_section virtual function.
1778 (class Output_section_definition): Add set_is_relro. Add new
1779 bool* parameter to place_orphan_here. Add get_output_section.
1780 Add is_relro_ field.
1781 (Output_section_definition::Output_section_definition): Initialize
1782 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1783 and is_relro_ fields.
1784 (Output_section_definition::place_orphan_here): Add is_relro
1786 (Output_section_definition::set_section_addresses): Set relro for
1788 (Output_section_definition::alternate_constraint): Likewise.
1789 (class Orphan_output_section): Add new bool* parameter to
1790 place_orphan_here. Add get_output_section.
1791 (Orphan_output_section::place_orphan_here): Add is_relro
1793 (Script_sections::Script_sections): Initialize
1794 data_segment_align_index_ and saw_relro_end_.
1795 (Script_sections::data_segment_align): New function.
1796 (Script_sections::data_segment_relro_end): New function.
1797 (Script_sections::place_orphan): Set or clear is_relro.
1798 (Script_sections::set_section_addresses): Force alignment of first
1800 * yyscript.y (exp): Call script_data_segment_align and
1801 script_data_segment_relro_end.
1802 * testsuite/relro_script_test.t: New file.
1803 * testsuite/relro_test.cc (using_script): Declare.
1804 (t1, t2): Test using_script.
1805 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1806 (relro_script_test_SOURCES): Define.
1807 (relro_script_test_DEPENDENCIES): Define.
1808 (relro_script_test_LDFLAGS): Define.
1809 (relro_script_test_LDADD): Define.
1810 (relro_script_test.so): New target.
1811 * testsuite/Makefile.in: Rebuild.
1813 2008-08-06 Cary Coutant <ccoutant@google.com>
1815 * archive.cc (Archive::total_archives, Archive::total_members)
1816 (Archive::total_members_loaded): New variables.
1817 (Archive::setup): Add parameter. Add option to preread
1819 (Archive::read_armap): Add counter.
1820 (Archive::get_file_and_offset): New function.
1821 (Archive::get_elf_object_for_member): New function.
1822 (Archive::read_all_symbols): New function.
1823 (Archive::read_symbols): New function.
1824 (Archive::add_symbols): Add counters.
1825 (Archive::include_all_members): Use armap to find members if it's
1827 (Archive::include_member): Skip reading symbols if already read.
1828 Factored code into Archive::get_file_and_offset and
1829 Archive::get_elf_object_for_member. Changed call to
1830 Mapfile::report_include_archive_member.
1831 (Archive::print_stats): New function.
1832 * archive.h: Declare Object and Read_symbols_data classes.
1833 (Archive::Archive): Add initializers for new members.
1834 (Archive::setup): Add parameter.
1835 (Archive::print_stats): New function.
1836 (Archive::total_archives, Archive::total_members)
1837 (Archive::total_members_loaded): New variables.
1838 (Archive::get_file_and_offset): New function.
1839 (Archive::get_elf_object_for_member): New function.
1840 (Archive::read_all_symbols): New function.
1841 (Archive::read_symbols): New function.
1842 (Archive::Archive_member): New class.
1843 (Archive::members_): New member.
1844 (Archive::num_members_): New member.
1845 * main.cc: Include archive.h.
1846 (main): Call Archive::print_stats.
1847 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1848 archive parameter; member_name is now the fully-decorated name.
1849 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1850 * options.h: (General_options): Add --preread-archive-symbols option.
1851 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1854 2008-08-04 Ian Lance Taylor <iant@google.com>
1856 * symtab.h (Symbol::use_plt_offset): New function.
1857 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1858 * powerpc.cc (Relocate::relocate): Likewise.
1859 * sparc.cc (Relocate::relocate): Likewise.
1860 * x86_64.cc (Relocate::relocate): Likewise.
1861 * testsuite/weak_plt.sh: New test.
1862 * testsuite/weak_plt_main.cc: New test.
1863 * testsuite/weak_plt_shared.cc: New test.
1864 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1865 (check_PROGRAMS): Add weak_plt.
1866 (check_DATA): Add weak_plt_shared.so.
1867 (weak_plt_main_pic.o, weak_plt): New targets.
1868 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1869 * testsuite/Makefile.in: Rebuild.
1871 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1873 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1874 * testsuite/Makefile.in: Rebuild.
1876 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1878 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1879 * Makefile.in: Regenerate.
1880 * po/POTFILES.in: Regenerate.
1882 2008-07-29 Ian Lance Taylor <iant@google.com>
1884 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1885 symbols before other symbols.
1886 * testsuite/script_test_2.cc (test_addr): Declare.
1887 (test_addr_alias): Declare.
1888 (main): Check that test_addr and test_addr_alias have the right
1890 * testsuite/script_test_2.t: Define test_addr_alias and
1893 2008-07-24 Ian Lance Taylor <iant@google.com>
1896 * descriptors.cc: New file.
1897 * descriptors.h: New file.
1898 * gold-threads.h (class Hold_optional_lock): New class.
1899 * fileread.cc: Include "descriptors.h".
1900 (File_read::~File_read): Release descriptor rather than closing
1902 (File_read::open) [file]: Call open_descriptor rather than open.
1903 Set is_descriptor_opened_.
1904 (File_read::open) [memory]: Assert that descriptor is not open.
1905 (File_read::reopen_descriptor): New function.
1906 (File_read::release): Release descriptor.
1907 (File_read::do_read): Make non-const. Reopen descriptor.
1908 (File_read::read): Make non-const.
1909 (File_read::make_view): Reopen descriptor.
1910 (File_read::do_readv): Likewise.
1911 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1912 Update declarations.
1913 * layout.cc: Include "descriptors.h".
1914 (Layout::create_build_id): Use open_descriptor rather than open.
1915 * output.cc: Include "descriptors.h".
1916 (Output_file::open): Use open_descriptor rather than open.
1917 * archive.cc (Archive::const_iterator): Change Archive to be
1919 (Archive::begin, Archive::end): Make non-const.
1920 (Archive::count_members): Likewise.
1921 * archive.h (class Archive): Update declarations.
1922 * object.h (Object::read): Make non-const.
1923 * Makefile.am (CCFILES): Add descriptors.cc.
1924 (HFILES): Add descriptors.h.
1925 * Makefile.in: Rebuild.
1928 * gold.h: Always include <clocale>. Add Solaris workarounds
1929 following code in binutils/sysdep.h.
1932 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1933 this->eh_frame_hdr_ is NULL before using it.
1935 * dynobj.cc (Versions::Versions): Update comment.
1937 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1938 the base version name.
1940 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1941 array size plus one.
1942 (Stringpool_template::set_string_offsets): Subtract one from key
1943 before using it as an array index.
1944 (Stringpool_template::get_offset_with_length): Likewise.
1945 (Stringpool_template::write_to_buffer): Likewise.
1946 * stringpool.h (Stringpool_template::get_offset_from_key):
1949 2008-07-23 Ian Lance Taylor <iant@google.com>
1952 * object.h (Merged_symbol_value::value): Do our best to handle a
1956 * script.cc (Version_script_info::get_versions): Don't add empty
1957 version tag to return value.
1958 (Version_script_info::get_symbol_version_helper): Change return
1959 type to bool. Add pversion parameter. Change all callers.
1960 (script_register_vers_node): Don't require a non-NULL tag.
1961 * script.h (class Version_script_info): Update declarations.
1962 (Version_script_info::get_symbol_version): Change return type to
1963 bool. Add version parameter. Change all callers.
1964 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1965 handling. Handle an empty version from a version script.
1966 (Symbol_table::define_special_symbol): Likewise.
1967 * testsuite/ver_test_10.script: New file.
1968 * testsuite/ver_test_10.sh: New file.
1969 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1970 (check_DATA): Add ver_test_10.syms.
1971 (ver_test_10.syms, ver_test_10.so): New target.
1972 * testsuite/Makefile.in: Rebuild.
1974 2008-07-23 Simon Baldwin <simonb@google.com>
1976 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1977 to zero for undefined symbols from dynamic libraries.
1979 2008-07-23 Ian Lance Taylor <iant@google.com>
1981 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1983 * symtab.h (class Symbol_table): Update declaration.
1984 * testsuite/ver_test_9.cc: New file.
1985 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1986 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1987 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1988 (ver_test_9.so, ver_test_9.o): New targets.
1989 * testsuite/Makefile.in: Rebuild.
1991 2008-07-22 Ian Lance Taylor <iant@google.com>
1993 * options.h (class General_options): Define --check-sections.
1994 * layout.cc (Layout::set_segment_offsets): Handle
1997 * options.h (class General_options): Define -n/--nmagic and
1999 * options.cc (General_options::finalize): For -n/--nmagic or
2000 -N/--omagic, set -static.
2001 * layout.cc (Layout::attach_allocated_section_to_segment): If
2002 -N/--omagic, don't put read-only and read-write sections in
2004 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2005 finding a read-only segment.
2006 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2007 don't set the minimum segment alignment to the common page size,
2008 and don't set the file offset to the address modulo the page size.
2009 * script-sections.cc (Script_sections::create_segments): If
2010 -n/--omagic, don't put read-only and read-write sections in
2013 * cref.cc: New file.
2015 * options.h (class General_options): Add --print-symbol-counts.
2016 * main.cc (main): Issue defined symbol report if requested.
2017 * archive.cc (Archive::interpret_header): Make into a const member
2019 (Archive::add_symbols): Call Input_objects::archive_start and
2021 (Archive::const_iterator): Define new class.
2022 (Archive::begin, Archive::end): New functions.
2023 (Archive::include_all_members): Rewrite to use iterator.
2024 (Archive::count_members): New function.
2025 * archive.h (class Archive): Update declarations.
2026 (Archive::filename): New function.
2027 * object.cc: Include "cref.h".
2028 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2029 (Sized_relobj::do_get_global_symbol_counts): New function.
2030 (Input_objects::add_object): Add object to cross-referencer.
2031 (Input_objects::archive_start): New function.
2032 (Input_objects::archive_stop): New function.
2033 (Input_objects::print_symbol_counts): New function.
2034 * object.h: Declare Cref and Archive.
2035 (Object::get_global_symbol_counts): New function.
2036 (Object::do_get_global_symbol_counts): New pure virtual function.
2037 (class Sized_relobj): Add defined_count_ field. Update
2039 (class Input_objects): Add cref_ field. Update constructor.
2040 Update declarations.
2041 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2043 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2045 (Sized_dynobj::do_get_global_symbol_counts): New function.
2046 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2047 defined_count_. Update declarations. Define Symbols typedef.
2048 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2049 parameter. Change all callers.
2050 (Symbol_table::add_from_dynobj): Add sympointers and defined
2051 parameters. Change all callers.
2052 * symtab.h (class Symbol_table): Update declarations.
2053 * Makefile.am (CCFILES): Add cref.cc.
2054 (HFILES): Add cref.h.
2055 * Makefile.in: Rebuild.
2057 2008-07-22 Simon Baldwin <simonb@google.com>
2059 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2060 to zero when writing undefined symbols.
2062 2008-07-22 Ian Lance Taylor <iant@google.com>
2064 * output.cc (Output_section::add_input_section): Don't try to
2065 merge empty merge sections.
2067 2008-07-21 Craig Silverstein <csilvers@google.com>
2069 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2070 Include symbol version in error message.
2072 2008-07-20 Chris Demetriou <cgd@google.com>
2074 * configure.ac (gold_cv_c_random_seed): New configured variable.
2075 (RANDOM_SEED_CFLAGS): New substituted variable.
2076 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2077 * configure: Rebuild.
2078 * Makefile.in: Likewise.
2079 * testsuite/Makefile.in: Likewise.
2081 2008-07-18 Ian Lance Taylor <iant@google.com>
2083 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2084 where we see NAME/NULL and NAME/VERSION as separate symbols.
2085 * testsuite/ver_test_main.cc (main): Call t4.
2086 (t4, t4_2a): Define.
2087 * testsuite/ver_test_2.cc (t4_2): Define.
2088 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2089 * testsuite/ver_test_4.cc (t4_2a): Define.
2090 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2091 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2093 2008-07-17 Ian Lance Taylor <iant@google.com>
2095 * dynobj.cc (Versions::add_def): If we give an error about a
2096 missing version, go ahead and create the version anyhow.
2098 2008-07-10 Ian Lance Taylor <iant@google.com>
2100 Handle output sections with more than 0x7fffffff bytes.
2101 * object.h (class Relobj): Change map_to_output_ to
2102 output_sections_, and just keep a section pointer. Change all
2103 uses. Move comdat group support to Sized_relobj.
2104 (Relobj::is_section_specially_mapped): Remove.
2105 (Relobj::output_section): Remove poff parameter. Change all
2107 (Relobj::output_section_offset): New function.
2108 (Relobj::set_section_offset): Rewrite.
2109 (Relobj::map_to_output): Remove.
2110 (Relobj::output_sections): New function.
2111 (Relobj::do_output_section_offset): New pure virtual function.
2112 (Relobj::do_set_section_offset): Likewise.
2113 (class Sized_relobj): Add section_offsets_ field. Add comdat
2114 group support from Relobj. Update declarations.
2115 (Sized_relobj::get_output_section_offset): New function.
2116 (Sized_relobj::do_output_section_offset): New function.
2117 (Sized_relobj::do_set_section_offset): New function.
2118 * object.cc (Relobj::output_section_address): Remove.
2119 (Sized_relobj::Sized_relobj): Initialize new fields.
2120 (Sized_relobj::include_section_group): Cast find_kept_object to
2122 (Sized_relobj::include_linkonce_section): Likewise.
2123 (Sized_relobj::do_layout): Use separate arrays for output section
2125 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2127 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2128 output_sections and section_offsets.
2129 (Sized_relobj::write_local_symbols): Likewise.
2130 (map_to_kept_section): Compute output address directly.
2131 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2132 output_sections and section_offsets.
2133 (Sized_relobj::write_sections): Likewise.
2134 (Sized_relobj::relocate_sections): Likewise.
2135 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2136 * output.h (class Output_reloc): Update declarations. Change
2137 u2_.relobj to Sized_relobj*.
2138 (class Output_data_reloc): Change add functions to use
2140 * output.cc (Output_reloc::Output_reloc): Change relobj to
2142 (Output_reloc::local_section_offset): Change return type to
2143 Elf_Addr. Use get_output_section_offset.
2144 (Output_reloc::get_address): Likewise.
2145 (Output_section::is_input_address_mapped): Don't call
2146 is_section_specially_mapped.
2147 (Output_section::output_offset): Likewise.
2148 (Output_section::output_address): Likewise.
2149 (Output_section::starting_output_address): Likewise.
2150 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2151 parameter to Sized_relobj*.
2152 (Copy_relocs::need_copy_reloc): Likewise.
2153 (Copy_relocs::save): Likewise.
2154 * copy-relocs.h (class Copy_relocs): Update declarations.
2155 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2156 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2157 * target-reloc.h (relocate_for_relocatable): Change
2158 offset_in_output_section type to Elf_Addr. Change code that uses
2160 * layout.cc (Layout::layout): Always set *off.
2161 * mapfile.cc (Mapfile::print_input_section): Use
2162 output_section_offset.
2163 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2165 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2166 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2167 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2169 2008-07-03 Ian Lance Taylor <iant@google.com>
2171 * layout.cc (Layout::include_section): Do not discard unrecognized
2172 SHT_STRTAB sections.
2174 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2176 * script.cc (Lex::can_continue_name): Make '?' allowable in
2177 version-script names.
2178 * testsuite/version_script.map: Change glob pattern to use '?'
2180 2008-06-30 Manish Singh <yosh@gimp.org>
2183 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2186 2008-06-30 Ian Lance Taylor <iant@google.com>
2190 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2191 versions]: Don't try to read the value in the contents, since we
2192 don't use it. Use the template endianness when writing.
2194 2008-06-25 Cary Coutant <ccoutant@google.com>
2196 * fileread.cc (File_read::make_view): Assert on zero-length view.
2197 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2198 symbol table when there are no symbols to read.
2200 2008-06-23 Craig Silverstein <csilvers@google.com>
2202 * version.cc (version_string): Bump to 1.7
2204 2008-06-18 Craig Silverstein <csilvers@google.com>
2206 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2207 constant 0xFFFF to type Valtype.
2208 (Powerpc_relocate_functions::rel16_ha): Likewise.
2210 2008-06-17 Ian Lance Taylor <iant@google.com>
2212 * output.h (Output_section::Input_section): Initialize p2align_ to
2213 zero for Output_section_data constructors.
2214 (Output_section::Input_section::addralign): If not an input
2215 section, return the alignment of the Output_section_data.
2216 * testsuite/copy_test.cc: New file.
2217 * testsuite/copy_test_1.cc: New file.
2218 * testsuite/copy_test_2.cc: New file.
2219 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2220 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2221 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2222 (copy_test_1_pic.o, copy_test_1.so): New targets.
2223 (copy_test_2_pic.o, copy_test_2.so): New targets.
2224 * testsuite/Makefile.in: Rebuild.
2226 * script-sections.cc (Script_sections::place_orphan): Initialize
2227 local variable exact.
2229 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2231 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2233 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2234 David S. Miller <davem@davemloft.net>
2236 * powerpc.cc: New file.
2237 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2238 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2239 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2240 * Makefile.in: Rebuild.
2242 2008-06-09 Ian Lance Taylor <iant@google.com>
2244 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2246 (throwing, orig_terminate): New static variables.
2247 (terminate_handler): New static function.
2248 (t2): Set terminate handler.
2250 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2253 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2256 2008-05-30 Cary Coutant <ccoutant@google.com>
2258 * archive.cc (Archive::include_all_members) Correct to step
2259 over symbol table and extended name table in thin archives.
2261 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2264 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2267 2008-05-28 Caleb Howe <cshowe@google.com>
2269 * reduced_debug_output.cc: New file.
2270 * reduced_debug_output.h: New file.
2271 * options.h (class General_options): Add --strip-debug-non-line.
2272 * options.cc (General_options::finalize): Add strip_debug_non_line
2273 to the strip heirarchy.
2274 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2276 * layout.cc: Include "reduced_debug_output.h".
2277 (Layout::Layout): Initialize new fields.
2278 (line_only_debug_sections): New static array.
2279 (is_lines_only_debug_sections): New static inline function.
2280 (Layout::include_section): Handle --strip-debug-non-line.
2281 (Layout::make_output_section): If --strip-debug-non-line, build
2282 new output sections for .debug_abbrev and .debug_info.
2283 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2284 gold. Warn about possible overflow.
2285 (read_signed_LEB_128): Likewise.
2286 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2287 (read_signed_LEB_128): Declare.
2288 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2289 (HFILES): Add reduced_debug_output.h.
2290 * Makefile.in: Rebuild.
2292 2008-05-21 Ian Lance Taylor <iant@google.com>
2294 * mapfile.cc: New file.
2295 * mapfile.h: New file.
2296 * options.h (class General_options): Add -M/--print-map and -Map.
2297 * options.cc (General_options::finalize): Make -M equivalent to
2299 * main.cc: Include <cstdio> and "mapfile.h".
2300 (main): Open mapfile if requested.
2301 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2302 constructor. Change caller.
2303 (queue_initial_tasks): Add mapfile parameter. Change caller.
2304 (queue_middle_tasks): Likewise.
2305 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2307 * archive.cc: Include "mapfile.h".
2308 (Archive::add_symbols): Add mapfile parameter. Change all
2309 callers. Pass mapfile, symbol, and reason to include_member.
2310 (Archive::include_all_members): Add mapfile parameter. Change all
2312 (Archive::include_member): Add mapfile, sym, and why parameters.
2313 Change all callers. Report inclusion to map file.
2314 * archive.h: Include "fileread.h".
2315 (class Archive): Update declarations.
2316 (Archive::file): New const method.
2317 (class Add_archive_symbols): Add mapfile_ field. Update
2318 constructor. Change all callers.
2319 * readsyms.h (class Read_symbols): Likewise.
2320 (class Finish_group): Likewise.
2321 (class Read_script): Likewise.
2322 * common.cc: Include "mapfile.h".
2323 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2325 (Symbol_table::do_allocate_commons): Likewise.
2326 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2327 symbol allocation to mapfile.
2328 * common.h (class Allocate_commons_task): Add mapfile_ field.
2329 Update constructor. Change all callers.
2330 * symtab.h (class Symbol_table): Update declarations.
2331 * layout.cc: Include "mapfile.h".
2332 (Layout_task_runner::run): Print information to mapfile.
2333 (Layout::create_gold_note): Change Output_data_fixed_space to
2334 Output_data_zero_fill.
2335 (Layout::create_build_id): Likewise.
2336 (Layout::print_to_mapfile): New function.
2337 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2338 constructor. Change caller.
2339 (class Layout): Declare print_to_mapfile.
2340 * output.cc (Output_section::Input_section::print_to_mapfile): New
2342 (Output_section::add_input_section): If producing a map, always
2343 add to input_sections_ list.
2344 (Output_section::do_print_to_mapfile): New function.
2345 (Output_segment::print_sections_to_mapfile): New function.
2346 (Output_segment::print_section_list_to_mapfile): New function.
2347 * output.h: Include "mapfile.h".
2348 (Output_data::print_to_mapfile): New function.
2349 (Output_data::do_print_to_mapfile): New virtual function.
2350 (Output_segment_headers::do_print_to_mapfile): New function.
2351 (Output_file_header::do_print_to_mapfile): New function.
2352 (Output_data_const::do_print_to_mapfile): New function.
2353 (class Output_data_const_buffer): Add map_name_ field. Update
2354 constructor. Change all callers. Add do_print_to_mapfile
2356 (class Output_data_fixed_space): Likewise.
2357 (class Output_data_space): Likewise.
2358 (class Output_data_zero_fill): New class.
2359 (Output_data_strtab::do_print_to_mapfile): New function.
2360 (Output_data_reloc_base::do_print_to_mapfile): New function.
2361 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2362 (Output_data_group::do_print_to_mapfile): New function.
2363 (Output_data_got::do_print_to_mapfile): New function.
2364 (Output_data_dynamic::do_print_to_mapfile): New function.
2365 (Output_symtab_xindex::do_print_to_mapfile): New function.
2366 (class Output_section): Declare do_print_to_mapflie. Declare
2367 print_to_mapfile in Input_section.
2368 (class Output_segment): Declare new functions.
2369 * object.h (Sized_relobj::symbol_count): New function.
2370 * script-sections.cc
2371 (Output_section_element_dot_assignment::set_section_addresses):
2372 Change Output_data_fixed_space to Output_data_zero_fill.
2373 (Output_data_expression::do_print_to_mapfile): New function.
2374 * script.cc (read_input_script): Add mapfile parameter. Change
2376 * script.h (read_input_script): Update declaration.
2377 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2378 (Eh_frame::do_print_to_mapfile): New function.
2379 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2380 (Output_merge_string::do_print_to_mapfile): New function.
2381 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2383 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2385 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2387 * Makefile.am (CCFILES): Add mapfile.cc.
2388 (HFILES): Add mapfile.h.
2389 * Makefile.in: Rebuild.
2391 2008-05-19 Ian Lance Taylor <iant@google.com>
2393 * options.h (class General_options): Add -z relro.
2394 * layout.cc (Layout::Layout): Initialize relro_segment_.
2395 (Layout::add_output_section_data): Return the output section.
2396 (Layout::make_output_section): Rcognize relro sections and mark
2398 (Layout::attach_allocated_section_to_segment): Put relro sections
2399 in a PT_GNU_RELRO segment.
2400 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2402 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2404 (Layout::linkonce_mapping): Map d.rel.ro.local to
2406 (Layout::output_section_name): Us .data.rel.ro.local for any
2407 section which begins with that.
2408 * layout.h (class Layout): Update add_output_section_data
2409 declaration. Add relro_segment_ field.
2410 * output.cc (Output_section::Output_section): Initialize is_relro_
2411 and is_relro_local_ fields.
2412 (Output_segment::add_output_section): Group relro sections.
2413 (Output_segment::is_first_section_relro): New function.
2414 (Output_segment::maximum_alignment): If there is a relro section,
2415 align the segment to the common page size.
2416 (Output_segment::set_section_addresses): Track whether we are
2417 looking at relro sections. If the last section is a relro
2418 section, align to the common page size.
2419 (Output_segment::set_section_list_addresses): Add in_relro
2420 parameter. Change all callers. Align to the page size when
2421 moving from relro to non-relro section.
2422 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2424 * output.h (class Output_section): Add is_relro_ and
2425 is_relro_local_ fields.
2426 (Output_section::is_relro): New function.
2427 (Output_section::set_is_relro): New function.
2428 (Output_section::is_relro_local): New function.
2429 (Output_section::set_is_relro_local): New function.
2430 (class Output_segment): Update declarations.
2431 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2432 * sparc.cc (Target_sparc::got_section): Likewise.
2433 * x86_64.cc (Target_x86_64::got_section): Likewise.
2434 * testsuite/relro_test_main.cc: New file.
2435 * testsuite/relro_test.cc: New file.
2436 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2437 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2438 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2439 (relro_test.so, relro_test_pic.o): New targets.
2440 * testsuite/Makefile.in: Rebuild.
2442 2008-05-16 Ian Lance Taylor <iant@google.com>
2444 * output.cc (Output_segment::add_output_section): Remove front
2446 * output.h (class Output_segment): Remove
2447 add_initial_output_section and overloaded add_output_section.
2448 Update declaration of remaining add_output_section.
2449 * layout.cc (Layout::create_interp): Call add_output_section
2450 rather than add_initial_output_section.
2451 (Layout::finish_dynamic_section): Likewise.
2453 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2454 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2455 know the dynamic type.
2456 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2457 field. Initialize it in constructor.
2458 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2459 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2460 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2463 * output.cc (Output_reloc::get_address): Change return type to
2465 * output.h (class Output_reloc): Update get_address declaration.
2466 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2467 for section addresses.
2469 2008-05-09 Ian Lance Taylor <iant@google.com>
2472 * gold.cc (gold_nomem): Use return value of write.
2474 2008-05-08 Ian Lance Taylor <iant@google.com>
2476 * symtab.c (Symbol::init_base_output_data): Add version
2477 parameter. Change all callers.
2478 (Symbol::init_base_output_segment): Likewise.
2479 (Symbol::init_base_constant): Likewise.
2480 (Symbol::init_base_undefined): Likewise.
2481 (Sized_symbol::init_output_data): Likewise.
2482 (Sized_symbol::init_output_segment): Likewise.
2483 (Sized_symbol::init_constant): Likewise.
2484 (Sized_symbol::init_undefined): Likewise.
2485 (Symbol_table::do_define_in_output_data): If the new symbol has a
2486 version, mark it as the default.
2487 (Symbol_table::do_define_in_output_segment): Likewise.
2488 (Symbol_table::do_define_as_constant): Likewise.
2489 * symtab.h (class Symbol): Update declarations.
2490 (class Sized_symbol): Likewise.
2491 * resolve.cc (Symbol::override_version): New function.
2492 (Symbol::override_base): Call override_version.
2493 (Symbol::override_base_with_special): Likewise.
2494 * testsuite/ver_script_8.script: New file.
2495 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2496 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2497 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2498 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2500 2008-05-06 Ian Lance Taylor <iant@google.com>
2503 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2505 (class General_options): Remove existing --undefined, and add
2506 --no-undefined instead. Add new --undefined as synonym for -u.
2507 * archive.cc (Archive::add_symbols): Check whether symbol was
2509 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2510 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2511 all uses. Add IS_UNDEFINED. Update declarations to split
2512 different versions of init_base. Declare init_base_undefined.
2513 (Symbol::is_defined): Handle IS_UNDEFINED.
2514 (Symbol::is_undefined): Likewise.
2515 (Symbol::is_weak_undefined): Call is_undefined.
2516 (Symbol::is_absolute): Handle IS_CONSTANT.
2517 (class Sized_symbol): Update declarations to split different
2518 versions of init. Declare init_undefined.
2519 (class Symbol_table): Declare new functions.
2520 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2522 (Symbol::init_base_output_data): Likewise.
2523 (Symbol::init_base_output_segment): Likewise.
2524 (Symbol::init_base_constant): Likewise.
2525 (Symbol::init_base_undefined): New function.
2526 (Sized_symbol::init_object): Rename from init. Change all
2528 (Sized_symbol::init_output_data): Likewise.
2529 (Sized_symbol::init_output_segment): Likewise.
2530 (Sized_symbol::init_constant): Likewise.
2531 (Sized_symbol::init_undefined): New function.
2532 (Symbol_table::add_undefined_symbols_from_command_line): New
2534 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2536 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2537 (Symbol::output_section): Likewise.
2538 (Symbol::set_output_section): Likewise.
2539 (Symbol_table::sized_finalize_symbol): Likewise.
2540 (Symbol_table::sized_write_globals): Likewise.
2541 * resolve.cc (Symbol_table::should_override): Likewise.
2542 (Symbol::override_base_with_special): Likewise.
2544 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2545 symbol, change it to have default visibility.
2546 * testsuite/protected_1.cc: New file.
2547 * testsuite/protected_2.cc: New file.
2548 * testsuite/protected_3.cc: New file.
2549 * testsuite/protected_main_1.cc: New file.
2550 * testsuite/protected_main_2.cc: New file.
2551 * testsuite/protected_main_3.cc: New file.
2552 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2553 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2554 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2555 (protected_1.so): New target.
2556 (protected_1_pic.o, protected_2_pic.o): New targets.
2557 (protected_3_pic.o): New target.
2558 (check_PROGRAMS): Add protected_2.
2559 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2560 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2561 * testsuite/Makefile.in: Rebuild.
2563 * options.h (DEFINE_var): Add set_user_set_##varname__.
2564 (DEFINE_bool_alias): New macro.
2565 (class General_options): Define -Bstatic using DEFINE_bool_alias
2566 rather than DEFINE_special. Add --undefined as an alias for -z
2568 * options.cc (General_options::parse_Bstatic): Remove.
2570 * options.h (class General_options): Add --fatal-warnings.
2571 * main.cc (main): Implement --fatal-warnings.
2572 * errors.h (Errors::warning_count): New function.
2574 * options.h (class General_options): Add -Bsymbolic-functions.
2575 * symtab.h (Symbol::is_preemptible): Check for
2576 -Bsymbolic-functions.
2578 2008-05-05 Ian Lance Taylor <iant@google.com>
2580 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2581 as noVARNAME rather than no-VARNAME.
2582 (class General_options): Add option -z combreloc.
2583 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2585 (Output_reloc::sort_before) [SHT_REL]: New function.
2586 (Output_reloc::sort_before) [SHT_RELA]: New function.
2587 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2588 Sort_relocs_comparison.
2589 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2590 parameter. Change all callers.
2591 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2592 sort_relocs parameter. Change all callers.
2593 * output.cc (Output_reloc::get_address): New function, broken out
2595 (Output_reloc::write_rel): Call it.
2596 (Output_reloc::compare): New function.
2597 (Output_data_reloc_base::do_write): Optionally sort relocs.
2599 * configure.ac: If targ_extra_obj is set, link it in.
2600 * configure.tgt: Initialize all variables.
2601 (x86_64*): Set targ_extra_obj and targ_extra_size.
2602 * configure: Rebuild.
2604 * object.cc (Sized_relobj::include_section_group): Adjust section
2605 indexes read from group data. Build vector to pass to
2607 * layout.cc (Layout::layout_group): Add flags and shndxes
2608 parameters. Remove contents parameter. Change caller. Update
2609 explicit instantiations.
2610 * layout.h (class Layout): Update layout_group declaration.
2611 * output.cc (Output_data_group::Output_data_group): Add flags and
2612 input_shndxes parameters. Remove contents parameter. Change
2614 (Output_data_group::do_write): Change input_sections_ to
2616 * output.h (class Output_data_group): Update constructor
2617 declaration. Rename input_sections_ to input_shndxes_.
2618 * testsuite/many_sections_test.cc: Add template.
2620 2008-04-30 Cary Coutant <ccoutant@google.com>
2622 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2624 * layout.cc (Layout::include_section): Refactored check for debug
2626 (Layout::add_comdat): Add new parameters. Change type
2627 of signature parameter. Add object and shndx to signatures table.
2628 (Layout::find_kept_object): New function.
2629 * layout.h: Include <cstring>.
2630 (Layout::is_debug_info_section): New function.
2631 (Layout::add_comdat): Add new parameters.
2632 (Layout::find_kept_object): New function.
2633 (Layout::Kept_section): New struct.
2634 (Layout::Signatures): Change type of map range.
2635 * object.cc (Relobj::output_section_address): New function.
2636 (Sized_relobj::include_section_group): Add new parameters. Change
2637 calls to Layout::add_comdat. Change to build table of kept comdat
2638 groups and table mapping discarded sections to kept sections.
2639 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2640 (Sized_relobj::do_layout): Change calls to include_section_group and
2641 include_linkonce_section.
2642 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2643 value to zero when section is discarded.
2644 (Sized_relobj::map_to_kept_section): New function.
2645 * object.h (Relobj::output_section_address): New function.
2646 (Relobj::Comdat_group): New type.
2647 (Relobj::find_comdat_group): New function.
2648 (Relobj::Comdat_group_table): New type.
2649 (Relobj::Kept_comdat_section): New type.
2650 (Relobj::Kept_comdat_section_table): New type.
2651 (Relobj::add_comdat_group): New function.
2652 (Relobj::set_kept_comdat_section): New function.
2653 (Relobj::get_kept_comdat_section): New function.
2654 (Relobj::comdat_groups_): New field.
2655 (Relobj::kept_comdat_sections_): New field.
2656 (Symbol_value::input_value): Update comment.
2657 (Sized_relobj::map_to_kept_section) New function.
2658 (Sized_relobj::include_linkonce_section): Add new parameter.
2659 * target-reloc.h (Comdat_behavior): New type.
2660 (get_comdat_behavior): New function.
2661 (relocate_section): Add code to map a discarded section to the
2662 corresponding kept section when applying a relocation.
2664 2008-04-30 Craig Silverstein <csilvers@google.com>
2666 * dwarf_reader.cc (next_generation_count): New static var.
2667 (Addr2line_cache_entry): New struct.
2668 (addr2line_cache): New static var.
2669 (Dwarf_line_info::one_addr2line): Added caching.
2670 (Dwarf_line_info::clear_addr2line_cache): New function.
2671 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2672 cache-size parameter.
2673 (Dwarf_line_info::one_addr2line_cache): New function.
2674 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2675 new cache-size argument to one_addr2line(), and clear cache.
2677 2008-04-28 Cary Coutant <ccoutant@google.com>
2679 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2680 R_386_PC8 relocations.
2682 2008-04-23 Ian Lance Taylor <iant@google.com>
2684 * object.cc (Sized_relobj::include_section_group): Check for
2685 invalid section group.
2687 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2690 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2691 than read for file header.
2692 * archive.cc (Archive::include_member): Likewise.
2694 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2696 * aclocal.m4: Regenerate.
2697 * configure: Regenerate.
2699 2008-04-19 Ian Lance Taylor <iant@google.com>
2701 * version.cc (version_string): Bump to 1.6.
2703 * testsuite/Makefile.am (many_sections_r_test): New target.
2704 (many_sections_r_test_SOURCES): Remove.
2705 (many_sections_r_test_DEPENDENCIES): Remove.
2706 (many_sections_r_test_LDFLAGS): Remove.
2707 (many_sections_r_test_LDADD): Remove.
2709 * object.cc (Sized_relobj::do_add_symbols): Always pass
2710 local_symbol_count_ to add_from_relobj.
2712 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2713 every thousand variables.
2714 * testsuite/Makefile.in: Rebuild.
2716 * object.cc (Xindex::initialize_symtab_xindex): New function.
2717 (Xindex::read_symtab_xindex): New function.
2718 (Xindex::sym_xindex_to_shndx): New function.
2719 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2721 (Sized_relobj::do_initialize_xindex): New function.
2722 (Sized_relobj::do_read_symbols): Adjust section links.
2723 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2724 parameter. Change all callers.
2725 (Sized_relobj::include_section_group): Adjust section links and
2726 symbol section indexes.
2727 (Sized_relobj::do_layout): Adjust section links.
2728 (Sized_relobj::do_count_local_symbols): Adjust section links and
2729 symbol section indexes.
2730 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2731 ordinary and special symbols.
2732 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2733 dynsym_xindex parameters. Change all callers. Adjust section
2734 links. Use SHN_XINDEX when needed.
2735 (Sized_relobj::get_symbol_location_info): Adjust section links.
2736 Don't get fooled by special symbols.
2737 * object.h (class Xindex): Define.
2738 (class Object): Add xindex_ parameter. Declare virtual functoin
2739 do_initialize_xindex.
2740 (Object::adjust_sym_shndx): New function.
2741 (Object::set_xindex): New protected function.
2742 (class Symbol_value): Add is_ordinary_shndx_ field.
2743 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2744 (Symbol_value::value): Assert ordinary section.
2745 (Symbol_value::initialize_input_to_output_map): Likewise.
2746 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2748 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2750 (class Sized_relobj): Update declarations.
2751 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2752 parameter. Change all callers.
2753 (Sized_relobj::adjust_shndx): New function.
2754 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2756 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2757 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2758 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2759 (Sized_dynobj::read_dynsym_section): Adjust section links.
2760 (Sized_dynobj::read_dynamic): Likewise.
2761 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2763 (Sized_dynobj::do_initialize_xindex): New function.
2764 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2765 do_initialize_xindex.
2766 (Sized_dynobj::adjust_shndx): New function.
2767 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2768 dynsym_xindex_ fields.
2769 (Layout::finalize): Add a call to set_section_indexes before
2770 creating the symtab sections.
2771 (Layout::set_section_indexes): Don't do anything if the section
2772 already has a section index.
2773 (Layout::create_symtab_sections): Add shnum parameter. Change
2774 caller. Create .symtab_shndx section if needed.
2775 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2777 (Layout::allocated_output_section_count): New function.
2778 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2780 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2781 fields. Update declarations.
2782 (Layout::symtab_xindex): New function.
2783 (Layout::dynsym_xindex): New function.
2784 (class Write_symbols_task): Add layout_ field.
2785 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2787 * output.cc (Output_section_headers::Output_section_headers): Add
2788 shstrtab_section parameter. Change all callers.
2789 (Output_section_headers::do_sized_write): Store overflow values
2790 for section count and section string table section index in
2791 section header zero.
2792 (Output_file_header::do_sized_write): Check for overflow of
2793 section count and section string table section index.
2794 (Output_symtab_xindex::do_write): New function.
2795 (Output_symtab_xindex::endian_do_write): New function.
2796 * output.h (class Output_section_headers): Add shstrtab_section_.
2797 Update declarations.
2798 (class Output_symtab_xindex): Define.
2799 (Output_section::has_out_shndx): New function.
2800 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2802 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2804 (Sized_symbol::init): Likewise.
2805 (Symbol::output_section): Check for ordinary symbol.
2806 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2807 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2809 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2810 Change all callers. Simplify handling of symbols from sections
2811 not included in the link.
2812 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2814 (Weak_alias_sorter::operator()): Assert that symbols are
2816 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2818 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2819 parameters. Change all callers.
2820 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2821 symbol distinction. Use SHN_XINDEX when needed.
2822 (Symbol_table::write_section_symbol): Add symtab_xindex
2823 parameter. Change all callers.
2824 (Symbol_table::sized_write_section_symbol): Likewise. Use
2825 SHN_XINDEX when needed.
2826 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2828 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2829 (Symbol::is_defined): Check is_ordinary.
2830 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2831 (Symbol::is_absolute, Symbol::is_common): Likewise.
2832 (class Sized_symbol): Update declarations.
2833 (class Symbol_table): Update declarations.
2834 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2835 parameters. Change all callers.
2836 (Sized_symbol::override): Likewise.
2837 (Symbol_table::override): Likewise.
2838 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2839 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2840 is_ordinary, and orig_st_shndx parameters. Change all callers.
2841 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2842 to be in an ordinary section.
2843 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2844 object and is_ordinary parameters. Change all callers.
2845 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2846 Change all callers. Don't add undefined or non-ordinary symbols
2848 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2850 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2852 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2853 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2854 (Sized_relobj::relocate_sections): Likewise.
2855 * target-reloc.h (scan_relocs): Adjust section symbol index.
2856 (scan_relocatable_relocs): Likewise.
2857 * i386.cc (Scan::local): Check for ordinary symbols.
2858 * sparc.cc (Scan::local): Likewise.
2859 * x86_64.cc (Scan::local): Likewise.
2860 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2861 to symbol_section_and_value.
2862 * testsuite/many_sections_test.cc: New file.
2863 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2864 (check_PROGRAMS): Add many_sections_test.
2865 (many_sections_test_SOURCES): Define.
2866 (many_sections_test_DEPENDENCIES): Define.
2867 (many_sections_test_LDFLAGS): Define.
2868 (BUILT_SOURCES): Add many_sections_define.h.
2869 (many_sections_define.h): New target.
2870 (BUILT_SOURCES): Add many_sections_check.h.
2871 (many_sections_check.h): New target.
2872 (check_PROGRAMS): Add many_sections_r_test.
2873 (many_sections_r_test_SOURCES): Define.
2874 (many_sections_r_test_DEPENDENCIES): Define.
2875 (many_sections_r_test_LDFLAGS): Define.
2876 (many_sections_r_test_LDADD): Define.
2877 (many_sections_r_test.o): New target.
2878 * testsuite/Makefile.in: Rebuild.
2880 2008-04-17 Cary Coutant <ccoutant@google.com>
2882 * errors.cc (Errors::info): New function.
2883 (gold_info): New function.
2884 * errors.h (Errors::info): New function.
2885 * gold.h (gold_info): New function.
2886 * object.cc (Input_objects::add_object): Print trace output.
2887 * options.cc (options::parse_set): New function.
2888 (General_options::parse_wrap): Deleted.
2889 (General_options::General_options): Deleted initializer.
2890 * options.h (options::String_set): New typedef.
2891 (options::parse_set): New function.
2892 (DEFINE_set): New macro.
2893 (General_options::wrap): Changed to use DEFINE_set. Changed
2894 callers of any_wrap_symbols and is_wrap_symbol.
2895 (General_options::trace, General_options::trace_symbol):
2897 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2898 (General_options::wrap_symbols_): Deleted.
2899 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2901 2008-04-17 David S. Miller <davem@davemloft.net>
2903 * options.cc (General_options::parse_V): New function.
2904 * options.h: Add entries for -V and -Qy.
2906 2008-04-17 Ian Lance Taylor <iant@google.com>
2908 * common.cc (Symbol_table::allocate_commons): Remove options
2909 parameter. Change caller.
2910 (Symbol_table::do_allocate_commons): Remove options parameter.
2911 Change caller. Just call do_allocate_commons_list twice.
2912 (Symbol_table::do_allocate_commons_list): New function, broken out
2913 of do_allocate_commons.
2914 * common.h (class Allocate_commons_task): Remove options_ field.
2916 * symtab.cc (Symbol_table::Symbol_table): Initialize
2918 (Symbol_table::add_from_object): Put TLS common symbols on
2920 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2921 which are IN_OUTPUT_DATA.
2922 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2923 allocate_commons and do_allocate_commons declarations. Declare
2924 do_allocate_commons_list.
2925 * gold.cc (queue_middle_tasks): Update creation of
2926 Allocate_commons_task to not pass options.
2927 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2928 (TLS_TEST_C_FLAGS): New variable.
2929 (tls_test_c_pic.o): New target.
2930 (tls_test_shared.so): Link in tls_test_c_pic.o.
2931 (tls_test_c_pic_ie.o): New target.
2932 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2933 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2934 (tls_test_c.o): New target.
2935 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2936 (tls_pic_test_LDADD): Likewise.
2937 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2938 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2939 (tls_test_c_gnu2.o): New target.
2940 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2942 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2943 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2944 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2945 * testsuite/tls_test.cc: Include "config.h".
2946 (t_last): Call t11_last.
2947 * testsuite/tls_test.h (t11, t11_last): Declare.
2948 * testsuite/tls_test_c.c: New file.
2949 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2950 * configure.ac: Check for OpenMP support.
2951 * configure, config.in, Makefile.in: Rebuild.
2952 * testsuite/Makefile.in: Rebuild.
2954 2008-04-16 Cary Coutant <ccoutant@google.com>
2956 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2957 (Target_i386::tls_base_symbol_defined_): New field.
2958 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2959 (Target_i386::Scan::global): Likewise.
2960 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2961 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2962 (Target_x86_64::tls_base_symbol_defined_): New field.
2963 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2964 (Target_x86_64::Scan::global): Likewise.
2966 2008-04-16 Cary Coutant <ccoutant@google.com>
2968 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2969 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2970 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2971 building shared libraries.
2972 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2973 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2974 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2975 * testsuite/Makefile.in: Rebuild.
2976 * testsuite/weak_undef.h: New file.
2977 * testsuite/weak_undef_file1.cc: Add extra test cases.
2978 * testsuite/weak_undef_file2.cc: Likewise.
2979 * testsuite/weak_undef_test.cc: Likewise.
2981 2008-04-16 David S. Miller <davem@davemloft.net>
2983 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2984 Add issued_non_pic_error_ field. Declare check_non_pic.
2985 (Target_sparc::Scan::check_non_pic): New function.
2986 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2987 (Target_sparc::Scan::global): Likewise.
2989 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2990 * configure: Rebuild.
2992 * options.h (DEFINE_enable): New macro.
2993 (new_dtags): New enable option.
2994 (initfirst, interpose, loadfltr, nodefaultlib,
2995 nodelete, nodlopen, nodump): New -z options.
2996 * layout.cc (Layout:finish_dynamic_section): If new
2997 dtags enabled, emit DT_RUNPATH. Also, emit a
2998 DT_FLAGS_1 containing any specified -z flags.
3000 2008-04-16 Ian Lance Taylor <iant@google.com>
3002 * copy-relocs.cc: New file.
3003 * copy-relocs.h: New file.
3004 * reloc.cc: Remove Copy_relocs code.
3005 * reloc.h: Likewise.
3006 * reloc-types.h (struct Reloc_types) [both versions]: Add
3007 get_reloc_addend_noerror.
3008 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3009 variants of add_global which take an addend which must be zero.
3010 * i386.cc: Include "copy-relocs.h".
3011 (class Target_i386): Change type of copy_relocs_ to variable,
3013 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3015 (Target_i386::do_finalize_sections): Change handling of
3017 * sparc.cc: Include "copy-relocs.h".
3018 (class Target_sparc): Change type of copy_relocs_ to variable,
3020 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3022 (Target_sparc::do_finalize_sections): Change handling of
3024 * x86_64.cc: Include "copy-relocs.h".
3025 (class Target_x86_64): Change type of copy_relocs_ to variable,
3027 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3028 class. Change all callers.
3029 (Target_x86_64::do_finalize_sections): Change handling of
3031 * Makefile.am (CCFILES): Add copy-relocs.cc.
3032 (HFILES): Add copy-relocs.h.
3034 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3036 * testsuite/script_test_4.sh: Permit leading zeroes.
3038 2008-04-15 Ian Lance Taylor <iant@google.com>
3040 * script-sections.cc (Script_sections::create_segments): Use
3041 header_size_adjustment even when there is enough room for the
3043 * testsuite/script_test_4.sh: New file.
3044 * testsuite/script_test_4.t: New file.
3045 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3046 (check_DATA): Add script_test_4.stdout.
3047 (MOSTLYCLEANFILES): Likewise.
3048 (script_test_4): New target.
3049 (script_test_4.stdout): New target.
3050 * testsuite/Makefile.in: Rebuild.
3052 * sparc.cc: Add definitions for Output_data_plt_sparc class
3055 2008-04-14 David S. Miller <davem@davemloft.net>
3057 * sparc.cc: New file.
3058 * Makefile.am (TARGETSOURCES): Add sparc.cc
3059 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3060 * configure.tgt: Document targ_extra_size and
3061 targ_extra_big_endian. Add entries for sparc-* and
3063 * configure.ac: Handle targ_extra_size and
3064 targ_extra_big_endian.
3065 * Makefile.in: Rebuild.
3066 * configure: Likewise.
3067 * po/POTFILES.in: Likewise.
3068 * po/gold.pot: Likewise.
3070 2008-04-14 Ian Lance Taylor <iant@google.com>
3072 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3073 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3074 in the name/type/flags to section mapping. Don't call
3075 allocate_output_section.
3076 (Layout::choose_output_section): Change parameter from adjust_name
3077 to is_input_section. Don't permit input sections after sections
3078 are attached to segments. Don't call allocate_output_section.
3079 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3080 not write_enable_output_section.
3081 (Layout::make_output_section): Don't push to
3082 unattached_section_list_ nor call attach_to_segment. Call
3083 attach_section_to_segment if sections are attached.
3084 (Layout::attach_sections_to_segments): New function.
3085 (Layout::attach_section_to_segment): New function.
3086 (Layout::attach_allocated_section_to_segment): Rename from
3087 attach_to_segment. Remove flags parameter.
3088 (Layout::allocate_output_section): Remove function.
3089 (Layout::write_enable_output_section): Remove function.
3090 * layout.h (class Layout): Update for above changes. Add new
3091 field sections_are_attached_.
3092 * output.h (Output_section::update_flags_for_input_section): New
3094 * output.cc (Output_section::add_input_section): Call
3095 update_flags_for_input_section.
3096 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3098 2008-04-11 Cary Coutant <ccoutant@google.com>
3100 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3101 thought unnecessary.
3102 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3104 2008-04-11 Ian Lance Taylor <iant@google.com>
3106 * output.h (class Output_section_data): Remove inline definition
3108 * output.cc (Output_section_data::set_addralign): New function.
3110 2008-04-11 Cary Coutant <ccoutant@google.com>
3112 Add support for TLS descriptors for i386 and x86_64.
3113 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3114 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3115 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3117 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3118 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3119 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3121 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3122 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3123 Fix problem with initial-exec relocations.
3124 (Target_i386::Relocate::relocate_tls): Likewise.
3125 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3127 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3128 support for section-plus-offset dynamic table entries.
3129 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3130 (Output_data_dynamic::Dynamic_entry): Add support for
3131 section-plus-offset dynamic table entries.
3132 (Output_data_dynamic::Classification): Likewise.
3133 (Output_data_dynamic::classification_): Renamed offset_.
3134 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3135 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3136 (Target_x86_64::make_plt_section): New function.
3137 (Target_x86_64::reserve_tlsdesc_entries): New function.
3138 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3139 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3140 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3141 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3142 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3143 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3144 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3145 add extra PLT entry for TLS descriptors.
3146 (Output_data_plt_x86_64::got_): New field.
3147 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3148 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3150 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3152 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3153 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3154 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3155 R_386_TLS_DESC_CALL relocations.
3156 (Target_x86_64::Scan::global): Likewise.
3157 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3158 for TLS descriptors.
3159 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3160 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3161 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3162 GD-to-IE relaxation.
3163 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3164 and TLS_DESCRIPTORS.
3165 * Makefile.in: Rebuild.
3166 * configure: Rebuild.
3167 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3168 (tls_test_shared2.so): New target.
3169 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3170 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3171 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3172 (tls_shared_gd_to_ie_test_LDADD): New variable.
3173 (tls_shared_gnu2_gd_to_ie_test): New target.
3174 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3176 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3177 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3178 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3179 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3180 (tls_shared_gnu2_test): New target.
3181 (tls_test_gnu2_shared.so): New target.
3182 (tls_shared_gnu2_test_SOURCES): New variable.
3183 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3184 (tls_shared_gnu2_test_LDFLAGS): New variable.
3185 (tls_shared_gnu2_test_LDADD): New variable.
3186 * testsuite/Makefile.in: Rebuild.
3187 * testsuite/Makefile.
3189 2008-04-11 Ian Lance Taylor <iant@google.com>
3191 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3193 * testsuite/Makefile.in: Rebuild.
3195 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3197 * testsuite/script_test_2.cc (main): Adjust test.
3199 2008-04-11 David S. Miller <davem@davemloft.net>
3200 Ian Lance Taylor <iant@google.com>
3202 * options.h (General_options): Add entries for '-Y' and
3204 * options.cc (General_options:finalize): If -Y was used, add those
3205 entries to the library path instead of the default "/lib" and
3208 2008-04-11 David S. Miller <davem@davemloft.net>
3210 * testsuite/justsyms.t: Start at 0x100.
3211 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3212 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3214 * testsuite/script_test_2.cc: Adjust string and section length
3217 2008-04-09 Ian Lance Taylor <iant@google.com>
3220 * script-sections.cc (Sections_element::allocate_to_segment): Add
3222 (Output_section_definition::allocate_to_segment): Likewise.
3223 (Orphan_output_section::allocate_to_segment): Likewise.
3224 (Script_sections::attach_sections_using_phdrs_clause): Don't
3225 propagate non-PT_LOAD segments to orphan sections.
3226 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3227 readelf rather than objdump.
3228 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3229 .interp section and PT_INTERP segment are the same size.
3230 * testsuite/Makefile.in: Rebuild.
3232 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3233 aliases for symbols defined in the same object.
3234 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3235 (weak_alias_test_SOURCES): New variable.
3236 (weak_alias_test_DEPENDENCIES): New variable.
3237 (weak_alias_test_LDFLAGS): New variable.
3238 (weak_alias_test_LDADD): New variable.
3239 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3240 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3241 (weak_alias_test_3.o): New target.
3242 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3243 * testsuite/weak_alias_test_main.cc: New file.
3244 * testsuite/weak_alias_test_1.cc: New file.
3245 * testsuite/weak_alias_test_2.cc: New file.
3246 * testsuite/weak_alias_test_3.cc: New file.
3248 2008-04-08 Ian Lance Taylor <iant@google.com>
3250 * options.h (class General_options): Add --noinhibit-exec option.
3251 * main.cc (main): Check --noinhibit-exec.
3253 * options.h (class General_options): Define --wrap as a special
3254 option. Add wrap_symbols_ field.
3255 (General_options::any_wrap_symbols): New function.
3256 (General_options::is_wrap_symbol): New function.
3257 * options.cc (General_options::parse_wrap): New function.
3258 (General_options::General_options): Initialize wrap_symbols_.
3259 * symtab.cc (Symbol_table::wrap_symbol): New function.
3260 (Symbol_table::add_from_object): Handle --wrap.
3261 * symtab.h (class Symbol_table): Declare wrap_symbol.
3262 * target.h (Target::wrap_char): New function.
3263 (Target::Target_info): Add wrap_char field.
3264 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3265 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3266 * testsuite/testfile.cc (Target_test::test_target_info):
3269 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3272 * layout.h (class Layout): Add added_eh_frame_data_ field.
3273 * layout.cc (Layout::Layout): Initialize new field.
3274 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3275 output section until we find a section we merged successfully.
3276 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3277 that the size be non-zero.
3279 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3282 2008-04-08 Craig Silverstein <csilvers@google.com>
3284 * configure.ac: Export new conditional variable HAVE_ZLIB.
3285 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3287 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3288 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3290 2008-04-07 Ian Lance Taylor <iant@google.com>
3292 * version.cc (version_string): Set to "1.5".
3294 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3295 Add issued_non_pic_error_ field. Declare check_non_pic.
3296 (Target_x86_64::Scan::check_non_pic): New function.
3297 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3298 (Target_x86_64::Scan::global): Likewise.
3300 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3301 addend parameter. Change caller. Handle merge sections.
3302 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3303 Address to Addend. Don't add in the result of
3304 local_section_offset, pass down the addend and use the returned
3306 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3307 Update declarations of local_section_offset and symbol_value.
3308 * testsuite/two_file_test_1.cc (t18): New function.
3309 * testsuite/two_file_test_2.cc (f18): New function.
3310 * testsuite/two_file_test_main.cc (main): Call t18.
3311 * testsuite/two_file_test.h (t18, f18): Declare.
3313 * configure.ac: Don't test for objdump, c++filt, or readelf.
3314 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3316 (TEST_READELF): New variable.
3317 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3318 (check_PROGRAMS): Add two_file_strip_test.
3319 (two_file_strip_test): New target.
3320 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3321 (two_file_same_shared_strip_test_SOURCES): New variable.
3322 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3323 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3324 (two_file_same_shared_strip_test_LDADD): New variable.
3325 (two_file_shared_strip.so): New target.
3326 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3327 (ver_test_5.syms, ver_test_7.syms): Likewise.
3328 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3329 (strip_test_3.stdout): Use TEST_OBJDUMP.
3330 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3332 2008-04-04 Cary Coutant <ccoutant@google.com>
3334 * symtab.h (Symbol::is_weak_undefined): New function.
3335 (Symbol::is_strong_undefined): New function.
3336 (Symbol::is_absolute): New function.
3337 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3338 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3340 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3341 (weak_undef_test): New target.
3342 * testsuite/Makefile.in: Rebuild.
3343 * testsuite/weak_undef_file1.cc: New file.
3344 * testsuite/weak_undef_file2.cc: New file.
3345 * testsuite/weak_undef_test.cc: New file.
3347 2008-04-03 Craig Silverstein <csilvers@google.com>
3349 * compressed_output.h (class Output_compressed_section): Use
3351 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3353 (zlib_compressed_suffix): Removed.
3354 (Output_compressed_section::set_final_data_size): Use unsigned
3356 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3357 Fix linker invocation.
3358 (flagstest_o_specialfile_and_compress_debug_sections):
3360 * testsuite/Makefile.in: Regenerated.
3362 2008-04-02 David S. Miller <davem@davemloft.net>
3364 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3365 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3367 2008-04-02 Craig Silverstein <csilvers@google.com>
3371 2008-04-02 Ian Lance Taylor <iant@google.com>
3373 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3374 parameters. Update for new key type to views_. Change all
3376 (File_read::read): Adjust for byteshift in returned view.
3377 (File_read::add_view): New function, broken out of
3379 (File_read::make_view): New function, broken out of
3381 (File_read::find_or_make_view): Add offset and aligned
3382 parameters. Rewrite accordingly. Change all callers.
3383 (File_read::get_view): Add offset and aligned parameters. Adjust
3384 for byteshift in return value.
3385 (File_read::get_lasting_view): Likewise.
3386 * fileread.h (class File_read): Update declarations.
3387 (class File_read::View): Add byteshift_ field. Add byteshift to
3388 constructor. Add byteshift method.
3389 * archive.h (Archive::clear_uncached_views): New function.
3390 (Archive::get_view): Add aligned parameter. Change all callers.
3391 * object.h (Object::get_view): Add aligned parameter. Change all
3393 (Object::get_lasting_view): Likewise.
3395 * fileread.cc (File_read::release): Don't call clear_views if
3396 there are multiple objects.
3397 * fileread.h (File_read::clear_uncached_views): New function.
3398 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3401 2008-03-31 Cary Coutant <ccoutant@google.com>
3403 Add thin archive support.
3404 * archive.cc (Archive::armagt): New const.
3405 (Archive::setup): Remove task parameter and calls to unlock.
3406 (Archive::unlock_nested_archives): New function.
3407 (Archive::read_header): Add nested_off parameter. Change
3409 (Archive::interpret_header): Likewise.
3410 (Archive::include_all_members): Change to handle thin
3412 (Archive::include_member): Likewise.
3413 * archive.h (Archive::Archive): Add new parameters and
3415 (Archive::armagt): New const.
3416 (Archive::setup): Remove task parameter.
3417 (Archive::unlock_nested_archives): New function.
3418 (Archive::read_header): Add nested_off parameter.
3419 (Archive::interpret_header): Likewise.
3420 (Archive::Nested_archive_table): New typedef.
3421 (Archive::is_thin_archive_): New field.
3422 (Archive::nested_archives_): New field.
3423 (Archive::options_): New field.
3424 (Archive::dirpath_): New field.
3425 (Archive::task_): New field.
3426 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3427 for thin archives. Pass additional parameters to
3428 Archive::Archive. Unlock the archive file after calling
3431 2008-03-29 Ian Lance Taylor <iant@google.com>
3433 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3434 version symbol to be local.
3435 * testsuite/ver_test_4.sh: New file.
3436 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3437 (check_DATA): Add ver_test_4.syms.
3438 (ver_test_4.syms): New target.
3439 * testsuite/Makefile.in: Rebuild.
3442 (Output_section::Input_section_sort_entry::has_priority): New
3444 (Output_section::Input_section_sort_entry::match_file_name): New
3446 (Output_section::Input_section_sort_entry::match_section_name):
3448 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3450 (Output_section::Input_section_sort_entry::match_section_file):
3452 (Output_section::Input_section_sort_compare::operator()): Rewrite
3453 using new Input_section_sort_entry functions. Sort crtbegin and
3454 crtend first. Sort sections with no priority before sections with
3456 * testsuite/initpri1.c (d3): Check j != 4.
3457 (cd5): New constructor/destructor function.
3458 (main): Check j != 2.
3460 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3461 new symbol when resolving, don't call set_is_default.
3462 * testsuite/ver_test_7.cc: New file.
3463 * testsuite/ver_test_7.sh: New file.
3464 * testsuite/Makefile.am (ver_test_7.so): New target.
3465 (ver_test_7.o): New target.
3466 (check_SCRIPTS): Add ver_test_7.sh.
3467 (check_DATA): Add ver_test_7.syms.
3468 (ver_test_7.syms): New target.
3470 2008-03-28 Ian Lance Taylor <iant@google.com>
3472 * layout.cc (Layout::layout): If we see an input section with a
3473 name that needs sorting, set the must_sort flag for the output
3475 (Layout::make_output_section): If the name of the output section
3476 indicates that it might require sorting, set the may_sort flag.
3477 * output.h (Output_section::may_sort_attached_input_sections): New
3479 (Output_section::set_may_sort_attached_input_sections): New
3481 (Output_section::must_sort_attached_input_sections): New
3483 (Output_section::set_must_sort_attached_input_sections): New
3485 (class Output_section): Declare Input_section_sort_entry. Define
3486 Input_section_sort_compare. Declare
3487 sort_attached_input_sections. Add new fields:
3488 may_sort_attached_input_sections_,
3489 must_sort_attached_input_sections_,
3490 attached_input_sections_are_sorted_.
3491 * output.cc (Output_section::Output_section): Initialize new
3493 (Output_section::add_input_section): Add an entry to
3494 input_sections_ if may_sort or must_sort are true.
3495 (Output_section::set_final_data_size): Call
3496 sort_attached_input_sections if necessary.
3497 (Output_section::Input_section_sort_entry): Define new class.
3498 (Output_section::Input_section_sort_compare::operator()): New
3500 (Output_section::sort_attached_input_sections): New function.
3501 * configure.ac: Check whether the compiler supports constructor
3502 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3503 * testsuite/initpri1.c: New file.
3504 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3505 CONSTRUCTOR_PRIORITY.
3506 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3507 (initpri1_LDFLAGS): New variable.
3508 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3510 2008-03-27 Ian Lance Taylor <iant@google.com>
3512 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3513 * testsuite/common_test_1.c: New file.
3514 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3515 (common_test_1_SOURCES): New variable.
3516 (common_test_1_DEPENDENCIES): New variable.
3517 (common_test_1_LDFLAGS): New variable.
3519 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3520 and commons_ correctly when NAME/VERSION does not override
3522 * testsuite/ver_test_6.c: New file.
3523 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3524 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3525 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3527 2008-03-26 Ian Lance Taylor <iant@google.com>
3529 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3530 of an undefined symbol from a version script.
3531 * testsuite/Makefile.am (ver_test_5.so): New target.
3532 (ver_test_5.o): New target.
3533 (check_SCRIPTS): Add ver_test_5.sh.
3534 (check_DATA): Add ver_test_5.syms.
3535 (ver_test_5.syms): New target.
3536 * testsuite/ver_test_5.cc: New file.
3537 * testsuite/ver_test_5.script: New file.
3538 * testsuite/ver_test_5.sh: New file.
3539 * Makefile.in, testsuite/Makefile.in: Rebuild.
3542 Fix problems building gold with gcc 4.3.0.
3543 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3544 (gold_error_at_location, gold_warning_at_location): Use it.
3545 * configure.ac: Check whether we can compile and use a template
3546 function with a printf attribute.
3547 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3548 when jumping over bytes.
3549 * object.cc: Instantiate Object::read_section_data.
3550 * debug.h: Include <cstring>
3551 * dwarf_reader.cc: Include <algorithm>
3552 * main.cc: Include <cstring>.
3553 * options.cc: Include <cstring>.
3554 * output.cc: Include <cstring>.
3555 * script.cc: Include <cstring>.
3556 * script.h: Include <string>.
3557 * symtab.cc: Include <cstring> and <algorithm>.
3558 * target-select.cc: Include <cstring>.
3559 * version.cc: Include <string>.
3560 * testsuite/testmain.cc: Include <cstdlib>.
3561 * configure, config.in: Rebuild.
3563 2008-03-25 Ian Lance Taylor <iant@google.com>
3565 * options.cc: Include "../bfd/bfdver.h".
3566 (options::help): Print bug reporting address.
3568 * version.cc (print_version): Adjust output for current value of
3573 * options.cc (options::help): Print list of supported targets.
3574 * target-select.h: Include <vector>.
3575 (class Target_selector): Make machine_, size_, and is_big_endian_
3576 fields const. Add bfd_name_ and instantiated_target_ fields.
3577 (Target_selector::Target_selector): Add bfd_name parameter.
3578 (Target_selector::recognize): Make non-virtual, call
3580 (Target_selector::recognize_by_name): Make non-virtual, call
3581 do_recognize_by_name.
3582 (Target_selector::supported_names): New function.
3583 (Target_selector::bfd_name): New function.
3584 (Target_selector::do_instantiate_target): New pure virtual
3586 (Target_selector::do_recognize): New virtual function.
3587 (Target_selector::do_recognize_by_name): New virtual function.
3588 (Target_selector::instantiate_target): New private function.
3589 (supported_target_names): Declare.
3590 * target-select.cc (Target_selector::Target_selector): Update for
3591 new parameter and fields.
3592 (select_target_by_name): Check that the name matches before
3593 calling recognize_by_name.
3594 (supported_target_names): New function.
3595 * i386.cc (class Target_selector_i386): Update Target_selector
3596 constructor call. Remove recognize and recognize_by_name. Add
3597 do_instantiate_target.
3598 * x86_64.cc (class Target_selector_x86_64): Likewise.
3599 * testsuite/testfile.cc (class Target_selector_test): Update for
3600 changes to Target_selector.
3602 * README: Rewrite, with some notes on unsupported features.
3604 2008-03-24 Cary Coutant <ccoutant@google.com>
3606 * i386.cc (Target_i386::Got_type): New enum declaration.
3607 (Target_i386::Scan::local): Updated callers of Output_data_got
3609 (Target_i386::Scan::global): Likewise.
3610 (Target_i386::Relocate::relocate): Likewise.
3611 (Target_i386::Relocate::relocate_tls): Likewise.
3612 * object.h (Got_offset_list): New class.
3613 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3614 (Sized_relobj::local_got_offset): Likewise.
3615 (Sized_relobj::set_local_got_offset): Likewise.
3616 (Sized_relobj::local_has_tls_got_offset): Removed.
3617 (Sized_relobj::local_tls_got_offset): Removed.
3618 (Sized_relobj::set_local_tls_got_offset): Removed.
3619 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3620 * output.cc (Output_data_got::add_global): Added got_type parameter.
3621 (Output_data_got::add_global_with_rel): Likewise.
3622 (Output_data_got::add_global_with_rela): Likewise.
3623 (Output_data_got::add_global_pair_with_rel): New function.
3624 (Output_data_got::add_global_pair_with_rela): New function.
3625 (Output_data_got::add_local): Added got_type parameter.
3626 (Output_data_got::add_local_with_rel): Likewise.
3627 (Output_data_got::add_local_with_rela): Likewise.
3628 (Output_data_got::add_local_pair_with_rel): New function.
3629 (Output_data_got::add_local_pair_with_rela): New function.
3630 (Output_data_got::add_global_tls): Removed.
3631 (Output_data_got::add_global_tls_with_rel): Removed.
3632 (Output_data_got::add_global_tls_with_rela): Removed.
3633 (Output_data_got::add_local_tls): Removed.
3634 (Output_data_got::add_local_tls_with_rel): Removed.
3635 (Output_data_got::add_local_tls_with_rela): Removed.
3636 * output.h (Output_data_got::add_global): Added got_type parameter.
3637 (Output_data_got::add_global_with_rel): Likewise.
3638 (Output_data_got::add_global_with_rela): Likewise.
3639 (Output_data_got::add_global_pair_with_rel): New function.
3640 (Output_data_got::add_global_pair_with_rela): New function.
3641 (Output_data_got::add_local): Added got_type parameter.
3642 (Output_data_got::add_local_with_rel): Likewise.
3643 (Output_data_got::add_local_with_rela): Likewise.
3644 (Output_data_got::add_local_pair_with_rel): New function.
3645 (Output_data_got::add_local_pair_with_rela): New function.
3646 (Output_data_got::add_global_tls): Removed.
3647 (Output_data_got::add_global_tls_with_rel): Removed.
3648 (Output_data_got::add_global_tls_with_rela): Removed.
3649 (Output_data_got::add_local_tls): Removed.
3650 (Output_data_got::add_local_tls_with_rel): Removed.
3651 (Output_data_got::add_local_tls_with_rela): Removed.
3652 * resolve.cc (Symbol::override_base_with_special): Removed
3653 reference to has_got_offset_ field.
3654 * symtab.cc (Symbol::init_fields): Replaced initialization
3655 of got_offset_ with got_offsets_. Removed initialization
3657 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3658 (Symbol::got_offset): Likewise.
3659 (Symbol::set_got_offset): Likewise.
3660 (Symbol::has_tls_got_offset): Removed.
3661 (Symbol::tls_got_offset): Removed.
3662 (Symbol::set_tls_got_offset): Removed.
3663 (Symbol::got_offset_): Removed.
3664 (Symbol::tls_mod_got_offset_): Removed.
3665 (Symbol::tls_pair_got_offset_): Removed.
3666 (Symbol::got_offsets_): New field.
3667 (Symbol::has_got_offset): Removed.
3668 (Symbol::has_tls_mod_got_offset): Removed.
3669 (Symbol::has_tls_pair_got_offset): Removed.
3670 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3671 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3673 (Target_x86_64::Scan::global): Likewise.
3674 (Target_x86_64::Relocate::relocate): Likewise.
3675 (Target_x86_64::Relocate::relocate_tls): Likewise.
3677 2008-03-25 Ben Elliston <bje@au.ibm.com>
3679 * yyscript.y: Fix spelling error in comment.
3681 2008-03-24 Ian Lance Taylor <iant@google.com>
3683 * options.h (class General_options): Define build_id option.
3684 * layout.h (class Layout): Declare write_build_id, create_note,
3685 create_build_id. Add build_id_note_ member.
3686 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3687 "libiberty.h", "md5.h", "sha1.h".
3688 (Layout::Layout): Initialize eh_frame_data_,
3689 eh_frame_hdr_section_, and build_id_note_.
3690 (Layout::finalize): Call create_build_id.
3691 (Layout::create_note): New function, broken out of
3692 Layout::create_gold_note.
3693 (Layout::create_gold_note): Call create_note.
3694 (Layout::create_build_id): New function.
3695 (Layout::write_build_id): New function.
3696 (Close_task_runner::run): Call write_build_id.
3698 * x86_64.cc: Correct license to GPLv3.
3700 2008-03-23 Ian Lance Taylor <iant@google.com>
3702 * options.cc: Include "demangle.h".
3703 (parse_optional_string): New function.
3704 (parse_long_option): Handle takes_optional_argument.
3705 (parse_short_option): Update dash_z initializer. Handle
3706 takes_optional_argument.
3707 (General_options::General_options): Initialize do_demangle_.
3708 (General_options::finalize): Set do_demangle_. Handle demangling
3710 * options.h (parse_optional_string): Declare.
3711 (struct One_option): Add optional_arg field. Update constructor.
3712 Update call constructor calls. Add takes_optional_argument
3714 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3715 (DEFINE_optional_string): Define.
3716 (General_options::demangle): Change from DEFINE_bool to
3717 DEFINE_optional_string.
3718 (General_options::no_demangle): New function.
3719 (General_options::do_demangle): New function.
3720 (General_options::set_do_demangle): New function.
3721 (General_options::execstack_status_): Move definition to end of
3723 (General_options::static_): Likewise.
3724 (General_options::do_demangle_): New field.
3725 * object.cc (big_endian>::get_symbol_location_info): Call
3726 Options::do_demangle, not Options::demangle.
3727 * symtab.cc (demangle): Likewise.
3729 2008-03-22 Ian Lance Taylor <iant@google.com>
3731 * gold.h: Include <cstddef> and <sys/types.h>
3732 * options.h: Include <cstring>.
3734 2008-03-21 Ian Lance Taylor <iant@google.com>
3736 * Added source code to GNU binutils.