1 2009-08-19 Chris Demetriou <cgd@google.com>
3 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4 checking source file names in error messages.
6 2009-08-18 Doug Kwan <dougkwan@google.com>
8 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
9 an elcpp::Ehdr as parameter. Adjust call to set_target.
10 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
11 an elfcpp::Ehdr as parameter.
12 * object.cc (Object::set_target): Remove the version that looks up
14 (Sized_relobj::setup): Take a Target object instead of
15 an elfcpp::Ehdr as parameter. Adjust call to set_target.
16 (make_elf_sized_object): Find target and ask target to
18 * object.h: (Object::set_target): Remove the version that looks up
20 (Sized_relobj::setup): Take a Target object instead of
21 an elfcpp:Ehdr as parameter.
22 * target.cc: Include dynobj.h.
23 (Target::do_make_elf_object_implementation): New.
24 (Target::do_make_elf_object): New.
25 * target.h (Target::make_elf_object): New template declaration.
26 (Target::do_make_elf_object): New method declarations.
27 (Target::do_make_elf_object_implementation): New template declaration.
29 2009-08-14 Ian Lance Taylor <iant@google.com>
31 * gold.h (FUNCTION_NAME): Define.
32 (gold_unreachable): Use FUNCTION_NAME.
34 2009-08-12 Sriraman Tallam <tmsriram@google.com>
36 * icf.cc (Icf::find_identical_sections): Issue a warning when a
37 symbol in the --keep-unique list is not found.
39 2009-08-12 Sriraman Tallam <tmsriram@google.com>
41 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
42 been maked as --keep-unique.
43 (Icf::unfold_section): New function.
44 * icf.h (Icf::unfold_section): New function.
45 * options.h (General_options::keep_unique): New option.
46 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
47 * testsuite/Makefile.in: Regenerate.
48 * testsuite/icf_keep_unique_test.sh: New file.
49 * testsuite/icf_keep_unique_test.cc: New file.
51 2009-08-12 Cary Coutant <ccoutant@google.com>
54 * resolve.cc (Symbol_table::resolve): Check for references from
55 dynamic objects to hidden and internal symbols.
56 * testsuite/Makefile.am (hidden_test.sh): New test.
57 * testsuite/Makefile.in: Regenerate.
58 * testsuite/hidden_test.sh: New script.
59 * testsuite/hidden_test_1.c: New test source.
60 * testsuite/hidden_test_main.c: New test source.
62 2009-08-11 Doug Kwan <dougkwan@google.com>
64 * arm.cc: Update comments.
65 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
66 segment to locate the .ARM.exidx section if present.
68 2009-08-09 Doug Kwan <dougkwan@google.com>
70 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
73 2009-08-07 Sriraman Tallam <tmsriram@google.com>
74 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
77 2009-08-06 Sriraman Tallam <tmsriram@google.com>
79 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
80 valid tls_segment only for non-debug-section relocations.
81 * testsuite/Makefile.am: Add gc_tls_test.
82 * testsuite/Makefile.in: Regenerate.
83 * testsuite/gc_tls_test.cc: New file.
84 * testsuite/gc_tls_test.sh: New file.
86 2009-08-05 Sriraman Tallam <tmsriram@google.com>
90 * Makefile.am (CCFILES): Add icf.cc.
92 * Makefile.in: Regenerate.
93 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
94 * gc.h (gc_process_relocs): Populate lists used by icf to contain
95 section, symbol and addend information for the relocs.
96 * gold.cc (queue_middle_tasks): Call identical code folding.
97 * gold.h: Add defines for multimap.
98 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
99 to the call of finalize_local_symbols.
100 * main.cc (main): Create object of class Icf.
101 * object.cc (Sized_relobj::do_layout): Allow this function to be
102 called twice during icf.
103 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
104 to sections marked as identical by icf.
105 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
107 (Sized_relobj::do_section_entsize): New function.
108 * object.h (Object::section_entsize): New function.
109 (Object::do_section_entsize): New pure virtual function.
110 (Relobj::finalize_local_symbols): Add new parameter.
111 (Relobj::do_section_entsize): New function.
112 * options.h (General_options::icf): New option.
113 (General_options::icf_iterations): New option.
114 (General_options::print_icf_sections): New option.
115 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
116 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
117 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
119 * symtab.cc (Symbol_table::is_section_folded): New function.
120 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
121 to sections marked as identical by icf.
122 * symtab.h (Symbol_table::set_icf): New function.
123 (Symbol_table::icf): New function.
124 (Symbol_table::is_section_folded): New function.
125 (Symbol_table::icf_): New data member.
126 * target-reloc.h (relocate_section): Ignore sections folded by icf.
127 * testsuite/Makefile.am: Add commands to build icf_test.
128 * testsuite/Makefile.in: Regenerate.
129 * testsuite/icf_test.sh: New file.
130 * testsuite/icf_test.cc: New file.
132 2009-07-24 Chris Demetriou <cgd@google.com>
134 * layout.cc (is_compressible_debug_section): Fix incorrect
135 comment about compressed section names.
137 2009-07-20 Ian Lance Taylor <ian@airs.com>
140 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
142 2009-07-16 Ian Lance Taylor <iant@google.com>
145 * layout.h: #include <map>.
146 (class Kept_section): Change from struct to class. Add accessors
147 and setters. Add section size to Comdat_group mapping. Change
148 Comdat_group to std::map. Add is_comdat_ field. Add
149 linkonce_size field in union.
150 (class Layout): Update declaration of find_or_add_kept_section.
151 Don't declare find_kept_object.
152 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
153 parameter. Add object, shndx, is_comdat, and is_group_name
154 parameters. Change all callers. Adjust for new Kept_section.
155 (Layout::find_kept_object): Remove.
156 * object.cc (Sized_relobj::include_section_group): Update use of
157 Kept_section. Rename secnum to shndx. Only record
158 Kept_comdat_section if sections are the same size.
159 (Sized_relobj::include_linkonce_section): Update use of
160 Kept_section. Only record Kept_comdat_section if sections are the
161 same size. Set size of linkonce section.
162 (Sized_relobj::map_to_kept_section): Update call to
163 get_kept_comdat_section.
164 * object.h (class Sized_relobj): Rename fields in
165 Kept_comdat_section to drop trailing underscores; change object
166 field to Relobj*. Change Kept_comdat_section_table to store
167 struct rather than pointer.
168 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
169 Add kept_object and kept_shndx parameters. Change all callers.
170 (Sized_relobj::get_kept_comdat_section): Change return type to
171 bool. Add kept_object and kept_shndx parameters. Change all
173 * plugin.cc (Pluginobj::include_comdat_group): Update call to
174 Layout::find_or_add_kept_section.
176 2009-07-09 Ian Lance Taylor <iant@google.com>
178 * merge.cc (Object_merge_map::initialize_input_to_output_map):
179 Reserve space in the hash table.
181 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
183 * fileread.cc (File_read::get_mtime): New method.
184 * fileread.h (Timespec): New structure.
185 (File_read::get_mtime): New method.
186 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
187 Renamed from timestamp_nsec.
188 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
190 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
192 (Incremental_inputs::report_archive): Save mtime; style fix.
193 (Incremental_inputs::report_obejct): Save mtime; style fix.
194 (Incremental_inputs::report_script): Save mtime; style fix.
195 (Incremental_inputs::finalize_inputs): Style fix.
196 (Incremental_inputs::finalize): Style fix.
197 (Incremental_inputs::create_input_section_data): Store inputs
199 * incremental.h (Incremental_inputs::report_script): Add mtime
201 (Incremental_inputs::Input_info::Input_info): Intialize only one
203 (Incremental_inputs::Input_info::archive): Move to nameless
205 (Incremental_inputs::Input_info::obejct): Move to nameless union.
206 (Incremental_inputs::Input_info::script): Move to nameless union.
207 (Incremental_inputs::mtime): New field.
208 * script.cc (read_input_script): Pass file mtime to
210 * script.h (Script_info::inputs): Style fix.
212 2009-07-01 Ian Lance Taylor <ian@airs.com>
214 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
217 2009-06-24 Ian Lance Taylor <iant@google.com>
220 * layout.cc (Layout::choose_output_section): If we find an
221 existing section, update the flags.
222 (Layout::create_notes): New function, broken out of
224 (Layout::finalize): Don't create note sections.
225 (Layout::create_note): Don't crash if linker script discards
227 (Layout::create_gold_note): Likewise.
228 (Layout::create_build_id): Likewise. Don't set
229 after_input_sections on the section.
230 (Layout::create_executable_stack_info): Remove target parameter.
232 * layout.h (class Layout): Declare create_notes. Update
233 declaration of create_executable_stack_info.
234 * gold.cc (queue_middle_tasks): Call create_notes.
235 * output.cc (Output_section::update_flags_for_input_section): Move
236 here from output.h. If SHF_ALLOC flag is newly set, mark address
238 * output.h (Output_data::mark_address_invalid): New function.
239 (class Output_section): Only declare, not define,
240 update_flags_for_input_section. Remove set_flags.
242 2009-06-24 Ian Lance Taylor <iant@google.com>
244 * script-sections.cc (Output_section_definition::
245 set_section_addresses): Rename shadowing local load_address to
248 2009-06-24 Ian Lance Taylor <iant@google.com>
251 * reloc.cc (relocate_sections): Skip empty relocation sections.
253 2009-06-23 Ian Lance Taylor <iant@google.com>
256 * layout.cc (Layout::create_note): Use choose_output_section
257 rather than make_output_section.
259 2009-06-23 Ian Lance Taylor <iant@google.com>
262 * options.cc (General_options::parse_V): Set printed_version_.
263 (General_options::General_options): Initialize printed_version_.
264 * options.h (class General_options): Add printed_version_ field.
265 * gold.cc (queue_initial_tasks): If there are no input files,
266 don't give a fatal error if we printed the version information.
267 (queue_middle_tasks): If using -r with a shared object, give a
268 fatal error rather than an ordinary error.
270 2009-06-23 Ian Lance Taylor <iant@google.com>
273 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
274 (Layout::make_output_section): Set have_stabstr_section_ if we see
276 (Layout::finalize): Call link_stabs_sections.
277 (Layout::link_stabs_sections): New file.
278 * layout.h (class Layout): Add have_stabstr_section_ field.
279 Declare link_stabs_sections.
281 2009-06-23 Doug Kwan <dougkwan@google.com>
283 * Makefile.am (libgold_a_LIBADD): New.
284 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
285 * Makefile.in: Regenerate.
286 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
287 * configure: Regenerate.
288 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
289 * fileread.cc: Include sys/state.h
290 * gold.h: Declare memmem and strndup if found missing.
291 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
293 2009-06-23 Ian Lance Taylor <iant@google.com>
295 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
296 * configure: Rebuild.
298 2009-06-23 Ian Lance Taylor <iant@google.com>
301 * object.cc (Object::section_contents): Don't try to get a view if
302 the section has length zero.
303 (Object::handle_gnu_warning_section): If the section is empty, use
304 the name of the section as the warning.
306 2009-06-23 Ian Lance Taylor <iant@google.com>
309 * stringpool.h (class Stringpool_template): Add optimize_ field.
310 (Stringpool_template::set_optimize): New function.
311 * stringpool.cc (Stringpool_template::Stringpool_template):
312 Initialize optimize_ field.
313 (Stringpool_template::set_string_offsets): Test local optimize
314 fild rather than parameter.
315 * layout.cc (Layout::Layout): Call set_optimize on the section
318 2009-06-22 Ian Lance Taylor <iant@google.com>
321 * yyscript.y: Parse TARGET.
322 * script.cc (script_set_target): New function.
323 * script-c.h (script_set_target): Declare.
324 * options.cc (General_options::string_to_object_format): Rename
325 from string_to_object_format in anonymous namespace. Change
327 * options.h (class General_options): Declare
328 string_to_object_format.
330 2009-06-22 Ian Lance Taylor <iant@google.com>
332 * script-sections.cc (Script_sections::create_segments): Don't put
333 program headers in a PT_LOAD segment if -n or -N.
335 2009-06-22 Ian Lance Taylor <iant@google.com>
338 * options.h (class General_options): Add -z lazy and -z now. Sort
339 -z options into alphabetical order.
340 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
342 2009-06-21 Ian Lance Taylor <iant@google.com>
344 * layout.cc (Layout::make_output_section): Call
345 Target::new_output_section.
346 (Layout::attach_allocated_section_to_segment): Put large section
347 sections in a separate load segment with the large segment flag
349 (Layout::segment_precedes): Sort large data segments after other
351 (align_file_offset): New static function.
352 (Layout::set_segment_offsets): Use align_file_offset.
353 * output.h (class Output_section): Add is_small_section_ and
354 is_large_section_ fields.
355 (Output_section::is_small_section): New function.
356 (Output_section::set_is_small_section): New function.
357 (Output_section::is_large_section): New function.
358 (Output_section::set_is_large_section): New function.
359 (Output_section::is_large_data_section): New function.
360 (class Output_segment): Add is_large_data_segment_ field.
361 (Output_segment::is_large_data_segment): New function.
362 (Output_segment::set_is_large_data_segment): New function.
363 * output.cc (Output_section::Output_section): Initialize new
365 (Output_segment::Output_segment): Likewise.
366 (Output_segment::add_output_section): Add assertion that large
367 data sections always go in large data segments. Force small data
368 sections to the end of the list of data sections. Force small BSS
369 sections to the start of the list of BSS sections. For large BSS
370 sections to the end of the list of BSS sections.
371 * symtab.h (class Symbol): Declare is_common_shndx.
372 (Symbol::is_defined): Check Symbol::is_common_shndx.
373 (Symbol::is_common): Likewise.
374 (class Symbol_table): Define enum Commons_section_type. Update
375 declarations. Add small_commons_ and large_commons_ fields.
376 * symtab.cc (Symbol::is_common_shndx): New function.
377 (Symbol_table::Symbol_table): Initialize new fields.
378 (Symbol_table::add_from_object): Put small and large common
379 symbols in the right list.
380 (Symbol_table::sized_finalized_symbol): Check
381 Symbol::is_common_shndx.
382 (Symbol_table::sized_write_globals): Likewise.
383 * common.cc (Symbol_table::do_allocate_commons): Allocate new
384 common symbol lists. Don't call do_allocate_commons_list if the
386 (Symbol_table::do_allocate_commons_list): Remove is_tls
387 parameter. Add comons_section_type parameter. Change all
388 callers. Handle small and large common symbols.
389 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
390 Symbol::is_common_shndx.
391 * resolve.cc (symbol_to_bits): Likewise.
392 * target.h (Target::small_common_shndx): New function.
393 (Target::small_common_section_flags): New function.
394 (Target::large_common_shndx): New function.
395 (Target::large_common_section_flags): New function.
396 (Target::new_output_section): New function.
397 (Target::Target_info): Add small_common_shndx, large_common_shndx,
398 small_common_section_flags, and large_common_section_flags
400 (Target::do_new_output_section): New virtual function.
401 * arm.cc (Target_arm::arm_info): Initialize new fields.
402 * i386.cc (Target_i386::i386_info): Likewise.
403 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
405 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
406 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
407 (Target_x86_64::do_new_output_section): New function.
408 * configure.ac: Define conditional MCMODEL_MEDIUM.
409 * testsuite/Makefile.am (check_PROGRAMS): Add large.
410 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
411 (large_LDFLAGS): Define.
412 * testsuite/large.c: New file.
413 * testsuite/testfile.cc (Target_test::test_target_info):
414 Initialize new fields.
415 * configure, testsuite/Makefile.in: Rebuild.
417 2009-06-05 Doug Kwan <dougkwan@google.com>
419 * Makefile.am (CCFILES): Add target.cc.
420 * Makefile.in: Regenerate.
421 * i386.cc (class Target_i386): Define new virtual method to
422 override do_is_local_label_name in parent.
423 * object.cc (Sized_relobj::do_count_local_symbols): Discard
424 local symbols if --discard-locals or -X is given.
425 * options.h (class General_options): Declare new options
426 '--discard-locals' and '-X' for discarding locals.
427 * target.h (class Target): Define new methods is_local_label_name.
428 Declare new virtual method do_is_local_label_name.
429 * target.cc: New file.
430 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
431 (check_SCRIPTS): Add discard_locals_test.sh.
432 (check_DATA): Add discard_local_tests.syms.
433 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
434 (discard_local_tests.syms, discard_locals_test.o): New make rules.
435 * testsuite/Makefile.in: Regenerate.
436 * testsuite/discard_locals_test.c: New file.
437 * testsuite/discard_locals_test.sh: Same.
439 2009-06-05 Doug Kwan <dougkwan@google.com>
441 * object.cc (Sized_relobj::Sized_relobj): Initialize
442 discarded_eh_frame_shndx_ to -1U.
443 (Sized_relobj::do_layout): Record index of a discard .eh_frame
445 (Sized_relobj::do_count_local_symbols): Skip local symbols in
446 a discarded .eh_frame section.
447 (Sized_relobj::do_finalize_local_symbols): Ditto.
448 * object.h (class Sized_relobj): Declare new member
449 discarded_eh_frame_shndx_.
450 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
451 (local_labels_test.o, local_labels_test): New rules.
452 * testsuite/Makefile.in: Regenerate.
454 2009-06-04 Doug Kwan <dougkwan@google.com>
456 * layout.cc (Layout::section_name_mapping): Add mapping for
457 special ARM sections.
459 2009-06-03 Doug Kwan <dougkwan@google.com>
461 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
462 (utils::has_overflow): Same.
464 2009-06-03 Ian Lance Taylor <iant@google.com>
466 * layout.cc (Layout::section_name_mapping): New array, replacing
467 Layout::linkonce_mapping.
468 (Layout::section_name_mapping_count): New variable, replacing
469 Layout::linkonce_mapping_count.
470 (Layout::linkonce_output_name): Remove.
471 (Layout::output_section_name): Rewrite.
472 * layout.h (class Layout): Rename Linkonce_mapping to
473 Section_name_mapping, linkonce_mapping to section_name_mapping,
474 linkonce_mapping_count to section_name_mapping_count. Don't
475 declare linkonce_output_name.
477 2009-06-03 Doug Kwan <dougkwan@google.com>
479 * gold/arm.cc (namespace utils): New.
480 (Target_arm::reloc_is_non_pic): Define new method.
481 (class Arm_relocate_functions): New.
482 (Target_arm::Relocate::relocate): Handle relocation types used by
485 2009-06-03 Ian Lance Taylor <iant@google.com>
487 * arm.cc (Target_arm::scan::global): Use || instead of |.
489 2009-06-02 Doug Kwan <dougkwan@google.com>
491 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
492 issued_non_pic_error_.
493 (class Target_arm::Scan): Declare new method check_non_pic.
494 Define new method symbol_needs_plt_entry.
495 Declare new data member issued_non_pic_error_.
496 (class Target_arm::Relocate): Declare new method
497 should_apply_static_reloc.
498 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
499 (Target_arm::Scan::check_non_pic): Define new method.
500 (Target_arm::Scan::local): Handle a small subset of reloc types used
502 (Target_arm::Scan::local): Same.
503 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
505 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
507 * incremental.cc (Incremental_inputs::report_command_line): Filter
508 out --incremental-* options.
510 2009-05-29 Doug Kwan <dougkwan@google.com>
512 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
514 (class Target_arm): Update comment.
515 (Target_arm::Target_arm): Initialize new data members GOT_,
516 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
517 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
518 and Target_arm::rel_dyn_section.
519 Declare new_enum Target_arm::Got_type.
520 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
522 Update commments for member do_dynsym_value.
523 (Target_arm::got_size, Target_arm::plt_section,
524 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
525 new methods inside class defintion.
526 (Target_arm::got_section): Define new method.
527 (Target_arm::rel_dyn_section): Same.
528 (Output_data_plt_arm): New template class.
529 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
530 (Output_data_plt_arm:do_adjust_output_section): Define new method.
531 (Output_data_plt_arm::add_entry): Same.
532 (Output_data_plt_arm::first_plt_entry): Define new
533 static data member for PLT instruction template.
534 (Output_data_plt_arm::plt_entry): Same.
535 (Output_data_plt_arm::do_write): Define new method.
536 (Target_arm::make_plt_entry): Same.
537 (Target_arm::do_finalize_sections): Same.
538 (Target_arm::do_dynsym_value): Same.
540 2009-05-28 Doug Kwan <dougkwan@google.com>
542 * Makefile.am (TARGETSOURCES): Add arm.cc.
543 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
544 * Makefile.in: Regenerate.
546 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
548 2009-05-26 Doug Kwan <dougkwan@google.com>
550 * options.cc (General_options::parse_exclude_libs). Fix a comment.
551 (General_options::check_excluded_libs): Strip off directories in
552 archive name before matching like GNU ld does.
553 * testsuite/Makefile.am (MOSTLYCLEANFILES,
554 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
555 (exclude_libs_test_LDFLAGS): Add linker option
556 -Wl,--exclude-libs,libexclude_libs_test_3
557 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
558 an explicit archive without using -l.
559 (alt/libexclude_libs_test_3.a): New make rule.
560 * testsuite/Makefile.in: Regenerate.
561 * testsuite/exclude_libs_test.c : Declare lib3_default().
563 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
564 * exclude_libs_test_3.c: New file.
566 2009-05-26 Nick Clifton <nickc@redhat.com>
568 * po/id.po: New Indonesian translation.
569 * po/gold.pot: Updated template file.
571 2009-05-22 Sriraman Tallam <tmsriram@google.com>
573 * testsuite/Makefile.am: Add -ffunction-sections to compile
574 gc_comdat_test files. Add -Wl,--gc-sections to build
576 * testsuite/Makefile.in: Regenerate.
577 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
579 2009-05-21 Sriraman Tallam <tmsriram@google.com>
581 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
582 kept comdat section was garbage collected.
583 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
584 * testsuite/Makefile.in: Regenerate.
585 * testsuite/gc_comdat_test.sh: New file.
586 * testsuite/gc_comdat_test_1.cc: New file.
587 * testsuite/gc_comdat_test_2.cc: New file.
589 2009-05-19 Doug Kwan <dougkwan@google.com>
591 * archive.cc (Archive::Archive): Move constructor from archive.h
592 to here. Initialize no_export_.
593 (Archive::get_elf_object_for_member): Set no_export flag of object.
594 * archive.h (Archive::Archive): Move constructor body to
596 (Archive::no_export): New method.
597 (Archive::no_export_): New field.
598 * object.h (Object::Object): Initialize no_export_ to false.
599 (Object::no_export, Object::set_no_export): New methods.
600 (Object::no_export_): New field.
601 * options.cc (General_options::parse_exclude_libs): New method.
602 (General_options::check_excluded_libs) Same.
603 * options.h (exclude_libs): New option.
604 (General_options::check_excluded_libs): New method declaration.
605 (General_options::excluded_libs_): New field.
606 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
607 default or protected visibility if an object has no-export flag set.
608 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
609 (check_SCRIPTS): Add exclude_libs_test.sh.
610 (check_DATA): Add exclude_libs_test.syms.
611 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
612 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
613 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
614 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
615 (exclude_libs_test.syms, libexclude_libs_test_1.a,
616 libexclude_libs_test_2.a): New rules.
617 * testsuite/Makefile.in: Regenerate.
618 * testsuite/exclude_libs_test.c: New file.
619 * testsuite/exclude_libs_test.sh: Ditto.
620 * testsuite/exclude_libs_test_1.c: Ditto.
621 * testsuite/exclude_libs_test_2.c: Ditto.
623 2009-05-15 Ian Lance Taylor <iant@google.com>
625 * configure.ac: Check for declarations for cases where libiberty.h
626 checks HAVE_DECL_xxx.
627 * configure, config.in: Rebuild.
629 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
631 * gold.h (Incremental_argument_list): Remove (invalid) forward
633 * incremental.cc (Incremental_inputs::report_achive): New method.
634 (Incremental_inputs::report_object): New method.
635 (Incremental_inputs::report_script): New method.
636 (Incremental_inputs::finalize_inputs): New method.
637 (Incremental_inputs::finalize): Call finalize_inputs().
638 (Incremental_inputs::sized_create_incremental_inputs_section_data):
639 Create inputs entries.
640 * incremental.h (Incremental_input_type): New enum.
641 (Incremental_inputs::Incremental_input): Initialize new fields.
642 (Incremental_inputs::report_inputs): New method.
643 (Incremental_inputs::report_achive): New method.
644 (Incremental_inputs::report_object): New method.
645 (Incremental_inputs::report_script): New method.
646 (Incremental_inputs::finalize_inputs): New method.
647 (Incremental_inputs::Input_info): New struct.
648 (Incremental_inputs::Input_info_map): New typedef.
649 (Incremental_inputs::lock_): New field.
650 (Incremental_inputs::Inputs_): New field.
651 (Incremental_inputs::Inputs_map): New field.
652 * main.cc (main): Call Incremental_input::report_inputs.
653 * options.h (Input_argument_list): Typedef moved from
655 (Input_file_group::Files): Remove, use ::Input_argument_list.
656 (Input_file_group::Input_argument_list): Remove, use
657 ::Input_argument_list.
658 * plugin.cc (Plugin_manager::add_input_file): Add error in
660 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
662 * script.cc (read_input_script): Call
663 Incremental_input::report_script.
664 * script.h (Script_info): New class.
666 2009-04-27 Ian Lance Taylor <iant@google.com>
668 * x86_64.cc (do_adjust_output_section): Set entsize to
671 2009-04-23 Elliott Hughes <enh@google.com>
673 * output.cc (Output_file::close): After short writes, continue
674 writing from the correct offset in the buffer being written.
676 2009-04-23 Chris Demetriou <cgd@google.com>
678 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
679 * configure: Regenerate.
680 * config.in: Regenerate.
681 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
682 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
684 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
686 * incremental.cc (Incremental_inputs_header_data): Renamed from
687 Incremental_input_header_data.
688 (Incremental_inputs_header_data::data_size): New field.
689 (Incremental_inputs_header_data::put_input_file_count): Renamed
690 from input_file_count.
691 (Incremental_inputs_header_data::put_command_line_offset): Renamed
692 from command_line_offset.
693 (Incremental_inputs_header_data::put_reserved): Renamed from
695 (Incremental_inputs_entry_data): Renamed from
696 Incremental_input_entry_data.
697 (Incremental_inputs_entry_data::data_size): New field.
698 (Incremental_inputs::report_command_line): New method.
699 (Incremental_inputs::finalize): New method.
700 (Incremental_inputs::create_incremental_inputs_data): New method.
701 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
702 * incremental.h: New file.
703 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
704 (Layout::finalize): Create incremental inputs section in
706 (Layout::create_incremental_info_sections): New method.
707 * layout.h (Layout::incremental_inputs): New method.
708 (Layout::create_incremental_info_sections): New method.
709 (Layout::incremental_inputs_): New field.
710 * main.cc (main): Notify Incremental_input of the command line.
712 2009-04-01 Ian Lance Taylor <iant@google.com>
713 Mikolaj Zalewski <mikolajz@google.com>
715 * gold.h (reserve_unordered_map): Define, three versions, one for
716 each version of Unordered_map.
717 * layout.cc (Layout::Layout): Remove options parameter. Add
718 number_of_input_files parameter. Don't initialize options_.
719 Initialize number_of_input_files_ and resized_signatures_. Move
720 sections_are_attached_.
721 (Layout::layout_group): Reserve space for group_signatures_.
722 (Layout::find_or_add_kept_section): Change name parameter to be a
723 reference. Resize signatures_ map when it gets large enough.
724 (Layout::layout_eh_frame): Use parameters->options() instead of
726 (Layout::make_output_section): Likewise.
727 (Layout::attach_allocated_section_to_segment): Likewise.
728 (Layout::finalize, Layout::create_executable_stack): Likewise.
729 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
730 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
731 * layout.h (class Layout): Update declarations. Remove options_
732 field. Add number_of_input_files_ and resized_signatures_
733 fields. Move sections_are_attached_ field.
734 * main.cc (main): Pass number of input files to Layout
735 constructor. Don't pass options.
737 2009-03-30 Ian Lance Taylor <iant@google.com>
739 * ffsll.c (ffsll): Correct implementation.
741 2009-03-27 Ian Lance Taylor <iant@google.com>
744 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
745 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
746 * ftruncate.c (ftruncate): Declare before definition.
747 * mremap.c (mremap): Likewise.
748 * pread.c (pread): Likewise.
749 * configure, Makefile.in, config.in: Rebuild.
751 * mremap.c: New file.
752 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
753 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
754 (mremap): Declare if HAVE_MREMAP is not defined.
755 * configure, Makefile.in, config.in: Rebuild.
757 2009-03-27 Cary Coutant <ccoutant@google.com>
759 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
760 position independent.
761 * sparc.cc (Target_sparc::check_non_pic): Likewise.
762 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
764 2009-03-24 Cary Coutant <ccoutant@google.com>
766 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
768 (needs_dynamic_reloc): Likewise.
770 2009-03-24 Ian Lance Taylor <iant@google.com>
772 * yyscript.y (file_cmd): Recognize EXTERN.
773 (extern_name_list, extern_name_list_body): New nonterminals.
774 * script.cc (script_add_extern): Define.
775 * script-c.h (script_add_extern): Declare.
777 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
779 * object.cc (is_elf_object): Define.
780 * object.h (is_elf_object): Declare.
781 * archive.cc (Archive::get_elf_object_for_member): Call
783 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
785 2009-03-24 Elliott Hughes <enh@google.com>
787 * output.cc (Output_file::map_anonymous): Define.
788 (Output_file::map): Use map_anonymous. If the regular mmap fails,
789 try an anonymous one. Report the size if the mmap fails.
790 * output.h (class Output_file): Declare map_anonymous.
792 2009-03-24 Ian Lance Taylor <iant@google.com>
794 * target-select.cc (instantiate_target): Don't acquire the lock if
795 the instantiated_target_ field has already been set.
797 2009-03-23 Ian Lance Taylor <iant@google.com>
799 * gold-threads.h (class Initialize_lock): Define.
800 * gold-threads.cc (class Initialize_lock_once): Define.
801 (initialize_lock_control): New static variable.
802 (initialize_lock_pointer): New static variable.
803 (initialize_lock_once): New static function.
804 (Initialize_lock::Initialize_lock): Define.
805 (Initialize_lock::initialize): Define.
806 * target-select.h: Include "gold-threads.h".
807 (class Target_selector): Add lock_ and initialize_lock_ fields.
808 Don't define instantiate_target, just declare it.
809 * target-select.cc (Target_selector::Target_selector): Initialize
811 (Target_selector::instantiate_target): Define.
812 * descriptors.h: Include "gold-threads.h".
813 (class Descriptors): Add initialize_lock_ field.
814 * descriptors.cc (Descriptors::Descriptors): Initialize new
816 (Descriptors::open): Use initialize_lock_ field
817 * errors.h (class Errors): Add initialize_lock_ field.
818 * errors.cc (Errors::Errors): Initialize new field.
819 (Errors::initialize_lock): Use initialize_lock_ field.
820 * powerpc.cc (class Target_selector_powerpc): Remove
821 instantiated_target_ field. In do_recognize call
822 instantiate_target rather than do_instantiate_target. In
823 do_instantiate_target just allocate a new target.
824 * sparc.cc (class Target_selector_sparc): Likewise.
826 * freebsd.h: New file.
827 * i386.cc: Include "freebsd.h".
828 (Target_i386): Derive from Target_freebsd rather than
830 (Target_selector_i386): Derive from Target_selector_freebsd rather
831 than Target_selector.
832 * x86_64.cc: Include "freebsd.h".
833 (Target_x86_64): Derive from Target_freebsd rather than
835 (Target_selector_x86_64): Derive from Target_selector_freebsd
836 rather than Target_selector.
837 * target.h (class Target): Add adjust_elf_header and
838 do_adjust_elf_header.
839 * output.cc (Output_file_header:: do_sized_write): Call target
840 adjust_elf_header routine.
841 * configure.tgt: Set targ_osabi.
842 * configure.ac: Define GOLD_DEFAULT_OSABI.
843 * parameters.cc (Parameters::default_target): Pass
844 GOLD_DEFAULT_OSABI to select_target.
845 * target-select.h (class Target_selector): Make instantiate_target
846 protected rather than private.
847 * Makefile.am (HFILES): Add freebsd.h.
848 * configure, Makefile.in, config.in: Rebuild.
850 * merge.cc (do_add_input_section): Correct pend value. Change
851 message about last entry not being null terminated from error to
854 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
856 * incremental.cc: New file.
857 * Makefile.am (CCFILES): Add incremental.cc.
858 * Makefile.in: Rebuild.
860 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
862 * layout.cc (Layout::output_section_name): Preserve names
863 of '.note.' sections.
865 2009-03-19 Ian Lance Taylor <iant@google.com>
867 * descriptors.cc (Descriptors::open): Check that the options are
868 valid before using them.
870 2009-03-18 Ian Lance Taylor <iant@google.com>
872 * script-sections.h: Include <list>.
873 (class Script_sections): Change Sections_elements from std::vector
874 to std::list. Typedef public Elements_iterator. Add
875 orphan_section_placement_, data_segment_align_start_, and
876 saw_data_segment_align_ fields. Remove data_segment_align_index_
878 * script-sections.cc (class Orphan_section_placement): New class.
879 (class Sections_element): Add virtual functions is_relro and
880 orphan_section_init. Remove virtual function place_orphan_here.
881 (class Output_section_definition): Add is_relro and
882 orphan_section_init. Remove place_orphan_here.
883 (class Orphan_output_section): Likewise.
884 (Script_sections::Script_sections): Update for field changes.
885 (Script_sections::data_segment_align): Set saw_data_segment_align_
886 and data_segment_align_start_, not data_segment_align_index.
887 (Script_sections::data_segment_relro_end): Check
888 saw_data_segment_align_. Use data_segment_align_start_ rather
889 than data_segment_align_index_.
890 (Script_sections::place_orphan): Rewrite to use
891 Orphan_section_placement.
893 2009-03-17 Ian Lance Taylor <iant@google.com>
895 * archive.cc (Archive::add_symbols): Check for a version attached
896 to the symbol name in the archive map.
897 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
898 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
899 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
900 (ver_test_11.a): New target.
901 * testsuite/Makefile.in: Rebuild.
903 * configure.ac: Check for chsize and posix_fallocate. Replace
905 * ftruncate.c: New file, from gnulib.
906 * output.cc (posix_fallocate): Define dummy version if not
907 HAVE_POSIX_FALLOCATE.
908 (Output_file::map): Call posix_fallocate rather than lseek and
910 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
911 * configure, Makefile.in, config.in: Rebuild.
913 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
915 * layout.h (Layout::create_note): Add section_name parameter.
916 * layout.cc (Layout::create_note): Likewise.
917 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
919 2009-03-17 Ian Lance Taylor <iant@google.com>
921 * descriptors.cc: Include "options.h".
922 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
923 (Descriptors::open): Always use O_CLOEXEC when opening a new
924 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
927 * sparc.cc (class Target_sparc): Add has_got_section.
928 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
929 make sure we have a GOT section.
931 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
932 (Target_sparc::Scan::local): Likewise.
933 (Target_sparc::Scan::global): Likewise.
934 (Target_sparc::Relocate::relocate): Likewise.
935 (Target_sparc::Relocate::relocate_tls): Likewise.
937 * symtab.cc (Symbol_table::define_default_version): New function,
938 broken out of add_from_object.
939 (Symbol_table::add_from_object): Call define_default_version.
940 (Symbol_table::define_special_symbol): Add resolve_oldsym
941 parameter. Change all callers. If the version for a symbol comes
942 from a version script, resolve it with the symbol with the same
943 name with no version. Also add the symbol without a version if
945 (do_define_in_output_data): If resolving with oldsym, don't delete
947 (do_define_in_output_segment): Likewise.
948 (do_define_as_constant): Likewise.
949 * symtab.h (class Symbol_table): Update declarations.
951 2009-03-13 Ian Lance Taylor <iant@google.com>
953 * readsyms.cc (Read_symbols::incompatible_warning): New function.
954 (Read_symbols::requeue): New function.
955 (Read_symbols::do_read_symbols): If make_elf_object fails because
956 the target type is not configured, and the file was searched for,
957 issue a warning and retry with the next directory.
958 (Add_symbols::run): If the file has an incompatible format, and
959 it was searched for, requeue the Read_symbols task. On error,
961 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
962 dirindex parameter to constructor. Change all callers. Declare
963 incompatible_warning and requeue.
964 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
965 input_argument_ and input_group_ fields. Add them to
966 constructor. Change all callers.
967 (class Read_script): Add dirindex_ field. Add it to constructor.
969 * archive.cc (Archive::setup): Remove input_objects parameter.
971 (Archive::get_file_and_offset): Likewise.
972 (Archive::read_all_symbols): Likewise.
973 (Archive::read_symbols): Likewise.
974 (Archive::get_elf_object_for_member): Remove input_objects
975 parameter. Add punconfigured parameter. Change all callers.
976 (Archive::add_symbols): Change return type to bool. Check return
977 value of include_member.
978 (Archive::include_all_members): Likewise.
979 (Archive::include_member): Change return type to bool. Return
980 false if first included object has incompatible target. Set
981 included_member_ field.
982 (Add_archive_symbols::run): If add_symbols returns false, requeue
984 * archive.h (class Archive): Add included_member_ field.
985 Initialize it in constructor. Add input_file and searched_for
986 methods. Update declarations.
987 (class Add_archive_symbols): Add dirpath_, dirindex_, and
988 input_argument_ fields. Add them to constructor. Change all
990 * script.cc: Include "target-select.h".
991 (class Parser_closure): Add skip_on_incompatible_target_ and
992 found_incompatible_target_ fields. Add
993 skip_on_incompatible_target parameter to constructor. Change all
994 callers. Add methods skip_on_incompatible_target,
995 clear_skip_on_incompatible_target, found_incompatible_target, and
996 set_found_incompatible_target.
997 (read_input_script): Add dirindex parameter. Change all callers.
998 If parser finds an incompatible target, requeue Read_symbols
1000 (script_set_symbol): Clear skip_on_incompatible_target in
1002 (script_add_assertion, script_parse_option): Likewise.
1003 (script_start_sections, script_add_phdr): Likewise.
1004 (script_check_output_format): New function.
1005 * script.h (read_input_script): Update declaration.
1006 * script-c.h (script_check_output_format): Declare.
1007 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1008 (ignore_cmd): Remove OUTPUT_FORMAT.
1009 * fileread.cc (Input_file::Input_file): Add explicit this.
1010 (Input_file::will_search_for): New function.
1011 (Input_file::open): Add pindex parameter. Change all callers.
1012 * fileread.h (class Input_file): Add input_file_argument method.
1013 Declare will_search_for. Update declarations.
1014 * object.cc (make_elf_object): Add punconfigured parameter.
1016 * object.h (class Object): Make input_file public. Add
1017 searched_for method.
1018 (make_elf_object): Update declaration.
1019 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1021 * dirsearch.h (class Dirsearch): Update declaration.
1022 * options.h (class General_options): Add --warn-search-mismatch.
1023 * parameters.cc (Parameters::is_compatible_target): New function.
1024 * parameters.h (class Parameters): Declare is_compatible_target.
1025 * workqueue.cc (Workqueue::add_blocker): New function.
1026 * workqueue.h (class Workqueue): Declare add_blocker.
1028 * fileread.cc (Input_file::open): Remove options parameter.
1030 (Input_file::open_binary): Likewise.
1031 * script.cc (read_input_script): Likewise.
1032 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1033 options parameter from constructor. Change all callers.
1034 (class Read_script): Likewise.
1035 * fileread.h (class Input_file): Update declarations.
1036 * script.h (read_input_script): Update declaration.
1038 2009-03-10 Nick Clifton <nickc@redhat.com>
1040 * po/es.po: New Spanish translation.
1042 2009-03-06 Cary Coutant <ccoutant@google.com>
1044 * options.cc (parse_short_option): Keep dash_z from registering itself.
1046 2009-03-03 Ian Lance Taylor <iant@google.com>
1049 * target-reloc.h (relocate_section): Pass output_section to
1051 * i386.cc (Target_i386::should_apply_static_reloc): Add
1052 output_section parameter. Change all callers.
1053 (Target_i386::Relocate::relocate): Add output_section parameter.
1054 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1055 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1056 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1057 * testsuite/two_file_shared.sh: New script.
1058 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1059 (check_DATA): Add two_file_shared.dbg.
1060 (two_file_shared.dbg): New target.
1061 * testsuite/Makefile.in: Rebuild.
1063 2009-03-01 Ian Lance Taylor <iant@google.com>
1065 * configure.ac: Check for byteswap.h.
1066 * configure: Rebuild.
1067 * config.in: Rebuild.
1069 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1071 * layout.cc (Layout::find_or_add_kept_section): New function.
1072 (Layout::add_comdat): Removed.
1073 * layout.h (struct Kept_section): Move out of class Layout.
1074 Remove trailing underscores from field names. Add group_sections
1075 field. Rename group_ field to is_group. Change all uses.
1076 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1077 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1078 comdat_groups_ field.
1079 (Sized_relobj::include_section_group): Use
1080 find_or_add_kept_section and Kept_section::group_sections.
1081 (Sized_relobj::include_linkonce_section): Likewise.
1082 * object.cc (class Sized_relobj): Don't define Comdat_group or
1083 Comdat_group_table. Remove find_comdat_group and
1084 add_comdat_group. Remove comdat_groups_ field.
1085 * plugin.cc (include_comdat_group): Use
1086 Layout::find_or_add_kept_section.
1088 2009-02-28 Ian Lance Taylor <iant@google.com>
1090 * README: --gc-sections and map files are now supported. Document
1091 some build requirements.
1094 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1095 relocatable link set the value of the section symbol to zero.
1096 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1097 relocatable link don't include the section address in the local
1100 2009-02-27 Ian Lance Taylor <iant@google.com>
1103 * options.h (class Search_directory): Add is_system_directory.
1104 (class General_options): Declare is_in_system_directory.
1105 * options.cc (get_relative_sysroot): Make static.
1106 (get_default_sysroot): Make static.
1107 (General_optoins::is_in_system_directory): New function.
1108 * fileread.cc (Input_file::is_in_system_directory): New function.
1109 * fileread.h (class Input_file): Declare is_in_system_directory.
1110 * object.h (class Object): Add is_in_system_directory.
1111 (class Input_objects): Remove system_library_directory_ field.
1112 * object.cc (Input_objects::add_object): Don't set
1113 system_library_directory_.
1114 (input_objects::found_in_system_library_directory): Remove.
1115 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1116 parameter. Change all callers.
1117 (Symbol_table::sized_write_globals): Likewise.
1118 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1119 Call Object::is_in_system_directory.
1120 * symtab.h (class Symbol_table): Update declarations.
1123 * descriptors.h (Open_descriptor): Add is_on_stack field.
1124 * descriptors.cc (Descriptors::open): If the descriptor is on the
1125 top of the stack, remove it. Initialize is_on_stack field.
1126 (Descriptors::release): Only add pod to stack if it is not on the
1128 (Descriptors::close_some_descriptor): Clear stack_next and
1132 * output.cc (Output_section::find_starting_output_address): Rename
1133 from starting_output_address; add PADDR parameter; change return
1135 * output.h (class Output_section): Declare
1136 find_starting_output_address instead of starting_output_address.
1137 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1138 section symbol for which we can't find a merge section.
1141 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1142 hidden or internal, force the symbol to be local.
1143 * resolve.cc (Symbol::override_visibility): Define.
1144 (Symbol::override_base): Use override_visibility.
1145 (Symbol_table::resolve): Likewise.
1146 (Symbol::override_base_with_special): Likewise.
1147 (Symbol_table::override_with_special): If the visibility is hidden
1148 or internal, force the symbol to be local.
1149 * symtab.h (class Symbol): Add set_visibility and
1150 override_visibility.
1151 * testsuite/ver_test_1.sh: New file.
1152 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1153 (check_DATA): Add ver_test_1.syms.
1154 (ver_test_1.syms): New target.
1155 * testsuite/Makefile.in: Rebuild.
1157 2009-02-25 Cary Coutant <ccoutant@google.com>
1159 * layout.cc (Layout::choose_output_section): Don't rename sections
1160 when using a linker script that has a SECTIONS clause.
1161 * Makefile.in: Regenerate.
1163 * testsuite/Makefile.am (script_test_5.sh): New test case.
1164 * testsuite/Makefile.in: Regenerate.
1165 * testsuite/script_test_5.cc: New file.
1166 * testsuite/script_test_5.sh: New file.
1167 * testsuite/script_test_5.t: New file.
1169 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1171 * archive.cc (Archive::include_member): Update calls to add_symbols.
1172 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1173 the Layout argument.
1174 * dynobj.h (do_add_symbols): Add the Layout argument.
1175 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1177 * object.h (Object::add_symbols): Add the Layout argument.
1178 (Object::do_add_symbols): Add the Layout argument.
1179 (Sized_relobj::do_add_symbols): Add the Layout argument.
1180 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1181 Unify the two versions.
1182 (Add_plugin_symbols): Remove.
1183 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1184 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1185 (Add_plugin_symbols): Remove.
1186 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1187 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1188 (Add_symbols::run): Make it work with Pulginobj.
1190 2009-02-06 Ian Lance Taylor <iant@google.com>
1192 * object.cc (Sized_relobj::do_layout): Make info message start
1193 with lower case letter.
1195 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1197 * binary.cc: Fix file comment.
1199 * options.h (enum Incremental_disposition): Define.
1200 (class General_options): Add new options: --incremental,
1201 --incremental_changed, --incremental_unchanged,
1202 --incremental_unknown. Add incremental_disposition_ and
1203 implicit_incremental_ fields.
1204 (General_options::incremental_disposition): New function.
1205 (class Position_dependent_options): Add incremental_disposition
1207 (Position_dependent_options::copy_from_options): Set incremental
1209 * options.cc (General_options::parse_incremental_changed): New
1211 (General_options::parse_incremental_unchanged): New function.
1212 (General_options::parse_incremental_unknown): New function.
1213 (General_options::General_options): Initialize new fields
1214 incremental_disposition_ and implicit_incremental_.
1215 (General_options::finalize): Check for uasge of --incremental-*
1216 without --incremental.
1218 2009-02-06 Chris Demetriou <cgd@google.com>
1220 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1221 pointer and to report location as the file name associated with
1223 (gold_undefined_symbol_at_location): New function to replace the
1224 old gold_undefined_symbol functionality.
1225 * target-reloc.h (relocate_section): Update to use
1226 gold_undefined_symbol_at_location.
1227 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1228 Call gold_undefined_symbol function rather than gold_error.
1229 * errors.h (Errors::undefined_symbol): Take location as a
1230 string, rather than calculating it from a relocation.
1231 * errors.cc (Errors::fatal): Print "fatal error:" before the
1233 (Errors::error, Errors::error_at_location): Print "error: "
1234 before the formatted message.
1235 (Errors::undefined_symbol): Take location as a string, rather
1236 than calculating it from a relocation.
1237 (gold_undefined_symbol_at_location): New function akin to
1238 old gold_undefined_symbol, calculates location from relocation.
1239 (gold_undefined_symbol): Change to take only a Symbol pointer
1240 and to report location as the file name associated with the symbol.
1241 * testsuite/debug_msg.sh: Update for changed error messages.
1242 * testsuite/undef_symbol.sh: Likewise.
1244 2009-02-04 Duncan Sands <baldrick@free.fr>
1247 * reduced_debug_output.h
1248 (Output_reduced_debug_abbrev_section::failed): Use format for
1250 (Output_reduced_debug_info_section::faild): Likewise.
1252 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1254 * script.cc (Lazy_demangler): New class.
1255 (Version_script_info::get_symbol_version_helper): Demangle a
1258 2009-01-29 Cary Coutant <ccoutant@google.com>
1260 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1262 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1264 2009-01-28 Ian Lance Taylor <iant@google.com>
1266 * version.cc (version_string): Bump to 1.9.
1268 * gold.h: Include <cstring> and <stdint.h>.
1269 * version.cc: Include <cstdio>.
1270 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1272 * reduced_debug_output.cc (insert_into_vector): Rename from
1273 Insert_into_vector; change all callers. Use Swap_unaligned to
1274 avoid aliasing issue; remove union since it is unnecessary.
1276 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1278 * Makefile.am (CCFILES): Add gc.cc.
1280 * Makefile.in: Regenerate.
1281 * gold.cc (Gc_runner): New class.
1282 (queue_initial_tasks): Call garbage collection related tasks
1283 when corresponding options are invoked.
1284 (queue_middle_gc_tasks): New function.
1285 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1286 processed early before laying out sections during garbage collection.
1287 * gold.h (queue_middle_gc_tasks): New function.
1288 (is_prefix_of): Move from "layout.cc".
1289 * i386.cc (Target_i386::gc_process_relocs): New function.
1290 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1291 * main.cc (main): Create object of class "Garbage_collection".
1292 * object.cc (Relobj::copy_symbols_data): New function.
1293 (Relobj::is_section_name_included): New function.
1294 (Sized_relobj::do_layout): Allow this function to be called twice
1295 during garbage collection and defer layout of section during the
1297 * object.h (Relobj::get_symbols_data): New function.
1298 (Relobj::is_section_name_included): New function.
1299 (Relobj::copy_symbols_data): New function.
1300 (Relobj::set_symbols_data): New function.
1301 (Relobj::get_relocs_data): New function.
1302 (Relobj::set_relocs_data): New function.
1303 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1304 (Relobj::gc_process_relocs): New function.
1305 (Relobj::do_gc_process_relocs): New pure virtual function.
1306 (Relobj::sd_): New data member.
1307 (Sized_relobj::is_output_section_offset_invalid): New function.
1308 (Sized_relobj::do_gc_process_relocs): New function.
1309 * options.h (General_options::gc_sections): Modify to not be a no-op.
1310 (General_options::print_gc_sections): New option.
1311 * plugin.cc (Plugin_finish::run): Remove function call to
1312 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1313 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1314 * reloc.cc (Read_relocs::run): Add task to process relocs and
1315 determine unreferenced sections when doing garbage collection.
1316 (Gc_process_relocs): New class.
1317 (Sized_relobj::do_gc_process_relocs): New function.
1318 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1319 sections that are garbage collected.
1320 * reloc.h (Gc_process_relocs): New class.
1321 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1322 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1323 symbols whose corresponding sections are garbage collected.
1324 (Symbol_table::Symbol_table): Add new parameter for the garbage
1326 (Symbol_table::gc_mark_undef_symbols): New function.
1327 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1328 (Symbol_table::gc_mark_dyn_syms): New function.
1329 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1331 (Symbol_table::add_from_object): Likewise.
1332 (Symbol_table::add_from_relobj): When building shared objects, do not
1333 treat externally visible symbols as garbage.
1334 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1335 table information for static and relocatable links.
1336 * symtab.h (Symbol_table::set_gc): New function.
1337 (Symbol_table::gc): New function.
1338 (Symbol_table::gc_mark_undef_symbols): New function.
1339 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1340 (Symbol_table::gc_mark_dyn_syms): New function.
1341 (Symbol_table::gc_): New data member.
1342 * target.h (Sized_target::gc_process_relocs): New pure virtual
1344 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1345 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1347 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1349 * options.h (General_options::gc_sections): Define as a no-op for now.
1350 (General_options::no_keep_memory): Ditto.
1351 (General_options::Bshareable): Define.
1352 * options.cc (General_options::finalize): Honor -Bshareable.
1354 2009-01-20 Andreas Schwab <schwab@suse.de>
1356 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1357 read the value in the contents, since we don't use it. Use the
1358 template endianness when writing.
1359 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1361 2009-01-19 Andreas Schwab <schwab@suse.de>
1363 * configure.tgt (powerpc64-*): Fix targ_obj.
1365 2009-01-15 Ian Lance Taylor <iant@google.com>
1367 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1368 local symbols when stripping all symbols.
1370 2009-01-14 Cary Coutant <ccoutant@google.com>
1372 * output.cc (Output_reloc): Add explicit instantiations.
1374 2009-01-14 Cary Coutant <ccoutant@google.com>
1376 * archive.cc (Archive::get_elf_object_for_member): Remove call
1377 to File_read::claim_for_plugin.
1378 * descriptors.cc (Descriptors::open): Remove reference to
1380 (Descriptors::claim_for_plugin): Remove.
1381 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1382 (Descriptors::is_claimed): Remove.
1383 (claim_descriptor_for_plugin): Remove.
1384 * fileread.cc (File_read::claim_for_plugin): Remove.
1385 * fileread.h (File_read::claim_for_plugin): Remove.
1386 (File_read::descriptor): Reopen descriptor if necessary.
1387 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1388 (Plugin_manager::all_symbols_read): Add task parameter. Change
1390 (Plugin_manager::get_input_file): New function.
1391 (Plugin_manager::release_input_file): New function.
1392 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1393 corresponding data member.
1394 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1395 and pass to base constructor. Change all callers.
1396 (get_input_file, release_input_file): New functions.
1397 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1398 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1399 (Plugin_manager::all_symbols_read): Add task parameter.
1400 (Plugin_manager::get_input_file): New function.
1401 (Plugin_manager::release_input_file): New function.
1402 (Plugin_manager::task_): New data member.
1403 (Pluginobj::Pluginobj): Add filesize parameter.
1404 (Pluginobj::filename): New function.
1405 (Pluginobj::descriptor): New function.
1406 (Pluginobj::filesize): New function.
1407 (Pluginobj::filesize_): New data member.
1408 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1409 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1410 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1412 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1413 with archive libraries.
1414 * testsuite/Makefile.in: Regenerate.
1415 * testsuite/plugin_test.c (struct sym_info): New type.
1416 (get_input_file, release_input_file): New static variables.
1417 (onload): Capture new transfer vector entries.
1418 (claim_file_hook): Stop reading at end of file according to filesize.
1419 Factor out parsing of readelf output into separate function.
1420 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1421 APIs and get the source file name from the symbol table. Convert
1422 source file name to corresponding object file name. Print info
1423 message when adding new input files.
1424 (parse_readelf_line): New function.
1425 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1426 * testsuite/plugin_test_2.sh: Likewise.
1427 * testsuite/plugin_test_3.sh: Likewise.
1428 * testsuite/plugin_test_4.sh: New test case.
1430 2009-01-07 Ian Lance Taylor <iant@google.com>
1432 * version.cc (version_string): Bump to 1.8.
1434 2008-12-23 Cary Coutant <ccoutant@google.com>
1436 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1437 * plugin.cc (Plugin_manager::finish): Rename as
1438 layout_deferred_objects. Move cleanup to separate function.
1439 (Plugin_manager::cleanup): New function.
1440 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1442 * plugin.h (Plugin_manager::finish): Rename as
1443 layout_deferred_objects.
1444 (Plugin_manager::cleanup): New function.
1445 (Plugin_manager::cleanup_done): New field.
1447 2008-12-23 Cary Coutant <ccoutant@google.com>
1449 * plugin.cc (is_visible_from_outside): New function.
1450 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1451 so we don't return "IR only" status for exported symbols or -r links.
1453 * testsuite/Makefile.am (plugin_test_3): New test case.
1454 * testsuite/Makefile.in: Regenerate.
1455 * testsuite/plugin_test_3.sh: New file.
1457 2008-12-22 Cary Coutant <ccoutant@google.com>
1459 * object.cc (Sized_relobj::layout_section): New function.
1460 (Sized_relobj::do_layout): Defer layout of input sections until after
1461 plugin has provided replacement files.
1462 (Sized_relobj::do_layout_deferred_sections): New function.
1463 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1464 (Relobj::layout_deferred_sections): New function.
1465 (Relobj::do_layout_deferred_sections): New function.
1466 (Sized_relobj::do_layout_deferred_sections): New function.
1467 (Sized_relobj::layout_section): New function.
1468 (Sized_relobj::Deferred_layout): New structure.
1469 (Sized_relobj::deferred_layout_): New field.
1470 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1471 Change all callers. Layout deferred sections.
1472 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1474 (Plugin_hook::run): Move code from do_plugin_hook inline.
1475 (Plugin_hook::do_plugin_hook): Remove.
1476 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1477 (Plugin_manager::finish): Renamed, was cleanup.
1478 (Plugin_manager::should_defer_layout): New function.
1479 (Plugin_manager::add_deferred_layout_object): New function.
1480 (Plugin_manager::Deferred_layout_list): New type.
1481 (Plugin_manager::deferred_layout_objects_): New field.
1482 (Plugin_hook::do_plugin_hook): Remove.
1484 2008-12-17 Ian Lance Taylor <iant@google.com>
1486 * options.h (class General_options): Add --no case for
1489 2008-12-16 Cary Coutant <ccoutant@google.com>
1491 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1493 (Plugin_manager::claim_file): Create plugin object even if
1494 plugin did not call the add_symbols callback.
1495 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1496 asking for more symbols than were added.
1497 * testsuite/Makefile.am (plugin_test_1): Add test case with
1499 (empty.syms): New target.
1500 * testsuite/Makefile.in: Regenerate.
1501 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1502 message. Don't call add_symbols if no globals.
1503 (all_symbols_read_hook): Don't provide replacement for empty
1506 2008-12-12 Ian Lance Taylor <iant@google.com>
1508 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1509 r_type == 0 for a local symbol with r_sym == 0.
1510 (scan_relocatable_relocs): Pass r_sym to
1511 local_non_section_strategy.
1512 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1515 * configure.ac: Update test for TLS descriptors: they are
1516 supported as of glibc 2.9.
1517 * configure: Rebuild.
1519 2008-12-11 Ian Lance Taylor <iant@google.com>
1522 * target-reloc.h (Default_scan_relocatable_relocs): For each
1523 function, map r_type == 0 to RELOC_DISCARD.
1525 2008-12-10 Cary Coutant <ccoutant@google.com>
1527 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1528 object to override a kept COMDAT group from a plugin object.
1530 2008-12-09 Ian Lance Taylor <iant@google.com>
1533 * yyscript.y (file_cmd): Handle INPUT.
1535 * testsuite/initpri1.c: Change all declarations to be full
1536 prototypes by adding void, to avoid compiler warnings.
1538 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1540 * options.cc (General_options::parse_plugin_opt): New.
1541 (General_options::add_plugin): The argument now is just the filename.
1542 (General_options::add_plugin_option): New.
1543 * options.h (plugin_opt): New.
1544 (add_plugin): Change argument name.
1545 (add_plugin_option): New.
1546 * plugin.cc (Plugin::load): Don't parse the plugin option.
1547 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1548 (Plugin::add_option): New.
1549 (Plugin::args_): Change type.
1550 (Plugin::filename_): New.
1551 (Plugin_manager::add_plugin_option): New.
1552 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1553 * testsuite/Makefile.in: Regenerate.
1555 2008-12-05 Cary Coutant <ccoutant@google.com>
1557 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1558 Handle --strip-lto-sections option.
1559 * options.h (strip_lto_sections): New option.
1561 2008-12-01 Cary Coutant <ccoutant@google.com>
1563 * plugin.cc (ld_plugin_message): Change format parameter to const.
1564 Fix mismatch between new[] and delete.
1566 2008-11-14 Cary Coutant <ccoutant@google.com>
1568 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1571 2008-11-05 Craig Silverstein <csilvers@google.com>
1573 * options.cc (General_options::parse_dynamic_list): New function.
1574 * options.h (General_options): New flags dynamic_list,
1575 dynamic_list_data, dynamic_list_cpp_new, and
1576 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1577 (General_options::in_dynamic_list): New function.
1578 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1579 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1580 (Lex::can_continue_name): Likewise.
1582 (read_script_file): New parameter script_options.
1583 (read_dynamic_list): New function.
1584 (Script_options::define_dynamic_list): New function.
1585 (dynamic_list_keyword_parsecodes): New variable.
1586 (dynamic_list_keywords): New variable.
1587 * script.h (Script_options::define_dynamic_list): New function
1589 (read_dynamic_list): New function prototype.
1590 * symtab.cc (strprefix): New macro.
1591 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1592 dynamic_list_data, dynamic_list_cpp_new, and
1593 dynamic_list_cpp_typeinfo.
1594 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1595 (dynamic_list_expr): New rule.
1596 (dynamic_list_nodes): Likewise.
1597 (dynamic_list_node): Likewise.
1598 * testsuite/Makefile.am (dynamic_list): New test.
1599 * testsuite/Makefile.in: Regenerated.
1600 * testsuite/dynamic_list.t: New file.
1601 * testsuite/dynamic_list.sh: New file.
1603 2008-11-05 Craig Silverstein <csilvers@google.com>
1605 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1606 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1607 (t11_last): Likewise.
1608 * testsuite/ver_test_6.c (main): Likewise.
1610 2008-10-07 Cary Coutant <ccoutant@google.com>
1612 * options.c (General_options::finalize): Add check for -static and
1614 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1617 2008-10-02 Cary Coutant <ccoutant@google.com>
1619 * plugin.cc (make_sized_plugin_object): Fix conditional
1620 compilation to work when not all targets are enabled.
1622 2008-09-29 Cary Coutant <ccoutant@google.com>
1624 * archive.cc (Archive::get_file_and_offset): Use filename instead
1625 of name to get library path.
1626 (Archive::include_member): Unlock external member of a thin archive.
1628 * testsuite/Makefile.am (TEST_AR): New variable.
1629 (thin_archive_test_1): New test.
1630 (thin_archive_test_2): New test.
1631 * testsuite/Makefile.in: Regenerate.
1632 * testsuite/thin_archive_main.cc: New file.
1633 * testsuite/thin_archive_test_1.cc: New file.
1634 * testsuite/thin_archive_test_2.cc: New file.
1635 * testsuite/thin_archive_test_3.cc: New file.
1636 * testsuite/thin_archive_test_4.cc: New file.
1638 2008-09-29 Cary Coutant <ccoutant@google.com>
1640 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1641 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1643 (Sized_relobj::do_finalize_local_symbols): Likewise.
1644 (Sized_relobj::map_to_kept_section): Likewise.
1645 * object.h (Sized_relobj::invalid_address): New constant.
1646 (Sized_relobj::do_output_section_offset): Check for invalid_address
1648 * output.cc (Output_reloc::local_section_offset): Use constant
1649 invalid_address instead of -1U.
1650 (Output_reloc::get_address): Likewise.
1651 (Output_section::output_address): Change -1U to -1ULL.
1652 * output.h (Output_reloc::invalid_address): New constant.
1653 * reloc.cc (Sized_relobj::write_sections): Use constant
1654 invalid_address instead of -1U.
1655 (Sized_relobj::relocate_sections): Likewise.
1656 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1657 values for merge sections.
1658 * target-reloc.h (relocate_for_relocatable): Use constant
1659 invalid_address instead of -1U.
1661 2008-09-19 Cary Coutant <ccoutant@google.com>
1663 Add plugin functionality for link-time optimization (LTO).
1664 * configure.ac (plugins): Add --enable-plugins option.
1665 * configure: Regenerate.
1666 * config.in: Regenerate.
1667 * Makefile.am (LIBDL): New variable.
1668 (CCFILES): Add plugin.cc.
1669 (HFILES): Add plugin.h.
1670 (ldadd_var): Add LIBDL.
1671 * Makefile.in: Regenerate.
1673 * archive.cc: Include "plugin.h".
1674 (Archive::setup): Don't preread archive symbols when using a plugin.
1675 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1676 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1678 (Archive::include_member): Add symbols from plugin objects.
1679 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1680 * descriptors.cc (Descriptors::open): Check for file descriptors
1681 abandoned by plugins.
1682 (Descriptors::claim_for_plugin): New function.
1683 * descriptors.h (Descriptors::claim_for_plugin): New function.
1684 (Open_descriptor::is_claimed): New field.
1685 (claim_descriptor_for_plugin): New function.
1686 * fileread.cc (File_read::claim_for_plugin): New function.
1687 * fileread.h (File_read::claim_for_plugin): New function.
1688 (File_read::descriptor): New function.
1689 * gold.cc: Include "plugin.h".
1690 (queue_initial_tasks): Add task to call plugin hooks for generating
1692 * main.cc: Include "plugin.h".
1693 (main): Load plugin libraries.
1694 * object.h (Pluginobj): Declare.
1695 (Object::pluginobj): New function.
1696 (Object::do_pluginobj): New function.
1697 (Object::set_target): New function.
1698 * options.cc: Include "plugin.h".
1699 (General_options::parse_plugin): New function.
1700 (General_options::General_options): Initialize plugins_ field.
1701 (General_options::add_plugin): New function.
1702 * options.h (Plugin_manager): Declare.
1703 (General_options): Add --plugin option.
1704 (General_options::has_plugins): New function.
1705 (General_options::plugins): New function.
1706 (General_options::add_plugin): New function.
1707 (General_options::plugins_): New field.
1708 * plugin.cc: New file.
1709 * plugin.h: New file.
1710 * readsyms.cc: Include "plugin.h".
1711 (Read_symbols::do_read_symbols): Check for archive before checking
1712 for ELF file. Call plugin hooks to claim files.
1713 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1714 from a real object file; force override when processing replacement
1716 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1717 (Symbol::init_base_object): Likewise.
1718 (Symbol::init_base_output_data): Likewise.
1719 (Symbol::init_base_output_segment): Likewise.
1720 (Symbol::init_base_constant): Likewise.
1721 (Symbol::init_base_undefined): Likewise.
1722 (Symbol::output_section): Assert that object is not a plugin.
1723 (Symbol_table::add_from_pluginobj): New function.
1724 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1726 (Symbol_table::sized_write_globals): Likewise.
1727 (Symbol_table::add_from_pluginobj): Instantiate template.
1728 * symtab.h (Sized_pluginobj): Declare.
1729 (Symbol::in_real_elf): New function.
1730 (Symbol::set_in_real_elf): New function.
1731 (Symbol::in_real_elf_): New field.
1732 (Symbol_table::add_from_pluginobj): New function.
1734 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1735 (LIBDL): New variable.
1737 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1738 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1739 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1740 (MOSTLYCLEANFILES): Likewise.
1741 * testsuite/Makefile.in: Regenerate.
1742 * testsuite/plugin_test.c: New file.
1743 * testsuite/plugin_test_1.sh: New file.
1744 * testsuite/plugin_test_2.sh: New file.
1746 2008-09-16 Ian Lance Taylor <iant@google.com>
1748 * target-reloc.h (relocate_section): Check whether a symbol is
1749 defined by the ABI before reporting an undefined symbol error.
1750 * target.h (Target::is_defined_by_abi): Make parameter const.
1751 (Target::do_is_defined_by_abi): Likewise.
1752 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1753 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1754 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1755 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1756 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1757 * testsuite/Makefile.in: Rebuild.
1759 * fileread.cc (make_view): Add casts to avoid warning.
1761 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1763 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1764 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1766 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1768 * options.h (General_options::output_is_executable): New.
1769 (General_options::output_is_pie): New.
1770 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1771 for shared libraries.
1772 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1774 2008-09-11 Chris Demetriou <cgd@google.com>
1776 * options.h (origin): New -z option.
1777 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1778 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1781 2008-09-05 Cary Coutant <ccoutant@google.com>
1783 * fileread.cc (File_read::make_view): Add check for attempt to map
1786 2008-09-05 Cary Coutant <ccoutant@google.com>
1788 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1789 explicit instantiations.
1791 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1794 * options.cc (General_options::finalize): Allow undefined symbols
1795 in shlibs if linking -shared.
1798 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1799 symbols as not needing a dynsym entry.
1801 2008-08-20 Craig Silverstein <csilvers@google.com>
1803 * fileread.cc (File_read::open): Do not lock the file unless it
1804 was successfully opened.
1806 2008-08-14 Cary Coutant <ccoutant@google.com>
1808 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1809 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1810 * testsuite/tls_test.cc (struct int128): 128-bit struct
1811 for testing TLS relocs with non-zero addend.
1812 (v12): New TLS variable.
1814 (t_last): Add check for v12.
1815 * testsuite/tls_test.h (t12): New function.
1816 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1818 2008-08-13 Ian Lance Taylor <iant@google.com>
1820 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1821 set tls_segment_ or relro_segment_.
1822 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1824 * output.h (Output_section::clear_is_relro): New function.
1825 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1826 sections specially even when output_data_ is empty.
1827 (Output_segment::maximum_alignment): When first section is relro,
1828 only force alignment for PT_LOAD segments.
1829 * script.cc (script_data_segment_align): New function.
1830 (script_data_segment_relro_end): New function.
1831 * script-c.h (script_data_segment_align): Declare.
1832 (script_data_segment_relro_end): Declare.
1833 * script-sections.h (class Script_sections): Declare
1834 data_segment_align and data_segment_relro_end. Add fields
1835 segment_align_index_ and saw_relro_end_.
1836 * script-sections.cc (class Sections_element): Add set_is_relro
1837 virtual function. Add new bool* parameter to place_orphan_here.
1838 Add get_output_section virtual function.
1839 (class Output_section_definition): Add set_is_relro. Add new
1840 bool* parameter to place_orphan_here. Add get_output_section.
1841 Add is_relro_ field.
1842 (Output_section_definition::Output_section_definition): Initialize
1843 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1844 and is_relro_ fields.
1845 (Output_section_definition::place_orphan_here): Add is_relro
1847 (Output_section_definition::set_section_addresses): Set relro for
1849 (Output_section_definition::alternate_constraint): Likewise.
1850 (class Orphan_output_section): Add new bool* parameter to
1851 place_orphan_here. Add get_output_section.
1852 (Orphan_output_section::place_orphan_here): Add is_relro
1854 (Script_sections::Script_sections): Initialize
1855 data_segment_align_index_ and saw_relro_end_.
1856 (Script_sections::data_segment_align): New function.
1857 (Script_sections::data_segment_relro_end): New function.
1858 (Script_sections::place_orphan): Set or clear is_relro.
1859 (Script_sections::set_section_addresses): Force alignment of first
1861 * yyscript.y (exp): Call script_data_segment_align and
1862 script_data_segment_relro_end.
1863 * testsuite/relro_script_test.t: New file.
1864 * testsuite/relro_test.cc (using_script): Declare.
1865 (t1, t2): Test using_script.
1866 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1867 (relro_script_test_SOURCES): Define.
1868 (relro_script_test_DEPENDENCIES): Define.
1869 (relro_script_test_LDFLAGS): Define.
1870 (relro_script_test_LDADD): Define.
1871 (relro_script_test.so): New target.
1872 * testsuite/Makefile.in: Rebuild.
1874 2008-08-06 Cary Coutant <ccoutant@google.com>
1876 * archive.cc (Archive::total_archives, Archive::total_members)
1877 (Archive::total_members_loaded): New variables.
1878 (Archive::setup): Add parameter. Add option to preread
1880 (Archive::read_armap): Add counter.
1881 (Archive::get_file_and_offset): New function.
1882 (Archive::get_elf_object_for_member): New function.
1883 (Archive::read_all_symbols): New function.
1884 (Archive::read_symbols): New function.
1885 (Archive::add_symbols): Add counters.
1886 (Archive::include_all_members): Use armap to find members if it's
1888 (Archive::include_member): Skip reading symbols if already read.
1889 Factored code into Archive::get_file_and_offset and
1890 Archive::get_elf_object_for_member. Changed call to
1891 Mapfile::report_include_archive_member.
1892 (Archive::print_stats): New function.
1893 * archive.h: Declare Object and Read_symbols_data classes.
1894 (Archive::Archive): Add initializers for new members.
1895 (Archive::setup): Add parameter.
1896 (Archive::print_stats): New function.
1897 (Archive::total_archives, Archive::total_members)
1898 (Archive::total_members_loaded): New variables.
1899 (Archive::get_file_and_offset): New function.
1900 (Archive::get_elf_object_for_member): New function.
1901 (Archive::read_all_symbols): New function.
1902 (Archive::read_symbols): New function.
1903 (Archive::Archive_member): New class.
1904 (Archive::members_): New member.
1905 (Archive::num_members_): New member.
1906 * main.cc: Include archive.h.
1907 (main): Call Archive::print_stats.
1908 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1909 archive parameter; member_name is now the fully-decorated name.
1910 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1911 * options.h: (General_options): Add --preread-archive-symbols option.
1912 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1915 2008-08-04 Ian Lance Taylor <iant@google.com>
1917 * symtab.h (Symbol::use_plt_offset): New function.
1918 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1919 * powerpc.cc (Relocate::relocate): Likewise.
1920 * sparc.cc (Relocate::relocate): Likewise.
1921 * x86_64.cc (Relocate::relocate): Likewise.
1922 * testsuite/weak_plt.sh: New test.
1923 * testsuite/weak_plt_main.cc: New test.
1924 * testsuite/weak_plt_shared.cc: New test.
1925 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1926 (check_PROGRAMS): Add weak_plt.
1927 (check_DATA): Add weak_plt_shared.so.
1928 (weak_plt_main_pic.o, weak_plt): New targets.
1929 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1930 * testsuite/Makefile.in: Rebuild.
1932 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1934 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1935 * testsuite/Makefile.in: Rebuild.
1937 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1939 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1940 * Makefile.in: Regenerate.
1941 * po/POTFILES.in: Regenerate.
1943 2008-07-29 Ian Lance Taylor <iant@google.com>
1945 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1946 symbols before other symbols.
1947 * testsuite/script_test_2.cc (test_addr): Declare.
1948 (test_addr_alias): Declare.
1949 (main): Check that test_addr and test_addr_alias have the right
1951 * testsuite/script_test_2.t: Define test_addr_alias and
1954 2008-07-24 Ian Lance Taylor <iant@google.com>
1957 * descriptors.cc: New file.
1958 * descriptors.h: New file.
1959 * gold-threads.h (class Hold_optional_lock): New class.
1960 * fileread.cc: Include "descriptors.h".
1961 (File_read::~File_read): Release descriptor rather than closing
1963 (File_read::open) [file]: Call open_descriptor rather than open.
1964 Set is_descriptor_opened_.
1965 (File_read::open) [memory]: Assert that descriptor is not open.
1966 (File_read::reopen_descriptor): New function.
1967 (File_read::release): Release descriptor.
1968 (File_read::do_read): Make non-const. Reopen descriptor.
1969 (File_read::read): Make non-const.
1970 (File_read::make_view): Reopen descriptor.
1971 (File_read::do_readv): Likewise.
1972 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1973 Update declarations.
1974 * layout.cc: Include "descriptors.h".
1975 (Layout::create_build_id): Use open_descriptor rather than open.
1976 * output.cc: Include "descriptors.h".
1977 (Output_file::open): Use open_descriptor rather than open.
1978 * archive.cc (Archive::const_iterator): Change Archive to be
1980 (Archive::begin, Archive::end): Make non-const.
1981 (Archive::count_members): Likewise.
1982 * archive.h (class Archive): Update declarations.
1983 * object.h (Object::read): Make non-const.
1984 * Makefile.am (CCFILES): Add descriptors.cc.
1985 (HFILES): Add descriptors.h.
1986 * Makefile.in: Rebuild.
1989 * gold.h: Always include <clocale>. Add Solaris workarounds
1990 following code in binutils/sysdep.h.
1993 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1994 this->eh_frame_hdr_ is NULL before using it.
1996 * dynobj.cc (Versions::Versions): Update comment.
1998 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1999 the base version name.
2001 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2002 array size plus one.
2003 (Stringpool_template::set_string_offsets): Subtract one from key
2004 before using it as an array index.
2005 (Stringpool_template::get_offset_with_length): Likewise.
2006 (Stringpool_template::write_to_buffer): Likewise.
2007 * stringpool.h (Stringpool_template::get_offset_from_key):
2010 2008-07-23 Ian Lance Taylor <iant@google.com>
2013 * object.h (Merged_symbol_value::value): Do our best to handle a
2017 * script.cc (Version_script_info::get_versions): Don't add empty
2018 version tag to return value.
2019 (Version_script_info::get_symbol_version_helper): Change return
2020 type to bool. Add pversion parameter. Change all callers.
2021 (script_register_vers_node): Don't require a non-NULL tag.
2022 * script.h (class Version_script_info): Update declarations.
2023 (Version_script_info::get_symbol_version): Change return type to
2024 bool. Add version parameter. Change all callers.
2025 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2026 handling. Handle an empty version from a version script.
2027 (Symbol_table::define_special_symbol): Likewise.
2028 * testsuite/ver_test_10.script: New file.
2029 * testsuite/ver_test_10.sh: New file.
2030 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2031 (check_DATA): Add ver_test_10.syms.
2032 (ver_test_10.syms, ver_test_10.so): New target.
2033 * testsuite/Makefile.in: Rebuild.
2035 2008-07-23 Simon Baldwin <simonb@google.com>
2037 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2038 to zero for undefined symbols from dynamic libraries.
2040 2008-07-23 Ian Lance Taylor <iant@google.com>
2042 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2044 * symtab.h (class Symbol_table): Update declaration.
2045 * testsuite/ver_test_9.cc: New file.
2046 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2047 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2048 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2049 (ver_test_9.so, ver_test_9.o): New targets.
2050 * testsuite/Makefile.in: Rebuild.
2052 2008-07-22 Ian Lance Taylor <iant@google.com>
2054 * options.h (class General_options): Define --check-sections.
2055 * layout.cc (Layout::set_segment_offsets): Handle
2058 * options.h (class General_options): Define -n/--nmagic and
2060 * options.cc (General_options::finalize): For -n/--nmagic or
2061 -N/--omagic, set -static.
2062 * layout.cc (Layout::attach_allocated_section_to_segment): If
2063 -N/--omagic, don't put read-only and read-write sections in
2065 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2066 finding a read-only segment.
2067 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2068 don't set the minimum segment alignment to the common page size,
2069 and don't set the file offset to the address modulo the page size.
2070 * script-sections.cc (Script_sections::create_segments): If
2071 -n/--omagic, don't put read-only and read-write sections in
2074 * cref.cc: New file.
2076 * options.h (class General_options): Add --print-symbol-counts.
2077 * main.cc (main): Issue defined symbol report if requested.
2078 * archive.cc (Archive::interpret_header): Make into a const member
2080 (Archive::add_symbols): Call Input_objects::archive_start and
2082 (Archive::const_iterator): Define new class.
2083 (Archive::begin, Archive::end): New functions.
2084 (Archive::include_all_members): Rewrite to use iterator.
2085 (Archive::count_members): New function.
2086 * archive.h (class Archive): Update declarations.
2087 (Archive::filename): New function.
2088 * object.cc: Include "cref.h".
2089 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2090 (Sized_relobj::do_get_global_symbol_counts): New function.
2091 (Input_objects::add_object): Add object to cross-referencer.
2092 (Input_objects::archive_start): New function.
2093 (Input_objects::archive_stop): New function.
2094 (Input_objects::print_symbol_counts): New function.
2095 * object.h: Declare Cref and Archive.
2096 (Object::get_global_symbol_counts): New function.
2097 (Object::do_get_global_symbol_counts): New pure virtual function.
2098 (class Sized_relobj): Add defined_count_ field. Update
2100 (class Input_objects): Add cref_ field. Update constructor.
2101 Update declarations.
2102 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2104 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2106 (Sized_dynobj::do_get_global_symbol_counts): New function.
2107 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2108 defined_count_. Update declarations. Define Symbols typedef.
2109 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2110 parameter. Change all callers.
2111 (Symbol_table::add_from_dynobj): Add sympointers and defined
2112 parameters. Change all callers.
2113 * symtab.h (class Symbol_table): Update declarations.
2114 * Makefile.am (CCFILES): Add cref.cc.
2115 (HFILES): Add cref.h.
2116 * Makefile.in: Rebuild.
2118 2008-07-22 Simon Baldwin <simonb@google.com>
2120 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2121 to zero when writing undefined symbols.
2123 2008-07-22 Ian Lance Taylor <iant@google.com>
2125 * output.cc (Output_section::add_input_section): Don't try to
2126 merge empty merge sections.
2128 2008-07-21 Craig Silverstein <csilvers@google.com>
2130 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2131 Include symbol version in error message.
2133 2008-07-20 Chris Demetriou <cgd@google.com>
2135 * configure.ac (gold_cv_c_random_seed): New configured variable.
2136 (RANDOM_SEED_CFLAGS): New substituted variable.
2137 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2138 * configure: Rebuild.
2139 * Makefile.in: Likewise.
2140 * testsuite/Makefile.in: Likewise.
2142 2008-07-18 Ian Lance Taylor <iant@google.com>
2144 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2145 where we see NAME/NULL and NAME/VERSION as separate symbols.
2146 * testsuite/ver_test_main.cc (main): Call t4.
2147 (t4, t4_2a): Define.
2148 * testsuite/ver_test_2.cc (t4_2): Define.
2149 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2150 * testsuite/ver_test_4.cc (t4_2a): Define.
2151 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2152 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2154 2008-07-17 Ian Lance Taylor <iant@google.com>
2156 * dynobj.cc (Versions::add_def): If we give an error about a
2157 missing version, go ahead and create the version anyhow.
2159 2008-07-10 Ian Lance Taylor <iant@google.com>
2161 Handle output sections with more than 0x7fffffff bytes.
2162 * object.h (class Relobj): Change map_to_output_ to
2163 output_sections_, and just keep a section pointer. Change all
2164 uses. Move comdat group support to Sized_relobj.
2165 (Relobj::is_section_specially_mapped): Remove.
2166 (Relobj::output_section): Remove poff parameter. Change all
2168 (Relobj::output_section_offset): New function.
2169 (Relobj::set_section_offset): Rewrite.
2170 (Relobj::map_to_output): Remove.
2171 (Relobj::output_sections): New function.
2172 (Relobj::do_output_section_offset): New pure virtual function.
2173 (Relobj::do_set_section_offset): Likewise.
2174 (class Sized_relobj): Add section_offsets_ field. Add comdat
2175 group support from Relobj. Update declarations.
2176 (Sized_relobj::get_output_section_offset): New function.
2177 (Sized_relobj::do_output_section_offset): New function.
2178 (Sized_relobj::do_set_section_offset): New function.
2179 * object.cc (Relobj::output_section_address): Remove.
2180 (Sized_relobj::Sized_relobj): Initialize new fields.
2181 (Sized_relobj::include_section_group): Cast find_kept_object to
2183 (Sized_relobj::include_linkonce_section): Likewise.
2184 (Sized_relobj::do_layout): Use separate arrays for output section
2186 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2188 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2189 output_sections and section_offsets.
2190 (Sized_relobj::write_local_symbols): Likewise.
2191 (map_to_kept_section): Compute output address directly.
2192 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2193 output_sections and section_offsets.
2194 (Sized_relobj::write_sections): Likewise.
2195 (Sized_relobj::relocate_sections): Likewise.
2196 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2197 * output.h (class Output_reloc): Update declarations. Change
2198 u2_.relobj to Sized_relobj*.
2199 (class Output_data_reloc): Change add functions to use
2201 * output.cc (Output_reloc::Output_reloc): Change relobj to
2203 (Output_reloc::local_section_offset): Change return type to
2204 Elf_Addr. Use get_output_section_offset.
2205 (Output_reloc::get_address): Likewise.
2206 (Output_section::is_input_address_mapped): Don't call
2207 is_section_specially_mapped.
2208 (Output_section::output_offset): Likewise.
2209 (Output_section::output_address): Likewise.
2210 (Output_section::starting_output_address): Likewise.
2211 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2212 parameter to Sized_relobj*.
2213 (Copy_relocs::need_copy_reloc): Likewise.
2214 (Copy_relocs::save): Likewise.
2215 * copy-relocs.h (class Copy_relocs): Update declarations.
2216 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2217 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2218 * target-reloc.h (relocate_for_relocatable): Change
2219 offset_in_output_section type to Elf_Addr. Change code that uses
2221 * layout.cc (Layout::layout): Always set *off.
2222 * mapfile.cc (Mapfile::print_input_section): Use
2223 output_section_offset.
2224 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2226 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2227 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2228 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2230 2008-07-03 Ian Lance Taylor <iant@google.com>
2232 * layout.cc (Layout::include_section): Do not discard unrecognized
2233 SHT_STRTAB sections.
2235 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2237 * script.cc (Lex::can_continue_name): Make '?' allowable in
2238 version-script names.
2239 * testsuite/version_script.map: Change glob pattern to use '?'
2241 2008-06-30 Manish Singh <yosh@gimp.org>
2244 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2247 2008-06-30 Ian Lance Taylor <iant@google.com>
2251 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2252 versions]: Don't try to read the value in the contents, since we
2253 don't use it. Use the template endianness when writing.
2255 2008-06-25 Cary Coutant <ccoutant@google.com>
2257 * fileread.cc (File_read::make_view): Assert on zero-length view.
2258 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2259 symbol table when there are no symbols to read.
2261 2008-06-23 Craig Silverstein <csilvers@google.com>
2263 * version.cc (version_string): Bump to 1.7
2265 2008-06-18 Craig Silverstein <csilvers@google.com>
2267 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2268 constant 0xFFFF to type Valtype.
2269 (Powerpc_relocate_functions::rel16_ha): Likewise.
2271 2008-06-17 Ian Lance Taylor <iant@google.com>
2273 * output.h (Output_section::Input_section): Initialize p2align_ to
2274 zero for Output_section_data constructors.
2275 (Output_section::Input_section::addralign): If not an input
2276 section, return the alignment of the Output_section_data.
2277 * testsuite/copy_test.cc: New file.
2278 * testsuite/copy_test_1.cc: New file.
2279 * testsuite/copy_test_2.cc: New file.
2280 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2281 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2282 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2283 (copy_test_1_pic.o, copy_test_1.so): New targets.
2284 (copy_test_2_pic.o, copy_test_2.so): New targets.
2285 * testsuite/Makefile.in: Rebuild.
2287 * script-sections.cc (Script_sections::place_orphan): Initialize
2288 local variable exact.
2290 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2292 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2294 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2295 David S. Miller <davem@davemloft.net>
2297 * powerpc.cc: New file.
2298 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2299 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2300 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2301 * Makefile.in: Rebuild.
2303 2008-06-09 Ian Lance Taylor <iant@google.com>
2305 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2307 (throwing, orig_terminate): New static variables.
2308 (terminate_handler): New static function.
2309 (t2): Set terminate handler.
2311 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2314 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2317 2008-05-30 Cary Coutant <ccoutant@google.com>
2319 * archive.cc (Archive::include_all_members) Correct to step
2320 over symbol table and extended name table in thin archives.
2322 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2325 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2328 2008-05-28 Caleb Howe <cshowe@google.com>
2330 * reduced_debug_output.cc: New file.
2331 * reduced_debug_output.h: New file.
2332 * options.h (class General_options): Add --strip-debug-non-line.
2333 * options.cc (General_options::finalize): Add strip_debug_non_line
2334 to the strip heirarchy.
2335 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2337 * layout.cc: Include "reduced_debug_output.h".
2338 (Layout::Layout): Initialize new fields.
2339 (line_only_debug_sections): New static array.
2340 (is_lines_only_debug_sections): New static inline function.
2341 (Layout::include_section): Handle --strip-debug-non-line.
2342 (Layout::make_output_section): If --strip-debug-non-line, build
2343 new output sections for .debug_abbrev and .debug_info.
2344 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2345 gold. Warn about possible overflow.
2346 (read_signed_LEB_128): Likewise.
2347 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2348 (read_signed_LEB_128): Declare.
2349 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2350 (HFILES): Add reduced_debug_output.h.
2351 * Makefile.in: Rebuild.
2353 2008-05-21 Ian Lance Taylor <iant@google.com>
2355 * mapfile.cc: New file.
2356 * mapfile.h: New file.
2357 * options.h (class General_options): Add -M/--print-map and -Map.
2358 * options.cc (General_options::finalize): Make -M equivalent to
2360 * main.cc: Include <cstdio> and "mapfile.h".
2361 (main): Open mapfile if requested.
2362 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2363 constructor. Change caller.
2364 (queue_initial_tasks): Add mapfile parameter. Change caller.
2365 (queue_middle_tasks): Likewise.
2366 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2368 * archive.cc: Include "mapfile.h".
2369 (Archive::add_symbols): Add mapfile parameter. Change all
2370 callers. Pass mapfile, symbol, and reason to include_member.
2371 (Archive::include_all_members): Add mapfile parameter. Change all
2373 (Archive::include_member): Add mapfile, sym, and why parameters.
2374 Change all callers. Report inclusion to map file.
2375 * archive.h: Include "fileread.h".
2376 (class Archive): Update declarations.
2377 (Archive::file): New const method.
2378 (class Add_archive_symbols): Add mapfile_ field. Update
2379 constructor. Change all callers.
2380 * readsyms.h (class Read_symbols): Likewise.
2381 (class Finish_group): Likewise.
2382 (class Read_script): Likewise.
2383 * common.cc: Include "mapfile.h".
2384 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2386 (Symbol_table::do_allocate_commons): Likewise.
2387 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2388 symbol allocation to mapfile.
2389 * common.h (class Allocate_commons_task): Add mapfile_ field.
2390 Update constructor. Change all callers.
2391 * symtab.h (class Symbol_table): Update declarations.
2392 * layout.cc: Include "mapfile.h".
2393 (Layout_task_runner::run): Print information to mapfile.
2394 (Layout::create_gold_note): Change Output_data_fixed_space to
2395 Output_data_zero_fill.
2396 (Layout::create_build_id): Likewise.
2397 (Layout::print_to_mapfile): New function.
2398 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2399 constructor. Change caller.
2400 (class Layout): Declare print_to_mapfile.
2401 * output.cc (Output_section::Input_section::print_to_mapfile): New
2403 (Output_section::add_input_section): If producing a map, always
2404 add to input_sections_ list.
2405 (Output_section::do_print_to_mapfile): New function.
2406 (Output_segment::print_sections_to_mapfile): New function.
2407 (Output_segment::print_section_list_to_mapfile): New function.
2408 * output.h: Include "mapfile.h".
2409 (Output_data::print_to_mapfile): New function.
2410 (Output_data::do_print_to_mapfile): New virtual function.
2411 (Output_segment_headers::do_print_to_mapfile): New function.
2412 (Output_file_header::do_print_to_mapfile): New function.
2413 (Output_data_const::do_print_to_mapfile): New function.
2414 (class Output_data_const_buffer): Add map_name_ field. Update
2415 constructor. Change all callers. Add do_print_to_mapfile
2417 (class Output_data_fixed_space): Likewise.
2418 (class Output_data_space): Likewise.
2419 (class Output_data_zero_fill): New class.
2420 (Output_data_strtab::do_print_to_mapfile): New function.
2421 (Output_data_reloc_base::do_print_to_mapfile): New function.
2422 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2423 (Output_data_group::do_print_to_mapfile): New function.
2424 (Output_data_got::do_print_to_mapfile): New function.
2425 (Output_data_dynamic::do_print_to_mapfile): New function.
2426 (Output_symtab_xindex::do_print_to_mapfile): New function.
2427 (class Output_section): Declare do_print_to_mapflie. Declare
2428 print_to_mapfile in Input_section.
2429 (class Output_segment): Declare new functions.
2430 * object.h (Sized_relobj::symbol_count): New function.
2431 * script-sections.cc
2432 (Output_section_element_dot_assignment::set_section_addresses):
2433 Change Output_data_fixed_space to Output_data_zero_fill.
2434 (Output_data_expression::do_print_to_mapfile): New function.
2435 * script.cc (read_input_script): Add mapfile parameter. Change
2437 * script.h (read_input_script): Update declaration.
2438 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2439 (Eh_frame::do_print_to_mapfile): New function.
2440 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2441 (Output_merge_string::do_print_to_mapfile): New function.
2442 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2444 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2446 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2448 * Makefile.am (CCFILES): Add mapfile.cc.
2449 (HFILES): Add mapfile.h.
2450 * Makefile.in: Rebuild.
2452 2008-05-19 Ian Lance Taylor <iant@google.com>
2454 * options.h (class General_options): Add -z relro.
2455 * layout.cc (Layout::Layout): Initialize relro_segment_.
2456 (Layout::add_output_section_data): Return the output section.
2457 (Layout::make_output_section): Rcognize relro sections and mark
2459 (Layout::attach_allocated_section_to_segment): Put relro sections
2460 in a PT_GNU_RELRO segment.
2461 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2463 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2465 (Layout::linkonce_mapping): Map d.rel.ro.local to
2467 (Layout::output_section_name): Us .data.rel.ro.local for any
2468 section which begins with that.
2469 * layout.h (class Layout): Update add_output_section_data
2470 declaration. Add relro_segment_ field.
2471 * output.cc (Output_section::Output_section): Initialize is_relro_
2472 and is_relro_local_ fields.
2473 (Output_segment::add_output_section): Group relro sections.
2474 (Output_segment::is_first_section_relro): New function.
2475 (Output_segment::maximum_alignment): If there is a relro section,
2476 align the segment to the common page size.
2477 (Output_segment::set_section_addresses): Track whether we are
2478 looking at relro sections. If the last section is a relro
2479 section, align to the common page size.
2480 (Output_segment::set_section_list_addresses): Add in_relro
2481 parameter. Change all callers. Align to the page size when
2482 moving from relro to non-relro section.
2483 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2485 * output.h (class Output_section): Add is_relro_ and
2486 is_relro_local_ fields.
2487 (Output_section::is_relro): New function.
2488 (Output_section::set_is_relro): New function.
2489 (Output_section::is_relro_local): New function.
2490 (Output_section::set_is_relro_local): New function.
2491 (class Output_segment): Update declarations.
2492 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2493 * sparc.cc (Target_sparc::got_section): Likewise.
2494 * x86_64.cc (Target_x86_64::got_section): Likewise.
2495 * testsuite/relro_test_main.cc: New file.
2496 * testsuite/relro_test.cc: New file.
2497 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2498 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2499 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2500 (relro_test.so, relro_test_pic.o): New targets.
2501 * testsuite/Makefile.in: Rebuild.
2503 2008-05-16 Ian Lance Taylor <iant@google.com>
2505 * output.cc (Output_segment::add_output_section): Remove front
2507 * output.h (class Output_segment): Remove
2508 add_initial_output_section and overloaded add_output_section.
2509 Update declaration of remaining add_output_section.
2510 * layout.cc (Layout::create_interp): Call add_output_section
2511 rather than add_initial_output_section.
2512 (Layout::finish_dynamic_section): Likewise.
2514 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2515 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2516 know the dynamic type.
2517 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2518 field. Initialize it in constructor.
2519 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2520 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2521 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2524 * output.cc (Output_reloc::get_address): Change return type to
2526 * output.h (class Output_reloc): Update get_address declaration.
2527 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2528 for section addresses.
2530 2008-05-09 Ian Lance Taylor <iant@google.com>
2533 * gold.cc (gold_nomem): Use return value of write.
2535 2008-05-08 Ian Lance Taylor <iant@google.com>
2537 * symtab.c (Symbol::init_base_output_data): Add version
2538 parameter. Change all callers.
2539 (Symbol::init_base_output_segment): Likewise.
2540 (Symbol::init_base_constant): Likewise.
2541 (Symbol::init_base_undefined): Likewise.
2542 (Sized_symbol::init_output_data): Likewise.
2543 (Sized_symbol::init_output_segment): Likewise.
2544 (Sized_symbol::init_constant): Likewise.
2545 (Sized_symbol::init_undefined): Likewise.
2546 (Symbol_table::do_define_in_output_data): If the new symbol has a
2547 version, mark it as the default.
2548 (Symbol_table::do_define_in_output_segment): Likewise.
2549 (Symbol_table::do_define_as_constant): Likewise.
2550 * symtab.h (class Symbol): Update declarations.
2551 (class Sized_symbol): Likewise.
2552 * resolve.cc (Symbol::override_version): New function.
2553 (Symbol::override_base): Call override_version.
2554 (Symbol::override_base_with_special): Likewise.
2555 * testsuite/ver_script_8.script: New file.
2556 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2557 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2558 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2559 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2561 2008-05-06 Ian Lance Taylor <iant@google.com>
2564 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2566 (class General_options): Remove existing --undefined, and add
2567 --no-undefined instead. Add new --undefined as synonym for -u.
2568 * archive.cc (Archive::add_symbols): Check whether symbol was
2570 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2571 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2572 all uses. Add IS_UNDEFINED. Update declarations to split
2573 different versions of init_base. Declare init_base_undefined.
2574 (Symbol::is_defined): Handle IS_UNDEFINED.
2575 (Symbol::is_undefined): Likewise.
2576 (Symbol::is_weak_undefined): Call is_undefined.
2577 (Symbol::is_absolute): Handle IS_CONSTANT.
2578 (class Sized_symbol): Update declarations to split different
2579 versions of init. Declare init_undefined.
2580 (class Symbol_table): Declare new functions.
2581 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2583 (Symbol::init_base_output_data): Likewise.
2584 (Symbol::init_base_output_segment): Likewise.
2585 (Symbol::init_base_constant): Likewise.
2586 (Symbol::init_base_undefined): New function.
2587 (Sized_symbol::init_object): Rename from init. Change all
2589 (Sized_symbol::init_output_data): Likewise.
2590 (Sized_symbol::init_output_segment): Likewise.
2591 (Sized_symbol::init_constant): Likewise.
2592 (Sized_symbol::init_undefined): New function.
2593 (Symbol_table::add_undefined_symbols_from_command_line): New
2595 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2597 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2598 (Symbol::output_section): Likewise.
2599 (Symbol::set_output_section): Likewise.
2600 (Symbol_table::sized_finalize_symbol): Likewise.
2601 (Symbol_table::sized_write_globals): Likewise.
2602 * resolve.cc (Symbol_table::should_override): Likewise.
2603 (Symbol::override_base_with_special): Likewise.
2605 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2606 symbol, change it to have default visibility.
2607 * testsuite/protected_1.cc: New file.
2608 * testsuite/protected_2.cc: New file.
2609 * testsuite/protected_3.cc: New file.
2610 * testsuite/protected_main_1.cc: New file.
2611 * testsuite/protected_main_2.cc: New file.
2612 * testsuite/protected_main_3.cc: New file.
2613 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2614 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2615 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2616 (protected_1.so): New target.
2617 (protected_1_pic.o, protected_2_pic.o): New targets.
2618 (protected_3_pic.o): New target.
2619 (check_PROGRAMS): Add protected_2.
2620 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2621 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2622 * testsuite/Makefile.in: Rebuild.
2624 * options.h (DEFINE_var): Add set_user_set_##varname__.
2625 (DEFINE_bool_alias): New macro.
2626 (class General_options): Define -Bstatic using DEFINE_bool_alias
2627 rather than DEFINE_special. Add --undefined as an alias for -z
2629 * options.cc (General_options::parse_Bstatic): Remove.
2631 * options.h (class General_options): Add --fatal-warnings.
2632 * main.cc (main): Implement --fatal-warnings.
2633 * errors.h (Errors::warning_count): New function.
2635 * options.h (class General_options): Add -Bsymbolic-functions.
2636 * symtab.h (Symbol::is_preemptible): Check for
2637 -Bsymbolic-functions.
2639 2008-05-05 Ian Lance Taylor <iant@google.com>
2641 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2642 as noVARNAME rather than no-VARNAME.
2643 (class General_options): Add option -z combreloc.
2644 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2646 (Output_reloc::sort_before) [SHT_REL]: New function.
2647 (Output_reloc::sort_before) [SHT_RELA]: New function.
2648 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2649 Sort_relocs_comparison.
2650 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2651 parameter. Change all callers.
2652 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2653 sort_relocs parameter. Change all callers.
2654 * output.cc (Output_reloc::get_address): New function, broken out
2656 (Output_reloc::write_rel): Call it.
2657 (Output_reloc::compare): New function.
2658 (Output_data_reloc_base::do_write): Optionally sort relocs.
2660 * configure.ac: If targ_extra_obj is set, link it in.
2661 * configure.tgt: Initialize all variables.
2662 (x86_64*): Set targ_extra_obj and targ_extra_size.
2663 * configure: Rebuild.
2665 * object.cc (Sized_relobj::include_section_group): Adjust section
2666 indexes read from group data. Build vector to pass to
2668 * layout.cc (Layout::layout_group): Add flags and shndxes
2669 parameters. Remove contents parameter. Change caller. Update
2670 explicit instantiations.
2671 * layout.h (class Layout): Update layout_group declaration.
2672 * output.cc (Output_data_group::Output_data_group): Add flags and
2673 input_shndxes parameters. Remove contents parameter. Change
2675 (Output_data_group::do_write): Change input_sections_ to
2677 * output.h (class Output_data_group): Update constructor
2678 declaration. Rename input_sections_ to input_shndxes_.
2679 * testsuite/many_sections_test.cc: Add template.
2681 2008-04-30 Cary Coutant <ccoutant@google.com>
2683 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2685 * layout.cc (Layout::include_section): Refactored check for debug
2687 (Layout::add_comdat): Add new parameters. Change type
2688 of signature parameter. Add object and shndx to signatures table.
2689 (Layout::find_kept_object): New function.
2690 * layout.h: Include <cstring>.
2691 (Layout::is_debug_info_section): New function.
2692 (Layout::add_comdat): Add new parameters.
2693 (Layout::find_kept_object): New function.
2694 (Layout::Kept_section): New struct.
2695 (Layout::Signatures): Change type of map range.
2696 * object.cc (Relobj::output_section_address): New function.
2697 (Sized_relobj::include_section_group): Add new parameters. Change
2698 calls to Layout::add_comdat. Change to build table of kept comdat
2699 groups and table mapping discarded sections to kept sections.
2700 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2701 (Sized_relobj::do_layout): Change calls to include_section_group and
2702 include_linkonce_section.
2703 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2704 value to zero when section is discarded.
2705 (Sized_relobj::map_to_kept_section): New function.
2706 * object.h (Relobj::output_section_address): New function.
2707 (Relobj::Comdat_group): New type.
2708 (Relobj::find_comdat_group): New function.
2709 (Relobj::Comdat_group_table): New type.
2710 (Relobj::Kept_comdat_section): New type.
2711 (Relobj::Kept_comdat_section_table): New type.
2712 (Relobj::add_comdat_group): New function.
2713 (Relobj::set_kept_comdat_section): New function.
2714 (Relobj::get_kept_comdat_section): New function.
2715 (Relobj::comdat_groups_): New field.
2716 (Relobj::kept_comdat_sections_): New field.
2717 (Symbol_value::input_value): Update comment.
2718 (Sized_relobj::map_to_kept_section) New function.
2719 (Sized_relobj::include_linkonce_section): Add new parameter.
2720 * target-reloc.h (Comdat_behavior): New type.
2721 (get_comdat_behavior): New function.
2722 (relocate_section): Add code to map a discarded section to the
2723 corresponding kept section when applying a relocation.
2725 2008-04-30 Craig Silverstein <csilvers@google.com>
2727 * dwarf_reader.cc (next_generation_count): New static var.
2728 (Addr2line_cache_entry): New struct.
2729 (addr2line_cache): New static var.
2730 (Dwarf_line_info::one_addr2line): Added caching.
2731 (Dwarf_line_info::clear_addr2line_cache): New function.
2732 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2733 cache-size parameter.
2734 (Dwarf_line_info::one_addr2line_cache): New function.
2735 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2736 new cache-size argument to one_addr2line(), and clear cache.
2738 2008-04-28 Cary Coutant <ccoutant@google.com>
2740 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2741 R_386_PC8 relocations.
2743 2008-04-23 Ian Lance Taylor <iant@google.com>
2745 * object.cc (Sized_relobj::include_section_group): Check for
2746 invalid section group.
2748 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2751 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2752 than read for file header.
2753 * archive.cc (Archive::include_member): Likewise.
2755 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2757 * aclocal.m4: Regenerate.
2758 * configure: Regenerate.
2760 2008-04-19 Ian Lance Taylor <iant@google.com>
2762 * version.cc (version_string): Bump to 1.6.
2764 * testsuite/Makefile.am (many_sections_r_test): New target.
2765 (many_sections_r_test_SOURCES): Remove.
2766 (many_sections_r_test_DEPENDENCIES): Remove.
2767 (many_sections_r_test_LDFLAGS): Remove.
2768 (many_sections_r_test_LDADD): Remove.
2770 * object.cc (Sized_relobj::do_add_symbols): Always pass
2771 local_symbol_count_ to add_from_relobj.
2773 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2774 every thousand variables.
2775 * testsuite/Makefile.in: Rebuild.
2777 * object.cc (Xindex::initialize_symtab_xindex): New function.
2778 (Xindex::read_symtab_xindex): New function.
2779 (Xindex::sym_xindex_to_shndx): New function.
2780 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2782 (Sized_relobj::do_initialize_xindex): New function.
2783 (Sized_relobj::do_read_symbols): Adjust section links.
2784 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2785 parameter. Change all callers.
2786 (Sized_relobj::include_section_group): Adjust section links and
2787 symbol section indexes.
2788 (Sized_relobj::do_layout): Adjust section links.
2789 (Sized_relobj::do_count_local_symbols): Adjust section links and
2790 symbol section indexes.
2791 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2792 ordinary and special symbols.
2793 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2794 dynsym_xindex parameters. Change all callers. Adjust section
2795 links. Use SHN_XINDEX when needed.
2796 (Sized_relobj::get_symbol_location_info): Adjust section links.
2797 Don't get fooled by special symbols.
2798 * object.h (class Xindex): Define.
2799 (class Object): Add xindex_ parameter. Declare virtual functoin
2800 do_initialize_xindex.
2801 (Object::adjust_sym_shndx): New function.
2802 (Object::set_xindex): New protected function.
2803 (class Symbol_value): Add is_ordinary_shndx_ field.
2804 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2805 (Symbol_value::value): Assert ordinary section.
2806 (Symbol_value::initialize_input_to_output_map): Likewise.
2807 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2809 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2811 (class Sized_relobj): Update declarations.
2812 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2813 parameter. Change all callers.
2814 (Sized_relobj::adjust_shndx): New function.
2815 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2817 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2818 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2819 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2820 (Sized_dynobj::read_dynsym_section): Adjust section links.
2821 (Sized_dynobj::read_dynamic): Likewise.
2822 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2824 (Sized_dynobj::do_initialize_xindex): New function.
2825 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2826 do_initialize_xindex.
2827 (Sized_dynobj::adjust_shndx): New function.
2828 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2829 dynsym_xindex_ fields.
2830 (Layout::finalize): Add a call to set_section_indexes before
2831 creating the symtab sections.
2832 (Layout::set_section_indexes): Don't do anything if the section
2833 already has a section index.
2834 (Layout::create_symtab_sections): Add shnum parameter. Change
2835 caller. Create .symtab_shndx section if needed.
2836 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2838 (Layout::allocated_output_section_count): New function.
2839 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2841 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2842 fields. Update declarations.
2843 (Layout::symtab_xindex): New function.
2844 (Layout::dynsym_xindex): New function.
2845 (class Write_symbols_task): Add layout_ field.
2846 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2848 * output.cc (Output_section_headers::Output_section_headers): Add
2849 shstrtab_section parameter. Change all callers.
2850 (Output_section_headers::do_sized_write): Store overflow values
2851 for section count and section string table section index in
2852 section header zero.
2853 (Output_file_header::do_sized_write): Check for overflow of
2854 section count and section string table section index.
2855 (Output_symtab_xindex::do_write): New function.
2856 (Output_symtab_xindex::endian_do_write): New function.
2857 * output.h (class Output_section_headers): Add shstrtab_section_.
2858 Update declarations.
2859 (class Output_symtab_xindex): Define.
2860 (Output_section::has_out_shndx): New function.
2861 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2863 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2865 (Sized_symbol::init): Likewise.
2866 (Symbol::output_section): Check for ordinary symbol.
2867 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2868 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2870 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2871 Change all callers. Simplify handling of symbols from sections
2872 not included in the link.
2873 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2875 (Weak_alias_sorter::operator()): Assert that symbols are
2877 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2879 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2880 parameters. Change all callers.
2881 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2882 symbol distinction. Use SHN_XINDEX when needed.
2883 (Symbol_table::write_section_symbol): Add symtab_xindex
2884 parameter. Change all callers.
2885 (Symbol_table::sized_write_section_symbol): Likewise. Use
2886 SHN_XINDEX when needed.
2887 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2889 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2890 (Symbol::is_defined): Check is_ordinary.
2891 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2892 (Symbol::is_absolute, Symbol::is_common): Likewise.
2893 (class Sized_symbol): Update declarations.
2894 (class Symbol_table): Update declarations.
2895 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2896 parameters. Change all callers.
2897 (Sized_symbol::override): Likewise.
2898 (Symbol_table::override): Likewise.
2899 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2900 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2901 is_ordinary, and orig_st_shndx parameters. Change all callers.
2902 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2903 to be in an ordinary section.
2904 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2905 object and is_ordinary parameters. Change all callers.
2906 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2907 Change all callers. Don't add undefined or non-ordinary symbols
2909 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2911 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2913 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2914 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2915 (Sized_relobj::relocate_sections): Likewise.
2916 * target-reloc.h (scan_relocs): Adjust section symbol index.
2917 (scan_relocatable_relocs): Likewise.
2918 * i386.cc (Scan::local): Check for ordinary symbols.
2919 * sparc.cc (Scan::local): Likewise.
2920 * x86_64.cc (Scan::local): Likewise.
2921 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2922 to symbol_section_and_value.
2923 * testsuite/many_sections_test.cc: New file.
2924 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2925 (check_PROGRAMS): Add many_sections_test.
2926 (many_sections_test_SOURCES): Define.
2927 (many_sections_test_DEPENDENCIES): Define.
2928 (many_sections_test_LDFLAGS): Define.
2929 (BUILT_SOURCES): Add many_sections_define.h.
2930 (many_sections_define.h): New target.
2931 (BUILT_SOURCES): Add many_sections_check.h.
2932 (many_sections_check.h): New target.
2933 (check_PROGRAMS): Add many_sections_r_test.
2934 (many_sections_r_test_SOURCES): Define.
2935 (many_sections_r_test_DEPENDENCIES): Define.
2936 (many_sections_r_test_LDFLAGS): Define.
2937 (many_sections_r_test_LDADD): Define.
2938 (many_sections_r_test.o): New target.
2939 * testsuite/Makefile.in: Rebuild.
2941 2008-04-17 Cary Coutant <ccoutant@google.com>
2943 * errors.cc (Errors::info): New function.
2944 (gold_info): New function.
2945 * errors.h (Errors::info): New function.
2946 * gold.h (gold_info): New function.
2947 * object.cc (Input_objects::add_object): Print trace output.
2948 * options.cc (options::parse_set): New function.
2949 (General_options::parse_wrap): Deleted.
2950 (General_options::General_options): Deleted initializer.
2951 * options.h (options::String_set): New typedef.
2952 (options::parse_set): New function.
2953 (DEFINE_set): New macro.
2954 (General_options::wrap): Changed to use DEFINE_set. Changed
2955 callers of any_wrap_symbols and is_wrap_symbol.
2956 (General_options::trace, General_options::trace_symbol):
2958 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2959 (General_options::wrap_symbols_): Deleted.
2960 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2962 2008-04-17 David S. Miller <davem@davemloft.net>
2964 * options.cc (General_options::parse_V): New function.
2965 * options.h: Add entries for -V and -Qy.
2967 2008-04-17 Ian Lance Taylor <iant@google.com>
2969 * common.cc (Symbol_table::allocate_commons): Remove options
2970 parameter. Change caller.
2971 (Symbol_table::do_allocate_commons): Remove options parameter.
2972 Change caller. Just call do_allocate_commons_list twice.
2973 (Symbol_table::do_allocate_commons_list): New function, broken out
2974 of do_allocate_commons.
2975 * common.h (class Allocate_commons_task): Remove options_ field.
2977 * symtab.cc (Symbol_table::Symbol_table): Initialize
2979 (Symbol_table::add_from_object): Put TLS common symbols on
2981 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2982 which are IN_OUTPUT_DATA.
2983 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2984 allocate_commons and do_allocate_commons declarations. Declare
2985 do_allocate_commons_list.
2986 * gold.cc (queue_middle_tasks): Update creation of
2987 Allocate_commons_task to not pass options.
2988 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2989 (TLS_TEST_C_FLAGS): New variable.
2990 (tls_test_c_pic.o): New target.
2991 (tls_test_shared.so): Link in tls_test_c_pic.o.
2992 (tls_test_c_pic_ie.o): New target.
2993 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2994 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2995 (tls_test_c.o): New target.
2996 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2997 (tls_pic_test_LDADD): Likewise.
2998 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2999 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3000 (tls_test_c_gnu2.o): New target.
3001 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3003 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3004 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3005 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3006 * testsuite/tls_test.cc: Include "config.h".
3007 (t_last): Call t11_last.
3008 * testsuite/tls_test.h (t11, t11_last): Declare.
3009 * testsuite/tls_test_c.c: New file.
3010 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3011 * configure.ac: Check for OpenMP support.
3012 * configure, config.in, Makefile.in: Rebuild.
3013 * testsuite/Makefile.in: Rebuild.
3015 2008-04-16 Cary Coutant <ccoutant@google.com>
3017 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3018 (Target_i386::tls_base_symbol_defined_): New field.
3019 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3020 (Target_i386::Scan::global): Likewise.
3021 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3022 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3023 (Target_x86_64::tls_base_symbol_defined_): New field.
3024 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3025 (Target_x86_64::Scan::global): Likewise.
3027 2008-04-16 Cary Coutant <ccoutant@google.com>
3029 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3030 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3031 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3032 building shared libraries.
3033 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3034 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3035 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3036 * testsuite/Makefile.in: Rebuild.
3037 * testsuite/weak_undef.h: New file.
3038 * testsuite/weak_undef_file1.cc: Add extra test cases.
3039 * testsuite/weak_undef_file2.cc: Likewise.
3040 * testsuite/weak_undef_test.cc: Likewise.
3042 2008-04-16 David S. Miller <davem@davemloft.net>
3044 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3045 Add issued_non_pic_error_ field. Declare check_non_pic.
3046 (Target_sparc::Scan::check_non_pic): New function.
3047 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3048 (Target_sparc::Scan::global): Likewise.
3050 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3051 * configure: Rebuild.
3053 * options.h (DEFINE_enable): New macro.
3054 (new_dtags): New enable option.
3055 (initfirst, interpose, loadfltr, nodefaultlib,
3056 nodelete, nodlopen, nodump): New -z options.
3057 * layout.cc (Layout:finish_dynamic_section): If new
3058 dtags enabled, emit DT_RUNPATH. Also, emit a
3059 DT_FLAGS_1 containing any specified -z flags.
3061 2008-04-16 Ian Lance Taylor <iant@google.com>
3063 * copy-relocs.cc: New file.
3064 * copy-relocs.h: New file.
3065 * reloc.cc: Remove Copy_relocs code.
3066 * reloc.h: Likewise.
3067 * reloc-types.h (struct Reloc_types) [both versions]: Add
3068 get_reloc_addend_noerror.
3069 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3070 variants of add_global which take an addend which must be zero.
3071 * i386.cc: Include "copy-relocs.h".
3072 (class Target_i386): Change type of copy_relocs_ to variable,
3074 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3076 (Target_i386::do_finalize_sections): Change handling of
3078 * sparc.cc: Include "copy-relocs.h".
3079 (class Target_sparc): Change type of copy_relocs_ to variable,
3081 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3083 (Target_sparc::do_finalize_sections): Change handling of
3085 * x86_64.cc: Include "copy-relocs.h".
3086 (class Target_x86_64): Change type of copy_relocs_ to variable,
3088 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3089 class. Change all callers.
3090 (Target_x86_64::do_finalize_sections): Change handling of
3092 * Makefile.am (CCFILES): Add copy-relocs.cc.
3093 (HFILES): Add copy-relocs.h.
3095 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3097 * testsuite/script_test_4.sh: Permit leading zeroes.
3099 2008-04-15 Ian Lance Taylor <iant@google.com>
3101 * script-sections.cc (Script_sections::create_segments): Use
3102 header_size_adjustment even when there is enough room for the
3104 * testsuite/script_test_4.sh: New file.
3105 * testsuite/script_test_4.t: New file.
3106 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3107 (check_DATA): Add script_test_4.stdout.
3108 (MOSTLYCLEANFILES): Likewise.
3109 (script_test_4): New target.
3110 (script_test_4.stdout): New target.
3111 * testsuite/Makefile.in: Rebuild.
3113 * sparc.cc: Add definitions for Output_data_plt_sparc class
3116 2008-04-14 David S. Miller <davem@davemloft.net>
3118 * sparc.cc: New file.
3119 * Makefile.am (TARGETSOURCES): Add sparc.cc
3120 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3121 * configure.tgt: Document targ_extra_size and
3122 targ_extra_big_endian. Add entries for sparc-* and
3124 * configure.ac: Handle targ_extra_size and
3125 targ_extra_big_endian.
3126 * Makefile.in: Rebuild.
3127 * configure: Likewise.
3128 * po/POTFILES.in: Likewise.
3129 * po/gold.pot: Likewise.
3131 2008-04-14 Ian Lance Taylor <iant@google.com>
3133 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3134 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3135 in the name/type/flags to section mapping. Don't call
3136 allocate_output_section.
3137 (Layout::choose_output_section): Change parameter from adjust_name
3138 to is_input_section. Don't permit input sections after sections
3139 are attached to segments. Don't call allocate_output_section.
3140 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3141 not write_enable_output_section.
3142 (Layout::make_output_section): Don't push to
3143 unattached_section_list_ nor call attach_to_segment. Call
3144 attach_section_to_segment if sections are attached.
3145 (Layout::attach_sections_to_segments): New function.
3146 (Layout::attach_section_to_segment): New function.
3147 (Layout::attach_allocated_section_to_segment): Rename from
3148 attach_to_segment. Remove flags parameter.
3149 (Layout::allocate_output_section): Remove function.
3150 (Layout::write_enable_output_section): Remove function.
3151 * layout.h (class Layout): Update for above changes. Add new
3152 field sections_are_attached_.
3153 * output.h (Output_section::update_flags_for_input_section): New
3155 * output.cc (Output_section::add_input_section): Call
3156 update_flags_for_input_section.
3157 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3159 2008-04-11 Cary Coutant <ccoutant@google.com>
3161 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3162 thought unnecessary.
3163 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3165 2008-04-11 Ian Lance Taylor <iant@google.com>
3167 * output.h (class Output_section_data): Remove inline definition
3169 * output.cc (Output_section_data::set_addralign): New function.
3171 2008-04-11 Cary Coutant <ccoutant@google.com>
3173 Add support for TLS descriptors for i386 and x86_64.
3174 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3175 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3176 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3178 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3179 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3180 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3182 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3183 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3184 Fix problem with initial-exec relocations.
3185 (Target_i386::Relocate::relocate_tls): Likewise.
3186 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3188 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3189 support for section-plus-offset dynamic table entries.
3190 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3191 (Output_data_dynamic::Dynamic_entry): Add support for
3192 section-plus-offset dynamic table entries.
3193 (Output_data_dynamic::Classification): Likewise.
3194 (Output_data_dynamic::classification_): Renamed offset_.
3195 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3196 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3197 (Target_x86_64::make_plt_section): New function.
3198 (Target_x86_64::reserve_tlsdesc_entries): New function.
3199 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3200 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3201 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3202 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3203 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3204 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3205 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3206 add extra PLT entry for TLS descriptors.
3207 (Output_data_plt_x86_64::got_): New field.
3208 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3209 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3211 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3213 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3214 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3215 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3216 R_386_TLS_DESC_CALL relocations.
3217 (Target_x86_64::Scan::global): Likewise.
3218 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3219 for TLS descriptors.
3220 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3221 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3222 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3223 GD-to-IE relaxation.
3224 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3225 and TLS_DESCRIPTORS.
3226 * Makefile.in: Rebuild.
3227 * configure: Rebuild.
3228 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3229 (tls_test_shared2.so): New target.
3230 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3231 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3232 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3233 (tls_shared_gd_to_ie_test_LDADD): New variable.
3234 (tls_shared_gnu2_gd_to_ie_test): New target.
3235 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3237 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3238 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3239 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3240 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3241 (tls_shared_gnu2_test): New target.
3242 (tls_test_gnu2_shared.so): New target.
3243 (tls_shared_gnu2_test_SOURCES): New variable.
3244 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3245 (tls_shared_gnu2_test_LDFLAGS): New variable.
3246 (tls_shared_gnu2_test_LDADD): New variable.
3247 * testsuite/Makefile.in: Rebuild.
3248 * testsuite/Makefile.
3250 2008-04-11 Ian Lance Taylor <iant@google.com>
3252 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3254 * testsuite/Makefile.in: Rebuild.
3256 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3258 * testsuite/script_test_2.cc (main): Adjust test.
3260 2008-04-11 David S. Miller <davem@davemloft.net>
3261 Ian Lance Taylor <iant@google.com>
3263 * options.h (General_options): Add entries for '-Y' and
3265 * options.cc (General_options:finalize): If -Y was used, add those
3266 entries to the library path instead of the default "/lib" and
3269 2008-04-11 David S. Miller <davem@davemloft.net>
3271 * testsuite/justsyms.t: Start at 0x100.
3272 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3273 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3275 * testsuite/script_test_2.cc: Adjust string and section length
3278 2008-04-09 Ian Lance Taylor <iant@google.com>
3281 * script-sections.cc (Sections_element::allocate_to_segment): Add
3283 (Output_section_definition::allocate_to_segment): Likewise.
3284 (Orphan_output_section::allocate_to_segment): Likewise.
3285 (Script_sections::attach_sections_using_phdrs_clause): Don't
3286 propagate non-PT_LOAD segments to orphan sections.
3287 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3288 readelf rather than objdump.
3289 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3290 .interp section and PT_INTERP segment are the same size.
3291 * testsuite/Makefile.in: Rebuild.
3293 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3294 aliases for symbols defined in the same object.
3295 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3296 (weak_alias_test_SOURCES): New variable.
3297 (weak_alias_test_DEPENDENCIES): New variable.
3298 (weak_alias_test_LDFLAGS): New variable.
3299 (weak_alias_test_LDADD): New variable.
3300 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3301 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3302 (weak_alias_test_3.o): New target.
3303 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3304 * testsuite/weak_alias_test_main.cc: New file.
3305 * testsuite/weak_alias_test_1.cc: New file.
3306 * testsuite/weak_alias_test_2.cc: New file.
3307 * testsuite/weak_alias_test_3.cc: New file.
3309 2008-04-08 Ian Lance Taylor <iant@google.com>
3311 * options.h (class General_options): Add --noinhibit-exec option.
3312 * main.cc (main): Check --noinhibit-exec.
3314 * options.h (class General_options): Define --wrap as a special
3315 option. Add wrap_symbols_ field.
3316 (General_options::any_wrap_symbols): New function.
3317 (General_options::is_wrap_symbol): New function.
3318 * options.cc (General_options::parse_wrap): New function.
3319 (General_options::General_options): Initialize wrap_symbols_.
3320 * symtab.cc (Symbol_table::wrap_symbol): New function.
3321 (Symbol_table::add_from_object): Handle --wrap.
3322 * symtab.h (class Symbol_table): Declare wrap_symbol.
3323 * target.h (Target::wrap_char): New function.
3324 (Target::Target_info): Add wrap_char field.
3325 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3326 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3327 * testsuite/testfile.cc (Target_test::test_target_info):
3330 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3333 * layout.h (class Layout): Add added_eh_frame_data_ field.
3334 * layout.cc (Layout::Layout): Initialize new field.
3335 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3336 output section until we find a section we merged successfully.
3337 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3338 that the size be non-zero.
3340 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3343 2008-04-08 Craig Silverstein <csilvers@google.com>
3345 * configure.ac: Export new conditional variable HAVE_ZLIB.
3346 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3348 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3349 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3351 2008-04-07 Ian Lance Taylor <iant@google.com>
3353 * version.cc (version_string): Set to "1.5".
3355 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3356 Add issued_non_pic_error_ field. Declare check_non_pic.
3357 (Target_x86_64::Scan::check_non_pic): New function.
3358 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3359 (Target_x86_64::Scan::global): Likewise.
3361 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3362 addend parameter. Change caller. Handle merge sections.
3363 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3364 Address to Addend. Don't add in the result of
3365 local_section_offset, pass down the addend and use the returned
3367 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3368 Update declarations of local_section_offset and symbol_value.
3369 * testsuite/two_file_test_1.cc (t18): New function.
3370 * testsuite/two_file_test_2.cc (f18): New function.
3371 * testsuite/two_file_test_main.cc (main): Call t18.
3372 * testsuite/two_file_test.h (t18, f18): Declare.
3374 * configure.ac: Don't test for objdump, c++filt, or readelf.
3375 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3377 (TEST_READELF): New variable.
3378 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3379 (check_PROGRAMS): Add two_file_strip_test.
3380 (two_file_strip_test): New target.
3381 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3382 (two_file_same_shared_strip_test_SOURCES): New variable.
3383 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3384 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3385 (two_file_same_shared_strip_test_LDADD): New variable.
3386 (two_file_shared_strip.so): New target.
3387 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3388 (ver_test_5.syms, ver_test_7.syms): Likewise.
3389 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3390 (strip_test_3.stdout): Use TEST_OBJDUMP.
3391 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3393 2008-04-04 Cary Coutant <ccoutant@google.com>
3395 * symtab.h (Symbol::is_weak_undefined): New function.
3396 (Symbol::is_strong_undefined): New function.
3397 (Symbol::is_absolute): New function.
3398 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3399 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3401 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3402 (weak_undef_test): New target.
3403 * testsuite/Makefile.in: Rebuild.
3404 * testsuite/weak_undef_file1.cc: New file.
3405 * testsuite/weak_undef_file2.cc: New file.
3406 * testsuite/weak_undef_test.cc: New file.
3408 2008-04-03 Craig Silverstein <csilvers@google.com>
3410 * compressed_output.h (class Output_compressed_section): Use
3412 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3414 (zlib_compressed_suffix): Removed.
3415 (Output_compressed_section::set_final_data_size): Use unsigned
3417 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3418 Fix linker invocation.
3419 (flagstest_o_specialfile_and_compress_debug_sections):
3421 * testsuite/Makefile.in: Regenerated.
3423 2008-04-02 David S. Miller <davem@davemloft.net>
3425 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3426 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3428 2008-04-02 Craig Silverstein <csilvers@google.com>
3432 2008-04-02 Ian Lance Taylor <iant@google.com>
3434 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3435 parameters. Update for new key type to views_. Change all
3437 (File_read::read): Adjust for byteshift in returned view.
3438 (File_read::add_view): New function, broken out of
3440 (File_read::make_view): New function, broken out of
3442 (File_read::find_or_make_view): Add offset and aligned
3443 parameters. Rewrite accordingly. Change all callers.
3444 (File_read::get_view): Add offset and aligned parameters. Adjust
3445 for byteshift in return value.
3446 (File_read::get_lasting_view): Likewise.
3447 * fileread.h (class File_read): Update declarations.
3448 (class File_read::View): Add byteshift_ field. Add byteshift to
3449 constructor. Add byteshift method.
3450 * archive.h (Archive::clear_uncached_views): New function.
3451 (Archive::get_view): Add aligned parameter. Change all callers.
3452 * object.h (Object::get_view): Add aligned parameter. Change all
3454 (Object::get_lasting_view): Likewise.
3456 * fileread.cc (File_read::release): Don't call clear_views if
3457 there are multiple objects.
3458 * fileread.h (File_read::clear_uncached_views): New function.
3459 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3462 2008-03-31 Cary Coutant <ccoutant@google.com>
3464 Add thin archive support.
3465 * archive.cc (Archive::armagt): New const.
3466 (Archive::setup): Remove task parameter and calls to unlock.
3467 (Archive::unlock_nested_archives): New function.
3468 (Archive::read_header): Add nested_off parameter. Change
3470 (Archive::interpret_header): Likewise.
3471 (Archive::include_all_members): Change to handle thin
3473 (Archive::include_member): Likewise.
3474 * archive.h (Archive::Archive): Add new parameters and
3476 (Archive::armagt): New const.
3477 (Archive::setup): Remove task parameter.
3478 (Archive::unlock_nested_archives): New function.
3479 (Archive::read_header): Add nested_off parameter.
3480 (Archive::interpret_header): Likewise.
3481 (Archive::Nested_archive_table): New typedef.
3482 (Archive::is_thin_archive_): New field.
3483 (Archive::nested_archives_): New field.
3484 (Archive::options_): New field.
3485 (Archive::dirpath_): New field.
3486 (Archive::task_): New field.
3487 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3488 for thin archives. Pass additional parameters to
3489 Archive::Archive. Unlock the archive file after calling
3492 2008-03-29 Ian Lance Taylor <iant@google.com>
3494 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3495 version symbol to be local.
3496 * testsuite/ver_test_4.sh: New file.
3497 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3498 (check_DATA): Add ver_test_4.syms.
3499 (ver_test_4.syms): New target.
3500 * testsuite/Makefile.in: Rebuild.
3503 (Output_section::Input_section_sort_entry::has_priority): New
3505 (Output_section::Input_section_sort_entry::match_file_name): New
3507 (Output_section::Input_section_sort_entry::match_section_name):
3509 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3511 (Output_section::Input_section_sort_entry::match_section_file):
3513 (Output_section::Input_section_sort_compare::operator()): Rewrite
3514 using new Input_section_sort_entry functions. Sort crtbegin and
3515 crtend first. Sort sections with no priority before sections with
3517 * testsuite/initpri1.c (d3): Check j != 4.
3518 (cd5): New constructor/destructor function.
3519 (main): Check j != 2.
3521 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3522 new symbol when resolving, don't call set_is_default.
3523 * testsuite/ver_test_7.cc: New file.
3524 * testsuite/ver_test_7.sh: New file.
3525 * testsuite/Makefile.am (ver_test_7.so): New target.
3526 (ver_test_7.o): New target.
3527 (check_SCRIPTS): Add ver_test_7.sh.
3528 (check_DATA): Add ver_test_7.syms.
3529 (ver_test_7.syms): New target.
3531 2008-03-28 Ian Lance Taylor <iant@google.com>
3533 * layout.cc (Layout::layout): If we see an input section with a
3534 name that needs sorting, set the must_sort flag for the output
3536 (Layout::make_output_section): If the name of the output section
3537 indicates that it might require sorting, set the may_sort flag.
3538 * output.h (Output_section::may_sort_attached_input_sections): New
3540 (Output_section::set_may_sort_attached_input_sections): New
3542 (Output_section::must_sort_attached_input_sections): New
3544 (Output_section::set_must_sort_attached_input_sections): New
3546 (class Output_section): Declare Input_section_sort_entry. Define
3547 Input_section_sort_compare. Declare
3548 sort_attached_input_sections. Add new fields:
3549 may_sort_attached_input_sections_,
3550 must_sort_attached_input_sections_,
3551 attached_input_sections_are_sorted_.
3552 * output.cc (Output_section::Output_section): Initialize new
3554 (Output_section::add_input_section): Add an entry to
3555 input_sections_ if may_sort or must_sort are true.
3556 (Output_section::set_final_data_size): Call
3557 sort_attached_input_sections if necessary.
3558 (Output_section::Input_section_sort_entry): Define new class.
3559 (Output_section::Input_section_sort_compare::operator()): New
3561 (Output_section::sort_attached_input_sections): New function.
3562 * configure.ac: Check whether the compiler supports constructor
3563 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3564 * testsuite/initpri1.c: New file.
3565 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3566 CONSTRUCTOR_PRIORITY.
3567 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3568 (initpri1_LDFLAGS): New variable.
3569 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3571 2008-03-27 Ian Lance Taylor <iant@google.com>
3573 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3574 * testsuite/common_test_1.c: New file.
3575 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3576 (common_test_1_SOURCES): New variable.
3577 (common_test_1_DEPENDENCIES): New variable.
3578 (common_test_1_LDFLAGS): New variable.
3580 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3581 and commons_ correctly when NAME/VERSION does not override
3583 * testsuite/ver_test_6.c: New file.
3584 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3585 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3586 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3588 2008-03-26 Ian Lance Taylor <iant@google.com>
3590 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3591 of an undefined symbol from a version script.
3592 * testsuite/Makefile.am (ver_test_5.so): New target.
3593 (ver_test_5.o): New target.
3594 (check_SCRIPTS): Add ver_test_5.sh.
3595 (check_DATA): Add ver_test_5.syms.
3596 (ver_test_5.syms): New target.
3597 * testsuite/ver_test_5.cc: New file.
3598 * testsuite/ver_test_5.script: New file.
3599 * testsuite/ver_test_5.sh: New file.
3600 * Makefile.in, testsuite/Makefile.in: Rebuild.
3603 Fix problems building gold with gcc 4.3.0.
3604 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3605 (gold_error_at_location, gold_warning_at_location): Use it.
3606 * configure.ac: Check whether we can compile and use a template
3607 function with a printf attribute.
3608 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3609 when jumping over bytes.
3610 * object.cc: Instantiate Object::read_section_data.
3611 * debug.h: Include <cstring>
3612 * dwarf_reader.cc: Include <algorithm>
3613 * main.cc: Include <cstring>.
3614 * options.cc: Include <cstring>.
3615 * output.cc: Include <cstring>.
3616 * script.cc: Include <cstring>.
3617 * script.h: Include <string>.
3618 * symtab.cc: Include <cstring> and <algorithm>.
3619 * target-select.cc: Include <cstring>.
3620 * version.cc: Include <string>.
3621 * testsuite/testmain.cc: Include <cstdlib>.
3622 * configure, config.in: Rebuild.
3624 2008-03-25 Ian Lance Taylor <iant@google.com>
3626 * options.cc: Include "../bfd/bfdver.h".
3627 (options::help): Print bug reporting address.
3629 * version.cc (print_version): Adjust output for current value of
3634 * options.cc (options::help): Print list of supported targets.
3635 * target-select.h: Include <vector>.
3636 (class Target_selector): Make machine_, size_, and is_big_endian_
3637 fields const. Add bfd_name_ and instantiated_target_ fields.
3638 (Target_selector::Target_selector): Add bfd_name parameter.
3639 (Target_selector::recognize): Make non-virtual, call
3641 (Target_selector::recognize_by_name): Make non-virtual, call
3642 do_recognize_by_name.
3643 (Target_selector::supported_names): New function.
3644 (Target_selector::bfd_name): New function.
3645 (Target_selector::do_instantiate_target): New pure virtual
3647 (Target_selector::do_recognize): New virtual function.
3648 (Target_selector::do_recognize_by_name): New virtual function.
3649 (Target_selector::instantiate_target): New private function.
3650 (supported_target_names): Declare.
3651 * target-select.cc (Target_selector::Target_selector): Update for
3652 new parameter and fields.
3653 (select_target_by_name): Check that the name matches before
3654 calling recognize_by_name.
3655 (supported_target_names): New function.
3656 * i386.cc (class Target_selector_i386): Update Target_selector
3657 constructor call. Remove recognize and recognize_by_name. Add
3658 do_instantiate_target.
3659 * x86_64.cc (class Target_selector_x86_64): Likewise.
3660 * testsuite/testfile.cc (class Target_selector_test): Update for
3661 changes to Target_selector.
3663 * README: Rewrite, with some notes on unsupported features.
3665 2008-03-24 Cary Coutant <ccoutant@google.com>
3667 * i386.cc (Target_i386::Got_type): New enum declaration.
3668 (Target_i386::Scan::local): Updated callers of Output_data_got
3670 (Target_i386::Scan::global): Likewise.
3671 (Target_i386::Relocate::relocate): Likewise.
3672 (Target_i386::Relocate::relocate_tls): Likewise.
3673 * object.h (Got_offset_list): New class.
3674 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3675 (Sized_relobj::local_got_offset): Likewise.
3676 (Sized_relobj::set_local_got_offset): Likewise.
3677 (Sized_relobj::local_has_tls_got_offset): Removed.
3678 (Sized_relobj::local_tls_got_offset): Removed.
3679 (Sized_relobj::set_local_tls_got_offset): Removed.
3680 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3681 * output.cc (Output_data_got::add_global): Added got_type parameter.
3682 (Output_data_got::add_global_with_rel): Likewise.
3683 (Output_data_got::add_global_with_rela): Likewise.
3684 (Output_data_got::add_global_pair_with_rel): New function.
3685 (Output_data_got::add_global_pair_with_rela): New function.
3686 (Output_data_got::add_local): Added got_type parameter.
3687 (Output_data_got::add_local_with_rel): Likewise.
3688 (Output_data_got::add_local_with_rela): Likewise.
3689 (Output_data_got::add_local_pair_with_rel): New function.
3690 (Output_data_got::add_local_pair_with_rela): New function.
3691 (Output_data_got::add_global_tls): Removed.
3692 (Output_data_got::add_global_tls_with_rel): Removed.
3693 (Output_data_got::add_global_tls_with_rela): Removed.
3694 (Output_data_got::add_local_tls): Removed.
3695 (Output_data_got::add_local_tls_with_rel): Removed.
3696 (Output_data_got::add_local_tls_with_rela): Removed.
3697 * output.h (Output_data_got::add_global): Added got_type parameter.
3698 (Output_data_got::add_global_with_rel): Likewise.
3699 (Output_data_got::add_global_with_rela): Likewise.
3700 (Output_data_got::add_global_pair_with_rel): New function.
3701 (Output_data_got::add_global_pair_with_rela): New function.
3702 (Output_data_got::add_local): Added got_type parameter.
3703 (Output_data_got::add_local_with_rel): Likewise.
3704 (Output_data_got::add_local_with_rela): Likewise.
3705 (Output_data_got::add_local_pair_with_rel): New function.
3706 (Output_data_got::add_local_pair_with_rela): New function.
3707 (Output_data_got::add_global_tls): Removed.
3708 (Output_data_got::add_global_tls_with_rel): Removed.
3709 (Output_data_got::add_global_tls_with_rela): Removed.
3710 (Output_data_got::add_local_tls): Removed.
3711 (Output_data_got::add_local_tls_with_rel): Removed.
3712 (Output_data_got::add_local_tls_with_rela): Removed.
3713 * resolve.cc (Symbol::override_base_with_special): Removed
3714 reference to has_got_offset_ field.
3715 * symtab.cc (Symbol::init_fields): Replaced initialization
3716 of got_offset_ with got_offsets_. Removed initialization
3718 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3719 (Symbol::got_offset): Likewise.
3720 (Symbol::set_got_offset): Likewise.
3721 (Symbol::has_tls_got_offset): Removed.
3722 (Symbol::tls_got_offset): Removed.
3723 (Symbol::set_tls_got_offset): Removed.
3724 (Symbol::got_offset_): Removed.
3725 (Symbol::tls_mod_got_offset_): Removed.
3726 (Symbol::tls_pair_got_offset_): Removed.
3727 (Symbol::got_offsets_): New field.
3728 (Symbol::has_got_offset): Removed.
3729 (Symbol::has_tls_mod_got_offset): Removed.
3730 (Symbol::has_tls_pair_got_offset): Removed.
3731 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3732 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3734 (Target_x86_64::Scan::global): Likewise.
3735 (Target_x86_64::Relocate::relocate): Likewise.
3736 (Target_x86_64::Relocate::relocate_tls): Likewise.
3738 2008-03-25 Ben Elliston <bje@au.ibm.com>
3740 * yyscript.y: Fix spelling error in comment.
3742 2008-03-24 Ian Lance Taylor <iant@google.com>
3744 * options.h (class General_options): Define build_id option.
3745 * layout.h (class Layout): Declare write_build_id, create_note,
3746 create_build_id. Add build_id_note_ member.
3747 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3748 "libiberty.h", "md5.h", "sha1.h".
3749 (Layout::Layout): Initialize eh_frame_data_,
3750 eh_frame_hdr_section_, and build_id_note_.
3751 (Layout::finalize): Call create_build_id.
3752 (Layout::create_note): New function, broken out of
3753 Layout::create_gold_note.
3754 (Layout::create_gold_note): Call create_note.
3755 (Layout::create_build_id): New function.
3756 (Layout::write_build_id): New function.
3757 (Close_task_runner::run): Call write_build_id.
3759 * x86_64.cc: Correct license to GPLv3.
3761 2008-03-23 Ian Lance Taylor <iant@google.com>
3763 * options.cc: Include "demangle.h".
3764 (parse_optional_string): New function.
3765 (parse_long_option): Handle takes_optional_argument.
3766 (parse_short_option): Update dash_z initializer. Handle
3767 takes_optional_argument.
3768 (General_options::General_options): Initialize do_demangle_.
3769 (General_options::finalize): Set do_demangle_. Handle demangling
3771 * options.h (parse_optional_string): Declare.
3772 (struct One_option): Add optional_arg field. Update constructor.
3773 Update call constructor calls. Add takes_optional_argument
3775 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3776 (DEFINE_optional_string): Define.
3777 (General_options::demangle): Change from DEFINE_bool to
3778 DEFINE_optional_string.
3779 (General_options::no_demangle): New function.
3780 (General_options::do_demangle): New function.
3781 (General_options::set_do_demangle): New function.
3782 (General_options::execstack_status_): Move definition to end of
3784 (General_options::static_): Likewise.
3785 (General_options::do_demangle_): New field.
3786 * object.cc (big_endian>::get_symbol_location_info): Call
3787 Options::do_demangle, not Options::demangle.
3788 * symtab.cc (demangle): Likewise.
3790 2008-03-22 Ian Lance Taylor <iant@google.com>
3792 * gold.h: Include <cstddef> and <sys/types.h>
3793 * options.h: Include <cstring>.
3795 2008-03-21 Ian Lance Taylor <iant@google.com>
3797 * Added source code to GNU binutils.