1 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
6 (AM_CPPFLAGS): Renamed from ...
8 * Makefile.in, testsuite/Makefile.in: Regenerate.
10 * Makefile.in: Regenerate.
11 * aclocal.m4: Likewise.
12 * config.in: Likewise.
13 * configure: Likewise.
14 * testsuite/Makefile.in: Likewise.
16 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
17 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
18 * Makefile.in: Regenerate.
19 * testsuite/Makefile.in: Regenerate.
21 2009-08-19 Cary Coutant <ccoutant@google.com>
23 * resolve.cc (Symbol_table::resolve): Don't complain about defined
24 symbols in shared libraries overridden by hidden or internal symbols
27 2009-08-19 Chris Demetriou <cgd@google.com>
29 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
30 checking source file names in error messages.
32 2009-08-18 Doug Kwan <dougkwan@google.com>
34 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
35 an elcpp::Ehdr as parameter. Adjust call to set_target.
36 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
37 an elfcpp::Ehdr as parameter.
38 * object.cc (Object::set_target): Remove the version that looks up
40 (Sized_relobj::setup): Take a Target object instead of
41 an elfcpp::Ehdr as parameter. Adjust call to set_target.
42 (make_elf_sized_object): Find target and ask target to
44 * object.h: (Object::set_target): Remove the version that looks up
46 (Sized_relobj::setup): Take a Target object instead of
47 an elfcpp:Ehdr as parameter.
48 * target.cc: Include dynobj.h.
49 (Target::do_make_elf_object_implementation): New.
50 (Target::do_make_elf_object): New.
51 * target.h (Target::make_elf_object): New template declaration.
52 (Target::do_make_elf_object): New method declarations.
53 (Target::do_make_elf_object_implementation): New template declaration.
55 2009-08-14 Ian Lance Taylor <iant@google.com>
57 * gold.h (FUNCTION_NAME): Define.
58 (gold_unreachable): Use FUNCTION_NAME.
60 2009-08-12 Sriraman Tallam <tmsriram@google.com>
62 * icf.cc (Icf::find_identical_sections): Issue a warning when a
63 symbol in the --keep-unique list is not found.
65 2009-08-12 Sriraman Tallam <tmsriram@google.com>
67 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
68 been maked as --keep-unique.
69 (Icf::unfold_section): New function.
70 * icf.h (Icf::unfold_section): New function.
71 * options.h (General_options::keep_unique): New option.
72 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
73 * testsuite/Makefile.in: Regenerate.
74 * testsuite/icf_keep_unique_test.sh: New file.
75 * testsuite/icf_keep_unique_test.cc: New file.
77 2009-08-12 Cary Coutant <ccoutant@google.com>
80 * resolve.cc (Symbol_table::resolve): Check for references from
81 dynamic objects to hidden and internal symbols.
82 * testsuite/Makefile.am (hidden_test.sh): New test.
83 * testsuite/Makefile.in: Regenerate.
84 * testsuite/hidden_test.sh: New script.
85 * testsuite/hidden_test_1.c: New test source.
86 * testsuite/hidden_test_main.c: New test source.
88 2009-08-11 Doug Kwan <dougkwan@google.com>
90 * arm.cc: Update comments.
91 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
92 segment to locate the .ARM.exidx section if present.
94 2009-08-09 Doug Kwan <dougkwan@google.com>
96 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
99 2009-08-07 Sriraman Tallam <tmsriram@google.com>
100 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
103 2009-08-06 Sriraman Tallam <tmsriram@google.com>
105 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
106 valid tls_segment only for non-debug-section relocations.
107 * testsuite/Makefile.am: Add gc_tls_test.
108 * testsuite/Makefile.in: Regenerate.
109 * testsuite/gc_tls_test.cc: New file.
110 * testsuite/gc_tls_test.sh: New file.
112 2009-08-05 Sriraman Tallam <tmsriram@google.com>
116 * Makefile.am (CCFILES): Add icf.cc.
118 * Makefile.in: Regenerate.
119 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
120 * gc.h (gc_process_relocs): Populate lists used by icf to contain
121 section, symbol and addend information for the relocs.
122 * gold.cc (queue_middle_tasks): Call identical code folding.
123 * gold.h: Add defines for multimap.
124 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
125 to the call of finalize_local_symbols.
126 * main.cc (main): Create object of class Icf.
127 * object.cc (Sized_relobj::do_layout): Allow this function to be
128 called twice during icf.
129 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
130 to sections marked as identical by icf.
131 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
133 (Sized_relobj::do_section_entsize): New function.
134 * object.h (Object::section_entsize): New function.
135 (Object::do_section_entsize): New pure virtual function.
136 (Relobj::finalize_local_symbols): Add new parameter.
137 (Relobj::do_section_entsize): New function.
138 * options.h (General_options::icf): New option.
139 (General_options::icf_iterations): New option.
140 (General_options::print_icf_sections): New option.
141 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
142 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
143 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
145 * symtab.cc (Symbol_table::is_section_folded): New function.
146 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
147 to sections marked as identical by icf.
148 * symtab.h (Symbol_table::set_icf): New function.
149 (Symbol_table::icf): New function.
150 (Symbol_table::is_section_folded): New function.
151 (Symbol_table::icf_): New data member.
152 * target-reloc.h (relocate_section): Ignore sections folded by icf.
153 * testsuite/Makefile.am: Add commands to build icf_test.
154 * testsuite/Makefile.in: Regenerate.
155 * testsuite/icf_test.sh: New file.
156 * testsuite/icf_test.cc: New file.
158 2009-07-24 Chris Demetriou <cgd@google.com>
160 * layout.cc (is_compressible_debug_section): Fix incorrect
161 comment about compressed section names.
163 2009-07-20 Ian Lance Taylor <ian@airs.com>
166 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
168 2009-07-16 Ian Lance Taylor <iant@google.com>
171 * layout.h: #include <map>.
172 (class Kept_section): Change from struct to class. Add accessors
173 and setters. Add section size to Comdat_group mapping. Change
174 Comdat_group to std::map. Add is_comdat_ field. Add
175 linkonce_size field in union.
176 (class Layout): Update declaration of find_or_add_kept_section.
177 Don't declare find_kept_object.
178 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
179 parameter. Add object, shndx, is_comdat, and is_group_name
180 parameters. Change all callers. Adjust for new Kept_section.
181 (Layout::find_kept_object): Remove.
182 * object.cc (Sized_relobj::include_section_group): Update use of
183 Kept_section. Rename secnum to shndx. Only record
184 Kept_comdat_section if sections are the same size.
185 (Sized_relobj::include_linkonce_section): Update use of
186 Kept_section. Only record Kept_comdat_section if sections are the
187 same size. Set size of linkonce section.
188 (Sized_relobj::map_to_kept_section): Update call to
189 get_kept_comdat_section.
190 * object.h (class Sized_relobj): Rename fields in
191 Kept_comdat_section to drop trailing underscores; change object
192 field to Relobj*. Change Kept_comdat_section_table to store
193 struct rather than pointer.
194 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
195 Add kept_object and kept_shndx parameters. Change all callers.
196 (Sized_relobj::get_kept_comdat_section): Change return type to
197 bool. Add kept_object and kept_shndx parameters. Change all
199 * plugin.cc (Pluginobj::include_comdat_group): Update call to
200 Layout::find_or_add_kept_section.
202 2009-07-09 Ian Lance Taylor <iant@google.com>
204 * merge.cc (Object_merge_map::initialize_input_to_output_map):
205 Reserve space in the hash table.
207 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
209 * fileread.cc (File_read::get_mtime): New method.
210 * fileread.h (Timespec): New structure.
211 (File_read::get_mtime): New method.
212 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
213 Renamed from timestamp_nsec.
214 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
216 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
218 (Incremental_inputs::report_archive): Save mtime; style fix.
219 (Incremental_inputs::report_obejct): Save mtime; style fix.
220 (Incremental_inputs::report_script): Save mtime; style fix.
221 (Incremental_inputs::finalize_inputs): Style fix.
222 (Incremental_inputs::finalize): Style fix.
223 (Incremental_inputs::create_input_section_data): Store inputs
225 * incremental.h (Incremental_inputs::report_script): Add mtime
227 (Incremental_inputs::Input_info::Input_info): Intialize only one
229 (Incremental_inputs::Input_info::archive): Move to nameless
231 (Incremental_inputs::Input_info::obejct): Move to nameless union.
232 (Incremental_inputs::Input_info::script): Move to nameless union.
233 (Incremental_inputs::mtime): New field.
234 * script.cc (read_input_script): Pass file mtime to
236 * script.h (Script_info::inputs): Style fix.
238 2009-07-01 Ian Lance Taylor <ian@airs.com>
240 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
243 2009-06-24 Ian Lance Taylor <iant@google.com>
246 * layout.cc (Layout::choose_output_section): If we find an
247 existing section, update the flags.
248 (Layout::create_notes): New function, broken out of
250 (Layout::finalize): Don't create note sections.
251 (Layout::create_note): Don't crash if linker script discards
253 (Layout::create_gold_note): Likewise.
254 (Layout::create_build_id): Likewise. Don't set
255 after_input_sections on the section.
256 (Layout::create_executable_stack_info): Remove target parameter.
258 * layout.h (class Layout): Declare create_notes. Update
259 declaration of create_executable_stack_info.
260 * gold.cc (queue_middle_tasks): Call create_notes.
261 * output.cc (Output_section::update_flags_for_input_section): Move
262 here from output.h. If SHF_ALLOC flag is newly set, mark address
264 * output.h (Output_data::mark_address_invalid): New function.
265 (class Output_section): Only declare, not define,
266 update_flags_for_input_section. Remove set_flags.
268 2009-06-24 Ian Lance Taylor <iant@google.com>
270 * script-sections.cc (Output_section_definition::
271 set_section_addresses): Rename shadowing local load_address to
274 2009-06-24 Ian Lance Taylor <iant@google.com>
277 * reloc.cc (relocate_sections): Skip empty relocation sections.
279 2009-06-23 Ian Lance Taylor <iant@google.com>
282 * layout.cc (Layout::create_note): Use choose_output_section
283 rather than make_output_section.
285 2009-06-23 Ian Lance Taylor <iant@google.com>
288 * options.cc (General_options::parse_V): Set printed_version_.
289 (General_options::General_options): Initialize printed_version_.
290 * options.h (class General_options): Add printed_version_ field.
291 * gold.cc (queue_initial_tasks): If there are no input files,
292 don't give a fatal error if we printed the version information.
293 (queue_middle_tasks): If using -r with a shared object, give a
294 fatal error rather than an ordinary error.
296 2009-06-23 Ian Lance Taylor <iant@google.com>
299 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
300 (Layout::make_output_section): Set have_stabstr_section_ if we see
302 (Layout::finalize): Call link_stabs_sections.
303 (Layout::link_stabs_sections): New file.
304 * layout.h (class Layout): Add have_stabstr_section_ field.
305 Declare link_stabs_sections.
307 2009-06-23 Doug Kwan <dougkwan@google.com>
309 * Makefile.am (libgold_a_LIBADD): New.
310 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
311 * Makefile.in: Regenerate.
312 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
313 * configure: Regenerate.
314 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
315 * fileread.cc: Include sys/state.h
316 * gold.h: Declare memmem and strndup if found missing.
317 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
319 2009-06-23 Ian Lance Taylor <iant@google.com>
321 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
322 * configure: Rebuild.
324 2009-06-23 Ian Lance Taylor <iant@google.com>
327 * object.cc (Object::section_contents): Don't try to get a view if
328 the section has length zero.
329 (Object::handle_gnu_warning_section): If the section is empty, use
330 the name of the section as the warning.
332 2009-06-23 Ian Lance Taylor <iant@google.com>
335 * stringpool.h (class Stringpool_template): Add optimize_ field.
336 (Stringpool_template::set_optimize): New function.
337 * stringpool.cc (Stringpool_template::Stringpool_template):
338 Initialize optimize_ field.
339 (Stringpool_template::set_string_offsets): Test local optimize
340 fild rather than parameter.
341 * layout.cc (Layout::Layout): Call set_optimize on the section
344 2009-06-22 Ian Lance Taylor <iant@google.com>
347 * yyscript.y: Parse TARGET.
348 * script.cc (script_set_target): New function.
349 * script-c.h (script_set_target): Declare.
350 * options.cc (General_options::string_to_object_format): Rename
351 from string_to_object_format in anonymous namespace. Change
353 * options.h (class General_options): Declare
354 string_to_object_format.
356 2009-06-22 Ian Lance Taylor <iant@google.com>
358 * script-sections.cc (Script_sections::create_segments): Don't put
359 program headers in a PT_LOAD segment if -n or -N.
361 2009-06-22 Ian Lance Taylor <iant@google.com>
364 * options.h (class General_options): Add -z lazy and -z now. Sort
365 -z options into alphabetical order.
366 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
368 2009-06-21 Ian Lance Taylor <iant@google.com>
370 * layout.cc (Layout::make_output_section): Call
371 Target::new_output_section.
372 (Layout::attach_allocated_section_to_segment): Put large section
373 sections in a separate load segment with the large segment flag
375 (Layout::segment_precedes): Sort large data segments after other
377 (align_file_offset): New static function.
378 (Layout::set_segment_offsets): Use align_file_offset.
379 * output.h (class Output_section): Add is_small_section_ and
380 is_large_section_ fields.
381 (Output_section::is_small_section): New function.
382 (Output_section::set_is_small_section): New function.
383 (Output_section::is_large_section): New function.
384 (Output_section::set_is_large_section): New function.
385 (Output_section::is_large_data_section): New function.
386 (class Output_segment): Add is_large_data_segment_ field.
387 (Output_segment::is_large_data_segment): New function.
388 (Output_segment::set_is_large_data_segment): New function.
389 * output.cc (Output_section::Output_section): Initialize new
391 (Output_segment::Output_segment): Likewise.
392 (Output_segment::add_output_section): Add assertion that large
393 data sections always go in large data segments. Force small data
394 sections to the end of the list of data sections. Force small BSS
395 sections to the start of the list of BSS sections. For large BSS
396 sections to the end of the list of BSS sections.
397 * symtab.h (class Symbol): Declare is_common_shndx.
398 (Symbol::is_defined): Check Symbol::is_common_shndx.
399 (Symbol::is_common): Likewise.
400 (class Symbol_table): Define enum Commons_section_type. Update
401 declarations. Add small_commons_ and large_commons_ fields.
402 * symtab.cc (Symbol::is_common_shndx): New function.
403 (Symbol_table::Symbol_table): Initialize new fields.
404 (Symbol_table::add_from_object): Put small and large common
405 symbols in the right list.
406 (Symbol_table::sized_finalized_symbol): Check
407 Symbol::is_common_shndx.
408 (Symbol_table::sized_write_globals): Likewise.
409 * common.cc (Symbol_table::do_allocate_commons): Allocate new
410 common symbol lists. Don't call do_allocate_commons_list if the
412 (Symbol_table::do_allocate_commons_list): Remove is_tls
413 parameter. Add comons_section_type parameter. Change all
414 callers. Handle small and large common symbols.
415 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
416 Symbol::is_common_shndx.
417 * resolve.cc (symbol_to_bits): Likewise.
418 * target.h (Target::small_common_shndx): New function.
419 (Target::small_common_section_flags): New function.
420 (Target::large_common_shndx): New function.
421 (Target::large_common_section_flags): New function.
422 (Target::new_output_section): New function.
423 (Target::Target_info): Add small_common_shndx, large_common_shndx,
424 small_common_section_flags, and large_common_section_flags
426 (Target::do_new_output_section): New virtual function.
427 * arm.cc (Target_arm::arm_info): Initialize new fields.
428 * i386.cc (Target_i386::i386_info): Likewise.
429 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
431 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
432 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
433 (Target_x86_64::do_new_output_section): New function.
434 * configure.ac: Define conditional MCMODEL_MEDIUM.
435 * testsuite/Makefile.am (check_PROGRAMS): Add large.
436 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
437 (large_LDFLAGS): Define.
438 * testsuite/large.c: New file.
439 * testsuite/testfile.cc (Target_test::test_target_info):
440 Initialize new fields.
441 * configure, testsuite/Makefile.in: Rebuild.
443 2009-06-05 Doug Kwan <dougkwan@google.com>
445 * Makefile.am (CCFILES): Add target.cc.
446 * Makefile.in: Regenerate.
447 * i386.cc (class Target_i386): Define new virtual method to
448 override do_is_local_label_name in parent.
449 * object.cc (Sized_relobj::do_count_local_symbols): Discard
450 local symbols if --discard-locals or -X is given.
451 * options.h (class General_options): Declare new options
452 '--discard-locals' and '-X' for discarding locals.
453 * target.h (class Target): Define new methods is_local_label_name.
454 Declare new virtual method do_is_local_label_name.
455 * target.cc: New file.
456 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
457 (check_SCRIPTS): Add discard_locals_test.sh.
458 (check_DATA): Add discard_local_tests.syms.
459 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
460 (discard_local_tests.syms, discard_locals_test.o): New make rules.
461 * testsuite/Makefile.in: Regenerate.
462 * testsuite/discard_locals_test.c: New file.
463 * testsuite/discard_locals_test.sh: Same.
465 2009-06-05 Doug Kwan <dougkwan@google.com>
467 * object.cc (Sized_relobj::Sized_relobj): Initialize
468 discarded_eh_frame_shndx_ to -1U.
469 (Sized_relobj::do_layout): Record index of a discard .eh_frame
471 (Sized_relobj::do_count_local_symbols): Skip local symbols in
472 a discarded .eh_frame section.
473 (Sized_relobj::do_finalize_local_symbols): Ditto.
474 * object.h (class Sized_relobj): Declare new member
475 discarded_eh_frame_shndx_.
476 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
477 (local_labels_test.o, local_labels_test): New rules.
478 * testsuite/Makefile.in: Regenerate.
480 2009-06-04 Doug Kwan <dougkwan@google.com>
482 * layout.cc (Layout::section_name_mapping): Add mapping for
483 special ARM sections.
485 2009-06-03 Doug Kwan <dougkwan@google.com>
487 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
488 (utils::has_overflow): Same.
490 2009-06-03 Ian Lance Taylor <iant@google.com>
492 * layout.cc (Layout::section_name_mapping): New array, replacing
493 Layout::linkonce_mapping.
494 (Layout::section_name_mapping_count): New variable, replacing
495 Layout::linkonce_mapping_count.
496 (Layout::linkonce_output_name): Remove.
497 (Layout::output_section_name): Rewrite.
498 * layout.h (class Layout): Rename Linkonce_mapping to
499 Section_name_mapping, linkonce_mapping to section_name_mapping,
500 linkonce_mapping_count to section_name_mapping_count. Don't
501 declare linkonce_output_name.
503 2009-06-03 Doug Kwan <dougkwan@google.com>
505 * gold/arm.cc (namespace utils): New.
506 (Target_arm::reloc_is_non_pic): Define new method.
507 (class Arm_relocate_functions): New.
508 (Target_arm::Relocate::relocate): Handle relocation types used by
511 2009-06-03 Ian Lance Taylor <iant@google.com>
513 * arm.cc (Target_arm::scan::global): Use || instead of |.
515 2009-06-02 Doug Kwan <dougkwan@google.com>
517 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
518 issued_non_pic_error_.
519 (class Target_arm::Scan): Declare new method check_non_pic.
520 Define new method symbol_needs_plt_entry.
521 Declare new data member issued_non_pic_error_.
522 (class Target_arm::Relocate): Declare new method
523 should_apply_static_reloc.
524 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
525 (Target_arm::Scan::check_non_pic): Define new method.
526 (Target_arm::Scan::local): Handle a small subset of reloc types used
528 (Target_arm::Scan::local): Same.
529 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
531 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
533 * incremental.cc (Incremental_inputs::report_command_line): Filter
534 out --incremental-* options.
536 2009-05-29 Doug Kwan <dougkwan@google.com>
538 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
540 (class Target_arm): Update comment.
541 (Target_arm::Target_arm): Initialize new data members GOT_,
542 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
543 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
544 and Target_arm::rel_dyn_section.
545 Declare new_enum Target_arm::Got_type.
546 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
548 Update commments for member do_dynsym_value.
549 (Target_arm::got_size, Target_arm::plt_section,
550 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
551 new methods inside class defintion.
552 (Target_arm::got_section): Define new method.
553 (Target_arm::rel_dyn_section): Same.
554 (Output_data_plt_arm): New template class.
555 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
556 (Output_data_plt_arm:do_adjust_output_section): Define new method.
557 (Output_data_plt_arm::add_entry): Same.
558 (Output_data_plt_arm::first_plt_entry): Define new
559 static data member for PLT instruction template.
560 (Output_data_plt_arm::plt_entry): Same.
561 (Output_data_plt_arm::do_write): Define new method.
562 (Target_arm::make_plt_entry): Same.
563 (Target_arm::do_finalize_sections): Same.
564 (Target_arm::do_dynsym_value): Same.
566 2009-05-28 Doug Kwan <dougkwan@google.com>
568 * Makefile.am (TARGETSOURCES): Add arm.cc.
569 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
570 * Makefile.in: Regenerate.
572 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
574 2009-05-26 Doug Kwan <dougkwan@google.com>
576 * options.cc (General_options::parse_exclude_libs). Fix a comment.
577 (General_options::check_excluded_libs): Strip off directories in
578 archive name before matching like GNU ld does.
579 * testsuite/Makefile.am (MOSTLYCLEANFILES,
580 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
581 (exclude_libs_test_LDFLAGS): Add linker option
582 -Wl,--exclude-libs,libexclude_libs_test_3
583 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
584 an explicit archive without using -l.
585 (alt/libexclude_libs_test_3.a): New make rule.
586 * testsuite/Makefile.in: Regenerate.
587 * testsuite/exclude_libs_test.c : Declare lib3_default().
589 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
590 * exclude_libs_test_3.c: New file.
592 2009-05-26 Nick Clifton <nickc@redhat.com>
594 * po/id.po: New Indonesian translation.
595 * po/gold.pot: Updated template file.
597 2009-05-22 Sriraman Tallam <tmsriram@google.com>
599 * testsuite/Makefile.am: Add -ffunction-sections to compile
600 gc_comdat_test files. Add -Wl,--gc-sections to build
602 * testsuite/Makefile.in: Regenerate.
603 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
605 2009-05-21 Sriraman Tallam <tmsriram@google.com>
607 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
608 kept comdat section was garbage collected.
609 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
610 * testsuite/Makefile.in: Regenerate.
611 * testsuite/gc_comdat_test.sh: New file.
612 * testsuite/gc_comdat_test_1.cc: New file.
613 * testsuite/gc_comdat_test_2.cc: New file.
615 2009-05-19 Doug Kwan <dougkwan@google.com>
617 * archive.cc (Archive::Archive): Move constructor from archive.h
618 to here. Initialize no_export_.
619 (Archive::get_elf_object_for_member): Set no_export flag of object.
620 * archive.h (Archive::Archive): Move constructor body to
622 (Archive::no_export): New method.
623 (Archive::no_export_): New field.
624 * object.h (Object::Object): Initialize no_export_ to false.
625 (Object::no_export, Object::set_no_export): New methods.
626 (Object::no_export_): New field.
627 * options.cc (General_options::parse_exclude_libs): New method.
628 (General_options::check_excluded_libs) Same.
629 * options.h (exclude_libs): New option.
630 (General_options::check_excluded_libs): New method declaration.
631 (General_options::excluded_libs_): New field.
632 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
633 default or protected visibility if an object has no-export flag set.
634 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
635 (check_SCRIPTS): Add exclude_libs_test.sh.
636 (check_DATA): Add exclude_libs_test.syms.
637 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
638 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
639 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
640 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
641 (exclude_libs_test.syms, libexclude_libs_test_1.a,
642 libexclude_libs_test_2.a): New rules.
643 * testsuite/Makefile.in: Regenerate.
644 * testsuite/exclude_libs_test.c: New file.
645 * testsuite/exclude_libs_test.sh: Ditto.
646 * testsuite/exclude_libs_test_1.c: Ditto.
647 * testsuite/exclude_libs_test_2.c: Ditto.
649 2009-05-15 Ian Lance Taylor <iant@google.com>
651 * configure.ac: Check for declarations for cases where libiberty.h
652 checks HAVE_DECL_xxx.
653 * configure, config.in: Rebuild.
655 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
657 * gold.h (Incremental_argument_list): Remove (invalid) forward
659 * incremental.cc (Incremental_inputs::report_achive): New method.
660 (Incremental_inputs::report_object): New method.
661 (Incremental_inputs::report_script): New method.
662 (Incremental_inputs::finalize_inputs): New method.
663 (Incremental_inputs::finalize): Call finalize_inputs().
664 (Incremental_inputs::sized_create_incremental_inputs_section_data):
665 Create inputs entries.
666 * incremental.h (Incremental_input_type): New enum.
667 (Incremental_inputs::Incremental_input): Initialize new fields.
668 (Incremental_inputs::report_inputs): New method.
669 (Incremental_inputs::report_achive): New method.
670 (Incremental_inputs::report_object): New method.
671 (Incremental_inputs::report_script): New method.
672 (Incremental_inputs::finalize_inputs): New method.
673 (Incremental_inputs::Input_info): New struct.
674 (Incremental_inputs::Input_info_map): New typedef.
675 (Incremental_inputs::lock_): New field.
676 (Incremental_inputs::Inputs_): New field.
677 (Incremental_inputs::Inputs_map): New field.
678 * main.cc (main): Call Incremental_input::report_inputs.
679 * options.h (Input_argument_list): Typedef moved from
681 (Input_file_group::Files): Remove, use ::Input_argument_list.
682 (Input_file_group::Input_argument_list): Remove, use
683 ::Input_argument_list.
684 * plugin.cc (Plugin_manager::add_input_file): Add error in
686 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
688 * script.cc (read_input_script): Call
689 Incremental_input::report_script.
690 * script.h (Script_info): New class.
692 2009-04-27 Ian Lance Taylor <iant@google.com>
694 * x86_64.cc (do_adjust_output_section): Set entsize to
697 2009-04-23 Elliott Hughes <enh@google.com>
699 * output.cc (Output_file::close): After short writes, continue
700 writing from the correct offset in the buffer being written.
702 2009-04-23 Chris Demetriou <cgd@google.com>
704 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
705 * configure: Regenerate.
706 * config.in: Regenerate.
707 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
708 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
710 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
712 * incremental.cc (Incremental_inputs_header_data): Renamed from
713 Incremental_input_header_data.
714 (Incremental_inputs_header_data::data_size): New field.
715 (Incremental_inputs_header_data::put_input_file_count): Renamed
716 from input_file_count.
717 (Incremental_inputs_header_data::put_command_line_offset): Renamed
718 from command_line_offset.
719 (Incremental_inputs_header_data::put_reserved): Renamed from
721 (Incremental_inputs_entry_data): Renamed from
722 Incremental_input_entry_data.
723 (Incremental_inputs_entry_data::data_size): New field.
724 (Incremental_inputs::report_command_line): New method.
725 (Incremental_inputs::finalize): New method.
726 (Incremental_inputs::create_incremental_inputs_data): New method.
727 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
728 * incremental.h: New file.
729 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
730 (Layout::finalize): Create incremental inputs section in
732 (Layout::create_incremental_info_sections): New method.
733 * layout.h (Layout::incremental_inputs): New method.
734 (Layout::create_incremental_info_sections): New method.
735 (Layout::incremental_inputs_): New field.
736 * main.cc (main): Notify Incremental_input of the command line.
738 2009-04-01 Ian Lance Taylor <iant@google.com>
739 Mikolaj Zalewski <mikolajz@google.com>
741 * gold.h (reserve_unordered_map): Define, three versions, one for
742 each version of Unordered_map.
743 * layout.cc (Layout::Layout): Remove options parameter. Add
744 number_of_input_files parameter. Don't initialize options_.
745 Initialize number_of_input_files_ and resized_signatures_. Move
746 sections_are_attached_.
747 (Layout::layout_group): Reserve space for group_signatures_.
748 (Layout::find_or_add_kept_section): Change name parameter to be a
749 reference. Resize signatures_ map when it gets large enough.
750 (Layout::layout_eh_frame): Use parameters->options() instead of
752 (Layout::make_output_section): Likewise.
753 (Layout::attach_allocated_section_to_segment): Likewise.
754 (Layout::finalize, Layout::create_executable_stack): Likewise.
755 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
756 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
757 * layout.h (class Layout): Update declarations. Remove options_
758 field. Add number_of_input_files_ and resized_signatures_
759 fields. Move sections_are_attached_ field.
760 * main.cc (main): Pass number of input files to Layout
761 constructor. Don't pass options.
763 2009-03-30 Ian Lance Taylor <iant@google.com>
765 * ffsll.c (ffsll): Correct implementation.
767 2009-03-27 Ian Lance Taylor <iant@google.com>
770 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
771 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
772 * ftruncate.c (ftruncate): Declare before definition.
773 * mremap.c (mremap): Likewise.
774 * pread.c (pread): Likewise.
775 * configure, Makefile.in, config.in: Rebuild.
777 * mremap.c: New file.
778 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
779 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
780 (mremap): Declare if HAVE_MREMAP is not defined.
781 * configure, Makefile.in, config.in: Rebuild.
783 2009-03-27 Cary Coutant <ccoutant@google.com>
785 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
786 position independent.
787 * sparc.cc (Target_sparc::check_non_pic): Likewise.
788 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
790 2009-03-24 Cary Coutant <ccoutant@google.com>
792 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
794 (needs_dynamic_reloc): Likewise.
796 2009-03-24 Ian Lance Taylor <iant@google.com>
798 * yyscript.y (file_cmd): Recognize EXTERN.
799 (extern_name_list, extern_name_list_body): New nonterminals.
800 * script.cc (script_add_extern): Define.
801 * script-c.h (script_add_extern): Declare.
803 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
805 * object.cc (is_elf_object): Define.
806 * object.h (is_elf_object): Declare.
807 * archive.cc (Archive::get_elf_object_for_member): Call
809 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
811 2009-03-24 Elliott Hughes <enh@google.com>
813 * output.cc (Output_file::map_anonymous): Define.
814 (Output_file::map): Use map_anonymous. If the regular mmap fails,
815 try an anonymous one. Report the size if the mmap fails.
816 * output.h (class Output_file): Declare map_anonymous.
818 2009-03-24 Ian Lance Taylor <iant@google.com>
820 * target-select.cc (instantiate_target): Don't acquire the lock if
821 the instantiated_target_ field has already been set.
823 2009-03-23 Ian Lance Taylor <iant@google.com>
825 * gold-threads.h (class Initialize_lock): Define.
826 * gold-threads.cc (class Initialize_lock_once): Define.
827 (initialize_lock_control): New static variable.
828 (initialize_lock_pointer): New static variable.
829 (initialize_lock_once): New static function.
830 (Initialize_lock::Initialize_lock): Define.
831 (Initialize_lock::initialize): Define.
832 * target-select.h: Include "gold-threads.h".
833 (class Target_selector): Add lock_ and initialize_lock_ fields.
834 Don't define instantiate_target, just declare it.
835 * target-select.cc (Target_selector::Target_selector): Initialize
837 (Target_selector::instantiate_target): Define.
838 * descriptors.h: Include "gold-threads.h".
839 (class Descriptors): Add initialize_lock_ field.
840 * descriptors.cc (Descriptors::Descriptors): Initialize new
842 (Descriptors::open): Use initialize_lock_ field
843 * errors.h (class Errors): Add initialize_lock_ field.
844 * errors.cc (Errors::Errors): Initialize new field.
845 (Errors::initialize_lock): Use initialize_lock_ field.
846 * powerpc.cc (class Target_selector_powerpc): Remove
847 instantiated_target_ field. In do_recognize call
848 instantiate_target rather than do_instantiate_target. In
849 do_instantiate_target just allocate a new target.
850 * sparc.cc (class Target_selector_sparc): Likewise.
852 * freebsd.h: New file.
853 * i386.cc: Include "freebsd.h".
854 (Target_i386): Derive from Target_freebsd rather than
856 (Target_selector_i386): Derive from Target_selector_freebsd rather
857 than Target_selector.
858 * x86_64.cc: Include "freebsd.h".
859 (Target_x86_64): Derive from Target_freebsd rather than
861 (Target_selector_x86_64): Derive from Target_selector_freebsd
862 rather than Target_selector.
863 * target.h (class Target): Add adjust_elf_header and
864 do_adjust_elf_header.
865 * output.cc (Output_file_header:: do_sized_write): Call target
866 adjust_elf_header routine.
867 * configure.tgt: Set targ_osabi.
868 * configure.ac: Define GOLD_DEFAULT_OSABI.
869 * parameters.cc (Parameters::default_target): Pass
870 GOLD_DEFAULT_OSABI to select_target.
871 * target-select.h (class Target_selector): Make instantiate_target
872 protected rather than private.
873 * Makefile.am (HFILES): Add freebsd.h.
874 * configure, Makefile.in, config.in: Rebuild.
876 * merge.cc (do_add_input_section): Correct pend value. Change
877 message about last entry not being null terminated from error to
880 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
882 * incremental.cc: New file.
883 * Makefile.am (CCFILES): Add incremental.cc.
884 * Makefile.in: Rebuild.
886 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
888 * layout.cc (Layout::output_section_name): Preserve names
889 of '.note.' sections.
891 2009-03-19 Ian Lance Taylor <iant@google.com>
893 * descriptors.cc (Descriptors::open): Check that the options are
894 valid before using them.
896 2009-03-18 Ian Lance Taylor <iant@google.com>
898 * script-sections.h: Include <list>.
899 (class Script_sections): Change Sections_elements from std::vector
900 to std::list. Typedef public Elements_iterator. Add
901 orphan_section_placement_, data_segment_align_start_, and
902 saw_data_segment_align_ fields. Remove data_segment_align_index_
904 * script-sections.cc (class Orphan_section_placement): New class.
905 (class Sections_element): Add virtual functions is_relro and
906 orphan_section_init. Remove virtual function place_orphan_here.
907 (class Output_section_definition): Add is_relro and
908 orphan_section_init. Remove place_orphan_here.
909 (class Orphan_output_section): Likewise.
910 (Script_sections::Script_sections): Update for field changes.
911 (Script_sections::data_segment_align): Set saw_data_segment_align_
912 and data_segment_align_start_, not data_segment_align_index.
913 (Script_sections::data_segment_relro_end): Check
914 saw_data_segment_align_. Use data_segment_align_start_ rather
915 than data_segment_align_index_.
916 (Script_sections::place_orphan): Rewrite to use
917 Orphan_section_placement.
919 2009-03-17 Ian Lance Taylor <iant@google.com>
921 * archive.cc (Archive::add_symbols): Check for a version attached
922 to the symbol name in the archive map.
923 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
924 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
925 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
926 (ver_test_11.a): New target.
927 * testsuite/Makefile.in: Rebuild.
929 * configure.ac: Check for chsize and posix_fallocate. Replace
931 * ftruncate.c: New file, from gnulib.
932 * output.cc (posix_fallocate): Define dummy version if not
933 HAVE_POSIX_FALLOCATE.
934 (Output_file::map): Call posix_fallocate rather than lseek and
936 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
937 * configure, Makefile.in, config.in: Rebuild.
939 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
941 * layout.h (Layout::create_note): Add section_name parameter.
942 * layout.cc (Layout::create_note): Likewise.
943 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
945 2009-03-17 Ian Lance Taylor <iant@google.com>
947 * descriptors.cc: Include "options.h".
948 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
949 (Descriptors::open): Always use O_CLOEXEC when opening a new
950 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
953 * sparc.cc (class Target_sparc): Add has_got_section.
954 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
955 make sure we have a GOT section.
957 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
958 (Target_sparc::Scan::local): Likewise.
959 (Target_sparc::Scan::global): Likewise.
960 (Target_sparc::Relocate::relocate): Likewise.
961 (Target_sparc::Relocate::relocate_tls): Likewise.
963 * symtab.cc (Symbol_table::define_default_version): New function,
964 broken out of add_from_object.
965 (Symbol_table::add_from_object): Call define_default_version.
966 (Symbol_table::define_special_symbol): Add resolve_oldsym
967 parameter. Change all callers. If the version for a symbol comes
968 from a version script, resolve it with the symbol with the same
969 name with no version. Also add the symbol without a version if
971 (do_define_in_output_data): If resolving with oldsym, don't delete
973 (do_define_in_output_segment): Likewise.
974 (do_define_as_constant): Likewise.
975 * symtab.h (class Symbol_table): Update declarations.
977 2009-03-13 Ian Lance Taylor <iant@google.com>
979 * readsyms.cc (Read_symbols::incompatible_warning): New function.
980 (Read_symbols::requeue): New function.
981 (Read_symbols::do_read_symbols): If make_elf_object fails because
982 the target type is not configured, and the file was searched for,
983 issue a warning and retry with the next directory.
984 (Add_symbols::run): If the file has an incompatible format, and
985 it was searched for, requeue the Read_symbols task. On error,
987 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
988 dirindex parameter to constructor. Change all callers. Declare
989 incompatible_warning and requeue.
990 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
991 input_argument_ and input_group_ fields. Add them to
992 constructor. Change all callers.
993 (class Read_script): Add dirindex_ field. Add it to constructor.
995 * archive.cc (Archive::setup): Remove input_objects parameter.
997 (Archive::get_file_and_offset): Likewise.
998 (Archive::read_all_symbols): Likewise.
999 (Archive::read_symbols): Likewise.
1000 (Archive::get_elf_object_for_member): Remove input_objects
1001 parameter. Add punconfigured parameter. Change all callers.
1002 (Archive::add_symbols): Change return type to bool. Check return
1003 value of include_member.
1004 (Archive::include_all_members): Likewise.
1005 (Archive::include_member): Change return type to bool. Return
1006 false if first included object has incompatible target. Set
1007 included_member_ field.
1008 (Add_archive_symbols::run): If add_symbols returns false, requeue
1010 * archive.h (class Archive): Add included_member_ field.
1011 Initialize it in constructor. Add input_file and searched_for
1012 methods. Update declarations.
1013 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1014 input_argument_ fields. Add them to constructor. Change all
1016 * script.cc: Include "target-select.h".
1017 (class Parser_closure): Add skip_on_incompatible_target_ and
1018 found_incompatible_target_ fields. Add
1019 skip_on_incompatible_target parameter to constructor. Change all
1020 callers. Add methods skip_on_incompatible_target,
1021 clear_skip_on_incompatible_target, found_incompatible_target, and
1022 set_found_incompatible_target.
1023 (read_input_script): Add dirindex parameter. Change all callers.
1024 If parser finds an incompatible target, requeue Read_symbols
1026 (script_set_symbol): Clear skip_on_incompatible_target in
1028 (script_add_assertion, script_parse_option): Likewise.
1029 (script_start_sections, script_add_phdr): Likewise.
1030 (script_check_output_format): New function.
1031 * script.h (read_input_script): Update declaration.
1032 * script-c.h (script_check_output_format): Declare.
1033 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1034 (ignore_cmd): Remove OUTPUT_FORMAT.
1035 * fileread.cc (Input_file::Input_file): Add explicit this.
1036 (Input_file::will_search_for): New function.
1037 (Input_file::open): Add pindex parameter. Change all callers.
1038 * fileread.h (class Input_file): Add input_file_argument method.
1039 Declare will_search_for. Update declarations.
1040 * object.cc (make_elf_object): Add punconfigured parameter.
1042 * object.h (class Object): Make input_file public. Add
1043 searched_for method.
1044 (make_elf_object): Update declaration.
1045 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1047 * dirsearch.h (class Dirsearch): Update declaration.
1048 * options.h (class General_options): Add --warn-search-mismatch.
1049 * parameters.cc (Parameters::is_compatible_target): New function.
1050 * parameters.h (class Parameters): Declare is_compatible_target.
1051 * workqueue.cc (Workqueue::add_blocker): New function.
1052 * workqueue.h (class Workqueue): Declare add_blocker.
1054 * fileread.cc (Input_file::open): Remove options parameter.
1056 (Input_file::open_binary): Likewise.
1057 * script.cc (read_input_script): Likewise.
1058 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1059 options parameter from constructor. Change all callers.
1060 (class Read_script): Likewise.
1061 * fileread.h (class Input_file): Update declarations.
1062 * script.h (read_input_script): Update declaration.
1064 2009-03-10 Nick Clifton <nickc@redhat.com>
1066 * po/es.po: New Spanish translation.
1068 2009-03-06 Cary Coutant <ccoutant@google.com>
1070 * options.cc (parse_short_option): Keep dash_z from registering itself.
1072 2009-03-03 Ian Lance Taylor <iant@google.com>
1075 * target-reloc.h (relocate_section): Pass output_section to
1077 * i386.cc (Target_i386::should_apply_static_reloc): Add
1078 output_section parameter. Change all callers.
1079 (Target_i386::Relocate::relocate): Add output_section parameter.
1080 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1081 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1082 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1083 * testsuite/two_file_shared.sh: New script.
1084 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1085 (check_DATA): Add two_file_shared.dbg.
1086 (two_file_shared.dbg): New target.
1087 * testsuite/Makefile.in: Rebuild.
1089 2009-03-01 Ian Lance Taylor <iant@google.com>
1091 * configure.ac: Check for byteswap.h.
1092 * configure: Rebuild.
1093 * config.in: Rebuild.
1095 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1097 * layout.cc (Layout::find_or_add_kept_section): New function.
1098 (Layout::add_comdat): Removed.
1099 * layout.h (struct Kept_section): Move out of class Layout.
1100 Remove trailing underscores from field names. Add group_sections
1101 field. Rename group_ field to is_group. Change all uses.
1102 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1103 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1104 comdat_groups_ field.
1105 (Sized_relobj::include_section_group): Use
1106 find_or_add_kept_section and Kept_section::group_sections.
1107 (Sized_relobj::include_linkonce_section): Likewise.
1108 * object.cc (class Sized_relobj): Don't define Comdat_group or
1109 Comdat_group_table. Remove find_comdat_group and
1110 add_comdat_group. Remove comdat_groups_ field.
1111 * plugin.cc (include_comdat_group): Use
1112 Layout::find_or_add_kept_section.
1114 2009-02-28 Ian Lance Taylor <iant@google.com>
1116 * README: --gc-sections and map files are now supported. Document
1117 some build requirements.
1120 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1121 relocatable link set the value of the section symbol to zero.
1122 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1123 relocatable link don't include the section address in the local
1126 2009-02-27 Ian Lance Taylor <iant@google.com>
1129 * options.h (class Search_directory): Add is_system_directory.
1130 (class General_options): Declare is_in_system_directory.
1131 * options.cc (get_relative_sysroot): Make static.
1132 (get_default_sysroot): Make static.
1133 (General_optoins::is_in_system_directory): New function.
1134 * fileread.cc (Input_file::is_in_system_directory): New function.
1135 * fileread.h (class Input_file): Declare is_in_system_directory.
1136 * object.h (class Object): Add is_in_system_directory.
1137 (class Input_objects): Remove system_library_directory_ field.
1138 * object.cc (Input_objects::add_object): Don't set
1139 system_library_directory_.
1140 (input_objects::found_in_system_library_directory): Remove.
1141 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1142 parameter. Change all callers.
1143 (Symbol_table::sized_write_globals): Likewise.
1144 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1145 Call Object::is_in_system_directory.
1146 * symtab.h (class Symbol_table): Update declarations.
1149 * descriptors.h (Open_descriptor): Add is_on_stack field.
1150 * descriptors.cc (Descriptors::open): If the descriptor is on the
1151 top of the stack, remove it. Initialize is_on_stack field.
1152 (Descriptors::release): Only add pod to stack if it is not on the
1154 (Descriptors::close_some_descriptor): Clear stack_next and
1158 * output.cc (Output_section::find_starting_output_address): Rename
1159 from starting_output_address; add PADDR parameter; change return
1161 * output.h (class Output_section): Declare
1162 find_starting_output_address instead of starting_output_address.
1163 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1164 section symbol for which we can't find a merge section.
1167 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1168 hidden or internal, force the symbol to be local.
1169 * resolve.cc (Symbol::override_visibility): Define.
1170 (Symbol::override_base): Use override_visibility.
1171 (Symbol_table::resolve): Likewise.
1172 (Symbol::override_base_with_special): Likewise.
1173 (Symbol_table::override_with_special): If the visibility is hidden
1174 or internal, force the symbol to be local.
1175 * symtab.h (class Symbol): Add set_visibility and
1176 override_visibility.
1177 * testsuite/ver_test_1.sh: New file.
1178 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1179 (check_DATA): Add ver_test_1.syms.
1180 (ver_test_1.syms): New target.
1181 * testsuite/Makefile.in: Rebuild.
1183 2009-02-25 Cary Coutant <ccoutant@google.com>
1185 * layout.cc (Layout::choose_output_section): Don't rename sections
1186 when using a linker script that has a SECTIONS clause.
1187 * Makefile.in: Regenerate.
1189 * testsuite/Makefile.am (script_test_5.sh): New test case.
1190 * testsuite/Makefile.in: Regenerate.
1191 * testsuite/script_test_5.cc: New file.
1192 * testsuite/script_test_5.sh: New file.
1193 * testsuite/script_test_5.t: New file.
1195 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1197 * archive.cc (Archive::include_member): Update calls to add_symbols.
1198 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1199 the Layout argument.
1200 * dynobj.h (do_add_symbols): Add the Layout argument.
1201 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1203 * object.h (Object::add_symbols): Add the Layout argument.
1204 (Object::do_add_symbols): Add the Layout argument.
1205 (Sized_relobj::do_add_symbols): Add the Layout argument.
1206 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1207 Unify the two versions.
1208 (Add_plugin_symbols): Remove.
1209 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1210 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1211 (Add_plugin_symbols): Remove.
1212 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1213 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1214 (Add_symbols::run): Make it work with Pulginobj.
1216 2009-02-06 Ian Lance Taylor <iant@google.com>
1218 * object.cc (Sized_relobj::do_layout): Make info message start
1219 with lower case letter.
1221 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1223 * binary.cc: Fix file comment.
1225 * options.h (enum Incremental_disposition): Define.
1226 (class General_options): Add new options: --incremental,
1227 --incremental_changed, --incremental_unchanged,
1228 --incremental_unknown. Add incremental_disposition_ and
1229 implicit_incremental_ fields.
1230 (General_options::incremental_disposition): New function.
1231 (class Position_dependent_options): Add incremental_disposition
1233 (Position_dependent_options::copy_from_options): Set incremental
1235 * options.cc (General_options::parse_incremental_changed): New
1237 (General_options::parse_incremental_unchanged): New function.
1238 (General_options::parse_incremental_unknown): New function.
1239 (General_options::General_options): Initialize new fields
1240 incremental_disposition_ and implicit_incremental_.
1241 (General_options::finalize): Check for uasge of --incremental-*
1242 without --incremental.
1244 2009-02-06 Chris Demetriou <cgd@google.com>
1246 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1247 pointer and to report location as the file name associated with
1249 (gold_undefined_symbol_at_location): New function to replace the
1250 old gold_undefined_symbol functionality.
1251 * target-reloc.h (relocate_section): Update to use
1252 gold_undefined_symbol_at_location.
1253 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1254 Call gold_undefined_symbol function rather than gold_error.
1255 * errors.h (Errors::undefined_symbol): Take location as a
1256 string, rather than calculating it from a relocation.
1257 * errors.cc (Errors::fatal): Print "fatal error:" before the
1259 (Errors::error, Errors::error_at_location): Print "error: "
1260 before the formatted message.
1261 (Errors::undefined_symbol): Take location as a string, rather
1262 than calculating it from a relocation.
1263 (gold_undefined_symbol_at_location): New function akin to
1264 old gold_undefined_symbol, calculates location from relocation.
1265 (gold_undefined_symbol): Change to take only a Symbol pointer
1266 and to report location as the file name associated with the symbol.
1267 * testsuite/debug_msg.sh: Update for changed error messages.
1268 * testsuite/undef_symbol.sh: Likewise.
1270 2009-02-04 Duncan Sands <baldrick@free.fr>
1273 * reduced_debug_output.h
1274 (Output_reduced_debug_abbrev_section::failed): Use format for
1276 (Output_reduced_debug_info_section::faild): Likewise.
1278 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1280 * script.cc (Lazy_demangler): New class.
1281 (Version_script_info::get_symbol_version_helper): Demangle a
1284 2009-01-29 Cary Coutant <ccoutant@google.com>
1286 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1288 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1290 2009-01-28 Ian Lance Taylor <iant@google.com>
1292 * version.cc (version_string): Bump to 1.9.
1294 * gold.h: Include <cstring> and <stdint.h>.
1295 * version.cc: Include <cstdio>.
1296 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1298 * reduced_debug_output.cc (insert_into_vector): Rename from
1299 Insert_into_vector; change all callers. Use Swap_unaligned to
1300 avoid aliasing issue; remove union since it is unnecessary.
1302 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1304 * Makefile.am (CCFILES): Add gc.cc.
1306 * Makefile.in: Regenerate.
1307 * gold.cc (Gc_runner): New class.
1308 (queue_initial_tasks): Call garbage collection related tasks
1309 when corresponding options are invoked.
1310 (queue_middle_gc_tasks): New function.
1311 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1312 processed early before laying out sections during garbage collection.
1313 * gold.h (queue_middle_gc_tasks): New function.
1314 (is_prefix_of): Move from "layout.cc".
1315 * i386.cc (Target_i386::gc_process_relocs): New function.
1316 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1317 * main.cc (main): Create object of class "Garbage_collection".
1318 * object.cc (Relobj::copy_symbols_data): New function.
1319 (Relobj::is_section_name_included): New function.
1320 (Sized_relobj::do_layout): Allow this function to be called twice
1321 during garbage collection and defer layout of section during the
1323 * object.h (Relobj::get_symbols_data): New function.
1324 (Relobj::is_section_name_included): New function.
1325 (Relobj::copy_symbols_data): New function.
1326 (Relobj::set_symbols_data): New function.
1327 (Relobj::get_relocs_data): New function.
1328 (Relobj::set_relocs_data): New function.
1329 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1330 (Relobj::gc_process_relocs): New function.
1331 (Relobj::do_gc_process_relocs): New pure virtual function.
1332 (Relobj::sd_): New data member.
1333 (Sized_relobj::is_output_section_offset_invalid): New function.
1334 (Sized_relobj::do_gc_process_relocs): New function.
1335 * options.h (General_options::gc_sections): Modify to not be a no-op.
1336 (General_options::print_gc_sections): New option.
1337 * plugin.cc (Plugin_finish::run): Remove function call to
1338 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1339 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1340 * reloc.cc (Read_relocs::run): Add task to process relocs and
1341 determine unreferenced sections when doing garbage collection.
1342 (Gc_process_relocs): New class.
1343 (Sized_relobj::do_gc_process_relocs): New function.
1344 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1345 sections that are garbage collected.
1346 * reloc.h (Gc_process_relocs): New class.
1347 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1348 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1349 symbols whose corresponding sections are garbage collected.
1350 (Symbol_table::Symbol_table): Add new parameter for the garbage
1352 (Symbol_table::gc_mark_undef_symbols): New function.
1353 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1354 (Symbol_table::gc_mark_dyn_syms): New function.
1355 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1357 (Symbol_table::add_from_object): Likewise.
1358 (Symbol_table::add_from_relobj): When building shared objects, do not
1359 treat externally visible symbols as garbage.
1360 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1361 table information for static and relocatable links.
1362 * symtab.h (Symbol_table::set_gc): New function.
1363 (Symbol_table::gc): New function.
1364 (Symbol_table::gc_mark_undef_symbols): New function.
1365 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1366 (Symbol_table::gc_mark_dyn_syms): New function.
1367 (Symbol_table::gc_): New data member.
1368 * target.h (Sized_target::gc_process_relocs): New pure virtual
1370 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1371 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1373 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1375 * options.h (General_options::gc_sections): Define as a no-op for now.
1376 (General_options::no_keep_memory): Ditto.
1377 (General_options::Bshareable): Define.
1378 * options.cc (General_options::finalize): Honor -Bshareable.
1380 2009-01-20 Andreas Schwab <schwab@suse.de>
1382 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1383 read the value in the contents, since we don't use it. Use the
1384 template endianness when writing.
1385 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1387 2009-01-19 Andreas Schwab <schwab@suse.de>
1389 * configure.tgt (powerpc64-*): Fix targ_obj.
1391 2009-01-15 Ian Lance Taylor <iant@google.com>
1393 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1394 local symbols when stripping all symbols.
1396 2009-01-14 Cary Coutant <ccoutant@google.com>
1398 * output.cc (Output_reloc): Add explicit instantiations.
1400 2009-01-14 Cary Coutant <ccoutant@google.com>
1402 * archive.cc (Archive::get_elf_object_for_member): Remove call
1403 to File_read::claim_for_plugin.
1404 * descriptors.cc (Descriptors::open): Remove reference to
1406 (Descriptors::claim_for_plugin): Remove.
1407 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1408 (Descriptors::is_claimed): Remove.
1409 (claim_descriptor_for_plugin): Remove.
1410 * fileread.cc (File_read::claim_for_plugin): Remove.
1411 * fileread.h (File_read::claim_for_plugin): Remove.
1412 (File_read::descriptor): Reopen descriptor if necessary.
1413 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1414 (Plugin_manager::all_symbols_read): Add task parameter. Change
1416 (Plugin_manager::get_input_file): New function.
1417 (Plugin_manager::release_input_file): New function.
1418 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1419 corresponding data member.
1420 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1421 and pass to base constructor. Change all callers.
1422 (get_input_file, release_input_file): New functions.
1423 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1424 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1425 (Plugin_manager::all_symbols_read): Add task parameter.
1426 (Plugin_manager::get_input_file): New function.
1427 (Plugin_manager::release_input_file): New function.
1428 (Plugin_manager::task_): New data member.
1429 (Pluginobj::Pluginobj): Add filesize parameter.
1430 (Pluginobj::filename): New function.
1431 (Pluginobj::descriptor): New function.
1432 (Pluginobj::filesize): New function.
1433 (Pluginobj::filesize_): New data member.
1434 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1435 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1436 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1438 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1439 with archive libraries.
1440 * testsuite/Makefile.in: Regenerate.
1441 * testsuite/plugin_test.c (struct sym_info): New type.
1442 (get_input_file, release_input_file): New static variables.
1443 (onload): Capture new transfer vector entries.
1444 (claim_file_hook): Stop reading at end of file according to filesize.
1445 Factor out parsing of readelf output into separate function.
1446 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1447 APIs and get the source file name from the symbol table. Convert
1448 source file name to corresponding object file name. Print info
1449 message when adding new input files.
1450 (parse_readelf_line): New function.
1451 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1452 * testsuite/plugin_test_2.sh: Likewise.
1453 * testsuite/plugin_test_3.sh: Likewise.
1454 * testsuite/plugin_test_4.sh: New test case.
1456 2009-01-07 Ian Lance Taylor <iant@google.com>
1458 * version.cc (version_string): Bump to 1.8.
1460 2008-12-23 Cary Coutant <ccoutant@google.com>
1462 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1463 * plugin.cc (Plugin_manager::finish): Rename as
1464 layout_deferred_objects. Move cleanup to separate function.
1465 (Plugin_manager::cleanup): New function.
1466 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1468 * plugin.h (Plugin_manager::finish): Rename as
1469 layout_deferred_objects.
1470 (Plugin_manager::cleanup): New function.
1471 (Plugin_manager::cleanup_done): New field.
1473 2008-12-23 Cary Coutant <ccoutant@google.com>
1475 * plugin.cc (is_visible_from_outside): New function.
1476 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1477 so we don't return "IR only" status for exported symbols or -r links.
1479 * testsuite/Makefile.am (plugin_test_3): New test case.
1480 * testsuite/Makefile.in: Regenerate.
1481 * testsuite/plugin_test_3.sh: New file.
1483 2008-12-22 Cary Coutant <ccoutant@google.com>
1485 * object.cc (Sized_relobj::layout_section): New function.
1486 (Sized_relobj::do_layout): Defer layout of input sections until after
1487 plugin has provided replacement files.
1488 (Sized_relobj::do_layout_deferred_sections): New function.
1489 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1490 (Relobj::layout_deferred_sections): New function.
1491 (Relobj::do_layout_deferred_sections): New function.
1492 (Sized_relobj::do_layout_deferred_sections): New function.
1493 (Sized_relobj::layout_section): New function.
1494 (Sized_relobj::Deferred_layout): New structure.
1495 (Sized_relobj::deferred_layout_): New field.
1496 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1497 Change all callers. Layout deferred sections.
1498 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1500 (Plugin_hook::run): Move code from do_plugin_hook inline.
1501 (Plugin_hook::do_plugin_hook): Remove.
1502 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1503 (Plugin_manager::finish): Renamed, was cleanup.
1504 (Plugin_manager::should_defer_layout): New function.
1505 (Plugin_manager::add_deferred_layout_object): New function.
1506 (Plugin_manager::Deferred_layout_list): New type.
1507 (Plugin_manager::deferred_layout_objects_): New field.
1508 (Plugin_hook::do_plugin_hook): Remove.
1510 2008-12-17 Ian Lance Taylor <iant@google.com>
1512 * options.h (class General_options): Add --no case for
1515 2008-12-16 Cary Coutant <ccoutant@google.com>
1517 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1519 (Plugin_manager::claim_file): Create plugin object even if
1520 plugin did not call the add_symbols callback.
1521 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1522 asking for more symbols than were added.
1523 * testsuite/Makefile.am (plugin_test_1): Add test case with
1525 (empty.syms): New target.
1526 * testsuite/Makefile.in: Regenerate.
1527 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1528 message. Don't call add_symbols if no globals.
1529 (all_symbols_read_hook): Don't provide replacement for empty
1532 2008-12-12 Ian Lance Taylor <iant@google.com>
1534 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1535 r_type == 0 for a local symbol with r_sym == 0.
1536 (scan_relocatable_relocs): Pass r_sym to
1537 local_non_section_strategy.
1538 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1541 * configure.ac: Update test for TLS descriptors: they are
1542 supported as of glibc 2.9.
1543 * configure: Rebuild.
1545 2008-12-11 Ian Lance Taylor <iant@google.com>
1548 * target-reloc.h (Default_scan_relocatable_relocs): For each
1549 function, map r_type == 0 to RELOC_DISCARD.
1551 2008-12-10 Cary Coutant <ccoutant@google.com>
1553 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1554 object to override a kept COMDAT group from a plugin object.
1556 2008-12-09 Ian Lance Taylor <iant@google.com>
1559 * yyscript.y (file_cmd): Handle INPUT.
1561 * testsuite/initpri1.c: Change all declarations to be full
1562 prototypes by adding void, to avoid compiler warnings.
1564 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1566 * options.cc (General_options::parse_plugin_opt): New.
1567 (General_options::add_plugin): The argument now is just the filename.
1568 (General_options::add_plugin_option): New.
1569 * options.h (plugin_opt): New.
1570 (add_plugin): Change argument name.
1571 (add_plugin_option): New.
1572 * plugin.cc (Plugin::load): Don't parse the plugin option.
1573 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1574 (Plugin::add_option): New.
1575 (Plugin::args_): Change type.
1576 (Plugin::filename_): New.
1577 (Plugin_manager::add_plugin_option): New.
1578 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1579 * testsuite/Makefile.in: Regenerate.
1581 2008-12-05 Cary Coutant <ccoutant@google.com>
1583 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1584 Handle --strip-lto-sections option.
1585 * options.h (strip_lto_sections): New option.
1587 2008-12-01 Cary Coutant <ccoutant@google.com>
1589 * plugin.cc (ld_plugin_message): Change format parameter to const.
1590 Fix mismatch between new[] and delete.
1592 2008-11-14 Cary Coutant <ccoutant@google.com>
1594 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1597 2008-11-05 Craig Silverstein <csilvers@google.com>
1599 * options.cc (General_options::parse_dynamic_list): New function.
1600 * options.h (General_options): New flags dynamic_list,
1601 dynamic_list_data, dynamic_list_cpp_new, and
1602 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1603 (General_options::in_dynamic_list): New function.
1604 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1605 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1606 (Lex::can_continue_name): Likewise.
1608 (read_script_file): New parameter script_options.
1609 (read_dynamic_list): New function.
1610 (Script_options::define_dynamic_list): New function.
1611 (dynamic_list_keyword_parsecodes): New variable.
1612 (dynamic_list_keywords): New variable.
1613 * script.h (Script_options::define_dynamic_list): New function
1615 (read_dynamic_list): New function prototype.
1616 * symtab.cc (strprefix): New macro.
1617 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1618 dynamic_list_data, dynamic_list_cpp_new, and
1619 dynamic_list_cpp_typeinfo.
1620 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1621 (dynamic_list_expr): New rule.
1622 (dynamic_list_nodes): Likewise.
1623 (dynamic_list_node): Likewise.
1624 * testsuite/Makefile.am (dynamic_list): New test.
1625 * testsuite/Makefile.in: Regenerated.
1626 * testsuite/dynamic_list.t: New file.
1627 * testsuite/dynamic_list.sh: New file.
1629 2008-11-05 Craig Silverstein <csilvers@google.com>
1631 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1632 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1633 (t11_last): Likewise.
1634 * testsuite/ver_test_6.c (main): Likewise.
1636 2008-10-07 Cary Coutant <ccoutant@google.com>
1638 * options.c (General_options::finalize): Add check for -static and
1640 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1643 2008-10-02 Cary Coutant <ccoutant@google.com>
1645 * plugin.cc (make_sized_plugin_object): Fix conditional
1646 compilation to work when not all targets are enabled.
1648 2008-09-29 Cary Coutant <ccoutant@google.com>
1650 * archive.cc (Archive::get_file_and_offset): Use filename instead
1651 of name to get library path.
1652 (Archive::include_member): Unlock external member of a thin archive.
1654 * testsuite/Makefile.am (TEST_AR): New variable.
1655 (thin_archive_test_1): New test.
1656 (thin_archive_test_2): New test.
1657 * testsuite/Makefile.in: Regenerate.
1658 * testsuite/thin_archive_main.cc: New file.
1659 * testsuite/thin_archive_test_1.cc: New file.
1660 * testsuite/thin_archive_test_2.cc: New file.
1661 * testsuite/thin_archive_test_3.cc: New file.
1662 * testsuite/thin_archive_test_4.cc: New file.
1664 2008-09-29 Cary Coutant <ccoutant@google.com>
1666 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1667 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1669 (Sized_relobj::do_finalize_local_symbols): Likewise.
1670 (Sized_relobj::map_to_kept_section): Likewise.
1671 * object.h (Sized_relobj::invalid_address): New constant.
1672 (Sized_relobj::do_output_section_offset): Check for invalid_address
1674 * output.cc (Output_reloc::local_section_offset): Use constant
1675 invalid_address instead of -1U.
1676 (Output_reloc::get_address): Likewise.
1677 (Output_section::output_address): Change -1U to -1ULL.
1678 * output.h (Output_reloc::invalid_address): New constant.
1679 * reloc.cc (Sized_relobj::write_sections): Use constant
1680 invalid_address instead of -1U.
1681 (Sized_relobj::relocate_sections): Likewise.
1682 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1683 values for merge sections.
1684 * target-reloc.h (relocate_for_relocatable): Use constant
1685 invalid_address instead of -1U.
1687 2008-09-19 Cary Coutant <ccoutant@google.com>
1689 Add plugin functionality for link-time optimization (LTO).
1690 * configure.ac (plugins): Add --enable-plugins option.
1691 * configure: Regenerate.
1692 * config.in: Regenerate.
1693 * Makefile.am (LIBDL): New variable.
1694 (CCFILES): Add plugin.cc.
1695 (HFILES): Add plugin.h.
1696 (ldadd_var): Add LIBDL.
1697 * Makefile.in: Regenerate.
1699 * archive.cc: Include "plugin.h".
1700 (Archive::setup): Don't preread archive symbols when using a plugin.
1701 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1702 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1704 (Archive::include_member): Add symbols from plugin objects.
1705 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1706 * descriptors.cc (Descriptors::open): Check for file descriptors
1707 abandoned by plugins.
1708 (Descriptors::claim_for_plugin): New function.
1709 * descriptors.h (Descriptors::claim_for_plugin): New function.
1710 (Open_descriptor::is_claimed): New field.
1711 (claim_descriptor_for_plugin): New function.
1712 * fileread.cc (File_read::claim_for_plugin): New function.
1713 * fileread.h (File_read::claim_for_plugin): New function.
1714 (File_read::descriptor): New function.
1715 * gold.cc: Include "plugin.h".
1716 (queue_initial_tasks): Add task to call plugin hooks for generating
1718 * main.cc: Include "plugin.h".
1719 (main): Load plugin libraries.
1720 * object.h (Pluginobj): Declare.
1721 (Object::pluginobj): New function.
1722 (Object::do_pluginobj): New function.
1723 (Object::set_target): New function.
1724 * options.cc: Include "plugin.h".
1725 (General_options::parse_plugin): New function.
1726 (General_options::General_options): Initialize plugins_ field.
1727 (General_options::add_plugin): New function.
1728 * options.h (Plugin_manager): Declare.
1729 (General_options): Add --plugin option.
1730 (General_options::has_plugins): New function.
1731 (General_options::plugins): New function.
1732 (General_options::add_plugin): New function.
1733 (General_options::plugins_): New field.
1734 * plugin.cc: New file.
1735 * plugin.h: New file.
1736 * readsyms.cc: Include "plugin.h".
1737 (Read_symbols::do_read_symbols): Check for archive before checking
1738 for ELF file. Call plugin hooks to claim files.
1739 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1740 from a real object file; force override when processing replacement
1742 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1743 (Symbol::init_base_object): Likewise.
1744 (Symbol::init_base_output_data): Likewise.
1745 (Symbol::init_base_output_segment): Likewise.
1746 (Symbol::init_base_constant): Likewise.
1747 (Symbol::init_base_undefined): Likewise.
1748 (Symbol::output_section): Assert that object is not a plugin.
1749 (Symbol_table::add_from_pluginobj): New function.
1750 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1752 (Symbol_table::sized_write_globals): Likewise.
1753 (Symbol_table::add_from_pluginobj): Instantiate template.
1754 * symtab.h (Sized_pluginobj): Declare.
1755 (Symbol::in_real_elf): New function.
1756 (Symbol::set_in_real_elf): New function.
1757 (Symbol::in_real_elf_): New field.
1758 (Symbol_table::add_from_pluginobj): New function.
1760 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1761 (LIBDL): New variable.
1763 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1764 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1765 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1766 (MOSTLYCLEANFILES): Likewise.
1767 * testsuite/Makefile.in: Regenerate.
1768 * testsuite/plugin_test.c: New file.
1769 * testsuite/plugin_test_1.sh: New file.
1770 * testsuite/plugin_test_2.sh: New file.
1772 2008-09-16 Ian Lance Taylor <iant@google.com>
1774 * target-reloc.h (relocate_section): Check whether a symbol is
1775 defined by the ABI before reporting an undefined symbol error.
1776 * target.h (Target::is_defined_by_abi): Make parameter const.
1777 (Target::do_is_defined_by_abi): Likewise.
1778 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1779 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1780 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1781 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1782 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1783 * testsuite/Makefile.in: Rebuild.
1785 * fileread.cc (make_view): Add casts to avoid warning.
1787 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1789 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1790 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1792 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1794 * options.h (General_options::output_is_executable): New.
1795 (General_options::output_is_pie): New.
1796 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1797 for shared libraries.
1798 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1800 2008-09-11 Chris Demetriou <cgd@google.com>
1802 * options.h (origin): New -z option.
1803 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1804 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1807 2008-09-05 Cary Coutant <ccoutant@google.com>
1809 * fileread.cc (File_read::make_view): Add check for attempt to map
1812 2008-09-05 Cary Coutant <ccoutant@google.com>
1814 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1815 explicit instantiations.
1817 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1820 * options.cc (General_options::finalize): Allow undefined symbols
1821 in shlibs if linking -shared.
1824 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1825 symbols as not needing a dynsym entry.
1827 2008-08-20 Craig Silverstein <csilvers@google.com>
1829 * fileread.cc (File_read::open): Do not lock the file unless it
1830 was successfully opened.
1832 2008-08-14 Cary Coutant <ccoutant@google.com>
1834 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1835 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1836 * testsuite/tls_test.cc (struct int128): 128-bit struct
1837 for testing TLS relocs with non-zero addend.
1838 (v12): New TLS variable.
1840 (t_last): Add check for v12.
1841 * testsuite/tls_test.h (t12): New function.
1842 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1844 2008-08-13 Ian Lance Taylor <iant@google.com>
1846 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1847 set tls_segment_ or relro_segment_.
1848 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1850 * output.h (Output_section::clear_is_relro): New function.
1851 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1852 sections specially even when output_data_ is empty.
1853 (Output_segment::maximum_alignment): When first section is relro,
1854 only force alignment for PT_LOAD segments.
1855 * script.cc (script_data_segment_align): New function.
1856 (script_data_segment_relro_end): New function.
1857 * script-c.h (script_data_segment_align): Declare.
1858 (script_data_segment_relro_end): Declare.
1859 * script-sections.h (class Script_sections): Declare
1860 data_segment_align and data_segment_relro_end. Add fields
1861 segment_align_index_ and saw_relro_end_.
1862 * script-sections.cc (class Sections_element): Add set_is_relro
1863 virtual function. Add new bool* parameter to place_orphan_here.
1864 Add get_output_section virtual function.
1865 (class Output_section_definition): Add set_is_relro. Add new
1866 bool* parameter to place_orphan_here. Add get_output_section.
1867 Add is_relro_ field.
1868 (Output_section_definition::Output_section_definition): Initialize
1869 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1870 and is_relro_ fields.
1871 (Output_section_definition::place_orphan_here): Add is_relro
1873 (Output_section_definition::set_section_addresses): Set relro for
1875 (Output_section_definition::alternate_constraint): Likewise.
1876 (class Orphan_output_section): Add new bool* parameter to
1877 place_orphan_here. Add get_output_section.
1878 (Orphan_output_section::place_orphan_here): Add is_relro
1880 (Script_sections::Script_sections): Initialize
1881 data_segment_align_index_ and saw_relro_end_.
1882 (Script_sections::data_segment_align): New function.
1883 (Script_sections::data_segment_relro_end): New function.
1884 (Script_sections::place_orphan): Set or clear is_relro.
1885 (Script_sections::set_section_addresses): Force alignment of first
1887 * yyscript.y (exp): Call script_data_segment_align and
1888 script_data_segment_relro_end.
1889 * testsuite/relro_script_test.t: New file.
1890 * testsuite/relro_test.cc (using_script): Declare.
1891 (t1, t2): Test using_script.
1892 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1893 (relro_script_test_SOURCES): Define.
1894 (relro_script_test_DEPENDENCIES): Define.
1895 (relro_script_test_LDFLAGS): Define.
1896 (relro_script_test_LDADD): Define.
1897 (relro_script_test.so): New target.
1898 * testsuite/Makefile.in: Rebuild.
1900 2008-08-06 Cary Coutant <ccoutant@google.com>
1902 * archive.cc (Archive::total_archives, Archive::total_members)
1903 (Archive::total_members_loaded): New variables.
1904 (Archive::setup): Add parameter. Add option to preread
1906 (Archive::read_armap): Add counter.
1907 (Archive::get_file_and_offset): New function.
1908 (Archive::get_elf_object_for_member): New function.
1909 (Archive::read_all_symbols): New function.
1910 (Archive::read_symbols): New function.
1911 (Archive::add_symbols): Add counters.
1912 (Archive::include_all_members): Use armap to find members if it's
1914 (Archive::include_member): Skip reading symbols if already read.
1915 Factored code into Archive::get_file_and_offset and
1916 Archive::get_elf_object_for_member. Changed call to
1917 Mapfile::report_include_archive_member.
1918 (Archive::print_stats): New function.
1919 * archive.h: Declare Object and Read_symbols_data classes.
1920 (Archive::Archive): Add initializers for new members.
1921 (Archive::setup): Add parameter.
1922 (Archive::print_stats): New function.
1923 (Archive::total_archives, Archive::total_members)
1924 (Archive::total_members_loaded): New variables.
1925 (Archive::get_file_and_offset): New function.
1926 (Archive::get_elf_object_for_member): New function.
1927 (Archive::read_all_symbols): New function.
1928 (Archive::read_symbols): New function.
1929 (Archive::Archive_member): New class.
1930 (Archive::members_): New member.
1931 (Archive::num_members_): New member.
1932 * main.cc: Include archive.h.
1933 (main): Call Archive::print_stats.
1934 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1935 archive parameter; member_name is now the fully-decorated name.
1936 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1937 * options.h: (General_options): Add --preread-archive-symbols option.
1938 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1941 2008-08-04 Ian Lance Taylor <iant@google.com>
1943 * symtab.h (Symbol::use_plt_offset): New function.
1944 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1945 * powerpc.cc (Relocate::relocate): Likewise.
1946 * sparc.cc (Relocate::relocate): Likewise.
1947 * x86_64.cc (Relocate::relocate): Likewise.
1948 * testsuite/weak_plt.sh: New test.
1949 * testsuite/weak_plt_main.cc: New test.
1950 * testsuite/weak_plt_shared.cc: New test.
1951 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1952 (check_PROGRAMS): Add weak_plt.
1953 (check_DATA): Add weak_plt_shared.so.
1954 (weak_plt_main_pic.o, weak_plt): New targets.
1955 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1956 * testsuite/Makefile.in: Rebuild.
1958 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1960 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1961 * testsuite/Makefile.in: Rebuild.
1963 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1965 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1966 * Makefile.in: Regenerate.
1967 * po/POTFILES.in: Regenerate.
1969 2008-07-29 Ian Lance Taylor <iant@google.com>
1971 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1972 symbols before other symbols.
1973 * testsuite/script_test_2.cc (test_addr): Declare.
1974 (test_addr_alias): Declare.
1975 (main): Check that test_addr and test_addr_alias have the right
1977 * testsuite/script_test_2.t: Define test_addr_alias and
1980 2008-07-24 Ian Lance Taylor <iant@google.com>
1983 * descriptors.cc: New file.
1984 * descriptors.h: New file.
1985 * gold-threads.h (class Hold_optional_lock): New class.
1986 * fileread.cc: Include "descriptors.h".
1987 (File_read::~File_read): Release descriptor rather than closing
1989 (File_read::open) [file]: Call open_descriptor rather than open.
1990 Set is_descriptor_opened_.
1991 (File_read::open) [memory]: Assert that descriptor is not open.
1992 (File_read::reopen_descriptor): New function.
1993 (File_read::release): Release descriptor.
1994 (File_read::do_read): Make non-const. Reopen descriptor.
1995 (File_read::read): Make non-const.
1996 (File_read::make_view): Reopen descriptor.
1997 (File_read::do_readv): Likewise.
1998 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1999 Update declarations.
2000 * layout.cc: Include "descriptors.h".
2001 (Layout::create_build_id): Use open_descriptor rather than open.
2002 * output.cc: Include "descriptors.h".
2003 (Output_file::open): Use open_descriptor rather than open.
2004 * archive.cc (Archive::const_iterator): Change Archive to be
2006 (Archive::begin, Archive::end): Make non-const.
2007 (Archive::count_members): Likewise.
2008 * archive.h (class Archive): Update declarations.
2009 * object.h (Object::read): Make non-const.
2010 * Makefile.am (CCFILES): Add descriptors.cc.
2011 (HFILES): Add descriptors.h.
2012 * Makefile.in: Rebuild.
2015 * gold.h: Always include <clocale>. Add Solaris workarounds
2016 following code in binutils/sysdep.h.
2019 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2020 this->eh_frame_hdr_ is NULL before using it.
2022 * dynobj.cc (Versions::Versions): Update comment.
2024 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2025 the base version name.
2027 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2028 array size plus one.
2029 (Stringpool_template::set_string_offsets): Subtract one from key
2030 before using it as an array index.
2031 (Stringpool_template::get_offset_with_length): Likewise.
2032 (Stringpool_template::write_to_buffer): Likewise.
2033 * stringpool.h (Stringpool_template::get_offset_from_key):
2036 2008-07-23 Ian Lance Taylor <iant@google.com>
2039 * object.h (Merged_symbol_value::value): Do our best to handle a
2043 * script.cc (Version_script_info::get_versions): Don't add empty
2044 version tag to return value.
2045 (Version_script_info::get_symbol_version_helper): Change return
2046 type to bool. Add pversion parameter. Change all callers.
2047 (script_register_vers_node): Don't require a non-NULL tag.
2048 * script.h (class Version_script_info): Update declarations.
2049 (Version_script_info::get_symbol_version): Change return type to
2050 bool. Add version parameter. Change all callers.
2051 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2052 handling. Handle an empty version from a version script.
2053 (Symbol_table::define_special_symbol): Likewise.
2054 * testsuite/ver_test_10.script: New file.
2055 * testsuite/ver_test_10.sh: New file.
2056 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2057 (check_DATA): Add ver_test_10.syms.
2058 (ver_test_10.syms, ver_test_10.so): New target.
2059 * testsuite/Makefile.in: Rebuild.
2061 2008-07-23 Simon Baldwin <simonb@google.com>
2063 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2064 to zero for undefined symbols from dynamic libraries.
2066 2008-07-23 Ian Lance Taylor <iant@google.com>
2068 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2070 * symtab.h (class Symbol_table): Update declaration.
2071 * testsuite/ver_test_9.cc: New file.
2072 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2073 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2074 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2075 (ver_test_9.so, ver_test_9.o): New targets.
2076 * testsuite/Makefile.in: Rebuild.
2078 2008-07-22 Ian Lance Taylor <iant@google.com>
2080 * options.h (class General_options): Define --check-sections.
2081 * layout.cc (Layout::set_segment_offsets): Handle
2084 * options.h (class General_options): Define -n/--nmagic and
2086 * options.cc (General_options::finalize): For -n/--nmagic or
2087 -N/--omagic, set -static.
2088 * layout.cc (Layout::attach_allocated_section_to_segment): If
2089 -N/--omagic, don't put read-only and read-write sections in
2091 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2092 finding a read-only segment.
2093 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2094 don't set the minimum segment alignment to the common page size,
2095 and don't set the file offset to the address modulo the page size.
2096 * script-sections.cc (Script_sections::create_segments): If
2097 -n/--omagic, don't put read-only and read-write sections in
2100 * cref.cc: New file.
2102 * options.h (class General_options): Add --print-symbol-counts.
2103 * main.cc (main): Issue defined symbol report if requested.
2104 * archive.cc (Archive::interpret_header): Make into a const member
2106 (Archive::add_symbols): Call Input_objects::archive_start and
2108 (Archive::const_iterator): Define new class.
2109 (Archive::begin, Archive::end): New functions.
2110 (Archive::include_all_members): Rewrite to use iterator.
2111 (Archive::count_members): New function.
2112 * archive.h (class Archive): Update declarations.
2113 (Archive::filename): New function.
2114 * object.cc: Include "cref.h".
2115 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2116 (Sized_relobj::do_get_global_symbol_counts): New function.
2117 (Input_objects::add_object): Add object to cross-referencer.
2118 (Input_objects::archive_start): New function.
2119 (Input_objects::archive_stop): New function.
2120 (Input_objects::print_symbol_counts): New function.
2121 * object.h: Declare Cref and Archive.
2122 (Object::get_global_symbol_counts): New function.
2123 (Object::do_get_global_symbol_counts): New pure virtual function.
2124 (class Sized_relobj): Add defined_count_ field. Update
2126 (class Input_objects): Add cref_ field. Update constructor.
2127 Update declarations.
2128 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2130 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2132 (Sized_dynobj::do_get_global_symbol_counts): New function.
2133 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2134 defined_count_. Update declarations. Define Symbols typedef.
2135 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2136 parameter. Change all callers.
2137 (Symbol_table::add_from_dynobj): Add sympointers and defined
2138 parameters. Change all callers.
2139 * symtab.h (class Symbol_table): Update declarations.
2140 * Makefile.am (CCFILES): Add cref.cc.
2141 (HFILES): Add cref.h.
2142 * Makefile.in: Rebuild.
2144 2008-07-22 Simon Baldwin <simonb@google.com>
2146 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2147 to zero when writing undefined symbols.
2149 2008-07-22 Ian Lance Taylor <iant@google.com>
2151 * output.cc (Output_section::add_input_section): Don't try to
2152 merge empty merge sections.
2154 2008-07-21 Craig Silverstein <csilvers@google.com>
2156 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2157 Include symbol version in error message.
2159 2008-07-20 Chris Demetriou <cgd@google.com>
2161 * configure.ac (gold_cv_c_random_seed): New configured variable.
2162 (RANDOM_SEED_CFLAGS): New substituted variable.
2163 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2164 * configure: Rebuild.
2165 * Makefile.in: Likewise.
2166 * testsuite/Makefile.in: Likewise.
2168 2008-07-18 Ian Lance Taylor <iant@google.com>
2170 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2171 where we see NAME/NULL and NAME/VERSION as separate symbols.
2172 * testsuite/ver_test_main.cc (main): Call t4.
2173 (t4, t4_2a): Define.
2174 * testsuite/ver_test_2.cc (t4_2): Define.
2175 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2176 * testsuite/ver_test_4.cc (t4_2a): Define.
2177 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2178 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2180 2008-07-17 Ian Lance Taylor <iant@google.com>
2182 * dynobj.cc (Versions::add_def): If we give an error about a
2183 missing version, go ahead and create the version anyhow.
2185 2008-07-10 Ian Lance Taylor <iant@google.com>
2187 Handle output sections with more than 0x7fffffff bytes.
2188 * object.h (class Relobj): Change map_to_output_ to
2189 output_sections_, and just keep a section pointer. Change all
2190 uses. Move comdat group support to Sized_relobj.
2191 (Relobj::is_section_specially_mapped): Remove.
2192 (Relobj::output_section): Remove poff parameter. Change all
2194 (Relobj::output_section_offset): New function.
2195 (Relobj::set_section_offset): Rewrite.
2196 (Relobj::map_to_output): Remove.
2197 (Relobj::output_sections): New function.
2198 (Relobj::do_output_section_offset): New pure virtual function.
2199 (Relobj::do_set_section_offset): Likewise.
2200 (class Sized_relobj): Add section_offsets_ field. Add comdat
2201 group support from Relobj. Update declarations.
2202 (Sized_relobj::get_output_section_offset): New function.
2203 (Sized_relobj::do_output_section_offset): New function.
2204 (Sized_relobj::do_set_section_offset): New function.
2205 * object.cc (Relobj::output_section_address): Remove.
2206 (Sized_relobj::Sized_relobj): Initialize new fields.
2207 (Sized_relobj::include_section_group): Cast find_kept_object to
2209 (Sized_relobj::include_linkonce_section): Likewise.
2210 (Sized_relobj::do_layout): Use separate arrays for output section
2212 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2214 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2215 output_sections and section_offsets.
2216 (Sized_relobj::write_local_symbols): Likewise.
2217 (map_to_kept_section): Compute output address directly.
2218 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2219 output_sections and section_offsets.
2220 (Sized_relobj::write_sections): Likewise.
2221 (Sized_relobj::relocate_sections): Likewise.
2222 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2223 * output.h (class Output_reloc): Update declarations. Change
2224 u2_.relobj to Sized_relobj*.
2225 (class Output_data_reloc): Change add functions to use
2227 * output.cc (Output_reloc::Output_reloc): Change relobj to
2229 (Output_reloc::local_section_offset): Change return type to
2230 Elf_Addr. Use get_output_section_offset.
2231 (Output_reloc::get_address): Likewise.
2232 (Output_section::is_input_address_mapped): Don't call
2233 is_section_specially_mapped.
2234 (Output_section::output_offset): Likewise.
2235 (Output_section::output_address): Likewise.
2236 (Output_section::starting_output_address): Likewise.
2237 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2238 parameter to Sized_relobj*.
2239 (Copy_relocs::need_copy_reloc): Likewise.
2240 (Copy_relocs::save): Likewise.
2241 * copy-relocs.h (class Copy_relocs): Update declarations.
2242 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2243 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2244 * target-reloc.h (relocate_for_relocatable): Change
2245 offset_in_output_section type to Elf_Addr. Change code that uses
2247 * layout.cc (Layout::layout): Always set *off.
2248 * mapfile.cc (Mapfile::print_input_section): Use
2249 output_section_offset.
2250 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2252 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2253 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2254 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2256 2008-07-03 Ian Lance Taylor <iant@google.com>
2258 * layout.cc (Layout::include_section): Do not discard unrecognized
2259 SHT_STRTAB sections.
2261 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2263 * script.cc (Lex::can_continue_name): Make '?' allowable in
2264 version-script names.
2265 * testsuite/version_script.map: Change glob pattern to use '?'
2267 2008-06-30 Manish Singh <yosh@gimp.org>
2270 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2273 2008-06-30 Ian Lance Taylor <iant@google.com>
2277 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2278 versions]: Don't try to read the value in the contents, since we
2279 don't use it. Use the template endianness when writing.
2281 2008-06-25 Cary Coutant <ccoutant@google.com>
2283 * fileread.cc (File_read::make_view): Assert on zero-length view.
2284 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2285 symbol table when there are no symbols to read.
2287 2008-06-23 Craig Silverstein <csilvers@google.com>
2289 * version.cc (version_string): Bump to 1.7
2291 2008-06-18 Craig Silverstein <csilvers@google.com>
2293 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2294 constant 0xFFFF to type Valtype.
2295 (Powerpc_relocate_functions::rel16_ha): Likewise.
2297 2008-06-17 Ian Lance Taylor <iant@google.com>
2299 * output.h (Output_section::Input_section): Initialize p2align_ to
2300 zero for Output_section_data constructors.
2301 (Output_section::Input_section::addralign): If not an input
2302 section, return the alignment of the Output_section_data.
2303 * testsuite/copy_test.cc: New file.
2304 * testsuite/copy_test_1.cc: New file.
2305 * testsuite/copy_test_2.cc: New file.
2306 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2307 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2308 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2309 (copy_test_1_pic.o, copy_test_1.so): New targets.
2310 (copy_test_2_pic.o, copy_test_2.so): New targets.
2311 * testsuite/Makefile.in: Rebuild.
2313 * script-sections.cc (Script_sections::place_orphan): Initialize
2314 local variable exact.
2316 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2318 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2320 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2321 David S. Miller <davem@davemloft.net>
2323 * powerpc.cc: New file.
2324 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2325 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2326 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2327 * Makefile.in: Rebuild.
2329 2008-06-09 Ian Lance Taylor <iant@google.com>
2331 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2333 (throwing, orig_terminate): New static variables.
2334 (terminate_handler): New static function.
2335 (t2): Set terminate handler.
2337 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2340 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2343 2008-05-30 Cary Coutant <ccoutant@google.com>
2345 * archive.cc (Archive::include_all_members) Correct to step
2346 over symbol table and extended name table in thin archives.
2348 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2351 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2354 2008-05-28 Caleb Howe <cshowe@google.com>
2356 * reduced_debug_output.cc: New file.
2357 * reduced_debug_output.h: New file.
2358 * options.h (class General_options): Add --strip-debug-non-line.
2359 * options.cc (General_options::finalize): Add strip_debug_non_line
2360 to the strip heirarchy.
2361 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2363 * layout.cc: Include "reduced_debug_output.h".
2364 (Layout::Layout): Initialize new fields.
2365 (line_only_debug_sections): New static array.
2366 (is_lines_only_debug_sections): New static inline function.
2367 (Layout::include_section): Handle --strip-debug-non-line.
2368 (Layout::make_output_section): If --strip-debug-non-line, build
2369 new output sections for .debug_abbrev and .debug_info.
2370 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2371 gold. Warn about possible overflow.
2372 (read_signed_LEB_128): Likewise.
2373 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2374 (read_signed_LEB_128): Declare.
2375 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2376 (HFILES): Add reduced_debug_output.h.
2377 * Makefile.in: Rebuild.
2379 2008-05-21 Ian Lance Taylor <iant@google.com>
2381 * mapfile.cc: New file.
2382 * mapfile.h: New file.
2383 * options.h (class General_options): Add -M/--print-map and -Map.
2384 * options.cc (General_options::finalize): Make -M equivalent to
2386 * main.cc: Include <cstdio> and "mapfile.h".
2387 (main): Open mapfile if requested.
2388 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2389 constructor. Change caller.
2390 (queue_initial_tasks): Add mapfile parameter. Change caller.
2391 (queue_middle_tasks): Likewise.
2392 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2394 * archive.cc: Include "mapfile.h".
2395 (Archive::add_symbols): Add mapfile parameter. Change all
2396 callers. Pass mapfile, symbol, and reason to include_member.
2397 (Archive::include_all_members): Add mapfile parameter. Change all
2399 (Archive::include_member): Add mapfile, sym, and why parameters.
2400 Change all callers. Report inclusion to map file.
2401 * archive.h: Include "fileread.h".
2402 (class Archive): Update declarations.
2403 (Archive::file): New const method.
2404 (class Add_archive_symbols): Add mapfile_ field. Update
2405 constructor. Change all callers.
2406 * readsyms.h (class Read_symbols): Likewise.
2407 (class Finish_group): Likewise.
2408 (class Read_script): Likewise.
2409 * common.cc: Include "mapfile.h".
2410 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2412 (Symbol_table::do_allocate_commons): Likewise.
2413 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2414 symbol allocation to mapfile.
2415 * common.h (class Allocate_commons_task): Add mapfile_ field.
2416 Update constructor. Change all callers.
2417 * symtab.h (class Symbol_table): Update declarations.
2418 * layout.cc: Include "mapfile.h".
2419 (Layout_task_runner::run): Print information to mapfile.
2420 (Layout::create_gold_note): Change Output_data_fixed_space to
2421 Output_data_zero_fill.
2422 (Layout::create_build_id): Likewise.
2423 (Layout::print_to_mapfile): New function.
2424 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2425 constructor. Change caller.
2426 (class Layout): Declare print_to_mapfile.
2427 * output.cc (Output_section::Input_section::print_to_mapfile): New
2429 (Output_section::add_input_section): If producing a map, always
2430 add to input_sections_ list.
2431 (Output_section::do_print_to_mapfile): New function.
2432 (Output_segment::print_sections_to_mapfile): New function.
2433 (Output_segment::print_section_list_to_mapfile): New function.
2434 * output.h: Include "mapfile.h".
2435 (Output_data::print_to_mapfile): New function.
2436 (Output_data::do_print_to_mapfile): New virtual function.
2437 (Output_segment_headers::do_print_to_mapfile): New function.
2438 (Output_file_header::do_print_to_mapfile): New function.
2439 (Output_data_const::do_print_to_mapfile): New function.
2440 (class Output_data_const_buffer): Add map_name_ field. Update
2441 constructor. Change all callers. Add do_print_to_mapfile
2443 (class Output_data_fixed_space): Likewise.
2444 (class Output_data_space): Likewise.
2445 (class Output_data_zero_fill): New class.
2446 (Output_data_strtab::do_print_to_mapfile): New function.
2447 (Output_data_reloc_base::do_print_to_mapfile): New function.
2448 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2449 (Output_data_group::do_print_to_mapfile): New function.
2450 (Output_data_got::do_print_to_mapfile): New function.
2451 (Output_data_dynamic::do_print_to_mapfile): New function.
2452 (Output_symtab_xindex::do_print_to_mapfile): New function.
2453 (class Output_section): Declare do_print_to_mapflie. Declare
2454 print_to_mapfile in Input_section.
2455 (class Output_segment): Declare new functions.
2456 * object.h (Sized_relobj::symbol_count): New function.
2457 * script-sections.cc
2458 (Output_section_element_dot_assignment::set_section_addresses):
2459 Change Output_data_fixed_space to Output_data_zero_fill.
2460 (Output_data_expression::do_print_to_mapfile): New function.
2461 * script.cc (read_input_script): Add mapfile parameter. Change
2463 * script.h (read_input_script): Update declaration.
2464 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2465 (Eh_frame::do_print_to_mapfile): New function.
2466 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2467 (Output_merge_string::do_print_to_mapfile): New function.
2468 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2470 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2472 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2474 * Makefile.am (CCFILES): Add mapfile.cc.
2475 (HFILES): Add mapfile.h.
2476 * Makefile.in: Rebuild.
2478 2008-05-19 Ian Lance Taylor <iant@google.com>
2480 * options.h (class General_options): Add -z relro.
2481 * layout.cc (Layout::Layout): Initialize relro_segment_.
2482 (Layout::add_output_section_data): Return the output section.
2483 (Layout::make_output_section): Rcognize relro sections and mark
2485 (Layout::attach_allocated_section_to_segment): Put relro sections
2486 in a PT_GNU_RELRO segment.
2487 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2489 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2491 (Layout::linkonce_mapping): Map d.rel.ro.local to
2493 (Layout::output_section_name): Us .data.rel.ro.local for any
2494 section which begins with that.
2495 * layout.h (class Layout): Update add_output_section_data
2496 declaration. Add relro_segment_ field.
2497 * output.cc (Output_section::Output_section): Initialize is_relro_
2498 and is_relro_local_ fields.
2499 (Output_segment::add_output_section): Group relro sections.
2500 (Output_segment::is_first_section_relro): New function.
2501 (Output_segment::maximum_alignment): If there is a relro section,
2502 align the segment to the common page size.
2503 (Output_segment::set_section_addresses): Track whether we are
2504 looking at relro sections. If the last section is a relro
2505 section, align to the common page size.
2506 (Output_segment::set_section_list_addresses): Add in_relro
2507 parameter. Change all callers. Align to the page size when
2508 moving from relro to non-relro section.
2509 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2511 * output.h (class Output_section): Add is_relro_ and
2512 is_relro_local_ fields.
2513 (Output_section::is_relro): New function.
2514 (Output_section::set_is_relro): New function.
2515 (Output_section::is_relro_local): New function.
2516 (Output_section::set_is_relro_local): New function.
2517 (class Output_segment): Update declarations.
2518 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2519 * sparc.cc (Target_sparc::got_section): Likewise.
2520 * x86_64.cc (Target_x86_64::got_section): Likewise.
2521 * testsuite/relro_test_main.cc: New file.
2522 * testsuite/relro_test.cc: New file.
2523 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2524 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2525 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2526 (relro_test.so, relro_test_pic.o): New targets.
2527 * testsuite/Makefile.in: Rebuild.
2529 2008-05-16 Ian Lance Taylor <iant@google.com>
2531 * output.cc (Output_segment::add_output_section): Remove front
2533 * output.h (class Output_segment): Remove
2534 add_initial_output_section and overloaded add_output_section.
2535 Update declaration of remaining add_output_section.
2536 * layout.cc (Layout::create_interp): Call add_output_section
2537 rather than add_initial_output_section.
2538 (Layout::finish_dynamic_section): Likewise.
2540 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2541 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2542 know the dynamic type.
2543 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2544 field. Initialize it in constructor.
2545 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2546 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2547 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2550 * output.cc (Output_reloc::get_address): Change return type to
2552 * output.h (class Output_reloc): Update get_address declaration.
2553 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2554 for section addresses.
2556 2008-05-09 Ian Lance Taylor <iant@google.com>
2559 * gold.cc (gold_nomem): Use return value of write.
2561 2008-05-08 Ian Lance Taylor <iant@google.com>
2563 * symtab.c (Symbol::init_base_output_data): Add version
2564 parameter. Change all callers.
2565 (Symbol::init_base_output_segment): Likewise.
2566 (Symbol::init_base_constant): Likewise.
2567 (Symbol::init_base_undefined): Likewise.
2568 (Sized_symbol::init_output_data): Likewise.
2569 (Sized_symbol::init_output_segment): Likewise.
2570 (Sized_symbol::init_constant): Likewise.
2571 (Sized_symbol::init_undefined): Likewise.
2572 (Symbol_table::do_define_in_output_data): If the new symbol has a
2573 version, mark it as the default.
2574 (Symbol_table::do_define_in_output_segment): Likewise.
2575 (Symbol_table::do_define_as_constant): Likewise.
2576 * symtab.h (class Symbol): Update declarations.
2577 (class Sized_symbol): Likewise.
2578 * resolve.cc (Symbol::override_version): New function.
2579 (Symbol::override_base): Call override_version.
2580 (Symbol::override_base_with_special): Likewise.
2581 * testsuite/ver_script_8.script: New file.
2582 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2583 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2584 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2585 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2587 2008-05-06 Ian Lance Taylor <iant@google.com>
2590 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2592 (class General_options): Remove existing --undefined, and add
2593 --no-undefined instead. Add new --undefined as synonym for -u.
2594 * archive.cc (Archive::add_symbols): Check whether symbol was
2596 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2597 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2598 all uses. Add IS_UNDEFINED. Update declarations to split
2599 different versions of init_base. Declare init_base_undefined.
2600 (Symbol::is_defined): Handle IS_UNDEFINED.
2601 (Symbol::is_undefined): Likewise.
2602 (Symbol::is_weak_undefined): Call is_undefined.
2603 (Symbol::is_absolute): Handle IS_CONSTANT.
2604 (class Sized_symbol): Update declarations to split different
2605 versions of init. Declare init_undefined.
2606 (class Symbol_table): Declare new functions.
2607 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2609 (Symbol::init_base_output_data): Likewise.
2610 (Symbol::init_base_output_segment): Likewise.
2611 (Symbol::init_base_constant): Likewise.
2612 (Symbol::init_base_undefined): New function.
2613 (Sized_symbol::init_object): Rename from init. Change all
2615 (Sized_symbol::init_output_data): Likewise.
2616 (Sized_symbol::init_output_segment): Likewise.
2617 (Sized_symbol::init_constant): Likewise.
2618 (Sized_symbol::init_undefined): New function.
2619 (Symbol_table::add_undefined_symbols_from_command_line): New
2621 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2623 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2624 (Symbol::output_section): Likewise.
2625 (Symbol::set_output_section): Likewise.
2626 (Symbol_table::sized_finalize_symbol): Likewise.
2627 (Symbol_table::sized_write_globals): Likewise.
2628 * resolve.cc (Symbol_table::should_override): Likewise.
2629 (Symbol::override_base_with_special): Likewise.
2631 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2632 symbol, change it to have default visibility.
2633 * testsuite/protected_1.cc: New file.
2634 * testsuite/protected_2.cc: New file.
2635 * testsuite/protected_3.cc: New file.
2636 * testsuite/protected_main_1.cc: New file.
2637 * testsuite/protected_main_2.cc: New file.
2638 * testsuite/protected_main_3.cc: New file.
2639 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2640 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2641 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2642 (protected_1.so): New target.
2643 (protected_1_pic.o, protected_2_pic.o): New targets.
2644 (protected_3_pic.o): New target.
2645 (check_PROGRAMS): Add protected_2.
2646 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2647 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2648 * testsuite/Makefile.in: Rebuild.
2650 * options.h (DEFINE_var): Add set_user_set_##varname__.
2651 (DEFINE_bool_alias): New macro.
2652 (class General_options): Define -Bstatic using DEFINE_bool_alias
2653 rather than DEFINE_special. Add --undefined as an alias for -z
2655 * options.cc (General_options::parse_Bstatic): Remove.
2657 * options.h (class General_options): Add --fatal-warnings.
2658 * main.cc (main): Implement --fatal-warnings.
2659 * errors.h (Errors::warning_count): New function.
2661 * options.h (class General_options): Add -Bsymbolic-functions.
2662 * symtab.h (Symbol::is_preemptible): Check for
2663 -Bsymbolic-functions.
2665 2008-05-05 Ian Lance Taylor <iant@google.com>
2667 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2668 as noVARNAME rather than no-VARNAME.
2669 (class General_options): Add option -z combreloc.
2670 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2672 (Output_reloc::sort_before) [SHT_REL]: New function.
2673 (Output_reloc::sort_before) [SHT_RELA]: New function.
2674 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2675 Sort_relocs_comparison.
2676 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2677 parameter. Change all callers.
2678 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2679 sort_relocs parameter. Change all callers.
2680 * output.cc (Output_reloc::get_address): New function, broken out
2682 (Output_reloc::write_rel): Call it.
2683 (Output_reloc::compare): New function.
2684 (Output_data_reloc_base::do_write): Optionally sort relocs.
2686 * configure.ac: If targ_extra_obj is set, link it in.
2687 * configure.tgt: Initialize all variables.
2688 (x86_64*): Set targ_extra_obj and targ_extra_size.
2689 * configure: Rebuild.
2691 * object.cc (Sized_relobj::include_section_group): Adjust section
2692 indexes read from group data. Build vector to pass to
2694 * layout.cc (Layout::layout_group): Add flags and shndxes
2695 parameters. Remove contents parameter. Change caller. Update
2696 explicit instantiations.
2697 * layout.h (class Layout): Update layout_group declaration.
2698 * output.cc (Output_data_group::Output_data_group): Add flags and
2699 input_shndxes parameters. Remove contents parameter. Change
2701 (Output_data_group::do_write): Change input_sections_ to
2703 * output.h (class Output_data_group): Update constructor
2704 declaration. Rename input_sections_ to input_shndxes_.
2705 * testsuite/many_sections_test.cc: Add template.
2707 2008-04-30 Cary Coutant <ccoutant@google.com>
2709 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2711 * layout.cc (Layout::include_section): Refactored check for debug
2713 (Layout::add_comdat): Add new parameters. Change type
2714 of signature parameter. Add object and shndx to signatures table.
2715 (Layout::find_kept_object): New function.
2716 * layout.h: Include <cstring>.
2717 (Layout::is_debug_info_section): New function.
2718 (Layout::add_comdat): Add new parameters.
2719 (Layout::find_kept_object): New function.
2720 (Layout::Kept_section): New struct.
2721 (Layout::Signatures): Change type of map range.
2722 * object.cc (Relobj::output_section_address): New function.
2723 (Sized_relobj::include_section_group): Add new parameters. Change
2724 calls to Layout::add_comdat. Change to build table of kept comdat
2725 groups and table mapping discarded sections to kept sections.
2726 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2727 (Sized_relobj::do_layout): Change calls to include_section_group and
2728 include_linkonce_section.
2729 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2730 value to zero when section is discarded.
2731 (Sized_relobj::map_to_kept_section): New function.
2732 * object.h (Relobj::output_section_address): New function.
2733 (Relobj::Comdat_group): New type.
2734 (Relobj::find_comdat_group): New function.
2735 (Relobj::Comdat_group_table): New type.
2736 (Relobj::Kept_comdat_section): New type.
2737 (Relobj::Kept_comdat_section_table): New type.
2738 (Relobj::add_comdat_group): New function.
2739 (Relobj::set_kept_comdat_section): New function.
2740 (Relobj::get_kept_comdat_section): New function.
2741 (Relobj::comdat_groups_): New field.
2742 (Relobj::kept_comdat_sections_): New field.
2743 (Symbol_value::input_value): Update comment.
2744 (Sized_relobj::map_to_kept_section) New function.
2745 (Sized_relobj::include_linkonce_section): Add new parameter.
2746 * target-reloc.h (Comdat_behavior): New type.
2747 (get_comdat_behavior): New function.
2748 (relocate_section): Add code to map a discarded section to the
2749 corresponding kept section when applying a relocation.
2751 2008-04-30 Craig Silverstein <csilvers@google.com>
2753 * dwarf_reader.cc (next_generation_count): New static var.
2754 (Addr2line_cache_entry): New struct.
2755 (addr2line_cache): New static var.
2756 (Dwarf_line_info::one_addr2line): Added caching.
2757 (Dwarf_line_info::clear_addr2line_cache): New function.
2758 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2759 cache-size parameter.
2760 (Dwarf_line_info::one_addr2line_cache): New function.
2761 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2762 new cache-size argument to one_addr2line(), and clear cache.
2764 2008-04-28 Cary Coutant <ccoutant@google.com>
2766 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2767 R_386_PC8 relocations.
2769 2008-04-23 Ian Lance Taylor <iant@google.com>
2771 * object.cc (Sized_relobj::include_section_group): Check for
2772 invalid section group.
2774 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2777 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2778 than read for file header.
2779 * archive.cc (Archive::include_member): Likewise.
2781 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2783 * aclocal.m4: Regenerate.
2784 * configure: Regenerate.
2786 2008-04-19 Ian Lance Taylor <iant@google.com>
2788 * version.cc (version_string): Bump to 1.6.
2790 * testsuite/Makefile.am (many_sections_r_test): New target.
2791 (many_sections_r_test_SOURCES): Remove.
2792 (many_sections_r_test_DEPENDENCIES): Remove.
2793 (many_sections_r_test_LDFLAGS): Remove.
2794 (many_sections_r_test_LDADD): Remove.
2796 * object.cc (Sized_relobj::do_add_symbols): Always pass
2797 local_symbol_count_ to add_from_relobj.
2799 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2800 every thousand variables.
2801 * testsuite/Makefile.in: Rebuild.
2803 * object.cc (Xindex::initialize_symtab_xindex): New function.
2804 (Xindex::read_symtab_xindex): New function.
2805 (Xindex::sym_xindex_to_shndx): New function.
2806 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2808 (Sized_relobj::do_initialize_xindex): New function.
2809 (Sized_relobj::do_read_symbols): Adjust section links.
2810 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2811 parameter. Change all callers.
2812 (Sized_relobj::include_section_group): Adjust section links and
2813 symbol section indexes.
2814 (Sized_relobj::do_layout): Adjust section links.
2815 (Sized_relobj::do_count_local_symbols): Adjust section links and
2816 symbol section indexes.
2817 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2818 ordinary and special symbols.
2819 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2820 dynsym_xindex parameters. Change all callers. Adjust section
2821 links. Use SHN_XINDEX when needed.
2822 (Sized_relobj::get_symbol_location_info): Adjust section links.
2823 Don't get fooled by special symbols.
2824 * object.h (class Xindex): Define.
2825 (class Object): Add xindex_ parameter. Declare virtual functoin
2826 do_initialize_xindex.
2827 (Object::adjust_sym_shndx): New function.
2828 (Object::set_xindex): New protected function.
2829 (class Symbol_value): Add is_ordinary_shndx_ field.
2830 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2831 (Symbol_value::value): Assert ordinary section.
2832 (Symbol_value::initialize_input_to_output_map): Likewise.
2833 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2835 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2837 (class Sized_relobj): Update declarations.
2838 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2839 parameter. Change all callers.
2840 (Sized_relobj::adjust_shndx): New function.
2841 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2843 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2844 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2845 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2846 (Sized_dynobj::read_dynsym_section): Adjust section links.
2847 (Sized_dynobj::read_dynamic): Likewise.
2848 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2850 (Sized_dynobj::do_initialize_xindex): New function.
2851 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2852 do_initialize_xindex.
2853 (Sized_dynobj::adjust_shndx): New function.
2854 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2855 dynsym_xindex_ fields.
2856 (Layout::finalize): Add a call to set_section_indexes before
2857 creating the symtab sections.
2858 (Layout::set_section_indexes): Don't do anything if the section
2859 already has a section index.
2860 (Layout::create_symtab_sections): Add shnum parameter. Change
2861 caller. Create .symtab_shndx section if needed.
2862 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2864 (Layout::allocated_output_section_count): New function.
2865 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2867 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2868 fields. Update declarations.
2869 (Layout::symtab_xindex): New function.
2870 (Layout::dynsym_xindex): New function.
2871 (class Write_symbols_task): Add layout_ field.
2872 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2874 * output.cc (Output_section_headers::Output_section_headers): Add
2875 shstrtab_section parameter. Change all callers.
2876 (Output_section_headers::do_sized_write): Store overflow values
2877 for section count and section string table section index in
2878 section header zero.
2879 (Output_file_header::do_sized_write): Check for overflow of
2880 section count and section string table section index.
2881 (Output_symtab_xindex::do_write): New function.
2882 (Output_symtab_xindex::endian_do_write): New function.
2883 * output.h (class Output_section_headers): Add shstrtab_section_.
2884 Update declarations.
2885 (class Output_symtab_xindex): Define.
2886 (Output_section::has_out_shndx): New function.
2887 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2889 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2891 (Sized_symbol::init): Likewise.
2892 (Symbol::output_section): Check for ordinary symbol.
2893 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2894 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2896 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2897 Change all callers. Simplify handling of symbols from sections
2898 not included in the link.
2899 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2901 (Weak_alias_sorter::operator()): Assert that symbols are
2903 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2905 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2906 parameters. Change all callers.
2907 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2908 symbol distinction. Use SHN_XINDEX when needed.
2909 (Symbol_table::write_section_symbol): Add symtab_xindex
2910 parameter. Change all callers.
2911 (Symbol_table::sized_write_section_symbol): Likewise. Use
2912 SHN_XINDEX when needed.
2913 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2915 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2916 (Symbol::is_defined): Check is_ordinary.
2917 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2918 (Symbol::is_absolute, Symbol::is_common): Likewise.
2919 (class Sized_symbol): Update declarations.
2920 (class Symbol_table): Update declarations.
2921 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2922 parameters. Change all callers.
2923 (Sized_symbol::override): Likewise.
2924 (Symbol_table::override): Likewise.
2925 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2926 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2927 is_ordinary, and orig_st_shndx parameters. Change all callers.
2928 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2929 to be in an ordinary section.
2930 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2931 object and is_ordinary parameters. Change all callers.
2932 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2933 Change all callers. Don't add undefined or non-ordinary symbols
2935 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2937 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2939 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2940 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2941 (Sized_relobj::relocate_sections): Likewise.
2942 * target-reloc.h (scan_relocs): Adjust section symbol index.
2943 (scan_relocatable_relocs): Likewise.
2944 * i386.cc (Scan::local): Check for ordinary symbols.
2945 * sparc.cc (Scan::local): Likewise.
2946 * x86_64.cc (Scan::local): Likewise.
2947 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2948 to symbol_section_and_value.
2949 * testsuite/many_sections_test.cc: New file.
2950 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2951 (check_PROGRAMS): Add many_sections_test.
2952 (many_sections_test_SOURCES): Define.
2953 (many_sections_test_DEPENDENCIES): Define.
2954 (many_sections_test_LDFLAGS): Define.
2955 (BUILT_SOURCES): Add many_sections_define.h.
2956 (many_sections_define.h): New target.
2957 (BUILT_SOURCES): Add many_sections_check.h.
2958 (many_sections_check.h): New target.
2959 (check_PROGRAMS): Add many_sections_r_test.
2960 (many_sections_r_test_SOURCES): Define.
2961 (many_sections_r_test_DEPENDENCIES): Define.
2962 (many_sections_r_test_LDFLAGS): Define.
2963 (many_sections_r_test_LDADD): Define.
2964 (many_sections_r_test.o): New target.
2965 * testsuite/Makefile.in: Rebuild.
2967 2008-04-17 Cary Coutant <ccoutant@google.com>
2969 * errors.cc (Errors::info): New function.
2970 (gold_info): New function.
2971 * errors.h (Errors::info): New function.
2972 * gold.h (gold_info): New function.
2973 * object.cc (Input_objects::add_object): Print trace output.
2974 * options.cc (options::parse_set): New function.
2975 (General_options::parse_wrap): Deleted.
2976 (General_options::General_options): Deleted initializer.
2977 * options.h (options::String_set): New typedef.
2978 (options::parse_set): New function.
2979 (DEFINE_set): New macro.
2980 (General_options::wrap): Changed to use DEFINE_set. Changed
2981 callers of any_wrap_symbols and is_wrap_symbol.
2982 (General_options::trace, General_options::trace_symbol):
2984 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2985 (General_options::wrap_symbols_): Deleted.
2986 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2988 2008-04-17 David S. Miller <davem@davemloft.net>
2990 * options.cc (General_options::parse_V): New function.
2991 * options.h: Add entries for -V and -Qy.
2993 2008-04-17 Ian Lance Taylor <iant@google.com>
2995 * common.cc (Symbol_table::allocate_commons): Remove options
2996 parameter. Change caller.
2997 (Symbol_table::do_allocate_commons): Remove options parameter.
2998 Change caller. Just call do_allocate_commons_list twice.
2999 (Symbol_table::do_allocate_commons_list): New function, broken out
3000 of do_allocate_commons.
3001 * common.h (class Allocate_commons_task): Remove options_ field.
3003 * symtab.cc (Symbol_table::Symbol_table): Initialize
3005 (Symbol_table::add_from_object): Put TLS common symbols on
3007 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3008 which are IN_OUTPUT_DATA.
3009 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3010 allocate_commons and do_allocate_commons declarations. Declare
3011 do_allocate_commons_list.
3012 * gold.cc (queue_middle_tasks): Update creation of
3013 Allocate_commons_task to not pass options.
3014 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3015 (TLS_TEST_C_FLAGS): New variable.
3016 (tls_test_c_pic.o): New target.
3017 (tls_test_shared.so): Link in tls_test_c_pic.o.
3018 (tls_test_c_pic_ie.o): New target.
3019 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3020 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3021 (tls_test_c.o): New target.
3022 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3023 (tls_pic_test_LDADD): Likewise.
3024 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3025 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3026 (tls_test_c_gnu2.o): New target.
3027 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3029 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3030 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3031 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3032 * testsuite/tls_test.cc: Include "config.h".
3033 (t_last): Call t11_last.
3034 * testsuite/tls_test.h (t11, t11_last): Declare.
3035 * testsuite/tls_test_c.c: New file.
3036 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3037 * configure.ac: Check for OpenMP support.
3038 * configure, config.in, Makefile.in: Rebuild.
3039 * testsuite/Makefile.in: Rebuild.
3041 2008-04-16 Cary Coutant <ccoutant@google.com>
3043 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3044 (Target_i386::tls_base_symbol_defined_): New field.
3045 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3046 (Target_i386::Scan::global): Likewise.
3047 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3048 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3049 (Target_x86_64::tls_base_symbol_defined_): New field.
3050 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3051 (Target_x86_64::Scan::global): Likewise.
3053 2008-04-16 Cary Coutant <ccoutant@google.com>
3055 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3056 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3057 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3058 building shared libraries.
3059 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3060 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3061 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3062 * testsuite/Makefile.in: Rebuild.
3063 * testsuite/weak_undef.h: New file.
3064 * testsuite/weak_undef_file1.cc: Add extra test cases.
3065 * testsuite/weak_undef_file2.cc: Likewise.
3066 * testsuite/weak_undef_test.cc: Likewise.
3068 2008-04-16 David S. Miller <davem@davemloft.net>
3070 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3071 Add issued_non_pic_error_ field. Declare check_non_pic.
3072 (Target_sparc::Scan::check_non_pic): New function.
3073 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3074 (Target_sparc::Scan::global): Likewise.
3076 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3077 * configure: Rebuild.
3079 * options.h (DEFINE_enable): New macro.
3080 (new_dtags): New enable option.
3081 (initfirst, interpose, loadfltr, nodefaultlib,
3082 nodelete, nodlopen, nodump): New -z options.
3083 * layout.cc (Layout:finish_dynamic_section): If new
3084 dtags enabled, emit DT_RUNPATH. Also, emit a
3085 DT_FLAGS_1 containing any specified -z flags.
3087 2008-04-16 Ian Lance Taylor <iant@google.com>
3089 * copy-relocs.cc: New file.
3090 * copy-relocs.h: New file.
3091 * reloc.cc: Remove Copy_relocs code.
3092 * reloc.h: Likewise.
3093 * reloc-types.h (struct Reloc_types) [both versions]: Add
3094 get_reloc_addend_noerror.
3095 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3096 variants of add_global which take an addend which must be zero.
3097 * i386.cc: Include "copy-relocs.h".
3098 (class Target_i386): Change type of copy_relocs_ to variable,
3100 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3102 (Target_i386::do_finalize_sections): Change handling of
3104 * sparc.cc: Include "copy-relocs.h".
3105 (class Target_sparc): Change type of copy_relocs_ to variable,
3107 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3109 (Target_sparc::do_finalize_sections): Change handling of
3111 * x86_64.cc: Include "copy-relocs.h".
3112 (class Target_x86_64): Change type of copy_relocs_ to variable,
3114 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3115 class. Change all callers.
3116 (Target_x86_64::do_finalize_sections): Change handling of
3118 * Makefile.am (CCFILES): Add copy-relocs.cc.
3119 (HFILES): Add copy-relocs.h.
3121 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3123 * testsuite/script_test_4.sh: Permit leading zeroes.
3125 2008-04-15 Ian Lance Taylor <iant@google.com>
3127 * script-sections.cc (Script_sections::create_segments): Use
3128 header_size_adjustment even when there is enough room for the
3130 * testsuite/script_test_4.sh: New file.
3131 * testsuite/script_test_4.t: New file.
3132 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3133 (check_DATA): Add script_test_4.stdout.
3134 (MOSTLYCLEANFILES): Likewise.
3135 (script_test_4): New target.
3136 (script_test_4.stdout): New target.
3137 * testsuite/Makefile.in: Rebuild.
3139 * sparc.cc: Add definitions for Output_data_plt_sparc class
3142 2008-04-14 David S. Miller <davem@davemloft.net>
3144 * sparc.cc: New file.
3145 * Makefile.am (TARGETSOURCES): Add sparc.cc
3146 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3147 * configure.tgt: Document targ_extra_size and
3148 targ_extra_big_endian. Add entries for sparc-* and
3150 * configure.ac: Handle targ_extra_size and
3151 targ_extra_big_endian.
3152 * Makefile.in: Rebuild.
3153 * configure: Likewise.
3154 * po/POTFILES.in: Likewise.
3155 * po/gold.pot: Likewise.
3157 2008-04-14 Ian Lance Taylor <iant@google.com>
3159 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3160 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3161 in the name/type/flags to section mapping. Don't call
3162 allocate_output_section.
3163 (Layout::choose_output_section): Change parameter from adjust_name
3164 to is_input_section. Don't permit input sections after sections
3165 are attached to segments. Don't call allocate_output_section.
3166 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3167 not write_enable_output_section.
3168 (Layout::make_output_section): Don't push to
3169 unattached_section_list_ nor call attach_to_segment. Call
3170 attach_section_to_segment if sections are attached.
3171 (Layout::attach_sections_to_segments): New function.
3172 (Layout::attach_section_to_segment): New function.
3173 (Layout::attach_allocated_section_to_segment): Rename from
3174 attach_to_segment. Remove flags parameter.
3175 (Layout::allocate_output_section): Remove function.
3176 (Layout::write_enable_output_section): Remove function.
3177 * layout.h (class Layout): Update for above changes. Add new
3178 field sections_are_attached_.
3179 * output.h (Output_section::update_flags_for_input_section): New
3181 * output.cc (Output_section::add_input_section): Call
3182 update_flags_for_input_section.
3183 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3185 2008-04-11 Cary Coutant <ccoutant@google.com>
3187 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3188 thought unnecessary.
3189 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3191 2008-04-11 Ian Lance Taylor <iant@google.com>
3193 * output.h (class Output_section_data): Remove inline definition
3195 * output.cc (Output_section_data::set_addralign): New function.
3197 2008-04-11 Cary Coutant <ccoutant@google.com>
3199 Add support for TLS descriptors for i386 and x86_64.
3200 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3201 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3202 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3204 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3205 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3206 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3208 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3209 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3210 Fix problem with initial-exec relocations.
3211 (Target_i386::Relocate::relocate_tls): Likewise.
3212 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3214 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3215 support for section-plus-offset dynamic table entries.
3216 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3217 (Output_data_dynamic::Dynamic_entry): Add support for
3218 section-plus-offset dynamic table entries.
3219 (Output_data_dynamic::Classification): Likewise.
3220 (Output_data_dynamic::classification_): Renamed offset_.
3221 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3222 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3223 (Target_x86_64::make_plt_section): New function.
3224 (Target_x86_64::reserve_tlsdesc_entries): New function.
3225 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3226 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3227 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3228 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3229 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3230 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3231 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3232 add extra PLT entry for TLS descriptors.
3233 (Output_data_plt_x86_64::got_): New field.
3234 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3235 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3237 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3239 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3240 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3241 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3242 R_386_TLS_DESC_CALL relocations.
3243 (Target_x86_64::Scan::global): Likewise.
3244 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3245 for TLS descriptors.
3246 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3247 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3248 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3249 GD-to-IE relaxation.
3250 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3251 and TLS_DESCRIPTORS.
3252 * Makefile.in: Rebuild.
3253 * configure: Rebuild.
3254 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3255 (tls_test_shared2.so): New target.
3256 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3257 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3258 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3259 (tls_shared_gd_to_ie_test_LDADD): New variable.
3260 (tls_shared_gnu2_gd_to_ie_test): New target.
3261 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3263 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3264 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3265 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3266 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3267 (tls_shared_gnu2_test): New target.
3268 (tls_test_gnu2_shared.so): New target.
3269 (tls_shared_gnu2_test_SOURCES): New variable.
3270 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3271 (tls_shared_gnu2_test_LDFLAGS): New variable.
3272 (tls_shared_gnu2_test_LDADD): New variable.
3273 * testsuite/Makefile.in: Rebuild.
3274 * testsuite/Makefile.
3276 2008-04-11 Ian Lance Taylor <iant@google.com>
3278 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3280 * testsuite/Makefile.in: Rebuild.
3282 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3284 * testsuite/script_test_2.cc (main): Adjust test.
3286 2008-04-11 David S. Miller <davem@davemloft.net>
3287 Ian Lance Taylor <iant@google.com>
3289 * options.h (General_options): Add entries for '-Y' and
3291 * options.cc (General_options:finalize): If -Y was used, add those
3292 entries to the library path instead of the default "/lib" and
3295 2008-04-11 David S. Miller <davem@davemloft.net>
3297 * testsuite/justsyms.t: Start at 0x100.
3298 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3299 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3301 * testsuite/script_test_2.cc: Adjust string and section length
3304 2008-04-09 Ian Lance Taylor <iant@google.com>
3307 * script-sections.cc (Sections_element::allocate_to_segment): Add
3309 (Output_section_definition::allocate_to_segment): Likewise.
3310 (Orphan_output_section::allocate_to_segment): Likewise.
3311 (Script_sections::attach_sections_using_phdrs_clause): Don't
3312 propagate non-PT_LOAD segments to orphan sections.
3313 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3314 readelf rather than objdump.
3315 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3316 .interp section and PT_INTERP segment are the same size.
3317 * testsuite/Makefile.in: Rebuild.
3319 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3320 aliases for symbols defined in the same object.
3321 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3322 (weak_alias_test_SOURCES): New variable.
3323 (weak_alias_test_DEPENDENCIES): New variable.
3324 (weak_alias_test_LDFLAGS): New variable.
3325 (weak_alias_test_LDADD): New variable.
3326 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3327 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3328 (weak_alias_test_3.o): New target.
3329 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3330 * testsuite/weak_alias_test_main.cc: New file.
3331 * testsuite/weak_alias_test_1.cc: New file.
3332 * testsuite/weak_alias_test_2.cc: New file.
3333 * testsuite/weak_alias_test_3.cc: New file.
3335 2008-04-08 Ian Lance Taylor <iant@google.com>
3337 * options.h (class General_options): Add --noinhibit-exec option.
3338 * main.cc (main): Check --noinhibit-exec.
3340 * options.h (class General_options): Define --wrap as a special
3341 option. Add wrap_symbols_ field.
3342 (General_options::any_wrap_symbols): New function.
3343 (General_options::is_wrap_symbol): New function.
3344 * options.cc (General_options::parse_wrap): New function.
3345 (General_options::General_options): Initialize wrap_symbols_.
3346 * symtab.cc (Symbol_table::wrap_symbol): New function.
3347 (Symbol_table::add_from_object): Handle --wrap.
3348 * symtab.h (class Symbol_table): Declare wrap_symbol.
3349 * target.h (Target::wrap_char): New function.
3350 (Target::Target_info): Add wrap_char field.
3351 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3352 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3353 * testsuite/testfile.cc (Target_test::test_target_info):
3356 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3359 * layout.h (class Layout): Add added_eh_frame_data_ field.
3360 * layout.cc (Layout::Layout): Initialize new field.
3361 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3362 output section until we find a section we merged successfully.
3363 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3364 that the size be non-zero.
3366 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3369 2008-04-08 Craig Silverstein <csilvers@google.com>
3371 * configure.ac: Export new conditional variable HAVE_ZLIB.
3372 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3374 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3375 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3377 2008-04-07 Ian Lance Taylor <iant@google.com>
3379 * version.cc (version_string): Set to "1.5".
3381 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3382 Add issued_non_pic_error_ field. Declare check_non_pic.
3383 (Target_x86_64::Scan::check_non_pic): New function.
3384 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3385 (Target_x86_64::Scan::global): Likewise.
3387 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3388 addend parameter. Change caller. Handle merge sections.
3389 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3390 Address to Addend. Don't add in the result of
3391 local_section_offset, pass down the addend and use the returned
3393 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3394 Update declarations of local_section_offset and symbol_value.
3395 * testsuite/two_file_test_1.cc (t18): New function.
3396 * testsuite/two_file_test_2.cc (f18): New function.
3397 * testsuite/two_file_test_main.cc (main): Call t18.
3398 * testsuite/two_file_test.h (t18, f18): Declare.
3400 * configure.ac: Don't test for objdump, c++filt, or readelf.
3401 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3403 (TEST_READELF): New variable.
3404 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3405 (check_PROGRAMS): Add two_file_strip_test.
3406 (two_file_strip_test): New target.
3407 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3408 (two_file_same_shared_strip_test_SOURCES): New variable.
3409 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3410 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3411 (two_file_same_shared_strip_test_LDADD): New variable.
3412 (two_file_shared_strip.so): New target.
3413 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3414 (ver_test_5.syms, ver_test_7.syms): Likewise.
3415 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3416 (strip_test_3.stdout): Use TEST_OBJDUMP.
3417 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3419 2008-04-04 Cary Coutant <ccoutant@google.com>
3421 * symtab.h (Symbol::is_weak_undefined): New function.
3422 (Symbol::is_strong_undefined): New function.
3423 (Symbol::is_absolute): New function.
3424 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3425 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3427 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3428 (weak_undef_test): New target.
3429 * testsuite/Makefile.in: Rebuild.
3430 * testsuite/weak_undef_file1.cc: New file.
3431 * testsuite/weak_undef_file2.cc: New file.
3432 * testsuite/weak_undef_test.cc: New file.
3434 2008-04-03 Craig Silverstein <csilvers@google.com>
3436 * compressed_output.h (class Output_compressed_section): Use
3438 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3440 (zlib_compressed_suffix): Removed.
3441 (Output_compressed_section::set_final_data_size): Use unsigned
3443 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3444 Fix linker invocation.
3445 (flagstest_o_specialfile_and_compress_debug_sections):
3447 * testsuite/Makefile.in: Regenerated.
3449 2008-04-02 David S. Miller <davem@davemloft.net>
3451 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3452 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3454 2008-04-02 Craig Silverstein <csilvers@google.com>
3458 2008-04-02 Ian Lance Taylor <iant@google.com>
3460 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3461 parameters. Update for new key type to views_. Change all
3463 (File_read::read): Adjust for byteshift in returned view.
3464 (File_read::add_view): New function, broken out of
3466 (File_read::make_view): New function, broken out of
3468 (File_read::find_or_make_view): Add offset and aligned
3469 parameters. Rewrite accordingly. Change all callers.
3470 (File_read::get_view): Add offset and aligned parameters. Adjust
3471 for byteshift in return value.
3472 (File_read::get_lasting_view): Likewise.
3473 * fileread.h (class File_read): Update declarations.
3474 (class File_read::View): Add byteshift_ field. Add byteshift to
3475 constructor. Add byteshift method.
3476 * archive.h (Archive::clear_uncached_views): New function.
3477 (Archive::get_view): Add aligned parameter. Change all callers.
3478 * object.h (Object::get_view): Add aligned parameter. Change all
3480 (Object::get_lasting_view): Likewise.
3482 * fileread.cc (File_read::release): Don't call clear_views if
3483 there are multiple objects.
3484 * fileread.h (File_read::clear_uncached_views): New function.
3485 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3488 2008-03-31 Cary Coutant <ccoutant@google.com>
3490 Add thin archive support.
3491 * archive.cc (Archive::armagt): New const.
3492 (Archive::setup): Remove task parameter and calls to unlock.
3493 (Archive::unlock_nested_archives): New function.
3494 (Archive::read_header): Add nested_off parameter. Change
3496 (Archive::interpret_header): Likewise.
3497 (Archive::include_all_members): Change to handle thin
3499 (Archive::include_member): Likewise.
3500 * archive.h (Archive::Archive): Add new parameters and
3502 (Archive::armagt): New const.
3503 (Archive::setup): Remove task parameter.
3504 (Archive::unlock_nested_archives): New function.
3505 (Archive::read_header): Add nested_off parameter.
3506 (Archive::interpret_header): Likewise.
3507 (Archive::Nested_archive_table): New typedef.
3508 (Archive::is_thin_archive_): New field.
3509 (Archive::nested_archives_): New field.
3510 (Archive::options_): New field.
3511 (Archive::dirpath_): New field.
3512 (Archive::task_): New field.
3513 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3514 for thin archives. Pass additional parameters to
3515 Archive::Archive. Unlock the archive file after calling
3518 2008-03-29 Ian Lance Taylor <iant@google.com>
3520 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3521 version symbol to be local.
3522 * testsuite/ver_test_4.sh: New file.
3523 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3524 (check_DATA): Add ver_test_4.syms.
3525 (ver_test_4.syms): New target.
3526 * testsuite/Makefile.in: Rebuild.
3529 (Output_section::Input_section_sort_entry::has_priority): New
3531 (Output_section::Input_section_sort_entry::match_file_name): New
3533 (Output_section::Input_section_sort_entry::match_section_name):
3535 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3537 (Output_section::Input_section_sort_entry::match_section_file):
3539 (Output_section::Input_section_sort_compare::operator()): Rewrite
3540 using new Input_section_sort_entry functions. Sort crtbegin and
3541 crtend first. Sort sections with no priority before sections with
3543 * testsuite/initpri1.c (d3): Check j != 4.
3544 (cd5): New constructor/destructor function.
3545 (main): Check j != 2.
3547 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3548 new symbol when resolving, don't call set_is_default.
3549 * testsuite/ver_test_7.cc: New file.
3550 * testsuite/ver_test_7.sh: New file.
3551 * testsuite/Makefile.am (ver_test_7.so): New target.
3552 (ver_test_7.o): New target.
3553 (check_SCRIPTS): Add ver_test_7.sh.
3554 (check_DATA): Add ver_test_7.syms.
3555 (ver_test_7.syms): New target.
3557 2008-03-28 Ian Lance Taylor <iant@google.com>
3559 * layout.cc (Layout::layout): If we see an input section with a
3560 name that needs sorting, set the must_sort flag for the output
3562 (Layout::make_output_section): If the name of the output section
3563 indicates that it might require sorting, set the may_sort flag.
3564 * output.h (Output_section::may_sort_attached_input_sections): New
3566 (Output_section::set_may_sort_attached_input_sections): New
3568 (Output_section::must_sort_attached_input_sections): New
3570 (Output_section::set_must_sort_attached_input_sections): New
3572 (class Output_section): Declare Input_section_sort_entry. Define
3573 Input_section_sort_compare. Declare
3574 sort_attached_input_sections. Add new fields:
3575 may_sort_attached_input_sections_,
3576 must_sort_attached_input_sections_,
3577 attached_input_sections_are_sorted_.
3578 * output.cc (Output_section::Output_section): Initialize new
3580 (Output_section::add_input_section): Add an entry to
3581 input_sections_ if may_sort or must_sort are true.
3582 (Output_section::set_final_data_size): Call
3583 sort_attached_input_sections if necessary.
3584 (Output_section::Input_section_sort_entry): Define new class.
3585 (Output_section::Input_section_sort_compare::operator()): New
3587 (Output_section::sort_attached_input_sections): New function.
3588 * configure.ac: Check whether the compiler supports constructor
3589 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3590 * testsuite/initpri1.c: New file.
3591 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3592 CONSTRUCTOR_PRIORITY.
3593 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3594 (initpri1_LDFLAGS): New variable.
3595 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3597 2008-03-27 Ian Lance Taylor <iant@google.com>
3599 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3600 * testsuite/common_test_1.c: New file.
3601 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3602 (common_test_1_SOURCES): New variable.
3603 (common_test_1_DEPENDENCIES): New variable.
3604 (common_test_1_LDFLAGS): New variable.
3606 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3607 and commons_ correctly when NAME/VERSION does not override
3609 * testsuite/ver_test_6.c: New file.
3610 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3611 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3612 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3614 2008-03-26 Ian Lance Taylor <iant@google.com>
3616 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3617 of an undefined symbol from a version script.
3618 * testsuite/Makefile.am (ver_test_5.so): New target.
3619 (ver_test_5.o): New target.
3620 (check_SCRIPTS): Add ver_test_5.sh.
3621 (check_DATA): Add ver_test_5.syms.
3622 (ver_test_5.syms): New target.
3623 * testsuite/ver_test_5.cc: New file.
3624 * testsuite/ver_test_5.script: New file.
3625 * testsuite/ver_test_5.sh: New file.
3626 * Makefile.in, testsuite/Makefile.in: Rebuild.
3629 Fix problems building gold with gcc 4.3.0.
3630 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3631 (gold_error_at_location, gold_warning_at_location): Use it.
3632 * configure.ac: Check whether we can compile and use a template
3633 function with a printf attribute.
3634 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3635 when jumping over bytes.
3636 * object.cc: Instantiate Object::read_section_data.
3637 * debug.h: Include <cstring>
3638 * dwarf_reader.cc: Include <algorithm>
3639 * main.cc: Include <cstring>.
3640 * options.cc: Include <cstring>.
3641 * output.cc: Include <cstring>.
3642 * script.cc: Include <cstring>.
3643 * script.h: Include <string>.
3644 * symtab.cc: Include <cstring> and <algorithm>.
3645 * target-select.cc: Include <cstring>.
3646 * version.cc: Include <string>.
3647 * testsuite/testmain.cc: Include <cstdlib>.
3648 * configure, config.in: Rebuild.
3650 2008-03-25 Ian Lance Taylor <iant@google.com>
3652 * options.cc: Include "../bfd/bfdver.h".
3653 (options::help): Print bug reporting address.
3655 * version.cc (print_version): Adjust output for current value of
3660 * options.cc (options::help): Print list of supported targets.
3661 * target-select.h: Include <vector>.
3662 (class Target_selector): Make machine_, size_, and is_big_endian_
3663 fields const. Add bfd_name_ and instantiated_target_ fields.
3664 (Target_selector::Target_selector): Add bfd_name parameter.
3665 (Target_selector::recognize): Make non-virtual, call
3667 (Target_selector::recognize_by_name): Make non-virtual, call
3668 do_recognize_by_name.
3669 (Target_selector::supported_names): New function.
3670 (Target_selector::bfd_name): New function.
3671 (Target_selector::do_instantiate_target): New pure virtual
3673 (Target_selector::do_recognize): New virtual function.
3674 (Target_selector::do_recognize_by_name): New virtual function.
3675 (Target_selector::instantiate_target): New private function.
3676 (supported_target_names): Declare.
3677 * target-select.cc (Target_selector::Target_selector): Update for
3678 new parameter and fields.
3679 (select_target_by_name): Check that the name matches before
3680 calling recognize_by_name.
3681 (supported_target_names): New function.
3682 * i386.cc (class Target_selector_i386): Update Target_selector
3683 constructor call. Remove recognize and recognize_by_name. Add
3684 do_instantiate_target.
3685 * x86_64.cc (class Target_selector_x86_64): Likewise.
3686 * testsuite/testfile.cc (class Target_selector_test): Update for
3687 changes to Target_selector.
3689 * README: Rewrite, with some notes on unsupported features.
3691 2008-03-24 Cary Coutant <ccoutant@google.com>
3693 * i386.cc (Target_i386::Got_type): New enum declaration.
3694 (Target_i386::Scan::local): Updated callers of Output_data_got
3696 (Target_i386::Scan::global): Likewise.
3697 (Target_i386::Relocate::relocate): Likewise.
3698 (Target_i386::Relocate::relocate_tls): Likewise.
3699 * object.h (Got_offset_list): New class.
3700 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3701 (Sized_relobj::local_got_offset): Likewise.
3702 (Sized_relobj::set_local_got_offset): Likewise.
3703 (Sized_relobj::local_has_tls_got_offset): Removed.
3704 (Sized_relobj::local_tls_got_offset): Removed.
3705 (Sized_relobj::set_local_tls_got_offset): Removed.
3706 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3707 * output.cc (Output_data_got::add_global): Added got_type parameter.
3708 (Output_data_got::add_global_with_rel): Likewise.
3709 (Output_data_got::add_global_with_rela): Likewise.
3710 (Output_data_got::add_global_pair_with_rel): New function.
3711 (Output_data_got::add_global_pair_with_rela): New function.
3712 (Output_data_got::add_local): Added got_type parameter.
3713 (Output_data_got::add_local_with_rel): Likewise.
3714 (Output_data_got::add_local_with_rela): Likewise.
3715 (Output_data_got::add_local_pair_with_rel): New function.
3716 (Output_data_got::add_local_pair_with_rela): New function.
3717 (Output_data_got::add_global_tls): Removed.
3718 (Output_data_got::add_global_tls_with_rel): Removed.
3719 (Output_data_got::add_global_tls_with_rela): Removed.
3720 (Output_data_got::add_local_tls): Removed.
3721 (Output_data_got::add_local_tls_with_rel): Removed.
3722 (Output_data_got::add_local_tls_with_rela): Removed.
3723 * output.h (Output_data_got::add_global): Added got_type parameter.
3724 (Output_data_got::add_global_with_rel): Likewise.
3725 (Output_data_got::add_global_with_rela): Likewise.
3726 (Output_data_got::add_global_pair_with_rel): New function.
3727 (Output_data_got::add_global_pair_with_rela): New function.
3728 (Output_data_got::add_local): Added got_type parameter.
3729 (Output_data_got::add_local_with_rel): Likewise.
3730 (Output_data_got::add_local_with_rela): Likewise.
3731 (Output_data_got::add_local_pair_with_rel): New function.
3732 (Output_data_got::add_local_pair_with_rela): New function.
3733 (Output_data_got::add_global_tls): Removed.
3734 (Output_data_got::add_global_tls_with_rel): Removed.
3735 (Output_data_got::add_global_tls_with_rela): Removed.
3736 (Output_data_got::add_local_tls): Removed.
3737 (Output_data_got::add_local_tls_with_rel): Removed.
3738 (Output_data_got::add_local_tls_with_rela): Removed.
3739 * resolve.cc (Symbol::override_base_with_special): Removed
3740 reference to has_got_offset_ field.
3741 * symtab.cc (Symbol::init_fields): Replaced initialization
3742 of got_offset_ with got_offsets_. Removed initialization
3744 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3745 (Symbol::got_offset): Likewise.
3746 (Symbol::set_got_offset): Likewise.
3747 (Symbol::has_tls_got_offset): Removed.
3748 (Symbol::tls_got_offset): Removed.
3749 (Symbol::set_tls_got_offset): Removed.
3750 (Symbol::got_offset_): Removed.
3751 (Symbol::tls_mod_got_offset_): Removed.
3752 (Symbol::tls_pair_got_offset_): Removed.
3753 (Symbol::got_offsets_): New field.
3754 (Symbol::has_got_offset): Removed.
3755 (Symbol::has_tls_mod_got_offset): Removed.
3756 (Symbol::has_tls_pair_got_offset): Removed.
3757 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3758 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3760 (Target_x86_64::Scan::global): Likewise.
3761 (Target_x86_64::Relocate::relocate): Likewise.
3762 (Target_x86_64::Relocate::relocate_tls): Likewise.
3764 2008-03-25 Ben Elliston <bje@au.ibm.com>
3766 * yyscript.y: Fix spelling error in comment.
3768 2008-03-24 Ian Lance Taylor <iant@google.com>
3770 * options.h (class General_options): Define build_id option.
3771 * layout.h (class Layout): Declare write_build_id, create_note,
3772 create_build_id. Add build_id_note_ member.
3773 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3774 "libiberty.h", "md5.h", "sha1.h".
3775 (Layout::Layout): Initialize eh_frame_data_,
3776 eh_frame_hdr_section_, and build_id_note_.
3777 (Layout::finalize): Call create_build_id.
3778 (Layout::create_note): New function, broken out of
3779 Layout::create_gold_note.
3780 (Layout::create_gold_note): Call create_note.
3781 (Layout::create_build_id): New function.
3782 (Layout::write_build_id): New function.
3783 (Close_task_runner::run): Call write_build_id.
3785 * x86_64.cc: Correct license to GPLv3.
3787 2008-03-23 Ian Lance Taylor <iant@google.com>
3789 * options.cc: Include "demangle.h".
3790 (parse_optional_string): New function.
3791 (parse_long_option): Handle takes_optional_argument.
3792 (parse_short_option): Update dash_z initializer. Handle
3793 takes_optional_argument.
3794 (General_options::General_options): Initialize do_demangle_.
3795 (General_options::finalize): Set do_demangle_. Handle demangling
3797 * options.h (parse_optional_string): Declare.
3798 (struct One_option): Add optional_arg field. Update constructor.
3799 Update call constructor calls. Add takes_optional_argument
3801 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3802 (DEFINE_optional_string): Define.
3803 (General_options::demangle): Change from DEFINE_bool to
3804 DEFINE_optional_string.
3805 (General_options::no_demangle): New function.
3806 (General_options::do_demangle): New function.
3807 (General_options::set_do_demangle): New function.
3808 (General_options::execstack_status_): Move definition to end of
3810 (General_options::static_): Likewise.
3811 (General_options::do_demangle_): New field.
3812 * object.cc (big_endian>::get_symbol_location_info): Call
3813 Options::do_demangle, not Options::demangle.
3814 * symtab.cc (demangle): Likewise.
3816 2008-03-22 Ian Lance Taylor <iant@google.com>
3818 * gold.h: Include <cstddef> and <sys/types.h>
3819 * options.h: Include <cstring>.
3821 2008-03-21 Ian Lance Taylor <iant@google.com>
3823 * Added source code to GNU binutils.