1 2009-08-24 Cary Coutant <ccoutant@google.com>
3 * options.h (Command_line::Pre_options): New class.
4 (Command_line::pre_options): New member.
5 * options.cc (gold::options::ready_to_register): New variable.
6 (One_option::register_option): Do nothing if not registering options.
7 Assert if same short option registered twice.
8 (General_options::General_options): Turn off option registration when
10 (Command_line::Pre_options::Pre_options): New constructor.
12 2009-08-24 Cary Coutant <ccoutant@google.com>
14 * options.h (General_options::no_keep_memory): Remove incorrect
17 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19 * Makefile.am (am__skiplex, am__skipyacc): New.
20 * Makefile.in: Regenerate.
22 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24 * Makefile.am (AM_CPPFLAGS): Renamed from ...
26 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
27 (AM_CPPFLAGS): Renamed from ...
29 * Makefile.in, testsuite/Makefile.in: Regenerate.
31 * Makefile.in: Regenerate.
32 * aclocal.m4: Likewise.
33 * config.in: Likewise.
34 * configure: Likewise.
35 * testsuite/Makefile.in: Likewise.
37 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
38 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
39 * Makefile.in: Regenerate.
40 * testsuite/Makefile.in: Regenerate.
42 2009-08-19 Cary Coutant <ccoutant@google.com>
44 * resolve.cc (Symbol_table::resolve): Don't complain about defined
45 symbols in shared libraries overridden by hidden or internal symbols
48 2009-08-19 Chris Demetriou <cgd@google.com>
50 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
51 checking source file names in error messages.
53 2009-08-18 Doug Kwan <dougkwan@google.com>
55 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
56 an elcpp::Ehdr as parameter. Adjust call to set_target.
57 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
58 an elfcpp::Ehdr as parameter.
59 * object.cc (Object::set_target): Remove the version that looks up
61 (Sized_relobj::setup): Take a Target object instead of
62 an elfcpp::Ehdr as parameter. Adjust call to set_target.
63 (make_elf_sized_object): Find target and ask target to
65 * object.h: (Object::set_target): Remove the version that looks up
67 (Sized_relobj::setup): Take a Target object instead of
68 an elfcpp:Ehdr as parameter.
69 * target.cc: Include dynobj.h.
70 (Target::do_make_elf_object_implementation): New.
71 (Target::do_make_elf_object): New.
72 * target.h (Target::make_elf_object): New template declaration.
73 (Target::do_make_elf_object): New method declarations.
74 (Target::do_make_elf_object_implementation): New template declaration.
76 2009-08-14 Ian Lance Taylor <iant@google.com>
78 * gold.h (FUNCTION_NAME): Define.
79 (gold_unreachable): Use FUNCTION_NAME.
81 2009-08-12 Sriraman Tallam <tmsriram@google.com>
83 * icf.cc (Icf::find_identical_sections): Issue a warning when a
84 symbol in the --keep-unique list is not found.
86 2009-08-12 Sriraman Tallam <tmsriram@google.com>
88 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
89 been maked as --keep-unique.
90 (Icf::unfold_section): New function.
91 * icf.h (Icf::unfold_section): New function.
92 * options.h (General_options::keep_unique): New option.
93 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
94 * testsuite/Makefile.in: Regenerate.
95 * testsuite/icf_keep_unique_test.sh: New file.
96 * testsuite/icf_keep_unique_test.cc: New file.
98 2009-08-12 Cary Coutant <ccoutant@google.com>
101 * resolve.cc (Symbol_table::resolve): Check for references from
102 dynamic objects to hidden and internal symbols.
103 * testsuite/Makefile.am (hidden_test.sh): New test.
104 * testsuite/Makefile.in: Regenerate.
105 * testsuite/hidden_test.sh: New script.
106 * testsuite/hidden_test_1.c: New test source.
107 * testsuite/hidden_test_main.c: New test source.
109 2009-08-11 Doug Kwan <dougkwan@google.com>
111 * arm.cc: Update comments.
112 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
113 segment to locate the .ARM.exidx section if present.
115 2009-08-09 Doug Kwan <dougkwan@google.com>
117 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
120 2009-08-07 Sriraman Tallam <tmsriram@google.com>
121 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
124 2009-08-06 Sriraman Tallam <tmsriram@google.com>
126 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
127 valid tls_segment only for non-debug-section relocations.
128 * testsuite/Makefile.am: Add gc_tls_test.
129 * testsuite/Makefile.in: Regenerate.
130 * testsuite/gc_tls_test.cc: New file.
131 * testsuite/gc_tls_test.sh: New file.
133 2009-08-05 Sriraman Tallam <tmsriram@google.com>
137 * Makefile.am (CCFILES): Add icf.cc.
139 * Makefile.in: Regenerate.
140 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
141 * gc.h (gc_process_relocs): Populate lists used by icf to contain
142 section, symbol and addend information for the relocs.
143 * gold.cc (queue_middle_tasks): Call identical code folding.
144 * gold.h: Add defines for multimap.
145 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
146 to the call of finalize_local_symbols.
147 * main.cc (main): Create object of class Icf.
148 * object.cc (Sized_relobj::do_layout): Allow this function to be
149 called twice during icf.
150 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
151 to sections marked as identical by icf.
152 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
154 (Sized_relobj::do_section_entsize): New function.
155 * object.h (Object::section_entsize): New function.
156 (Object::do_section_entsize): New pure virtual function.
157 (Relobj::finalize_local_symbols): Add new parameter.
158 (Relobj::do_section_entsize): New function.
159 * options.h (General_options::icf): New option.
160 (General_options::icf_iterations): New option.
161 (General_options::print_icf_sections): New option.
162 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
163 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
164 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
166 * symtab.cc (Symbol_table::is_section_folded): New function.
167 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
168 to sections marked as identical by icf.
169 * symtab.h (Symbol_table::set_icf): New function.
170 (Symbol_table::icf): New function.
171 (Symbol_table::is_section_folded): New function.
172 (Symbol_table::icf_): New data member.
173 * target-reloc.h (relocate_section): Ignore sections folded by icf.
174 * testsuite/Makefile.am: Add commands to build icf_test.
175 * testsuite/Makefile.in: Regenerate.
176 * testsuite/icf_test.sh: New file.
177 * testsuite/icf_test.cc: New file.
179 2009-07-24 Chris Demetriou <cgd@google.com>
181 * layout.cc (is_compressible_debug_section): Fix incorrect
182 comment about compressed section names.
184 2009-07-20 Ian Lance Taylor <ian@airs.com>
187 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
189 2009-07-16 Ian Lance Taylor <iant@google.com>
192 * layout.h: #include <map>.
193 (class Kept_section): Change from struct to class. Add accessors
194 and setters. Add section size to Comdat_group mapping. Change
195 Comdat_group to std::map. Add is_comdat_ field. Add
196 linkonce_size field in union.
197 (class Layout): Update declaration of find_or_add_kept_section.
198 Don't declare find_kept_object.
199 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
200 parameter. Add object, shndx, is_comdat, and is_group_name
201 parameters. Change all callers. Adjust for new Kept_section.
202 (Layout::find_kept_object): Remove.
203 * object.cc (Sized_relobj::include_section_group): Update use of
204 Kept_section. Rename secnum to shndx. Only record
205 Kept_comdat_section if sections are the same size.
206 (Sized_relobj::include_linkonce_section): Update use of
207 Kept_section. Only record Kept_comdat_section if sections are the
208 same size. Set size of linkonce section.
209 (Sized_relobj::map_to_kept_section): Update call to
210 get_kept_comdat_section.
211 * object.h (class Sized_relobj): Rename fields in
212 Kept_comdat_section to drop trailing underscores; change object
213 field to Relobj*. Change Kept_comdat_section_table to store
214 struct rather than pointer.
215 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
216 Add kept_object and kept_shndx parameters. Change all callers.
217 (Sized_relobj::get_kept_comdat_section): Change return type to
218 bool. Add kept_object and kept_shndx parameters. Change all
220 * plugin.cc (Pluginobj::include_comdat_group): Update call to
221 Layout::find_or_add_kept_section.
223 2009-07-09 Ian Lance Taylor <iant@google.com>
225 * merge.cc (Object_merge_map::initialize_input_to_output_map):
226 Reserve space in the hash table.
228 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
230 * fileread.cc (File_read::get_mtime): New method.
231 * fileread.h (Timespec): New structure.
232 (File_read::get_mtime): New method.
233 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
234 Renamed from timestamp_nsec.
235 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
237 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
239 (Incremental_inputs::report_archive): Save mtime; style fix.
240 (Incremental_inputs::report_obejct): Save mtime; style fix.
241 (Incremental_inputs::report_script): Save mtime; style fix.
242 (Incremental_inputs::finalize_inputs): Style fix.
243 (Incremental_inputs::finalize): Style fix.
244 (Incremental_inputs::create_input_section_data): Store inputs
246 * incremental.h (Incremental_inputs::report_script): Add mtime
248 (Incremental_inputs::Input_info::Input_info): Intialize only one
250 (Incremental_inputs::Input_info::archive): Move to nameless
252 (Incremental_inputs::Input_info::obejct): Move to nameless union.
253 (Incremental_inputs::Input_info::script): Move to nameless union.
254 (Incremental_inputs::mtime): New field.
255 * script.cc (read_input_script): Pass file mtime to
257 * script.h (Script_info::inputs): Style fix.
259 2009-07-01 Ian Lance Taylor <ian@airs.com>
261 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
264 2009-06-24 Ian Lance Taylor <iant@google.com>
267 * layout.cc (Layout::choose_output_section): If we find an
268 existing section, update the flags.
269 (Layout::create_notes): New function, broken out of
271 (Layout::finalize): Don't create note sections.
272 (Layout::create_note): Don't crash if linker script discards
274 (Layout::create_gold_note): Likewise.
275 (Layout::create_build_id): Likewise. Don't set
276 after_input_sections on the section.
277 (Layout::create_executable_stack_info): Remove target parameter.
279 * layout.h (class Layout): Declare create_notes. Update
280 declaration of create_executable_stack_info.
281 * gold.cc (queue_middle_tasks): Call create_notes.
282 * output.cc (Output_section::update_flags_for_input_section): Move
283 here from output.h. If SHF_ALLOC flag is newly set, mark address
285 * output.h (Output_data::mark_address_invalid): New function.
286 (class Output_section): Only declare, not define,
287 update_flags_for_input_section. Remove set_flags.
289 2009-06-24 Ian Lance Taylor <iant@google.com>
291 * script-sections.cc (Output_section_definition::
292 set_section_addresses): Rename shadowing local load_address to
295 2009-06-24 Ian Lance Taylor <iant@google.com>
298 * reloc.cc (relocate_sections): Skip empty relocation sections.
300 2009-06-23 Ian Lance Taylor <iant@google.com>
303 * layout.cc (Layout::create_note): Use choose_output_section
304 rather than make_output_section.
306 2009-06-23 Ian Lance Taylor <iant@google.com>
309 * options.cc (General_options::parse_V): Set printed_version_.
310 (General_options::General_options): Initialize printed_version_.
311 * options.h (class General_options): Add printed_version_ field.
312 * gold.cc (queue_initial_tasks): If there are no input files,
313 don't give a fatal error if we printed the version information.
314 (queue_middle_tasks): If using -r with a shared object, give a
315 fatal error rather than an ordinary error.
317 2009-06-23 Ian Lance Taylor <iant@google.com>
320 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
321 (Layout::make_output_section): Set have_stabstr_section_ if we see
323 (Layout::finalize): Call link_stabs_sections.
324 (Layout::link_stabs_sections): New file.
325 * layout.h (class Layout): Add have_stabstr_section_ field.
326 Declare link_stabs_sections.
328 2009-06-23 Doug Kwan <dougkwan@google.com>
330 * Makefile.am (libgold_a_LIBADD): New.
331 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
332 * Makefile.in: Regenerate.
333 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
334 * configure: Regenerate.
335 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
336 * fileread.cc: Include sys/state.h
337 * gold.h: Declare memmem and strndup if found missing.
338 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
340 2009-06-23 Ian Lance Taylor <iant@google.com>
342 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
343 * configure: Rebuild.
345 2009-06-23 Ian Lance Taylor <iant@google.com>
348 * object.cc (Object::section_contents): Don't try to get a view if
349 the section has length zero.
350 (Object::handle_gnu_warning_section): If the section is empty, use
351 the name of the section as the warning.
353 2009-06-23 Ian Lance Taylor <iant@google.com>
356 * stringpool.h (class Stringpool_template): Add optimize_ field.
357 (Stringpool_template::set_optimize): New function.
358 * stringpool.cc (Stringpool_template::Stringpool_template):
359 Initialize optimize_ field.
360 (Stringpool_template::set_string_offsets): Test local optimize
361 fild rather than parameter.
362 * layout.cc (Layout::Layout): Call set_optimize on the section
365 2009-06-22 Ian Lance Taylor <iant@google.com>
368 * yyscript.y: Parse TARGET.
369 * script.cc (script_set_target): New function.
370 * script-c.h (script_set_target): Declare.
371 * options.cc (General_options::string_to_object_format): Rename
372 from string_to_object_format in anonymous namespace. Change
374 * options.h (class General_options): Declare
375 string_to_object_format.
377 2009-06-22 Ian Lance Taylor <iant@google.com>
379 * script-sections.cc (Script_sections::create_segments): Don't put
380 program headers in a PT_LOAD segment if -n or -N.
382 2009-06-22 Ian Lance Taylor <iant@google.com>
385 * options.h (class General_options): Add -z lazy and -z now. Sort
386 -z options into alphabetical order.
387 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
389 2009-06-21 Ian Lance Taylor <iant@google.com>
391 * layout.cc (Layout::make_output_section): Call
392 Target::new_output_section.
393 (Layout::attach_allocated_section_to_segment): Put large section
394 sections in a separate load segment with the large segment flag
396 (Layout::segment_precedes): Sort large data segments after other
398 (align_file_offset): New static function.
399 (Layout::set_segment_offsets): Use align_file_offset.
400 * output.h (class Output_section): Add is_small_section_ and
401 is_large_section_ fields.
402 (Output_section::is_small_section): New function.
403 (Output_section::set_is_small_section): New function.
404 (Output_section::is_large_section): New function.
405 (Output_section::set_is_large_section): New function.
406 (Output_section::is_large_data_section): New function.
407 (class Output_segment): Add is_large_data_segment_ field.
408 (Output_segment::is_large_data_segment): New function.
409 (Output_segment::set_is_large_data_segment): New function.
410 * output.cc (Output_section::Output_section): Initialize new
412 (Output_segment::Output_segment): Likewise.
413 (Output_segment::add_output_section): Add assertion that large
414 data sections always go in large data segments. Force small data
415 sections to the end of the list of data sections. Force small BSS
416 sections to the start of the list of BSS sections. For large BSS
417 sections to the end of the list of BSS sections.
418 * symtab.h (class Symbol): Declare is_common_shndx.
419 (Symbol::is_defined): Check Symbol::is_common_shndx.
420 (Symbol::is_common): Likewise.
421 (class Symbol_table): Define enum Commons_section_type. Update
422 declarations. Add small_commons_ and large_commons_ fields.
423 * symtab.cc (Symbol::is_common_shndx): New function.
424 (Symbol_table::Symbol_table): Initialize new fields.
425 (Symbol_table::add_from_object): Put small and large common
426 symbols in the right list.
427 (Symbol_table::sized_finalized_symbol): Check
428 Symbol::is_common_shndx.
429 (Symbol_table::sized_write_globals): Likewise.
430 * common.cc (Symbol_table::do_allocate_commons): Allocate new
431 common symbol lists. Don't call do_allocate_commons_list if the
433 (Symbol_table::do_allocate_commons_list): Remove is_tls
434 parameter. Add comons_section_type parameter. Change all
435 callers. Handle small and large common symbols.
436 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
437 Symbol::is_common_shndx.
438 * resolve.cc (symbol_to_bits): Likewise.
439 * target.h (Target::small_common_shndx): New function.
440 (Target::small_common_section_flags): New function.
441 (Target::large_common_shndx): New function.
442 (Target::large_common_section_flags): New function.
443 (Target::new_output_section): New function.
444 (Target::Target_info): Add small_common_shndx, large_common_shndx,
445 small_common_section_flags, and large_common_section_flags
447 (Target::do_new_output_section): New virtual function.
448 * arm.cc (Target_arm::arm_info): Initialize new fields.
449 * i386.cc (Target_i386::i386_info): Likewise.
450 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
452 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
453 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
454 (Target_x86_64::do_new_output_section): New function.
455 * configure.ac: Define conditional MCMODEL_MEDIUM.
456 * testsuite/Makefile.am (check_PROGRAMS): Add large.
457 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
458 (large_LDFLAGS): Define.
459 * testsuite/large.c: New file.
460 * testsuite/testfile.cc (Target_test::test_target_info):
461 Initialize new fields.
462 * configure, testsuite/Makefile.in: Rebuild.
464 2009-06-05 Doug Kwan <dougkwan@google.com>
466 * Makefile.am (CCFILES): Add target.cc.
467 * Makefile.in: Regenerate.
468 * i386.cc (class Target_i386): Define new virtual method to
469 override do_is_local_label_name in parent.
470 * object.cc (Sized_relobj::do_count_local_symbols): Discard
471 local symbols if --discard-locals or -X is given.
472 * options.h (class General_options): Declare new options
473 '--discard-locals' and '-X' for discarding locals.
474 * target.h (class Target): Define new methods is_local_label_name.
475 Declare new virtual method do_is_local_label_name.
476 * target.cc: New file.
477 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
478 (check_SCRIPTS): Add discard_locals_test.sh.
479 (check_DATA): Add discard_local_tests.syms.
480 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
481 (discard_local_tests.syms, discard_locals_test.o): New make rules.
482 * testsuite/Makefile.in: Regenerate.
483 * testsuite/discard_locals_test.c: New file.
484 * testsuite/discard_locals_test.sh: Same.
486 2009-06-05 Doug Kwan <dougkwan@google.com>
488 * object.cc (Sized_relobj::Sized_relobj): Initialize
489 discarded_eh_frame_shndx_ to -1U.
490 (Sized_relobj::do_layout): Record index of a discard .eh_frame
492 (Sized_relobj::do_count_local_symbols): Skip local symbols in
493 a discarded .eh_frame section.
494 (Sized_relobj::do_finalize_local_symbols): Ditto.
495 * object.h (class Sized_relobj): Declare new member
496 discarded_eh_frame_shndx_.
497 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
498 (local_labels_test.o, local_labels_test): New rules.
499 * testsuite/Makefile.in: Regenerate.
501 2009-06-04 Doug Kwan <dougkwan@google.com>
503 * layout.cc (Layout::section_name_mapping): Add mapping for
504 special ARM sections.
506 2009-06-03 Doug Kwan <dougkwan@google.com>
508 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
509 (utils::has_overflow): Same.
511 2009-06-03 Ian Lance Taylor <iant@google.com>
513 * layout.cc (Layout::section_name_mapping): New array, replacing
514 Layout::linkonce_mapping.
515 (Layout::section_name_mapping_count): New variable, replacing
516 Layout::linkonce_mapping_count.
517 (Layout::linkonce_output_name): Remove.
518 (Layout::output_section_name): Rewrite.
519 * layout.h (class Layout): Rename Linkonce_mapping to
520 Section_name_mapping, linkonce_mapping to section_name_mapping,
521 linkonce_mapping_count to section_name_mapping_count. Don't
522 declare linkonce_output_name.
524 2009-06-03 Doug Kwan <dougkwan@google.com>
526 * gold/arm.cc (namespace utils): New.
527 (Target_arm::reloc_is_non_pic): Define new method.
528 (class Arm_relocate_functions): New.
529 (Target_arm::Relocate::relocate): Handle relocation types used by
532 2009-06-03 Ian Lance Taylor <iant@google.com>
534 * arm.cc (Target_arm::scan::global): Use || instead of |.
536 2009-06-02 Doug Kwan <dougkwan@google.com>
538 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
539 issued_non_pic_error_.
540 (class Target_arm::Scan): Declare new method check_non_pic.
541 Define new method symbol_needs_plt_entry.
542 Declare new data member issued_non_pic_error_.
543 (class Target_arm::Relocate): Declare new method
544 should_apply_static_reloc.
545 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
546 (Target_arm::Scan::check_non_pic): Define new method.
547 (Target_arm::Scan::local): Handle a small subset of reloc types used
549 (Target_arm::Scan::local): Same.
550 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
552 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
554 * incremental.cc (Incremental_inputs::report_command_line): Filter
555 out --incremental-* options.
557 2009-05-29 Doug Kwan <dougkwan@google.com>
559 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
561 (class Target_arm): Update comment.
562 (Target_arm::Target_arm): Initialize new data members GOT_,
563 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
564 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
565 and Target_arm::rel_dyn_section.
566 Declare new_enum Target_arm::Got_type.
567 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
569 Update commments for member do_dynsym_value.
570 (Target_arm::got_size, Target_arm::plt_section,
571 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
572 new methods inside class defintion.
573 (Target_arm::got_section): Define new method.
574 (Target_arm::rel_dyn_section): Same.
575 (Output_data_plt_arm): New template class.
576 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
577 (Output_data_plt_arm:do_adjust_output_section): Define new method.
578 (Output_data_plt_arm::add_entry): Same.
579 (Output_data_plt_arm::first_plt_entry): Define new
580 static data member for PLT instruction template.
581 (Output_data_plt_arm::plt_entry): Same.
582 (Output_data_plt_arm::do_write): Define new method.
583 (Target_arm::make_plt_entry): Same.
584 (Target_arm::do_finalize_sections): Same.
585 (Target_arm::do_dynsym_value): Same.
587 2009-05-28 Doug Kwan <dougkwan@google.com>
589 * Makefile.am (TARGETSOURCES): Add arm.cc.
590 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
591 * Makefile.in: Regenerate.
593 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
595 2009-05-26 Doug Kwan <dougkwan@google.com>
597 * options.cc (General_options::parse_exclude_libs). Fix a comment.
598 (General_options::check_excluded_libs): Strip off directories in
599 archive name before matching like GNU ld does.
600 * testsuite/Makefile.am (MOSTLYCLEANFILES,
601 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
602 (exclude_libs_test_LDFLAGS): Add linker option
603 -Wl,--exclude-libs,libexclude_libs_test_3
604 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
605 an explicit archive without using -l.
606 (alt/libexclude_libs_test_3.a): New make rule.
607 * testsuite/Makefile.in: Regenerate.
608 * testsuite/exclude_libs_test.c : Declare lib3_default().
610 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
611 * exclude_libs_test_3.c: New file.
613 2009-05-26 Nick Clifton <nickc@redhat.com>
615 * po/id.po: New Indonesian translation.
616 * po/gold.pot: Updated template file.
618 2009-05-22 Sriraman Tallam <tmsriram@google.com>
620 * testsuite/Makefile.am: Add -ffunction-sections to compile
621 gc_comdat_test files. Add -Wl,--gc-sections to build
623 * testsuite/Makefile.in: Regenerate.
624 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
626 2009-05-21 Sriraman Tallam <tmsriram@google.com>
628 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
629 kept comdat section was garbage collected.
630 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
631 * testsuite/Makefile.in: Regenerate.
632 * testsuite/gc_comdat_test.sh: New file.
633 * testsuite/gc_comdat_test_1.cc: New file.
634 * testsuite/gc_comdat_test_2.cc: New file.
636 2009-05-19 Doug Kwan <dougkwan@google.com>
638 * archive.cc (Archive::Archive): Move constructor from archive.h
639 to here. Initialize no_export_.
640 (Archive::get_elf_object_for_member): Set no_export flag of object.
641 * archive.h (Archive::Archive): Move constructor body to
643 (Archive::no_export): New method.
644 (Archive::no_export_): New field.
645 * object.h (Object::Object): Initialize no_export_ to false.
646 (Object::no_export, Object::set_no_export): New methods.
647 (Object::no_export_): New field.
648 * options.cc (General_options::parse_exclude_libs): New method.
649 (General_options::check_excluded_libs) Same.
650 * options.h (exclude_libs): New option.
651 (General_options::check_excluded_libs): New method declaration.
652 (General_options::excluded_libs_): New field.
653 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
654 default or protected visibility if an object has no-export flag set.
655 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
656 (check_SCRIPTS): Add exclude_libs_test.sh.
657 (check_DATA): Add exclude_libs_test.syms.
658 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
659 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
660 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
661 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
662 (exclude_libs_test.syms, libexclude_libs_test_1.a,
663 libexclude_libs_test_2.a): New rules.
664 * testsuite/Makefile.in: Regenerate.
665 * testsuite/exclude_libs_test.c: New file.
666 * testsuite/exclude_libs_test.sh: Ditto.
667 * testsuite/exclude_libs_test_1.c: Ditto.
668 * testsuite/exclude_libs_test_2.c: Ditto.
670 2009-05-15 Ian Lance Taylor <iant@google.com>
672 * configure.ac: Check for declarations for cases where libiberty.h
673 checks HAVE_DECL_xxx.
674 * configure, config.in: Rebuild.
676 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
678 * gold.h (Incremental_argument_list): Remove (invalid) forward
680 * incremental.cc (Incremental_inputs::report_achive): New method.
681 (Incremental_inputs::report_object): New method.
682 (Incremental_inputs::report_script): New method.
683 (Incremental_inputs::finalize_inputs): New method.
684 (Incremental_inputs::finalize): Call finalize_inputs().
685 (Incremental_inputs::sized_create_incremental_inputs_section_data):
686 Create inputs entries.
687 * incremental.h (Incremental_input_type): New enum.
688 (Incremental_inputs::Incremental_input): Initialize new fields.
689 (Incremental_inputs::report_inputs): New method.
690 (Incremental_inputs::report_achive): New method.
691 (Incremental_inputs::report_object): New method.
692 (Incremental_inputs::report_script): New method.
693 (Incremental_inputs::finalize_inputs): New method.
694 (Incremental_inputs::Input_info): New struct.
695 (Incremental_inputs::Input_info_map): New typedef.
696 (Incremental_inputs::lock_): New field.
697 (Incremental_inputs::Inputs_): New field.
698 (Incremental_inputs::Inputs_map): New field.
699 * main.cc (main): Call Incremental_input::report_inputs.
700 * options.h (Input_argument_list): Typedef moved from
702 (Input_file_group::Files): Remove, use ::Input_argument_list.
703 (Input_file_group::Input_argument_list): Remove, use
704 ::Input_argument_list.
705 * plugin.cc (Plugin_manager::add_input_file): Add error in
707 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
709 * script.cc (read_input_script): Call
710 Incremental_input::report_script.
711 * script.h (Script_info): New class.
713 2009-04-27 Ian Lance Taylor <iant@google.com>
715 * x86_64.cc (do_adjust_output_section): Set entsize to
718 2009-04-23 Elliott Hughes <enh@google.com>
720 * output.cc (Output_file::close): After short writes, continue
721 writing from the correct offset in the buffer being written.
723 2009-04-23 Chris Demetriou <cgd@google.com>
725 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
726 * configure: Regenerate.
727 * config.in: Regenerate.
728 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
729 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
731 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
733 * incremental.cc (Incremental_inputs_header_data): Renamed from
734 Incremental_input_header_data.
735 (Incremental_inputs_header_data::data_size): New field.
736 (Incremental_inputs_header_data::put_input_file_count): Renamed
737 from input_file_count.
738 (Incremental_inputs_header_data::put_command_line_offset): Renamed
739 from command_line_offset.
740 (Incremental_inputs_header_data::put_reserved): Renamed from
742 (Incremental_inputs_entry_data): Renamed from
743 Incremental_input_entry_data.
744 (Incremental_inputs_entry_data::data_size): New field.
745 (Incremental_inputs::report_command_line): New method.
746 (Incremental_inputs::finalize): New method.
747 (Incremental_inputs::create_incremental_inputs_data): New method.
748 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
749 * incremental.h: New file.
750 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
751 (Layout::finalize): Create incremental inputs section in
753 (Layout::create_incremental_info_sections): New method.
754 * layout.h (Layout::incremental_inputs): New method.
755 (Layout::create_incremental_info_sections): New method.
756 (Layout::incremental_inputs_): New field.
757 * main.cc (main): Notify Incremental_input of the command line.
759 2009-04-01 Ian Lance Taylor <iant@google.com>
760 Mikolaj Zalewski <mikolajz@google.com>
762 * gold.h (reserve_unordered_map): Define, three versions, one for
763 each version of Unordered_map.
764 * layout.cc (Layout::Layout): Remove options parameter. Add
765 number_of_input_files parameter. Don't initialize options_.
766 Initialize number_of_input_files_ and resized_signatures_. Move
767 sections_are_attached_.
768 (Layout::layout_group): Reserve space for group_signatures_.
769 (Layout::find_or_add_kept_section): Change name parameter to be a
770 reference. Resize signatures_ map when it gets large enough.
771 (Layout::layout_eh_frame): Use parameters->options() instead of
773 (Layout::make_output_section): Likewise.
774 (Layout::attach_allocated_section_to_segment): Likewise.
775 (Layout::finalize, Layout::create_executable_stack): Likewise.
776 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
777 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
778 * layout.h (class Layout): Update declarations. Remove options_
779 field. Add number_of_input_files_ and resized_signatures_
780 fields. Move sections_are_attached_ field.
781 * main.cc (main): Pass number of input files to Layout
782 constructor. Don't pass options.
784 2009-03-30 Ian Lance Taylor <iant@google.com>
786 * ffsll.c (ffsll): Correct implementation.
788 2009-03-27 Ian Lance Taylor <iant@google.com>
791 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
792 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
793 * ftruncate.c (ftruncate): Declare before definition.
794 * mremap.c (mremap): Likewise.
795 * pread.c (pread): Likewise.
796 * configure, Makefile.in, config.in: Rebuild.
798 * mremap.c: New file.
799 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
800 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
801 (mremap): Declare if HAVE_MREMAP is not defined.
802 * configure, Makefile.in, config.in: Rebuild.
804 2009-03-27 Cary Coutant <ccoutant@google.com>
806 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
807 position independent.
808 * sparc.cc (Target_sparc::check_non_pic): Likewise.
809 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
811 2009-03-24 Cary Coutant <ccoutant@google.com>
813 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
815 (needs_dynamic_reloc): Likewise.
817 2009-03-24 Ian Lance Taylor <iant@google.com>
819 * yyscript.y (file_cmd): Recognize EXTERN.
820 (extern_name_list, extern_name_list_body): New nonterminals.
821 * script.cc (script_add_extern): Define.
822 * script-c.h (script_add_extern): Declare.
824 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
826 * object.cc (is_elf_object): Define.
827 * object.h (is_elf_object): Declare.
828 * archive.cc (Archive::get_elf_object_for_member): Call
830 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
832 2009-03-24 Elliott Hughes <enh@google.com>
834 * output.cc (Output_file::map_anonymous): Define.
835 (Output_file::map): Use map_anonymous. If the regular mmap fails,
836 try an anonymous one. Report the size if the mmap fails.
837 * output.h (class Output_file): Declare map_anonymous.
839 2009-03-24 Ian Lance Taylor <iant@google.com>
841 * target-select.cc (instantiate_target): Don't acquire the lock if
842 the instantiated_target_ field has already been set.
844 2009-03-23 Ian Lance Taylor <iant@google.com>
846 * gold-threads.h (class Initialize_lock): Define.
847 * gold-threads.cc (class Initialize_lock_once): Define.
848 (initialize_lock_control): New static variable.
849 (initialize_lock_pointer): New static variable.
850 (initialize_lock_once): New static function.
851 (Initialize_lock::Initialize_lock): Define.
852 (Initialize_lock::initialize): Define.
853 * target-select.h: Include "gold-threads.h".
854 (class Target_selector): Add lock_ and initialize_lock_ fields.
855 Don't define instantiate_target, just declare it.
856 * target-select.cc (Target_selector::Target_selector): Initialize
858 (Target_selector::instantiate_target): Define.
859 * descriptors.h: Include "gold-threads.h".
860 (class Descriptors): Add initialize_lock_ field.
861 * descriptors.cc (Descriptors::Descriptors): Initialize new
863 (Descriptors::open): Use initialize_lock_ field
864 * errors.h (class Errors): Add initialize_lock_ field.
865 * errors.cc (Errors::Errors): Initialize new field.
866 (Errors::initialize_lock): Use initialize_lock_ field.
867 * powerpc.cc (class Target_selector_powerpc): Remove
868 instantiated_target_ field. In do_recognize call
869 instantiate_target rather than do_instantiate_target. In
870 do_instantiate_target just allocate a new target.
871 * sparc.cc (class Target_selector_sparc): Likewise.
873 * freebsd.h: New file.
874 * i386.cc: Include "freebsd.h".
875 (Target_i386): Derive from Target_freebsd rather than
877 (Target_selector_i386): Derive from Target_selector_freebsd rather
878 than Target_selector.
879 * x86_64.cc: Include "freebsd.h".
880 (Target_x86_64): Derive from Target_freebsd rather than
882 (Target_selector_x86_64): Derive from Target_selector_freebsd
883 rather than Target_selector.
884 * target.h (class Target): Add adjust_elf_header and
885 do_adjust_elf_header.
886 * output.cc (Output_file_header:: do_sized_write): Call target
887 adjust_elf_header routine.
888 * configure.tgt: Set targ_osabi.
889 * configure.ac: Define GOLD_DEFAULT_OSABI.
890 * parameters.cc (Parameters::default_target): Pass
891 GOLD_DEFAULT_OSABI to select_target.
892 * target-select.h (class Target_selector): Make instantiate_target
893 protected rather than private.
894 * Makefile.am (HFILES): Add freebsd.h.
895 * configure, Makefile.in, config.in: Rebuild.
897 * merge.cc (do_add_input_section): Correct pend value. Change
898 message about last entry not being null terminated from error to
901 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
903 * incremental.cc: New file.
904 * Makefile.am (CCFILES): Add incremental.cc.
905 * Makefile.in: Rebuild.
907 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
909 * layout.cc (Layout::output_section_name): Preserve names
910 of '.note.' sections.
912 2009-03-19 Ian Lance Taylor <iant@google.com>
914 * descriptors.cc (Descriptors::open): Check that the options are
915 valid before using them.
917 2009-03-18 Ian Lance Taylor <iant@google.com>
919 * script-sections.h: Include <list>.
920 (class Script_sections): Change Sections_elements from std::vector
921 to std::list. Typedef public Elements_iterator. Add
922 orphan_section_placement_, data_segment_align_start_, and
923 saw_data_segment_align_ fields. Remove data_segment_align_index_
925 * script-sections.cc (class Orphan_section_placement): New class.
926 (class Sections_element): Add virtual functions is_relro and
927 orphan_section_init. Remove virtual function place_orphan_here.
928 (class Output_section_definition): Add is_relro and
929 orphan_section_init. Remove place_orphan_here.
930 (class Orphan_output_section): Likewise.
931 (Script_sections::Script_sections): Update for field changes.
932 (Script_sections::data_segment_align): Set saw_data_segment_align_
933 and data_segment_align_start_, not data_segment_align_index.
934 (Script_sections::data_segment_relro_end): Check
935 saw_data_segment_align_. Use data_segment_align_start_ rather
936 than data_segment_align_index_.
937 (Script_sections::place_orphan): Rewrite to use
938 Orphan_section_placement.
940 2009-03-17 Ian Lance Taylor <iant@google.com>
942 * archive.cc (Archive::add_symbols): Check for a version attached
943 to the symbol name in the archive map.
944 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
945 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
946 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
947 (ver_test_11.a): New target.
948 * testsuite/Makefile.in: Rebuild.
950 * configure.ac: Check for chsize and posix_fallocate. Replace
952 * ftruncate.c: New file, from gnulib.
953 * output.cc (posix_fallocate): Define dummy version if not
954 HAVE_POSIX_FALLOCATE.
955 (Output_file::map): Call posix_fallocate rather than lseek and
957 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
958 * configure, Makefile.in, config.in: Rebuild.
960 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
962 * layout.h (Layout::create_note): Add section_name parameter.
963 * layout.cc (Layout::create_note): Likewise.
964 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
966 2009-03-17 Ian Lance Taylor <iant@google.com>
968 * descriptors.cc: Include "options.h".
969 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
970 (Descriptors::open): Always use O_CLOEXEC when opening a new
971 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
974 * sparc.cc (class Target_sparc): Add has_got_section.
975 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
976 make sure we have a GOT section.
978 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
979 (Target_sparc::Scan::local): Likewise.
980 (Target_sparc::Scan::global): Likewise.
981 (Target_sparc::Relocate::relocate): Likewise.
982 (Target_sparc::Relocate::relocate_tls): Likewise.
984 * symtab.cc (Symbol_table::define_default_version): New function,
985 broken out of add_from_object.
986 (Symbol_table::add_from_object): Call define_default_version.
987 (Symbol_table::define_special_symbol): Add resolve_oldsym
988 parameter. Change all callers. If the version for a symbol comes
989 from a version script, resolve it with the symbol with the same
990 name with no version. Also add the symbol without a version if
992 (do_define_in_output_data): If resolving with oldsym, don't delete
994 (do_define_in_output_segment): Likewise.
995 (do_define_as_constant): Likewise.
996 * symtab.h (class Symbol_table): Update declarations.
998 2009-03-13 Ian Lance Taylor <iant@google.com>
1000 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1001 (Read_symbols::requeue): New function.
1002 (Read_symbols::do_read_symbols): If make_elf_object fails because
1003 the target type is not configured, and the file was searched for,
1004 issue a warning and retry with the next directory.
1005 (Add_symbols::run): If the file has an incompatible format, and
1006 it was searched for, requeue the Read_symbols task. On error,
1008 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1009 dirindex parameter to constructor. Change all callers. Declare
1010 incompatible_warning and requeue.
1011 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1012 input_argument_ and input_group_ fields. Add them to
1013 constructor. Change all callers.
1014 (class Read_script): Add dirindex_ field. Add it to constructor.
1016 * archive.cc (Archive::setup): Remove input_objects parameter.
1018 (Archive::get_file_and_offset): Likewise.
1019 (Archive::read_all_symbols): Likewise.
1020 (Archive::read_symbols): Likewise.
1021 (Archive::get_elf_object_for_member): Remove input_objects
1022 parameter. Add punconfigured parameter. Change all callers.
1023 (Archive::add_symbols): Change return type to bool. Check return
1024 value of include_member.
1025 (Archive::include_all_members): Likewise.
1026 (Archive::include_member): Change return type to bool. Return
1027 false if first included object has incompatible target. Set
1028 included_member_ field.
1029 (Add_archive_symbols::run): If add_symbols returns false, requeue
1031 * archive.h (class Archive): Add included_member_ field.
1032 Initialize it in constructor. Add input_file and searched_for
1033 methods. Update declarations.
1034 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1035 input_argument_ fields. Add them to constructor. Change all
1037 * script.cc: Include "target-select.h".
1038 (class Parser_closure): Add skip_on_incompatible_target_ and
1039 found_incompatible_target_ fields. Add
1040 skip_on_incompatible_target parameter to constructor. Change all
1041 callers. Add methods skip_on_incompatible_target,
1042 clear_skip_on_incompatible_target, found_incompatible_target, and
1043 set_found_incompatible_target.
1044 (read_input_script): Add dirindex parameter. Change all callers.
1045 If parser finds an incompatible target, requeue Read_symbols
1047 (script_set_symbol): Clear skip_on_incompatible_target in
1049 (script_add_assertion, script_parse_option): Likewise.
1050 (script_start_sections, script_add_phdr): Likewise.
1051 (script_check_output_format): New function.
1052 * script.h (read_input_script): Update declaration.
1053 * script-c.h (script_check_output_format): Declare.
1054 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1055 (ignore_cmd): Remove OUTPUT_FORMAT.
1056 * fileread.cc (Input_file::Input_file): Add explicit this.
1057 (Input_file::will_search_for): New function.
1058 (Input_file::open): Add pindex parameter. Change all callers.
1059 * fileread.h (class Input_file): Add input_file_argument method.
1060 Declare will_search_for. Update declarations.
1061 * object.cc (make_elf_object): Add punconfigured parameter.
1063 * object.h (class Object): Make input_file public. Add
1064 searched_for method.
1065 (make_elf_object): Update declaration.
1066 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1068 * dirsearch.h (class Dirsearch): Update declaration.
1069 * options.h (class General_options): Add --warn-search-mismatch.
1070 * parameters.cc (Parameters::is_compatible_target): New function.
1071 * parameters.h (class Parameters): Declare is_compatible_target.
1072 * workqueue.cc (Workqueue::add_blocker): New function.
1073 * workqueue.h (class Workqueue): Declare add_blocker.
1075 * fileread.cc (Input_file::open): Remove options parameter.
1077 (Input_file::open_binary): Likewise.
1078 * script.cc (read_input_script): Likewise.
1079 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1080 options parameter from constructor. Change all callers.
1081 (class Read_script): Likewise.
1082 * fileread.h (class Input_file): Update declarations.
1083 * script.h (read_input_script): Update declaration.
1085 2009-03-10 Nick Clifton <nickc@redhat.com>
1087 * po/es.po: New Spanish translation.
1089 2009-03-06 Cary Coutant <ccoutant@google.com>
1091 * options.cc (parse_short_option): Keep dash_z from registering itself.
1093 2009-03-03 Ian Lance Taylor <iant@google.com>
1096 * target-reloc.h (relocate_section): Pass output_section to
1098 * i386.cc (Target_i386::should_apply_static_reloc): Add
1099 output_section parameter. Change all callers.
1100 (Target_i386::Relocate::relocate): Add output_section parameter.
1101 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1102 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1103 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1104 * testsuite/two_file_shared.sh: New script.
1105 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1106 (check_DATA): Add two_file_shared.dbg.
1107 (two_file_shared.dbg): New target.
1108 * testsuite/Makefile.in: Rebuild.
1110 2009-03-01 Ian Lance Taylor <iant@google.com>
1112 * configure.ac: Check for byteswap.h.
1113 * configure: Rebuild.
1114 * config.in: Rebuild.
1116 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1118 * layout.cc (Layout::find_or_add_kept_section): New function.
1119 (Layout::add_comdat): Removed.
1120 * layout.h (struct Kept_section): Move out of class Layout.
1121 Remove trailing underscores from field names. Add group_sections
1122 field. Rename group_ field to is_group. Change all uses.
1123 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1124 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1125 comdat_groups_ field.
1126 (Sized_relobj::include_section_group): Use
1127 find_or_add_kept_section and Kept_section::group_sections.
1128 (Sized_relobj::include_linkonce_section): Likewise.
1129 * object.cc (class Sized_relobj): Don't define Comdat_group or
1130 Comdat_group_table. Remove find_comdat_group and
1131 add_comdat_group. Remove comdat_groups_ field.
1132 * plugin.cc (include_comdat_group): Use
1133 Layout::find_or_add_kept_section.
1135 2009-02-28 Ian Lance Taylor <iant@google.com>
1137 * README: --gc-sections and map files are now supported. Document
1138 some build requirements.
1141 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1142 relocatable link set the value of the section symbol to zero.
1143 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1144 relocatable link don't include the section address in the local
1147 2009-02-27 Ian Lance Taylor <iant@google.com>
1150 * options.h (class Search_directory): Add is_system_directory.
1151 (class General_options): Declare is_in_system_directory.
1152 * options.cc (get_relative_sysroot): Make static.
1153 (get_default_sysroot): Make static.
1154 (General_optoins::is_in_system_directory): New function.
1155 * fileread.cc (Input_file::is_in_system_directory): New function.
1156 * fileread.h (class Input_file): Declare is_in_system_directory.
1157 * object.h (class Object): Add is_in_system_directory.
1158 (class Input_objects): Remove system_library_directory_ field.
1159 * object.cc (Input_objects::add_object): Don't set
1160 system_library_directory_.
1161 (input_objects::found_in_system_library_directory): Remove.
1162 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1163 parameter. Change all callers.
1164 (Symbol_table::sized_write_globals): Likewise.
1165 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1166 Call Object::is_in_system_directory.
1167 * symtab.h (class Symbol_table): Update declarations.
1170 * descriptors.h (Open_descriptor): Add is_on_stack field.
1171 * descriptors.cc (Descriptors::open): If the descriptor is on the
1172 top of the stack, remove it. Initialize is_on_stack field.
1173 (Descriptors::release): Only add pod to stack if it is not on the
1175 (Descriptors::close_some_descriptor): Clear stack_next and
1179 * output.cc (Output_section::find_starting_output_address): Rename
1180 from starting_output_address; add PADDR parameter; change return
1182 * output.h (class Output_section): Declare
1183 find_starting_output_address instead of starting_output_address.
1184 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1185 section symbol for which we can't find a merge section.
1188 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1189 hidden or internal, force the symbol to be local.
1190 * resolve.cc (Symbol::override_visibility): Define.
1191 (Symbol::override_base): Use override_visibility.
1192 (Symbol_table::resolve): Likewise.
1193 (Symbol::override_base_with_special): Likewise.
1194 (Symbol_table::override_with_special): If the visibility is hidden
1195 or internal, force the symbol to be local.
1196 * symtab.h (class Symbol): Add set_visibility and
1197 override_visibility.
1198 * testsuite/ver_test_1.sh: New file.
1199 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1200 (check_DATA): Add ver_test_1.syms.
1201 (ver_test_1.syms): New target.
1202 * testsuite/Makefile.in: Rebuild.
1204 2009-02-25 Cary Coutant <ccoutant@google.com>
1206 * layout.cc (Layout::choose_output_section): Don't rename sections
1207 when using a linker script that has a SECTIONS clause.
1208 * Makefile.in: Regenerate.
1210 * testsuite/Makefile.am (script_test_5.sh): New test case.
1211 * testsuite/Makefile.in: Regenerate.
1212 * testsuite/script_test_5.cc: New file.
1213 * testsuite/script_test_5.sh: New file.
1214 * testsuite/script_test_5.t: New file.
1216 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1218 * archive.cc (Archive::include_member): Update calls to add_symbols.
1219 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1220 the Layout argument.
1221 * dynobj.h (do_add_symbols): Add the Layout argument.
1222 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1224 * object.h (Object::add_symbols): Add the Layout argument.
1225 (Object::do_add_symbols): Add the Layout argument.
1226 (Sized_relobj::do_add_symbols): Add the Layout argument.
1227 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1228 Unify the two versions.
1229 (Add_plugin_symbols): Remove.
1230 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1231 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1232 (Add_plugin_symbols): Remove.
1233 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1234 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1235 (Add_symbols::run): Make it work with Pulginobj.
1237 2009-02-06 Ian Lance Taylor <iant@google.com>
1239 * object.cc (Sized_relobj::do_layout): Make info message start
1240 with lower case letter.
1242 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1244 * binary.cc: Fix file comment.
1246 * options.h (enum Incremental_disposition): Define.
1247 (class General_options): Add new options: --incremental,
1248 --incremental_changed, --incremental_unchanged,
1249 --incremental_unknown. Add incremental_disposition_ and
1250 implicit_incremental_ fields.
1251 (General_options::incremental_disposition): New function.
1252 (class Position_dependent_options): Add incremental_disposition
1254 (Position_dependent_options::copy_from_options): Set incremental
1256 * options.cc (General_options::parse_incremental_changed): New
1258 (General_options::parse_incremental_unchanged): New function.
1259 (General_options::parse_incremental_unknown): New function.
1260 (General_options::General_options): Initialize new fields
1261 incremental_disposition_ and implicit_incremental_.
1262 (General_options::finalize): Check for uasge of --incremental-*
1263 without --incremental.
1265 2009-02-06 Chris Demetriou <cgd@google.com>
1267 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1268 pointer and to report location as the file name associated with
1270 (gold_undefined_symbol_at_location): New function to replace the
1271 old gold_undefined_symbol functionality.
1272 * target-reloc.h (relocate_section): Update to use
1273 gold_undefined_symbol_at_location.
1274 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1275 Call gold_undefined_symbol function rather than gold_error.
1276 * errors.h (Errors::undefined_symbol): Take location as a
1277 string, rather than calculating it from a relocation.
1278 * errors.cc (Errors::fatal): Print "fatal error:" before the
1280 (Errors::error, Errors::error_at_location): Print "error: "
1281 before the formatted message.
1282 (Errors::undefined_symbol): Take location as a string, rather
1283 than calculating it from a relocation.
1284 (gold_undefined_symbol_at_location): New function akin to
1285 old gold_undefined_symbol, calculates location from relocation.
1286 (gold_undefined_symbol): Change to take only a Symbol pointer
1287 and to report location as the file name associated with the symbol.
1288 * testsuite/debug_msg.sh: Update for changed error messages.
1289 * testsuite/undef_symbol.sh: Likewise.
1291 2009-02-04 Duncan Sands <baldrick@free.fr>
1294 * reduced_debug_output.h
1295 (Output_reduced_debug_abbrev_section::failed): Use format for
1297 (Output_reduced_debug_info_section::faild): Likewise.
1299 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1301 * script.cc (Lazy_demangler): New class.
1302 (Version_script_info::get_symbol_version_helper): Demangle a
1305 2009-01-29 Cary Coutant <ccoutant@google.com>
1307 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1309 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1311 2009-01-28 Ian Lance Taylor <iant@google.com>
1313 * version.cc (version_string): Bump to 1.9.
1315 * gold.h: Include <cstring> and <stdint.h>.
1316 * version.cc: Include <cstdio>.
1317 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1319 * reduced_debug_output.cc (insert_into_vector): Rename from
1320 Insert_into_vector; change all callers. Use Swap_unaligned to
1321 avoid aliasing issue; remove union since it is unnecessary.
1323 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1325 * Makefile.am (CCFILES): Add gc.cc.
1327 * Makefile.in: Regenerate.
1328 * gold.cc (Gc_runner): New class.
1329 (queue_initial_tasks): Call garbage collection related tasks
1330 when corresponding options are invoked.
1331 (queue_middle_gc_tasks): New function.
1332 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1333 processed early before laying out sections during garbage collection.
1334 * gold.h (queue_middle_gc_tasks): New function.
1335 (is_prefix_of): Move from "layout.cc".
1336 * i386.cc (Target_i386::gc_process_relocs): New function.
1337 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1338 * main.cc (main): Create object of class "Garbage_collection".
1339 * object.cc (Relobj::copy_symbols_data): New function.
1340 (Relobj::is_section_name_included): New function.
1341 (Sized_relobj::do_layout): Allow this function to be called twice
1342 during garbage collection and defer layout of section during the
1344 * object.h (Relobj::get_symbols_data): New function.
1345 (Relobj::is_section_name_included): New function.
1346 (Relobj::copy_symbols_data): New function.
1347 (Relobj::set_symbols_data): New function.
1348 (Relobj::get_relocs_data): New function.
1349 (Relobj::set_relocs_data): New function.
1350 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1351 (Relobj::gc_process_relocs): New function.
1352 (Relobj::do_gc_process_relocs): New pure virtual function.
1353 (Relobj::sd_): New data member.
1354 (Sized_relobj::is_output_section_offset_invalid): New function.
1355 (Sized_relobj::do_gc_process_relocs): New function.
1356 * options.h (General_options::gc_sections): Modify to not be a no-op.
1357 (General_options::print_gc_sections): New option.
1358 * plugin.cc (Plugin_finish::run): Remove function call to
1359 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1360 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1361 * reloc.cc (Read_relocs::run): Add task to process relocs and
1362 determine unreferenced sections when doing garbage collection.
1363 (Gc_process_relocs): New class.
1364 (Sized_relobj::do_gc_process_relocs): New function.
1365 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1366 sections that are garbage collected.
1367 * reloc.h (Gc_process_relocs): New class.
1368 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1369 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1370 symbols whose corresponding sections are garbage collected.
1371 (Symbol_table::Symbol_table): Add new parameter for the garbage
1373 (Symbol_table::gc_mark_undef_symbols): New function.
1374 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1375 (Symbol_table::gc_mark_dyn_syms): New function.
1376 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1378 (Symbol_table::add_from_object): Likewise.
1379 (Symbol_table::add_from_relobj): When building shared objects, do not
1380 treat externally visible symbols as garbage.
1381 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1382 table information for static and relocatable links.
1383 * symtab.h (Symbol_table::set_gc): New function.
1384 (Symbol_table::gc): New function.
1385 (Symbol_table::gc_mark_undef_symbols): New function.
1386 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1387 (Symbol_table::gc_mark_dyn_syms): New function.
1388 (Symbol_table::gc_): New data member.
1389 * target.h (Sized_target::gc_process_relocs): New pure virtual
1391 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1392 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1394 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1396 * options.h (General_options::gc_sections): Define as a no-op for now.
1397 (General_options::no_keep_memory): Ditto.
1398 (General_options::Bshareable): Define.
1399 * options.cc (General_options::finalize): Honor -Bshareable.
1401 2009-01-20 Andreas Schwab <schwab@suse.de>
1403 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1404 read the value in the contents, since we don't use it. Use the
1405 template endianness when writing.
1406 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1408 2009-01-19 Andreas Schwab <schwab@suse.de>
1410 * configure.tgt (powerpc64-*): Fix targ_obj.
1412 2009-01-15 Ian Lance Taylor <iant@google.com>
1414 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1415 local symbols when stripping all symbols.
1417 2009-01-14 Cary Coutant <ccoutant@google.com>
1419 * output.cc (Output_reloc): Add explicit instantiations.
1421 2009-01-14 Cary Coutant <ccoutant@google.com>
1423 * archive.cc (Archive::get_elf_object_for_member): Remove call
1424 to File_read::claim_for_plugin.
1425 * descriptors.cc (Descriptors::open): Remove reference to
1427 (Descriptors::claim_for_plugin): Remove.
1428 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1429 (Descriptors::is_claimed): Remove.
1430 (claim_descriptor_for_plugin): Remove.
1431 * fileread.cc (File_read::claim_for_plugin): Remove.
1432 * fileread.h (File_read::claim_for_plugin): Remove.
1433 (File_read::descriptor): Reopen descriptor if necessary.
1434 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1435 (Plugin_manager::all_symbols_read): Add task parameter. Change
1437 (Plugin_manager::get_input_file): New function.
1438 (Plugin_manager::release_input_file): New function.
1439 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1440 corresponding data member.
1441 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1442 and pass to base constructor. Change all callers.
1443 (get_input_file, release_input_file): New functions.
1444 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1445 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1446 (Plugin_manager::all_symbols_read): Add task parameter.
1447 (Plugin_manager::get_input_file): New function.
1448 (Plugin_manager::release_input_file): New function.
1449 (Plugin_manager::task_): New data member.
1450 (Pluginobj::Pluginobj): Add filesize parameter.
1451 (Pluginobj::filename): New function.
1452 (Pluginobj::descriptor): New function.
1453 (Pluginobj::filesize): New function.
1454 (Pluginobj::filesize_): New data member.
1455 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1456 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1457 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1459 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1460 with archive libraries.
1461 * testsuite/Makefile.in: Regenerate.
1462 * testsuite/plugin_test.c (struct sym_info): New type.
1463 (get_input_file, release_input_file): New static variables.
1464 (onload): Capture new transfer vector entries.
1465 (claim_file_hook): Stop reading at end of file according to filesize.
1466 Factor out parsing of readelf output into separate function.
1467 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1468 APIs and get the source file name from the symbol table. Convert
1469 source file name to corresponding object file name. Print info
1470 message when adding new input files.
1471 (parse_readelf_line): New function.
1472 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1473 * testsuite/plugin_test_2.sh: Likewise.
1474 * testsuite/plugin_test_3.sh: Likewise.
1475 * testsuite/plugin_test_4.sh: New test case.
1477 2009-01-07 Ian Lance Taylor <iant@google.com>
1479 * version.cc (version_string): Bump to 1.8.
1481 2008-12-23 Cary Coutant <ccoutant@google.com>
1483 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1484 * plugin.cc (Plugin_manager::finish): Rename as
1485 layout_deferred_objects. Move cleanup to separate function.
1486 (Plugin_manager::cleanup): New function.
1487 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1489 * plugin.h (Plugin_manager::finish): Rename as
1490 layout_deferred_objects.
1491 (Plugin_manager::cleanup): New function.
1492 (Plugin_manager::cleanup_done): New field.
1494 2008-12-23 Cary Coutant <ccoutant@google.com>
1496 * plugin.cc (is_visible_from_outside): New function.
1497 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1498 so we don't return "IR only" status for exported symbols or -r links.
1500 * testsuite/Makefile.am (plugin_test_3): New test case.
1501 * testsuite/Makefile.in: Regenerate.
1502 * testsuite/plugin_test_3.sh: New file.
1504 2008-12-22 Cary Coutant <ccoutant@google.com>
1506 * object.cc (Sized_relobj::layout_section): New function.
1507 (Sized_relobj::do_layout): Defer layout of input sections until after
1508 plugin has provided replacement files.
1509 (Sized_relobj::do_layout_deferred_sections): New function.
1510 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1511 (Relobj::layout_deferred_sections): New function.
1512 (Relobj::do_layout_deferred_sections): New function.
1513 (Sized_relobj::do_layout_deferred_sections): New function.
1514 (Sized_relobj::layout_section): New function.
1515 (Sized_relobj::Deferred_layout): New structure.
1516 (Sized_relobj::deferred_layout_): New field.
1517 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1518 Change all callers. Layout deferred sections.
1519 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1521 (Plugin_hook::run): Move code from do_plugin_hook inline.
1522 (Plugin_hook::do_plugin_hook): Remove.
1523 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1524 (Plugin_manager::finish): Renamed, was cleanup.
1525 (Plugin_manager::should_defer_layout): New function.
1526 (Plugin_manager::add_deferred_layout_object): New function.
1527 (Plugin_manager::Deferred_layout_list): New type.
1528 (Plugin_manager::deferred_layout_objects_): New field.
1529 (Plugin_hook::do_plugin_hook): Remove.
1531 2008-12-17 Ian Lance Taylor <iant@google.com>
1533 * options.h (class General_options): Add --no case for
1536 2008-12-16 Cary Coutant <ccoutant@google.com>
1538 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1540 (Plugin_manager::claim_file): Create plugin object even if
1541 plugin did not call the add_symbols callback.
1542 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1543 asking for more symbols than were added.
1544 * testsuite/Makefile.am (plugin_test_1): Add test case with
1546 (empty.syms): New target.
1547 * testsuite/Makefile.in: Regenerate.
1548 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1549 message. Don't call add_symbols if no globals.
1550 (all_symbols_read_hook): Don't provide replacement for empty
1553 2008-12-12 Ian Lance Taylor <iant@google.com>
1555 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1556 r_type == 0 for a local symbol with r_sym == 0.
1557 (scan_relocatable_relocs): Pass r_sym to
1558 local_non_section_strategy.
1559 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1562 * configure.ac: Update test for TLS descriptors: they are
1563 supported as of glibc 2.9.
1564 * configure: Rebuild.
1566 2008-12-11 Ian Lance Taylor <iant@google.com>
1569 * target-reloc.h (Default_scan_relocatable_relocs): For each
1570 function, map r_type == 0 to RELOC_DISCARD.
1572 2008-12-10 Cary Coutant <ccoutant@google.com>
1574 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1575 object to override a kept COMDAT group from a plugin object.
1577 2008-12-09 Ian Lance Taylor <iant@google.com>
1580 * yyscript.y (file_cmd): Handle INPUT.
1582 * testsuite/initpri1.c: Change all declarations to be full
1583 prototypes by adding void, to avoid compiler warnings.
1585 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1587 * options.cc (General_options::parse_plugin_opt): New.
1588 (General_options::add_plugin): The argument now is just the filename.
1589 (General_options::add_plugin_option): New.
1590 * options.h (plugin_opt): New.
1591 (add_plugin): Change argument name.
1592 (add_plugin_option): New.
1593 * plugin.cc (Plugin::load): Don't parse the plugin option.
1594 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1595 (Plugin::add_option): New.
1596 (Plugin::args_): Change type.
1597 (Plugin::filename_): New.
1598 (Plugin_manager::add_plugin_option): New.
1599 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1600 * testsuite/Makefile.in: Regenerate.
1602 2008-12-05 Cary Coutant <ccoutant@google.com>
1604 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1605 Handle --strip-lto-sections option.
1606 * options.h (strip_lto_sections): New option.
1608 2008-12-01 Cary Coutant <ccoutant@google.com>
1610 * plugin.cc (ld_plugin_message): Change format parameter to const.
1611 Fix mismatch between new[] and delete.
1613 2008-11-14 Cary Coutant <ccoutant@google.com>
1615 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1618 2008-11-05 Craig Silverstein <csilvers@google.com>
1620 * options.cc (General_options::parse_dynamic_list): New function.
1621 * options.h (General_options): New flags dynamic_list,
1622 dynamic_list_data, dynamic_list_cpp_new, and
1623 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1624 (General_options::in_dynamic_list): New function.
1625 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1626 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1627 (Lex::can_continue_name): Likewise.
1629 (read_script_file): New parameter script_options.
1630 (read_dynamic_list): New function.
1631 (Script_options::define_dynamic_list): New function.
1632 (dynamic_list_keyword_parsecodes): New variable.
1633 (dynamic_list_keywords): New variable.
1634 * script.h (Script_options::define_dynamic_list): New function
1636 (read_dynamic_list): New function prototype.
1637 * symtab.cc (strprefix): New macro.
1638 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1639 dynamic_list_data, dynamic_list_cpp_new, and
1640 dynamic_list_cpp_typeinfo.
1641 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1642 (dynamic_list_expr): New rule.
1643 (dynamic_list_nodes): Likewise.
1644 (dynamic_list_node): Likewise.
1645 * testsuite/Makefile.am (dynamic_list): New test.
1646 * testsuite/Makefile.in: Regenerated.
1647 * testsuite/dynamic_list.t: New file.
1648 * testsuite/dynamic_list.sh: New file.
1650 2008-11-05 Craig Silverstein <csilvers@google.com>
1652 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1653 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1654 (t11_last): Likewise.
1655 * testsuite/ver_test_6.c (main): Likewise.
1657 2008-10-07 Cary Coutant <ccoutant@google.com>
1659 * options.c (General_options::finalize): Add check for -static and
1661 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1664 2008-10-02 Cary Coutant <ccoutant@google.com>
1666 * plugin.cc (make_sized_plugin_object): Fix conditional
1667 compilation to work when not all targets are enabled.
1669 2008-09-29 Cary Coutant <ccoutant@google.com>
1671 * archive.cc (Archive::get_file_and_offset): Use filename instead
1672 of name to get library path.
1673 (Archive::include_member): Unlock external member of a thin archive.
1675 * testsuite/Makefile.am (TEST_AR): New variable.
1676 (thin_archive_test_1): New test.
1677 (thin_archive_test_2): New test.
1678 * testsuite/Makefile.in: Regenerate.
1679 * testsuite/thin_archive_main.cc: New file.
1680 * testsuite/thin_archive_test_1.cc: New file.
1681 * testsuite/thin_archive_test_2.cc: New file.
1682 * testsuite/thin_archive_test_3.cc: New file.
1683 * testsuite/thin_archive_test_4.cc: New file.
1685 2008-09-29 Cary Coutant <ccoutant@google.com>
1687 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1688 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1690 (Sized_relobj::do_finalize_local_symbols): Likewise.
1691 (Sized_relobj::map_to_kept_section): Likewise.
1692 * object.h (Sized_relobj::invalid_address): New constant.
1693 (Sized_relobj::do_output_section_offset): Check for invalid_address
1695 * output.cc (Output_reloc::local_section_offset): Use constant
1696 invalid_address instead of -1U.
1697 (Output_reloc::get_address): Likewise.
1698 (Output_section::output_address): Change -1U to -1ULL.
1699 * output.h (Output_reloc::invalid_address): New constant.
1700 * reloc.cc (Sized_relobj::write_sections): Use constant
1701 invalid_address instead of -1U.
1702 (Sized_relobj::relocate_sections): Likewise.
1703 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1704 values for merge sections.
1705 * target-reloc.h (relocate_for_relocatable): Use constant
1706 invalid_address instead of -1U.
1708 2008-09-19 Cary Coutant <ccoutant@google.com>
1710 Add plugin functionality for link-time optimization (LTO).
1711 * configure.ac (plugins): Add --enable-plugins option.
1712 * configure: Regenerate.
1713 * config.in: Regenerate.
1714 * Makefile.am (LIBDL): New variable.
1715 (CCFILES): Add plugin.cc.
1716 (HFILES): Add plugin.h.
1717 (ldadd_var): Add LIBDL.
1718 * Makefile.in: Regenerate.
1720 * archive.cc: Include "plugin.h".
1721 (Archive::setup): Don't preread archive symbols when using a plugin.
1722 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1723 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1725 (Archive::include_member): Add symbols from plugin objects.
1726 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1727 * descriptors.cc (Descriptors::open): Check for file descriptors
1728 abandoned by plugins.
1729 (Descriptors::claim_for_plugin): New function.
1730 * descriptors.h (Descriptors::claim_for_plugin): New function.
1731 (Open_descriptor::is_claimed): New field.
1732 (claim_descriptor_for_plugin): New function.
1733 * fileread.cc (File_read::claim_for_plugin): New function.
1734 * fileread.h (File_read::claim_for_plugin): New function.
1735 (File_read::descriptor): New function.
1736 * gold.cc: Include "plugin.h".
1737 (queue_initial_tasks): Add task to call plugin hooks for generating
1739 * main.cc: Include "plugin.h".
1740 (main): Load plugin libraries.
1741 * object.h (Pluginobj): Declare.
1742 (Object::pluginobj): New function.
1743 (Object::do_pluginobj): New function.
1744 (Object::set_target): New function.
1745 * options.cc: Include "plugin.h".
1746 (General_options::parse_plugin): New function.
1747 (General_options::General_options): Initialize plugins_ field.
1748 (General_options::add_plugin): New function.
1749 * options.h (Plugin_manager): Declare.
1750 (General_options): Add --plugin option.
1751 (General_options::has_plugins): New function.
1752 (General_options::plugins): New function.
1753 (General_options::add_plugin): New function.
1754 (General_options::plugins_): New field.
1755 * plugin.cc: New file.
1756 * plugin.h: New file.
1757 * readsyms.cc: Include "plugin.h".
1758 (Read_symbols::do_read_symbols): Check for archive before checking
1759 for ELF file. Call plugin hooks to claim files.
1760 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1761 from a real object file; force override when processing replacement
1763 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1764 (Symbol::init_base_object): Likewise.
1765 (Symbol::init_base_output_data): Likewise.
1766 (Symbol::init_base_output_segment): Likewise.
1767 (Symbol::init_base_constant): Likewise.
1768 (Symbol::init_base_undefined): Likewise.
1769 (Symbol::output_section): Assert that object is not a plugin.
1770 (Symbol_table::add_from_pluginobj): New function.
1771 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1773 (Symbol_table::sized_write_globals): Likewise.
1774 (Symbol_table::add_from_pluginobj): Instantiate template.
1775 * symtab.h (Sized_pluginobj): Declare.
1776 (Symbol::in_real_elf): New function.
1777 (Symbol::set_in_real_elf): New function.
1778 (Symbol::in_real_elf_): New field.
1779 (Symbol_table::add_from_pluginobj): New function.
1781 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1782 (LIBDL): New variable.
1784 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1785 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1786 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1787 (MOSTLYCLEANFILES): Likewise.
1788 * testsuite/Makefile.in: Regenerate.
1789 * testsuite/plugin_test.c: New file.
1790 * testsuite/plugin_test_1.sh: New file.
1791 * testsuite/plugin_test_2.sh: New file.
1793 2008-09-16 Ian Lance Taylor <iant@google.com>
1795 * target-reloc.h (relocate_section): Check whether a symbol is
1796 defined by the ABI before reporting an undefined symbol error.
1797 * target.h (Target::is_defined_by_abi): Make parameter const.
1798 (Target::do_is_defined_by_abi): Likewise.
1799 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1800 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1801 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1802 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1803 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1804 * testsuite/Makefile.in: Rebuild.
1806 * fileread.cc (make_view): Add casts to avoid warning.
1808 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1810 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1811 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1813 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1815 * options.h (General_options::output_is_executable): New.
1816 (General_options::output_is_pie): New.
1817 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1818 for shared libraries.
1819 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1821 2008-09-11 Chris Demetriou <cgd@google.com>
1823 * options.h (origin): New -z option.
1824 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1825 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1828 2008-09-05 Cary Coutant <ccoutant@google.com>
1830 * fileread.cc (File_read::make_view): Add check for attempt to map
1833 2008-09-05 Cary Coutant <ccoutant@google.com>
1835 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1836 explicit instantiations.
1838 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1841 * options.cc (General_options::finalize): Allow undefined symbols
1842 in shlibs if linking -shared.
1845 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1846 symbols as not needing a dynsym entry.
1848 2008-08-20 Craig Silverstein <csilvers@google.com>
1850 * fileread.cc (File_read::open): Do not lock the file unless it
1851 was successfully opened.
1853 2008-08-14 Cary Coutant <ccoutant@google.com>
1855 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1856 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1857 * testsuite/tls_test.cc (struct int128): 128-bit struct
1858 for testing TLS relocs with non-zero addend.
1859 (v12): New TLS variable.
1861 (t_last): Add check for v12.
1862 * testsuite/tls_test.h (t12): New function.
1863 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1865 2008-08-13 Ian Lance Taylor <iant@google.com>
1867 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1868 set tls_segment_ or relro_segment_.
1869 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1871 * output.h (Output_section::clear_is_relro): New function.
1872 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1873 sections specially even when output_data_ is empty.
1874 (Output_segment::maximum_alignment): When first section is relro,
1875 only force alignment for PT_LOAD segments.
1876 * script.cc (script_data_segment_align): New function.
1877 (script_data_segment_relro_end): New function.
1878 * script-c.h (script_data_segment_align): Declare.
1879 (script_data_segment_relro_end): Declare.
1880 * script-sections.h (class Script_sections): Declare
1881 data_segment_align and data_segment_relro_end. Add fields
1882 segment_align_index_ and saw_relro_end_.
1883 * script-sections.cc (class Sections_element): Add set_is_relro
1884 virtual function. Add new bool* parameter to place_orphan_here.
1885 Add get_output_section virtual function.
1886 (class Output_section_definition): Add set_is_relro. Add new
1887 bool* parameter to place_orphan_here. Add get_output_section.
1888 Add is_relro_ field.
1889 (Output_section_definition::Output_section_definition): Initialize
1890 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1891 and is_relro_ fields.
1892 (Output_section_definition::place_orphan_here): Add is_relro
1894 (Output_section_definition::set_section_addresses): Set relro for
1896 (Output_section_definition::alternate_constraint): Likewise.
1897 (class Orphan_output_section): Add new bool* parameter to
1898 place_orphan_here. Add get_output_section.
1899 (Orphan_output_section::place_orphan_here): Add is_relro
1901 (Script_sections::Script_sections): Initialize
1902 data_segment_align_index_ and saw_relro_end_.
1903 (Script_sections::data_segment_align): New function.
1904 (Script_sections::data_segment_relro_end): New function.
1905 (Script_sections::place_orphan): Set or clear is_relro.
1906 (Script_sections::set_section_addresses): Force alignment of first
1908 * yyscript.y (exp): Call script_data_segment_align and
1909 script_data_segment_relro_end.
1910 * testsuite/relro_script_test.t: New file.
1911 * testsuite/relro_test.cc (using_script): Declare.
1912 (t1, t2): Test using_script.
1913 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1914 (relro_script_test_SOURCES): Define.
1915 (relro_script_test_DEPENDENCIES): Define.
1916 (relro_script_test_LDFLAGS): Define.
1917 (relro_script_test_LDADD): Define.
1918 (relro_script_test.so): New target.
1919 * testsuite/Makefile.in: Rebuild.
1921 2008-08-06 Cary Coutant <ccoutant@google.com>
1923 * archive.cc (Archive::total_archives, Archive::total_members)
1924 (Archive::total_members_loaded): New variables.
1925 (Archive::setup): Add parameter. Add option to preread
1927 (Archive::read_armap): Add counter.
1928 (Archive::get_file_and_offset): New function.
1929 (Archive::get_elf_object_for_member): New function.
1930 (Archive::read_all_symbols): New function.
1931 (Archive::read_symbols): New function.
1932 (Archive::add_symbols): Add counters.
1933 (Archive::include_all_members): Use armap to find members if it's
1935 (Archive::include_member): Skip reading symbols if already read.
1936 Factored code into Archive::get_file_and_offset and
1937 Archive::get_elf_object_for_member. Changed call to
1938 Mapfile::report_include_archive_member.
1939 (Archive::print_stats): New function.
1940 * archive.h: Declare Object and Read_symbols_data classes.
1941 (Archive::Archive): Add initializers for new members.
1942 (Archive::setup): Add parameter.
1943 (Archive::print_stats): New function.
1944 (Archive::total_archives, Archive::total_members)
1945 (Archive::total_members_loaded): New variables.
1946 (Archive::get_file_and_offset): New function.
1947 (Archive::get_elf_object_for_member): New function.
1948 (Archive::read_all_symbols): New function.
1949 (Archive::read_symbols): New function.
1950 (Archive::Archive_member): New class.
1951 (Archive::members_): New member.
1952 (Archive::num_members_): New member.
1953 * main.cc: Include archive.h.
1954 (main): Call Archive::print_stats.
1955 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1956 archive parameter; member_name is now the fully-decorated name.
1957 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1958 * options.h: (General_options): Add --preread-archive-symbols option.
1959 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1962 2008-08-04 Ian Lance Taylor <iant@google.com>
1964 * symtab.h (Symbol::use_plt_offset): New function.
1965 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1966 * powerpc.cc (Relocate::relocate): Likewise.
1967 * sparc.cc (Relocate::relocate): Likewise.
1968 * x86_64.cc (Relocate::relocate): Likewise.
1969 * testsuite/weak_plt.sh: New test.
1970 * testsuite/weak_plt_main.cc: New test.
1971 * testsuite/weak_plt_shared.cc: New test.
1972 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1973 (check_PROGRAMS): Add weak_plt.
1974 (check_DATA): Add weak_plt_shared.so.
1975 (weak_plt_main_pic.o, weak_plt): New targets.
1976 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1977 * testsuite/Makefile.in: Rebuild.
1979 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1981 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1982 * testsuite/Makefile.in: Rebuild.
1984 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1986 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1987 * Makefile.in: Regenerate.
1988 * po/POTFILES.in: Regenerate.
1990 2008-07-29 Ian Lance Taylor <iant@google.com>
1992 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1993 symbols before other symbols.
1994 * testsuite/script_test_2.cc (test_addr): Declare.
1995 (test_addr_alias): Declare.
1996 (main): Check that test_addr and test_addr_alias have the right
1998 * testsuite/script_test_2.t: Define test_addr_alias and
2001 2008-07-24 Ian Lance Taylor <iant@google.com>
2004 * descriptors.cc: New file.
2005 * descriptors.h: New file.
2006 * gold-threads.h (class Hold_optional_lock): New class.
2007 * fileread.cc: Include "descriptors.h".
2008 (File_read::~File_read): Release descriptor rather than closing
2010 (File_read::open) [file]: Call open_descriptor rather than open.
2011 Set is_descriptor_opened_.
2012 (File_read::open) [memory]: Assert that descriptor is not open.
2013 (File_read::reopen_descriptor): New function.
2014 (File_read::release): Release descriptor.
2015 (File_read::do_read): Make non-const. Reopen descriptor.
2016 (File_read::read): Make non-const.
2017 (File_read::make_view): Reopen descriptor.
2018 (File_read::do_readv): Likewise.
2019 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2020 Update declarations.
2021 * layout.cc: Include "descriptors.h".
2022 (Layout::create_build_id): Use open_descriptor rather than open.
2023 * output.cc: Include "descriptors.h".
2024 (Output_file::open): Use open_descriptor rather than open.
2025 * archive.cc (Archive::const_iterator): Change Archive to be
2027 (Archive::begin, Archive::end): Make non-const.
2028 (Archive::count_members): Likewise.
2029 * archive.h (class Archive): Update declarations.
2030 * object.h (Object::read): Make non-const.
2031 * Makefile.am (CCFILES): Add descriptors.cc.
2032 (HFILES): Add descriptors.h.
2033 * Makefile.in: Rebuild.
2036 * gold.h: Always include <clocale>. Add Solaris workarounds
2037 following code in binutils/sysdep.h.
2040 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2041 this->eh_frame_hdr_ is NULL before using it.
2043 * dynobj.cc (Versions::Versions): Update comment.
2045 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2046 the base version name.
2048 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2049 array size plus one.
2050 (Stringpool_template::set_string_offsets): Subtract one from key
2051 before using it as an array index.
2052 (Stringpool_template::get_offset_with_length): Likewise.
2053 (Stringpool_template::write_to_buffer): Likewise.
2054 * stringpool.h (Stringpool_template::get_offset_from_key):
2057 2008-07-23 Ian Lance Taylor <iant@google.com>
2060 * object.h (Merged_symbol_value::value): Do our best to handle a
2064 * script.cc (Version_script_info::get_versions): Don't add empty
2065 version tag to return value.
2066 (Version_script_info::get_symbol_version_helper): Change return
2067 type to bool. Add pversion parameter. Change all callers.
2068 (script_register_vers_node): Don't require a non-NULL tag.
2069 * script.h (class Version_script_info): Update declarations.
2070 (Version_script_info::get_symbol_version): Change return type to
2071 bool. Add version parameter. Change all callers.
2072 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2073 handling. Handle an empty version from a version script.
2074 (Symbol_table::define_special_symbol): Likewise.
2075 * testsuite/ver_test_10.script: New file.
2076 * testsuite/ver_test_10.sh: New file.
2077 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2078 (check_DATA): Add ver_test_10.syms.
2079 (ver_test_10.syms, ver_test_10.so): New target.
2080 * testsuite/Makefile.in: Rebuild.
2082 2008-07-23 Simon Baldwin <simonb@google.com>
2084 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2085 to zero for undefined symbols from dynamic libraries.
2087 2008-07-23 Ian Lance Taylor <iant@google.com>
2089 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2091 * symtab.h (class Symbol_table): Update declaration.
2092 * testsuite/ver_test_9.cc: New file.
2093 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2094 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2095 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2096 (ver_test_9.so, ver_test_9.o): New targets.
2097 * testsuite/Makefile.in: Rebuild.
2099 2008-07-22 Ian Lance Taylor <iant@google.com>
2101 * options.h (class General_options): Define --check-sections.
2102 * layout.cc (Layout::set_segment_offsets): Handle
2105 * options.h (class General_options): Define -n/--nmagic and
2107 * options.cc (General_options::finalize): For -n/--nmagic or
2108 -N/--omagic, set -static.
2109 * layout.cc (Layout::attach_allocated_section_to_segment): If
2110 -N/--omagic, don't put read-only and read-write sections in
2112 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2113 finding a read-only segment.
2114 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2115 don't set the minimum segment alignment to the common page size,
2116 and don't set the file offset to the address modulo the page size.
2117 * script-sections.cc (Script_sections::create_segments): If
2118 -n/--omagic, don't put read-only and read-write sections in
2121 * cref.cc: New file.
2123 * options.h (class General_options): Add --print-symbol-counts.
2124 * main.cc (main): Issue defined symbol report if requested.
2125 * archive.cc (Archive::interpret_header): Make into a const member
2127 (Archive::add_symbols): Call Input_objects::archive_start and
2129 (Archive::const_iterator): Define new class.
2130 (Archive::begin, Archive::end): New functions.
2131 (Archive::include_all_members): Rewrite to use iterator.
2132 (Archive::count_members): New function.
2133 * archive.h (class Archive): Update declarations.
2134 (Archive::filename): New function.
2135 * object.cc: Include "cref.h".
2136 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2137 (Sized_relobj::do_get_global_symbol_counts): New function.
2138 (Input_objects::add_object): Add object to cross-referencer.
2139 (Input_objects::archive_start): New function.
2140 (Input_objects::archive_stop): New function.
2141 (Input_objects::print_symbol_counts): New function.
2142 * object.h: Declare Cref and Archive.
2143 (Object::get_global_symbol_counts): New function.
2144 (Object::do_get_global_symbol_counts): New pure virtual function.
2145 (class Sized_relobj): Add defined_count_ field. Update
2147 (class Input_objects): Add cref_ field. Update constructor.
2148 Update declarations.
2149 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2151 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2153 (Sized_dynobj::do_get_global_symbol_counts): New function.
2154 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2155 defined_count_. Update declarations. Define Symbols typedef.
2156 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2157 parameter. Change all callers.
2158 (Symbol_table::add_from_dynobj): Add sympointers and defined
2159 parameters. Change all callers.
2160 * symtab.h (class Symbol_table): Update declarations.
2161 * Makefile.am (CCFILES): Add cref.cc.
2162 (HFILES): Add cref.h.
2163 * Makefile.in: Rebuild.
2165 2008-07-22 Simon Baldwin <simonb@google.com>
2167 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2168 to zero when writing undefined symbols.
2170 2008-07-22 Ian Lance Taylor <iant@google.com>
2172 * output.cc (Output_section::add_input_section): Don't try to
2173 merge empty merge sections.
2175 2008-07-21 Craig Silverstein <csilvers@google.com>
2177 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2178 Include symbol version in error message.
2180 2008-07-20 Chris Demetriou <cgd@google.com>
2182 * configure.ac (gold_cv_c_random_seed): New configured variable.
2183 (RANDOM_SEED_CFLAGS): New substituted variable.
2184 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2185 * configure: Rebuild.
2186 * Makefile.in: Likewise.
2187 * testsuite/Makefile.in: Likewise.
2189 2008-07-18 Ian Lance Taylor <iant@google.com>
2191 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2192 where we see NAME/NULL and NAME/VERSION as separate symbols.
2193 * testsuite/ver_test_main.cc (main): Call t4.
2194 (t4, t4_2a): Define.
2195 * testsuite/ver_test_2.cc (t4_2): Define.
2196 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2197 * testsuite/ver_test_4.cc (t4_2a): Define.
2198 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2199 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2201 2008-07-17 Ian Lance Taylor <iant@google.com>
2203 * dynobj.cc (Versions::add_def): If we give an error about a
2204 missing version, go ahead and create the version anyhow.
2206 2008-07-10 Ian Lance Taylor <iant@google.com>
2208 Handle output sections with more than 0x7fffffff bytes.
2209 * object.h (class Relobj): Change map_to_output_ to
2210 output_sections_, and just keep a section pointer. Change all
2211 uses. Move comdat group support to Sized_relobj.
2212 (Relobj::is_section_specially_mapped): Remove.
2213 (Relobj::output_section): Remove poff parameter. Change all
2215 (Relobj::output_section_offset): New function.
2216 (Relobj::set_section_offset): Rewrite.
2217 (Relobj::map_to_output): Remove.
2218 (Relobj::output_sections): New function.
2219 (Relobj::do_output_section_offset): New pure virtual function.
2220 (Relobj::do_set_section_offset): Likewise.
2221 (class Sized_relobj): Add section_offsets_ field. Add comdat
2222 group support from Relobj. Update declarations.
2223 (Sized_relobj::get_output_section_offset): New function.
2224 (Sized_relobj::do_output_section_offset): New function.
2225 (Sized_relobj::do_set_section_offset): New function.
2226 * object.cc (Relobj::output_section_address): Remove.
2227 (Sized_relobj::Sized_relobj): Initialize new fields.
2228 (Sized_relobj::include_section_group): Cast find_kept_object to
2230 (Sized_relobj::include_linkonce_section): Likewise.
2231 (Sized_relobj::do_layout): Use separate arrays for output section
2233 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2235 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2236 output_sections and section_offsets.
2237 (Sized_relobj::write_local_symbols): Likewise.
2238 (map_to_kept_section): Compute output address directly.
2239 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2240 output_sections and section_offsets.
2241 (Sized_relobj::write_sections): Likewise.
2242 (Sized_relobj::relocate_sections): Likewise.
2243 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2244 * output.h (class Output_reloc): Update declarations. Change
2245 u2_.relobj to Sized_relobj*.
2246 (class Output_data_reloc): Change add functions to use
2248 * output.cc (Output_reloc::Output_reloc): Change relobj to
2250 (Output_reloc::local_section_offset): Change return type to
2251 Elf_Addr. Use get_output_section_offset.
2252 (Output_reloc::get_address): Likewise.
2253 (Output_section::is_input_address_mapped): Don't call
2254 is_section_specially_mapped.
2255 (Output_section::output_offset): Likewise.
2256 (Output_section::output_address): Likewise.
2257 (Output_section::starting_output_address): Likewise.
2258 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2259 parameter to Sized_relobj*.
2260 (Copy_relocs::need_copy_reloc): Likewise.
2261 (Copy_relocs::save): Likewise.
2262 * copy-relocs.h (class Copy_relocs): Update declarations.
2263 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2264 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2265 * target-reloc.h (relocate_for_relocatable): Change
2266 offset_in_output_section type to Elf_Addr. Change code that uses
2268 * layout.cc (Layout::layout): Always set *off.
2269 * mapfile.cc (Mapfile::print_input_section): Use
2270 output_section_offset.
2271 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2273 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2274 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2275 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2277 2008-07-03 Ian Lance Taylor <iant@google.com>
2279 * layout.cc (Layout::include_section): Do not discard unrecognized
2280 SHT_STRTAB sections.
2282 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2284 * script.cc (Lex::can_continue_name): Make '?' allowable in
2285 version-script names.
2286 * testsuite/version_script.map: Change glob pattern to use '?'
2288 2008-06-30 Manish Singh <yosh@gimp.org>
2291 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2294 2008-06-30 Ian Lance Taylor <iant@google.com>
2298 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2299 versions]: Don't try to read the value in the contents, since we
2300 don't use it. Use the template endianness when writing.
2302 2008-06-25 Cary Coutant <ccoutant@google.com>
2304 * fileread.cc (File_read::make_view): Assert on zero-length view.
2305 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2306 symbol table when there are no symbols to read.
2308 2008-06-23 Craig Silverstein <csilvers@google.com>
2310 * version.cc (version_string): Bump to 1.7
2312 2008-06-18 Craig Silverstein <csilvers@google.com>
2314 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2315 constant 0xFFFF to type Valtype.
2316 (Powerpc_relocate_functions::rel16_ha): Likewise.
2318 2008-06-17 Ian Lance Taylor <iant@google.com>
2320 * output.h (Output_section::Input_section): Initialize p2align_ to
2321 zero for Output_section_data constructors.
2322 (Output_section::Input_section::addralign): If not an input
2323 section, return the alignment of the Output_section_data.
2324 * testsuite/copy_test.cc: New file.
2325 * testsuite/copy_test_1.cc: New file.
2326 * testsuite/copy_test_2.cc: New file.
2327 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2328 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2329 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2330 (copy_test_1_pic.o, copy_test_1.so): New targets.
2331 (copy_test_2_pic.o, copy_test_2.so): New targets.
2332 * testsuite/Makefile.in: Rebuild.
2334 * script-sections.cc (Script_sections::place_orphan): Initialize
2335 local variable exact.
2337 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2339 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2341 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2342 David S. Miller <davem@davemloft.net>
2344 * powerpc.cc: New file.
2345 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2346 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2347 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2348 * Makefile.in: Rebuild.
2350 2008-06-09 Ian Lance Taylor <iant@google.com>
2352 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2354 (throwing, orig_terminate): New static variables.
2355 (terminate_handler): New static function.
2356 (t2): Set terminate handler.
2358 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2361 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2364 2008-05-30 Cary Coutant <ccoutant@google.com>
2366 * archive.cc (Archive::include_all_members) Correct to step
2367 over symbol table and extended name table in thin archives.
2369 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2372 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2375 2008-05-28 Caleb Howe <cshowe@google.com>
2377 * reduced_debug_output.cc: New file.
2378 * reduced_debug_output.h: New file.
2379 * options.h (class General_options): Add --strip-debug-non-line.
2380 * options.cc (General_options::finalize): Add strip_debug_non_line
2381 to the strip heirarchy.
2382 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2384 * layout.cc: Include "reduced_debug_output.h".
2385 (Layout::Layout): Initialize new fields.
2386 (line_only_debug_sections): New static array.
2387 (is_lines_only_debug_sections): New static inline function.
2388 (Layout::include_section): Handle --strip-debug-non-line.
2389 (Layout::make_output_section): If --strip-debug-non-line, build
2390 new output sections for .debug_abbrev and .debug_info.
2391 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2392 gold. Warn about possible overflow.
2393 (read_signed_LEB_128): Likewise.
2394 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2395 (read_signed_LEB_128): Declare.
2396 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2397 (HFILES): Add reduced_debug_output.h.
2398 * Makefile.in: Rebuild.
2400 2008-05-21 Ian Lance Taylor <iant@google.com>
2402 * mapfile.cc: New file.
2403 * mapfile.h: New file.
2404 * options.h (class General_options): Add -M/--print-map and -Map.
2405 * options.cc (General_options::finalize): Make -M equivalent to
2407 * main.cc: Include <cstdio> and "mapfile.h".
2408 (main): Open mapfile if requested.
2409 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2410 constructor. Change caller.
2411 (queue_initial_tasks): Add mapfile parameter. Change caller.
2412 (queue_middle_tasks): Likewise.
2413 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2415 * archive.cc: Include "mapfile.h".
2416 (Archive::add_symbols): Add mapfile parameter. Change all
2417 callers. Pass mapfile, symbol, and reason to include_member.
2418 (Archive::include_all_members): Add mapfile parameter. Change all
2420 (Archive::include_member): Add mapfile, sym, and why parameters.
2421 Change all callers. Report inclusion to map file.
2422 * archive.h: Include "fileread.h".
2423 (class Archive): Update declarations.
2424 (Archive::file): New const method.
2425 (class Add_archive_symbols): Add mapfile_ field. Update
2426 constructor. Change all callers.
2427 * readsyms.h (class Read_symbols): Likewise.
2428 (class Finish_group): Likewise.
2429 (class Read_script): Likewise.
2430 * common.cc: Include "mapfile.h".
2431 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2433 (Symbol_table::do_allocate_commons): Likewise.
2434 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2435 symbol allocation to mapfile.
2436 * common.h (class Allocate_commons_task): Add mapfile_ field.
2437 Update constructor. Change all callers.
2438 * symtab.h (class Symbol_table): Update declarations.
2439 * layout.cc: Include "mapfile.h".
2440 (Layout_task_runner::run): Print information to mapfile.
2441 (Layout::create_gold_note): Change Output_data_fixed_space to
2442 Output_data_zero_fill.
2443 (Layout::create_build_id): Likewise.
2444 (Layout::print_to_mapfile): New function.
2445 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2446 constructor. Change caller.
2447 (class Layout): Declare print_to_mapfile.
2448 * output.cc (Output_section::Input_section::print_to_mapfile): New
2450 (Output_section::add_input_section): If producing a map, always
2451 add to input_sections_ list.
2452 (Output_section::do_print_to_mapfile): New function.
2453 (Output_segment::print_sections_to_mapfile): New function.
2454 (Output_segment::print_section_list_to_mapfile): New function.
2455 * output.h: Include "mapfile.h".
2456 (Output_data::print_to_mapfile): New function.
2457 (Output_data::do_print_to_mapfile): New virtual function.
2458 (Output_segment_headers::do_print_to_mapfile): New function.
2459 (Output_file_header::do_print_to_mapfile): New function.
2460 (Output_data_const::do_print_to_mapfile): New function.
2461 (class Output_data_const_buffer): Add map_name_ field. Update
2462 constructor. Change all callers. Add do_print_to_mapfile
2464 (class Output_data_fixed_space): Likewise.
2465 (class Output_data_space): Likewise.
2466 (class Output_data_zero_fill): New class.
2467 (Output_data_strtab::do_print_to_mapfile): New function.
2468 (Output_data_reloc_base::do_print_to_mapfile): New function.
2469 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2470 (Output_data_group::do_print_to_mapfile): New function.
2471 (Output_data_got::do_print_to_mapfile): New function.
2472 (Output_data_dynamic::do_print_to_mapfile): New function.
2473 (Output_symtab_xindex::do_print_to_mapfile): New function.
2474 (class Output_section): Declare do_print_to_mapflie. Declare
2475 print_to_mapfile in Input_section.
2476 (class Output_segment): Declare new functions.
2477 * object.h (Sized_relobj::symbol_count): New function.
2478 * script-sections.cc
2479 (Output_section_element_dot_assignment::set_section_addresses):
2480 Change Output_data_fixed_space to Output_data_zero_fill.
2481 (Output_data_expression::do_print_to_mapfile): New function.
2482 * script.cc (read_input_script): Add mapfile parameter. Change
2484 * script.h (read_input_script): Update declaration.
2485 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2486 (Eh_frame::do_print_to_mapfile): New function.
2487 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2488 (Output_merge_string::do_print_to_mapfile): New function.
2489 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2491 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2493 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2495 * Makefile.am (CCFILES): Add mapfile.cc.
2496 (HFILES): Add mapfile.h.
2497 * Makefile.in: Rebuild.
2499 2008-05-19 Ian Lance Taylor <iant@google.com>
2501 * options.h (class General_options): Add -z relro.
2502 * layout.cc (Layout::Layout): Initialize relro_segment_.
2503 (Layout::add_output_section_data): Return the output section.
2504 (Layout::make_output_section): Rcognize relro sections and mark
2506 (Layout::attach_allocated_section_to_segment): Put relro sections
2507 in a PT_GNU_RELRO segment.
2508 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2510 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2512 (Layout::linkonce_mapping): Map d.rel.ro.local to
2514 (Layout::output_section_name): Us .data.rel.ro.local for any
2515 section which begins with that.
2516 * layout.h (class Layout): Update add_output_section_data
2517 declaration. Add relro_segment_ field.
2518 * output.cc (Output_section::Output_section): Initialize is_relro_
2519 and is_relro_local_ fields.
2520 (Output_segment::add_output_section): Group relro sections.
2521 (Output_segment::is_first_section_relro): New function.
2522 (Output_segment::maximum_alignment): If there is a relro section,
2523 align the segment to the common page size.
2524 (Output_segment::set_section_addresses): Track whether we are
2525 looking at relro sections. If the last section is a relro
2526 section, align to the common page size.
2527 (Output_segment::set_section_list_addresses): Add in_relro
2528 parameter. Change all callers. Align to the page size when
2529 moving from relro to non-relro section.
2530 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2532 * output.h (class Output_section): Add is_relro_ and
2533 is_relro_local_ fields.
2534 (Output_section::is_relro): New function.
2535 (Output_section::set_is_relro): New function.
2536 (Output_section::is_relro_local): New function.
2537 (Output_section::set_is_relro_local): New function.
2538 (class Output_segment): Update declarations.
2539 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2540 * sparc.cc (Target_sparc::got_section): Likewise.
2541 * x86_64.cc (Target_x86_64::got_section): Likewise.
2542 * testsuite/relro_test_main.cc: New file.
2543 * testsuite/relro_test.cc: New file.
2544 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2545 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2546 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2547 (relro_test.so, relro_test_pic.o): New targets.
2548 * testsuite/Makefile.in: Rebuild.
2550 2008-05-16 Ian Lance Taylor <iant@google.com>
2552 * output.cc (Output_segment::add_output_section): Remove front
2554 * output.h (class Output_segment): Remove
2555 add_initial_output_section and overloaded add_output_section.
2556 Update declaration of remaining add_output_section.
2557 * layout.cc (Layout::create_interp): Call add_output_section
2558 rather than add_initial_output_section.
2559 (Layout::finish_dynamic_section): Likewise.
2561 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2562 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2563 know the dynamic type.
2564 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2565 field. Initialize it in constructor.
2566 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2567 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2568 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2571 * output.cc (Output_reloc::get_address): Change return type to
2573 * output.h (class Output_reloc): Update get_address declaration.
2574 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2575 for section addresses.
2577 2008-05-09 Ian Lance Taylor <iant@google.com>
2580 * gold.cc (gold_nomem): Use return value of write.
2582 2008-05-08 Ian Lance Taylor <iant@google.com>
2584 * symtab.c (Symbol::init_base_output_data): Add version
2585 parameter. Change all callers.
2586 (Symbol::init_base_output_segment): Likewise.
2587 (Symbol::init_base_constant): Likewise.
2588 (Symbol::init_base_undefined): Likewise.
2589 (Sized_symbol::init_output_data): Likewise.
2590 (Sized_symbol::init_output_segment): Likewise.
2591 (Sized_symbol::init_constant): Likewise.
2592 (Sized_symbol::init_undefined): Likewise.
2593 (Symbol_table::do_define_in_output_data): If the new symbol has a
2594 version, mark it as the default.
2595 (Symbol_table::do_define_in_output_segment): Likewise.
2596 (Symbol_table::do_define_as_constant): Likewise.
2597 * symtab.h (class Symbol): Update declarations.
2598 (class Sized_symbol): Likewise.
2599 * resolve.cc (Symbol::override_version): New function.
2600 (Symbol::override_base): Call override_version.
2601 (Symbol::override_base_with_special): Likewise.
2602 * testsuite/ver_script_8.script: New file.
2603 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2604 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2605 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2606 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2608 2008-05-06 Ian Lance Taylor <iant@google.com>
2611 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2613 (class General_options): Remove existing --undefined, and add
2614 --no-undefined instead. Add new --undefined as synonym for -u.
2615 * archive.cc (Archive::add_symbols): Check whether symbol was
2617 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2618 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2619 all uses. Add IS_UNDEFINED. Update declarations to split
2620 different versions of init_base. Declare init_base_undefined.
2621 (Symbol::is_defined): Handle IS_UNDEFINED.
2622 (Symbol::is_undefined): Likewise.
2623 (Symbol::is_weak_undefined): Call is_undefined.
2624 (Symbol::is_absolute): Handle IS_CONSTANT.
2625 (class Sized_symbol): Update declarations to split different
2626 versions of init. Declare init_undefined.
2627 (class Symbol_table): Declare new functions.
2628 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2630 (Symbol::init_base_output_data): Likewise.
2631 (Symbol::init_base_output_segment): Likewise.
2632 (Symbol::init_base_constant): Likewise.
2633 (Symbol::init_base_undefined): New function.
2634 (Sized_symbol::init_object): Rename from init. Change all
2636 (Sized_symbol::init_output_data): Likewise.
2637 (Sized_symbol::init_output_segment): Likewise.
2638 (Sized_symbol::init_constant): Likewise.
2639 (Sized_symbol::init_undefined): New function.
2640 (Symbol_table::add_undefined_symbols_from_command_line): New
2642 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2644 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2645 (Symbol::output_section): Likewise.
2646 (Symbol::set_output_section): Likewise.
2647 (Symbol_table::sized_finalize_symbol): Likewise.
2648 (Symbol_table::sized_write_globals): Likewise.
2649 * resolve.cc (Symbol_table::should_override): Likewise.
2650 (Symbol::override_base_with_special): Likewise.
2652 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2653 symbol, change it to have default visibility.
2654 * testsuite/protected_1.cc: New file.
2655 * testsuite/protected_2.cc: New file.
2656 * testsuite/protected_3.cc: New file.
2657 * testsuite/protected_main_1.cc: New file.
2658 * testsuite/protected_main_2.cc: New file.
2659 * testsuite/protected_main_3.cc: New file.
2660 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2661 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2662 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2663 (protected_1.so): New target.
2664 (protected_1_pic.o, protected_2_pic.o): New targets.
2665 (protected_3_pic.o): New target.
2666 (check_PROGRAMS): Add protected_2.
2667 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2668 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2669 * testsuite/Makefile.in: Rebuild.
2671 * options.h (DEFINE_var): Add set_user_set_##varname__.
2672 (DEFINE_bool_alias): New macro.
2673 (class General_options): Define -Bstatic using DEFINE_bool_alias
2674 rather than DEFINE_special. Add --undefined as an alias for -z
2676 * options.cc (General_options::parse_Bstatic): Remove.
2678 * options.h (class General_options): Add --fatal-warnings.
2679 * main.cc (main): Implement --fatal-warnings.
2680 * errors.h (Errors::warning_count): New function.
2682 * options.h (class General_options): Add -Bsymbolic-functions.
2683 * symtab.h (Symbol::is_preemptible): Check for
2684 -Bsymbolic-functions.
2686 2008-05-05 Ian Lance Taylor <iant@google.com>
2688 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2689 as noVARNAME rather than no-VARNAME.
2690 (class General_options): Add option -z combreloc.
2691 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2693 (Output_reloc::sort_before) [SHT_REL]: New function.
2694 (Output_reloc::sort_before) [SHT_RELA]: New function.
2695 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2696 Sort_relocs_comparison.
2697 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2698 parameter. Change all callers.
2699 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2700 sort_relocs parameter. Change all callers.
2701 * output.cc (Output_reloc::get_address): New function, broken out
2703 (Output_reloc::write_rel): Call it.
2704 (Output_reloc::compare): New function.
2705 (Output_data_reloc_base::do_write): Optionally sort relocs.
2707 * configure.ac: If targ_extra_obj is set, link it in.
2708 * configure.tgt: Initialize all variables.
2709 (x86_64*): Set targ_extra_obj and targ_extra_size.
2710 * configure: Rebuild.
2712 * object.cc (Sized_relobj::include_section_group): Adjust section
2713 indexes read from group data. Build vector to pass to
2715 * layout.cc (Layout::layout_group): Add flags and shndxes
2716 parameters. Remove contents parameter. Change caller. Update
2717 explicit instantiations.
2718 * layout.h (class Layout): Update layout_group declaration.
2719 * output.cc (Output_data_group::Output_data_group): Add flags and
2720 input_shndxes parameters. Remove contents parameter. Change
2722 (Output_data_group::do_write): Change input_sections_ to
2724 * output.h (class Output_data_group): Update constructor
2725 declaration. Rename input_sections_ to input_shndxes_.
2726 * testsuite/many_sections_test.cc: Add template.
2728 2008-04-30 Cary Coutant <ccoutant@google.com>
2730 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2732 * layout.cc (Layout::include_section): Refactored check for debug
2734 (Layout::add_comdat): Add new parameters. Change type
2735 of signature parameter. Add object and shndx to signatures table.
2736 (Layout::find_kept_object): New function.
2737 * layout.h: Include <cstring>.
2738 (Layout::is_debug_info_section): New function.
2739 (Layout::add_comdat): Add new parameters.
2740 (Layout::find_kept_object): New function.
2741 (Layout::Kept_section): New struct.
2742 (Layout::Signatures): Change type of map range.
2743 * object.cc (Relobj::output_section_address): New function.
2744 (Sized_relobj::include_section_group): Add new parameters. Change
2745 calls to Layout::add_comdat. Change to build table of kept comdat
2746 groups and table mapping discarded sections to kept sections.
2747 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2748 (Sized_relobj::do_layout): Change calls to include_section_group and
2749 include_linkonce_section.
2750 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2751 value to zero when section is discarded.
2752 (Sized_relobj::map_to_kept_section): New function.
2753 * object.h (Relobj::output_section_address): New function.
2754 (Relobj::Comdat_group): New type.
2755 (Relobj::find_comdat_group): New function.
2756 (Relobj::Comdat_group_table): New type.
2757 (Relobj::Kept_comdat_section): New type.
2758 (Relobj::Kept_comdat_section_table): New type.
2759 (Relobj::add_comdat_group): New function.
2760 (Relobj::set_kept_comdat_section): New function.
2761 (Relobj::get_kept_comdat_section): New function.
2762 (Relobj::comdat_groups_): New field.
2763 (Relobj::kept_comdat_sections_): New field.
2764 (Symbol_value::input_value): Update comment.
2765 (Sized_relobj::map_to_kept_section) New function.
2766 (Sized_relobj::include_linkonce_section): Add new parameter.
2767 * target-reloc.h (Comdat_behavior): New type.
2768 (get_comdat_behavior): New function.
2769 (relocate_section): Add code to map a discarded section to the
2770 corresponding kept section when applying a relocation.
2772 2008-04-30 Craig Silverstein <csilvers@google.com>
2774 * dwarf_reader.cc (next_generation_count): New static var.
2775 (Addr2line_cache_entry): New struct.
2776 (addr2line_cache): New static var.
2777 (Dwarf_line_info::one_addr2line): Added caching.
2778 (Dwarf_line_info::clear_addr2line_cache): New function.
2779 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2780 cache-size parameter.
2781 (Dwarf_line_info::one_addr2line_cache): New function.
2782 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2783 new cache-size argument to one_addr2line(), and clear cache.
2785 2008-04-28 Cary Coutant <ccoutant@google.com>
2787 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2788 R_386_PC8 relocations.
2790 2008-04-23 Ian Lance Taylor <iant@google.com>
2792 * object.cc (Sized_relobj::include_section_group): Check for
2793 invalid section group.
2795 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2798 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2799 than read for file header.
2800 * archive.cc (Archive::include_member): Likewise.
2802 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2804 * aclocal.m4: Regenerate.
2805 * configure: Regenerate.
2807 2008-04-19 Ian Lance Taylor <iant@google.com>
2809 * version.cc (version_string): Bump to 1.6.
2811 * testsuite/Makefile.am (many_sections_r_test): New target.
2812 (many_sections_r_test_SOURCES): Remove.
2813 (many_sections_r_test_DEPENDENCIES): Remove.
2814 (many_sections_r_test_LDFLAGS): Remove.
2815 (many_sections_r_test_LDADD): Remove.
2817 * object.cc (Sized_relobj::do_add_symbols): Always pass
2818 local_symbol_count_ to add_from_relobj.
2820 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2821 every thousand variables.
2822 * testsuite/Makefile.in: Rebuild.
2824 * object.cc (Xindex::initialize_symtab_xindex): New function.
2825 (Xindex::read_symtab_xindex): New function.
2826 (Xindex::sym_xindex_to_shndx): New function.
2827 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2829 (Sized_relobj::do_initialize_xindex): New function.
2830 (Sized_relobj::do_read_symbols): Adjust section links.
2831 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2832 parameter. Change all callers.
2833 (Sized_relobj::include_section_group): Adjust section links and
2834 symbol section indexes.
2835 (Sized_relobj::do_layout): Adjust section links.
2836 (Sized_relobj::do_count_local_symbols): Adjust section links and
2837 symbol section indexes.
2838 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2839 ordinary and special symbols.
2840 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2841 dynsym_xindex parameters. Change all callers. Adjust section
2842 links. Use SHN_XINDEX when needed.
2843 (Sized_relobj::get_symbol_location_info): Adjust section links.
2844 Don't get fooled by special symbols.
2845 * object.h (class Xindex): Define.
2846 (class Object): Add xindex_ parameter. Declare virtual functoin
2847 do_initialize_xindex.
2848 (Object::adjust_sym_shndx): New function.
2849 (Object::set_xindex): New protected function.
2850 (class Symbol_value): Add is_ordinary_shndx_ field.
2851 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2852 (Symbol_value::value): Assert ordinary section.
2853 (Symbol_value::initialize_input_to_output_map): Likewise.
2854 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2856 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2858 (class Sized_relobj): Update declarations.
2859 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2860 parameter. Change all callers.
2861 (Sized_relobj::adjust_shndx): New function.
2862 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2864 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2865 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2866 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2867 (Sized_dynobj::read_dynsym_section): Adjust section links.
2868 (Sized_dynobj::read_dynamic): Likewise.
2869 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2871 (Sized_dynobj::do_initialize_xindex): New function.
2872 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2873 do_initialize_xindex.
2874 (Sized_dynobj::adjust_shndx): New function.
2875 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2876 dynsym_xindex_ fields.
2877 (Layout::finalize): Add a call to set_section_indexes before
2878 creating the symtab sections.
2879 (Layout::set_section_indexes): Don't do anything if the section
2880 already has a section index.
2881 (Layout::create_symtab_sections): Add shnum parameter. Change
2882 caller. Create .symtab_shndx section if needed.
2883 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2885 (Layout::allocated_output_section_count): New function.
2886 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2888 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2889 fields. Update declarations.
2890 (Layout::symtab_xindex): New function.
2891 (Layout::dynsym_xindex): New function.
2892 (class Write_symbols_task): Add layout_ field.
2893 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2895 * output.cc (Output_section_headers::Output_section_headers): Add
2896 shstrtab_section parameter. Change all callers.
2897 (Output_section_headers::do_sized_write): Store overflow values
2898 for section count and section string table section index in
2899 section header zero.
2900 (Output_file_header::do_sized_write): Check for overflow of
2901 section count and section string table section index.
2902 (Output_symtab_xindex::do_write): New function.
2903 (Output_symtab_xindex::endian_do_write): New function.
2904 * output.h (class Output_section_headers): Add shstrtab_section_.
2905 Update declarations.
2906 (class Output_symtab_xindex): Define.
2907 (Output_section::has_out_shndx): New function.
2908 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2910 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2912 (Sized_symbol::init): Likewise.
2913 (Symbol::output_section): Check for ordinary symbol.
2914 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2915 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2917 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2918 Change all callers. Simplify handling of symbols from sections
2919 not included in the link.
2920 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2922 (Weak_alias_sorter::operator()): Assert that symbols are
2924 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2926 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2927 parameters. Change all callers.
2928 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2929 symbol distinction. Use SHN_XINDEX when needed.
2930 (Symbol_table::write_section_symbol): Add symtab_xindex
2931 parameter. Change all callers.
2932 (Symbol_table::sized_write_section_symbol): Likewise. Use
2933 SHN_XINDEX when needed.
2934 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2936 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2937 (Symbol::is_defined): Check is_ordinary.
2938 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2939 (Symbol::is_absolute, Symbol::is_common): Likewise.
2940 (class Sized_symbol): Update declarations.
2941 (class Symbol_table): Update declarations.
2942 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2943 parameters. Change all callers.
2944 (Sized_symbol::override): Likewise.
2945 (Symbol_table::override): Likewise.
2946 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2947 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2948 is_ordinary, and orig_st_shndx parameters. Change all callers.
2949 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2950 to be in an ordinary section.
2951 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2952 object and is_ordinary parameters. Change all callers.
2953 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2954 Change all callers. Don't add undefined or non-ordinary symbols
2956 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2958 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2960 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2961 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2962 (Sized_relobj::relocate_sections): Likewise.
2963 * target-reloc.h (scan_relocs): Adjust section symbol index.
2964 (scan_relocatable_relocs): Likewise.
2965 * i386.cc (Scan::local): Check for ordinary symbols.
2966 * sparc.cc (Scan::local): Likewise.
2967 * x86_64.cc (Scan::local): Likewise.
2968 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2969 to symbol_section_and_value.
2970 * testsuite/many_sections_test.cc: New file.
2971 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2972 (check_PROGRAMS): Add many_sections_test.
2973 (many_sections_test_SOURCES): Define.
2974 (many_sections_test_DEPENDENCIES): Define.
2975 (many_sections_test_LDFLAGS): Define.
2976 (BUILT_SOURCES): Add many_sections_define.h.
2977 (many_sections_define.h): New target.
2978 (BUILT_SOURCES): Add many_sections_check.h.
2979 (many_sections_check.h): New target.
2980 (check_PROGRAMS): Add many_sections_r_test.
2981 (many_sections_r_test_SOURCES): Define.
2982 (many_sections_r_test_DEPENDENCIES): Define.
2983 (many_sections_r_test_LDFLAGS): Define.
2984 (many_sections_r_test_LDADD): Define.
2985 (many_sections_r_test.o): New target.
2986 * testsuite/Makefile.in: Rebuild.
2988 2008-04-17 Cary Coutant <ccoutant@google.com>
2990 * errors.cc (Errors::info): New function.
2991 (gold_info): New function.
2992 * errors.h (Errors::info): New function.
2993 * gold.h (gold_info): New function.
2994 * object.cc (Input_objects::add_object): Print trace output.
2995 * options.cc (options::parse_set): New function.
2996 (General_options::parse_wrap): Deleted.
2997 (General_options::General_options): Deleted initializer.
2998 * options.h (options::String_set): New typedef.
2999 (options::parse_set): New function.
3000 (DEFINE_set): New macro.
3001 (General_options::wrap): Changed to use DEFINE_set. Changed
3002 callers of any_wrap_symbols and is_wrap_symbol.
3003 (General_options::trace, General_options::trace_symbol):
3005 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3006 (General_options::wrap_symbols_): Deleted.
3007 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3009 2008-04-17 David S. Miller <davem@davemloft.net>
3011 * options.cc (General_options::parse_V): New function.
3012 * options.h: Add entries for -V and -Qy.
3014 2008-04-17 Ian Lance Taylor <iant@google.com>
3016 * common.cc (Symbol_table::allocate_commons): Remove options
3017 parameter. Change caller.
3018 (Symbol_table::do_allocate_commons): Remove options parameter.
3019 Change caller. Just call do_allocate_commons_list twice.
3020 (Symbol_table::do_allocate_commons_list): New function, broken out
3021 of do_allocate_commons.
3022 * common.h (class Allocate_commons_task): Remove options_ field.
3024 * symtab.cc (Symbol_table::Symbol_table): Initialize
3026 (Symbol_table::add_from_object): Put TLS common symbols on
3028 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3029 which are IN_OUTPUT_DATA.
3030 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3031 allocate_commons and do_allocate_commons declarations. Declare
3032 do_allocate_commons_list.
3033 * gold.cc (queue_middle_tasks): Update creation of
3034 Allocate_commons_task to not pass options.
3035 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3036 (TLS_TEST_C_FLAGS): New variable.
3037 (tls_test_c_pic.o): New target.
3038 (tls_test_shared.so): Link in tls_test_c_pic.o.
3039 (tls_test_c_pic_ie.o): New target.
3040 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3041 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3042 (tls_test_c.o): New target.
3043 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3044 (tls_pic_test_LDADD): Likewise.
3045 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3046 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3047 (tls_test_c_gnu2.o): New target.
3048 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3050 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3051 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3052 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3053 * testsuite/tls_test.cc: Include "config.h".
3054 (t_last): Call t11_last.
3055 * testsuite/tls_test.h (t11, t11_last): Declare.
3056 * testsuite/tls_test_c.c: New file.
3057 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3058 * configure.ac: Check for OpenMP support.
3059 * configure, config.in, Makefile.in: Rebuild.
3060 * testsuite/Makefile.in: Rebuild.
3062 2008-04-16 Cary Coutant <ccoutant@google.com>
3064 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3065 (Target_i386::tls_base_symbol_defined_): New field.
3066 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3067 (Target_i386::Scan::global): Likewise.
3068 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3069 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3070 (Target_x86_64::tls_base_symbol_defined_): New field.
3071 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3072 (Target_x86_64::Scan::global): Likewise.
3074 2008-04-16 Cary Coutant <ccoutant@google.com>
3076 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3077 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3078 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3079 building shared libraries.
3080 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3081 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3082 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3083 * testsuite/Makefile.in: Rebuild.
3084 * testsuite/weak_undef.h: New file.
3085 * testsuite/weak_undef_file1.cc: Add extra test cases.
3086 * testsuite/weak_undef_file2.cc: Likewise.
3087 * testsuite/weak_undef_test.cc: Likewise.
3089 2008-04-16 David S. Miller <davem@davemloft.net>
3091 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3092 Add issued_non_pic_error_ field. Declare check_non_pic.
3093 (Target_sparc::Scan::check_non_pic): New function.
3094 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3095 (Target_sparc::Scan::global): Likewise.
3097 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3098 * configure: Rebuild.
3100 * options.h (DEFINE_enable): New macro.
3101 (new_dtags): New enable option.
3102 (initfirst, interpose, loadfltr, nodefaultlib,
3103 nodelete, nodlopen, nodump): New -z options.
3104 * layout.cc (Layout:finish_dynamic_section): If new
3105 dtags enabled, emit DT_RUNPATH. Also, emit a
3106 DT_FLAGS_1 containing any specified -z flags.
3108 2008-04-16 Ian Lance Taylor <iant@google.com>
3110 * copy-relocs.cc: New file.
3111 * copy-relocs.h: New file.
3112 * reloc.cc: Remove Copy_relocs code.
3113 * reloc.h: Likewise.
3114 * reloc-types.h (struct Reloc_types) [both versions]: Add
3115 get_reloc_addend_noerror.
3116 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3117 variants of add_global which take an addend which must be zero.
3118 * i386.cc: Include "copy-relocs.h".
3119 (class Target_i386): Change type of copy_relocs_ to variable,
3121 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3123 (Target_i386::do_finalize_sections): Change handling of
3125 * sparc.cc: Include "copy-relocs.h".
3126 (class Target_sparc): Change type of copy_relocs_ to variable,
3128 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3130 (Target_sparc::do_finalize_sections): Change handling of
3132 * x86_64.cc: Include "copy-relocs.h".
3133 (class Target_x86_64): Change type of copy_relocs_ to variable,
3135 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3136 class. Change all callers.
3137 (Target_x86_64::do_finalize_sections): Change handling of
3139 * Makefile.am (CCFILES): Add copy-relocs.cc.
3140 (HFILES): Add copy-relocs.h.
3142 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3144 * testsuite/script_test_4.sh: Permit leading zeroes.
3146 2008-04-15 Ian Lance Taylor <iant@google.com>
3148 * script-sections.cc (Script_sections::create_segments): Use
3149 header_size_adjustment even when there is enough room for the
3151 * testsuite/script_test_4.sh: New file.
3152 * testsuite/script_test_4.t: New file.
3153 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3154 (check_DATA): Add script_test_4.stdout.
3155 (MOSTLYCLEANFILES): Likewise.
3156 (script_test_4): New target.
3157 (script_test_4.stdout): New target.
3158 * testsuite/Makefile.in: Rebuild.
3160 * sparc.cc: Add definitions for Output_data_plt_sparc class
3163 2008-04-14 David S. Miller <davem@davemloft.net>
3165 * sparc.cc: New file.
3166 * Makefile.am (TARGETSOURCES): Add sparc.cc
3167 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3168 * configure.tgt: Document targ_extra_size and
3169 targ_extra_big_endian. Add entries for sparc-* and
3171 * configure.ac: Handle targ_extra_size and
3172 targ_extra_big_endian.
3173 * Makefile.in: Rebuild.
3174 * configure: Likewise.
3175 * po/POTFILES.in: Likewise.
3176 * po/gold.pot: Likewise.
3178 2008-04-14 Ian Lance Taylor <iant@google.com>
3180 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3181 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3182 in the name/type/flags to section mapping. Don't call
3183 allocate_output_section.
3184 (Layout::choose_output_section): Change parameter from adjust_name
3185 to is_input_section. Don't permit input sections after sections
3186 are attached to segments. Don't call allocate_output_section.
3187 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3188 not write_enable_output_section.
3189 (Layout::make_output_section): Don't push to
3190 unattached_section_list_ nor call attach_to_segment. Call
3191 attach_section_to_segment if sections are attached.
3192 (Layout::attach_sections_to_segments): New function.
3193 (Layout::attach_section_to_segment): New function.
3194 (Layout::attach_allocated_section_to_segment): Rename from
3195 attach_to_segment. Remove flags parameter.
3196 (Layout::allocate_output_section): Remove function.
3197 (Layout::write_enable_output_section): Remove function.
3198 * layout.h (class Layout): Update for above changes. Add new
3199 field sections_are_attached_.
3200 * output.h (Output_section::update_flags_for_input_section): New
3202 * output.cc (Output_section::add_input_section): Call
3203 update_flags_for_input_section.
3204 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3206 2008-04-11 Cary Coutant <ccoutant@google.com>
3208 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3209 thought unnecessary.
3210 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3212 2008-04-11 Ian Lance Taylor <iant@google.com>
3214 * output.h (class Output_section_data): Remove inline definition
3216 * output.cc (Output_section_data::set_addralign): New function.
3218 2008-04-11 Cary Coutant <ccoutant@google.com>
3220 Add support for TLS descriptors for i386 and x86_64.
3221 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3222 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3223 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3225 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3226 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3227 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3229 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3230 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3231 Fix problem with initial-exec relocations.
3232 (Target_i386::Relocate::relocate_tls): Likewise.
3233 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3235 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3236 support for section-plus-offset dynamic table entries.
3237 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3238 (Output_data_dynamic::Dynamic_entry): Add support for
3239 section-plus-offset dynamic table entries.
3240 (Output_data_dynamic::Classification): Likewise.
3241 (Output_data_dynamic::classification_): Renamed offset_.
3242 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3243 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3244 (Target_x86_64::make_plt_section): New function.
3245 (Target_x86_64::reserve_tlsdesc_entries): New function.
3246 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3247 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3248 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3249 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3250 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3251 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3252 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3253 add extra PLT entry for TLS descriptors.
3254 (Output_data_plt_x86_64::got_): New field.
3255 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3256 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3258 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3260 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3261 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3262 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3263 R_386_TLS_DESC_CALL relocations.
3264 (Target_x86_64::Scan::global): Likewise.
3265 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3266 for TLS descriptors.
3267 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3268 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3269 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3270 GD-to-IE relaxation.
3271 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3272 and TLS_DESCRIPTORS.
3273 * Makefile.in: Rebuild.
3274 * configure: Rebuild.
3275 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3276 (tls_test_shared2.so): New target.
3277 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3278 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3279 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3280 (tls_shared_gd_to_ie_test_LDADD): New variable.
3281 (tls_shared_gnu2_gd_to_ie_test): New target.
3282 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3284 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3285 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3286 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3287 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3288 (tls_shared_gnu2_test): New target.
3289 (tls_test_gnu2_shared.so): New target.
3290 (tls_shared_gnu2_test_SOURCES): New variable.
3291 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3292 (tls_shared_gnu2_test_LDFLAGS): New variable.
3293 (tls_shared_gnu2_test_LDADD): New variable.
3294 * testsuite/Makefile.in: Rebuild.
3295 * testsuite/Makefile.
3297 2008-04-11 Ian Lance Taylor <iant@google.com>
3299 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3301 * testsuite/Makefile.in: Rebuild.
3303 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3305 * testsuite/script_test_2.cc (main): Adjust test.
3307 2008-04-11 David S. Miller <davem@davemloft.net>
3308 Ian Lance Taylor <iant@google.com>
3310 * options.h (General_options): Add entries for '-Y' and
3312 * options.cc (General_options:finalize): If -Y was used, add those
3313 entries to the library path instead of the default "/lib" and
3316 2008-04-11 David S. Miller <davem@davemloft.net>
3318 * testsuite/justsyms.t: Start at 0x100.
3319 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3320 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3322 * testsuite/script_test_2.cc: Adjust string and section length
3325 2008-04-09 Ian Lance Taylor <iant@google.com>
3328 * script-sections.cc (Sections_element::allocate_to_segment): Add
3330 (Output_section_definition::allocate_to_segment): Likewise.
3331 (Orphan_output_section::allocate_to_segment): Likewise.
3332 (Script_sections::attach_sections_using_phdrs_clause): Don't
3333 propagate non-PT_LOAD segments to orphan sections.
3334 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3335 readelf rather than objdump.
3336 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3337 .interp section and PT_INTERP segment are the same size.
3338 * testsuite/Makefile.in: Rebuild.
3340 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3341 aliases for symbols defined in the same object.
3342 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3343 (weak_alias_test_SOURCES): New variable.
3344 (weak_alias_test_DEPENDENCIES): New variable.
3345 (weak_alias_test_LDFLAGS): New variable.
3346 (weak_alias_test_LDADD): New variable.
3347 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3348 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3349 (weak_alias_test_3.o): New target.
3350 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3351 * testsuite/weak_alias_test_main.cc: New file.
3352 * testsuite/weak_alias_test_1.cc: New file.
3353 * testsuite/weak_alias_test_2.cc: New file.
3354 * testsuite/weak_alias_test_3.cc: New file.
3356 2008-04-08 Ian Lance Taylor <iant@google.com>
3358 * options.h (class General_options): Add --noinhibit-exec option.
3359 * main.cc (main): Check --noinhibit-exec.
3361 * options.h (class General_options): Define --wrap as a special
3362 option. Add wrap_symbols_ field.
3363 (General_options::any_wrap_symbols): New function.
3364 (General_options::is_wrap_symbol): New function.
3365 * options.cc (General_options::parse_wrap): New function.
3366 (General_options::General_options): Initialize wrap_symbols_.
3367 * symtab.cc (Symbol_table::wrap_symbol): New function.
3368 (Symbol_table::add_from_object): Handle --wrap.
3369 * symtab.h (class Symbol_table): Declare wrap_symbol.
3370 * target.h (Target::wrap_char): New function.
3371 (Target::Target_info): Add wrap_char field.
3372 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3373 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3374 * testsuite/testfile.cc (Target_test::test_target_info):
3377 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3380 * layout.h (class Layout): Add added_eh_frame_data_ field.
3381 * layout.cc (Layout::Layout): Initialize new field.
3382 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3383 output section until we find a section we merged successfully.
3384 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3385 that the size be non-zero.
3387 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3390 2008-04-08 Craig Silverstein <csilvers@google.com>
3392 * configure.ac: Export new conditional variable HAVE_ZLIB.
3393 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3395 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3396 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3398 2008-04-07 Ian Lance Taylor <iant@google.com>
3400 * version.cc (version_string): Set to "1.5".
3402 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3403 Add issued_non_pic_error_ field. Declare check_non_pic.
3404 (Target_x86_64::Scan::check_non_pic): New function.
3405 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3406 (Target_x86_64::Scan::global): Likewise.
3408 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3409 addend parameter. Change caller. Handle merge sections.
3410 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3411 Address to Addend. Don't add in the result of
3412 local_section_offset, pass down the addend and use the returned
3414 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3415 Update declarations of local_section_offset and symbol_value.
3416 * testsuite/two_file_test_1.cc (t18): New function.
3417 * testsuite/two_file_test_2.cc (f18): New function.
3418 * testsuite/two_file_test_main.cc (main): Call t18.
3419 * testsuite/two_file_test.h (t18, f18): Declare.
3421 * configure.ac: Don't test for objdump, c++filt, or readelf.
3422 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3424 (TEST_READELF): New variable.
3425 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3426 (check_PROGRAMS): Add two_file_strip_test.
3427 (two_file_strip_test): New target.
3428 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3429 (two_file_same_shared_strip_test_SOURCES): New variable.
3430 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3431 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3432 (two_file_same_shared_strip_test_LDADD): New variable.
3433 (two_file_shared_strip.so): New target.
3434 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3435 (ver_test_5.syms, ver_test_7.syms): Likewise.
3436 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3437 (strip_test_3.stdout): Use TEST_OBJDUMP.
3438 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3440 2008-04-04 Cary Coutant <ccoutant@google.com>
3442 * symtab.h (Symbol::is_weak_undefined): New function.
3443 (Symbol::is_strong_undefined): New function.
3444 (Symbol::is_absolute): New function.
3445 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3446 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3448 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3449 (weak_undef_test): New target.
3450 * testsuite/Makefile.in: Rebuild.
3451 * testsuite/weak_undef_file1.cc: New file.
3452 * testsuite/weak_undef_file2.cc: New file.
3453 * testsuite/weak_undef_test.cc: New file.
3455 2008-04-03 Craig Silverstein <csilvers@google.com>
3457 * compressed_output.h (class Output_compressed_section): Use
3459 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3461 (zlib_compressed_suffix): Removed.
3462 (Output_compressed_section::set_final_data_size): Use unsigned
3464 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3465 Fix linker invocation.
3466 (flagstest_o_specialfile_and_compress_debug_sections):
3468 * testsuite/Makefile.in: Regenerated.
3470 2008-04-02 David S. Miller <davem@davemloft.net>
3472 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3473 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3475 2008-04-02 Craig Silverstein <csilvers@google.com>
3479 2008-04-02 Ian Lance Taylor <iant@google.com>
3481 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3482 parameters. Update for new key type to views_. Change all
3484 (File_read::read): Adjust for byteshift in returned view.
3485 (File_read::add_view): New function, broken out of
3487 (File_read::make_view): New function, broken out of
3489 (File_read::find_or_make_view): Add offset and aligned
3490 parameters. Rewrite accordingly. Change all callers.
3491 (File_read::get_view): Add offset and aligned parameters. Adjust
3492 for byteshift in return value.
3493 (File_read::get_lasting_view): Likewise.
3494 * fileread.h (class File_read): Update declarations.
3495 (class File_read::View): Add byteshift_ field. Add byteshift to
3496 constructor. Add byteshift method.
3497 * archive.h (Archive::clear_uncached_views): New function.
3498 (Archive::get_view): Add aligned parameter. Change all callers.
3499 * object.h (Object::get_view): Add aligned parameter. Change all
3501 (Object::get_lasting_view): Likewise.
3503 * fileread.cc (File_read::release): Don't call clear_views if
3504 there are multiple objects.
3505 * fileread.h (File_read::clear_uncached_views): New function.
3506 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3509 2008-03-31 Cary Coutant <ccoutant@google.com>
3511 Add thin archive support.
3512 * archive.cc (Archive::armagt): New const.
3513 (Archive::setup): Remove task parameter and calls to unlock.
3514 (Archive::unlock_nested_archives): New function.
3515 (Archive::read_header): Add nested_off parameter. Change
3517 (Archive::interpret_header): Likewise.
3518 (Archive::include_all_members): Change to handle thin
3520 (Archive::include_member): Likewise.
3521 * archive.h (Archive::Archive): Add new parameters and
3523 (Archive::armagt): New const.
3524 (Archive::setup): Remove task parameter.
3525 (Archive::unlock_nested_archives): New function.
3526 (Archive::read_header): Add nested_off parameter.
3527 (Archive::interpret_header): Likewise.
3528 (Archive::Nested_archive_table): New typedef.
3529 (Archive::is_thin_archive_): New field.
3530 (Archive::nested_archives_): New field.
3531 (Archive::options_): New field.
3532 (Archive::dirpath_): New field.
3533 (Archive::task_): New field.
3534 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3535 for thin archives. Pass additional parameters to
3536 Archive::Archive. Unlock the archive file after calling
3539 2008-03-29 Ian Lance Taylor <iant@google.com>
3541 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3542 version symbol to be local.
3543 * testsuite/ver_test_4.sh: New file.
3544 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3545 (check_DATA): Add ver_test_4.syms.
3546 (ver_test_4.syms): New target.
3547 * testsuite/Makefile.in: Rebuild.
3550 (Output_section::Input_section_sort_entry::has_priority): New
3552 (Output_section::Input_section_sort_entry::match_file_name): New
3554 (Output_section::Input_section_sort_entry::match_section_name):
3556 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3558 (Output_section::Input_section_sort_entry::match_section_file):
3560 (Output_section::Input_section_sort_compare::operator()): Rewrite
3561 using new Input_section_sort_entry functions. Sort crtbegin and
3562 crtend first. Sort sections with no priority before sections with
3564 * testsuite/initpri1.c (d3): Check j != 4.
3565 (cd5): New constructor/destructor function.
3566 (main): Check j != 2.
3568 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3569 new symbol when resolving, don't call set_is_default.
3570 * testsuite/ver_test_7.cc: New file.
3571 * testsuite/ver_test_7.sh: New file.
3572 * testsuite/Makefile.am (ver_test_7.so): New target.
3573 (ver_test_7.o): New target.
3574 (check_SCRIPTS): Add ver_test_7.sh.
3575 (check_DATA): Add ver_test_7.syms.
3576 (ver_test_7.syms): New target.
3578 2008-03-28 Ian Lance Taylor <iant@google.com>
3580 * layout.cc (Layout::layout): If we see an input section with a
3581 name that needs sorting, set the must_sort flag for the output
3583 (Layout::make_output_section): If the name of the output section
3584 indicates that it might require sorting, set the may_sort flag.
3585 * output.h (Output_section::may_sort_attached_input_sections): New
3587 (Output_section::set_may_sort_attached_input_sections): New
3589 (Output_section::must_sort_attached_input_sections): New
3591 (Output_section::set_must_sort_attached_input_sections): New
3593 (class Output_section): Declare Input_section_sort_entry. Define
3594 Input_section_sort_compare. Declare
3595 sort_attached_input_sections. Add new fields:
3596 may_sort_attached_input_sections_,
3597 must_sort_attached_input_sections_,
3598 attached_input_sections_are_sorted_.
3599 * output.cc (Output_section::Output_section): Initialize new
3601 (Output_section::add_input_section): Add an entry to
3602 input_sections_ if may_sort or must_sort are true.
3603 (Output_section::set_final_data_size): Call
3604 sort_attached_input_sections if necessary.
3605 (Output_section::Input_section_sort_entry): Define new class.
3606 (Output_section::Input_section_sort_compare::operator()): New
3608 (Output_section::sort_attached_input_sections): New function.
3609 * configure.ac: Check whether the compiler supports constructor
3610 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3611 * testsuite/initpri1.c: New file.
3612 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3613 CONSTRUCTOR_PRIORITY.
3614 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3615 (initpri1_LDFLAGS): New variable.
3616 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3618 2008-03-27 Ian Lance Taylor <iant@google.com>
3620 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3621 * testsuite/common_test_1.c: New file.
3622 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3623 (common_test_1_SOURCES): New variable.
3624 (common_test_1_DEPENDENCIES): New variable.
3625 (common_test_1_LDFLAGS): New variable.
3627 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3628 and commons_ correctly when NAME/VERSION does not override
3630 * testsuite/ver_test_6.c: New file.
3631 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3632 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3633 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3635 2008-03-26 Ian Lance Taylor <iant@google.com>
3637 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3638 of an undefined symbol from a version script.
3639 * testsuite/Makefile.am (ver_test_5.so): New target.
3640 (ver_test_5.o): New target.
3641 (check_SCRIPTS): Add ver_test_5.sh.
3642 (check_DATA): Add ver_test_5.syms.
3643 (ver_test_5.syms): New target.
3644 * testsuite/ver_test_5.cc: New file.
3645 * testsuite/ver_test_5.script: New file.
3646 * testsuite/ver_test_5.sh: New file.
3647 * Makefile.in, testsuite/Makefile.in: Rebuild.
3650 Fix problems building gold with gcc 4.3.0.
3651 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3652 (gold_error_at_location, gold_warning_at_location): Use it.
3653 * configure.ac: Check whether we can compile and use a template
3654 function with a printf attribute.
3655 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3656 when jumping over bytes.
3657 * object.cc: Instantiate Object::read_section_data.
3658 * debug.h: Include <cstring>
3659 * dwarf_reader.cc: Include <algorithm>
3660 * main.cc: Include <cstring>.
3661 * options.cc: Include <cstring>.
3662 * output.cc: Include <cstring>.
3663 * script.cc: Include <cstring>.
3664 * script.h: Include <string>.
3665 * symtab.cc: Include <cstring> and <algorithm>.
3666 * target-select.cc: Include <cstring>.
3667 * version.cc: Include <string>.
3668 * testsuite/testmain.cc: Include <cstdlib>.
3669 * configure, config.in: Rebuild.
3671 2008-03-25 Ian Lance Taylor <iant@google.com>
3673 * options.cc: Include "../bfd/bfdver.h".
3674 (options::help): Print bug reporting address.
3676 * version.cc (print_version): Adjust output for current value of
3681 * options.cc (options::help): Print list of supported targets.
3682 * target-select.h: Include <vector>.
3683 (class Target_selector): Make machine_, size_, and is_big_endian_
3684 fields const. Add bfd_name_ and instantiated_target_ fields.
3685 (Target_selector::Target_selector): Add bfd_name parameter.
3686 (Target_selector::recognize): Make non-virtual, call
3688 (Target_selector::recognize_by_name): Make non-virtual, call
3689 do_recognize_by_name.
3690 (Target_selector::supported_names): New function.
3691 (Target_selector::bfd_name): New function.
3692 (Target_selector::do_instantiate_target): New pure virtual
3694 (Target_selector::do_recognize): New virtual function.
3695 (Target_selector::do_recognize_by_name): New virtual function.
3696 (Target_selector::instantiate_target): New private function.
3697 (supported_target_names): Declare.
3698 * target-select.cc (Target_selector::Target_selector): Update for
3699 new parameter and fields.
3700 (select_target_by_name): Check that the name matches before
3701 calling recognize_by_name.
3702 (supported_target_names): New function.
3703 * i386.cc (class Target_selector_i386): Update Target_selector
3704 constructor call. Remove recognize and recognize_by_name. Add
3705 do_instantiate_target.
3706 * x86_64.cc (class Target_selector_x86_64): Likewise.
3707 * testsuite/testfile.cc (class Target_selector_test): Update for
3708 changes to Target_selector.
3710 * README: Rewrite, with some notes on unsupported features.
3712 2008-03-24 Cary Coutant <ccoutant@google.com>
3714 * i386.cc (Target_i386::Got_type): New enum declaration.
3715 (Target_i386::Scan::local): Updated callers of Output_data_got
3717 (Target_i386::Scan::global): Likewise.
3718 (Target_i386::Relocate::relocate): Likewise.
3719 (Target_i386::Relocate::relocate_tls): Likewise.
3720 * object.h (Got_offset_list): New class.
3721 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3722 (Sized_relobj::local_got_offset): Likewise.
3723 (Sized_relobj::set_local_got_offset): Likewise.
3724 (Sized_relobj::local_has_tls_got_offset): Removed.
3725 (Sized_relobj::local_tls_got_offset): Removed.
3726 (Sized_relobj::set_local_tls_got_offset): Removed.
3727 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3728 * output.cc (Output_data_got::add_global): Added got_type parameter.
3729 (Output_data_got::add_global_with_rel): Likewise.
3730 (Output_data_got::add_global_with_rela): Likewise.
3731 (Output_data_got::add_global_pair_with_rel): New function.
3732 (Output_data_got::add_global_pair_with_rela): New function.
3733 (Output_data_got::add_local): Added got_type parameter.
3734 (Output_data_got::add_local_with_rel): Likewise.
3735 (Output_data_got::add_local_with_rela): Likewise.
3736 (Output_data_got::add_local_pair_with_rel): New function.
3737 (Output_data_got::add_local_pair_with_rela): New function.
3738 (Output_data_got::add_global_tls): Removed.
3739 (Output_data_got::add_global_tls_with_rel): Removed.
3740 (Output_data_got::add_global_tls_with_rela): Removed.
3741 (Output_data_got::add_local_tls): Removed.
3742 (Output_data_got::add_local_tls_with_rel): Removed.
3743 (Output_data_got::add_local_tls_with_rela): Removed.
3744 * output.h (Output_data_got::add_global): Added got_type parameter.
3745 (Output_data_got::add_global_with_rel): Likewise.
3746 (Output_data_got::add_global_with_rela): Likewise.
3747 (Output_data_got::add_global_pair_with_rel): New function.
3748 (Output_data_got::add_global_pair_with_rela): New function.
3749 (Output_data_got::add_local): Added got_type parameter.
3750 (Output_data_got::add_local_with_rel): Likewise.
3751 (Output_data_got::add_local_with_rela): Likewise.
3752 (Output_data_got::add_local_pair_with_rel): New function.
3753 (Output_data_got::add_local_pair_with_rela): New function.
3754 (Output_data_got::add_global_tls): Removed.
3755 (Output_data_got::add_global_tls_with_rel): Removed.
3756 (Output_data_got::add_global_tls_with_rela): Removed.
3757 (Output_data_got::add_local_tls): Removed.
3758 (Output_data_got::add_local_tls_with_rel): Removed.
3759 (Output_data_got::add_local_tls_with_rela): Removed.
3760 * resolve.cc (Symbol::override_base_with_special): Removed
3761 reference to has_got_offset_ field.
3762 * symtab.cc (Symbol::init_fields): Replaced initialization
3763 of got_offset_ with got_offsets_. Removed initialization
3765 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3766 (Symbol::got_offset): Likewise.
3767 (Symbol::set_got_offset): Likewise.
3768 (Symbol::has_tls_got_offset): Removed.
3769 (Symbol::tls_got_offset): Removed.
3770 (Symbol::set_tls_got_offset): Removed.
3771 (Symbol::got_offset_): Removed.
3772 (Symbol::tls_mod_got_offset_): Removed.
3773 (Symbol::tls_pair_got_offset_): Removed.
3774 (Symbol::got_offsets_): New field.
3775 (Symbol::has_got_offset): Removed.
3776 (Symbol::has_tls_mod_got_offset): Removed.
3777 (Symbol::has_tls_pair_got_offset): Removed.
3778 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3779 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3781 (Target_x86_64::Scan::global): Likewise.
3782 (Target_x86_64::Relocate::relocate): Likewise.
3783 (Target_x86_64::Relocate::relocate_tls): Likewise.
3785 2008-03-25 Ben Elliston <bje@au.ibm.com>
3787 * yyscript.y: Fix spelling error in comment.
3789 2008-03-24 Ian Lance Taylor <iant@google.com>
3791 * options.h (class General_options): Define build_id option.
3792 * layout.h (class Layout): Declare write_build_id, create_note,
3793 create_build_id. Add build_id_note_ member.
3794 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3795 "libiberty.h", "md5.h", "sha1.h".
3796 (Layout::Layout): Initialize eh_frame_data_,
3797 eh_frame_hdr_section_, and build_id_note_.
3798 (Layout::finalize): Call create_build_id.
3799 (Layout::create_note): New function, broken out of
3800 Layout::create_gold_note.
3801 (Layout::create_gold_note): Call create_note.
3802 (Layout::create_build_id): New function.
3803 (Layout::write_build_id): New function.
3804 (Close_task_runner::run): Call write_build_id.
3806 * x86_64.cc: Correct license to GPLv3.
3808 2008-03-23 Ian Lance Taylor <iant@google.com>
3810 * options.cc: Include "demangle.h".
3811 (parse_optional_string): New function.
3812 (parse_long_option): Handle takes_optional_argument.
3813 (parse_short_option): Update dash_z initializer. Handle
3814 takes_optional_argument.
3815 (General_options::General_options): Initialize do_demangle_.
3816 (General_options::finalize): Set do_demangle_. Handle demangling
3818 * options.h (parse_optional_string): Declare.
3819 (struct One_option): Add optional_arg field. Update constructor.
3820 Update call constructor calls. Add takes_optional_argument
3822 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3823 (DEFINE_optional_string): Define.
3824 (General_options::demangle): Change from DEFINE_bool to
3825 DEFINE_optional_string.
3826 (General_options::no_demangle): New function.
3827 (General_options::do_demangle): New function.
3828 (General_options::set_do_demangle): New function.
3829 (General_options::execstack_status_): Move definition to end of
3831 (General_options::static_): Likewise.
3832 (General_options::do_demangle_): New field.
3833 * object.cc (big_endian>::get_symbol_location_info): Call
3834 Options::do_demangle, not Options::demangle.
3835 * symtab.cc (demangle): Likewise.
3837 2008-03-22 Ian Lance Taylor <iant@google.com>
3839 * gold.h: Include <cstddef> and <sys/types.h>
3840 * options.h: Include <cstring>.
3842 2008-03-21 Ian Lance Taylor <iant@google.com>
3844 * Added source code to GNU binutils.