1 2009-08-24 Cary Coutant <ccoutant@google.com>
3 * options.h (General_options::no_keep_memory): Remove incorrect
6 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8 * Makefile.am (am__skiplex, am__skipyacc): New.
9 * Makefile.in: Regenerate.
11 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13 * Makefile.am (AM_CPPFLAGS): Renamed from ...
15 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
16 (AM_CPPFLAGS): Renamed from ...
18 * Makefile.in, testsuite/Makefile.in: Regenerate.
20 * Makefile.in: Regenerate.
21 * aclocal.m4: Likewise.
22 * config.in: Likewise.
23 * configure: Likewise.
24 * testsuite/Makefile.in: Likewise.
26 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
27 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
28 * Makefile.in: Regenerate.
29 * testsuite/Makefile.in: Regenerate.
31 2009-08-19 Cary Coutant <ccoutant@google.com>
33 * resolve.cc (Symbol_table::resolve): Don't complain about defined
34 symbols in shared libraries overridden by hidden or internal symbols
37 2009-08-19 Chris Demetriou <cgd@google.com>
39 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
40 checking source file names in error messages.
42 2009-08-18 Doug Kwan <dougkwan@google.com>
44 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
45 an elcpp::Ehdr as parameter. Adjust call to set_target.
46 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
47 an elfcpp::Ehdr as parameter.
48 * object.cc (Object::set_target): Remove the version that looks up
50 (Sized_relobj::setup): Take a Target object instead of
51 an elfcpp::Ehdr as parameter. Adjust call to set_target.
52 (make_elf_sized_object): Find target and ask target to
54 * object.h: (Object::set_target): Remove the version that looks up
56 (Sized_relobj::setup): Take a Target object instead of
57 an elfcpp:Ehdr as parameter.
58 * target.cc: Include dynobj.h.
59 (Target::do_make_elf_object_implementation): New.
60 (Target::do_make_elf_object): New.
61 * target.h (Target::make_elf_object): New template declaration.
62 (Target::do_make_elf_object): New method declarations.
63 (Target::do_make_elf_object_implementation): New template declaration.
65 2009-08-14 Ian Lance Taylor <iant@google.com>
67 * gold.h (FUNCTION_NAME): Define.
68 (gold_unreachable): Use FUNCTION_NAME.
70 2009-08-12 Sriraman Tallam <tmsriram@google.com>
72 * icf.cc (Icf::find_identical_sections): Issue a warning when a
73 symbol in the --keep-unique list is not found.
75 2009-08-12 Sriraman Tallam <tmsriram@google.com>
77 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
78 been maked as --keep-unique.
79 (Icf::unfold_section): New function.
80 * icf.h (Icf::unfold_section): New function.
81 * options.h (General_options::keep_unique): New option.
82 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
83 * testsuite/Makefile.in: Regenerate.
84 * testsuite/icf_keep_unique_test.sh: New file.
85 * testsuite/icf_keep_unique_test.cc: New file.
87 2009-08-12 Cary Coutant <ccoutant@google.com>
90 * resolve.cc (Symbol_table::resolve): Check for references from
91 dynamic objects to hidden and internal symbols.
92 * testsuite/Makefile.am (hidden_test.sh): New test.
93 * testsuite/Makefile.in: Regenerate.
94 * testsuite/hidden_test.sh: New script.
95 * testsuite/hidden_test_1.c: New test source.
96 * testsuite/hidden_test_main.c: New test source.
98 2009-08-11 Doug Kwan <dougkwan@google.com>
100 * arm.cc: Update comments.
101 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
102 segment to locate the .ARM.exidx section if present.
104 2009-08-09 Doug Kwan <dougkwan@google.com>
106 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
109 2009-08-07 Sriraman Tallam <tmsriram@google.com>
110 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
113 2009-08-06 Sriraman Tallam <tmsriram@google.com>
115 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
116 valid tls_segment only for non-debug-section relocations.
117 * testsuite/Makefile.am: Add gc_tls_test.
118 * testsuite/Makefile.in: Regenerate.
119 * testsuite/gc_tls_test.cc: New file.
120 * testsuite/gc_tls_test.sh: New file.
122 2009-08-05 Sriraman Tallam <tmsriram@google.com>
126 * Makefile.am (CCFILES): Add icf.cc.
128 * Makefile.in: Regenerate.
129 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
130 * gc.h (gc_process_relocs): Populate lists used by icf to contain
131 section, symbol and addend information for the relocs.
132 * gold.cc (queue_middle_tasks): Call identical code folding.
133 * gold.h: Add defines for multimap.
134 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
135 to the call of finalize_local_symbols.
136 * main.cc (main): Create object of class Icf.
137 * object.cc (Sized_relobj::do_layout): Allow this function to be
138 called twice during icf.
139 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
140 to sections marked as identical by icf.
141 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
143 (Sized_relobj::do_section_entsize): New function.
144 * object.h (Object::section_entsize): New function.
145 (Object::do_section_entsize): New pure virtual function.
146 (Relobj::finalize_local_symbols): Add new parameter.
147 (Relobj::do_section_entsize): New function.
148 * options.h (General_options::icf): New option.
149 (General_options::icf_iterations): New option.
150 (General_options::print_icf_sections): New option.
151 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
152 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
153 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
155 * symtab.cc (Symbol_table::is_section_folded): New function.
156 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
157 to sections marked as identical by icf.
158 * symtab.h (Symbol_table::set_icf): New function.
159 (Symbol_table::icf): New function.
160 (Symbol_table::is_section_folded): New function.
161 (Symbol_table::icf_): New data member.
162 * target-reloc.h (relocate_section): Ignore sections folded by icf.
163 * testsuite/Makefile.am: Add commands to build icf_test.
164 * testsuite/Makefile.in: Regenerate.
165 * testsuite/icf_test.sh: New file.
166 * testsuite/icf_test.cc: New file.
168 2009-07-24 Chris Demetriou <cgd@google.com>
170 * layout.cc (is_compressible_debug_section): Fix incorrect
171 comment about compressed section names.
173 2009-07-20 Ian Lance Taylor <ian@airs.com>
176 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
178 2009-07-16 Ian Lance Taylor <iant@google.com>
181 * layout.h: #include <map>.
182 (class Kept_section): Change from struct to class. Add accessors
183 and setters. Add section size to Comdat_group mapping. Change
184 Comdat_group to std::map. Add is_comdat_ field. Add
185 linkonce_size field in union.
186 (class Layout): Update declaration of find_or_add_kept_section.
187 Don't declare find_kept_object.
188 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
189 parameter. Add object, shndx, is_comdat, and is_group_name
190 parameters. Change all callers. Adjust for new Kept_section.
191 (Layout::find_kept_object): Remove.
192 * object.cc (Sized_relobj::include_section_group): Update use of
193 Kept_section. Rename secnum to shndx. Only record
194 Kept_comdat_section if sections are the same size.
195 (Sized_relobj::include_linkonce_section): Update use of
196 Kept_section. Only record Kept_comdat_section if sections are the
197 same size. Set size of linkonce section.
198 (Sized_relobj::map_to_kept_section): Update call to
199 get_kept_comdat_section.
200 * object.h (class Sized_relobj): Rename fields in
201 Kept_comdat_section to drop trailing underscores; change object
202 field to Relobj*. Change Kept_comdat_section_table to store
203 struct rather than pointer.
204 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
205 Add kept_object and kept_shndx parameters. Change all callers.
206 (Sized_relobj::get_kept_comdat_section): Change return type to
207 bool. Add kept_object and kept_shndx parameters. Change all
209 * plugin.cc (Pluginobj::include_comdat_group): Update call to
210 Layout::find_or_add_kept_section.
212 2009-07-09 Ian Lance Taylor <iant@google.com>
214 * merge.cc (Object_merge_map::initialize_input_to_output_map):
215 Reserve space in the hash table.
217 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
219 * fileread.cc (File_read::get_mtime): New method.
220 * fileread.h (Timespec): New structure.
221 (File_read::get_mtime): New method.
222 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
223 Renamed from timestamp_nsec.
224 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
226 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
228 (Incremental_inputs::report_archive): Save mtime; style fix.
229 (Incremental_inputs::report_obejct): Save mtime; style fix.
230 (Incremental_inputs::report_script): Save mtime; style fix.
231 (Incremental_inputs::finalize_inputs): Style fix.
232 (Incremental_inputs::finalize): Style fix.
233 (Incremental_inputs::create_input_section_data): Store inputs
235 * incremental.h (Incremental_inputs::report_script): Add mtime
237 (Incremental_inputs::Input_info::Input_info): Intialize only one
239 (Incremental_inputs::Input_info::archive): Move to nameless
241 (Incremental_inputs::Input_info::obejct): Move to nameless union.
242 (Incremental_inputs::Input_info::script): Move to nameless union.
243 (Incremental_inputs::mtime): New field.
244 * script.cc (read_input_script): Pass file mtime to
246 * script.h (Script_info::inputs): Style fix.
248 2009-07-01 Ian Lance Taylor <ian@airs.com>
250 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
253 2009-06-24 Ian Lance Taylor <iant@google.com>
256 * layout.cc (Layout::choose_output_section): If we find an
257 existing section, update the flags.
258 (Layout::create_notes): New function, broken out of
260 (Layout::finalize): Don't create note sections.
261 (Layout::create_note): Don't crash if linker script discards
263 (Layout::create_gold_note): Likewise.
264 (Layout::create_build_id): Likewise. Don't set
265 after_input_sections on the section.
266 (Layout::create_executable_stack_info): Remove target parameter.
268 * layout.h (class Layout): Declare create_notes. Update
269 declaration of create_executable_stack_info.
270 * gold.cc (queue_middle_tasks): Call create_notes.
271 * output.cc (Output_section::update_flags_for_input_section): Move
272 here from output.h. If SHF_ALLOC flag is newly set, mark address
274 * output.h (Output_data::mark_address_invalid): New function.
275 (class Output_section): Only declare, not define,
276 update_flags_for_input_section. Remove set_flags.
278 2009-06-24 Ian Lance Taylor <iant@google.com>
280 * script-sections.cc (Output_section_definition::
281 set_section_addresses): Rename shadowing local load_address to
284 2009-06-24 Ian Lance Taylor <iant@google.com>
287 * reloc.cc (relocate_sections): Skip empty relocation sections.
289 2009-06-23 Ian Lance Taylor <iant@google.com>
292 * layout.cc (Layout::create_note): Use choose_output_section
293 rather than make_output_section.
295 2009-06-23 Ian Lance Taylor <iant@google.com>
298 * options.cc (General_options::parse_V): Set printed_version_.
299 (General_options::General_options): Initialize printed_version_.
300 * options.h (class General_options): Add printed_version_ field.
301 * gold.cc (queue_initial_tasks): If there are no input files,
302 don't give a fatal error if we printed the version information.
303 (queue_middle_tasks): If using -r with a shared object, give a
304 fatal error rather than an ordinary error.
306 2009-06-23 Ian Lance Taylor <iant@google.com>
309 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
310 (Layout::make_output_section): Set have_stabstr_section_ if we see
312 (Layout::finalize): Call link_stabs_sections.
313 (Layout::link_stabs_sections): New file.
314 * layout.h (class Layout): Add have_stabstr_section_ field.
315 Declare link_stabs_sections.
317 2009-06-23 Doug Kwan <dougkwan@google.com>
319 * Makefile.am (libgold_a_LIBADD): New.
320 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
321 * Makefile.in: Regenerate.
322 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
323 * configure: Regenerate.
324 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
325 * fileread.cc: Include sys/state.h
326 * gold.h: Declare memmem and strndup if found missing.
327 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
329 2009-06-23 Ian Lance Taylor <iant@google.com>
331 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
332 * configure: Rebuild.
334 2009-06-23 Ian Lance Taylor <iant@google.com>
337 * object.cc (Object::section_contents): Don't try to get a view if
338 the section has length zero.
339 (Object::handle_gnu_warning_section): If the section is empty, use
340 the name of the section as the warning.
342 2009-06-23 Ian Lance Taylor <iant@google.com>
345 * stringpool.h (class Stringpool_template): Add optimize_ field.
346 (Stringpool_template::set_optimize): New function.
347 * stringpool.cc (Stringpool_template::Stringpool_template):
348 Initialize optimize_ field.
349 (Stringpool_template::set_string_offsets): Test local optimize
350 fild rather than parameter.
351 * layout.cc (Layout::Layout): Call set_optimize on the section
354 2009-06-22 Ian Lance Taylor <iant@google.com>
357 * yyscript.y: Parse TARGET.
358 * script.cc (script_set_target): New function.
359 * script-c.h (script_set_target): Declare.
360 * options.cc (General_options::string_to_object_format): Rename
361 from string_to_object_format in anonymous namespace. Change
363 * options.h (class General_options): Declare
364 string_to_object_format.
366 2009-06-22 Ian Lance Taylor <iant@google.com>
368 * script-sections.cc (Script_sections::create_segments): Don't put
369 program headers in a PT_LOAD segment if -n or -N.
371 2009-06-22 Ian Lance Taylor <iant@google.com>
374 * options.h (class General_options): Add -z lazy and -z now. Sort
375 -z options into alphabetical order.
376 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
378 2009-06-21 Ian Lance Taylor <iant@google.com>
380 * layout.cc (Layout::make_output_section): Call
381 Target::new_output_section.
382 (Layout::attach_allocated_section_to_segment): Put large section
383 sections in a separate load segment with the large segment flag
385 (Layout::segment_precedes): Sort large data segments after other
387 (align_file_offset): New static function.
388 (Layout::set_segment_offsets): Use align_file_offset.
389 * output.h (class Output_section): Add is_small_section_ and
390 is_large_section_ fields.
391 (Output_section::is_small_section): New function.
392 (Output_section::set_is_small_section): New function.
393 (Output_section::is_large_section): New function.
394 (Output_section::set_is_large_section): New function.
395 (Output_section::is_large_data_section): New function.
396 (class Output_segment): Add is_large_data_segment_ field.
397 (Output_segment::is_large_data_segment): New function.
398 (Output_segment::set_is_large_data_segment): New function.
399 * output.cc (Output_section::Output_section): Initialize new
401 (Output_segment::Output_segment): Likewise.
402 (Output_segment::add_output_section): Add assertion that large
403 data sections always go in large data segments. Force small data
404 sections to the end of the list of data sections. Force small BSS
405 sections to the start of the list of BSS sections. For large BSS
406 sections to the end of the list of BSS sections.
407 * symtab.h (class Symbol): Declare is_common_shndx.
408 (Symbol::is_defined): Check Symbol::is_common_shndx.
409 (Symbol::is_common): Likewise.
410 (class Symbol_table): Define enum Commons_section_type. Update
411 declarations. Add small_commons_ and large_commons_ fields.
412 * symtab.cc (Symbol::is_common_shndx): New function.
413 (Symbol_table::Symbol_table): Initialize new fields.
414 (Symbol_table::add_from_object): Put small and large common
415 symbols in the right list.
416 (Symbol_table::sized_finalized_symbol): Check
417 Symbol::is_common_shndx.
418 (Symbol_table::sized_write_globals): Likewise.
419 * common.cc (Symbol_table::do_allocate_commons): Allocate new
420 common symbol lists. Don't call do_allocate_commons_list if the
422 (Symbol_table::do_allocate_commons_list): Remove is_tls
423 parameter. Add comons_section_type parameter. Change all
424 callers. Handle small and large common symbols.
425 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
426 Symbol::is_common_shndx.
427 * resolve.cc (symbol_to_bits): Likewise.
428 * target.h (Target::small_common_shndx): New function.
429 (Target::small_common_section_flags): New function.
430 (Target::large_common_shndx): New function.
431 (Target::large_common_section_flags): New function.
432 (Target::new_output_section): New function.
433 (Target::Target_info): Add small_common_shndx, large_common_shndx,
434 small_common_section_flags, and large_common_section_flags
436 (Target::do_new_output_section): New virtual function.
437 * arm.cc (Target_arm::arm_info): Initialize new fields.
438 * i386.cc (Target_i386::i386_info): Likewise.
439 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
441 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
442 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
443 (Target_x86_64::do_new_output_section): New function.
444 * configure.ac: Define conditional MCMODEL_MEDIUM.
445 * testsuite/Makefile.am (check_PROGRAMS): Add large.
446 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
447 (large_LDFLAGS): Define.
448 * testsuite/large.c: New file.
449 * testsuite/testfile.cc (Target_test::test_target_info):
450 Initialize new fields.
451 * configure, testsuite/Makefile.in: Rebuild.
453 2009-06-05 Doug Kwan <dougkwan@google.com>
455 * Makefile.am (CCFILES): Add target.cc.
456 * Makefile.in: Regenerate.
457 * i386.cc (class Target_i386): Define new virtual method to
458 override do_is_local_label_name in parent.
459 * object.cc (Sized_relobj::do_count_local_symbols): Discard
460 local symbols if --discard-locals or -X is given.
461 * options.h (class General_options): Declare new options
462 '--discard-locals' and '-X' for discarding locals.
463 * target.h (class Target): Define new methods is_local_label_name.
464 Declare new virtual method do_is_local_label_name.
465 * target.cc: New file.
466 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
467 (check_SCRIPTS): Add discard_locals_test.sh.
468 (check_DATA): Add discard_local_tests.syms.
469 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
470 (discard_local_tests.syms, discard_locals_test.o): New make rules.
471 * testsuite/Makefile.in: Regenerate.
472 * testsuite/discard_locals_test.c: New file.
473 * testsuite/discard_locals_test.sh: Same.
475 2009-06-05 Doug Kwan <dougkwan@google.com>
477 * object.cc (Sized_relobj::Sized_relobj): Initialize
478 discarded_eh_frame_shndx_ to -1U.
479 (Sized_relobj::do_layout): Record index of a discard .eh_frame
481 (Sized_relobj::do_count_local_symbols): Skip local symbols in
482 a discarded .eh_frame section.
483 (Sized_relobj::do_finalize_local_symbols): Ditto.
484 * object.h (class Sized_relobj): Declare new member
485 discarded_eh_frame_shndx_.
486 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
487 (local_labels_test.o, local_labels_test): New rules.
488 * testsuite/Makefile.in: Regenerate.
490 2009-06-04 Doug Kwan <dougkwan@google.com>
492 * layout.cc (Layout::section_name_mapping): Add mapping for
493 special ARM sections.
495 2009-06-03 Doug Kwan <dougkwan@google.com>
497 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
498 (utils::has_overflow): Same.
500 2009-06-03 Ian Lance Taylor <iant@google.com>
502 * layout.cc (Layout::section_name_mapping): New array, replacing
503 Layout::linkonce_mapping.
504 (Layout::section_name_mapping_count): New variable, replacing
505 Layout::linkonce_mapping_count.
506 (Layout::linkonce_output_name): Remove.
507 (Layout::output_section_name): Rewrite.
508 * layout.h (class Layout): Rename Linkonce_mapping to
509 Section_name_mapping, linkonce_mapping to section_name_mapping,
510 linkonce_mapping_count to section_name_mapping_count. Don't
511 declare linkonce_output_name.
513 2009-06-03 Doug Kwan <dougkwan@google.com>
515 * gold/arm.cc (namespace utils): New.
516 (Target_arm::reloc_is_non_pic): Define new method.
517 (class Arm_relocate_functions): New.
518 (Target_arm::Relocate::relocate): Handle relocation types used by
521 2009-06-03 Ian Lance Taylor <iant@google.com>
523 * arm.cc (Target_arm::scan::global): Use || instead of |.
525 2009-06-02 Doug Kwan <dougkwan@google.com>
527 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
528 issued_non_pic_error_.
529 (class Target_arm::Scan): Declare new method check_non_pic.
530 Define new method symbol_needs_plt_entry.
531 Declare new data member issued_non_pic_error_.
532 (class Target_arm::Relocate): Declare new method
533 should_apply_static_reloc.
534 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
535 (Target_arm::Scan::check_non_pic): Define new method.
536 (Target_arm::Scan::local): Handle a small subset of reloc types used
538 (Target_arm::Scan::local): Same.
539 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
541 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
543 * incremental.cc (Incremental_inputs::report_command_line): Filter
544 out --incremental-* options.
546 2009-05-29 Doug Kwan <dougkwan@google.com>
548 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
550 (class Target_arm): Update comment.
551 (Target_arm::Target_arm): Initialize new data members GOT_,
552 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
553 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
554 and Target_arm::rel_dyn_section.
555 Declare new_enum Target_arm::Got_type.
556 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
558 Update commments for member do_dynsym_value.
559 (Target_arm::got_size, Target_arm::plt_section,
560 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
561 new methods inside class defintion.
562 (Target_arm::got_section): Define new method.
563 (Target_arm::rel_dyn_section): Same.
564 (Output_data_plt_arm): New template class.
565 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
566 (Output_data_plt_arm:do_adjust_output_section): Define new method.
567 (Output_data_plt_arm::add_entry): Same.
568 (Output_data_plt_arm::first_plt_entry): Define new
569 static data member for PLT instruction template.
570 (Output_data_plt_arm::plt_entry): Same.
571 (Output_data_plt_arm::do_write): Define new method.
572 (Target_arm::make_plt_entry): Same.
573 (Target_arm::do_finalize_sections): Same.
574 (Target_arm::do_dynsym_value): Same.
576 2009-05-28 Doug Kwan <dougkwan@google.com>
578 * Makefile.am (TARGETSOURCES): Add arm.cc.
579 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
580 * Makefile.in: Regenerate.
582 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
584 2009-05-26 Doug Kwan <dougkwan@google.com>
586 * options.cc (General_options::parse_exclude_libs). Fix a comment.
587 (General_options::check_excluded_libs): Strip off directories in
588 archive name before matching like GNU ld does.
589 * testsuite/Makefile.am (MOSTLYCLEANFILES,
590 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
591 (exclude_libs_test_LDFLAGS): Add linker option
592 -Wl,--exclude-libs,libexclude_libs_test_3
593 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
594 an explicit archive without using -l.
595 (alt/libexclude_libs_test_3.a): New make rule.
596 * testsuite/Makefile.in: Regenerate.
597 * testsuite/exclude_libs_test.c : Declare lib3_default().
599 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
600 * exclude_libs_test_3.c: New file.
602 2009-05-26 Nick Clifton <nickc@redhat.com>
604 * po/id.po: New Indonesian translation.
605 * po/gold.pot: Updated template file.
607 2009-05-22 Sriraman Tallam <tmsriram@google.com>
609 * testsuite/Makefile.am: Add -ffunction-sections to compile
610 gc_comdat_test files. Add -Wl,--gc-sections to build
612 * testsuite/Makefile.in: Regenerate.
613 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
615 2009-05-21 Sriraman Tallam <tmsriram@google.com>
617 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
618 kept comdat section was garbage collected.
619 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
620 * testsuite/Makefile.in: Regenerate.
621 * testsuite/gc_comdat_test.sh: New file.
622 * testsuite/gc_comdat_test_1.cc: New file.
623 * testsuite/gc_comdat_test_2.cc: New file.
625 2009-05-19 Doug Kwan <dougkwan@google.com>
627 * archive.cc (Archive::Archive): Move constructor from archive.h
628 to here. Initialize no_export_.
629 (Archive::get_elf_object_for_member): Set no_export flag of object.
630 * archive.h (Archive::Archive): Move constructor body to
632 (Archive::no_export): New method.
633 (Archive::no_export_): New field.
634 * object.h (Object::Object): Initialize no_export_ to false.
635 (Object::no_export, Object::set_no_export): New methods.
636 (Object::no_export_): New field.
637 * options.cc (General_options::parse_exclude_libs): New method.
638 (General_options::check_excluded_libs) Same.
639 * options.h (exclude_libs): New option.
640 (General_options::check_excluded_libs): New method declaration.
641 (General_options::excluded_libs_): New field.
642 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
643 default or protected visibility if an object has no-export flag set.
644 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
645 (check_SCRIPTS): Add exclude_libs_test.sh.
646 (check_DATA): Add exclude_libs_test.syms.
647 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
648 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
649 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
650 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
651 (exclude_libs_test.syms, libexclude_libs_test_1.a,
652 libexclude_libs_test_2.a): New rules.
653 * testsuite/Makefile.in: Regenerate.
654 * testsuite/exclude_libs_test.c: New file.
655 * testsuite/exclude_libs_test.sh: Ditto.
656 * testsuite/exclude_libs_test_1.c: Ditto.
657 * testsuite/exclude_libs_test_2.c: Ditto.
659 2009-05-15 Ian Lance Taylor <iant@google.com>
661 * configure.ac: Check for declarations for cases where libiberty.h
662 checks HAVE_DECL_xxx.
663 * configure, config.in: Rebuild.
665 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
667 * gold.h (Incremental_argument_list): Remove (invalid) forward
669 * incremental.cc (Incremental_inputs::report_achive): New method.
670 (Incremental_inputs::report_object): New method.
671 (Incremental_inputs::report_script): New method.
672 (Incremental_inputs::finalize_inputs): New method.
673 (Incremental_inputs::finalize): Call finalize_inputs().
674 (Incremental_inputs::sized_create_incremental_inputs_section_data):
675 Create inputs entries.
676 * incremental.h (Incremental_input_type): New enum.
677 (Incremental_inputs::Incremental_input): Initialize new fields.
678 (Incremental_inputs::report_inputs): New method.
679 (Incremental_inputs::report_achive): New method.
680 (Incremental_inputs::report_object): New method.
681 (Incremental_inputs::report_script): New method.
682 (Incremental_inputs::finalize_inputs): New method.
683 (Incremental_inputs::Input_info): New struct.
684 (Incremental_inputs::Input_info_map): New typedef.
685 (Incremental_inputs::lock_): New field.
686 (Incremental_inputs::Inputs_): New field.
687 (Incremental_inputs::Inputs_map): New field.
688 * main.cc (main): Call Incremental_input::report_inputs.
689 * options.h (Input_argument_list): Typedef moved from
691 (Input_file_group::Files): Remove, use ::Input_argument_list.
692 (Input_file_group::Input_argument_list): Remove, use
693 ::Input_argument_list.
694 * plugin.cc (Plugin_manager::add_input_file): Add error in
696 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
698 * script.cc (read_input_script): Call
699 Incremental_input::report_script.
700 * script.h (Script_info): New class.
702 2009-04-27 Ian Lance Taylor <iant@google.com>
704 * x86_64.cc (do_adjust_output_section): Set entsize to
707 2009-04-23 Elliott Hughes <enh@google.com>
709 * output.cc (Output_file::close): After short writes, continue
710 writing from the correct offset in the buffer being written.
712 2009-04-23 Chris Demetriou <cgd@google.com>
714 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
715 * configure: Regenerate.
716 * config.in: Regenerate.
717 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
718 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
720 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
722 * incremental.cc (Incremental_inputs_header_data): Renamed from
723 Incremental_input_header_data.
724 (Incremental_inputs_header_data::data_size): New field.
725 (Incremental_inputs_header_data::put_input_file_count): Renamed
726 from input_file_count.
727 (Incremental_inputs_header_data::put_command_line_offset): Renamed
728 from command_line_offset.
729 (Incremental_inputs_header_data::put_reserved): Renamed from
731 (Incremental_inputs_entry_data): Renamed from
732 Incremental_input_entry_data.
733 (Incremental_inputs_entry_data::data_size): New field.
734 (Incremental_inputs::report_command_line): New method.
735 (Incremental_inputs::finalize): New method.
736 (Incremental_inputs::create_incremental_inputs_data): New method.
737 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
738 * incremental.h: New file.
739 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
740 (Layout::finalize): Create incremental inputs section in
742 (Layout::create_incremental_info_sections): New method.
743 * layout.h (Layout::incremental_inputs): New method.
744 (Layout::create_incremental_info_sections): New method.
745 (Layout::incremental_inputs_): New field.
746 * main.cc (main): Notify Incremental_input of the command line.
748 2009-04-01 Ian Lance Taylor <iant@google.com>
749 Mikolaj Zalewski <mikolajz@google.com>
751 * gold.h (reserve_unordered_map): Define, three versions, one for
752 each version of Unordered_map.
753 * layout.cc (Layout::Layout): Remove options parameter. Add
754 number_of_input_files parameter. Don't initialize options_.
755 Initialize number_of_input_files_ and resized_signatures_. Move
756 sections_are_attached_.
757 (Layout::layout_group): Reserve space for group_signatures_.
758 (Layout::find_or_add_kept_section): Change name parameter to be a
759 reference. Resize signatures_ map when it gets large enough.
760 (Layout::layout_eh_frame): Use parameters->options() instead of
762 (Layout::make_output_section): Likewise.
763 (Layout::attach_allocated_section_to_segment): Likewise.
764 (Layout::finalize, Layout::create_executable_stack): Likewise.
765 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
766 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
767 * layout.h (class Layout): Update declarations. Remove options_
768 field. Add number_of_input_files_ and resized_signatures_
769 fields. Move sections_are_attached_ field.
770 * main.cc (main): Pass number of input files to Layout
771 constructor. Don't pass options.
773 2009-03-30 Ian Lance Taylor <iant@google.com>
775 * ffsll.c (ffsll): Correct implementation.
777 2009-03-27 Ian Lance Taylor <iant@google.com>
780 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
781 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
782 * ftruncate.c (ftruncate): Declare before definition.
783 * mremap.c (mremap): Likewise.
784 * pread.c (pread): Likewise.
785 * configure, Makefile.in, config.in: Rebuild.
787 * mremap.c: New file.
788 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
789 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
790 (mremap): Declare if HAVE_MREMAP is not defined.
791 * configure, Makefile.in, config.in: Rebuild.
793 2009-03-27 Cary Coutant <ccoutant@google.com>
795 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
796 position independent.
797 * sparc.cc (Target_sparc::check_non_pic): Likewise.
798 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
800 2009-03-24 Cary Coutant <ccoutant@google.com>
802 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
804 (needs_dynamic_reloc): Likewise.
806 2009-03-24 Ian Lance Taylor <iant@google.com>
808 * yyscript.y (file_cmd): Recognize EXTERN.
809 (extern_name_list, extern_name_list_body): New nonterminals.
810 * script.cc (script_add_extern): Define.
811 * script-c.h (script_add_extern): Declare.
813 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
815 * object.cc (is_elf_object): Define.
816 * object.h (is_elf_object): Declare.
817 * archive.cc (Archive::get_elf_object_for_member): Call
819 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
821 2009-03-24 Elliott Hughes <enh@google.com>
823 * output.cc (Output_file::map_anonymous): Define.
824 (Output_file::map): Use map_anonymous. If the regular mmap fails,
825 try an anonymous one. Report the size if the mmap fails.
826 * output.h (class Output_file): Declare map_anonymous.
828 2009-03-24 Ian Lance Taylor <iant@google.com>
830 * target-select.cc (instantiate_target): Don't acquire the lock if
831 the instantiated_target_ field has already been set.
833 2009-03-23 Ian Lance Taylor <iant@google.com>
835 * gold-threads.h (class Initialize_lock): Define.
836 * gold-threads.cc (class Initialize_lock_once): Define.
837 (initialize_lock_control): New static variable.
838 (initialize_lock_pointer): New static variable.
839 (initialize_lock_once): New static function.
840 (Initialize_lock::Initialize_lock): Define.
841 (Initialize_lock::initialize): Define.
842 * target-select.h: Include "gold-threads.h".
843 (class Target_selector): Add lock_ and initialize_lock_ fields.
844 Don't define instantiate_target, just declare it.
845 * target-select.cc (Target_selector::Target_selector): Initialize
847 (Target_selector::instantiate_target): Define.
848 * descriptors.h: Include "gold-threads.h".
849 (class Descriptors): Add initialize_lock_ field.
850 * descriptors.cc (Descriptors::Descriptors): Initialize new
852 (Descriptors::open): Use initialize_lock_ field
853 * errors.h (class Errors): Add initialize_lock_ field.
854 * errors.cc (Errors::Errors): Initialize new field.
855 (Errors::initialize_lock): Use initialize_lock_ field.
856 * powerpc.cc (class Target_selector_powerpc): Remove
857 instantiated_target_ field. In do_recognize call
858 instantiate_target rather than do_instantiate_target. In
859 do_instantiate_target just allocate a new target.
860 * sparc.cc (class Target_selector_sparc): Likewise.
862 * freebsd.h: New file.
863 * i386.cc: Include "freebsd.h".
864 (Target_i386): Derive from Target_freebsd rather than
866 (Target_selector_i386): Derive from Target_selector_freebsd rather
867 than Target_selector.
868 * x86_64.cc: Include "freebsd.h".
869 (Target_x86_64): Derive from Target_freebsd rather than
871 (Target_selector_x86_64): Derive from Target_selector_freebsd
872 rather than Target_selector.
873 * target.h (class Target): Add adjust_elf_header and
874 do_adjust_elf_header.
875 * output.cc (Output_file_header:: do_sized_write): Call target
876 adjust_elf_header routine.
877 * configure.tgt: Set targ_osabi.
878 * configure.ac: Define GOLD_DEFAULT_OSABI.
879 * parameters.cc (Parameters::default_target): Pass
880 GOLD_DEFAULT_OSABI to select_target.
881 * target-select.h (class Target_selector): Make instantiate_target
882 protected rather than private.
883 * Makefile.am (HFILES): Add freebsd.h.
884 * configure, Makefile.in, config.in: Rebuild.
886 * merge.cc (do_add_input_section): Correct pend value. Change
887 message about last entry not being null terminated from error to
890 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
892 * incremental.cc: New file.
893 * Makefile.am (CCFILES): Add incremental.cc.
894 * Makefile.in: Rebuild.
896 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
898 * layout.cc (Layout::output_section_name): Preserve names
899 of '.note.' sections.
901 2009-03-19 Ian Lance Taylor <iant@google.com>
903 * descriptors.cc (Descriptors::open): Check that the options are
904 valid before using them.
906 2009-03-18 Ian Lance Taylor <iant@google.com>
908 * script-sections.h: Include <list>.
909 (class Script_sections): Change Sections_elements from std::vector
910 to std::list. Typedef public Elements_iterator. Add
911 orphan_section_placement_, data_segment_align_start_, and
912 saw_data_segment_align_ fields. Remove data_segment_align_index_
914 * script-sections.cc (class Orphan_section_placement): New class.
915 (class Sections_element): Add virtual functions is_relro and
916 orphan_section_init. Remove virtual function place_orphan_here.
917 (class Output_section_definition): Add is_relro and
918 orphan_section_init. Remove place_orphan_here.
919 (class Orphan_output_section): Likewise.
920 (Script_sections::Script_sections): Update for field changes.
921 (Script_sections::data_segment_align): Set saw_data_segment_align_
922 and data_segment_align_start_, not data_segment_align_index.
923 (Script_sections::data_segment_relro_end): Check
924 saw_data_segment_align_. Use data_segment_align_start_ rather
925 than data_segment_align_index_.
926 (Script_sections::place_orphan): Rewrite to use
927 Orphan_section_placement.
929 2009-03-17 Ian Lance Taylor <iant@google.com>
931 * archive.cc (Archive::add_symbols): Check for a version attached
932 to the symbol name in the archive map.
933 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
934 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
935 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
936 (ver_test_11.a): New target.
937 * testsuite/Makefile.in: Rebuild.
939 * configure.ac: Check for chsize and posix_fallocate. Replace
941 * ftruncate.c: New file, from gnulib.
942 * output.cc (posix_fallocate): Define dummy version if not
943 HAVE_POSIX_FALLOCATE.
944 (Output_file::map): Call posix_fallocate rather than lseek and
946 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
947 * configure, Makefile.in, config.in: Rebuild.
949 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
951 * layout.h (Layout::create_note): Add section_name parameter.
952 * layout.cc (Layout::create_note): Likewise.
953 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
955 2009-03-17 Ian Lance Taylor <iant@google.com>
957 * descriptors.cc: Include "options.h".
958 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
959 (Descriptors::open): Always use O_CLOEXEC when opening a new
960 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
963 * sparc.cc (class Target_sparc): Add has_got_section.
964 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
965 make sure we have a GOT section.
967 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
968 (Target_sparc::Scan::local): Likewise.
969 (Target_sparc::Scan::global): Likewise.
970 (Target_sparc::Relocate::relocate): Likewise.
971 (Target_sparc::Relocate::relocate_tls): Likewise.
973 * symtab.cc (Symbol_table::define_default_version): New function,
974 broken out of add_from_object.
975 (Symbol_table::add_from_object): Call define_default_version.
976 (Symbol_table::define_special_symbol): Add resolve_oldsym
977 parameter. Change all callers. If the version for a symbol comes
978 from a version script, resolve it with the symbol with the same
979 name with no version. Also add the symbol without a version if
981 (do_define_in_output_data): If resolving with oldsym, don't delete
983 (do_define_in_output_segment): Likewise.
984 (do_define_as_constant): Likewise.
985 * symtab.h (class Symbol_table): Update declarations.
987 2009-03-13 Ian Lance Taylor <iant@google.com>
989 * readsyms.cc (Read_symbols::incompatible_warning): New function.
990 (Read_symbols::requeue): New function.
991 (Read_symbols::do_read_symbols): If make_elf_object fails because
992 the target type is not configured, and the file was searched for,
993 issue a warning and retry with the next directory.
994 (Add_symbols::run): If the file has an incompatible format, and
995 it was searched for, requeue the Read_symbols task. On error,
997 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
998 dirindex parameter to constructor. Change all callers. Declare
999 incompatible_warning and requeue.
1000 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1001 input_argument_ and input_group_ fields. Add them to
1002 constructor. Change all callers.
1003 (class Read_script): Add dirindex_ field. Add it to constructor.
1005 * archive.cc (Archive::setup): Remove input_objects parameter.
1007 (Archive::get_file_and_offset): Likewise.
1008 (Archive::read_all_symbols): Likewise.
1009 (Archive::read_symbols): Likewise.
1010 (Archive::get_elf_object_for_member): Remove input_objects
1011 parameter. Add punconfigured parameter. Change all callers.
1012 (Archive::add_symbols): Change return type to bool. Check return
1013 value of include_member.
1014 (Archive::include_all_members): Likewise.
1015 (Archive::include_member): Change return type to bool. Return
1016 false if first included object has incompatible target. Set
1017 included_member_ field.
1018 (Add_archive_symbols::run): If add_symbols returns false, requeue
1020 * archive.h (class Archive): Add included_member_ field.
1021 Initialize it in constructor. Add input_file and searched_for
1022 methods. Update declarations.
1023 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1024 input_argument_ fields. Add them to constructor. Change all
1026 * script.cc: Include "target-select.h".
1027 (class Parser_closure): Add skip_on_incompatible_target_ and
1028 found_incompatible_target_ fields. Add
1029 skip_on_incompatible_target parameter to constructor. Change all
1030 callers. Add methods skip_on_incompatible_target,
1031 clear_skip_on_incompatible_target, found_incompatible_target, and
1032 set_found_incompatible_target.
1033 (read_input_script): Add dirindex parameter. Change all callers.
1034 If parser finds an incompatible target, requeue Read_symbols
1036 (script_set_symbol): Clear skip_on_incompatible_target in
1038 (script_add_assertion, script_parse_option): Likewise.
1039 (script_start_sections, script_add_phdr): Likewise.
1040 (script_check_output_format): New function.
1041 * script.h (read_input_script): Update declaration.
1042 * script-c.h (script_check_output_format): Declare.
1043 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1044 (ignore_cmd): Remove OUTPUT_FORMAT.
1045 * fileread.cc (Input_file::Input_file): Add explicit this.
1046 (Input_file::will_search_for): New function.
1047 (Input_file::open): Add pindex parameter. Change all callers.
1048 * fileread.h (class Input_file): Add input_file_argument method.
1049 Declare will_search_for. Update declarations.
1050 * object.cc (make_elf_object): Add punconfigured parameter.
1052 * object.h (class Object): Make input_file public. Add
1053 searched_for method.
1054 (make_elf_object): Update declaration.
1055 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1057 * dirsearch.h (class Dirsearch): Update declaration.
1058 * options.h (class General_options): Add --warn-search-mismatch.
1059 * parameters.cc (Parameters::is_compatible_target): New function.
1060 * parameters.h (class Parameters): Declare is_compatible_target.
1061 * workqueue.cc (Workqueue::add_blocker): New function.
1062 * workqueue.h (class Workqueue): Declare add_blocker.
1064 * fileread.cc (Input_file::open): Remove options parameter.
1066 (Input_file::open_binary): Likewise.
1067 * script.cc (read_input_script): Likewise.
1068 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1069 options parameter from constructor. Change all callers.
1070 (class Read_script): Likewise.
1071 * fileread.h (class Input_file): Update declarations.
1072 * script.h (read_input_script): Update declaration.
1074 2009-03-10 Nick Clifton <nickc@redhat.com>
1076 * po/es.po: New Spanish translation.
1078 2009-03-06 Cary Coutant <ccoutant@google.com>
1080 * options.cc (parse_short_option): Keep dash_z from registering itself.
1082 2009-03-03 Ian Lance Taylor <iant@google.com>
1085 * target-reloc.h (relocate_section): Pass output_section to
1087 * i386.cc (Target_i386::should_apply_static_reloc): Add
1088 output_section parameter. Change all callers.
1089 (Target_i386::Relocate::relocate): Add output_section parameter.
1090 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1091 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1092 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1093 * testsuite/two_file_shared.sh: New script.
1094 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1095 (check_DATA): Add two_file_shared.dbg.
1096 (two_file_shared.dbg): New target.
1097 * testsuite/Makefile.in: Rebuild.
1099 2009-03-01 Ian Lance Taylor <iant@google.com>
1101 * configure.ac: Check for byteswap.h.
1102 * configure: Rebuild.
1103 * config.in: Rebuild.
1105 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1107 * layout.cc (Layout::find_or_add_kept_section): New function.
1108 (Layout::add_comdat): Removed.
1109 * layout.h (struct Kept_section): Move out of class Layout.
1110 Remove trailing underscores from field names. Add group_sections
1111 field. Rename group_ field to is_group. Change all uses.
1112 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1113 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1114 comdat_groups_ field.
1115 (Sized_relobj::include_section_group): Use
1116 find_or_add_kept_section and Kept_section::group_sections.
1117 (Sized_relobj::include_linkonce_section): Likewise.
1118 * object.cc (class Sized_relobj): Don't define Comdat_group or
1119 Comdat_group_table. Remove find_comdat_group and
1120 add_comdat_group. Remove comdat_groups_ field.
1121 * plugin.cc (include_comdat_group): Use
1122 Layout::find_or_add_kept_section.
1124 2009-02-28 Ian Lance Taylor <iant@google.com>
1126 * README: --gc-sections and map files are now supported. Document
1127 some build requirements.
1130 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1131 relocatable link set the value of the section symbol to zero.
1132 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1133 relocatable link don't include the section address in the local
1136 2009-02-27 Ian Lance Taylor <iant@google.com>
1139 * options.h (class Search_directory): Add is_system_directory.
1140 (class General_options): Declare is_in_system_directory.
1141 * options.cc (get_relative_sysroot): Make static.
1142 (get_default_sysroot): Make static.
1143 (General_optoins::is_in_system_directory): New function.
1144 * fileread.cc (Input_file::is_in_system_directory): New function.
1145 * fileread.h (class Input_file): Declare is_in_system_directory.
1146 * object.h (class Object): Add is_in_system_directory.
1147 (class Input_objects): Remove system_library_directory_ field.
1148 * object.cc (Input_objects::add_object): Don't set
1149 system_library_directory_.
1150 (input_objects::found_in_system_library_directory): Remove.
1151 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1152 parameter. Change all callers.
1153 (Symbol_table::sized_write_globals): Likewise.
1154 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1155 Call Object::is_in_system_directory.
1156 * symtab.h (class Symbol_table): Update declarations.
1159 * descriptors.h (Open_descriptor): Add is_on_stack field.
1160 * descriptors.cc (Descriptors::open): If the descriptor is on the
1161 top of the stack, remove it. Initialize is_on_stack field.
1162 (Descriptors::release): Only add pod to stack if it is not on the
1164 (Descriptors::close_some_descriptor): Clear stack_next and
1168 * output.cc (Output_section::find_starting_output_address): Rename
1169 from starting_output_address; add PADDR parameter; change return
1171 * output.h (class Output_section): Declare
1172 find_starting_output_address instead of starting_output_address.
1173 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1174 section symbol for which we can't find a merge section.
1177 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1178 hidden or internal, force the symbol to be local.
1179 * resolve.cc (Symbol::override_visibility): Define.
1180 (Symbol::override_base): Use override_visibility.
1181 (Symbol_table::resolve): Likewise.
1182 (Symbol::override_base_with_special): Likewise.
1183 (Symbol_table::override_with_special): If the visibility is hidden
1184 or internal, force the symbol to be local.
1185 * symtab.h (class Symbol): Add set_visibility and
1186 override_visibility.
1187 * testsuite/ver_test_1.sh: New file.
1188 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1189 (check_DATA): Add ver_test_1.syms.
1190 (ver_test_1.syms): New target.
1191 * testsuite/Makefile.in: Rebuild.
1193 2009-02-25 Cary Coutant <ccoutant@google.com>
1195 * layout.cc (Layout::choose_output_section): Don't rename sections
1196 when using a linker script that has a SECTIONS clause.
1197 * Makefile.in: Regenerate.
1199 * testsuite/Makefile.am (script_test_5.sh): New test case.
1200 * testsuite/Makefile.in: Regenerate.
1201 * testsuite/script_test_5.cc: New file.
1202 * testsuite/script_test_5.sh: New file.
1203 * testsuite/script_test_5.t: New file.
1205 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1207 * archive.cc (Archive::include_member): Update calls to add_symbols.
1208 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1209 the Layout argument.
1210 * dynobj.h (do_add_symbols): Add the Layout argument.
1211 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1213 * object.h (Object::add_symbols): Add the Layout argument.
1214 (Object::do_add_symbols): Add the Layout argument.
1215 (Sized_relobj::do_add_symbols): Add the Layout argument.
1216 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1217 Unify the two versions.
1218 (Add_plugin_symbols): Remove.
1219 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1220 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1221 (Add_plugin_symbols): Remove.
1222 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1223 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1224 (Add_symbols::run): Make it work with Pulginobj.
1226 2009-02-06 Ian Lance Taylor <iant@google.com>
1228 * object.cc (Sized_relobj::do_layout): Make info message start
1229 with lower case letter.
1231 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1233 * binary.cc: Fix file comment.
1235 * options.h (enum Incremental_disposition): Define.
1236 (class General_options): Add new options: --incremental,
1237 --incremental_changed, --incremental_unchanged,
1238 --incremental_unknown. Add incremental_disposition_ and
1239 implicit_incremental_ fields.
1240 (General_options::incremental_disposition): New function.
1241 (class Position_dependent_options): Add incremental_disposition
1243 (Position_dependent_options::copy_from_options): Set incremental
1245 * options.cc (General_options::parse_incremental_changed): New
1247 (General_options::parse_incremental_unchanged): New function.
1248 (General_options::parse_incremental_unknown): New function.
1249 (General_options::General_options): Initialize new fields
1250 incremental_disposition_ and implicit_incremental_.
1251 (General_options::finalize): Check for uasge of --incremental-*
1252 without --incremental.
1254 2009-02-06 Chris Demetriou <cgd@google.com>
1256 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1257 pointer and to report location as the file name associated with
1259 (gold_undefined_symbol_at_location): New function to replace the
1260 old gold_undefined_symbol functionality.
1261 * target-reloc.h (relocate_section): Update to use
1262 gold_undefined_symbol_at_location.
1263 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1264 Call gold_undefined_symbol function rather than gold_error.
1265 * errors.h (Errors::undefined_symbol): Take location as a
1266 string, rather than calculating it from a relocation.
1267 * errors.cc (Errors::fatal): Print "fatal error:" before the
1269 (Errors::error, Errors::error_at_location): Print "error: "
1270 before the formatted message.
1271 (Errors::undefined_symbol): Take location as a string, rather
1272 than calculating it from a relocation.
1273 (gold_undefined_symbol_at_location): New function akin to
1274 old gold_undefined_symbol, calculates location from relocation.
1275 (gold_undefined_symbol): Change to take only a Symbol pointer
1276 and to report location as the file name associated with the symbol.
1277 * testsuite/debug_msg.sh: Update for changed error messages.
1278 * testsuite/undef_symbol.sh: Likewise.
1280 2009-02-04 Duncan Sands <baldrick@free.fr>
1283 * reduced_debug_output.h
1284 (Output_reduced_debug_abbrev_section::failed): Use format for
1286 (Output_reduced_debug_info_section::faild): Likewise.
1288 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1290 * script.cc (Lazy_demangler): New class.
1291 (Version_script_info::get_symbol_version_helper): Demangle a
1294 2009-01-29 Cary Coutant <ccoutant@google.com>
1296 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1298 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1300 2009-01-28 Ian Lance Taylor <iant@google.com>
1302 * version.cc (version_string): Bump to 1.9.
1304 * gold.h: Include <cstring> and <stdint.h>.
1305 * version.cc: Include <cstdio>.
1306 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1308 * reduced_debug_output.cc (insert_into_vector): Rename from
1309 Insert_into_vector; change all callers. Use Swap_unaligned to
1310 avoid aliasing issue; remove union since it is unnecessary.
1312 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1314 * Makefile.am (CCFILES): Add gc.cc.
1316 * Makefile.in: Regenerate.
1317 * gold.cc (Gc_runner): New class.
1318 (queue_initial_tasks): Call garbage collection related tasks
1319 when corresponding options are invoked.
1320 (queue_middle_gc_tasks): New function.
1321 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1322 processed early before laying out sections during garbage collection.
1323 * gold.h (queue_middle_gc_tasks): New function.
1324 (is_prefix_of): Move from "layout.cc".
1325 * i386.cc (Target_i386::gc_process_relocs): New function.
1326 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1327 * main.cc (main): Create object of class "Garbage_collection".
1328 * object.cc (Relobj::copy_symbols_data): New function.
1329 (Relobj::is_section_name_included): New function.
1330 (Sized_relobj::do_layout): Allow this function to be called twice
1331 during garbage collection and defer layout of section during the
1333 * object.h (Relobj::get_symbols_data): New function.
1334 (Relobj::is_section_name_included): New function.
1335 (Relobj::copy_symbols_data): New function.
1336 (Relobj::set_symbols_data): New function.
1337 (Relobj::get_relocs_data): New function.
1338 (Relobj::set_relocs_data): New function.
1339 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1340 (Relobj::gc_process_relocs): New function.
1341 (Relobj::do_gc_process_relocs): New pure virtual function.
1342 (Relobj::sd_): New data member.
1343 (Sized_relobj::is_output_section_offset_invalid): New function.
1344 (Sized_relobj::do_gc_process_relocs): New function.
1345 * options.h (General_options::gc_sections): Modify to not be a no-op.
1346 (General_options::print_gc_sections): New option.
1347 * plugin.cc (Plugin_finish::run): Remove function call to
1348 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1349 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1350 * reloc.cc (Read_relocs::run): Add task to process relocs and
1351 determine unreferenced sections when doing garbage collection.
1352 (Gc_process_relocs): New class.
1353 (Sized_relobj::do_gc_process_relocs): New function.
1354 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1355 sections that are garbage collected.
1356 * reloc.h (Gc_process_relocs): New class.
1357 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1358 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1359 symbols whose corresponding sections are garbage collected.
1360 (Symbol_table::Symbol_table): Add new parameter for the garbage
1362 (Symbol_table::gc_mark_undef_symbols): New function.
1363 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1364 (Symbol_table::gc_mark_dyn_syms): New function.
1365 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1367 (Symbol_table::add_from_object): Likewise.
1368 (Symbol_table::add_from_relobj): When building shared objects, do not
1369 treat externally visible symbols as garbage.
1370 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1371 table information for static and relocatable links.
1372 * symtab.h (Symbol_table::set_gc): New function.
1373 (Symbol_table::gc): New function.
1374 (Symbol_table::gc_mark_undef_symbols): New function.
1375 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1376 (Symbol_table::gc_mark_dyn_syms): New function.
1377 (Symbol_table::gc_): New data member.
1378 * target.h (Sized_target::gc_process_relocs): New pure virtual
1380 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1381 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1383 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1385 * options.h (General_options::gc_sections): Define as a no-op for now.
1386 (General_options::no_keep_memory): Ditto.
1387 (General_options::Bshareable): Define.
1388 * options.cc (General_options::finalize): Honor -Bshareable.
1390 2009-01-20 Andreas Schwab <schwab@suse.de>
1392 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1393 read the value in the contents, since we don't use it. Use the
1394 template endianness when writing.
1395 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1397 2009-01-19 Andreas Schwab <schwab@suse.de>
1399 * configure.tgt (powerpc64-*): Fix targ_obj.
1401 2009-01-15 Ian Lance Taylor <iant@google.com>
1403 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1404 local symbols when stripping all symbols.
1406 2009-01-14 Cary Coutant <ccoutant@google.com>
1408 * output.cc (Output_reloc): Add explicit instantiations.
1410 2009-01-14 Cary Coutant <ccoutant@google.com>
1412 * archive.cc (Archive::get_elf_object_for_member): Remove call
1413 to File_read::claim_for_plugin.
1414 * descriptors.cc (Descriptors::open): Remove reference to
1416 (Descriptors::claim_for_plugin): Remove.
1417 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1418 (Descriptors::is_claimed): Remove.
1419 (claim_descriptor_for_plugin): Remove.
1420 * fileread.cc (File_read::claim_for_plugin): Remove.
1421 * fileread.h (File_read::claim_for_plugin): Remove.
1422 (File_read::descriptor): Reopen descriptor if necessary.
1423 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1424 (Plugin_manager::all_symbols_read): Add task parameter. Change
1426 (Plugin_manager::get_input_file): New function.
1427 (Plugin_manager::release_input_file): New function.
1428 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1429 corresponding data member.
1430 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1431 and pass to base constructor. Change all callers.
1432 (get_input_file, release_input_file): New functions.
1433 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1434 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1435 (Plugin_manager::all_symbols_read): Add task parameter.
1436 (Plugin_manager::get_input_file): New function.
1437 (Plugin_manager::release_input_file): New function.
1438 (Plugin_manager::task_): New data member.
1439 (Pluginobj::Pluginobj): Add filesize parameter.
1440 (Pluginobj::filename): New function.
1441 (Pluginobj::descriptor): New function.
1442 (Pluginobj::filesize): New function.
1443 (Pluginobj::filesize_): New data member.
1444 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1445 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1446 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1448 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1449 with archive libraries.
1450 * testsuite/Makefile.in: Regenerate.
1451 * testsuite/plugin_test.c (struct sym_info): New type.
1452 (get_input_file, release_input_file): New static variables.
1453 (onload): Capture new transfer vector entries.
1454 (claim_file_hook): Stop reading at end of file according to filesize.
1455 Factor out parsing of readelf output into separate function.
1456 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1457 APIs and get the source file name from the symbol table. Convert
1458 source file name to corresponding object file name. Print info
1459 message when adding new input files.
1460 (parse_readelf_line): New function.
1461 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1462 * testsuite/plugin_test_2.sh: Likewise.
1463 * testsuite/plugin_test_3.sh: Likewise.
1464 * testsuite/plugin_test_4.sh: New test case.
1466 2009-01-07 Ian Lance Taylor <iant@google.com>
1468 * version.cc (version_string): Bump to 1.8.
1470 2008-12-23 Cary Coutant <ccoutant@google.com>
1472 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1473 * plugin.cc (Plugin_manager::finish): Rename as
1474 layout_deferred_objects. Move cleanup to separate function.
1475 (Plugin_manager::cleanup): New function.
1476 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1478 * plugin.h (Plugin_manager::finish): Rename as
1479 layout_deferred_objects.
1480 (Plugin_manager::cleanup): New function.
1481 (Plugin_manager::cleanup_done): New field.
1483 2008-12-23 Cary Coutant <ccoutant@google.com>
1485 * plugin.cc (is_visible_from_outside): New function.
1486 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1487 so we don't return "IR only" status for exported symbols or -r links.
1489 * testsuite/Makefile.am (plugin_test_3): New test case.
1490 * testsuite/Makefile.in: Regenerate.
1491 * testsuite/plugin_test_3.sh: New file.
1493 2008-12-22 Cary Coutant <ccoutant@google.com>
1495 * object.cc (Sized_relobj::layout_section): New function.
1496 (Sized_relobj::do_layout): Defer layout of input sections until after
1497 plugin has provided replacement files.
1498 (Sized_relobj::do_layout_deferred_sections): New function.
1499 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1500 (Relobj::layout_deferred_sections): New function.
1501 (Relobj::do_layout_deferred_sections): New function.
1502 (Sized_relobj::do_layout_deferred_sections): New function.
1503 (Sized_relobj::layout_section): New function.
1504 (Sized_relobj::Deferred_layout): New structure.
1505 (Sized_relobj::deferred_layout_): New field.
1506 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1507 Change all callers. Layout deferred sections.
1508 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1510 (Plugin_hook::run): Move code from do_plugin_hook inline.
1511 (Plugin_hook::do_plugin_hook): Remove.
1512 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1513 (Plugin_manager::finish): Renamed, was cleanup.
1514 (Plugin_manager::should_defer_layout): New function.
1515 (Plugin_manager::add_deferred_layout_object): New function.
1516 (Plugin_manager::Deferred_layout_list): New type.
1517 (Plugin_manager::deferred_layout_objects_): New field.
1518 (Plugin_hook::do_plugin_hook): Remove.
1520 2008-12-17 Ian Lance Taylor <iant@google.com>
1522 * options.h (class General_options): Add --no case for
1525 2008-12-16 Cary Coutant <ccoutant@google.com>
1527 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1529 (Plugin_manager::claim_file): Create plugin object even if
1530 plugin did not call the add_symbols callback.
1531 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1532 asking for more symbols than were added.
1533 * testsuite/Makefile.am (plugin_test_1): Add test case with
1535 (empty.syms): New target.
1536 * testsuite/Makefile.in: Regenerate.
1537 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1538 message. Don't call add_symbols if no globals.
1539 (all_symbols_read_hook): Don't provide replacement for empty
1542 2008-12-12 Ian Lance Taylor <iant@google.com>
1544 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1545 r_type == 0 for a local symbol with r_sym == 0.
1546 (scan_relocatable_relocs): Pass r_sym to
1547 local_non_section_strategy.
1548 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1551 * configure.ac: Update test for TLS descriptors: they are
1552 supported as of glibc 2.9.
1553 * configure: Rebuild.
1555 2008-12-11 Ian Lance Taylor <iant@google.com>
1558 * target-reloc.h (Default_scan_relocatable_relocs): For each
1559 function, map r_type == 0 to RELOC_DISCARD.
1561 2008-12-10 Cary Coutant <ccoutant@google.com>
1563 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1564 object to override a kept COMDAT group from a plugin object.
1566 2008-12-09 Ian Lance Taylor <iant@google.com>
1569 * yyscript.y (file_cmd): Handle INPUT.
1571 * testsuite/initpri1.c: Change all declarations to be full
1572 prototypes by adding void, to avoid compiler warnings.
1574 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1576 * options.cc (General_options::parse_plugin_opt): New.
1577 (General_options::add_plugin): The argument now is just the filename.
1578 (General_options::add_plugin_option): New.
1579 * options.h (plugin_opt): New.
1580 (add_plugin): Change argument name.
1581 (add_plugin_option): New.
1582 * plugin.cc (Plugin::load): Don't parse the plugin option.
1583 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1584 (Plugin::add_option): New.
1585 (Plugin::args_): Change type.
1586 (Plugin::filename_): New.
1587 (Plugin_manager::add_plugin_option): New.
1588 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1589 * testsuite/Makefile.in: Regenerate.
1591 2008-12-05 Cary Coutant <ccoutant@google.com>
1593 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1594 Handle --strip-lto-sections option.
1595 * options.h (strip_lto_sections): New option.
1597 2008-12-01 Cary Coutant <ccoutant@google.com>
1599 * plugin.cc (ld_plugin_message): Change format parameter to const.
1600 Fix mismatch between new[] and delete.
1602 2008-11-14 Cary Coutant <ccoutant@google.com>
1604 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1607 2008-11-05 Craig Silverstein <csilvers@google.com>
1609 * options.cc (General_options::parse_dynamic_list): New function.
1610 * options.h (General_options): New flags dynamic_list,
1611 dynamic_list_data, dynamic_list_cpp_new, and
1612 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1613 (General_options::in_dynamic_list): New function.
1614 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1615 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1616 (Lex::can_continue_name): Likewise.
1618 (read_script_file): New parameter script_options.
1619 (read_dynamic_list): New function.
1620 (Script_options::define_dynamic_list): New function.
1621 (dynamic_list_keyword_parsecodes): New variable.
1622 (dynamic_list_keywords): New variable.
1623 * script.h (Script_options::define_dynamic_list): New function
1625 (read_dynamic_list): New function prototype.
1626 * symtab.cc (strprefix): New macro.
1627 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1628 dynamic_list_data, dynamic_list_cpp_new, and
1629 dynamic_list_cpp_typeinfo.
1630 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1631 (dynamic_list_expr): New rule.
1632 (dynamic_list_nodes): Likewise.
1633 (dynamic_list_node): Likewise.
1634 * testsuite/Makefile.am (dynamic_list): New test.
1635 * testsuite/Makefile.in: Regenerated.
1636 * testsuite/dynamic_list.t: New file.
1637 * testsuite/dynamic_list.sh: New file.
1639 2008-11-05 Craig Silverstein <csilvers@google.com>
1641 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1642 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1643 (t11_last): Likewise.
1644 * testsuite/ver_test_6.c (main): Likewise.
1646 2008-10-07 Cary Coutant <ccoutant@google.com>
1648 * options.c (General_options::finalize): Add check for -static and
1650 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1653 2008-10-02 Cary Coutant <ccoutant@google.com>
1655 * plugin.cc (make_sized_plugin_object): Fix conditional
1656 compilation to work when not all targets are enabled.
1658 2008-09-29 Cary Coutant <ccoutant@google.com>
1660 * archive.cc (Archive::get_file_and_offset): Use filename instead
1661 of name to get library path.
1662 (Archive::include_member): Unlock external member of a thin archive.
1664 * testsuite/Makefile.am (TEST_AR): New variable.
1665 (thin_archive_test_1): New test.
1666 (thin_archive_test_2): New test.
1667 * testsuite/Makefile.in: Regenerate.
1668 * testsuite/thin_archive_main.cc: New file.
1669 * testsuite/thin_archive_test_1.cc: New file.
1670 * testsuite/thin_archive_test_2.cc: New file.
1671 * testsuite/thin_archive_test_3.cc: New file.
1672 * testsuite/thin_archive_test_4.cc: New file.
1674 2008-09-29 Cary Coutant <ccoutant@google.com>
1676 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1677 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1679 (Sized_relobj::do_finalize_local_symbols): Likewise.
1680 (Sized_relobj::map_to_kept_section): Likewise.
1681 * object.h (Sized_relobj::invalid_address): New constant.
1682 (Sized_relobj::do_output_section_offset): Check for invalid_address
1684 * output.cc (Output_reloc::local_section_offset): Use constant
1685 invalid_address instead of -1U.
1686 (Output_reloc::get_address): Likewise.
1687 (Output_section::output_address): Change -1U to -1ULL.
1688 * output.h (Output_reloc::invalid_address): New constant.
1689 * reloc.cc (Sized_relobj::write_sections): Use constant
1690 invalid_address instead of -1U.
1691 (Sized_relobj::relocate_sections): Likewise.
1692 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1693 values for merge sections.
1694 * target-reloc.h (relocate_for_relocatable): Use constant
1695 invalid_address instead of -1U.
1697 2008-09-19 Cary Coutant <ccoutant@google.com>
1699 Add plugin functionality for link-time optimization (LTO).
1700 * configure.ac (plugins): Add --enable-plugins option.
1701 * configure: Regenerate.
1702 * config.in: Regenerate.
1703 * Makefile.am (LIBDL): New variable.
1704 (CCFILES): Add plugin.cc.
1705 (HFILES): Add plugin.h.
1706 (ldadd_var): Add LIBDL.
1707 * Makefile.in: Regenerate.
1709 * archive.cc: Include "plugin.h".
1710 (Archive::setup): Don't preread archive symbols when using a plugin.
1711 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1712 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1714 (Archive::include_member): Add symbols from plugin objects.
1715 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1716 * descriptors.cc (Descriptors::open): Check for file descriptors
1717 abandoned by plugins.
1718 (Descriptors::claim_for_plugin): New function.
1719 * descriptors.h (Descriptors::claim_for_plugin): New function.
1720 (Open_descriptor::is_claimed): New field.
1721 (claim_descriptor_for_plugin): New function.
1722 * fileread.cc (File_read::claim_for_plugin): New function.
1723 * fileread.h (File_read::claim_for_plugin): New function.
1724 (File_read::descriptor): New function.
1725 * gold.cc: Include "plugin.h".
1726 (queue_initial_tasks): Add task to call plugin hooks for generating
1728 * main.cc: Include "plugin.h".
1729 (main): Load plugin libraries.
1730 * object.h (Pluginobj): Declare.
1731 (Object::pluginobj): New function.
1732 (Object::do_pluginobj): New function.
1733 (Object::set_target): New function.
1734 * options.cc: Include "plugin.h".
1735 (General_options::parse_plugin): New function.
1736 (General_options::General_options): Initialize plugins_ field.
1737 (General_options::add_plugin): New function.
1738 * options.h (Plugin_manager): Declare.
1739 (General_options): Add --plugin option.
1740 (General_options::has_plugins): New function.
1741 (General_options::plugins): New function.
1742 (General_options::add_plugin): New function.
1743 (General_options::plugins_): New field.
1744 * plugin.cc: New file.
1745 * plugin.h: New file.
1746 * readsyms.cc: Include "plugin.h".
1747 (Read_symbols::do_read_symbols): Check for archive before checking
1748 for ELF file. Call plugin hooks to claim files.
1749 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1750 from a real object file; force override when processing replacement
1752 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1753 (Symbol::init_base_object): Likewise.
1754 (Symbol::init_base_output_data): Likewise.
1755 (Symbol::init_base_output_segment): Likewise.
1756 (Symbol::init_base_constant): Likewise.
1757 (Symbol::init_base_undefined): Likewise.
1758 (Symbol::output_section): Assert that object is not a plugin.
1759 (Symbol_table::add_from_pluginobj): New function.
1760 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1762 (Symbol_table::sized_write_globals): Likewise.
1763 (Symbol_table::add_from_pluginobj): Instantiate template.
1764 * symtab.h (Sized_pluginobj): Declare.
1765 (Symbol::in_real_elf): New function.
1766 (Symbol::set_in_real_elf): New function.
1767 (Symbol::in_real_elf_): New field.
1768 (Symbol_table::add_from_pluginobj): New function.
1770 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1771 (LIBDL): New variable.
1773 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1774 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1775 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1776 (MOSTLYCLEANFILES): Likewise.
1777 * testsuite/Makefile.in: Regenerate.
1778 * testsuite/plugin_test.c: New file.
1779 * testsuite/plugin_test_1.sh: New file.
1780 * testsuite/plugin_test_2.sh: New file.
1782 2008-09-16 Ian Lance Taylor <iant@google.com>
1784 * target-reloc.h (relocate_section): Check whether a symbol is
1785 defined by the ABI before reporting an undefined symbol error.
1786 * target.h (Target::is_defined_by_abi): Make parameter const.
1787 (Target::do_is_defined_by_abi): Likewise.
1788 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1789 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1790 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1791 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1792 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1793 * testsuite/Makefile.in: Rebuild.
1795 * fileread.cc (make_view): Add casts to avoid warning.
1797 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1799 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1800 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1802 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1804 * options.h (General_options::output_is_executable): New.
1805 (General_options::output_is_pie): New.
1806 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1807 for shared libraries.
1808 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1810 2008-09-11 Chris Demetriou <cgd@google.com>
1812 * options.h (origin): New -z option.
1813 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1814 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1817 2008-09-05 Cary Coutant <ccoutant@google.com>
1819 * fileread.cc (File_read::make_view): Add check for attempt to map
1822 2008-09-05 Cary Coutant <ccoutant@google.com>
1824 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1825 explicit instantiations.
1827 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1830 * options.cc (General_options::finalize): Allow undefined symbols
1831 in shlibs if linking -shared.
1834 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1835 symbols as not needing a dynsym entry.
1837 2008-08-20 Craig Silverstein <csilvers@google.com>
1839 * fileread.cc (File_read::open): Do not lock the file unless it
1840 was successfully opened.
1842 2008-08-14 Cary Coutant <ccoutant@google.com>
1844 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1845 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1846 * testsuite/tls_test.cc (struct int128): 128-bit struct
1847 for testing TLS relocs with non-zero addend.
1848 (v12): New TLS variable.
1850 (t_last): Add check for v12.
1851 * testsuite/tls_test.h (t12): New function.
1852 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1854 2008-08-13 Ian Lance Taylor <iant@google.com>
1856 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1857 set tls_segment_ or relro_segment_.
1858 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1860 * output.h (Output_section::clear_is_relro): New function.
1861 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1862 sections specially even when output_data_ is empty.
1863 (Output_segment::maximum_alignment): When first section is relro,
1864 only force alignment for PT_LOAD segments.
1865 * script.cc (script_data_segment_align): New function.
1866 (script_data_segment_relro_end): New function.
1867 * script-c.h (script_data_segment_align): Declare.
1868 (script_data_segment_relro_end): Declare.
1869 * script-sections.h (class Script_sections): Declare
1870 data_segment_align and data_segment_relro_end. Add fields
1871 segment_align_index_ and saw_relro_end_.
1872 * script-sections.cc (class Sections_element): Add set_is_relro
1873 virtual function. Add new bool* parameter to place_orphan_here.
1874 Add get_output_section virtual function.
1875 (class Output_section_definition): Add set_is_relro. Add new
1876 bool* parameter to place_orphan_here. Add get_output_section.
1877 Add is_relro_ field.
1878 (Output_section_definition::Output_section_definition): Initialize
1879 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1880 and is_relro_ fields.
1881 (Output_section_definition::place_orphan_here): Add is_relro
1883 (Output_section_definition::set_section_addresses): Set relro for
1885 (Output_section_definition::alternate_constraint): Likewise.
1886 (class Orphan_output_section): Add new bool* parameter to
1887 place_orphan_here. Add get_output_section.
1888 (Orphan_output_section::place_orphan_here): Add is_relro
1890 (Script_sections::Script_sections): Initialize
1891 data_segment_align_index_ and saw_relro_end_.
1892 (Script_sections::data_segment_align): New function.
1893 (Script_sections::data_segment_relro_end): New function.
1894 (Script_sections::place_orphan): Set or clear is_relro.
1895 (Script_sections::set_section_addresses): Force alignment of first
1897 * yyscript.y (exp): Call script_data_segment_align and
1898 script_data_segment_relro_end.
1899 * testsuite/relro_script_test.t: New file.
1900 * testsuite/relro_test.cc (using_script): Declare.
1901 (t1, t2): Test using_script.
1902 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1903 (relro_script_test_SOURCES): Define.
1904 (relro_script_test_DEPENDENCIES): Define.
1905 (relro_script_test_LDFLAGS): Define.
1906 (relro_script_test_LDADD): Define.
1907 (relro_script_test.so): New target.
1908 * testsuite/Makefile.in: Rebuild.
1910 2008-08-06 Cary Coutant <ccoutant@google.com>
1912 * archive.cc (Archive::total_archives, Archive::total_members)
1913 (Archive::total_members_loaded): New variables.
1914 (Archive::setup): Add parameter. Add option to preread
1916 (Archive::read_armap): Add counter.
1917 (Archive::get_file_and_offset): New function.
1918 (Archive::get_elf_object_for_member): New function.
1919 (Archive::read_all_symbols): New function.
1920 (Archive::read_symbols): New function.
1921 (Archive::add_symbols): Add counters.
1922 (Archive::include_all_members): Use armap to find members if it's
1924 (Archive::include_member): Skip reading symbols if already read.
1925 Factored code into Archive::get_file_and_offset and
1926 Archive::get_elf_object_for_member. Changed call to
1927 Mapfile::report_include_archive_member.
1928 (Archive::print_stats): New function.
1929 * archive.h: Declare Object and Read_symbols_data classes.
1930 (Archive::Archive): Add initializers for new members.
1931 (Archive::setup): Add parameter.
1932 (Archive::print_stats): New function.
1933 (Archive::total_archives, Archive::total_members)
1934 (Archive::total_members_loaded): New variables.
1935 (Archive::get_file_and_offset): New function.
1936 (Archive::get_elf_object_for_member): New function.
1937 (Archive::read_all_symbols): New function.
1938 (Archive::read_symbols): New function.
1939 (Archive::Archive_member): New class.
1940 (Archive::members_): New member.
1941 (Archive::num_members_): New member.
1942 * main.cc: Include archive.h.
1943 (main): Call Archive::print_stats.
1944 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1945 archive parameter; member_name is now the fully-decorated name.
1946 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1947 * options.h: (General_options): Add --preread-archive-symbols option.
1948 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1951 2008-08-04 Ian Lance Taylor <iant@google.com>
1953 * symtab.h (Symbol::use_plt_offset): New function.
1954 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1955 * powerpc.cc (Relocate::relocate): Likewise.
1956 * sparc.cc (Relocate::relocate): Likewise.
1957 * x86_64.cc (Relocate::relocate): Likewise.
1958 * testsuite/weak_plt.sh: New test.
1959 * testsuite/weak_plt_main.cc: New test.
1960 * testsuite/weak_plt_shared.cc: New test.
1961 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1962 (check_PROGRAMS): Add weak_plt.
1963 (check_DATA): Add weak_plt_shared.so.
1964 (weak_plt_main_pic.o, weak_plt): New targets.
1965 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1966 * testsuite/Makefile.in: Rebuild.
1968 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1970 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1971 * testsuite/Makefile.in: Rebuild.
1973 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1975 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1976 * Makefile.in: Regenerate.
1977 * po/POTFILES.in: Regenerate.
1979 2008-07-29 Ian Lance Taylor <iant@google.com>
1981 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1982 symbols before other symbols.
1983 * testsuite/script_test_2.cc (test_addr): Declare.
1984 (test_addr_alias): Declare.
1985 (main): Check that test_addr and test_addr_alias have the right
1987 * testsuite/script_test_2.t: Define test_addr_alias and
1990 2008-07-24 Ian Lance Taylor <iant@google.com>
1993 * descriptors.cc: New file.
1994 * descriptors.h: New file.
1995 * gold-threads.h (class Hold_optional_lock): New class.
1996 * fileread.cc: Include "descriptors.h".
1997 (File_read::~File_read): Release descriptor rather than closing
1999 (File_read::open) [file]: Call open_descriptor rather than open.
2000 Set is_descriptor_opened_.
2001 (File_read::open) [memory]: Assert that descriptor is not open.
2002 (File_read::reopen_descriptor): New function.
2003 (File_read::release): Release descriptor.
2004 (File_read::do_read): Make non-const. Reopen descriptor.
2005 (File_read::read): Make non-const.
2006 (File_read::make_view): Reopen descriptor.
2007 (File_read::do_readv): Likewise.
2008 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2009 Update declarations.
2010 * layout.cc: Include "descriptors.h".
2011 (Layout::create_build_id): Use open_descriptor rather than open.
2012 * output.cc: Include "descriptors.h".
2013 (Output_file::open): Use open_descriptor rather than open.
2014 * archive.cc (Archive::const_iterator): Change Archive to be
2016 (Archive::begin, Archive::end): Make non-const.
2017 (Archive::count_members): Likewise.
2018 * archive.h (class Archive): Update declarations.
2019 * object.h (Object::read): Make non-const.
2020 * Makefile.am (CCFILES): Add descriptors.cc.
2021 (HFILES): Add descriptors.h.
2022 * Makefile.in: Rebuild.
2025 * gold.h: Always include <clocale>. Add Solaris workarounds
2026 following code in binutils/sysdep.h.
2029 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2030 this->eh_frame_hdr_ is NULL before using it.
2032 * dynobj.cc (Versions::Versions): Update comment.
2034 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2035 the base version name.
2037 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2038 array size plus one.
2039 (Stringpool_template::set_string_offsets): Subtract one from key
2040 before using it as an array index.
2041 (Stringpool_template::get_offset_with_length): Likewise.
2042 (Stringpool_template::write_to_buffer): Likewise.
2043 * stringpool.h (Stringpool_template::get_offset_from_key):
2046 2008-07-23 Ian Lance Taylor <iant@google.com>
2049 * object.h (Merged_symbol_value::value): Do our best to handle a
2053 * script.cc (Version_script_info::get_versions): Don't add empty
2054 version tag to return value.
2055 (Version_script_info::get_symbol_version_helper): Change return
2056 type to bool. Add pversion parameter. Change all callers.
2057 (script_register_vers_node): Don't require a non-NULL tag.
2058 * script.h (class Version_script_info): Update declarations.
2059 (Version_script_info::get_symbol_version): Change return type to
2060 bool. Add version parameter. Change all callers.
2061 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2062 handling. Handle an empty version from a version script.
2063 (Symbol_table::define_special_symbol): Likewise.
2064 * testsuite/ver_test_10.script: New file.
2065 * testsuite/ver_test_10.sh: New file.
2066 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2067 (check_DATA): Add ver_test_10.syms.
2068 (ver_test_10.syms, ver_test_10.so): New target.
2069 * testsuite/Makefile.in: Rebuild.
2071 2008-07-23 Simon Baldwin <simonb@google.com>
2073 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2074 to zero for undefined symbols from dynamic libraries.
2076 2008-07-23 Ian Lance Taylor <iant@google.com>
2078 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2080 * symtab.h (class Symbol_table): Update declaration.
2081 * testsuite/ver_test_9.cc: New file.
2082 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2083 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2084 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2085 (ver_test_9.so, ver_test_9.o): New targets.
2086 * testsuite/Makefile.in: Rebuild.
2088 2008-07-22 Ian Lance Taylor <iant@google.com>
2090 * options.h (class General_options): Define --check-sections.
2091 * layout.cc (Layout::set_segment_offsets): Handle
2094 * options.h (class General_options): Define -n/--nmagic and
2096 * options.cc (General_options::finalize): For -n/--nmagic or
2097 -N/--omagic, set -static.
2098 * layout.cc (Layout::attach_allocated_section_to_segment): If
2099 -N/--omagic, don't put read-only and read-write sections in
2101 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2102 finding a read-only segment.
2103 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2104 don't set the minimum segment alignment to the common page size,
2105 and don't set the file offset to the address modulo the page size.
2106 * script-sections.cc (Script_sections::create_segments): If
2107 -n/--omagic, don't put read-only and read-write sections in
2110 * cref.cc: New file.
2112 * options.h (class General_options): Add --print-symbol-counts.
2113 * main.cc (main): Issue defined symbol report if requested.
2114 * archive.cc (Archive::interpret_header): Make into a const member
2116 (Archive::add_symbols): Call Input_objects::archive_start and
2118 (Archive::const_iterator): Define new class.
2119 (Archive::begin, Archive::end): New functions.
2120 (Archive::include_all_members): Rewrite to use iterator.
2121 (Archive::count_members): New function.
2122 * archive.h (class Archive): Update declarations.
2123 (Archive::filename): New function.
2124 * object.cc: Include "cref.h".
2125 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2126 (Sized_relobj::do_get_global_symbol_counts): New function.
2127 (Input_objects::add_object): Add object to cross-referencer.
2128 (Input_objects::archive_start): New function.
2129 (Input_objects::archive_stop): New function.
2130 (Input_objects::print_symbol_counts): New function.
2131 * object.h: Declare Cref and Archive.
2132 (Object::get_global_symbol_counts): New function.
2133 (Object::do_get_global_symbol_counts): New pure virtual function.
2134 (class Sized_relobj): Add defined_count_ field. Update
2136 (class Input_objects): Add cref_ field. Update constructor.
2137 Update declarations.
2138 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2140 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2142 (Sized_dynobj::do_get_global_symbol_counts): New function.
2143 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2144 defined_count_. Update declarations. Define Symbols typedef.
2145 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2146 parameter. Change all callers.
2147 (Symbol_table::add_from_dynobj): Add sympointers and defined
2148 parameters. Change all callers.
2149 * symtab.h (class Symbol_table): Update declarations.
2150 * Makefile.am (CCFILES): Add cref.cc.
2151 (HFILES): Add cref.h.
2152 * Makefile.in: Rebuild.
2154 2008-07-22 Simon Baldwin <simonb@google.com>
2156 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2157 to zero when writing undefined symbols.
2159 2008-07-22 Ian Lance Taylor <iant@google.com>
2161 * output.cc (Output_section::add_input_section): Don't try to
2162 merge empty merge sections.
2164 2008-07-21 Craig Silverstein <csilvers@google.com>
2166 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2167 Include symbol version in error message.
2169 2008-07-20 Chris Demetriou <cgd@google.com>
2171 * configure.ac (gold_cv_c_random_seed): New configured variable.
2172 (RANDOM_SEED_CFLAGS): New substituted variable.
2173 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2174 * configure: Rebuild.
2175 * Makefile.in: Likewise.
2176 * testsuite/Makefile.in: Likewise.
2178 2008-07-18 Ian Lance Taylor <iant@google.com>
2180 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2181 where we see NAME/NULL and NAME/VERSION as separate symbols.
2182 * testsuite/ver_test_main.cc (main): Call t4.
2183 (t4, t4_2a): Define.
2184 * testsuite/ver_test_2.cc (t4_2): Define.
2185 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2186 * testsuite/ver_test_4.cc (t4_2a): Define.
2187 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2188 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2190 2008-07-17 Ian Lance Taylor <iant@google.com>
2192 * dynobj.cc (Versions::add_def): If we give an error about a
2193 missing version, go ahead and create the version anyhow.
2195 2008-07-10 Ian Lance Taylor <iant@google.com>
2197 Handle output sections with more than 0x7fffffff bytes.
2198 * object.h (class Relobj): Change map_to_output_ to
2199 output_sections_, and just keep a section pointer. Change all
2200 uses. Move comdat group support to Sized_relobj.
2201 (Relobj::is_section_specially_mapped): Remove.
2202 (Relobj::output_section): Remove poff parameter. Change all
2204 (Relobj::output_section_offset): New function.
2205 (Relobj::set_section_offset): Rewrite.
2206 (Relobj::map_to_output): Remove.
2207 (Relobj::output_sections): New function.
2208 (Relobj::do_output_section_offset): New pure virtual function.
2209 (Relobj::do_set_section_offset): Likewise.
2210 (class Sized_relobj): Add section_offsets_ field. Add comdat
2211 group support from Relobj. Update declarations.
2212 (Sized_relobj::get_output_section_offset): New function.
2213 (Sized_relobj::do_output_section_offset): New function.
2214 (Sized_relobj::do_set_section_offset): New function.
2215 * object.cc (Relobj::output_section_address): Remove.
2216 (Sized_relobj::Sized_relobj): Initialize new fields.
2217 (Sized_relobj::include_section_group): Cast find_kept_object to
2219 (Sized_relobj::include_linkonce_section): Likewise.
2220 (Sized_relobj::do_layout): Use separate arrays for output section
2222 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2224 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2225 output_sections and section_offsets.
2226 (Sized_relobj::write_local_symbols): Likewise.
2227 (map_to_kept_section): Compute output address directly.
2228 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2229 output_sections and section_offsets.
2230 (Sized_relobj::write_sections): Likewise.
2231 (Sized_relobj::relocate_sections): Likewise.
2232 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2233 * output.h (class Output_reloc): Update declarations. Change
2234 u2_.relobj to Sized_relobj*.
2235 (class Output_data_reloc): Change add functions to use
2237 * output.cc (Output_reloc::Output_reloc): Change relobj to
2239 (Output_reloc::local_section_offset): Change return type to
2240 Elf_Addr. Use get_output_section_offset.
2241 (Output_reloc::get_address): Likewise.
2242 (Output_section::is_input_address_mapped): Don't call
2243 is_section_specially_mapped.
2244 (Output_section::output_offset): Likewise.
2245 (Output_section::output_address): Likewise.
2246 (Output_section::starting_output_address): Likewise.
2247 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2248 parameter to Sized_relobj*.
2249 (Copy_relocs::need_copy_reloc): Likewise.
2250 (Copy_relocs::save): Likewise.
2251 * copy-relocs.h (class Copy_relocs): Update declarations.
2252 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2253 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2254 * target-reloc.h (relocate_for_relocatable): Change
2255 offset_in_output_section type to Elf_Addr. Change code that uses
2257 * layout.cc (Layout::layout): Always set *off.
2258 * mapfile.cc (Mapfile::print_input_section): Use
2259 output_section_offset.
2260 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2262 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2263 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2264 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2266 2008-07-03 Ian Lance Taylor <iant@google.com>
2268 * layout.cc (Layout::include_section): Do not discard unrecognized
2269 SHT_STRTAB sections.
2271 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2273 * script.cc (Lex::can_continue_name): Make '?' allowable in
2274 version-script names.
2275 * testsuite/version_script.map: Change glob pattern to use '?'
2277 2008-06-30 Manish Singh <yosh@gimp.org>
2280 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2283 2008-06-30 Ian Lance Taylor <iant@google.com>
2287 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2288 versions]: Don't try to read the value in the contents, since we
2289 don't use it. Use the template endianness when writing.
2291 2008-06-25 Cary Coutant <ccoutant@google.com>
2293 * fileread.cc (File_read::make_view): Assert on zero-length view.
2294 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2295 symbol table when there are no symbols to read.
2297 2008-06-23 Craig Silverstein <csilvers@google.com>
2299 * version.cc (version_string): Bump to 1.7
2301 2008-06-18 Craig Silverstein <csilvers@google.com>
2303 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2304 constant 0xFFFF to type Valtype.
2305 (Powerpc_relocate_functions::rel16_ha): Likewise.
2307 2008-06-17 Ian Lance Taylor <iant@google.com>
2309 * output.h (Output_section::Input_section): Initialize p2align_ to
2310 zero for Output_section_data constructors.
2311 (Output_section::Input_section::addralign): If not an input
2312 section, return the alignment of the Output_section_data.
2313 * testsuite/copy_test.cc: New file.
2314 * testsuite/copy_test_1.cc: New file.
2315 * testsuite/copy_test_2.cc: New file.
2316 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2317 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2318 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2319 (copy_test_1_pic.o, copy_test_1.so): New targets.
2320 (copy_test_2_pic.o, copy_test_2.so): New targets.
2321 * testsuite/Makefile.in: Rebuild.
2323 * script-sections.cc (Script_sections::place_orphan): Initialize
2324 local variable exact.
2326 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2328 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2330 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2331 David S. Miller <davem@davemloft.net>
2333 * powerpc.cc: New file.
2334 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2335 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2336 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2337 * Makefile.in: Rebuild.
2339 2008-06-09 Ian Lance Taylor <iant@google.com>
2341 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2343 (throwing, orig_terminate): New static variables.
2344 (terminate_handler): New static function.
2345 (t2): Set terminate handler.
2347 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2350 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2353 2008-05-30 Cary Coutant <ccoutant@google.com>
2355 * archive.cc (Archive::include_all_members) Correct to step
2356 over symbol table and extended name table in thin archives.
2358 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2361 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2364 2008-05-28 Caleb Howe <cshowe@google.com>
2366 * reduced_debug_output.cc: New file.
2367 * reduced_debug_output.h: New file.
2368 * options.h (class General_options): Add --strip-debug-non-line.
2369 * options.cc (General_options::finalize): Add strip_debug_non_line
2370 to the strip heirarchy.
2371 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2373 * layout.cc: Include "reduced_debug_output.h".
2374 (Layout::Layout): Initialize new fields.
2375 (line_only_debug_sections): New static array.
2376 (is_lines_only_debug_sections): New static inline function.
2377 (Layout::include_section): Handle --strip-debug-non-line.
2378 (Layout::make_output_section): If --strip-debug-non-line, build
2379 new output sections for .debug_abbrev and .debug_info.
2380 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2381 gold. Warn about possible overflow.
2382 (read_signed_LEB_128): Likewise.
2383 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2384 (read_signed_LEB_128): Declare.
2385 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2386 (HFILES): Add reduced_debug_output.h.
2387 * Makefile.in: Rebuild.
2389 2008-05-21 Ian Lance Taylor <iant@google.com>
2391 * mapfile.cc: New file.
2392 * mapfile.h: New file.
2393 * options.h (class General_options): Add -M/--print-map and -Map.
2394 * options.cc (General_options::finalize): Make -M equivalent to
2396 * main.cc: Include <cstdio> and "mapfile.h".
2397 (main): Open mapfile if requested.
2398 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2399 constructor. Change caller.
2400 (queue_initial_tasks): Add mapfile parameter. Change caller.
2401 (queue_middle_tasks): Likewise.
2402 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2404 * archive.cc: Include "mapfile.h".
2405 (Archive::add_symbols): Add mapfile parameter. Change all
2406 callers. Pass mapfile, symbol, and reason to include_member.
2407 (Archive::include_all_members): Add mapfile parameter. Change all
2409 (Archive::include_member): Add mapfile, sym, and why parameters.
2410 Change all callers. Report inclusion to map file.
2411 * archive.h: Include "fileread.h".
2412 (class Archive): Update declarations.
2413 (Archive::file): New const method.
2414 (class Add_archive_symbols): Add mapfile_ field. Update
2415 constructor. Change all callers.
2416 * readsyms.h (class Read_symbols): Likewise.
2417 (class Finish_group): Likewise.
2418 (class Read_script): Likewise.
2419 * common.cc: Include "mapfile.h".
2420 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2422 (Symbol_table::do_allocate_commons): Likewise.
2423 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2424 symbol allocation to mapfile.
2425 * common.h (class Allocate_commons_task): Add mapfile_ field.
2426 Update constructor. Change all callers.
2427 * symtab.h (class Symbol_table): Update declarations.
2428 * layout.cc: Include "mapfile.h".
2429 (Layout_task_runner::run): Print information to mapfile.
2430 (Layout::create_gold_note): Change Output_data_fixed_space to
2431 Output_data_zero_fill.
2432 (Layout::create_build_id): Likewise.
2433 (Layout::print_to_mapfile): New function.
2434 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2435 constructor. Change caller.
2436 (class Layout): Declare print_to_mapfile.
2437 * output.cc (Output_section::Input_section::print_to_mapfile): New
2439 (Output_section::add_input_section): If producing a map, always
2440 add to input_sections_ list.
2441 (Output_section::do_print_to_mapfile): New function.
2442 (Output_segment::print_sections_to_mapfile): New function.
2443 (Output_segment::print_section_list_to_mapfile): New function.
2444 * output.h: Include "mapfile.h".
2445 (Output_data::print_to_mapfile): New function.
2446 (Output_data::do_print_to_mapfile): New virtual function.
2447 (Output_segment_headers::do_print_to_mapfile): New function.
2448 (Output_file_header::do_print_to_mapfile): New function.
2449 (Output_data_const::do_print_to_mapfile): New function.
2450 (class Output_data_const_buffer): Add map_name_ field. Update
2451 constructor. Change all callers. Add do_print_to_mapfile
2453 (class Output_data_fixed_space): Likewise.
2454 (class Output_data_space): Likewise.
2455 (class Output_data_zero_fill): New class.
2456 (Output_data_strtab::do_print_to_mapfile): New function.
2457 (Output_data_reloc_base::do_print_to_mapfile): New function.
2458 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2459 (Output_data_group::do_print_to_mapfile): New function.
2460 (Output_data_got::do_print_to_mapfile): New function.
2461 (Output_data_dynamic::do_print_to_mapfile): New function.
2462 (Output_symtab_xindex::do_print_to_mapfile): New function.
2463 (class Output_section): Declare do_print_to_mapflie. Declare
2464 print_to_mapfile in Input_section.
2465 (class Output_segment): Declare new functions.
2466 * object.h (Sized_relobj::symbol_count): New function.
2467 * script-sections.cc
2468 (Output_section_element_dot_assignment::set_section_addresses):
2469 Change Output_data_fixed_space to Output_data_zero_fill.
2470 (Output_data_expression::do_print_to_mapfile): New function.
2471 * script.cc (read_input_script): Add mapfile parameter. Change
2473 * script.h (read_input_script): Update declaration.
2474 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2475 (Eh_frame::do_print_to_mapfile): New function.
2476 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2477 (Output_merge_string::do_print_to_mapfile): New function.
2478 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2480 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2482 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2484 * Makefile.am (CCFILES): Add mapfile.cc.
2485 (HFILES): Add mapfile.h.
2486 * Makefile.in: Rebuild.
2488 2008-05-19 Ian Lance Taylor <iant@google.com>
2490 * options.h (class General_options): Add -z relro.
2491 * layout.cc (Layout::Layout): Initialize relro_segment_.
2492 (Layout::add_output_section_data): Return the output section.
2493 (Layout::make_output_section): Rcognize relro sections and mark
2495 (Layout::attach_allocated_section_to_segment): Put relro sections
2496 in a PT_GNU_RELRO segment.
2497 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2499 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2501 (Layout::linkonce_mapping): Map d.rel.ro.local to
2503 (Layout::output_section_name): Us .data.rel.ro.local for any
2504 section which begins with that.
2505 * layout.h (class Layout): Update add_output_section_data
2506 declaration. Add relro_segment_ field.
2507 * output.cc (Output_section::Output_section): Initialize is_relro_
2508 and is_relro_local_ fields.
2509 (Output_segment::add_output_section): Group relro sections.
2510 (Output_segment::is_first_section_relro): New function.
2511 (Output_segment::maximum_alignment): If there is a relro section,
2512 align the segment to the common page size.
2513 (Output_segment::set_section_addresses): Track whether we are
2514 looking at relro sections. If the last section is a relro
2515 section, align to the common page size.
2516 (Output_segment::set_section_list_addresses): Add in_relro
2517 parameter. Change all callers. Align to the page size when
2518 moving from relro to non-relro section.
2519 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2521 * output.h (class Output_section): Add is_relro_ and
2522 is_relro_local_ fields.
2523 (Output_section::is_relro): New function.
2524 (Output_section::set_is_relro): New function.
2525 (Output_section::is_relro_local): New function.
2526 (Output_section::set_is_relro_local): New function.
2527 (class Output_segment): Update declarations.
2528 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2529 * sparc.cc (Target_sparc::got_section): Likewise.
2530 * x86_64.cc (Target_x86_64::got_section): Likewise.
2531 * testsuite/relro_test_main.cc: New file.
2532 * testsuite/relro_test.cc: New file.
2533 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2534 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2535 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2536 (relro_test.so, relro_test_pic.o): New targets.
2537 * testsuite/Makefile.in: Rebuild.
2539 2008-05-16 Ian Lance Taylor <iant@google.com>
2541 * output.cc (Output_segment::add_output_section): Remove front
2543 * output.h (class Output_segment): Remove
2544 add_initial_output_section and overloaded add_output_section.
2545 Update declaration of remaining add_output_section.
2546 * layout.cc (Layout::create_interp): Call add_output_section
2547 rather than add_initial_output_section.
2548 (Layout::finish_dynamic_section): Likewise.
2550 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2551 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2552 know the dynamic type.
2553 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2554 field. Initialize it in constructor.
2555 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2556 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2557 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2560 * output.cc (Output_reloc::get_address): Change return type to
2562 * output.h (class Output_reloc): Update get_address declaration.
2563 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2564 for section addresses.
2566 2008-05-09 Ian Lance Taylor <iant@google.com>
2569 * gold.cc (gold_nomem): Use return value of write.
2571 2008-05-08 Ian Lance Taylor <iant@google.com>
2573 * symtab.c (Symbol::init_base_output_data): Add version
2574 parameter. Change all callers.
2575 (Symbol::init_base_output_segment): Likewise.
2576 (Symbol::init_base_constant): Likewise.
2577 (Symbol::init_base_undefined): Likewise.
2578 (Sized_symbol::init_output_data): Likewise.
2579 (Sized_symbol::init_output_segment): Likewise.
2580 (Sized_symbol::init_constant): Likewise.
2581 (Sized_symbol::init_undefined): Likewise.
2582 (Symbol_table::do_define_in_output_data): If the new symbol has a
2583 version, mark it as the default.
2584 (Symbol_table::do_define_in_output_segment): Likewise.
2585 (Symbol_table::do_define_as_constant): Likewise.
2586 * symtab.h (class Symbol): Update declarations.
2587 (class Sized_symbol): Likewise.
2588 * resolve.cc (Symbol::override_version): New function.
2589 (Symbol::override_base): Call override_version.
2590 (Symbol::override_base_with_special): Likewise.
2591 * testsuite/ver_script_8.script: New file.
2592 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2593 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2594 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2595 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2597 2008-05-06 Ian Lance Taylor <iant@google.com>
2600 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2602 (class General_options): Remove existing --undefined, and add
2603 --no-undefined instead. Add new --undefined as synonym for -u.
2604 * archive.cc (Archive::add_symbols): Check whether symbol was
2606 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2607 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2608 all uses. Add IS_UNDEFINED. Update declarations to split
2609 different versions of init_base. Declare init_base_undefined.
2610 (Symbol::is_defined): Handle IS_UNDEFINED.
2611 (Symbol::is_undefined): Likewise.
2612 (Symbol::is_weak_undefined): Call is_undefined.
2613 (Symbol::is_absolute): Handle IS_CONSTANT.
2614 (class Sized_symbol): Update declarations to split different
2615 versions of init. Declare init_undefined.
2616 (class Symbol_table): Declare new functions.
2617 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2619 (Symbol::init_base_output_data): Likewise.
2620 (Symbol::init_base_output_segment): Likewise.
2621 (Symbol::init_base_constant): Likewise.
2622 (Symbol::init_base_undefined): New function.
2623 (Sized_symbol::init_object): Rename from init. Change all
2625 (Sized_symbol::init_output_data): Likewise.
2626 (Sized_symbol::init_output_segment): Likewise.
2627 (Sized_symbol::init_constant): Likewise.
2628 (Sized_symbol::init_undefined): New function.
2629 (Symbol_table::add_undefined_symbols_from_command_line): New
2631 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2633 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2634 (Symbol::output_section): Likewise.
2635 (Symbol::set_output_section): Likewise.
2636 (Symbol_table::sized_finalize_symbol): Likewise.
2637 (Symbol_table::sized_write_globals): Likewise.
2638 * resolve.cc (Symbol_table::should_override): Likewise.
2639 (Symbol::override_base_with_special): Likewise.
2641 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2642 symbol, change it to have default visibility.
2643 * testsuite/protected_1.cc: New file.
2644 * testsuite/protected_2.cc: New file.
2645 * testsuite/protected_3.cc: New file.
2646 * testsuite/protected_main_1.cc: New file.
2647 * testsuite/protected_main_2.cc: New file.
2648 * testsuite/protected_main_3.cc: New file.
2649 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2650 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2651 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2652 (protected_1.so): New target.
2653 (protected_1_pic.o, protected_2_pic.o): New targets.
2654 (protected_3_pic.o): New target.
2655 (check_PROGRAMS): Add protected_2.
2656 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2657 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2658 * testsuite/Makefile.in: Rebuild.
2660 * options.h (DEFINE_var): Add set_user_set_##varname__.
2661 (DEFINE_bool_alias): New macro.
2662 (class General_options): Define -Bstatic using DEFINE_bool_alias
2663 rather than DEFINE_special. Add --undefined as an alias for -z
2665 * options.cc (General_options::parse_Bstatic): Remove.
2667 * options.h (class General_options): Add --fatal-warnings.
2668 * main.cc (main): Implement --fatal-warnings.
2669 * errors.h (Errors::warning_count): New function.
2671 * options.h (class General_options): Add -Bsymbolic-functions.
2672 * symtab.h (Symbol::is_preemptible): Check for
2673 -Bsymbolic-functions.
2675 2008-05-05 Ian Lance Taylor <iant@google.com>
2677 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2678 as noVARNAME rather than no-VARNAME.
2679 (class General_options): Add option -z combreloc.
2680 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2682 (Output_reloc::sort_before) [SHT_REL]: New function.
2683 (Output_reloc::sort_before) [SHT_RELA]: New function.
2684 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2685 Sort_relocs_comparison.
2686 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2687 parameter. Change all callers.
2688 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2689 sort_relocs parameter. Change all callers.
2690 * output.cc (Output_reloc::get_address): New function, broken out
2692 (Output_reloc::write_rel): Call it.
2693 (Output_reloc::compare): New function.
2694 (Output_data_reloc_base::do_write): Optionally sort relocs.
2696 * configure.ac: If targ_extra_obj is set, link it in.
2697 * configure.tgt: Initialize all variables.
2698 (x86_64*): Set targ_extra_obj and targ_extra_size.
2699 * configure: Rebuild.
2701 * object.cc (Sized_relobj::include_section_group): Adjust section
2702 indexes read from group data. Build vector to pass to
2704 * layout.cc (Layout::layout_group): Add flags and shndxes
2705 parameters. Remove contents parameter. Change caller. Update
2706 explicit instantiations.
2707 * layout.h (class Layout): Update layout_group declaration.
2708 * output.cc (Output_data_group::Output_data_group): Add flags and
2709 input_shndxes parameters. Remove contents parameter. Change
2711 (Output_data_group::do_write): Change input_sections_ to
2713 * output.h (class Output_data_group): Update constructor
2714 declaration. Rename input_sections_ to input_shndxes_.
2715 * testsuite/many_sections_test.cc: Add template.
2717 2008-04-30 Cary Coutant <ccoutant@google.com>
2719 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2721 * layout.cc (Layout::include_section): Refactored check for debug
2723 (Layout::add_comdat): Add new parameters. Change type
2724 of signature parameter. Add object and shndx to signatures table.
2725 (Layout::find_kept_object): New function.
2726 * layout.h: Include <cstring>.
2727 (Layout::is_debug_info_section): New function.
2728 (Layout::add_comdat): Add new parameters.
2729 (Layout::find_kept_object): New function.
2730 (Layout::Kept_section): New struct.
2731 (Layout::Signatures): Change type of map range.
2732 * object.cc (Relobj::output_section_address): New function.
2733 (Sized_relobj::include_section_group): Add new parameters. Change
2734 calls to Layout::add_comdat. Change to build table of kept comdat
2735 groups and table mapping discarded sections to kept sections.
2736 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2737 (Sized_relobj::do_layout): Change calls to include_section_group and
2738 include_linkonce_section.
2739 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2740 value to zero when section is discarded.
2741 (Sized_relobj::map_to_kept_section): New function.
2742 * object.h (Relobj::output_section_address): New function.
2743 (Relobj::Comdat_group): New type.
2744 (Relobj::find_comdat_group): New function.
2745 (Relobj::Comdat_group_table): New type.
2746 (Relobj::Kept_comdat_section): New type.
2747 (Relobj::Kept_comdat_section_table): New type.
2748 (Relobj::add_comdat_group): New function.
2749 (Relobj::set_kept_comdat_section): New function.
2750 (Relobj::get_kept_comdat_section): New function.
2751 (Relobj::comdat_groups_): New field.
2752 (Relobj::kept_comdat_sections_): New field.
2753 (Symbol_value::input_value): Update comment.
2754 (Sized_relobj::map_to_kept_section) New function.
2755 (Sized_relobj::include_linkonce_section): Add new parameter.
2756 * target-reloc.h (Comdat_behavior): New type.
2757 (get_comdat_behavior): New function.
2758 (relocate_section): Add code to map a discarded section to the
2759 corresponding kept section when applying a relocation.
2761 2008-04-30 Craig Silverstein <csilvers@google.com>
2763 * dwarf_reader.cc (next_generation_count): New static var.
2764 (Addr2line_cache_entry): New struct.
2765 (addr2line_cache): New static var.
2766 (Dwarf_line_info::one_addr2line): Added caching.
2767 (Dwarf_line_info::clear_addr2line_cache): New function.
2768 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2769 cache-size parameter.
2770 (Dwarf_line_info::one_addr2line_cache): New function.
2771 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2772 new cache-size argument to one_addr2line(), and clear cache.
2774 2008-04-28 Cary Coutant <ccoutant@google.com>
2776 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2777 R_386_PC8 relocations.
2779 2008-04-23 Ian Lance Taylor <iant@google.com>
2781 * object.cc (Sized_relobj::include_section_group): Check for
2782 invalid section group.
2784 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2787 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2788 than read for file header.
2789 * archive.cc (Archive::include_member): Likewise.
2791 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2793 * aclocal.m4: Regenerate.
2794 * configure: Regenerate.
2796 2008-04-19 Ian Lance Taylor <iant@google.com>
2798 * version.cc (version_string): Bump to 1.6.
2800 * testsuite/Makefile.am (many_sections_r_test): New target.
2801 (many_sections_r_test_SOURCES): Remove.
2802 (many_sections_r_test_DEPENDENCIES): Remove.
2803 (many_sections_r_test_LDFLAGS): Remove.
2804 (many_sections_r_test_LDADD): Remove.
2806 * object.cc (Sized_relobj::do_add_symbols): Always pass
2807 local_symbol_count_ to add_from_relobj.
2809 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2810 every thousand variables.
2811 * testsuite/Makefile.in: Rebuild.
2813 * object.cc (Xindex::initialize_symtab_xindex): New function.
2814 (Xindex::read_symtab_xindex): New function.
2815 (Xindex::sym_xindex_to_shndx): New function.
2816 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2818 (Sized_relobj::do_initialize_xindex): New function.
2819 (Sized_relobj::do_read_symbols): Adjust section links.
2820 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2821 parameter. Change all callers.
2822 (Sized_relobj::include_section_group): Adjust section links and
2823 symbol section indexes.
2824 (Sized_relobj::do_layout): Adjust section links.
2825 (Sized_relobj::do_count_local_symbols): Adjust section links and
2826 symbol section indexes.
2827 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2828 ordinary and special symbols.
2829 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2830 dynsym_xindex parameters. Change all callers. Adjust section
2831 links. Use SHN_XINDEX when needed.
2832 (Sized_relobj::get_symbol_location_info): Adjust section links.
2833 Don't get fooled by special symbols.
2834 * object.h (class Xindex): Define.
2835 (class Object): Add xindex_ parameter. Declare virtual functoin
2836 do_initialize_xindex.
2837 (Object::adjust_sym_shndx): New function.
2838 (Object::set_xindex): New protected function.
2839 (class Symbol_value): Add is_ordinary_shndx_ field.
2840 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2841 (Symbol_value::value): Assert ordinary section.
2842 (Symbol_value::initialize_input_to_output_map): Likewise.
2843 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2845 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2847 (class Sized_relobj): Update declarations.
2848 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2849 parameter. Change all callers.
2850 (Sized_relobj::adjust_shndx): New function.
2851 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2853 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2854 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2855 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2856 (Sized_dynobj::read_dynsym_section): Adjust section links.
2857 (Sized_dynobj::read_dynamic): Likewise.
2858 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2860 (Sized_dynobj::do_initialize_xindex): New function.
2861 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2862 do_initialize_xindex.
2863 (Sized_dynobj::adjust_shndx): New function.
2864 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2865 dynsym_xindex_ fields.
2866 (Layout::finalize): Add a call to set_section_indexes before
2867 creating the symtab sections.
2868 (Layout::set_section_indexes): Don't do anything if the section
2869 already has a section index.
2870 (Layout::create_symtab_sections): Add shnum parameter. Change
2871 caller. Create .symtab_shndx section if needed.
2872 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2874 (Layout::allocated_output_section_count): New function.
2875 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2877 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2878 fields. Update declarations.
2879 (Layout::symtab_xindex): New function.
2880 (Layout::dynsym_xindex): New function.
2881 (class Write_symbols_task): Add layout_ field.
2882 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2884 * output.cc (Output_section_headers::Output_section_headers): Add
2885 shstrtab_section parameter. Change all callers.
2886 (Output_section_headers::do_sized_write): Store overflow values
2887 for section count and section string table section index in
2888 section header zero.
2889 (Output_file_header::do_sized_write): Check for overflow of
2890 section count and section string table section index.
2891 (Output_symtab_xindex::do_write): New function.
2892 (Output_symtab_xindex::endian_do_write): New function.
2893 * output.h (class Output_section_headers): Add shstrtab_section_.
2894 Update declarations.
2895 (class Output_symtab_xindex): Define.
2896 (Output_section::has_out_shndx): New function.
2897 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2899 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2901 (Sized_symbol::init): Likewise.
2902 (Symbol::output_section): Check for ordinary symbol.
2903 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2904 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2906 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2907 Change all callers. Simplify handling of symbols from sections
2908 not included in the link.
2909 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2911 (Weak_alias_sorter::operator()): Assert that symbols are
2913 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2915 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2916 parameters. Change all callers.
2917 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2918 symbol distinction. Use SHN_XINDEX when needed.
2919 (Symbol_table::write_section_symbol): Add symtab_xindex
2920 parameter. Change all callers.
2921 (Symbol_table::sized_write_section_symbol): Likewise. Use
2922 SHN_XINDEX when needed.
2923 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2925 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2926 (Symbol::is_defined): Check is_ordinary.
2927 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2928 (Symbol::is_absolute, Symbol::is_common): Likewise.
2929 (class Sized_symbol): Update declarations.
2930 (class Symbol_table): Update declarations.
2931 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2932 parameters. Change all callers.
2933 (Sized_symbol::override): Likewise.
2934 (Symbol_table::override): Likewise.
2935 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2936 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2937 is_ordinary, and orig_st_shndx parameters. Change all callers.
2938 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2939 to be in an ordinary section.
2940 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2941 object and is_ordinary parameters. Change all callers.
2942 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2943 Change all callers. Don't add undefined or non-ordinary symbols
2945 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2947 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2949 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2950 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2951 (Sized_relobj::relocate_sections): Likewise.
2952 * target-reloc.h (scan_relocs): Adjust section symbol index.
2953 (scan_relocatable_relocs): Likewise.
2954 * i386.cc (Scan::local): Check for ordinary symbols.
2955 * sparc.cc (Scan::local): Likewise.
2956 * x86_64.cc (Scan::local): Likewise.
2957 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2958 to symbol_section_and_value.
2959 * testsuite/many_sections_test.cc: New file.
2960 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2961 (check_PROGRAMS): Add many_sections_test.
2962 (many_sections_test_SOURCES): Define.
2963 (many_sections_test_DEPENDENCIES): Define.
2964 (many_sections_test_LDFLAGS): Define.
2965 (BUILT_SOURCES): Add many_sections_define.h.
2966 (many_sections_define.h): New target.
2967 (BUILT_SOURCES): Add many_sections_check.h.
2968 (many_sections_check.h): New target.
2969 (check_PROGRAMS): Add many_sections_r_test.
2970 (many_sections_r_test_SOURCES): Define.
2971 (many_sections_r_test_DEPENDENCIES): Define.
2972 (many_sections_r_test_LDFLAGS): Define.
2973 (many_sections_r_test_LDADD): Define.
2974 (many_sections_r_test.o): New target.
2975 * testsuite/Makefile.in: Rebuild.
2977 2008-04-17 Cary Coutant <ccoutant@google.com>
2979 * errors.cc (Errors::info): New function.
2980 (gold_info): New function.
2981 * errors.h (Errors::info): New function.
2982 * gold.h (gold_info): New function.
2983 * object.cc (Input_objects::add_object): Print trace output.
2984 * options.cc (options::parse_set): New function.
2985 (General_options::parse_wrap): Deleted.
2986 (General_options::General_options): Deleted initializer.
2987 * options.h (options::String_set): New typedef.
2988 (options::parse_set): New function.
2989 (DEFINE_set): New macro.
2990 (General_options::wrap): Changed to use DEFINE_set. Changed
2991 callers of any_wrap_symbols and is_wrap_symbol.
2992 (General_options::trace, General_options::trace_symbol):
2994 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2995 (General_options::wrap_symbols_): Deleted.
2996 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2998 2008-04-17 David S. Miller <davem@davemloft.net>
3000 * options.cc (General_options::parse_V): New function.
3001 * options.h: Add entries for -V and -Qy.
3003 2008-04-17 Ian Lance Taylor <iant@google.com>
3005 * common.cc (Symbol_table::allocate_commons): Remove options
3006 parameter. Change caller.
3007 (Symbol_table::do_allocate_commons): Remove options parameter.
3008 Change caller. Just call do_allocate_commons_list twice.
3009 (Symbol_table::do_allocate_commons_list): New function, broken out
3010 of do_allocate_commons.
3011 * common.h (class Allocate_commons_task): Remove options_ field.
3013 * symtab.cc (Symbol_table::Symbol_table): Initialize
3015 (Symbol_table::add_from_object): Put TLS common symbols on
3017 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3018 which are IN_OUTPUT_DATA.
3019 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3020 allocate_commons and do_allocate_commons declarations. Declare
3021 do_allocate_commons_list.
3022 * gold.cc (queue_middle_tasks): Update creation of
3023 Allocate_commons_task to not pass options.
3024 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3025 (TLS_TEST_C_FLAGS): New variable.
3026 (tls_test_c_pic.o): New target.
3027 (tls_test_shared.so): Link in tls_test_c_pic.o.
3028 (tls_test_c_pic_ie.o): New target.
3029 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3030 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3031 (tls_test_c.o): New target.
3032 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3033 (tls_pic_test_LDADD): Likewise.
3034 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3035 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3036 (tls_test_c_gnu2.o): New target.
3037 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3039 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3040 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3041 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3042 * testsuite/tls_test.cc: Include "config.h".
3043 (t_last): Call t11_last.
3044 * testsuite/tls_test.h (t11, t11_last): Declare.
3045 * testsuite/tls_test_c.c: New file.
3046 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3047 * configure.ac: Check for OpenMP support.
3048 * configure, config.in, Makefile.in: Rebuild.
3049 * testsuite/Makefile.in: Rebuild.
3051 2008-04-16 Cary Coutant <ccoutant@google.com>
3053 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3054 (Target_i386::tls_base_symbol_defined_): New field.
3055 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3056 (Target_i386::Scan::global): Likewise.
3057 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3058 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3059 (Target_x86_64::tls_base_symbol_defined_): New field.
3060 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3061 (Target_x86_64::Scan::global): Likewise.
3063 2008-04-16 Cary Coutant <ccoutant@google.com>
3065 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3066 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3067 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3068 building shared libraries.
3069 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3070 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3071 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3072 * testsuite/Makefile.in: Rebuild.
3073 * testsuite/weak_undef.h: New file.
3074 * testsuite/weak_undef_file1.cc: Add extra test cases.
3075 * testsuite/weak_undef_file2.cc: Likewise.
3076 * testsuite/weak_undef_test.cc: Likewise.
3078 2008-04-16 David S. Miller <davem@davemloft.net>
3080 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3081 Add issued_non_pic_error_ field. Declare check_non_pic.
3082 (Target_sparc::Scan::check_non_pic): New function.
3083 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3084 (Target_sparc::Scan::global): Likewise.
3086 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3087 * configure: Rebuild.
3089 * options.h (DEFINE_enable): New macro.
3090 (new_dtags): New enable option.
3091 (initfirst, interpose, loadfltr, nodefaultlib,
3092 nodelete, nodlopen, nodump): New -z options.
3093 * layout.cc (Layout:finish_dynamic_section): If new
3094 dtags enabled, emit DT_RUNPATH. Also, emit a
3095 DT_FLAGS_1 containing any specified -z flags.
3097 2008-04-16 Ian Lance Taylor <iant@google.com>
3099 * copy-relocs.cc: New file.
3100 * copy-relocs.h: New file.
3101 * reloc.cc: Remove Copy_relocs code.
3102 * reloc.h: Likewise.
3103 * reloc-types.h (struct Reloc_types) [both versions]: Add
3104 get_reloc_addend_noerror.
3105 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3106 variants of add_global which take an addend which must be zero.
3107 * i386.cc: Include "copy-relocs.h".
3108 (class Target_i386): Change type of copy_relocs_ to variable,
3110 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3112 (Target_i386::do_finalize_sections): Change handling of
3114 * sparc.cc: Include "copy-relocs.h".
3115 (class Target_sparc): Change type of copy_relocs_ to variable,
3117 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3119 (Target_sparc::do_finalize_sections): Change handling of
3121 * x86_64.cc: Include "copy-relocs.h".
3122 (class Target_x86_64): Change type of copy_relocs_ to variable,
3124 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3125 class. Change all callers.
3126 (Target_x86_64::do_finalize_sections): Change handling of
3128 * Makefile.am (CCFILES): Add copy-relocs.cc.
3129 (HFILES): Add copy-relocs.h.
3131 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3133 * testsuite/script_test_4.sh: Permit leading zeroes.
3135 2008-04-15 Ian Lance Taylor <iant@google.com>
3137 * script-sections.cc (Script_sections::create_segments): Use
3138 header_size_adjustment even when there is enough room for the
3140 * testsuite/script_test_4.sh: New file.
3141 * testsuite/script_test_4.t: New file.
3142 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3143 (check_DATA): Add script_test_4.stdout.
3144 (MOSTLYCLEANFILES): Likewise.
3145 (script_test_4): New target.
3146 (script_test_4.stdout): New target.
3147 * testsuite/Makefile.in: Rebuild.
3149 * sparc.cc: Add definitions for Output_data_plt_sparc class
3152 2008-04-14 David S. Miller <davem@davemloft.net>
3154 * sparc.cc: New file.
3155 * Makefile.am (TARGETSOURCES): Add sparc.cc
3156 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3157 * configure.tgt: Document targ_extra_size and
3158 targ_extra_big_endian. Add entries for sparc-* and
3160 * configure.ac: Handle targ_extra_size and
3161 targ_extra_big_endian.
3162 * Makefile.in: Rebuild.
3163 * configure: Likewise.
3164 * po/POTFILES.in: Likewise.
3165 * po/gold.pot: Likewise.
3167 2008-04-14 Ian Lance Taylor <iant@google.com>
3169 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3170 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3171 in the name/type/flags to section mapping. Don't call
3172 allocate_output_section.
3173 (Layout::choose_output_section): Change parameter from adjust_name
3174 to is_input_section. Don't permit input sections after sections
3175 are attached to segments. Don't call allocate_output_section.
3176 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3177 not write_enable_output_section.
3178 (Layout::make_output_section): Don't push to
3179 unattached_section_list_ nor call attach_to_segment. Call
3180 attach_section_to_segment if sections are attached.
3181 (Layout::attach_sections_to_segments): New function.
3182 (Layout::attach_section_to_segment): New function.
3183 (Layout::attach_allocated_section_to_segment): Rename from
3184 attach_to_segment. Remove flags parameter.
3185 (Layout::allocate_output_section): Remove function.
3186 (Layout::write_enable_output_section): Remove function.
3187 * layout.h (class Layout): Update for above changes. Add new
3188 field sections_are_attached_.
3189 * output.h (Output_section::update_flags_for_input_section): New
3191 * output.cc (Output_section::add_input_section): Call
3192 update_flags_for_input_section.
3193 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3195 2008-04-11 Cary Coutant <ccoutant@google.com>
3197 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3198 thought unnecessary.
3199 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3201 2008-04-11 Ian Lance Taylor <iant@google.com>
3203 * output.h (class Output_section_data): Remove inline definition
3205 * output.cc (Output_section_data::set_addralign): New function.
3207 2008-04-11 Cary Coutant <ccoutant@google.com>
3209 Add support for TLS descriptors for i386 and x86_64.
3210 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3211 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3212 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3214 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3215 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3216 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3218 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3219 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3220 Fix problem with initial-exec relocations.
3221 (Target_i386::Relocate::relocate_tls): Likewise.
3222 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3224 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3225 support for section-plus-offset dynamic table entries.
3226 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3227 (Output_data_dynamic::Dynamic_entry): Add support for
3228 section-plus-offset dynamic table entries.
3229 (Output_data_dynamic::Classification): Likewise.
3230 (Output_data_dynamic::classification_): Renamed offset_.
3231 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3232 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3233 (Target_x86_64::make_plt_section): New function.
3234 (Target_x86_64::reserve_tlsdesc_entries): New function.
3235 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3236 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3237 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3238 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3239 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3240 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3241 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3242 add extra PLT entry for TLS descriptors.
3243 (Output_data_plt_x86_64::got_): New field.
3244 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3245 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3247 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3249 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3250 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3251 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3252 R_386_TLS_DESC_CALL relocations.
3253 (Target_x86_64::Scan::global): Likewise.
3254 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3255 for TLS descriptors.
3256 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3257 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3258 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3259 GD-to-IE relaxation.
3260 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3261 and TLS_DESCRIPTORS.
3262 * Makefile.in: Rebuild.
3263 * configure: Rebuild.
3264 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3265 (tls_test_shared2.so): New target.
3266 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3267 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3268 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3269 (tls_shared_gd_to_ie_test_LDADD): New variable.
3270 (tls_shared_gnu2_gd_to_ie_test): New target.
3271 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3273 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3274 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3275 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3276 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3277 (tls_shared_gnu2_test): New target.
3278 (tls_test_gnu2_shared.so): New target.
3279 (tls_shared_gnu2_test_SOURCES): New variable.
3280 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3281 (tls_shared_gnu2_test_LDFLAGS): New variable.
3282 (tls_shared_gnu2_test_LDADD): New variable.
3283 * testsuite/Makefile.in: Rebuild.
3284 * testsuite/Makefile.
3286 2008-04-11 Ian Lance Taylor <iant@google.com>
3288 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3290 * testsuite/Makefile.in: Rebuild.
3292 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3294 * testsuite/script_test_2.cc (main): Adjust test.
3296 2008-04-11 David S. Miller <davem@davemloft.net>
3297 Ian Lance Taylor <iant@google.com>
3299 * options.h (General_options): Add entries for '-Y' and
3301 * options.cc (General_options:finalize): If -Y was used, add those
3302 entries to the library path instead of the default "/lib" and
3305 2008-04-11 David S. Miller <davem@davemloft.net>
3307 * testsuite/justsyms.t: Start at 0x100.
3308 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3309 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3311 * testsuite/script_test_2.cc: Adjust string and section length
3314 2008-04-09 Ian Lance Taylor <iant@google.com>
3317 * script-sections.cc (Sections_element::allocate_to_segment): Add
3319 (Output_section_definition::allocate_to_segment): Likewise.
3320 (Orphan_output_section::allocate_to_segment): Likewise.
3321 (Script_sections::attach_sections_using_phdrs_clause): Don't
3322 propagate non-PT_LOAD segments to orphan sections.
3323 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3324 readelf rather than objdump.
3325 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3326 .interp section and PT_INTERP segment are the same size.
3327 * testsuite/Makefile.in: Rebuild.
3329 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3330 aliases for symbols defined in the same object.
3331 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3332 (weak_alias_test_SOURCES): New variable.
3333 (weak_alias_test_DEPENDENCIES): New variable.
3334 (weak_alias_test_LDFLAGS): New variable.
3335 (weak_alias_test_LDADD): New variable.
3336 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3337 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3338 (weak_alias_test_3.o): New target.
3339 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3340 * testsuite/weak_alias_test_main.cc: New file.
3341 * testsuite/weak_alias_test_1.cc: New file.
3342 * testsuite/weak_alias_test_2.cc: New file.
3343 * testsuite/weak_alias_test_3.cc: New file.
3345 2008-04-08 Ian Lance Taylor <iant@google.com>
3347 * options.h (class General_options): Add --noinhibit-exec option.
3348 * main.cc (main): Check --noinhibit-exec.
3350 * options.h (class General_options): Define --wrap as a special
3351 option. Add wrap_symbols_ field.
3352 (General_options::any_wrap_symbols): New function.
3353 (General_options::is_wrap_symbol): New function.
3354 * options.cc (General_options::parse_wrap): New function.
3355 (General_options::General_options): Initialize wrap_symbols_.
3356 * symtab.cc (Symbol_table::wrap_symbol): New function.
3357 (Symbol_table::add_from_object): Handle --wrap.
3358 * symtab.h (class Symbol_table): Declare wrap_symbol.
3359 * target.h (Target::wrap_char): New function.
3360 (Target::Target_info): Add wrap_char field.
3361 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3362 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3363 * testsuite/testfile.cc (Target_test::test_target_info):
3366 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3369 * layout.h (class Layout): Add added_eh_frame_data_ field.
3370 * layout.cc (Layout::Layout): Initialize new field.
3371 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3372 output section until we find a section we merged successfully.
3373 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3374 that the size be non-zero.
3376 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3379 2008-04-08 Craig Silverstein <csilvers@google.com>
3381 * configure.ac: Export new conditional variable HAVE_ZLIB.
3382 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3384 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3385 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3387 2008-04-07 Ian Lance Taylor <iant@google.com>
3389 * version.cc (version_string): Set to "1.5".
3391 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3392 Add issued_non_pic_error_ field. Declare check_non_pic.
3393 (Target_x86_64::Scan::check_non_pic): New function.
3394 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3395 (Target_x86_64::Scan::global): Likewise.
3397 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3398 addend parameter. Change caller. Handle merge sections.
3399 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3400 Address to Addend. Don't add in the result of
3401 local_section_offset, pass down the addend and use the returned
3403 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3404 Update declarations of local_section_offset and symbol_value.
3405 * testsuite/two_file_test_1.cc (t18): New function.
3406 * testsuite/two_file_test_2.cc (f18): New function.
3407 * testsuite/two_file_test_main.cc (main): Call t18.
3408 * testsuite/two_file_test.h (t18, f18): Declare.
3410 * configure.ac: Don't test for objdump, c++filt, or readelf.
3411 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3413 (TEST_READELF): New variable.
3414 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3415 (check_PROGRAMS): Add two_file_strip_test.
3416 (two_file_strip_test): New target.
3417 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3418 (two_file_same_shared_strip_test_SOURCES): New variable.
3419 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3420 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3421 (two_file_same_shared_strip_test_LDADD): New variable.
3422 (two_file_shared_strip.so): New target.
3423 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3424 (ver_test_5.syms, ver_test_7.syms): Likewise.
3425 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3426 (strip_test_3.stdout): Use TEST_OBJDUMP.
3427 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3429 2008-04-04 Cary Coutant <ccoutant@google.com>
3431 * symtab.h (Symbol::is_weak_undefined): New function.
3432 (Symbol::is_strong_undefined): New function.
3433 (Symbol::is_absolute): New function.
3434 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3435 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3437 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3438 (weak_undef_test): New target.
3439 * testsuite/Makefile.in: Rebuild.
3440 * testsuite/weak_undef_file1.cc: New file.
3441 * testsuite/weak_undef_file2.cc: New file.
3442 * testsuite/weak_undef_test.cc: New file.
3444 2008-04-03 Craig Silverstein <csilvers@google.com>
3446 * compressed_output.h (class Output_compressed_section): Use
3448 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3450 (zlib_compressed_suffix): Removed.
3451 (Output_compressed_section::set_final_data_size): Use unsigned
3453 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3454 Fix linker invocation.
3455 (flagstest_o_specialfile_and_compress_debug_sections):
3457 * testsuite/Makefile.in: Regenerated.
3459 2008-04-02 David S. Miller <davem@davemloft.net>
3461 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3462 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3464 2008-04-02 Craig Silverstein <csilvers@google.com>
3468 2008-04-02 Ian Lance Taylor <iant@google.com>
3470 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3471 parameters. Update for new key type to views_. Change all
3473 (File_read::read): Adjust for byteshift in returned view.
3474 (File_read::add_view): New function, broken out of
3476 (File_read::make_view): New function, broken out of
3478 (File_read::find_or_make_view): Add offset and aligned
3479 parameters. Rewrite accordingly. Change all callers.
3480 (File_read::get_view): Add offset and aligned parameters. Adjust
3481 for byteshift in return value.
3482 (File_read::get_lasting_view): Likewise.
3483 * fileread.h (class File_read): Update declarations.
3484 (class File_read::View): Add byteshift_ field. Add byteshift to
3485 constructor. Add byteshift method.
3486 * archive.h (Archive::clear_uncached_views): New function.
3487 (Archive::get_view): Add aligned parameter. Change all callers.
3488 * object.h (Object::get_view): Add aligned parameter. Change all
3490 (Object::get_lasting_view): Likewise.
3492 * fileread.cc (File_read::release): Don't call clear_views if
3493 there are multiple objects.
3494 * fileread.h (File_read::clear_uncached_views): New function.
3495 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3498 2008-03-31 Cary Coutant <ccoutant@google.com>
3500 Add thin archive support.
3501 * archive.cc (Archive::armagt): New const.
3502 (Archive::setup): Remove task parameter and calls to unlock.
3503 (Archive::unlock_nested_archives): New function.
3504 (Archive::read_header): Add nested_off parameter. Change
3506 (Archive::interpret_header): Likewise.
3507 (Archive::include_all_members): Change to handle thin
3509 (Archive::include_member): Likewise.
3510 * archive.h (Archive::Archive): Add new parameters and
3512 (Archive::armagt): New const.
3513 (Archive::setup): Remove task parameter.
3514 (Archive::unlock_nested_archives): New function.
3515 (Archive::read_header): Add nested_off parameter.
3516 (Archive::interpret_header): Likewise.
3517 (Archive::Nested_archive_table): New typedef.
3518 (Archive::is_thin_archive_): New field.
3519 (Archive::nested_archives_): New field.
3520 (Archive::options_): New field.
3521 (Archive::dirpath_): New field.
3522 (Archive::task_): New field.
3523 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3524 for thin archives. Pass additional parameters to
3525 Archive::Archive. Unlock the archive file after calling
3528 2008-03-29 Ian Lance Taylor <iant@google.com>
3530 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3531 version symbol to be local.
3532 * testsuite/ver_test_4.sh: New file.
3533 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3534 (check_DATA): Add ver_test_4.syms.
3535 (ver_test_4.syms): New target.
3536 * testsuite/Makefile.in: Rebuild.
3539 (Output_section::Input_section_sort_entry::has_priority): New
3541 (Output_section::Input_section_sort_entry::match_file_name): New
3543 (Output_section::Input_section_sort_entry::match_section_name):
3545 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3547 (Output_section::Input_section_sort_entry::match_section_file):
3549 (Output_section::Input_section_sort_compare::operator()): Rewrite
3550 using new Input_section_sort_entry functions. Sort crtbegin and
3551 crtend first. Sort sections with no priority before sections with
3553 * testsuite/initpri1.c (d3): Check j != 4.
3554 (cd5): New constructor/destructor function.
3555 (main): Check j != 2.
3557 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3558 new symbol when resolving, don't call set_is_default.
3559 * testsuite/ver_test_7.cc: New file.
3560 * testsuite/ver_test_7.sh: New file.
3561 * testsuite/Makefile.am (ver_test_7.so): New target.
3562 (ver_test_7.o): New target.
3563 (check_SCRIPTS): Add ver_test_7.sh.
3564 (check_DATA): Add ver_test_7.syms.
3565 (ver_test_7.syms): New target.
3567 2008-03-28 Ian Lance Taylor <iant@google.com>
3569 * layout.cc (Layout::layout): If we see an input section with a
3570 name that needs sorting, set the must_sort flag for the output
3572 (Layout::make_output_section): If the name of the output section
3573 indicates that it might require sorting, set the may_sort flag.
3574 * output.h (Output_section::may_sort_attached_input_sections): New
3576 (Output_section::set_may_sort_attached_input_sections): New
3578 (Output_section::must_sort_attached_input_sections): New
3580 (Output_section::set_must_sort_attached_input_sections): New
3582 (class Output_section): Declare Input_section_sort_entry. Define
3583 Input_section_sort_compare. Declare
3584 sort_attached_input_sections. Add new fields:
3585 may_sort_attached_input_sections_,
3586 must_sort_attached_input_sections_,
3587 attached_input_sections_are_sorted_.
3588 * output.cc (Output_section::Output_section): Initialize new
3590 (Output_section::add_input_section): Add an entry to
3591 input_sections_ if may_sort or must_sort are true.
3592 (Output_section::set_final_data_size): Call
3593 sort_attached_input_sections if necessary.
3594 (Output_section::Input_section_sort_entry): Define new class.
3595 (Output_section::Input_section_sort_compare::operator()): New
3597 (Output_section::sort_attached_input_sections): New function.
3598 * configure.ac: Check whether the compiler supports constructor
3599 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3600 * testsuite/initpri1.c: New file.
3601 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3602 CONSTRUCTOR_PRIORITY.
3603 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3604 (initpri1_LDFLAGS): New variable.
3605 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3607 2008-03-27 Ian Lance Taylor <iant@google.com>
3609 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3610 * testsuite/common_test_1.c: New file.
3611 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3612 (common_test_1_SOURCES): New variable.
3613 (common_test_1_DEPENDENCIES): New variable.
3614 (common_test_1_LDFLAGS): New variable.
3616 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3617 and commons_ correctly when NAME/VERSION does not override
3619 * testsuite/ver_test_6.c: New file.
3620 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3621 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3622 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3624 2008-03-26 Ian Lance Taylor <iant@google.com>
3626 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3627 of an undefined symbol from a version script.
3628 * testsuite/Makefile.am (ver_test_5.so): New target.
3629 (ver_test_5.o): New target.
3630 (check_SCRIPTS): Add ver_test_5.sh.
3631 (check_DATA): Add ver_test_5.syms.
3632 (ver_test_5.syms): New target.
3633 * testsuite/ver_test_5.cc: New file.
3634 * testsuite/ver_test_5.script: New file.
3635 * testsuite/ver_test_5.sh: New file.
3636 * Makefile.in, testsuite/Makefile.in: Rebuild.
3639 Fix problems building gold with gcc 4.3.0.
3640 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3641 (gold_error_at_location, gold_warning_at_location): Use it.
3642 * configure.ac: Check whether we can compile and use a template
3643 function with a printf attribute.
3644 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3645 when jumping over bytes.
3646 * object.cc: Instantiate Object::read_section_data.
3647 * debug.h: Include <cstring>
3648 * dwarf_reader.cc: Include <algorithm>
3649 * main.cc: Include <cstring>.
3650 * options.cc: Include <cstring>.
3651 * output.cc: Include <cstring>.
3652 * script.cc: Include <cstring>.
3653 * script.h: Include <string>.
3654 * symtab.cc: Include <cstring> and <algorithm>.
3655 * target-select.cc: Include <cstring>.
3656 * version.cc: Include <string>.
3657 * testsuite/testmain.cc: Include <cstdlib>.
3658 * configure, config.in: Rebuild.
3660 2008-03-25 Ian Lance Taylor <iant@google.com>
3662 * options.cc: Include "../bfd/bfdver.h".
3663 (options::help): Print bug reporting address.
3665 * version.cc (print_version): Adjust output for current value of
3670 * options.cc (options::help): Print list of supported targets.
3671 * target-select.h: Include <vector>.
3672 (class Target_selector): Make machine_, size_, and is_big_endian_
3673 fields const. Add bfd_name_ and instantiated_target_ fields.
3674 (Target_selector::Target_selector): Add bfd_name parameter.
3675 (Target_selector::recognize): Make non-virtual, call
3677 (Target_selector::recognize_by_name): Make non-virtual, call
3678 do_recognize_by_name.
3679 (Target_selector::supported_names): New function.
3680 (Target_selector::bfd_name): New function.
3681 (Target_selector::do_instantiate_target): New pure virtual
3683 (Target_selector::do_recognize): New virtual function.
3684 (Target_selector::do_recognize_by_name): New virtual function.
3685 (Target_selector::instantiate_target): New private function.
3686 (supported_target_names): Declare.
3687 * target-select.cc (Target_selector::Target_selector): Update for
3688 new parameter and fields.
3689 (select_target_by_name): Check that the name matches before
3690 calling recognize_by_name.
3691 (supported_target_names): New function.
3692 * i386.cc (class Target_selector_i386): Update Target_selector
3693 constructor call. Remove recognize and recognize_by_name. Add
3694 do_instantiate_target.
3695 * x86_64.cc (class Target_selector_x86_64): Likewise.
3696 * testsuite/testfile.cc (class Target_selector_test): Update for
3697 changes to Target_selector.
3699 * README: Rewrite, with some notes on unsupported features.
3701 2008-03-24 Cary Coutant <ccoutant@google.com>
3703 * i386.cc (Target_i386::Got_type): New enum declaration.
3704 (Target_i386::Scan::local): Updated callers of Output_data_got
3706 (Target_i386::Scan::global): Likewise.
3707 (Target_i386::Relocate::relocate): Likewise.
3708 (Target_i386::Relocate::relocate_tls): Likewise.
3709 * object.h (Got_offset_list): New class.
3710 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3711 (Sized_relobj::local_got_offset): Likewise.
3712 (Sized_relobj::set_local_got_offset): Likewise.
3713 (Sized_relobj::local_has_tls_got_offset): Removed.
3714 (Sized_relobj::local_tls_got_offset): Removed.
3715 (Sized_relobj::set_local_tls_got_offset): Removed.
3716 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3717 * output.cc (Output_data_got::add_global): Added got_type parameter.
3718 (Output_data_got::add_global_with_rel): Likewise.
3719 (Output_data_got::add_global_with_rela): Likewise.
3720 (Output_data_got::add_global_pair_with_rel): New function.
3721 (Output_data_got::add_global_pair_with_rela): New function.
3722 (Output_data_got::add_local): Added got_type parameter.
3723 (Output_data_got::add_local_with_rel): Likewise.
3724 (Output_data_got::add_local_with_rela): Likewise.
3725 (Output_data_got::add_local_pair_with_rel): New function.
3726 (Output_data_got::add_local_pair_with_rela): New function.
3727 (Output_data_got::add_global_tls): Removed.
3728 (Output_data_got::add_global_tls_with_rel): Removed.
3729 (Output_data_got::add_global_tls_with_rela): Removed.
3730 (Output_data_got::add_local_tls): Removed.
3731 (Output_data_got::add_local_tls_with_rel): Removed.
3732 (Output_data_got::add_local_tls_with_rela): Removed.
3733 * output.h (Output_data_got::add_global): Added got_type parameter.
3734 (Output_data_got::add_global_with_rel): Likewise.
3735 (Output_data_got::add_global_with_rela): Likewise.
3736 (Output_data_got::add_global_pair_with_rel): New function.
3737 (Output_data_got::add_global_pair_with_rela): New function.
3738 (Output_data_got::add_local): Added got_type parameter.
3739 (Output_data_got::add_local_with_rel): Likewise.
3740 (Output_data_got::add_local_with_rela): Likewise.
3741 (Output_data_got::add_local_pair_with_rel): New function.
3742 (Output_data_got::add_local_pair_with_rela): New function.
3743 (Output_data_got::add_global_tls): Removed.
3744 (Output_data_got::add_global_tls_with_rel): Removed.
3745 (Output_data_got::add_global_tls_with_rela): Removed.
3746 (Output_data_got::add_local_tls): Removed.
3747 (Output_data_got::add_local_tls_with_rel): Removed.
3748 (Output_data_got::add_local_tls_with_rela): Removed.
3749 * resolve.cc (Symbol::override_base_with_special): Removed
3750 reference to has_got_offset_ field.
3751 * symtab.cc (Symbol::init_fields): Replaced initialization
3752 of got_offset_ with got_offsets_. Removed initialization
3754 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3755 (Symbol::got_offset): Likewise.
3756 (Symbol::set_got_offset): Likewise.
3757 (Symbol::has_tls_got_offset): Removed.
3758 (Symbol::tls_got_offset): Removed.
3759 (Symbol::set_tls_got_offset): Removed.
3760 (Symbol::got_offset_): Removed.
3761 (Symbol::tls_mod_got_offset_): Removed.
3762 (Symbol::tls_pair_got_offset_): Removed.
3763 (Symbol::got_offsets_): New field.
3764 (Symbol::has_got_offset): Removed.
3765 (Symbol::has_tls_mod_got_offset): Removed.
3766 (Symbol::has_tls_pair_got_offset): Removed.
3767 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3768 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3770 (Target_x86_64::Scan::global): Likewise.
3771 (Target_x86_64::Relocate::relocate): Likewise.
3772 (Target_x86_64::Relocate::relocate_tls): Likewise.
3774 2008-03-25 Ben Elliston <bje@au.ibm.com>
3776 * yyscript.y: Fix spelling error in comment.
3778 2008-03-24 Ian Lance Taylor <iant@google.com>
3780 * options.h (class General_options): Define build_id option.
3781 * layout.h (class Layout): Declare write_build_id, create_note,
3782 create_build_id. Add build_id_note_ member.
3783 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3784 "libiberty.h", "md5.h", "sha1.h".
3785 (Layout::Layout): Initialize eh_frame_data_,
3786 eh_frame_hdr_section_, and build_id_note_.
3787 (Layout::finalize): Call create_build_id.
3788 (Layout::create_note): New function, broken out of
3789 Layout::create_gold_note.
3790 (Layout::create_gold_note): Call create_note.
3791 (Layout::create_build_id): New function.
3792 (Layout::write_build_id): New function.
3793 (Close_task_runner::run): Call write_build_id.
3795 * x86_64.cc: Correct license to GPLv3.
3797 2008-03-23 Ian Lance Taylor <iant@google.com>
3799 * options.cc: Include "demangle.h".
3800 (parse_optional_string): New function.
3801 (parse_long_option): Handle takes_optional_argument.
3802 (parse_short_option): Update dash_z initializer. Handle
3803 takes_optional_argument.
3804 (General_options::General_options): Initialize do_demangle_.
3805 (General_options::finalize): Set do_demangle_. Handle demangling
3807 * options.h (parse_optional_string): Declare.
3808 (struct One_option): Add optional_arg field. Update constructor.
3809 Update call constructor calls. Add takes_optional_argument
3811 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3812 (DEFINE_optional_string): Define.
3813 (General_options::demangle): Change from DEFINE_bool to
3814 DEFINE_optional_string.
3815 (General_options::no_demangle): New function.
3816 (General_options::do_demangle): New function.
3817 (General_options::set_do_demangle): New function.
3818 (General_options::execstack_status_): Move definition to end of
3820 (General_options::static_): Likewise.
3821 (General_options::do_demangle_): New field.
3822 * object.cc (big_endian>::get_symbol_location_info): Call
3823 Options::do_demangle, not Options::demangle.
3824 * symtab.cc (demangle): Likewise.
3826 2008-03-22 Ian Lance Taylor <iant@google.com>
3828 * gold.h: Include <cstddef> and <sys/types.h>
3829 * options.h: Include <cstring>.
3831 2008-03-21 Ian Lance Taylor <iant@google.com>
3833 * Added source code to GNU binutils.