1 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * Makefile.in: Regenerate.
4 * aclocal.m4: Likewise.
7 * testsuite/Makefile.in: Likewise.
9 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11 * Makefile.in: Regenerate.
12 * testsuite/Makefile.in: Regenerate.
14 2009-08-19 Cary Coutant <ccoutant@google.com>
16 * resolve.cc (Symbol_table::resolve): Don't complain about defined
17 symbols in shared libraries overridden by hidden or internal symbols
20 2009-08-19 Chris Demetriou <cgd@google.com>
22 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
23 checking source file names in error messages.
25 2009-08-18 Doug Kwan <dougkwan@google.com>
27 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
28 an elcpp::Ehdr as parameter. Adjust call to set_target.
29 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
30 an elfcpp::Ehdr as parameter.
31 * object.cc (Object::set_target): Remove the version that looks up
33 (Sized_relobj::setup): Take a Target object instead of
34 an elfcpp::Ehdr as parameter. Adjust call to set_target.
35 (make_elf_sized_object): Find target and ask target to
37 * object.h: (Object::set_target): Remove the version that looks up
39 (Sized_relobj::setup): Take a Target object instead of
40 an elfcpp:Ehdr as parameter.
41 * target.cc: Include dynobj.h.
42 (Target::do_make_elf_object_implementation): New.
43 (Target::do_make_elf_object): New.
44 * target.h (Target::make_elf_object): New template declaration.
45 (Target::do_make_elf_object): New method declarations.
46 (Target::do_make_elf_object_implementation): New template declaration.
48 2009-08-14 Ian Lance Taylor <iant@google.com>
50 * gold.h (FUNCTION_NAME): Define.
51 (gold_unreachable): Use FUNCTION_NAME.
53 2009-08-12 Sriraman Tallam <tmsriram@google.com>
55 * icf.cc (Icf::find_identical_sections): Issue a warning when a
56 symbol in the --keep-unique list is not found.
58 2009-08-12 Sriraman Tallam <tmsriram@google.com>
60 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
61 been maked as --keep-unique.
62 (Icf::unfold_section): New function.
63 * icf.h (Icf::unfold_section): New function.
64 * options.h (General_options::keep_unique): New option.
65 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
66 * testsuite/Makefile.in: Regenerate.
67 * testsuite/icf_keep_unique_test.sh: New file.
68 * testsuite/icf_keep_unique_test.cc: New file.
70 2009-08-12 Cary Coutant <ccoutant@google.com>
73 * resolve.cc (Symbol_table::resolve): Check for references from
74 dynamic objects to hidden and internal symbols.
75 * testsuite/Makefile.am (hidden_test.sh): New test.
76 * testsuite/Makefile.in: Regenerate.
77 * testsuite/hidden_test.sh: New script.
78 * testsuite/hidden_test_1.c: New test source.
79 * testsuite/hidden_test_main.c: New test source.
81 2009-08-11 Doug Kwan <dougkwan@google.com>
83 * arm.cc: Update comments.
84 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
85 segment to locate the .ARM.exidx section if present.
87 2009-08-09 Doug Kwan <dougkwan@google.com>
89 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
92 2009-08-07 Sriraman Tallam <tmsriram@google.com>
93 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
96 2009-08-06 Sriraman Tallam <tmsriram@google.com>
98 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
99 valid tls_segment only for non-debug-section relocations.
100 * testsuite/Makefile.am: Add gc_tls_test.
101 * testsuite/Makefile.in: Regenerate.
102 * testsuite/gc_tls_test.cc: New file.
103 * testsuite/gc_tls_test.sh: New file.
105 2009-08-05 Sriraman Tallam <tmsriram@google.com>
109 * Makefile.am (CCFILES): Add icf.cc.
111 * Makefile.in: Regenerate.
112 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
113 * gc.h (gc_process_relocs): Populate lists used by icf to contain
114 section, symbol and addend information for the relocs.
115 * gold.cc (queue_middle_tasks): Call identical code folding.
116 * gold.h: Add defines for multimap.
117 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
118 to the call of finalize_local_symbols.
119 * main.cc (main): Create object of class Icf.
120 * object.cc (Sized_relobj::do_layout): Allow this function to be
121 called twice during icf.
122 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
123 to sections marked as identical by icf.
124 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
126 (Sized_relobj::do_section_entsize): New function.
127 * object.h (Object::section_entsize): New function.
128 (Object::do_section_entsize): New pure virtual function.
129 (Relobj::finalize_local_symbols): Add new parameter.
130 (Relobj::do_section_entsize): New function.
131 * options.h (General_options::icf): New option.
132 (General_options::icf_iterations): New option.
133 (General_options::print_icf_sections): New option.
134 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
135 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
136 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
138 * symtab.cc (Symbol_table::is_section_folded): New function.
139 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
140 to sections marked as identical by icf.
141 * symtab.h (Symbol_table::set_icf): New function.
142 (Symbol_table::icf): New function.
143 (Symbol_table::is_section_folded): New function.
144 (Symbol_table::icf_): New data member.
145 * target-reloc.h (relocate_section): Ignore sections folded by icf.
146 * testsuite/Makefile.am: Add commands to build icf_test.
147 * testsuite/Makefile.in: Regenerate.
148 * testsuite/icf_test.sh: New file.
149 * testsuite/icf_test.cc: New file.
151 2009-07-24 Chris Demetriou <cgd@google.com>
153 * layout.cc (is_compressible_debug_section): Fix incorrect
154 comment about compressed section names.
156 2009-07-20 Ian Lance Taylor <ian@airs.com>
159 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
161 2009-07-16 Ian Lance Taylor <iant@google.com>
164 * layout.h: #include <map>.
165 (class Kept_section): Change from struct to class. Add accessors
166 and setters. Add section size to Comdat_group mapping. Change
167 Comdat_group to std::map. Add is_comdat_ field. Add
168 linkonce_size field in union.
169 (class Layout): Update declaration of find_or_add_kept_section.
170 Don't declare find_kept_object.
171 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
172 parameter. Add object, shndx, is_comdat, and is_group_name
173 parameters. Change all callers. Adjust for new Kept_section.
174 (Layout::find_kept_object): Remove.
175 * object.cc (Sized_relobj::include_section_group): Update use of
176 Kept_section. Rename secnum to shndx. Only record
177 Kept_comdat_section if sections are the same size.
178 (Sized_relobj::include_linkonce_section): Update use of
179 Kept_section. Only record Kept_comdat_section if sections are the
180 same size. Set size of linkonce section.
181 (Sized_relobj::map_to_kept_section): Update call to
182 get_kept_comdat_section.
183 * object.h (class Sized_relobj): Rename fields in
184 Kept_comdat_section to drop trailing underscores; change object
185 field to Relobj*. Change Kept_comdat_section_table to store
186 struct rather than pointer.
187 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
188 Add kept_object and kept_shndx parameters. Change all callers.
189 (Sized_relobj::get_kept_comdat_section): Change return type to
190 bool. Add kept_object and kept_shndx parameters. Change all
192 * plugin.cc (Pluginobj::include_comdat_group): Update call to
193 Layout::find_or_add_kept_section.
195 2009-07-09 Ian Lance Taylor <iant@google.com>
197 * merge.cc (Object_merge_map::initialize_input_to_output_map):
198 Reserve space in the hash table.
200 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
202 * fileread.cc (File_read::get_mtime): New method.
203 * fileread.h (Timespec): New structure.
204 (File_read::get_mtime): New method.
205 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
206 Renamed from timestamp_nsec.
207 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
209 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
211 (Incremental_inputs::report_archive): Save mtime; style fix.
212 (Incremental_inputs::report_obejct): Save mtime; style fix.
213 (Incremental_inputs::report_script): Save mtime; style fix.
214 (Incremental_inputs::finalize_inputs): Style fix.
215 (Incremental_inputs::finalize): Style fix.
216 (Incremental_inputs::create_input_section_data): Store inputs
218 * incremental.h (Incremental_inputs::report_script): Add mtime
220 (Incremental_inputs::Input_info::Input_info): Intialize only one
222 (Incremental_inputs::Input_info::archive): Move to nameless
224 (Incremental_inputs::Input_info::obejct): Move to nameless union.
225 (Incremental_inputs::Input_info::script): Move to nameless union.
226 (Incremental_inputs::mtime): New field.
227 * script.cc (read_input_script): Pass file mtime to
229 * script.h (Script_info::inputs): Style fix.
231 2009-07-01 Ian Lance Taylor <ian@airs.com>
233 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
236 2009-06-24 Ian Lance Taylor <iant@google.com>
239 * layout.cc (Layout::choose_output_section): If we find an
240 existing section, update the flags.
241 (Layout::create_notes): New function, broken out of
243 (Layout::finalize): Don't create note sections.
244 (Layout::create_note): Don't crash if linker script discards
246 (Layout::create_gold_note): Likewise.
247 (Layout::create_build_id): Likewise. Don't set
248 after_input_sections on the section.
249 (Layout::create_executable_stack_info): Remove target parameter.
251 * layout.h (class Layout): Declare create_notes. Update
252 declaration of create_executable_stack_info.
253 * gold.cc (queue_middle_tasks): Call create_notes.
254 * output.cc (Output_section::update_flags_for_input_section): Move
255 here from output.h. If SHF_ALLOC flag is newly set, mark address
257 * output.h (Output_data::mark_address_invalid): New function.
258 (class Output_section): Only declare, not define,
259 update_flags_for_input_section. Remove set_flags.
261 2009-06-24 Ian Lance Taylor <iant@google.com>
263 * script-sections.cc (Output_section_definition::
264 set_section_addresses): Rename shadowing local load_address to
267 2009-06-24 Ian Lance Taylor <iant@google.com>
270 * reloc.cc (relocate_sections): Skip empty relocation sections.
272 2009-06-23 Ian Lance Taylor <iant@google.com>
275 * layout.cc (Layout::create_note): Use choose_output_section
276 rather than make_output_section.
278 2009-06-23 Ian Lance Taylor <iant@google.com>
281 * options.cc (General_options::parse_V): Set printed_version_.
282 (General_options::General_options): Initialize printed_version_.
283 * options.h (class General_options): Add printed_version_ field.
284 * gold.cc (queue_initial_tasks): If there are no input files,
285 don't give a fatal error if we printed the version information.
286 (queue_middle_tasks): If using -r with a shared object, give a
287 fatal error rather than an ordinary error.
289 2009-06-23 Ian Lance Taylor <iant@google.com>
292 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
293 (Layout::make_output_section): Set have_stabstr_section_ if we see
295 (Layout::finalize): Call link_stabs_sections.
296 (Layout::link_stabs_sections): New file.
297 * layout.h (class Layout): Add have_stabstr_section_ field.
298 Declare link_stabs_sections.
300 2009-06-23 Doug Kwan <dougkwan@google.com>
302 * Makefile.am (libgold_a_LIBADD): New.
303 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
304 * Makefile.in: Regenerate.
305 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
306 * configure: Regenerate.
307 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
308 * fileread.cc: Include sys/state.h
309 * gold.h: Declare memmem and strndup if found missing.
310 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
312 2009-06-23 Ian Lance Taylor <iant@google.com>
314 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
315 * configure: Rebuild.
317 2009-06-23 Ian Lance Taylor <iant@google.com>
320 * object.cc (Object::section_contents): Don't try to get a view if
321 the section has length zero.
322 (Object::handle_gnu_warning_section): If the section is empty, use
323 the name of the section as the warning.
325 2009-06-23 Ian Lance Taylor <iant@google.com>
328 * stringpool.h (class Stringpool_template): Add optimize_ field.
329 (Stringpool_template::set_optimize): New function.
330 * stringpool.cc (Stringpool_template::Stringpool_template):
331 Initialize optimize_ field.
332 (Stringpool_template::set_string_offsets): Test local optimize
333 fild rather than parameter.
334 * layout.cc (Layout::Layout): Call set_optimize on the section
337 2009-06-22 Ian Lance Taylor <iant@google.com>
340 * yyscript.y: Parse TARGET.
341 * script.cc (script_set_target): New function.
342 * script-c.h (script_set_target): Declare.
343 * options.cc (General_options::string_to_object_format): Rename
344 from string_to_object_format in anonymous namespace. Change
346 * options.h (class General_options): Declare
347 string_to_object_format.
349 2009-06-22 Ian Lance Taylor <iant@google.com>
351 * script-sections.cc (Script_sections::create_segments): Don't put
352 program headers in a PT_LOAD segment if -n or -N.
354 2009-06-22 Ian Lance Taylor <iant@google.com>
357 * options.h (class General_options): Add -z lazy and -z now. Sort
358 -z options into alphabetical order.
359 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
361 2009-06-21 Ian Lance Taylor <iant@google.com>
363 * layout.cc (Layout::make_output_section): Call
364 Target::new_output_section.
365 (Layout::attach_allocated_section_to_segment): Put large section
366 sections in a separate load segment with the large segment flag
368 (Layout::segment_precedes): Sort large data segments after other
370 (align_file_offset): New static function.
371 (Layout::set_segment_offsets): Use align_file_offset.
372 * output.h (class Output_section): Add is_small_section_ and
373 is_large_section_ fields.
374 (Output_section::is_small_section): New function.
375 (Output_section::set_is_small_section): New function.
376 (Output_section::is_large_section): New function.
377 (Output_section::set_is_large_section): New function.
378 (Output_section::is_large_data_section): New function.
379 (class Output_segment): Add is_large_data_segment_ field.
380 (Output_segment::is_large_data_segment): New function.
381 (Output_segment::set_is_large_data_segment): New function.
382 * output.cc (Output_section::Output_section): Initialize new
384 (Output_segment::Output_segment): Likewise.
385 (Output_segment::add_output_section): Add assertion that large
386 data sections always go in large data segments. Force small data
387 sections to the end of the list of data sections. Force small BSS
388 sections to the start of the list of BSS sections. For large BSS
389 sections to the end of the list of BSS sections.
390 * symtab.h (class Symbol): Declare is_common_shndx.
391 (Symbol::is_defined): Check Symbol::is_common_shndx.
392 (Symbol::is_common): Likewise.
393 (class Symbol_table): Define enum Commons_section_type. Update
394 declarations. Add small_commons_ and large_commons_ fields.
395 * symtab.cc (Symbol::is_common_shndx): New function.
396 (Symbol_table::Symbol_table): Initialize new fields.
397 (Symbol_table::add_from_object): Put small and large common
398 symbols in the right list.
399 (Symbol_table::sized_finalized_symbol): Check
400 Symbol::is_common_shndx.
401 (Symbol_table::sized_write_globals): Likewise.
402 * common.cc (Symbol_table::do_allocate_commons): Allocate new
403 common symbol lists. Don't call do_allocate_commons_list if the
405 (Symbol_table::do_allocate_commons_list): Remove is_tls
406 parameter. Add comons_section_type parameter. Change all
407 callers. Handle small and large common symbols.
408 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
409 Symbol::is_common_shndx.
410 * resolve.cc (symbol_to_bits): Likewise.
411 * target.h (Target::small_common_shndx): New function.
412 (Target::small_common_section_flags): New function.
413 (Target::large_common_shndx): New function.
414 (Target::large_common_section_flags): New function.
415 (Target::new_output_section): New function.
416 (Target::Target_info): Add small_common_shndx, large_common_shndx,
417 small_common_section_flags, and large_common_section_flags
419 (Target::do_new_output_section): New virtual function.
420 * arm.cc (Target_arm::arm_info): Initialize new fields.
421 * i386.cc (Target_i386::i386_info): Likewise.
422 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
424 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
425 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
426 (Target_x86_64::do_new_output_section): New function.
427 * configure.ac: Define conditional MCMODEL_MEDIUM.
428 * testsuite/Makefile.am (check_PROGRAMS): Add large.
429 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
430 (large_LDFLAGS): Define.
431 * testsuite/large.c: New file.
432 * testsuite/testfile.cc (Target_test::test_target_info):
433 Initialize new fields.
434 * configure, testsuite/Makefile.in: Rebuild.
436 2009-06-05 Doug Kwan <dougkwan@google.com>
438 * Makefile.am (CCFILES): Add target.cc.
439 * Makefile.in: Regenerate.
440 * i386.cc (class Target_i386): Define new virtual method to
441 override do_is_local_label_name in parent.
442 * object.cc (Sized_relobj::do_count_local_symbols): Discard
443 local symbols if --discard-locals or -X is given.
444 * options.h (class General_options): Declare new options
445 '--discard-locals' and '-X' for discarding locals.
446 * target.h (class Target): Define new methods is_local_label_name.
447 Declare new virtual method do_is_local_label_name.
448 * target.cc: New file.
449 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
450 (check_SCRIPTS): Add discard_locals_test.sh.
451 (check_DATA): Add discard_local_tests.syms.
452 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
453 (discard_local_tests.syms, discard_locals_test.o): New make rules.
454 * testsuite/Makefile.in: Regenerate.
455 * testsuite/discard_locals_test.c: New file.
456 * testsuite/discard_locals_test.sh: Same.
458 2009-06-05 Doug Kwan <dougkwan@google.com>
460 * object.cc (Sized_relobj::Sized_relobj): Initialize
461 discarded_eh_frame_shndx_ to -1U.
462 (Sized_relobj::do_layout): Record index of a discard .eh_frame
464 (Sized_relobj::do_count_local_symbols): Skip local symbols in
465 a discarded .eh_frame section.
466 (Sized_relobj::do_finalize_local_symbols): Ditto.
467 * object.h (class Sized_relobj): Declare new member
468 discarded_eh_frame_shndx_.
469 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
470 (local_labels_test.o, local_labels_test): New rules.
471 * testsuite/Makefile.in: Regenerate.
473 2009-06-04 Doug Kwan <dougkwan@google.com>
475 * layout.cc (Layout::section_name_mapping): Add mapping for
476 special ARM sections.
478 2009-06-03 Doug Kwan <dougkwan@google.com>
480 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
481 (utils::has_overflow): Same.
483 2009-06-03 Ian Lance Taylor <iant@google.com>
485 * layout.cc (Layout::section_name_mapping): New array, replacing
486 Layout::linkonce_mapping.
487 (Layout::section_name_mapping_count): New variable, replacing
488 Layout::linkonce_mapping_count.
489 (Layout::linkonce_output_name): Remove.
490 (Layout::output_section_name): Rewrite.
491 * layout.h (class Layout): Rename Linkonce_mapping to
492 Section_name_mapping, linkonce_mapping to section_name_mapping,
493 linkonce_mapping_count to section_name_mapping_count. Don't
494 declare linkonce_output_name.
496 2009-06-03 Doug Kwan <dougkwan@google.com>
498 * gold/arm.cc (namespace utils): New.
499 (Target_arm::reloc_is_non_pic): Define new method.
500 (class Arm_relocate_functions): New.
501 (Target_arm::Relocate::relocate): Handle relocation types used by
504 2009-06-03 Ian Lance Taylor <iant@google.com>
506 * arm.cc (Target_arm::scan::global): Use || instead of |.
508 2009-06-02 Doug Kwan <dougkwan@google.com>
510 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
511 issued_non_pic_error_.
512 (class Target_arm::Scan): Declare new method check_non_pic.
513 Define new method symbol_needs_plt_entry.
514 Declare new data member issued_non_pic_error_.
515 (class Target_arm::Relocate): Declare new method
516 should_apply_static_reloc.
517 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
518 (Target_arm::Scan::check_non_pic): Define new method.
519 (Target_arm::Scan::local): Handle a small subset of reloc types used
521 (Target_arm::Scan::local): Same.
522 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
524 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
526 * incremental.cc (Incremental_inputs::report_command_line): Filter
527 out --incremental-* options.
529 2009-05-29 Doug Kwan <dougkwan@google.com>
531 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
533 (class Target_arm): Update comment.
534 (Target_arm::Target_arm): Initialize new data members GOT_,
535 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
536 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
537 and Target_arm::rel_dyn_section.
538 Declare new_enum Target_arm::Got_type.
539 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
541 Update commments for member do_dynsym_value.
542 (Target_arm::got_size, Target_arm::plt_section,
543 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
544 new methods inside class defintion.
545 (Target_arm::got_section): Define new method.
546 (Target_arm::rel_dyn_section): Same.
547 (Output_data_plt_arm): New template class.
548 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
549 (Output_data_plt_arm:do_adjust_output_section): Define new method.
550 (Output_data_plt_arm::add_entry): Same.
551 (Output_data_plt_arm::first_plt_entry): Define new
552 static data member for PLT instruction template.
553 (Output_data_plt_arm::plt_entry): Same.
554 (Output_data_plt_arm::do_write): Define new method.
555 (Target_arm::make_plt_entry): Same.
556 (Target_arm::do_finalize_sections): Same.
557 (Target_arm::do_dynsym_value): Same.
559 2009-05-28 Doug Kwan <dougkwan@google.com>
561 * Makefile.am (TARGETSOURCES): Add arm.cc.
562 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
563 * Makefile.in: Regenerate.
565 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
567 2009-05-26 Doug Kwan <dougkwan@google.com>
569 * options.cc (General_options::parse_exclude_libs). Fix a comment.
570 (General_options::check_excluded_libs): Strip off directories in
571 archive name before matching like GNU ld does.
572 * testsuite/Makefile.am (MOSTLYCLEANFILES,
573 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
574 (exclude_libs_test_LDFLAGS): Add linker option
575 -Wl,--exclude-libs,libexclude_libs_test_3
576 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
577 an explicit archive without using -l.
578 (alt/libexclude_libs_test_3.a): New make rule.
579 * testsuite/Makefile.in: Regenerate.
580 * testsuite/exclude_libs_test.c : Declare lib3_default().
582 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
583 * exclude_libs_test_3.c: New file.
585 2009-05-26 Nick Clifton <nickc@redhat.com>
587 * po/id.po: New Indonesian translation.
588 * po/gold.pot: Updated template file.
590 2009-05-22 Sriraman Tallam <tmsriram@google.com>
592 * testsuite/Makefile.am: Add -ffunction-sections to compile
593 gc_comdat_test files. Add -Wl,--gc-sections to build
595 * testsuite/Makefile.in: Regenerate.
596 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
598 2009-05-21 Sriraman Tallam <tmsriram@google.com>
600 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
601 kept comdat section was garbage collected.
602 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
603 * testsuite/Makefile.in: Regenerate.
604 * testsuite/gc_comdat_test.sh: New file.
605 * testsuite/gc_comdat_test_1.cc: New file.
606 * testsuite/gc_comdat_test_2.cc: New file.
608 2009-05-19 Doug Kwan <dougkwan@google.com>
610 * archive.cc (Archive::Archive): Move constructor from archive.h
611 to here. Initialize no_export_.
612 (Archive::get_elf_object_for_member): Set no_export flag of object.
613 * archive.h (Archive::Archive): Move constructor body to
615 (Archive::no_export): New method.
616 (Archive::no_export_): New field.
617 * object.h (Object::Object): Initialize no_export_ to false.
618 (Object::no_export, Object::set_no_export): New methods.
619 (Object::no_export_): New field.
620 * options.cc (General_options::parse_exclude_libs): New method.
621 (General_options::check_excluded_libs) Same.
622 * options.h (exclude_libs): New option.
623 (General_options::check_excluded_libs): New method declaration.
624 (General_options::excluded_libs_): New field.
625 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
626 default or protected visibility if an object has no-export flag set.
627 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
628 (check_SCRIPTS): Add exclude_libs_test.sh.
629 (check_DATA): Add exclude_libs_test.syms.
630 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
631 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
632 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
633 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
634 (exclude_libs_test.syms, libexclude_libs_test_1.a,
635 libexclude_libs_test_2.a): New rules.
636 * testsuite/Makefile.in: Regenerate.
637 * testsuite/exclude_libs_test.c: New file.
638 * testsuite/exclude_libs_test.sh: Ditto.
639 * testsuite/exclude_libs_test_1.c: Ditto.
640 * testsuite/exclude_libs_test_2.c: Ditto.
642 2009-05-15 Ian Lance Taylor <iant@google.com>
644 * configure.ac: Check for declarations for cases where libiberty.h
645 checks HAVE_DECL_xxx.
646 * configure, config.in: Rebuild.
648 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
650 * gold.h (Incremental_argument_list): Remove (invalid) forward
652 * incremental.cc (Incremental_inputs::report_achive): New method.
653 (Incremental_inputs::report_object): New method.
654 (Incremental_inputs::report_script): New method.
655 (Incremental_inputs::finalize_inputs): New method.
656 (Incremental_inputs::finalize): Call finalize_inputs().
657 (Incremental_inputs::sized_create_incremental_inputs_section_data):
658 Create inputs entries.
659 * incremental.h (Incremental_input_type): New enum.
660 (Incremental_inputs::Incremental_input): Initialize new fields.
661 (Incremental_inputs::report_inputs): New method.
662 (Incremental_inputs::report_achive): New method.
663 (Incremental_inputs::report_object): New method.
664 (Incremental_inputs::report_script): New method.
665 (Incremental_inputs::finalize_inputs): New method.
666 (Incremental_inputs::Input_info): New struct.
667 (Incremental_inputs::Input_info_map): New typedef.
668 (Incremental_inputs::lock_): New field.
669 (Incremental_inputs::Inputs_): New field.
670 (Incremental_inputs::Inputs_map): New field.
671 * main.cc (main): Call Incremental_input::report_inputs.
672 * options.h (Input_argument_list): Typedef moved from
674 (Input_file_group::Files): Remove, use ::Input_argument_list.
675 (Input_file_group::Input_argument_list): Remove, use
676 ::Input_argument_list.
677 * plugin.cc (Plugin_manager::add_input_file): Add error in
679 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
681 * script.cc (read_input_script): Call
682 Incremental_input::report_script.
683 * script.h (Script_info): New class.
685 2009-04-27 Ian Lance Taylor <iant@google.com>
687 * x86_64.cc (do_adjust_output_section): Set entsize to
690 2009-04-23 Elliott Hughes <enh@google.com>
692 * output.cc (Output_file::close): After short writes, continue
693 writing from the correct offset in the buffer being written.
695 2009-04-23 Chris Demetriou <cgd@google.com>
697 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
698 * configure: Regenerate.
699 * config.in: Regenerate.
700 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
701 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
703 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
705 * incremental.cc (Incremental_inputs_header_data): Renamed from
706 Incremental_input_header_data.
707 (Incremental_inputs_header_data::data_size): New field.
708 (Incremental_inputs_header_data::put_input_file_count): Renamed
709 from input_file_count.
710 (Incremental_inputs_header_data::put_command_line_offset): Renamed
711 from command_line_offset.
712 (Incremental_inputs_header_data::put_reserved): Renamed from
714 (Incremental_inputs_entry_data): Renamed from
715 Incremental_input_entry_data.
716 (Incremental_inputs_entry_data::data_size): New field.
717 (Incremental_inputs::report_command_line): New method.
718 (Incremental_inputs::finalize): New method.
719 (Incremental_inputs::create_incremental_inputs_data): New method.
720 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
721 * incremental.h: New file.
722 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
723 (Layout::finalize): Create incremental inputs section in
725 (Layout::create_incremental_info_sections): New method.
726 * layout.h (Layout::incremental_inputs): New method.
727 (Layout::create_incremental_info_sections): New method.
728 (Layout::incremental_inputs_): New field.
729 * main.cc (main): Notify Incremental_input of the command line.
731 2009-04-01 Ian Lance Taylor <iant@google.com>
732 Mikolaj Zalewski <mikolajz@google.com>
734 * gold.h (reserve_unordered_map): Define, three versions, one for
735 each version of Unordered_map.
736 * layout.cc (Layout::Layout): Remove options parameter. Add
737 number_of_input_files parameter. Don't initialize options_.
738 Initialize number_of_input_files_ and resized_signatures_. Move
739 sections_are_attached_.
740 (Layout::layout_group): Reserve space for group_signatures_.
741 (Layout::find_or_add_kept_section): Change name parameter to be a
742 reference. Resize signatures_ map when it gets large enough.
743 (Layout::layout_eh_frame): Use parameters->options() instead of
745 (Layout::make_output_section): Likewise.
746 (Layout::attach_allocated_section_to_segment): Likewise.
747 (Layout::finalize, Layout::create_executable_stack): Likewise.
748 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
749 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
750 * layout.h (class Layout): Update declarations. Remove options_
751 field. Add number_of_input_files_ and resized_signatures_
752 fields. Move sections_are_attached_ field.
753 * main.cc (main): Pass number of input files to Layout
754 constructor. Don't pass options.
756 2009-03-30 Ian Lance Taylor <iant@google.com>
758 * ffsll.c (ffsll): Correct implementation.
760 2009-03-27 Ian Lance Taylor <iant@google.com>
763 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
764 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
765 * ftruncate.c (ftruncate): Declare before definition.
766 * mremap.c (mremap): Likewise.
767 * pread.c (pread): Likewise.
768 * configure, Makefile.in, config.in: Rebuild.
770 * mremap.c: New file.
771 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
772 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
773 (mremap): Declare if HAVE_MREMAP is not defined.
774 * configure, Makefile.in, config.in: Rebuild.
776 2009-03-27 Cary Coutant <ccoutant@google.com>
778 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
779 position independent.
780 * sparc.cc (Target_sparc::check_non_pic): Likewise.
781 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
783 2009-03-24 Cary Coutant <ccoutant@google.com>
785 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
787 (needs_dynamic_reloc): Likewise.
789 2009-03-24 Ian Lance Taylor <iant@google.com>
791 * yyscript.y (file_cmd): Recognize EXTERN.
792 (extern_name_list, extern_name_list_body): New nonterminals.
793 * script.cc (script_add_extern): Define.
794 * script-c.h (script_add_extern): Declare.
796 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
798 * object.cc (is_elf_object): Define.
799 * object.h (is_elf_object): Declare.
800 * archive.cc (Archive::get_elf_object_for_member): Call
802 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
804 2009-03-24 Elliott Hughes <enh@google.com>
806 * output.cc (Output_file::map_anonymous): Define.
807 (Output_file::map): Use map_anonymous. If the regular mmap fails,
808 try an anonymous one. Report the size if the mmap fails.
809 * output.h (class Output_file): Declare map_anonymous.
811 2009-03-24 Ian Lance Taylor <iant@google.com>
813 * target-select.cc (instantiate_target): Don't acquire the lock if
814 the instantiated_target_ field has already been set.
816 2009-03-23 Ian Lance Taylor <iant@google.com>
818 * gold-threads.h (class Initialize_lock): Define.
819 * gold-threads.cc (class Initialize_lock_once): Define.
820 (initialize_lock_control): New static variable.
821 (initialize_lock_pointer): New static variable.
822 (initialize_lock_once): New static function.
823 (Initialize_lock::Initialize_lock): Define.
824 (Initialize_lock::initialize): Define.
825 * target-select.h: Include "gold-threads.h".
826 (class Target_selector): Add lock_ and initialize_lock_ fields.
827 Don't define instantiate_target, just declare it.
828 * target-select.cc (Target_selector::Target_selector): Initialize
830 (Target_selector::instantiate_target): Define.
831 * descriptors.h: Include "gold-threads.h".
832 (class Descriptors): Add initialize_lock_ field.
833 * descriptors.cc (Descriptors::Descriptors): Initialize new
835 (Descriptors::open): Use initialize_lock_ field
836 * errors.h (class Errors): Add initialize_lock_ field.
837 * errors.cc (Errors::Errors): Initialize new field.
838 (Errors::initialize_lock): Use initialize_lock_ field.
839 * powerpc.cc (class Target_selector_powerpc): Remove
840 instantiated_target_ field. In do_recognize call
841 instantiate_target rather than do_instantiate_target. In
842 do_instantiate_target just allocate a new target.
843 * sparc.cc (class Target_selector_sparc): Likewise.
845 * freebsd.h: New file.
846 * i386.cc: Include "freebsd.h".
847 (Target_i386): Derive from Target_freebsd rather than
849 (Target_selector_i386): Derive from Target_selector_freebsd rather
850 than Target_selector.
851 * x86_64.cc: Include "freebsd.h".
852 (Target_x86_64): Derive from Target_freebsd rather than
854 (Target_selector_x86_64): Derive from Target_selector_freebsd
855 rather than Target_selector.
856 * target.h (class Target): Add adjust_elf_header and
857 do_adjust_elf_header.
858 * output.cc (Output_file_header:: do_sized_write): Call target
859 adjust_elf_header routine.
860 * configure.tgt: Set targ_osabi.
861 * configure.ac: Define GOLD_DEFAULT_OSABI.
862 * parameters.cc (Parameters::default_target): Pass
863 GOLD_DEFAULT_OSABI to select_target.
864 * target-select.h (class Target_selector): Make instantiate_target
865 protected rather than private.
866 * Makefile.am (HFILES): Add freebsd.h.
867 * configure, Makefile.in, config.in: Rebuild.
869 * merge.cc (do_add_input_section): Correct pend value. Change
870 message about last entry not being null terminated from error to
873 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
875 * incremental.cc: New file.
876 * Makefile.am (CCFILES): Add incremental.cc.
877 * Makefile.in: Rebuild.
879 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
881 * layout.cc (Layout::output_section_name): Preserve names
882 of '.note.' sections.
884 2009-03-19 Ian Lance Taylor <iant@google.com>
886 * descriptors.cc (Descriptors::open): Check that the options are
887 valid before using them.
889 2009-03-18 Ian Lance Taylor <iant@google.com>
891 * script-sections.h: Include <list>.
892 (class Script_sections): Change Sections_elements from std::vector
893 to std::list. Typedef public Elements_iterator. Add
894 orphan_section_placement_, data_segment_align_start_, and
895 saw_data_segment_align_ fields. Remove data_segment_align_index_
897 * script-sections.cc (class Orphan_section_placement): New class.
898 (class Sections_element): Add virtual functions is_relro and
899 orphan_section_init. Remove virtual function place_orphan_here.
900 (class Output_section_definition): Add is_relro and
901 orphan_section_init. Remove place_orphan_here.
902 (class Orphan_output_section): Likewise.
903 (Script_sections::Script_sections): Update for field changes.
904 (Script_sections::data_segment_align): Set saw_data_segment_align_
905 and data_segment_align_start_, not data_segment_align_index.
906 (Script_sections::data_segment_relro_end): Check
907 saw_data_segment_align_. Use data_segment_align_start_ rather
908 than data_segment_align_index_.
909 (Script_sections::place_orphan): Rewrite to use
910 Orphan_section_placement.
912 2009-03-17 Ian Lance Taylor <iant@google.com>
914 * archive.cc (Archive::add_symbols): Check for a version attached
915 to the symbol name in the archive map.
916 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
917 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
918 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
919 (ver_test_11.a): New target.
920 * testsuite/Makefile.in: Rebuild.
922 * configure.ac: Check for chsize and posix_fallocate. Replace
924 * ftruncate.c: New file, from gnulib.
925 * output.cc (posix_fallocate): Define dummy version if not
926 HAVE_POSIX_FALLOCATE.
927 (Output_file::map): Call posix_fallocate rather than lseek and
929 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
930 * configure, Makefile.in, config.in: Rebuild.
932 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
934 * layout.h (Layout::create_note): Add section_name parameter.
935 * layout.cc (Layout::create_note): Likewise.
936 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
938 2009-03-17 Ian Lance Taylor <iant@google.com>
940 * descriptors.cc: Include "options.h".
941 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
942 (Descriptors::open): Always use O_CLOEXEC when opening a new
943 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
946 * sparc.cc (class Target_sparc): Add has_got_section.
947 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
948 make sure we have a GOT section.
950 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
951 (Target_sparc::Scan::local): Likewise.
952 (Target_sparc::Scan::global): Likewise.
953 (Target_sparc::Relocate::relocate): Likewise.
954 (Target_sparc::Relocate::relocate_tls): Likewise.
956 * symtab.cc (Symbol_table::define_default_version): New function,
957 broken out of add_from_object.
958 (Symbol_table::add_from_object): Call define_default_version.
959 (Symbol_table::define_special_symbol): Add resolve_oldsym
960 parameter. Change all callers. If the version for a symbol comes
961 from a version script, resolve it with the symbol with the same
962 name with no version. Also add the symbol without a version if
964 (do_define_in_output_data): If resolving with oldsym, don't delete
966 (do_define_in_output_segment): Likewise.
967 (do_define_as_constant): Likewise.
968 * symtab.h (class Symbol_table): Update declarations.
970 2009-03-13 Ian Lance Taylor <iant@google.com>
972 * readsyms.cc (Read_symbols::incompatible_warning): New function.
973 (Read_symbols::requeue): New function.
974 (Read_symbols::do_read_symbols): If make_elf_object fails because
975 the target type is not configured, and the file was searched for,
976 issue a warning and retry with the next directory.
977 (Add_symbols::run): If the file has an incompatible format, and
978 it was searched for, requeue the Read_symbols task. On error,
980 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
981 dirindex parameter to constructor. Change all callers. Declare
982 incompatible_warning and requeue.
983 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
984 input_argument_ and input_group_ fields. Add them to
985 constructor. Change all callers.
986 (class Read_script): Add dirindex_ field. Add it to constructor.
988 * archive.cc (Archive::setup): Remove input_objects parameter.
990 (Archive::get_file_and_offset): Likewise.
991 (Archive::read_all_symbols): Likewise.
992 (Archive::read_symbols): Likewise.
993 (Archive::get_elf_object_for_member): Remove input_objects
994 parameter. Add punconfigured parameter. Change all callers.
995 (Archive::add_symbols): Change return type to bool. Check return
996 value of include_member.
997 (Archive::include_all_members): Likewise.
998 (Archive::include_member): Change return type to bool. Return
999 false if first included object has incompatible target. Set
1000 included_member_ field.
1001 (Add_archive_symbols::run): If add_symbols returns false, requeue
1003 * archive.h (class Archive): Add included_member_ field.
1004 Initialize it in constructor. Add input_file and searched_for
1005 methods. Update declarations.
1006 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1007 input_argument_ fields. Add them to constructor. Change all
1009 * script.cc: Include "target-select.h".
1010 (class Parser_closure): Add skip_on_incompatible_target_ and
1011 found_incompatible_target_ fields. Add
1012 skip_on_incompatible_target parameter to constructor. Change all
1013 callers. Add methods skip_on_incompatible_target,
1014 clear_skip_on_incompatible_target, found_incompatible_target, and
1015 set_found_incompatible_target.
1016 (read_input_script): Add dirindex parameter. Change all callers.
1017 If parser finds an incompatible target, requeue Read_symbols
1019 (script_set_symbol): Clear skip_on_incompatible_target in
1021 (script_add_assertion, script_parse_option): Likewise.
1022 (script_start_sections, script_add_phdr): Likewise.
1023 (script_check_output_format): New function.
1024 * script.h (read_input_script): Update declaration.
1025 * script-c.h (script_check_output_format): Declare.
1026 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1027 (ignore_cmd): Remove OUTPUT_FORMAT.
1028 * fileread.cc (Input_file::Input_file): Add explicit this.
1029 (Input_file::will_search_for): New function.
1030 (Input_file::open): Add pindex parameter. Change all callers.
1031 * fileread.h (class Input_file): Add input_file_argument method.
1032 Declare will_search_for. Update declarations.
1033 * object.cc (make_elf_object): Add punconfigured parameter.
1035 * object.h (class Object): Make input_file public. Add
1036 searched_for method.
1037 (make_elf_object): Update declaration.
1038 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1040 * dirsearch.h (class Dirsearch): Update declaration.
1041 * options.h (class General_options): Add --warn-search-mismatch.
1042 * parameters.cc (Parameters::is_compatible_target): New function.
1043 * parameters.h (class Parameters): Declare is_compatible_target.
1044 * workqueue.cc (Workqueue::add_blocker): New function.
1045 * workqueue.h (class Workqueue): Declare add_blocker.
1047 * fileread.cc (Input_file::open): Remove options parameter.
1049 (Input_file::open_binary): Likewise.
1050 * script.cc (read_input_script): Likewise.
1051 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1052 options parameter from constructor. Change all callers.
1053 (class Read_script): Likewise.
1054 * fileread.h (class Input_file): Update declarations.
1055 * script.h (read_input_script): Update declaration.
1057 2009-03-10 Nick Clifton <nickc@redhat.com>
1059 * po/es.po: New Spanish translation.
1061 2009-03-06 Cary Coutant <ccoutant@google.com>
1063 * options.cc (parse_short_option): Keep dash_z from registering itself.
1065 2009-03-03 Ian Lance Taylor <iant@google.com>
1068 * target-reloc.h (relocate_section): Pass output_section to
1070 * i386.cc (Target_i386::should_apply_static_reloc): Add
1071 output_section parameter. Change all callers.
1072 (Target_i386::Relocate::relocate): Add output_section parameter.
1073 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1074 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1075 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1076 * testsuite/two_file_shared.sh: New script.
1077 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1078 (check_DATA): Add two_file_shared.dbg.
1079 (two_file_shared.dbg): New target.
1080 * testsuite/Makefile.in: Rebuild.
1082 2009-03-01 Ian Lance Taylor <iant@google.com>
1084 * configure.ac: Check for byteswap.h.
1085 * configure: Rebuild.
1086 * config.in: Rebuild.
1088 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1090 * layout.cc (Layout::find_or_add_kept_section): New function.
1091 (Layout::add_comdat): Removed.
1092 * layout.h (struct Kept_section): Move out of class Layout.
1093 Remove trailing underscores from field names. Add group_sections
1094 field. Rename group_ field to is_group. Change all uses.
1095 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1096 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1097 comdat_groups_ field.
1098 (Sized_relobj::include_section_group): Use
1099 find_or_add_kept_section and Kept_section::group_sections.
1100 (Sized_relobj::include_linkonce_section): Likewise.
1101 * object.cc (class Sized_relobj): Don't define Comdat_group or
1102 Comdat_group_table. Remove find_comdat_group and
1103 add_comdat_group. Remove comdat_groups_ field.
1104 * plugin.cc (include_comdat_group): Use
1105 Layout::find_or_add_kept_section.
1107 2009-02-28 Ian Lance Taylor <iant@google.com>
1109 * README: --gc-sections and map files are now supported. Document
1110 some build requirements.
1113 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1114 relocatable link set the value of the section symbol to zero.
1115 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1116 relocatable link don't include the section address in the local
1119 2009-02-27 Ian Lance Taylor <iant@google.com>
1122 * options.h (class Search_directory): Add is_system_directory.
1123 (class General_options): Declare is_in_system_directory.
1124 * options.cc (get_relative_sysroot): Make static.
1125 (get_default_sysroot): Make static.
1126 (General_optoins::is_in_system_directory): New function.
1127 * fileread.cc (Input_file::is_in_system_directory): New function.
1128 * fileread.h (class Input_file): Declare is_in_system_directory.
1129 * object.h (class Object): Add is_in_system_directory.
1130 (class Input_objects): Remove system_library_directory_ field.
1131 * object.cc (Input_objects::add_object): Don't set
1132 system_library_directory_.
1133 (input_objects::found_in_system_library_directory): Remove.
1134 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1135 parameter. Change all callers.
1136 (Symbol_table::sized_write_globals): Likewise.
1137 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1138 Call Object::is_in_system_directory.
1139 * symtab.h (class Symbol_table): Update declarations.
1142 * descriptors.h (Open_descriptor): Add is_on_stack field.
1143 * descriptors.cc (Descriptors::open): If the descriptor is on the
1144 top of the stack, remove it. Initialize is_on_stack field.
1145 (Descriptors::release): Only add pod to stack if it is not on the
1147 (Descriptors::close_some_descriptor): Clear stack_next and
1151 * output.cc (Output_section::find_starting_output_address): Rename
1152 from starting_output_address; add PADDR parameter; change return
1154 * output.h (class Output_section): Declare
1155 find_starting_output_address instead of starting_output_address.
1156 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1157 section symbol for which we can't find a merge section.
1160 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1161 hidden or internal, force the symbol to be local.
1162 * resolve.cc (Symbol::override_visibility): Define.
1163 (Symbol::override_base): Use override_visibility.
1164 (Symbol_table::resolve): Likewise.
1165 (Symbol::override_base_with_special): Likewise.
1166 (Symbol_table::override_with_special): If the visibility is hidden
1167 or internal, force the symbol to be local.
1168 * symtab.h (class Symbol): Add set_visibility and
1169 override_visibility.
1170 * testsuite/ver_test_1.sh: New file.
1171 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1172 (check_DATA): Add ver_test_1.syms.
1173 (ver_test_1.syms): New target.
1174 * testsuite/Makefile.in: Rebuild.
1176 2009-02-25 Cary Coutant <ccoutant@google.com>
1178 * layout.cc (Layout::choose_output_section): Don't rename sections
1179 when using a linker script that has a SECTIONS clause.
1180 * Makefile.in: Regenerate.
1182 * testsuite/Makefile.am (script_test_5.sh): New test case.
1183 * testsuite/Makefile.in: Regenerate.
1184 * testsuite/script_test_5.cc: New file.
1185 * testsuite/script_test_5.sh: New file.
1186 * testsuite/script_test_5.t: New file.
1188 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1190 * archive.cc (Archive::include_member): Update calls to add_symbols.
1191 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1192 the Layout argument.
1193 * dynobj.h (do_add_symbols): Add the Layout argument.
1194 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1196 * object.h (Object::add_symbols): Add the Layout argument.
1197 (Object::do_add_symbols): Add the Layout argument.
1198 (Sized_relobj::do_add_symbols): Add the Layout argument.
1199 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1200 Unify the two versions.
1201 (Add_plugin_symbols): Remove.
1202 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1203 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1204 (Add_plugin_symbols): Remove.
1205 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1206 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1207 (Add_symbols::run): Make it work with Pulginobj.
1209 2009-02-06 Ian Lance Taylor <iant@google.com>
1211 * object.cc (Sized_relobj::do_layout): Make info message start
1212 with lower case letter.
1214 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1216 * binary.cc: Fix file comment.
1218 * options.h (enum Incremental_disposition): Define.
1219 (class General_options): Add new options: --incremental,
1220 --incremental_changed, --incremental_unchanged,
1221 --incremental_unknown. Add incremental_disposition_ and
1222 implicit_incremental_ fields.
1223 (General_options::incremental_disposition): New function.
1224 (class Position_dependent_options): Add incremental_disposition
1226 (Position_dependent_options::copy_from_options): Set incremental
1228 * options.cc (General_options::parse_incremental_changed): New
1230 (General_options::parse_incremental_unchanged): New function.
1231 (General_options::parse_incremental_unknown): New function.
1232 (General_options::General_options): Initialize new fields
1233 incremental_disposition_ and implicit_incremental_.
1234 (General_options::finalize): Check for uasge of --incremental-*
1235 without --incremental.
1237 2009-02-06 Chris Demetriou <cgd@google.com>
1239 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1240 pointer and to report location as the file name associated with
1242 (gold_undefined_symbol_at_location): New function to replace the
1243 old gold_undefined_symbol functionality.
1244 * target-reloc.h (relocate_section): Update to use
1245 gold_undefined_symbol_at_location.
1246 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1247 Call gold_undefined_symbol function rather than gold_error.
1248 * errors.h (Errors::undefined_symbol): Take location as a
1249 string, rather than calculating it from a relocation.
1250 * errors.cc (Errors::fatal): Print "fatal error:" before the
1252 (Errors::error, Errors::error_at_location): Print "error: "
1253 before the formatted message.
1254 (Errors::undefined_symbol): Take location as a string, rather
1255 than calculating it from a relocation.
1256 (gold_undefined_symbol_at_location): New function akin to
1257 old gold_undefined_symbol, calculates location from relocation.
1258 (gold_undefined_symbol): Change to take only a Symbol pointer
1259 and to report location as the file name associated with the symbol.
1260 * testsuite/debug_msg.sh: Update for changed error messages.
1261 * testsuite/undef_symbol.sh: Likewise.
1263 2009-02-04 Duncan Sands <baldrick@free.fr>
1266 * reduced_debug_output.h
1267 (Output_reduced_debug_abbrev_section::failed): Use format for
1269 (Output_reduced_debug_info_section::faild): Likewise.
1271 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1273 * script.cc (Lazy_demangler): New class.
1274 (Version_script_info::get_symbol_version_helper): Demangle a
1277 2009-01-29 Cary Coutant <ccoutant@google.com>
1279 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1281 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1283 2009-01-28 Ian Lance Taylor <iant@google.com>
1285 * version.cc (version_string): Bump to 1.9.
1287 * gold.h: Include <cstring> and <stdint.h>.
1288 * version.cc: Include <cstdio>.
1289 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1291 * reduced_debug_output.cc (insert_into_vector): Rename from
1292 Insert_into_vector; change all callers. Use Swap_unaligned to
1293 avoid aliasing issue; remove union since it is unnecessary.
1295 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1297 * Makefile.am (CCFILES): Add gc.cc.
1299 * Makefile.in: Regenerate.
1300 * gold.cc (Gc_runner): New class.
1301 (queue_initial_tasks): Call garbage collection related tasks
1302 when corresponding options are invoked.
1303 (queue_middle_gc_tasks): New function.
1304 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1305 processed early before laying out sections during garbage collection.
1306 * gold.h (queue_middle_gc_tasks): New function.
1307 (is_prefix_of): Move from "layout.cc".
1308 * i386.cc (Target_i386::gc_process_relocs): New function.
1309 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1310 * main.cc (main): Create object of class "Garbage_collection".
1311 * object.cc (Relobj::copy_symbols_data): New function.
1312 (Relobj::is_section_name_included): New function.
1313 (Sized_relobj::do_layout): Allow this function to be called twice
1314 during garbage collection and defer layout of section during the
1316 * object.h (Relobj::get_symbols_data): New function.
1317 (Relobj::is_section_name_included): New function.
1318 (Relobj::copy_symbols_data): New function.
1319 (Relobj::set_symbols_data): New function.
1320 (Relobj::get_relocs_data): New function.
1321 (Relobj::set_relocs_data): New function.
1322 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1323 (Relobj::gc_process_relocs): New function.
1324 (Relobj::do_gc_process_relocs): New pure virtual function.
1325 (Relobj::sd_): New data member.
1326 (Sized_relobj::is_output_section_offset_invalid): New function.
1327 (Sized_relobj::do_gc_process_relocs): New function.
1328 * options.h (General_options::gc_sections): Modify to not be a no-op.
1329 (General_options::print_gc_sections): New option.
1330 * plugin.cc (Plugin_finish::run): Remove function call to
1331 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1332 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1333 * reloc.cc (Read_relocs::run): Add task to process relocs and
1334 determine unreferenced sections when doing garbage collection.
1335 (Gc_process_relocs): New class.
1336 (Sized_relobj::do_gc_process_relocs): New function.
1337 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1338 sections that are garbage collected.
1339 * reloc.h (Gc_process_relocs): New class.
1340 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1341 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1342 symbols whose corresponding sections are garbage collected.
1343 (Symbol_table::Symbol_table): Add new parameter for the garbage
1345 (Symbol_table::gc_mark_undef_symbols): New function.
1346 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1347 (Symbol_table::gc_mark_dyn_syms): New function.
1348 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1350 (Symbol_table::add_from_object): Likewise.
1351 (Symbol_table::add_from_relobj): When building shared objects, do not
1352 treat externally visible symbols as garbage.
1353 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1354 table information for static and relocatable links.
1355 * symtab.h (Symbol_table::set_gc): New function.
1356 (Symbol_table::gc): New function.
1357 (Symbol_table::gc_mark_undef_symbols): New function.
1358 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1359 (Symbol_table::gc_mark_dyn_syms): New function.
1360 (Symbol_table::gc_): New data member.
1361 * target.h (Sized_target::gc_process_relocs): New pure virtual
1363 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1364 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1366 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1368 * options.h (General_options::gc_sections): Define as a no-op for now.
1369 (General_options::no_keep_memory): Ditto.
1370 (General_options::Bshareable): Define.
1371 * options.cc (General_options::finalize): Honor -Bshareable.
1373 2009-01-20 Andreas Schwab <schwab@suse.de>
1375 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1376 read the value in the contents, since we don't use it. Use the
1377 template endianness when writing.
1378 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1380 2009-01-19 Andreas Schwab <schwab@suse.de>
1382 * configure.tgt (powerpc64-*): Fix targ_obj.
1384 2009-01-15 Ian Lance Taylor <iant@google.com>
1386 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1387 local symbols when stripping all symbols.
1389 2009-01-14 Cary Coutant <ccoutant@google.com>
1391 * output.cc (Output_reloc): Add explicit instantiations.
1393 2009-01-14 Cary Coutant <ccoutant@google.com>
1395 * archive.cc (Archive::get_elf_object_for_member): Remove call
1396 to File_read::claim_for_plugin.
1397 * descriptors.cc (Descriptors::open): Remove reference to
1399 (Descriptors::claim_for_plugin): Remove.
1400 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1401 (Descriptors::is_claimed): Remove.
1402 (claim_descriptor_for_plugin): Remove.
1403 * fileread.cc (File_read::claim_for_plugin): Remove.
1404 * fileread.h (File_read::claim_for_plugin): Remove.
1405 (File_read::descriptor): Reopen descriptor if necessary.
1406 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1407 (Plugin_manager::all_symbols_read): Add task parameter. Change
1409 (Plugin_manager::get_input_file): New function.
1410 (Plugin_manager::release_input_file): New function.
1411 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1412 corresponding data member.
1413 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1414 and pass to base constructor. Change all callers.
1415 (get_input_file, release_input_file): New functions.
1416 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1417 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1418 (Plugin_manager::all_symbols_read): Add task parameter.
1419 (Plugin_manager::get_input_file): New function.
1420 (Plugin_manager::release_input_file): New function.
1421 (Plugin_manager::task_): New data member.
1422 (Pluginobj::Pluginobj): Add filesize parameter.
1423 (Pluginobj::filename): New function.
1424 (Pluginobj::descriptor): New function.
1425 (Pluginobj::filesize): New function.
1426 (Pluginobj::filesize_): New data member.
1427 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1428 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1429 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1431 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1432 with archive libraries.
1433 * testsuite/Makefile.in: Regenerate.
1434 * testsuite/plugin_test.c (struct sym_info): New type.
1435 (get_input_file, release_input_file): New static variables.
1436 (onload): Capture new transfer vector entries.
1437 (claim_file_hook): Stop reading at end of file according to filesize.
1438 Factor out parsing of readelf output into separate function.
1439 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1440 APIs and get the source file name from the symbol table. Convert
1441 source file name to corresponding object file name. Print info
1442 message when adding new input files.
1443 (parse_readelf_line): New function.
1444 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1445 * testsuite/plugin_test_2.sh: Likewise.
1446 * testsuite/plugin_test_3.sh: Likewise.
1447 * testsuite/plugin_test_4.sh: New test case.
1449 2009-01-07 Ian Lance Taylor <iant@google.com>
1451 * version.cc (version_string): Bump to 1.8.
1453 2008-12-23 Cary Coutant <ccoutant@google.com>
1455 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1456 * plugin.cc (Plugin_manager::finish): Rename as
1457 layout_deferred_objects. Move cleanup to separate function.
1458 (Plugin_manager::cleanup): New function.
1459 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1461 * plugin.h (Plugin_manager::finish): Rename as
1462 layout_deferred_objects.
1463 (Plugin_manager::cleanup): New function.
1464 (Plugin_manager::cleanup_done): New field.
1466 2008-12-23 Cary Coutant <ccoutant@google.com>
1468 * plugin.cc (is_visible_from_outside): New function.
1469 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1470 so we don't return "IR only" status for exported symbols or -r links.
1472 * testsuite/Makefile.am (plugin_test_3): New test case.
1473 * testsuite/Makefile.in: Regenerate.
1474 * testsuite/plugin_test_3.sh: New file.
1476 2008-12-22 Cary Coutant <ccoutant@google.com>
1478 * object.cc (Sized_relobj::layout_section): New function.
1479 (Sized_relobj::do_layout): Defer layout of input sections until after
1480 plugin has provided replacement files.
1481 (Sized_relobj::do_layout_deferred_sections): New function.
1482 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1483 (Relobj::layout_deferred_sections): New function.
1484 (Relobj::do_layout_deferred_sections): New function.
1485 (Sized_relobj::do_layout_deferred_sections): New function.
1486 (Sized_relobj::layout_section): New function.
1487 (Sized_relobj::Deferred_layout): New structure.
1488 (Sized_relobj::deferred_layout_): New field.
1489 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1490 Change all callers. Layout deferred sections.
1491 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1493 (Plugin_hook::run): Move code from do_plugin_hook inline.
1494 (Plugin_hook::do_plugin_hook): Remove.
1495 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1496 (Plugin_manager::finish): Renamed, was cleanup.
1497 (Plugin_manager::should_defer_layout): New function.
1498 (Plugin_manager::add_deferred_layout_object): New function.
1499 (Plugin_manager::Deferred_layout_list): New type.
1500 (Plugin_manager::deferred_layout_objects_): New field.
1501 (Plugin_hook::do_plugin_hook): Remove.
1503 2008-12-17 Ian Lance Taylor <iant@google.com>
1505 * options.h (class General_options): Add --no case for
1508 2008-12-16 Cary Coutant <ccoutant@google.com>
1510 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1512 (Plugin_manager::claim_file): Create plugin object even if
1513 plugin did not call the add_symbols callback.
1514 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1515 asking for more symbols than were added.
1516 * testsuite/Makefile.am (plugin_test_1): Add test case with
1518 (empty.syms): New target.
1519 * testsuite/Makefile.in: Regenerate.
1520 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1521 message. Don't call add_symbols if no globals.
1522 (all_symbols_read_hook): Don't provide replacement for empty
1525 2008-12-12 Ian Lance Taylor <iant@google.com>
1527 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1528 r_type == 0 for a local symbol with r_sym == 0.
1529 (scan_relocatable_relocs): Pass r_sym to
1530 local_non_section_strategy.
1531 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1534 * configure.ac: Update test for TLS descriptors: they are
1535 supported as of glibc 2.9.
1536 * configure: Rebuild.
1538 2008-12-11 Ian Lance Taylor <iant@google.com>
1541 * target-reloc.h (Default_scan_relocatable_relocs): For each
1542 function, map r_type == 0 to RELOC_DISCARD.
1544 2008-12-10 Cary Coutant <ccoutant@google.com>
1546 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1547 object to override a kept COMDAT group from a plugin object.
1549 2008-12-09 Ian Lance Taylor <iant@google.com>
1552 * yyscript.y (file_cmd): Handle INPUT.
1554 * testsuite/initpri1.c: Change all declarations to be full
1555 prototypes by adding void, to avoid compiler warnings.
1557 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1559 * options.cc (General_options::parse_plugin_opt): New.
1560 (General_options::add_plugin): The argument now is just the filename.
1561 (General_options::add_plugin_option): New.
1562 * options.h (plugin_opt): New.
1563 (add_plugin): Change argument name.
1564 (add_plugin_option): New.
1565 * plugin.cc (Plugin::load): Don't parse the plugin option.
1566 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1567 (Plugin::add_option): New.
1568 (Plugin::args_): Change type.
1569 (Plugin::filename_): New.
1570 (Plugin_manager::add_plugin_option): New.
1571 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1572 * testsuite/Makefile.in: Regenerate.
1574 2008-12-05 Cary Coutant <ccoutant@google.com>
1576 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1577 Handle --strip-lto-sections option.
1578 * options.h (strip_lto_sections): New option.
1580 2008-12-01 Cary Coutant <ccoutant@google.com>
1582 * plugin.cc (ld_plugin_message): Change format parameter to const.
1583 Fix mismatch between new[] and delete.
1585 2008-11-14 Cary Coutant <ccoutant@google.com>
1587 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1590 2008-11-05 Craig Silverstein <csilvers@google.com>
1592 * options.cc (General_options::parse_dynamic_list): New function.
1593 * options.h (General_options): New flags dynamic_list,
1594 dynamic_list_data, dynamic_list_cpp_new, and
1595 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1596 (General_options::in_dynamic_list): New function.
1597 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1598 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1599 (Lex::can_continue_name): Likewise.
1601 (read_script_file): New parameter script_options.
1602 (read_dynamic_list): New function.
1603 (Script_options::define_dynamic_list): New function.
1604 (dynamic_list_keyword_parsecodes): New variable.
1605 (dynamic_list_keywords): New variable.
1606 * script.h (Script_options::define_dynamic_list): New function
1608 (read_dynamic_list): New function prototype.
1609 * symtab.cc (strprefix): New macro.
1610 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1611 dynamic_list_data, dynamic_list_cpp_new, and
1612 dynamic_list_cpp_typeinfo.
1613 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1614 (dynamic_list_expr): New rule.
1615 (dynamic_list_nodes): Likewise.
1616 (dynamic_list_node): Likewise.
1617 * testsuite/Makefile.am (dynamic_list): New test.
1618 * testsuite/Makefile.in: Regenerated.
1619 * testsuite/dynamic_list.t: New file.
1620 * testsuite/dynamic_list.sh: New file.
1622 2008-11-05 Craig Silverstein <csilvers@google.com>
1624 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1625 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1626 (t11_last): Likewise.
1627 * testsuite/ver_test_6.c (main): Likewise.
1629 2008-10-07 Cary Coutant <ccoutant@google.com>
1631 * options.c (General_options::finalize): Add check for -static and
1633 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1636 2008-10-02 Cary Coutant <ccoutant@google.com>
1638 * plugin.cc (make_sized_plugin_object): Fix conditional
1639 compilation to work when not all targets are enabled.
1641 2008-09-29 Cary Coutant <ccoutant@google.com>
1643 * archive.cc (Archive::get_file_and_offset): Use filename instead
1644 of name to get library path.
1645 (Archive::include_member): Unlock external member of a thin archive.
1647 * testsuite/Makefile.am (TEST_AR): New variable.
1648 (thin_archive_test_1): New test.
1649 (thin_archive_test_2): New test.
1650 * testsuite/Makefile.in: Regenerate.
1651 * testsuite/thin_archive_main.cc: New file.
1652 * testsuite/thin_archive_test_1.cc: New file.
1653 * testsuite/thin_archive_test_2.cc: New file.
1654 * testsuite/thin_archive_test_3.cc: New file.
1655 * testsuite/thin_archive_test_4.cc: New file.
1657 2008-09-29 Cary Coutant <ccoutant@google.com>
1659 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1660 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1662 (Sized_relobj::do_finalize_local_symbols): Likewise.
1663 (Sized_relobj::map_to_kept_section): Likewise.
1664 * object.h (Sized_relobj::invalid_address): New constant.
1665 (Sized_relobj::do_output_section_offset): Check for invalid_address
1667 * output.cc (Output_reloc::local_section_offset): Use constant
1668 invalid_address instead of -1U.
1669 (Output_reloc::get_address): Likewise.
1670 (Output_section::output_address): Change -1U to -1ULL.
1671 * output.h (Output_reloc::invalid_address): New constant.
1672 * reloc.cc (Sized_relobj::write_sections): Use constant
1673 invalid_address instead of -1U.
1674 (Sized_relobj::relocate_sections): Likewise.
1675 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1676 values for merge sections.
1677 * target-reloc.h (relocate_for_relocatable): Use constant
1678 invalid_address instead of -1U.
1680 2008-09-19 Cary Coutant <ccoutant@google.com>
1682 Add plugin functionality for link-time optimization (LTO).
1683 * configure.ac (plugins): Add --enable-plugins option.
1684 * configure: Regenerate.
1685 * config.in: Regenerate.
1686 * Makefile.am (LIBDL): New variable.
1687 (CCFILES): Add plugin.cc.
1688 (HFILES): Add plugin.h.
1689 (ldadd_var): Add LIBDL.
1690 * Makefile.in: Regenerate.
1692 * archive.cc: Include "plugin.h".
1693 (Archive::setup): Don't preread archive symbols when using a plugin.
1694 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1695 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1697 (Archive::include_member): Add symbols from plugin objects.
1698 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1699 * descriptors.cc (Descriptors::open): Check for file descriptors
1700 abandoned by plugins.
1701 (Descriptors::claim_for_plugin): New function.
1702 * descriptors.h (Descriptors::claim_for_plugin): New function.
1703 (Open_descriptor::is_claimed): New field.
1704 (claim_descriptor_for_plugin): New function.
1705 * fileread.cc (File_read::claim_for_plugin): New function.
1706 * fileread.h (File_read::claim_for_plugin): New function.
1707 (File_read::descriptor): New function.
1708 * gold.cc: Include "plugin.h".
1709 (queue_initial_tasks): Add task to call plugin hooks for generating
1711 * main.cc: Include "plugin.h".
1712 (main): Load plugin libraries.
1713 * object.h (Pluginobj): Declare.
1714 (Object::pluginobj): New function.
1715 (Object::do_pluginobj): New function.
1716 (Object::set_target): New function.
1717 * options.cc: Include "plugin.h".
1718 (General_options::parse_plugin): New function.
1719 (General_options::General_options): Initialize plugins_ field.
1720 (General_options::add_plugin): New function.
1721 * options.h (Plugin_manager): Declare.
1722 (General_options): Add --plugin option.
1723 (General_options::has_plugins): New function.
1724 (General_options::plugins): New function.
1725 (General_options::add_plugin): New function.
1726 (General_options::plugins_): New field.
1727 * plugin.cc: New file.
1728 * plugin.h: New file.
1729 * readsyms.cc: Include "plugin.h".
1730 (Read_symbols::do_read_symbols): Check for archive before checking
1731 for ELF file. Call plugin hooks to claim files.
1732 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1733 from a real object file; force override when processing replacement
1735 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1736 (Symbol::init_base_object): Likewise.
1737 (Symbol::init_base_output_data): Likewise.
1738 (Symbol::init_base_output_segment): Likewise.
1739 (Symbol::init_base_constant): Likewise.
1740 (Symbol::init_base_undefined): Likewise.
1741 (Symbol::output_section): Assert that object is not a plugin.
1742 (Symbol_table::add_from_pluginobj): New function.
1743 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1745 (Symbol_table::sized_write_globals): Likewise.
1746 (Symbol_table::add_from_pluginobj): Instantiate template.
1747 * symtab.h (Sized_pluginobj): Declare.
1748 (Symbol::in_real_elf): New function.
1749 (Symbol::set_in_real_elf): New function.
1750 (Symbol::in_real_elf_): New field.
1751 (Symbol_table::add_from_pluginobj): New function.
1753 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1754 (LIBDL): New variable.
1756 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1757 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1758 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1759 (MOSTLYCLEANFILES): Likewise.
1760 * testsuite/Makefile.in: Regenerate.
1761 * testsuite/plugin_test.c: New file.
1762 * testsuite/plugin_test_1.sh: New file.
1763 * testsuite/plugin_test_2.sh: New file.
1765 2008-09-16 Ian Lance Taylor <iant@google.com>
1767 * target-reloc.h (relocate_section): Check whether a symbol is
1768 defined by the ABI before reporting an undefined symbol error.
1769 * target.h (Target::is_defined_by_abi): Make parameter const.
1770 (Target::do_is_defined_by_abi): Likewise.
1771 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1772 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1773 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1774 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1775 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1776 * testsuite/Makefile.in: Rebuild.
1778 * fileread.cc (make_view): Add casts to avoid warning.
1780 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1782 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1783 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1785 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1787 * options.h (General_options::output_is_executable): New.
1788 (General_options::output_is_pie): New.
1789 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1790 for shared libraries.
1791 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1793 2008-09-11 Chris Demetriou <cgd@google.com>
1795 * options.h (origin): New -z option.
1796 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1797 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1800 2008-09-05 Cary Coutant <ccoutant@google.com>
1802 * fileread.cc (File_read::make_view): Add check for attempt to map
1805 2008-09-05 Cary Coutant <ccoutant@google.com>
1807 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1808 explicit instantiations.
1810 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1813 * options.cc (General_options::finalize): Allow undefined symbols
1814 in shlibs if linking -shared.
1817 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1818 symbols as not needing a dynsym entry.
1820 2008-08-20 Craig Silverstein <csilvers@google.com>
1822 * fileread.cc (File_read::open): Do not lock the file unless it
1823 was successfully opened.
1825 2008-08-14 Cary Coutant <ccoutant@google.com>
1827 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1828 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1829 * testsuite/tls_test.cc (struct int128): 128-bit struct
1830 for testing TLS relocs with non-zero addend.
1831 (v12): New TLS variable.
1833 (t_last): Add check for v12.
1834 * testsuite/tls_test.h (t12): New function.
1835 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1837 2008-08-13 Ian Lance Taylor <iant@google.com>
1839 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1840 set tls_segment_ or relro_segment_.
1841 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1843 * output.h (Output_section::clear_is_relro): New function.
1844 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1845 sections specially even when output_data_ is empty.
1846 (Output_segment::maximum_alignment): When first section is relro,
1847 only force alignment for PT_LOAD segments.
1848 * script.cc (script_data_segment_align): New function.
1849 (script_data_segment_relro_end): New function.
1850 * script-c.h (script_data_segment_align): Declare.
1851 (script_data_segment_relro_end): Declare.
1852 * script-sections.h (class Script_sections): Declare
1853 data_segment_align and data_segment_relro_end. Add fields
1854 segment_align_index_ and saw_relro_end_.
1855 * script-sections.cc (class Sections_element): Add set_is_relro
1856 virtual function. Add new bool* parameter to place_orphan_here.
1857 Add get_output_section virtual function.
1858 (class Output_section_definition): Add set_is_relro. Add new
1859 bool* parameter to place_orphan_here. Add get_output_section.
1860 Add is_relro_ field.
1861 (Output_section_definition::Output_section_definition): Initialize
1862 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1863 and is_relro_ fields.
1864 (Output_section_definition::place_orphan_here): Add is_relro
1866 (Output_section_definition::set_section_addresses): Set relro for
1868 (Output_section_definition::alternate_constraint): Likewise.
1869 (class Orphan_output_section): Add new bool* parameter to
1870 place_orphan_here. Add get_output_section.
1871 (Orphan_output_section::place_orphan_here): Add is_relro
1873 (Script_sections::Script_sections): Initialize
1874 data_segment_align_index_ and saw_relro_end_.
1875 (Script_sections::data_segment_align): New function.
1876 (Script_sections::data_segment_relro_end): New function.
1877 (Script_sections::place_orphan): Set or clear is_relro.
1878 (Script_sections::set_section_addresses): Force alignment of first
1880 * yyscript.y (exp): Call script_data_segment_align and
1881 script_data_segment_relro_end.
1882 * testsuite/relro_script_test.t: New file.
1883 * testsuite/relro_test.cc (using_script): Declare.
1884 (t1, t2): Test using_script.
1885 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1886 (relro_script_test_SOURCES): Define.
1887 (relro_script_test_DEPENDENCIES): Define.
1888 (relro_script_test_LDFLAGS): Define.
1889 (relro_script_test_LDADD): Define.
1890 (relro_script_test.so): New target.
1891 * testsuite/Makefile.in: Rebuild.
1893 2008-08-06 Cary Coutant <ccoutant@google.com>
1895 * archive.cc (Archive::total_archives, Archive::total_members)
1896 (Archive::total_members_loaded): New variables.
1897 (Archive::setup): Add parameter. Add option to preread
1899 (Archive::read_armap): Add counter.
1900 (Archive::get_file_and_offset): New function.
1901 (Archive::get_elf_object_for_member): New function.
1902 (Archive::read_all_symbols): New function.
1903 (Archive::read_symbols): New function.
1904 (Archive::add_symbols): Add counters.
1905 (Archive::include_all_members): Use armap to find members if it's
1907 (Archive::include_member): Skip reading symbols if already read.
1908 Factored code into Archive::get_file_and_offset and
1909 Archive::get_elf_object_for_member. Changed call to
1910 Mapfile::report_include_archive_member.
1911 (Archive::print_stats): New function.
1912 * archive.h: Declare Object and Read_symbols_data classes.
1913 (Archive::Archive): Add initializers for new members.
1914 (Archive::setup): Add parameter.
1915 (Archive::print_stats): New function.
1916 (Archive::total_archives, Archive::total_members)
1917 (Archive::total_members_loaded): New variables.
1918 (Archive::get_file_and_offset): New function.
1919 (Archive::get_elf_object_for_member): New function.
1920 (Archive::read_all_symbols): New function.
1921 (Archive::read_symbols): New function.
1922 (Archive::Archive_member): New class.
1923 (Archive::members_): New member.
1924 (Archive::num_members_): New member.
1925 * main.cc: Include archive.h.
1926 (main): Call Archive::print_stats.
1927 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1928 archive parameter; member_name is now the fully-decorated name.
1929 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1930 * options.h: (General_options): Add --preread-archive-symbols option.
1931 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1934 2008-08-04 Ian Lance Taylor <iant@google.com>
1936 * symtab.h (Symbol::use_plt_offset): New function.
1937 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1938 * powerpc.cc (Relocate::relocate): Likewise.
1939 * sparc.cc (Relocate::relocate): Likewise.
1940 * x86_64.cc (Relocate::relocate): Likewise.
1941 * testsuite/weak_plt.sh: New test.
1942 * testsuite/weak_plt_main.cc: New test.
1943 * testsuite/weak_plt_shared.cc: New test.
1944 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1945 (check_PROGRAMS): Add weak_plt.
1946 (check_DATA): Add weak_plt_shared.so.
1947 (weak_plt_main_pic.o, weak_plt): New targets.
1948 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1949 * testsuite/Makefile.in: Rebuild.
1951 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1953 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1954 * testsuite/Makefile.in: Rebuild.
1956 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1958 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1959 * Makefile.in: Regenerate.
1960 * po/POTFILES.in: Regenerate.
1962 2008-07-29 Ian Lance Taylor <iant@google.com>
1964 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1965 symbols before other symbols.
1966 * testsuite/script_test_2.cc (test_addr): Declare.
1967 (test_addr_alias): Declare.
1968 (main): Check that test_addr and test_addr_alias have the right
1970 * testsuite/script_test_2.t: Define test_addr_alias and
1973 2008-07-24 Ian Lance Taylor <iant@google.com>
1976 * descriptors.cc: New file.
1977 * descriptors.h: New file.
1978 * gold-threads.h (class Hold_optional_lock): New class.
1979 * fileread.cc: Include "descriptors.h".
1980 (File_read::~File_read): Release descriptor rather than closing
1982 (File_read::open) [file]: Call open_descriptor rather than open.
1983 Set is_descriptor_opened_.
1984 (File_read::open) [memory]: Assert that descriptor is not open.
1985 (File_read::reopen_descriptor): New function.
1986 (File_read::release): Release descriptor.
1987 (File_read::do_read): Make non-const. Reopen descriptor.
1988 (File_read::read): Make non-const.
1989 (File_read::make_view): Reopen descriptor.
1990 (File_read::do_readv): Likewise.
1991 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1992 Update declarations.
1993 * layout.cc: Include "descriptors.h".
1994 (Layout::create_build_id): Use open_descriptor rather than open.
1995 * output.cc: Include "descriptors.h".
1996 (Output_file::open): Use open_descriptor rather than open.
1997 * archive.cc (Archive::const_iterator): Change Archive to be
1999 (Archive::begin, Archive::end): Make non-const.
2000 (Archive::count_members): Likewise.
2001 * archive.h (class Archive): Update declarations.
2002 * object.h (Object::read): Make non-const.
2003 * Makefile.am (CCFILES): Add descriptors.cc.
2004 (HFILES): Add descriptors.h.
2005 * Makefile.in: Rebuild.
2008 * gold.h: Always include <clocale>. Add Solaris workarounds
2009 following code in binutils/sysdep.h.
2012 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2013 this->eh_frame_hdr_ is NULL before using it.
2015 * dynobj.cc (Versions::Versions): Update comment.
2017 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2018 the base version name.
2020 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2021 array size plus one.
2022 (Stringpool_template::set_string_offsets): Subtract one from key
2023 before using it as an array index.
2024 (Stringpool_template::get_offset_with_length): Likewise.
2025 (Stringpool_template::write_to_buffer): Likewise.
2026 * stringpool.h (Stringpool_template::get_offset_from_key):
2029 2008-07-23 Ian Lance Taylor <iant@google.com>
2032 * object.h (Merged_symbol_value::value): Do our best to handle a
2036 * script.cc (Version_script_info::get_versions): Don't add empty
2037 version tag to return value.
2038 (Version_script_info::get_symbol_version_helper): Change return
2039 type to bool. Add pversion parameter. Change all callers.
2040 (script_register_vers_node): Don't require a non-NULL tag.
2041 * script.h (class Version_script_info): Update declarations.
2042 (Version_script_info::get_symbol_version): Change return type to
2043 bool. Add version parameter. Change all callers.
2044 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2045 handling. Handle an empty version from a version script.
2046 (Symbol_table::define_special_symbol): Likewise.
2047 * testsuite/ver_test_10.script: New file.
2048 * testsuite/ver_test_10.sh: New file.
2049 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2050 (check_DATA): Add ver_test_10.syms.
2051 (ver_test_10.syms, ver_test_10.so): New target.
2052 * testsuite/Makefile.in: Rebuild.
2054 2008-07-23 Simon Baldwin <simonb@google.com>
2056 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2057 to zero for undefined symbols from dynamic libraries.
2059 2008-07-23 Ian Lance Taylor <iant@google.com>
2061 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2063 * symtab.h (class Symbol_table): Update declaration.
2064 * testsuite/ver_test_9.cc: New file.
2065 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2066 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2067 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2068 (ver_test_9.so, ver_test_9.o): New targets.
2069 * testsuite/Makefile.in: Rebuild.
2071 2008-07-22 Ian Lance Taylor <iant@google.com>
2073 * options.h (class General_options): Define --check-sections.
2074 * layout.cc (Layout::set_segment_offsets): Handle
2077 * options.h (class General_options): Define -n/--nmagic and
2079 * options.cc (General_options::finalize): For -n/--nmagic or
2080 -N/--omagic, set -static.
2081 * layout.cc (Layout::attach_allocated_section_to_segment): If
2082 -N/--omagic, don't put read-only and read-write sections in
2084 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2085 finding a read-only segment.
2086 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2087 don't set the minimum segment alignment to the common page size,
2088 and don't set the file offset to the address modulo the page size.
2089 * script-sections.cc (Script_sections::create_segments): If
2090 -n/--omagic, don't put read-only and read-write sections in
2093 * cref.cc: New file.
2095 * options.h (class General_options): Add --print-symbol-counts.
2096 * main.cc (main): Issue defined symbol report if requested.
2097 * archive.cc (Archive::interpret_header): Make into a const member
2099 (Archive::add_symbols): Call Input_objects::archive_start and
2101 (Archive::const_iterator): Define new class.
2102 (Archive::begin, Archive::end): New functions.
2103 (Archive::include_all_members): Rewrite to use iterator.
2104 (Archive::count_members): New function.
2105 * archive.h (class Archive): Update declarations.
2106 (Archive::filename): New function.
2107 * object.cc: Include "cref.h".
2108 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2109 (Sized_relobj::do_get_global_symbol_counts): New function.
2110 (Input_objects::add_object): Add object to cross-referencer.
2111 (Input_objects::archive_start): New function.
2112 (Input_objects::archive_stop): New function.
2113 (Input_objects::print_symbol_counts): New function.
2114 * object.h: Declare Cref and Archive.
2115 (Object::get_global_symbol_counts): New function.
2116 (Object::do_get_global_symbol_counts): New pure virtual function.
2117 (class Sized_relobj): Add defined_count_ field. Update
2119 (class Input_objects): Add cref_ field. Update constructor.
2120 Update declarations.
2121 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2123 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2125 (Sized_dynobj::do_get_global_symbol_counts): New function.
2126 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2127 defined_count_. Update declarations. Define Symbols typedef.
2128 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2129 parameter. Change all callers.
2130 (Symbol_table::add_from_dynobj): Add sympointers and defined
2131 parameters. Change all callers.
2132 * symtab.h (class Symbol_table): Update declarations.
2133 * Makefile.am (CCFILES): Add cref.cc.
2134 (HFILES): Add cref.h.
2135 * Makefile.in: Rebuild.
2137 2008-07-22 Simon Baldwin <simonb@google.com>
2139 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2140 to zero when writing undefined symbols.
2142 2008-07-22 Ian Lance Taylor <iant@google.com>
2144 * output.cc (Output_section::add_input_section): Don't try to
2145 merge empty merge sections.
2147 2008-07-21 Craig Silverstein <csilvers@google.com>
2149 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2150 Include symbol version in error message.
2152 2008-07-20 Chris Demetriou <cgd@google.com>
2154 * configure.ac (gold_cv_c_random_seed): New configured variable.
2155 (RANDOM_SEED_CFLAGS): New substituted variable.
2156 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2157 * configure: Rebuild.
2158 * Makefile.in: Likewise.
2159 * testsuite/Makefile.in: Likewise.
2161 2008-07-18 Ian Lance Taylor <iant@google.com>
2163 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2164 where we see NAME/NULL and NAME/VERSION as separate symbols.
2165 * testsuite/ver_test_main.cc (main): Call t4.
2166 (t4, t4_2a): Define.
2167 * testsuite/ver_test_2.cc (t4_2): Define.
2168 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2169 * testsuite/ver_test_4.cc (t4_2a): Define.
2170 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2171 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2173 2008-07-17 Ian Lance Taylor <iant@google.com>
2175 * dynobj.cc (Versions::add_def): If we give an error about a
2176 missing version, go ahead and create the version anyhow.
2178 2008-07-10 Ian Lance Taylor <iant@google.com>
2180 Handle output sections with more than 0x7fffffff bytes.
2181 * object.h (class Relobj): Change map_to_output_ to
2182 output_sections_, and just keep a section pointer. Change all
2183 uses. Move comdat group support to Sized_relobj.
2184 (Relobj::is_section_specially_mapped): Remove.
2185 (Relobj::output_section): Remove poff parameter. Change all
2187 (Relobj::output_section_offset): New function.
2188 (Relobj::set_section_offset): Rewrite.
2189 (Relobj::map_to_output): Remove.
2190 (Relobj::output_sections): New function.
2191 (Relobj::do_output_section_offset): New pure virtual function.
2192 (Relobj::do_set_section_offset): Likewise.
2193 (class Sized_relobj): Add section_offsets_ field. Add comdat
2194 group support from Relobj. Update declarations.
2195 (Sized_relobj::get_output_section_offset): New function.
2196 (Sized_relobj::do_output_section_offset): New function.
2197 (Sized_relobj::do_set_section_offset): New function.
2198 * object.cc (Relobj::output_section_address): Remove.
2199 (Sized_relobj::Sized_relobj): Initialize new fields.
2200 (Sized_relobj::include_section_group): Cast find_kept_object to
2202 (Sized_relobj::include_linkonce_section): Likewise.
2203 (Sized_relobj::do_layout): Use separate arrays for output section
2205 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2207 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2208 output_sections and section_offsets.
2209 (Sized_relobj::write_local_symbols): Likewise.
2210 (map_to_kept_section): Compute output address directly.
2211 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2212 output_sections and section_offsets.
2213 (Sized_relobj::write_sections): Likewise.
2214 (Sized_relobj::relocate_sections): Likewise.
2215 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2216 * output.h (class Output_reloc): Update declarations. Change
2217 u2_.relobj to Sized_relobj*.
2218 (class Output_data_reloc): Change add functions to use
2220 * output.cc (Output_reloc::Output_reloc): Change relobj to
2222 (Output_reloc::local_section_offset): Change return type to
2223 Elf_Addr. Use get_output_section_offset.
2224 (Output_reloc::get_address): Likewise.
2225 (Output_section::is_input_address_mapped): Don't call
2226 is_section_specially_mapped.
2227 (Output_section::output_offset): Likewise.
2228 (Output_section::output_address): Likewise.
2229 (Output_section::starting_output_address): Likewise.
2230 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2231 parameter to Sized_relobj*.
2232 (Copy_relocs::need_copy_reloc): Likewise.
2233 (Copy_relocs::save): Likewise.
2234 * copy-relocs.h (class Copy_relocs): Update declarations.
2235 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2236 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2237 * target-reloc.h (relocate_for_relocatable): Change
2238 offset_in_output_section type to Elf_Addr. Change code that uses
2240 * layout.cc (Layout::layout): Always set *off.
2241 * mapfile.cc (Mapfile::print_input_section): Use
2242 output_section_offset.
2243 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2245 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2246 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2247 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2249 2008-07-03 Ian Lance Taylor <iant@google.com>
2251 * layout.cc (Layout::include_section): Do not discard unrecognized
2252 SHT_STRTAB sections.
2254 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2256 * script.cc (Lex::can_continue_name): Make '?' allowable in
2257 version-script names.
2258 * testsuite/version_script.map: Change glob pattern to use '?'
2260 2008-06-30 Manish Singh <yosh@gimp.org>
2263 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2266 2008-06-30 Ian Lance Taylor <iant@google.com>
2270 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2271 versions]: Don't try to read the value in the contents, since we
2272 don't use it. Use the template endianness when writing.
2274 2008-06-25 Cary Coutant <ccoutant@google.com>
2276 * fileread.cc (File_read::make_view): Assert on zero-length view.
2277 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2278 symbol table when there are no symbols to read.
2280 2008-06-23 Craig Silverstein <csilvers@google.com>
2282 * version.cc (version_string): Bump to 1.7
2284 2008-06-18 Craig Silverstein <csilvers@google.com>
2286 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2287 constant 0xFFFF to type Valtype.
2288 (Powerpc_relocate_functions::rel16_ha): Likewise.
2290 2008-06-17 Ian Lance Taylor <iant@google.com>
2292 * output.h (Output_section::Input_section): Initialize p2align_ to
2293 zero for Output_section_data constructors.
2294 (Output_section::Input_section::addralign): If not an input
2295 section, return the alignment of the Output_section_data.
2296 * testsuite/copy_test.cc: New file.
2297 * testsuite/copy_test_1.cc: New file.
2298 * testsuite/copy_test_2.cc: New file.
2299 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2300 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2301 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2302 (copy_test_1_pic.o, copy_test_1.so): New targets.
2303 (copy_test_2_pic.o, copy_test_2.so): New targets.
2304 * testsuite/Makefile.in: Rebuild.
2306 * script-sections.cc (Script_sections::place_orphan): Initialize
2307 local variable exact.
2309 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2311 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2313 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2314 David S. Miller <davem@davemloft.net>
2316 * powerpc.cc: New file.
2317 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2318 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2319 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2320 * Makefile.in: Rebuild.
2322 2008-06-09 Ian Lance Taylor <iant@google.com>
2324 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2326 (throwing, orig_terminate): New static variables.
2327 (terminate_handler): New static function.
2328 (t2): Set terminate handler.
2330 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2333 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2336 2008-05-30 Cary Coutant <ccoutant@google.com>
2338 * archive.cc (Archive::include_all_members) Correct to step
2339 over symbol table and extended name table in thin archives.
2341 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2344 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2347 2008-05-28 Caleb Howe <cshowe@google.com>
2349 * reduced_debug_output.cc: New file.
2350 * reduced_debug_output.h: New file.
2351 * options.h (class General_options): Add --strip-debug-non-line.
2352 * options.cc (General_options::finalize): Add strip_debug_non_line
2353 to the strip heirarchy.
2354 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2356 * layout.cc: Include "reduced_debug_output.h".
2357 (Layout::Layout): Initialize new fields.
2358 (line_only_debug_sections): New static array.
2359 (is_lines_only_debug_sections): New static inline function.
2360 (Layout::include_section): Handle --strip-debug-non-line.
2361 (Layout::make_output_section): If --strip-debug-non-line, build
2362 new output sections for .debug_abbrev and .debug_info.
2363 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2364 gold. Warn about possible overflow.
2365 (read_signed_LEB_128): Likewise.
2366 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2367 (read_signed_LEB_128): Declare.
2368 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2369 (HFILES): Add reduced_debug_output.h.
2370 * Makefile.in: Rebuild.
2372 2008-05-21 Ian Lance Taylor <iant@google.com>
2374 * mapfile.cc: New file.
2375 * mapfile.h: New file.
2376 * options.h (class General_options): Add -M/--print-map and -Map.
2377 * options.cc (General_options::finalize): Make -M equivalent to
2379 * main.cc: Include <cstdio> and "mapfile.h".
2380 (main): Open mapfile if requested.
2381 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2382 constructor. Change caller.
2383 (queue_initial_tasks): Add mapfile parameter. Change caller.
2384 (queue_middle_tasks): Likewise.
2385 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2387 * archive.cc: Include "mapfile.h".
2388 (Archive::add_symbols): Add mapfile parameter. Change all
2389 callers. Pass mapfile, symbol, and reason to include_member.
2390 (Archive::include_all_members): Add mapfile parameter. Change all
2392 (Archive::include_member): Add mapfile, sym, and why parameters.
2393 Change all callers. Report inclusion to map file.
2394 * archive.h: Include "fileread.h".
2395 (class Archive): Update declarations.
2396 (Archive::file): New const method.
2397 (class Add_archive_symbols): Add mapfile_ field. Update
2398 constructor. Change all callers.
2399 * readsyms.h (class Read_symbols): Likewise.
2400 (class Finish_group): Likewise.
2401 (class Read_script): Likewise.
2402 * common.cc: Include "mapfile.h".
2403 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2405 (Symbol_table::do_allocate_commons): Likewise.
2406 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2407 symbol allocation to mapfile.
2408 * common.h (class Allocate_commons_task): Add mapfile_ field.
2409 Update constructor. Change all callers.
2410 * symtab.h (class Symbol_table): Update declarations.
2411 * layout.cc: Include "mapfile.h".
2412 (Layout_task_runner::run): Print information to mapfile.
2413 (Layout::create_gold_note): Change Output_data_fixed_space to
2414 Output_data_zero_fill.
2415 (Layout::create_build_id): Likewise.
2416 (Layout::print_to_mapfile): New function.
2417 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2418 constructor. Change caller.
2419 (class Layout): Declare print_to_mapfile.
2420 * output.cc (Output_section::Input_section::print_to_mapfile): New
2422 (Output_section::add_input_section): If producing a map, always
2423 add to input_sections_ list.
2424 (Output_section::do_print_to_mapfile): New function.
2425 (Output_segment::print_sections_to_mapfile): New function.
2426 (Output_segment::print_section_list_to_mapfile): New function.
2427 * output.h: Include "mapfile.h".
2428 (Output_data::print_to_mapfile): New function.
2429 (Output_data::do_print_to_mapfile): New virtual function.
2430 (Output_segment_headers::do_print_to_mapfile): New function.
2431 (Output_file_header::do_print_to_mapfile): New function.
2432 (Output_data_const::do_print_to_mapfile): New function.
2433 (class Output_data_const_buffer): Add map_name_ field. Update
2434 constructor. Change all callers. Add do_print_to_mapfile
2436 (class Output_data_fixed_space): Likewise.
2437 (class Output_data_space): Likewise.
2438 (class Output_data_zero_fill): New class.
2439 (Output_data_strtab::do_print_to_mapfile): New function.
2440 (Output_data_reloc_base::do_print_to_mapfile): New function.
2441 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2442 (Output_data_group::do_print_to_mapfile): New function.
2443 (Output_data_got::do_print_to_mapfile): New function.
2444 (Output_data_dynamic::do_print_to_mapfile): New function.
2445 (Output_symtab_xindex::do_print_to_mapfile): New function.
2446 (class Output_section): Declare do_print_to_mapflie. Declare
2447 print_to_mapfile in Input_section.
2448 (class Output_segment): Declare new functions.
2449 * object.h (Sized_relobj::symbol_count): New function.
2450 * script-sections.cc
2451 (Output_section_element_dot_assignment::set_section_addresses):
2452 Change Output_data_fixed_space to Output_data_zero_fill.
2453 (Output_data_expression::do_print_to_mapfile): New function.
2454 * script.cc (read_input_script): Add mapfile parameter. Change
2456 * script.h (read_input_script): Update declaration.
2457 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2458 (Eh_frame::do_print_to_mapfile): New function.
2459 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2460 (Output_merge_string::do_print_to_mapfile): New function.
2461 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2463 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2465 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2467 * Makefile.am (CCFILES): Add mapfile.cc.
2468 (HFILES): Add mapfile.h.
2469 * Makefile.in: Rebuild.
2471 2008-05-19 Ian Lance Taylor <iant@google.com>
2473 * options.h (class General_options): Add -z relro.
2474 * layout.cc (Layout::Layout): Initialize relro_segment_.
2475 (Layout::add_output_section_data): Return the output section.
2476 (Layout::make_output_section): Rcognize relro sections and mark
2478 (Layout::attach_allocated_section_to_segment): Put relro sections
2479 in a PT_GNU_RELRO segment.
2480 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2482 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2484 (Layout::linkonce_mapping): Map d.rel.ro.local to
2486 (Layout::output_section_name): Us .data.rel.ro.local for any
2487 section which begins with that.
2488 * layout.h (class Layout): Update add_output_section_data
2489 declaration. Add relro_segment_ field.
2490 * output.cc (Output_section::Output_section): Initialize is_relro_
2491 and is_relro_local_ fields.
2492 (Output_segment::add_output_section): Group relro sections.
2493 (Output_segment::is_first_section_relro): New function.
2494 (Output_segment::maximum_alignment): If there is a relro section,
2495 align the segment to the common page size.
2496 (Output_segment::set_section_addresses): Track whether we are
2497 looking at relro sections. If the last section is a relro
2498 section, align to the common page size.
2499 (Output_segment::set_section_list_addresses): Add in_relro
2500 parameter. Change all callers. Align to the page size when
2501 moving from relro to non-relro section.
2502 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2504 * output.h (class Output_section): Add is_relro_ and
2505 is_relro_local_ fields.
2506 (Output_section::is_relro): New function.
2507 (Output_section::set_is_relro): New function.
2508 (Output_section::is_relro_local): New function.
2509 (Output_section::set_is_relro_local): New function.
2510 (class Output_segment): Update declarations.
2511 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2512 * sparc.cc (Target_sparc::got_section): Likewise.
2513 * x86_64.cc (Target_x86_64::got_section): Likewise.
2514 * testsuite/relro_test_main.cc: New file.
2515 * testsuite/relro_test.cc: New file.
2516 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2517 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2518 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2519 (relro_test.so, relro_test_pic.o): New targets.
2520 * testsuite/Makefile.in: Rebuild.
2522 2008-05-16 Ian Lance Taylor <iant@google.com>
2524 * output.cc (Output_segment::add_output_section): Remove front
2526 * output.h (class Output_segment): Remove
2527 add_initial_output_section and overloaded add_output_section.
2528 Update declaration of remaining add_output_section.
2529 * layout.cc (Layout::create_interp): Call add_output_section
2530 rather than add_initial_output_section.
2531 (Layout::finish_dynamic_section): Likewise.
2533 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2534 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2535 know the dynamic type.
2536 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2537 field. Initialize it in constructor.
2538 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2539 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2540 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2543 * output.cc (Output_reloc::get_address): Change return type to
2545 * output.h (class Output_reloc): Update get_address declaration.
2546 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2547 for section addresses.
2549 2008-05-09 Ian Lance Taylor <iant@google.com>
2552 * gold.cc (gold_nomem): Use return value of write.
2554 2008-05-08 Ian Lance Taylor <iant@google.com>
2556 * symtab.c (Symbol::init_base_output_data): Add version
2557 parameter. Change all callers.
2558 (Symbol::init_base_output_segment): Likewise.
2559 (Symbol::init_base_constant): Likewise.
2560 (Symbol::init_base_undefined): Likewise.
2561 (Sized_symbol::init_output_data): Likewise.
2562 (Sized_symbol::init_output_segment): Likewise.
2563 (Sized_symbol::init_constant): Likewise.
2564 (Sized_symbol::init_undefined): Likewise.
2565 (Symbol_table::do_define_in_output_data): If the new symbol has a
2566 version, mark it as the default.
2567 (Symbol_table::do_define_in_output_segment): Likewise.
2568 (Symbol_table::do_define_as_constant): Likewise.
2569 * symtab.h (class Symbol): Update declarations.
2570 (class Sized_symbol): Likewise.
2571 * resolve.cc (Symbol::override_version): New function.
2572 (Symbol::override_base): Call override_version.
2573 (Symbol::override_base_with_special): Likewise.
2574 * testsuite/ver_script_8.script: New file.
2575 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2576 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2577 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2578 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2580 2008-05-06 Ian Lance Taylor <iant@google.com>
2583 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2585 (class General_options): Remove existing --undefined, and add
2586 --no-undefined instead. Add new --undefined as synonym for -u.
2587 * archive.cc (Archive::add_symbols): Check whether symbol was
2589 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2590 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2591 all uses. Add IS_UNDEFINED. Update declarations to split
2592 different versions of init_base. Declare init_base_undefined.
2593 (Symbol::is_defined): Handle IS_UNDEFINED.
2594 (Symbol::is_undefined): Likewise.
2595 (Symbol::is_weak_undefined): Call is_undefined.
2596 (Symbol::is_absolute): Handle IS_CONSTANT.
2597 (class Sized_symbol): Update declarations to split different
2598 versions of init. Declare init_undefined.
2599 (class Symbol_table): Declare new functions.
2600 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2602 (Symbol::init_base_output_data): Likewise.
2603 (Symbol::init_base_output_segment): Likewise.
2604 (Symbol::init_base_constant): Likewise.
2605 (Symbol::init_base_undefined): New function.
2606 (Sized_symbol::init_object): Rename from init. Change all
2608 (Sized_symbol::init_output_data): Likewise.
2609 (Sized_symbol::init_output_segment): Likewise.
2610 (Sized_symbol::init_constant): Likewise.
2611 (Sized_symbol::init_undefined): New function.
2612 (Symbol_table::add_undefined_symbols_from_command_line): New
2614 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2616 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2617 (Symbol::output_section): Likewise.
2618 (Symbol::set_output_section): Likewise.
2619 (Symbol_table::sized_finalize_symbol): Likewise.
2620 (Symbol_table::sized_write_globals): Likewise.
2621 * resolve.cc (Symbol_table::should_override): Likewise.
2622 (Symbol::override_base_with_special): Likewise.
2624 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2625 symbol, change it to have default visibility.
2626 * testsuite/protected_1.cc: New file.
2627 * testsuite/protected_2.cc: New file.
2628 * testsuite/protected_3.cc: New file.
2629 * testsuite/protected_main_1.cc: New file.
2630 * testsuite/protected_main_2.cc: New file.
2631 * testsuite/protected_main_3.cc: New file.
2632 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2633 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2634 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2635 (protected_1.so): New target.
2636 (protected_1_pic.o, protected_2_pic.o): New targets.
2637 (protected_3_pic.o): New target.
2638 (check_PROGRAMS): Add protected_2.
2639 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2640 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2641 * testsuite/Makefile.in: Rebuild.
2643 * options.h (DEFINE_var): Add set_user_set_##varname__.
2644 (DEFINE_bool_alias): New macro.
2645 (class General_options): Define -Bstatic using DEFINE_bool_alias
2646 rather than DEFINE_special. Add --undefined as an alias for -z
2648 * options.cc (General_options::parse_Bstatic): Remove.
2650 * options.h (class General_options): Add --fatal-warnings.
2651 * main.cc (main): Implement --fatal-warnings.
2652 * errors.h (Errors::warning_count): New function.
2654 * options.h (class General_options): Add -Bsymbolic-functions.
2655 * symtab.h (Symbol::is_preemptible): Check for
2656 -Bsymbolic-functions.
2658 2008-05-05 Ian Lance Taylor <iant@google.com>
2660 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2661 as noVARNAME rather than no-VARNAME.
2662 (class General_options): Add option -z combreloc.
2663 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2665 (Output_reloc::sort_before) [SHT_REL]: New function.
2666 (Output_reloc::sort_before) [SHT_RELA]: New function.
2667 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2668 Sort_relocs_comparison.
2669 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2670 parameter. Change all callers.
2671 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2672 sort_relocs parameter. Change all callers.
2673 * output.cc (Output_reloc::get_address): New function, broken out
2675 (Output_reloc::write_rel): Call it.
2676 (Output_reloc::compare): New function.
2677 (Output_data_reloc_base::do_write): Optionally sort relocs.
2679 * configure.ac: If targ_extra_obj is set, link it in.
2680 * configure.tgt: Initialize all variables.
2681 (x86_64*): Set targ_extra_obj and targ_extra_size.
2682 * configure: Rebuild.
2684 * object.cc (Sized_relobj::include_section_group): Adjust section
2685 indexes read from group data. Build vector to pass to
2687 * layout.cc (Layout::layout_group): Add flags and shndxes
2688 parameters. Remove contents parameter. Change caller. Update
2689 explicit instantiations.
2690 * layout.h (class Layout): Update layout_group declaration.
2691 * output.cc (Output_data_group::Output_data_group): Add flags and
2692 input_shndxes parameters. Remove contents parameter. Change
2694 (Output_data_group::do_write): Change input_sections_ to
2696 * output.h (class Output_data_group): Update constructor
2697 declaration. Rename input_sections_ to input_shndxes_.
2698 * testsuite/many_sections_test.cc: Add template.
2700 2008-04-30 Cary Coutant <ccoutant@google.com>
2702 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2704 * layout.cc (Layout::include_section): Refactored check for debug
2706 (Layout::add_comdat): Add new parameters. Change type
2707 of signature parameter. Add object and shndx to signatures table.
2708 (Layout::find_kept_object): New function.
2709 * layout.h: Include <cstring>.
2710 (Layout::is_debug_info_section): New function.
2711 (Layout::add_comdat): Add new parameters.
2712 (Layout::find_kept_object): New function.
2713 (Layout::Kept_section): New struct.
2714 (Layout::Signatures): Change type of map range.
2715 * object.cc (Relobj::output_section_address): New function.
2716 (Sized_relobj::include_section_group): Add new parameters. Change
2717 calls to Layout::add_comdat. Change to build table of kept comdat
2718 groups and table mapping discarded sections to kept sections.
2719 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2720 (Sized_relobj::do_layout): Change calls to include_section_group and
2721 include_linkonce_section.
2722 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2723 value to zero when section is discarded.
2724 (Sized_relobj::map_to_kept_section): New function.
2725 * object.h (Relobj::output_section_address): New function.
2726 (Relobj::Comdat_group): New type.
2727 (Relobj::find_comdat_group): New function.
2728 (Relobj::Comdat_group_table): New type.
2729 (Relobj::Kept_comdat_section): New type.
2730 (Relobj::Kept_comdat_section_table): New type.
2731 (Relobj::add_comdat_group): New function.
2732 (Relobj::set_kept_comdat_section): New function.
2733 (Relobj::get_kept_comdat_section): New function.
2734 (Relobj::comdat_groups_): New field.
2735 (Relobj::kept_comdat_sections_): New field.
2736 (Symbol_value::input_value): Update comment.
2737 (Sized_relobj::map_to_kept_section) New function.
2738 (Sized_relobj::include_linkonce_section): Add new parameter.
2739 * target-reloc.h (Comdat_behavior): New type.
2740 (get_comdat_behavior): New function.
2741 (relocate_section): Add code to map a discarded section to the
2742 corresponding kept section when applying a relocation.
2744 2008-04-30 Craig Silverstein <csilvers@google.com>
2746 * dwarf_reader.cc (next_generation_count): New static var.
2747 (Addr2line_cache_entry): New struct.
2748 (addr2line_cache): New static var.
2749 (Dwarf_line_info::one_addr2line): Added caching.
2750 (Dwarf_line_info::clear_addr2line_cache): New function.
2751 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2752 cache-size parameter.
2753 (Dwarf_line_info::one_addr2line_cache): New function.
2754 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2755 new cache-size argument to one_addr2line(), and clear cache.
2757 2008-04-28 Cary Coutant <ccoutant@google.com>
2759 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2760 R_386_PC8 relocations.
2762 2008-04-23 Ian Lance Taylor <iant@google.com>
2764 * object.cc (Sized_relobj::include_section_group): Check for
2765 invalid section group.
2767 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2770 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2771 than read for file header.
2772 * archive.cc (Archive::include_member): Likewise.
2774 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2776 * aclocal.m4: Regenerate.
2777 * configure: Regenerate.
2779 2008-04-19 Ian Lance Taylor <iant@google.com>
2781 * version.cc (version_string): Bump to 1.6.
2783 * testsuite/Makefile.am (many_sections_r_test): New target.
2784 (many_sections_r_test_SOURCES): Remove.
2785 (many_sections_r_test_DEPENDENCIES): Remove.
2786 (many_sections_r_test_LDFLAGS): Remove.
2787 (many_sections_r_test_LDADD): Remove.
2789 * object.cc (Sized_relobj::do_add_symbols): Always pass
2790 local_symbol_count_ to add_from_relobj.
2792 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2793 every thousand variables.
2794 * testsuite/Makefile.in: Rebuild.
2796 * object.cc (Xindex::initialize_symtab_xindex): New function.
2797 (Xindex::read_symtab_xindex): New function.
2798 (Xindex::sym_xindex_to_shndx): New function.
2799 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2801 (Sized_relobj::do_initialize_xindex): New function.
2802 (Sized_relobj::do_read_symbols): Adjust section links.
2803 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2804 parameter. Change all callers.
2805 (Sized_relobj::include_section_group): Adjust section links and
2806 symbol section indexes.
2807 (Sized_relobj::do_layout): Adjust section links.
2808 (Sized_relobj::do_count_local_symbols): Adjust section links and
2809 symbol section indexes.
2810 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2811 ordinary and special symbols.
2812 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2813 dynsym_xindex parameters. Change all callers. Adjust section
2814 links. Use SHN_XINDEX when needed.
2815 (Sized_relobj::get_symbol_location_info): Adjust section links.
2816 Don't get fooled by special symbols.
2817 * object.h (class Xindex): Define.
2818 (class Object): Add xindex_ parameter. Declare virtual functoin
2819 do_initialize_xindex.
2820 (Object::adjust_sym_shndx): New function.
2821 (Object::set_xindex): New protected function.
2822 (class Symbol_value): Add is_ordinary_shndx_ field.
2823 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2824 (Symbol_value::value): Assert ordinary section.
2825 (Symbol_value::initialize_input_to_output_map): Likewise.
2826 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2828 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2830 (class Sized_relobj): Update declarations.
2831 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2832 parameter. Change all callers.
2833 (Sized_relobj::adjust_shndx): New function.
2834 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2836 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2837 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2838 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2839 (Sized_dynobj::read_dynsym_section): Adjust section links.
2840 (Sized_dynobj::read_dynamic): Likewise.
2841 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2843 (Sized_dynobj::do_initialize_xindex): New function.
2844 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2845 do_initialize_xindex.
2846 (Sized_dynobj::adjust_shndx): New function.
2847 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2848 dynsym_xindex_ fields.
2849 (Layout::finalize): Add a call to set_section_indexes before
2850 creating the symtab sections.
2851 (Layout::set_section_indexes): Don't do anything if the section
2852 already has a section index.
2853 (Layout::create_symtab_sections): Add shnum parameter. Change
2854 caller. Create .symtab_shndx section if needed.
2855 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2857 (Layout::allocated_output_section_count): New function.
2858 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2860 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2861 fields. Update declarations.
2862 (Layout::symtab_xindex): New function.
2863 (Layout::dynsym_xindex): New function.
2864 (class Write_symbols_task): Add layout_ field.
2865 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2867 * output.cc (Output_section_headers::Output_section_headers): Add
2868 shstrtab_section parameter. Change all callers.
2869 (Output_section_headers::do_sized_write): Store overflow values
2870 for section count and section string table section index in
2871 section header zero.
2872 (Output_file_header::do_sized_write): Check for overflow of
2873 section count and section string table section index.
2874 (Output_symtab_xindex::do_write): New function.
2875 (Output_symtab_xindex::endian_do_write): New function.
2876 * output.h (class Output_section_headers): Add shstrtab_section_.
2877 Update declarations.
2878 (class Output_symtab_xindex): Define.
2879 (Output_section::has_out_shndx): New function.
2880 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2882 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2884 (Sized_symbol::init): Likewise.
2885 (Symbol::output_section): Check for ordinary symbol.
2886 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2887 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2889 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2890 Change all callers. Simplify handling of symbols from sections
2891 not included in the link.
2892 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2894 (Weak_alias_sorter::operator()): Assert that symbols are
2896 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2898 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2899 parameters. Change all callers.
2900 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2901 symbol distinction. Use SHN_XINDEX when needed.
2902 (Symbol_table::write_section_symbol): Add symtab_xindex
2903 parameter. Change all callers.
2904 (Symbol_table::sized_write_section_symbol): Likewise. Use
2905 SHN_XINDEX when needed.
2906 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2908 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2909 (Symbol::is_defined): Check is_ordinary.
2910 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2911 (Symbol::is_absolute, Symbol::is_common): Likewise.
2912 (class Sized_symbol): Update declarations.
2913 (class Symbol_table): Update declarations.
2914 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2915 parameters. Change all callers.
2916 (Sized_symbol::override): Likewise.
2917 (Symbol_table::override): Likewise.
2918 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2919 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2920 is_ordinary, and orig_st_shndx parameters. Change all callers.
2921 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2922 to be in an ordinary section.
2923 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2924 object and is_ordinary parameters. Change all callers.
2925 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2926 Change all callers. Don't add undefined or non-ordinary symbols
2928 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2930 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2932 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2933 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2934 (Sized_relobj::relocate_sections): Likewise.
2935 * target-reloc.h (scan_relocs): Adjust section symbol index.
2936 (scan_relocatable_relocs): Likewise.
2937 * i386.cc (Scan::local): Check for ordinary symbols.
2938 * sparc.cc (Scan::local): Likewise.
2939 * x86_64.cc (Scan::local): Likewise.
2940 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2941 to symbol_section_and_value.
2942 * testsuite/many_sections_test.cc: New file.
2943 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2944 (check_PROGRAMS): Add many_sections_test.
2945 (many_sections_test_SOURCES): Define.
2946 (many_sections_test_DEPENDENCIES): Define.
2947 (many_sections_test_LDFLAGS): Define.
2948 (BUILT_SOURCES): Add many_sections_define.h.
2949 (many_sections_define.h): New target.
2950 (BUILT_SOURCES): Add many_sections_check.h.
2951 (many_sections_check.h): New target.
2952 (check_PROGRAMS): Add many_sections_r_test.
2953 (many_sections_r_test_SOURCES): Define.
2954 (many_sections_r_test_DEPENDENCIES): Define.
2955 (many_sections_r_test_LDFLAGS): Define.
2956 (many_sections_r_test_LDADD): Define.
2957 (many_sections_r_test.o): New target.
2958 * testsuite/Makefile.in: Rebuild.
2960 2008-04-17 Cary Coutant <ccoutant@google.com>
2962 * errors.cc (Errors::info): New function.
2963 (gold_info): New function.
2964 * errors.h (Errors::info): New function.
2965 * gold.h (gold_info): New function.
2966 * object.cc (Input_objects::add_object): Print trace output.
2967 * options.cc (options::parse_set): New function.
2968 (General_options::parse_wrap): Deleted.
2969 (General_options::General_options): Deleted initializer.
2970 * options.h (options::String_set): New typedef.
2971 (options::parse_set): New function.
2972 (DEFINE_set): New macro.
2973 (General_options::wrap): Changed to use DEFINE_set. Changed
2974 callers of any_wrap_symbols and is_wrap_symbol.
2975 (General_options::trace, General_options::trace_symbol):
2977 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2978 (General_options::wrap_symbols_): Deleted.
2979 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2981 2008-04-17 David S. Miller <davem@davemloft.net>
2983 * options.cc (General_options::parse_V): New function.
2984 * options.h: Add entries for -V and -Qy.
2986 2008-04-17 Ian Lance Taylor <iant@google.com>
2988 * common.cc (Symbol_table::allocate_commons): Remove options
2989 parameter. Change caller.
2990 (Symbol_table::do_allocate_commons): Remove options parameter.
2991 Change caller. Just call do_allocate_commons_list twice.
2992 (Symbol_table::do_allocate_commons_list): New function, broken out
2993 of do_allocate_commons.
2994 * common.h (class Allocate_commons_task): Remove options_ field.
2996 * symtab.cc (Symbol_table::Symbol_table): Initialize
2998 (Symbol_table::add_from_object): Put TLS common symbols on
3000 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3001 which are IN_OUTPUT_DATA.
3002 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3003 allocate_commons and do_allocate_commons declarations. Declare
3004 do_allocate_commons_list.
3005 * gold.cc (queue_middle_tasks): Update creation of
3006 Allocate_commons_task to not pass options.
3007 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3008 (TLS_TEST_C_FLAGS): New variable.
3009 (tls_test_c_pic.o): New target.
3010 (tls_test_shared.so): Link in tls_test_c_pic.o.
3011 (tls_test_c_pic_ie.o): New target.
3012 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3013 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3014 (tls_test_c.o): New target.
3015 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3016 (tls_pic_test_LDADD): Likewise.
3017 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3018 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3019 (tls_test_c_gnu2.o): New target.
3020 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3022 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3023 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3024 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3025 * testsuite/tls_test.cc: Include "config.h".
3026 (t_last): Call t11_last.
3027 * testsuite/tls_test.h (t11, t11_last): Declare.
3028 * testsuite/tls_test_c.c: New file.
3029 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3030 * configure.ac: Check for OpenMP support.
3031 * configure, config.in, Makefile.in: Rebuild.
3032 * testsuite/Makefile.in: Rebuild.
3034 2008-04-16 Cary Coutant <ccoutant@google.com>
3036 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3037 (Target_i386::tls_base_symbol_defined_): New field.
3038 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3039 (Target_i386::Scan::global): Likewise.
3040 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3041 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3042 (Target_x86_64::tls_base_symbol_defined_): New field.
3043 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3044 (Target_x86_64::Scan::global): Likewise.
3046 2008-04-16 Cary Coutant <ccoutant@google.com>
3048 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3049 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3050 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3051 building shared libraries.
3052 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3053 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3054 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3055 * testsuite/Makefile.in: Rebuild.
3056 * testsuite/weak_undef.h: New file.
3057 * testsuite/weak_undef_file1.cc: Add extra test cases.
3058 * testsuite/weak_undef_file2.cc: Likewise.
3059 * testsuite/weak_undef_test.cc: Likewise.
3061 2008-04-16 David S. Miller <davem@davemloft.net>
3063 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3064 Add issued_non_pic_error_ field. Declare check_non_pic.
3065 (Target_sparc::Scan::check_non_pic): New function.
3066 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3067 (Target_sparc::Scan::global): Likewise.
3069 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3070 * configure: Rebuild.
3072 * options.h (DEFINE_enable): New macro.
3073 (new_dtags): New enable option.
3074 (initfirst, interpose, loadfltr, nodefaultlib,
3075 nodelete, nodlopen, nodump): New -z options.
3076 * layout.cc (Layout:finish_dynamic_section): If new
3077 dtags enabled, emit DT_RUNPATH. Also, emit a
3078 DT_FLAGS_1 containing any specified -z flags.
3080 2008-04-16 Ian Lance Taylor <iant@google.com>
3082 * copy-relocs.cc: New file.
3083 * copy-relocs.h: New file.
3084 * reloc.cc: Remove Copy_relocs code.
3085 * reloc.h: Likewise.
3086 * reloc-types.h (struct Reloc_types) [both versions]: Add
3087 get_reloc_addend_noerror.
3088 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3089 variants of add_global which take an addend which must be zero.
3090 * i386.cc: Include "copy-relocs.h".
3091 (class Target_i386): Change type of copy_relocs_ to variable,
3093 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3095 (Target_i386::do_finalize_sections): Change handling of
3097 * sparc.cc: Include "copy-relocs.h".
3098 (class Target_sparc): Change type of copy_relocs_ to variable,
3100 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3102 (Target_sparc::do_finalize_sections): Change handling of
3104 * x86_64.cc: Include "copy-relocs.h".
3105 (class Target_x86_64): Change type of copy_relocs_ to variable,
3107 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3108 class. Change all callers.
3109 (Target_x86_64::do_finalize_sections): Change handling of
3111 * Makefile.am (CCFILES): Add copy-relocs.cc.
3112 (HFILES): Add copy-relocs.h.
3114 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3116 * testsuite/script_test_4.sh: Permit leading zeroes.
3118 2008-04-15 Ian Lance Taylor <iant@google.com>
3120 * script-sections.cc (Script_sections::create_segments): Use
3121 header_size_adjustment even when there is enough room for the
3123 * testsuite/script_test_4.sh: New file.
3124 * testsuite/script_test_4.t: New file.
3125 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3126 (check_DATA): Add script_test_4.stdout.
3127 (MOSTLYCLEANFILES): Likewise.
3128 (script_test_4): New target.
3129 (script_test_4.stdout): New target.
3130 * testsuite/Makefile.in: Rebuild.
3132 * sparc.cc: Add definitions for Output_data_plt_sparc class
3135 2008-04-14 David S. Miller <davem@davemloft.net>
3137 * sparc.cc: New file.
3138 * Makefile.am (TARGETSOURCES): Add sparc.cc
3139 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3140 * configure.tgt: Document targ_extra_size and
3141 targ_extra_big_endian. Add entries for sparc-* and
3143 * configure.ac: Handle targ_extra_size and
3144 targ_extra_big_endian.
3145 * Makefile.in: Rebuild.
3146 * configure: Likewise.
3147 * po/POTFILES.in: Likewise.
3148 * po/gold.pot: Likewise.
3150 2008-04-14 Ian Lance Taylor <iant@google.com>
3152 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3153 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3154 in the name/type/flags to section mapping. Don't call
3155 allocate_output_section.
3156 (Layout::choose_output_section): Change parameter from adjust_name
3157 to is_input_section. Don't permit input sections after sections
3158 are attached to segments. Don't call allocate_output_section.
3159 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3160 not write_enable_output_section.
3161 (Layout::make_output_section): Don't push to
3162 unattached_section_list_ nor call attach_to_segment. Call
3163 attach_section_to_segment if sections are attached.
3164 (Layout::attach_sections_to_segments): New function.
3165 (Layout::attach_section_to_segment): New function.
3166 (Layout::attach_allocated_section_to_segment): Rename from
3167 attach_to_segment. Remove flags parameter.
3168 (Layout::allocate_output_section): Remove function.
3169 (Layout::write_enable_output_section): Remove function.
3170 * layout.h (class Layout): Update for above changes. Add new
3171 field sections_are_attached_.
3172 * output.h (Output_section::update_flags_for_input_section): New
3174 * output.cc (Output_section::add_input_section): Call
3175 update_flags_for_input_section.
3176 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3178 2008-04-11 Cary Coutant <ccoutant@google.com>
3180 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3181 thought unnecessary.
3182 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3184 2008-04-11 Ian Lance Taylor <iant@google.com>
3186 * output.h (class Output_section_data): Remove inline definition
3188 * output.cc (Output_section_data::set_addralign): New function.
3190 2008-04-11 Cary Coutant <ccoutant@google.com>
3192 Add support for TLS descriptors for i386 and x86_64.
3193 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3194 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3195 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3197 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3198 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3199 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3201 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3202 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3203 Fix problem with initial-exec relocations.
3204 (Target_i386::Relocate::relocate_tls): Likewise.
3205 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3207 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3208 support for section-plus-offset dynamic table entries.
3209 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3210 (Output_data_dynamic::Dynamic_entry): Add support for
3211 section-plus-offset dynamic table entries.
3212 (Output_data_dynamic::Classification): Likewise.
3213 (Output_data_dynamic::classification_): Renamed offset_.
3214 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3215 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3216 (Target_x86_64::make_plt_section): New function.
3217 (Target_x86_64::reserve_tlsdesc_entries): New function.
3218 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3219 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3220 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3221 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3222 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3223 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3224 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3225 add extra PLT entry for TLS descriptors.
3226 (Output_data_plt_x86_64::got_): New field.
3227 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3228 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3230 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3232 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3233 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3234 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3235 R_386_TLS_DESC_CALL relocations.
3236 (Target_x86_64::Scan::global): Likewise.
3237 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3238 for TLS descriptors.
3239 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3240 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3241 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3242 GD-to-IE relaxation.
3243 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3244 and TLS_DESCRIPTORS.
3245 * Makefile.in: Rebuild.
3246 * configure: Rebuild.
3247 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3248 (tls_test_shared2.so): New target.
3249 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3250 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3251 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3252 (tls_shared_gd_to_ie_test_LDADD): New variable.
3253 (tls_shared_gnu2_gd_to_ie_test): New target.
3254 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3256 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3257 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3258 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3259 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3260 (tls_shared_gnu2_test): New target.
3261 (tls_test_gnu2_shared.so): New target.
3262 (tls_shared_gnu2_test_SOURCES): New variable.
3263 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3264 (tls_shared_gnu2_test_LDFLAGS): New variable.
3265 (tls_shared_gnu2_test_LDADD): New variable.
3266 * testsuite/Makefile.in: Rebuild.
3267 * testsuite/Makefile.
3269 2008-04-11 Ian Lance Taylor <iant@google.com>
3271 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3273 * testsuite/Makefile.in: Rebuild.
3275 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3277 * testsuite/script_test_2.cc (main): Adjust test.
3279 2008-04-11 David S. Miller <davem@davemloft.net>
3280 Ian Lance Taylor <iant@google.com>
3282 * options.h (General_options): Add entries for '-Y' and
3284 * options.cc (General_options:finalize): If -Y was used, add those
3285 entries to the library path instead of the default "/lib" and
3288 2008-04-11 David S. Miller <davem@davemloft.net>
3290 * testsuite/justsyms.t: Start at 0x100.
3291 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3292 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3294 * testsuite/script_test_2.cc: Adjust string and section length
3297 2008-04-09 Ian Lance Taylor <iant@google.com>
3300 * script-sections.cc (Sections_element::allocate_to_segment): Add
3302 (Output_section_definition::allocate_to_segment): Likewise.
3303 (Orphan_output_section::allocate_to_segment): Likewise.
3304 (Script_sections::attach_sections_using_phdrs_clause): Don't
3305 propagate non-PT_LOAD segments to orphan sections.
3306 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3307 readelf rather than objdump.
3308 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3309 .interp section and PT_INTERP segment are the same size.
3310 * testsuite/Makefile.in: Rebuild.
3312 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3313 aliases for symbols defined in the same object.
3314 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3315 (weak_alias_test_SOURCES): New variable.
3316 (weak_alias_test_DEPENDENCIES): New variable.
3317 (weak_alias_test_LDFLAGS): New variable.
3318 (weak_alias_test_LDADD): New variable.
3319 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3320 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3321 (weak_alias_test_3.o): New target.
3322 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3323 * testsuite/weak_alias_test_main.cc: New file.
3324 * testsuite/weak_alias_test_1.cc: New file.
3325 * testsuite/weak_alias_test_2.cc: New file.
3326 * testsuite/weak_alias_test_3.cc: New file.
3328 2008-04-08 Ian Lance Taylor <iant@google.com>
3330 * options.h (class General_options): Add --noinhibit-exec option.
3331 * main.cc (main): Check --noinhibit-exec.
3333 * options.h (class General_options): Define --wrap as a special
3334 option. Add wrap_symbols_ field.
3335 (General_options::any_wrap_symbols): New function.
3336 (General_options::is_wrap_symbol): New function.
3337 * options.cc (General_options::parse_wrap): New function.
3338 (General_options::General_options): Initialize wrap_symbols_.
3339 * symtab.cc (Symbol_table::wrap_symbol): New function.
3340 (Symbol_table::add_from_object): Handle --wrap.
3341 * symtab.h (class Symbol_table): Declare wrap_symbol.
3342 * target.h (Target::wrap_char): New function.
3343 (Target::Target_info): Add wrap_char field.
3344 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3345 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3346 * testsuite/testfile.cc (Target_test::test_target_info):
3349 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3352 * layout.h (class Layout): Add added_eh_frame_data_ field.
3353 * layout.cc (Layout::Layout): Initialize new field.
3354 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3355 output section until we find a section we merged successfully.
3356 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3357 that the size be non-zero.
3359 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3362 2008-04-08 Craig Silverstein <csilvers@google.com>
3364 * configure.ac: Export new conditional variable HAVE_ZLIB.
3365 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3367 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3368 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3370 2008-04-07 Ian Lance Taylor <iant@google.com>
3372 * version.cc (version_string): Set to "1.5".
3374 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3375 Add issued_non_pic_error_ field. Declare check_non_pic.
3376 (Target_x86_64::Scan::check_non_pic): New function.
3377 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3378 (Target_x86_64::Scan::global): Likewise.
3380 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3381 addend parameter. Change caller. Handle merge sections.
3382 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3383 Address to Addend. Don't add in the result of
3384 local_section_offset, pass down the addend and use the returned
3386 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3387 Update declarations of local_section_offset and symbol_value.
3388 * testsuite/two_file_test_1.cc (t18): New function.
3389 * testsuite/two_file_test_2.cc (f18): New function.
3390 * testsuite/two_file_test_main.cc (main): Call t18.
3391 * testsuite/two_file_test.h (t18, f18): Declare.
3393 * configure.ac: Don't test for objdump, c++filt, or readelf.
3394 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3396 (TEST_READELF): New variable.
3397 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3398 (check_PROGRAMS): Add two_file_strip_test.
3399 (two_file_strip_test): New target.
3400 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3401 (two_file_same_shared_strip_test_SOURCES): New variable.
3402 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3403 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3404 (two_file_same_shared_strip_test_LDADD): New variable.
3405 (two_file_shared_strip.so): New target.
3406 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3407 (ver_test_5.syms, ver_test_7.syms): Likewise.
3408 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3409 (strip_test_3.stdout): Use TEST_OBJDUMP.
3410 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3412 2008-04-04 Cary Coutant <ccoutant@google.com>
3414 * symtab.h (Symbol::is_weak_undefined): New function.
3415 (Symbol::is_strong_undefined): New function.
3416 (Symbol::is_absolute): New function.
3417 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3418 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3420 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3421 (weak_undef_test): New target.
3422 * testsuite/Makefile.in: Rebuild.
3423 * testsuite/weak_undef_file1.cc: New file.
3424 * testsuite/weak_undef_file2.cc: New file.
3425 * testsuite/weak_undef_test.cc: New file.
3427 2008-04-03 Craig Silverstein <csilvers@google.com>
3429 * compressed_output.h (class Output_compressed_section): Use
3431 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3433 (zlib_compressed_suffix): Removed.
3434 (Output_compressed_section::set_final_data_size): Use unsigned
3436 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3437 Fix linker invocation.
3438 (flagstest_o_specialfile_and_compress_debug_sections):
3440 * testsuite/Makefile.in: Regenerated.
3442 2008-04-02 David S. Miller <davem@davemloft.net>
3444 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3445 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3447 2008-04-02 Craig Silverstein <csilvers@google.com>
3451 2008-04-02 Ian Lance Taylor <iant@google.com>
3453 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3454 parameters. Update for new key type to views_. Change all
3456 (File_read::read): Adjust for byteshift in returned view.
3457 (File_read::add_view): New function, broken out of
3459 (File_read::make_view): New function, broken out of
3461 (File_read::find_or_make_view): Add offset and aligned
3462 parameters. Rewrite accordingly. Change all callers.
3463 (File_read::get_view): Add offset and aligned parameters. Adjust
3464 for byteshift in return value.
3465 (File_read::get_lasting_view): Likewise.
3466 * fileread.h (class File_read): Update declarations.
3467 (class File_read::View): Add byteshift_ field. Add byteshift to
3468 constructor. Add byteshift method.
3469 * archive.h (Archive::clear_uncached_views): New function.
3470 (Archive::get_view): Add aligned parameter. Change all callers.
3471 * object.h (Object::get_view): Add aligned parameter. Change all
3473 (Object::get_lasting_view): Likewise.
3475 * fileread.cc (File_read::release): Don't call clear_views if
3476 there are multiple objects.
3477 * fileread.h (File_read::clear_uncached_views): New function.
3478 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3481 2008-03-31 Cary Coutant <ccoutant@google.com>
3483 Add thin archive support.
3484 * archive.cc (Archive::armagt): New const.
3485 (Archive::setup): Remove task parameter and calls to unlock.
3486 (Archive::unlock_nested_archives): New function.
3487 (Archive::read_header): Add nested_off parameter. Change
3489 (Archive::interpret_header): Likewise.
3490 (Archive::include_all_members): Change to handle thin
3492 (Archive::include_member): Likewise.
3493 * archive.h (Archive::Archive): Add new parameters and
3495 (Archive::armagt): New const.
3496 (Archive::setup): Remove task parameter.
3497 (Archive::unlock_nested_archives): New function.
3498 (Archive::read_header): Add nested_off parameter.
3499 (Archive::interpret_header): Likewise.
3500 (Archive::Nested_archive_table): New typedef.
3501 (Archive::is_thin_archive_): New field.
3502 (Archive::nested_archives_): New field.
3503 (Archive::options_): New field.
3504 (Archive::dirpath_): New field.
3505 (Archive::task_): New field.
3506 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3507 for thin archives. Pass additional parameters to
3508 Archive::Archive. Unlock the archive file after calling
3511 2008-03-29 Ian Lance Taylor <iant@google.com>
3513 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3514 version symbol to be local.
3515 * testsuite/ver_test_4.sh: New file.
3516 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3517 (check_DATA): Add ver_test_4.syms.
3518 (ver_test_4.syms): New target.
3519 * testsuite/Makefile.in: Rebuild.
3522 (Output_section::Input_section_sort_entry::has_priority): New
3524 (Output_section::Input_section_sort_entry::match_file_name): New
3526 (Output_section::Input_section_sort_entry::match_section_name):
3528 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3530 (Output_section::Input_section_sort_entry::match_section_file):
3532 (Output_section::Input_section_sort_compare::operator()): Rewrite
3533 using new Input_section_sort_entry functions. Sort crtbegin and
3534 crtend first. Sort sections with no priority before sections with
3536 * testsuite/initpri1.c (d3): Check j != 4.
3537 (cd5): New constructor/destructor function.
3538 (main): Check j != 2.
3540 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3541 new symbol when resolving, don't call set_is_default.
3542 * testsuite/ver_test_7.cc: New file.
3543 * testsuite/ver_test_7.sh: New file.
3544 * testsuite/Makefile.am (ver_test_7.so): New target.
3545 (ver_test_7.o): New target.
3546 (check_SCRIPTS): Add ver_test_7.sh.
3547 (check_DATA): Add ver_test_7.syms.
3548 (ver_test_7.syms): New target.
3550 2008-03-28 Ian Lance Taylor <iant@google.com>
3552 * layout.cc (Layout::layout): If we see an input section with a
3553 name that needs sorting, set the must_sort flag for the output
3555 (Layout::make_output_section): If the name of the output section
3556 indicates that it might require sorting, set the may_sort flag.
3557 * output.h (Output_section::may_sort_attached_input_sections): New
3559 (Output_section::set_may_sort_attached_input_sections): New
3561 (Output_section::must_sort_attached_input_sections): New
3563 (Output_section::set_must_sort_attached_input_sections): New
3565 (class Output_section): Declare Input_section_sort_entry. Define
3566 Input_section_sort_compare. Declare
3567 sort_attached_input_sections. Add new fields:
3568 may_sort_attached_input_sections_,
3569 must_sort_attached_input_sections_,
3570 attached_input_sections_are_sorted_.
3571 * output.cc (Output_section::Output_section): Initialize new
3573 (Output_section::add_input_section): Add an entry to
3574 input_sections_ if may_sort or must_sort are true.
3575 (Output_section::set_final_data_size): Call
3576 sort_attached_input_sections if necessary.
3577 (Output_section::Input_section_sort_entry): Define new class.
3578 (Output_section::Input_section_sort_compare::operator()): New
3580 (Output_section::sort_attached_input_sections): New function.
3581 * configure.ac: Check whether the compiler supports constructor
3582 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3583 * testsuite/initpri1.c: New file.
3584 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3585 CONSTRUCTOR_PRIORITY.
3586 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3587 (initpri1_LDFLAGS): New variable.
3588 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3590 2008-03-27 Ian Lance Taylor <iant@google.com>
3592 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3593 * testsuite/common_test_1.c: New file.
3594 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3595 (common_test_1_SOURCES): New variable.
3596 (common_test_1_DEPENDENCIES): New variable.
3597 (common_test_1_LDFLAGS): New variable.
3599 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3600 and commons_ correctly when NAME/VERSION does not override
3602 * testsuite/ver_test_6.c: New file.
3603 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3604 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3605 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3607 2008-03-26 Ian Lance Taylor <iant@google.com>
3609 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3610 of an undefined symbol from a version script.
3611 * testsuite/Makefile.am (ver_test_5.so): New target.
3612 (ver_test_5.o): New target.
3613 (check_SCRIPTS): Add ver_test_5.sh.
3614 (check_DATA): Add ver_test_5.syms.
3615 (ver_test_5.syms): New target.
3616 * testsuite/ver_test_5.cc: New file.
3617 * testsuite/ver_test_5.script: New file.
3618 * testsuite/ver_test_5.sh: New file.
3619 * Makefile.in, testsuite/Makefile.in: Rebuild.
3622 Fix problems building gold with gcc 4.3.0.
3623 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3624 (gold_error_at_location, gold_warning_at_location): Use it.
3625 * configure.ac: Check whether we can compile and use a template
3626 function with a printf attribute.
3627 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3628 when jumping over bytes.
3629 * object.cc: Instantiate Object::read_section_data.
3630 * debug.h: Include <cstring>
3631 * dwarf_reader.cc: Include <algorithm>
3632 * main.cc: Include <cstring>.
3633 * options.cc: Include <cstring>.
3634 * output.cc: Include <cstring>.
3635 * script.cc: Include <cstring>.
3636 * script.h: Include <string>.
3637 * symtab.cc: Include <cstring> and <algorithm>.
3638 * target-select.cc: Include <cstring>.
3639 * version.cc: Include <string>.
3640 * testsuite/testmain.cc: Include <cstdlib>.
3641 * configure, config.in: Rebuild.
3643 2008-03-25 Ian Lance Taylor <iant@google.com>
3645 * options.cc: Include "../bfd/bfdver.h".
3646 (options::help): Print bug reporting address.
3648 * version.cc (print_version): Adjust output for current value of
3653 * options.cc (options::help): Print list of supported targets.
3654 * target-select.h: Include <vector>.
3655 (class Target_selector): Make machine_, size_, and is_big_endian_
3656 fields const. Add bfd_name_ and instantiated_target_ fields.
3657 (Target_selector::Target_selector): Add bfd_name parameter.
3658 (Target_selector::recognize): Make non-virtual, call
3660 (Target_selector::recognize_by_name): Make non-virtual, call
3661 do_recognize_by_name.
3662 (Target_selector::supported_names): New function.
3663 (Target_selector::bfd_name): New function.
3664 (Target_selector::do_instantiate_target): New pure virtual
3666 (Target_selector::do_recognize): New virtual function.
3667 (Target_selector::do_recognize_by_name): New virtual function.
3668 (Target_selector::instantiate_target): New private function.
3669 (supported_target_names): Declare.
3670 * target-select.cc (Target_selector::Target_selector): Update for
3671 new parameter and fields.
3672 (select_target_by_name): Check that the name matches before
3673 calling recognize_by_name.
3674 (supported_target_names): New function.
3675 * i386.cc (class Target_selector_i386): Update Target_selector
3676 constructor call. Remove recognize and recognize_by_name. Add
3677 do_instantiate_target.
3678 * x86_64.cc (class Target_selector_x86_64): Likewise.
3679 * testsuite/testfile.cc (class Target_selector_test): Update for
3680 changes to Target_selector.
3682 * README: Rewrite, with some notes on unsupported features.
3684 2008-03-24 Cary Coutant <ccoutant@google.com>
3686 * i386.cc (Target_i386::Got_type): New enum declaration.
3687 (Target_i386::Scan::local): Updated callers of Output_data_got
3689 (Target_i386::Scan::global): Likewise.
3690 (Target_i386::Relocate::relocate): Likewise.
3691 (Target_i386::Relocate::relocate_tls): Likewise.
3692 * object.h (Got_offset_list): New class.
3693 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3694 (Sized_relobj::local_got_offset): Likewise.
3695 (Sized_relobj::set_local_got_offset): Likewise.
3696 (Sized_relobj::local_has_tls_got_offset): Removed.
3697 (Sized_relobj::local_tls_got_offset): Removed.
3698 (Sized_relobj::set_local_tls_got_offset): Removed.
3699 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3700 * output.cc (Output_data_got::add_global): Added got_type parameter.
3701 (Output_data_got::add_global_with_rel): Likewise.
3702 (Output_data_got::add_global_with_rela): Likewise.
3703 (Output_data_got::add_global_pair_with_rel): New function.
3704 (Output_data_got::add_global_pair_with_rela): New function.
3705 (Output_data_got::add_local): Added got_type parameter.
3706 (Output_data_got::add_local_with_rel): Likewise.
3707 (Output_data_got::add_local_with_rela): Likewise.
3708 (Output_data_got::add_local_pair_with_rel): New function.
3709 (Output_data_got::add_local_pair_with_rela): New function.
3710 (Output_data_got::add_global_tls): Removed.
3711 (Output_data_got::add_global_tls_with_rel): Removed.
3712 (Output_data_got::add_global_tls_with_rela): Removed.
3713 (Output_data_got::add_local_tls): Removed.
3714 (Output_data_got::add_local_tls_with_rel): Removed.
3715 (Output_data_got::add_local_tls_with_rela): Removed.
3716 * output.h (Output_data_got::add_global): Added got_type parameter.
3717 (Output_data_got::add_global_with_rel): Likewise.
3718 (Output_data_got::add_global_with_rela): Likewise.
3719 (Output_data_got::add_global_pair_with_rel): New function.
3720 (Output_data_got::add_global_pair_with_rela): New function.
3721 (Output_data_got::add_local): Added got_type parameter.
3722 (Output_data_got::add_local_with_rel): Likewise.
3723 (Output_data_got::add_local_with_rela): Likewise.
3724 (Output_data_got::add_local_pair_with_rel): New function.
3725 (Output_data_got::add_local_pair_with_rela): New function.
3726 (Output_data_got::add_global_tls): Removed.
3727 (Output_data_got::add_global_tls_with_rel): Removed.
3728 (Output_data_got::add_global_tls_with_rela): Removed.
3729 (Output_data_got::add_local_tls): Removed.
3730 (Output_data_got::add_local_tls_with_rel): Removed.
3731 (Output_data_got::add_local_tls_with_rela): Removed.
3732 * resolve.cc (Symbol::override_base_with_special): Removed
3733 reference to has_got_offset_ field.
3734 * symtab.cc (Symbol::init_fields): Replaced initialization
3735 of got_offset_ with got_offsets_. Removed initialization
3737 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3738 (Symbol::got_offset): Likewise.
3739 (Symbol::set_got_offset): Likewise.
3740 (Symbol::has_tls_got_offset): Removed.
3741 (Symbol::tls_got_offset): Removed.
3742 (Symbol::set_tls_got_offset): Removed.
3743 (Symbol::got_offset_): Removed.
3744 (Symbol::tls_mod_got_offset_): Removed.
3745 (Symbol::tls_pair_got_offset_): Removed.
3746 (Symbol::got_offsets_): New field.
3747 (Symbol::has_got_offset): Removed.
3748 (Symbol::has_tls_mod_got_offset): Removed.
3749 (Symbol::has_tls_pair_got_offset): Removed.
3750 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3751 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3753 (Target_x86_64::Scan::global): Likewise.
3754 (Target_x86_64::Relocate::relocate): Likewise.
3755 (Target_x86_64::Relocate::relocate_tls): Likewise.
3757 2008-03-25 Ben Elliston <bje@au.ibm.com>
3759 * yyscript.y: Fix spelling error in comment.
3761 2008-03-24 Ian Lance Taylor <iant@google.com>
3763 * options.h (class General_options): Define build_id option.
3764 * layout.h (class Layout): Declare write_build_id, create_note,
3765 create_build_id. Add build_id_note_ member.
3766 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3767 "libiberty.h", "md5.h", "sha1.h".
3768 (Layout::Layout): Initialize eh_frame_data_,
3769 eh_frame_hdr_section_, and build_id_note_.
3770 (Layout::finalize): Call create_build_id.
3771 (Layout::create_note): New function, broken out of
3772 Layout::create_gold_note.
3773 (Layout::create_gold_note): Call create_note.
3774 (Layout::create_build_id): New function.
3775 (Layout::write_build_id): New function.
3776 (Close_task_runner::run): Call write_build_id.
3778 * x86_64.cc: Correct license to GPLv3.
3780 2008-03-23 Ian Lance Taylor <iant@google.com>
3782 * options.cc: Include "demangle.h".
3783 (parse_optional_string): New function.
3784 (parse_long_option): Handle takes_optional_argument.
3785 (parse_short_option): Update dash_z initializer. Handle
3786 takes_optional_argument.
3787 (General_options::General_options): Initialize do_demangle_.
3788 (General_options::finalize): Set do_demangle_. Handle demangling
3790 * options.h (parse_optional_string): Declare.
3791 (struct One_option): Add optional_arg field. Update constructor.
3792 Update call constructor calls. Add takes_optional_argument
3794 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3795 (DEFINE_optional_string): Define.
3796 (General_options::demangle): Change from DEFINE_bool to
3797 DEFINE_optional_string.
3798 (General_options::no_demangle): New function.
3799 (General_options::do_demangle): New function.
3800 (General_options::set_do_demangle): New function.
3801 (General_options::execstack_status_): Move definition to end of
3803 (General_options::static_): Likewise.
3804 (General_options::do_demangle_): New field.
3805 * object.cc (big_endian>::get_symbol_location_info): Call
3806 Options::do_demangle, not Options::demangle.
3807 * symtab.cc (demangle): Likewise.
3809 2008-03-22 Ian Lance Taylor <iant@google.com>
3811 * gold.h: Include <cstddef> and <sys/types.h>
3812 * options.h: Include <cstring>.
3814 2008-03-21 Ian Lance Taylor <iant@google.com>
3816 * Added source code to GNU binutils.