1 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * Makefile.am (am__skiplex, am__skipyacc): New.
4 * Makefile.in: Regenerate.
6 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8 * Makefile.am (AM_CPPFLAGS): Renamed from ...
10 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
11 (AM_CPPFLAGS): Renamed from ...
13 * Makefile.in, testsuite/Makefile.in: Regenerate.
15 * Makefile.in: Regenerate.
16 * aclocal.m4: Likewise.
17 * config.in: Likewise.
18 * configure: Likewise.
19 * testsuite/Makefile.in: Likewise.
21 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
22 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
23 * Makefile.in: Regenerate.
24 * testsuite/Makefile.in: Regenerate.
26 2009-08-19 Cary Coutant <ccoutant@google.com>
28 * resolve.cc (Symbol_table::resolve): Don't complain about defined
29 symbols in shared libraries overridden by hidden or internal symbols
32 2009-08-19 Chris Demetriou <cgd@google.com>
34 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
35 checking source file names in error messages.
37 2009-08-18 Doug Kwan <dougkwan@google.com>
39 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
40 an elcpp::Ehdr as parameter. Adjust call to set_target.
41 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
42 an elfcpp::Ehdr as parameter.
43 * object.cc (Object::set_target): Remove the version that looks up
45 (Sized_relobj::setup): Take a Target object instead of
46 an elfcpp::Ehdr as parameter. Adjust call to set_target.
47 (make_elf_sized_object): Find target and ask target to
49 * object.h: (Object::set_target): Remove the version that looks up
51 (Sized_relobj::setup): Take a Target object instead of
52 an elfcpp:Ehdr as parameter.
53 * target.cc: Include dynobj.h.
54 (Target::do_make_elf_object_implementation): New.
55 (Target::do_make_elf_object): New.
56 * target.h (Target::make_elf_object): New template declaration.
57 (Target::do_make_elf_object): New method declarations.
58 (Target::do_make_elf_object_implementation): New template declaration.
60 2009-08-14 Ian Lance Taylor <iant@google.com>
62 * gold.h (FUNCTION_NAME): Define.
63 (gold_unreachable): Use FUNCTION_NAME.
65 2009-08-12 Sriraman Tallam <tmsriram@google.com>
67 * icf.cc (Icf::find_identical_sections): Issue a warning when a
68 symbol in the --keep-unique list is not found.
70 2009-08-12 Sriraman Tallam <tmsriram@google.com>
72 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
73 been maked as --keep-unique.
74 (Icf::unfold_section): New function.
75 * icf.h (Icf::unfold_section): New function.
76 * options.h (General_options::keep_unique): New option.
77 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
78 * testsuite/Makefile.in: Regenerate.
79 * testsuite/icf_keep_unique_test.sh: New file.
80 * testsuite/icf_keep_unique_test.cc: New file.
82 2009-08-12 Cary Coutant <ccoutant@google.com>
85 * resolve.cc (Symbol_table::resolve): Check for references from
86 dynamic objects to hidden and internal symbols.
87 * testsuite/Makefile.am (hidden_test.sh): New test.
88 * testsuite/Makefile.in: Regenerate.
89 * testsuite/hidden_test.sh: New script.
90 * testsuite/hidden_test_1.c: New test source.
91 * testsuite/hidden_test_main.c: New test source.
93 2009-08-11 Doug Kwan <dougkwan@google.com>
95 * arm.cc: Update comments.
96 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
97 segment to locate the .ARM.exidx section if present.
99 2009-08-09 Doug Kwan <dougkwan@google.com>
101 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
104 2009-08-07 Sriraman Tallam <tmsriram@google.com>
105 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
108 2009-08-06 Sriraman Tallam <tmsriram@google.com>
110 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
111 valid tls_segment only for non-debug-section relocations.
112 * testsuite/Makefile.am: Add gc_tls_test.
113 * testsuite/Makefile.in: Regenerate.
114 * testsuite/gc_tls_test.cc: New file.
115 * testsuite/gc_tls_test.sh: New file.
117 2009-08-05 Sriraman Tallam <tmsriram@google.com>
121 * Makefile.am (CCFILES): Add icf.cc.
123 * Makefile.in: Regenerate.
124 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
125 * gc.h (gc_process_relocs): Populate lists used by icf to contain
126 section, symbol and addend information for the relocs.
127 * gold.cc (queue_middle_tasks): Call identical code folding.
128 * gold.h: Add defines for multimap.
129 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
130 to the call of finalize_local_symbols.
131 * main.cc (main): Create object of class Icf.
132 * object.cc (Sized_relobj::do_layout): Allow this function to be
133 called twice during icf.
134 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
135 to sections marked as identical by icf.
136 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
138 (Sized_relobj::do_section_entsize): New function.
139 * object.h (Object::section_entsize): New function.
140 (Object::do_section_entsize): New pure virtual function.
141 (Relobj::finalize_local_symbols): Add new parameter.
142 (Relobj::do_section_entsize): New function.
143 * options.h (General_options::icf): New option.
144 (General_options::icf_iterations): New option.
145 (General_options::print_icf_sections): New option.
146 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
147 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
148 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
150 * symtab.cc (Symbol_table::is_section_folded): New function.
151 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
152 to sections marked as identical by icf.
153 * symtab.h (Symbol_table::set_icf): New function.
154 (Symbol_table::icf): New function.
155 (Symbol_table::is_section_folded): New function.
156 (Symbol_table::icf_): New data member.
157 * target-reloc.h (relocate_section): Ignore sections folded by icf.
158 * testsuite/Makefile.am: Add commands to build icf_test.
159 * testsuite/Makefile.in: Regenerate.
160 * testsuite/icf_test.sh: New file.
161 * testsuite/icf_test.cc: New file.
163 2009-07-24 Chris Demetriou <cgd@google.com>
165 * layout.cc (is_compressible_debug_section): Fix incorrect
166 comment about compressed section names.
168 2009-07-20 Ian Lance Taylor <ian@airs.com>
171 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
173 2009-07-16 Ian Lance Taylor <iant@google.com>
176 * layout.h: #include <map>.
177 (class Kept_section): Change from struct to class. Add accessors
178 and setters. Add section size to Comdat_group mapping. Change
179 Comdat_group to std::map. Add is_comdat_ field. Add
180 linkonce_size field in union.
181 (class Layout): Update declaration of find_or_add_kept_section.
182 Don't declare find_kept_object.
183 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
184 parameter. Add object, shndx, is_comdat, and is_group_name
185 parameters. Change all callers. Adjust for new Kept_section.
186 (Layout::find_kept_object): Remove.
187 * object.cc (Sized_relobj::include_section_group): Update use of
188 Kept_section. Rename secnum to shndx. Only record
189 Kept_comdat_section if sections are the same size.
190 (Sized_relobj::include_linkonce_section): Update use of
191 Kept_section. Only record Kept_comdat_section if sections are the
192 same size. Set size of linkonce section.
193 (Sized_relobj::map_to_kept_section): Update call to
194 get_kept_comdat_section.
195 * object.h (class Sized_relobj): Rename fields in
196 Kept_comdat_section to drop trailing underscores; change object
197 field to Relobj*. Change Kept_comdat_section_table to store
198 struct rather than pointer.
199 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
200 Add kept_object and kept_shndx parameters. Change all callers.
201 (Sized_relobj::get_kept_comdat_section): Change return type to
202 bool. Add kept_object and kept_shndx parameters. Change all
204 * plugin.cc (Pluginobj::include_comdat_group): Update call to
205 Layout::find_or_add_kept_section.
207 2009-07-09 Ian Lance Taylor <iant@google.com>
209 * merge.cc (Object_merge_map::initialize_input_to_output_map):
210 Reserve space in the hash table.
212 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
214 * fileread.cc (File_read::get_mtime): New method.
215 * fileread.h (Timespec): New structure.
216 (File_read::get_mtime): New method.
217 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
218 Renamed from timestamp_nsec.
219 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
221 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
223 (Incremental_inputs::report_archive): Save mtime; style fix.
224 (Incremental_inputs::report_obejct): Save mtime; style fix.
225 (Incremental_inputs::report_script): Save mtime; style fix.
226 (Incremental_inputs::finalize_inputs): Style fix.
227 (Incremental_inputs::finalize): Style fix.
228 (Incremental_inputs::create_input_section_data): Store inputs
230 * incremental.h (Incremental_inputs::report_script): Add mtime
232 (Incremental_inputs::Input_info::Input_info): Intialize only one
234 (Incremental_inputs::Input_info::archive): Move to nameless
236 (Incremental_inputs::Input_info::obejct): Move to nameless union.
237 (Incremental_inputs::Input_info::script): Move to nameless union.
238 (Incremental_inputs::mtime): New field.
239 * script.cc (read_input_script): Pass file mtime to
241 * script.h (Script_info::inputs): Style fix.
243 2009-07-01 Ian Lance Taylor <ian@airs.com>
245 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
248 2009-06-24 Ian Lance Taylor <iant@google.com>
251 * layout.cc (Layout::choose_output_section): If we find an
252 existing section, update the flags.
253 (Layout::create_notes): New function, broken out of
255 (Layout::finalize): Don't create note sections.
256 (Layout::create_note): Don't crash if linker script discards
258 (Layout::create_gold_note): Likewise.
259 (Layout::create_build_id): Likewise. Don't set
260 after_input_sections on the section.
261 (Layout::create_executable_stack_info): Remove target parameter.
263 * layout.h (class Layout): Declare create_notes. Update
264 declaration of create_executable_stack_info.
265 * gold.cc (queue_middle_tasks): Call create_notes.
266 * output.cc (Output_section::update_flags_for_input_section): Move
267 here from output.h. If SHF_ALLOC flag is newly set, mark address
269 * output.h (Output_data::mark_address_invalid): New function.
270 (class Output_section): Only declare, not define,
271 update_flags_for_input_section. Remove set_flags.
273 2009-06-24 Ian Lance Taylor <iant@google.com>
275 * script-sections.cc (Output_section_definition::
276 set_section_addresses): Rename shadowing local load_address to
279 2009-06-24 Ian Lance Taylor <iant@google.com>
282 * reloc.cc (relocate_sections): Skip empty relocation sections.
284 2009-06-23 Ian Lance Taylor <iant@google.com>
287 * layout.cc (Layout::create_note): Use choose_output_section
288 rather than make_output_section.
290 2009-06-23 Ian Lance Taylor <iant@google.com>
293 * options.cc (General_options::parse_V): Set printed_version_.
294 (General_options::General_options): Initialize printed_version_.
295 * options.h (class General_options): Add printed_version_ field.
296 * gold.cc (queue_initial_tasks): If there are no input files,
297 don't give a fatal error if we printed the version information.
298 (queue_middle_tasks): If using -r with a shared object, give a
299 fatal error rather than an ordinary error.
301 2009-06-23 Ian Lance Taylor <iant@google.com>
304 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
305 (Layout::make_output_section): Set have_stabstr_section_ if we see
307 (Layout::finalize): Call link_stabs_sections.
308 (Layout::link_stabs_sections): New file.
309 * layout.h (class Layout): Add have_stabstr_section_ field.
310 Declare link_stabs_sections.
312 2009-06-23 Doug Kwan <dougkwan@google.com>
314 * Makefile.am (libgold_a_LIBADD): New.
315 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
316 * Makefile.in: Regenerate.
317 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
318 * configure: Regenerate.
319 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
320 * fileread.cc: Include sys/state.h
321 * gold.h: Declare memmem and strndup if found missing.
322 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
324 2009-06-23 Ian Lance Taylor <iant@google.com>
326 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
327 * configure: Rebuild.
329 2009-06-23 Ian Lance Taylor <iant@google.com>
332 * object.cc (Object::section_contents): Don't try to get a view if
333 the section has length zero.
334 (Object::handle_gnu_warning_section): If the section is empty, use
335 the name of the section as the warning.
337 2009-06-23 Ian Lance Taylor <iant@google.com>
340 * stringpool.h (class Stringpool_template): Add optimize_ field.
341 (Stringpool_template::set_optimize): New function.
342 * stringpool.cc (Stringpool_template::Stringpool_template):
343 Initialize optimize_ field.
344 (Stringpool_template::set_string_offsets): Test local optimize
345 fild rather than parameter.
346 * layout.cc (Layout::Layout): Call set_optimize on the section
349 2009-06-22 Ian Lance Taylor <iant@google.com>
352 * yyscript.y: Parse TARGET.
353 * script.cc (script_set_target): New function.
354 * script-c.h (script_set_target): Declare.
355 * options.cc (General_options::string_to_object_format): Rename
356 from string_to_object_format in anonymous namespace. Change
358 * options.h (class General_options): Declare
359 string_to_object_format.
361 2009-06-22 Ian Lance Taylor <iant@google.com>
363 * script-sections.cc (Script_sections::create_segments): Don't put
364 program headers in a PT_LOAD segment if -n or -N.
366 2009-06-22 Ian Lance Taylor <iant@google.com>
369 * options.h (class General_options): Add -z lazy and -z now. Sort
370 -z options into alphabetical order.
371 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
373 2009-06-21 Ian Lance Taylor <iant@google.com>
375 * layout.cc (Layout::make_output_section): Call
376 Target::new_output_section.
377 (Layout::attach_allocated_section_to_segment): Put large section
378 sections in a separate load segment with the large segment flag
380 (Layout::segment_precedes): Sort large data segments after other
382 (align_file_offset): New static function.
383 (Layout::set_segment_offsets): Use align_file_offset.
384 * output.h (class Output_section): Add is_small_section_ and
385 is_large_section_ fields.
386 (Output_section::is_small_section): New function.
387 (Output_section::set_is_small_section): New function.
388 (Output_section::is_large_section): New function.
389 (Output_section::set_is_large_section): New function.
390 (Output_section::is_large_data_section): New function.
391 (class Output_segment): Add is_large_data_segment_ field.
392 (Output_segment::is_large_data_segment): New function.
393 (Output_segment::set_is_large_data_segment): New function.
394 * output.cc (Output_section::Output_section): Initialize new
396 (Output_segment::Output_segment): Likewise.
397 (Output_segment::add_output_section): Add assertion that large
398 data sections always go in large data segments. Force small data
399 sections to the end of the list of data sections. Force small BSS
400 sections to the start of the list of BSS sections. For large BSS
401 sections to the end of the list of BSS sections.
402 * symtab.h (class Symbol): Declare is_common_shndx.
403 (Symbol::is_defined): Check Symbol::is_common_shndx.
404 (Symbol::is_common): Likewise.
405 (class Symbol_table): Define enum Commons_section_type. Update
406 declarations. Add small_commons_ and large_commons_ fields.
407 * symtab.cc (Symbol::is_common_shndx): New function.
408 (Symbol_table::Symbol_table): Initialize new fields.
409 (Symbol_table::add_from_object): Put small and large common
410 symbols in the right list.
411 (Symbol_table::sized_finalized_symbol): Check
412 Symbol::is_common_shndx.
413 (Symbol_table::sized_write_globals): Likewise.
414 * common.cc (Symbol_table::do_allocate_commons): Allocate new
415 common symbol lists. Don't call do_allocate_commons_list if the
417 (Symbol_table::do_allocate_commons_list): Remove is_tls
418 parameter. Add comons_section_type parameter. Change all
419 callers. Handle small and large common symbols.
420 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
421 Symbol::is_common_shndx.
422 * resolve.cc (symbol_to_bits): Likewise.
423 * target.h (Target::small_common_shndx): New function.
424 (Target::small_common_section_flags): New function.
425 (Target::large_common_shndx): New function.
426 (Target::large_common_section_flags): New function.
427 (Target::new_output_section): New function.
428 (Target::Target_info): Add small_common_shndx, large_common_shndx,
429 small_common_section_flags, and large_common_section_flags
431 (Target::do_new_output_section): New virtual function.
432 * arm.cc (Target_arm::arm_info): Initialize new fields.
433 * i386.cc (Target_i386::i386_info): Likewise.
434 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
436 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
437 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
438 (Target_x86_64::do_new_output_section): New function.
439 * configure.ac: Define conditional MCMODEL_MEDIUM.
440 * testsuite/Makefile.am (check_PROGRAMS): Add large.
441 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
442 (large_LDFLAGS): Define.
443 * testsuite/large.c: New file.
444 * testsuite/testfile.cc (Target_test::test_target_info):
445 Initialize new fields.
446 * configure, testsuite/Makefile.in: Rebuild.
448 2009-06-05 Doug Kwan <dougkwan@google.com>
450 * Makefile.am (CCFILES): Add target.cc.
451 * Makefile.in: Regenerate.
452 * i386.cc (class Target_i386): Define new virtual method to
453 override do_is_local_label_name in parent.
454 * object.cc (Sized_relobj::do_count_local_symbols): Discard
455 local symbols if --discard-locals or -X is given.
456 * options.h (class General_options): Declare new options
457 '--discard-locals' and '-X' for discarding locals.
458 * target.h (class Target): Define new methods is_local_label_name.
459 Declare new virtual method do_is_local_label_name.
460 * target.cc: New file.
461 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
462 (check_SCRIPTS): Add discard_locals_test.sh.
463 (check_DATA): Add discard_local_tests.syms.
464 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
465 (discard_local_tests.syms, discard_locals_test.o): New make rules.
466 * testsuite/Makefile.in: Regenerate.
467 * testsuite/discard_locals_test.c: New file.
468 * testsuite/discard_locals_test.sh: Same.
470 2009-06-05 Doug Kwan <dougkwan@google.com>
472 * object.cc (Sized_relobj::Sized_relobj): Initialize
473 discarded_eh_frame_shndx_ to -1U.
474 (Sized_relobj::do_layout): Record index of a discard .eh_frame
476 (Sized_relobj::do_count_local_symbols): Skip local symbols in
477 a discarded .eh_frame section.
478 (Sized_relobj::do_finalize_local_symbols): Ditto.
479 * object.h (class Sized_relobj): Declare new member
480 discarded_eh_frame_shndx_.
481 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
482 (local_labels_test.o, local_labels_test): New rules.
483 * testsuite/Makefile.in: Regenerate.
485 2009-06-04 Doug Kwan <dougkwan@google.com>
487 * layout.cc (Layout::section_name_mapping): Add mapping for
488 special ARM sections.
490 2009-06-03 Doug Kwan <dougkwan@google.com>
492 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
493 (utils::has_overflow): Same.
495 2009-06-03 Ian Lance Taylor <iant@google.com>
497 * layout.cc (Layout::section_name_mapping): New array, replacing
498 Layout::linkonce_mapping.
499 (Layout::section_name_mapping_count): New variable, replacing
500 Layout::linkonce_mapping_count.
501 (Layout::linkonce_output_name): Remove.
502 (Layout::output_section_name): Rewrite.
503 * layout.h (class Layout): Rename Linkonce_mapping to
504 Section_name_mapping, linkonce_mapping to section_name_mapping,
505 linkonce_mapping_count to section_name_mapping_count. Don't
506 declare linkonce_output_name.
508 2009-06-03 Doug Kwan <dougkwan@google.com>
510 * gold/arm.cc (namespace utils): New.
511 (Target_arm::reloc_is_non_pic): Define new method.
512 (class Arm_relocate_functions): New.
513 (Target_arm::Relocate::relocate): Handle relocation types used by
516 2009-06-03 Ian Lance Taylor <iant@google.com>
518 * arm.cc (Target_arm::scan::global): Use || instead of |.
520 2009-06-02 Doug Kwan <dougkwan@google.com>
522 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
523 issued_non_pic_error_.
524 (class Target_arm::Scan): Declare new method check_non_pic.
525 Define new method symbol_needs_plt_entry.
526 Declare new data member issued_non_pic_error_.
527 (class Target_arm::Relocate): Declare new method
528 should_apply_static_reloc.
529 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
530 (Target_arm::Scan::check_non_pic): Define new method.
531 (Target_arm::Scan::local): Handle a small subset of reloc types used
533 (Target_arm::Scan::local): Same.
534 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
536 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
538 * incremental.cc (Incremental_inputs::report_command_line): Filter
539 out --incremental-* options.
541 2009-05-29 Doug Kwan <dougkwan@google.com>
543 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
545 (class Target_arm): Update comment.
546 (Target_arm::Target_arm): Initialize new data members GOT_,
547 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
548 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
549 and Target_arm::rel_dyn_section.
550 Declare new_enum Target_arm::Got_type.
551 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
553 Update commments for member do_dynsym_value.
554 (Target_arm::got_size, Target_arm::plt_section,
555 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
556 new methods inside class defintion.
557 (Target_arm::got_section): Define new method.
558 (Target_arm::rel_dyn_section): Same.
559 (Output_data_plt_arm): New template class.
560 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
561 (Output_data_plt_arm:do_adjust_output_section): Define new method.
562 (Output_data_plt_arm::add_entry): Same.
563 (Output_data_plt_arm::first_plt_entry): Define new
564 static data member for PLT instruction template.
565 (Output_data_plt_arm::plt_entry): Same.
566 (Output_data_plt_arm::do_write): Define new method.
567 (Target_arm::make_plt_entry): Same.
568 (Target_arm::do_finalize_sections): Same.
569 (Target_arm::do_dynsym_value): Same.
571 2009-05-28 Doug Kwan <dougkwan@google.com>
573 * Makefile.am (TARGETSOURCES): Add arm.cc.
574 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
575 * Makefile.in: Regenerate.
577 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
579 2009-05-26 Doug Kwan <dougkwan@google.com>
581 * options.cc (General_options::parse_exclude_libs). Fix a comment.
582 (General_options::check_excluded_libs): Strip off directories in
583 archive name before matching like GNU ld does.
584 * testsuite/Makefile.am (MOSTLYCLEANFILES,
585 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
586 (exclude_libs_test_LDFLAGS): Add linker option
587 -Wl,--exclude-libs,libexclude_libs_test_3
588 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
589 an explicit archive without using -l.
590 (alt/libexclude_libs_test_3.a): New make rule.
591 * testsuite/Makefile.in: Regenerate.
592 * testsuite/exclude_libs_test.c : Declare lib3_default().
594 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
595 * exclude_libs_test_3.c: New file.
597 2009-05-26 Nick Clifton <nickc@redhat.com>
599 * po/id.po: New Indonesian translation.
600 * po/gold.pot: Updated template file.
602 2009-05-22 Sriraman Tallam <tmsriram@google.com>
604 * testsuite/Makefile.am: Add -ffunction-sections to compile
605 gc_comdat_test files. Add -Wl,--gc-sections to build
607 * testsuite/Makefile.in: Regenerate.
608 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
610 2009-05-21 Sriraman Tallam <tmsriram@google.com>
612 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
613 kept comdat section was garbage collected.
614 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
615 * testsuite/Makefile.in: Regenerate.
616 * testsuite/gc_comdat_test.sh: New file.
617 * testsuite/gc_comdat_test_1.cc: New file.
618 * testsuite/gc_comdat_test_2.cc: New file.
620 2009-05-19 Doug Kwan <dougkwan@google.com>
622 * archive.cc (Archive::Archive): Move constructor from archive.h
623 to here. Initialize no_export_.
624 (Archive::get_elf_object_for_member): Set no_export flag of object.
625 * archive.h (Archive::Archive): Move constructor body to
627 (Archive::no_export): New method.
628 (Archive::no_export_): New field.
629 * object.h (Object::Object): Initialize no_export_ to false.
630 (Object::no_export, Object::set_no_export): New methods.
631 (Object::no_export_): New field.
632 * options.cc (General_options::parse_exclude_libs): New method.
633 (General_options::check_excluded_libs) Same.
634 * options.h (exclude_libs): New option.
635 (General_options::check_excluded_libs): New method declaration.
636 (General_options::excluded_libs_): New field.
637 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
638 default or protected visibility if an object has no-export flag set.
639 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
640 (check_SCRIPTS): Add exclude_libs_test.sh.
641 (check_DATA): Add exclude_libs_test.syms.
642 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
643 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
644 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
645 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
646 (exclude_libs_test.syms, libexclude_libs_test_1.a,
647 libexclude_libs_test_2.a): New rules.
648 * testsuite/Makefile.in: Regenerate.
649 * testsuite/exclude_libs_test.c: New file.
650 * testsuite/exclude_libs_test.sh: Ditto.
651 * testsuite/exclude_libs_test_1.c: Ditto.
652 * testsuite/exclude_libs_test_2.c: Ditto.
654 2009-05-15 Ian Lance Taylor <iant@google.com>
656 * configure.ac: Check for declarations for cases where libiberty.h
657 checks HAVE_DECL_xxx.
658 * configure, config.in: Rebuild.
660 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
662 * gold.h (Incremental_argument_list): Remove (invalid) forward
664 * incremental.cc (Incremental_inputs::report_achive): New method.
665 (Incremental_inputs::report_object): New method.
666 (Incremental_inputs::report_script): New method.
667 (Incremental_inputs::finalize_inputs): New method.
668 (Incremental_inputs::finalize): Call finalize_inputs().
669 (Incremental_inputs::sized_create_incremental_inputs_section_data):
670 Create inputs entries.
671 * incremental.h (Incremental_input_type): New enum.
672 (Incremental_inputs::Incremental_input): Initialize new fields.
673 (Incremental_inputs::report_inputs): New method.
674 (Incremental_inputs::report_achive): New method.
675 (Incremental_inputs::report_object): New method.
676 (Incremental_inputs::report_script): New method.
677 (Incremental_inputs::finalize_inputs): New method.
678 (Incremental_inputs::Input_info): New struct.
679 (Incremental_inputs::Input_info_map): New typedef.
680 (Incremental_inputs::lock_): New field.
681 (Incremental_inputs::Inputs_): New field.
682 (Incremental_inputs::Inputs_map): New field.
683 * main.cc (main): Call Incremental_input::report_inputs.
684 * options.h (Input_argument_list): Typedef moved from
686 (Input_file_group::Files): Remove, use ::Input_argument_list.
687 (Input_file_group::Input_argument_list): Remove, use
688 ::Input_argument_list.
689 * plugin.cc (Plugin_manager::add_input_file): Add error in
691 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
693 * script.cc (read_input_script): Call
694 Incremental_input::report_script.
695 * script.h (Script_info): New class.
697 2009-04-27 Ian Lance Taylor <iant@google.com>
699 * x86_64.cc (do_adjust_output_section): Set entsize to
702 2009-04-23 Elliott Hughes <enh@google.com>
704 * output.cc (Output_file::close): After short writes, continue
705 writing from the correct offset in the buffer being written.
707 2009-04-23 Chris Demetriou <cgd@google.com>
709 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
710 * configure: Regenerate.
711 * config.in: Regenerate.
712 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
713 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
715 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
717 * incremental.cc (Incremental_inputs_header_data): Renamed from
718 Incremental_input_header_data.
719 (Incremental_inputs_header_data::data_size): New field.
720 (Incremental_inputs_header_data::put_input_file_count): Renamed
721 from input_file_count.
722 (Incremental_inputs_header_data::put_command_line_offset): Renamed
723 from command_line_offset.
724 (Incremental_inputs_header_data::put_reserved): Renamed from
726 (Incremental_inputs_entry_data): Renamed from
727 Incremental_input_entry_data.
728 (Incremental_inputs_entry_data::data_size): New field.
729 (Incremental_inputs::report_command_line): New method.
730 (Incremental_inputs::finalize): New method.
731 (Incremental_inputs::create_incremental_inputs_data): New method.
732 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
733 * incremental.h: New file.
734 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
735 (Layout::finalize): Create incremental inputs section in
737 (Layout::create_incremental_info_sections): New method.
738 * layout.h (Layout::incremental_inputs): New method.
739 (Layout::create_incremental_info_sections): New method.
740 (Layout::incremental_inputs_): New field.
741 * main.cc (main): Notify Incremental_input of the command line.
743 2009-04-01 Ian Lance Taylor <iant@google.com>
744 Mikolaj Zalewski <mikolajz@google.com>
746 * gold.h (reserve_unordered_map): Define, three versions, one for
747 each version of Unordered_map.
748 * layout.cc (Layout::Layout): Remove options parameter. Add
749 number_of_input_files parameter. Don't initialize options_.
750 Initialize number_of_input_files_ and resized_signatures_. Move
751 sections_are_attached_.
752 (Layout::layout_group): Reserve space for group_signatures_.
753 (Layout::find_or_add_kept_section): Change name parameter to be a
754 reference. Resize signatures_ map when it gets large enough.
755 (Layout::layout_eh_frame): Use parameters->options() instead of
757 (Layout::make_output_section): Likewise.
758 (Layout::attach_allocated_section_to_segment): Likewise.
759 (Layout::finalize, Layout::create_executable_stack): Likewise.
760 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
761 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
762 * layout.h (class Layout): Update declarations. Remove options_
763 field. Add number_of_input_files_ and resized_signatures_
764 fields. Move sections_are_attached_ field.
765 * main.cc (main): Pass number of input files to Layout
766 constructor. Don't pass options.
768 2009-03-30 Ian Lance Taylor <iant@google.com>
770 * ffsll.c (ffsll): Correct implementation.
772 2009-03-27 Ian Lance Taylor <iant@google.com>
775 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
776 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
777 * ftruncate.c (ftruncate): Declare before definition.
778 * mremap.c (mremap): Likewise.
779 * pread.c (pread): Likewise.
780 * configure, Makefile.in, config.in: Rebuild.
782 * mremap.c: New file.
783 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
784 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
785 (mremap): Declare if HAVE_MREMAP is not defined.
786 * configure, Makefile.in, config.in: Rebuild.
788 2009-03-27 Cary Coutant <ccoutant@google.com>
790 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
791 position independent.
792 * sparc.cc (Target_sparc::check_non_pic): Likewise.
793 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
795 2009-03-24 Cary Coutant <ccoutant@google.com>
797 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
799 (needs_dynamic_reloc): Likewise.
801 2009-03-24 Ian Lance Taylor <iant@google.com>
803 * yyscript.y (file_cmd): Recognize EXTERN.
804 (extern_name_list, extern_name_list_body): New nonterminals.
805 * script.cc (script_add_extern): Define.
806 * script-c.h (script_add_extern): Declare.
808 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
810 * object.cc (is_elf_object): Define.
811 * object.h (is_elf_object): Declare.
812 * archive.cc (Archive::get_elf_object_for_member): Call
814 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
816 2009-03-24 Elliott Hughes <enh@google.com>
818 * output.cc (Output_file::map_anonymous): Define.
819 (Output_file::map): Use map_anonymous. If the regular mmap fails,
820 try an anonymous one. Report the size if the mmap fails.
821 * output.h (class Output_file): Declare map_anonymous.
823 2009-03-24 Ian Lance Taylor <iant@google.com>
825 * target-select.cc (instantiate_target): Don't acquire the lock if
826 the instantiated_target_ field has already been set.
828 2009-03-23 Ian Lance Taylor <iant@google.com>
830 * gold-threads.h (class Initialize_lock): Define.
831 * gold-threads.cc (class Initialize_lock_once): Define.
832 (initialize_lock_control): New static variable.
833 (initialize_lock_pointer): New static variable.
834 (initialize_lock_once): New static function.
835 (Initialize_lock::Initialize_lock): Define.
836 (Initialize_lock::initialize): Define.
837 * target-select.h: Include "gold-threads.h".
838 (class Target_selector): Add lock_ and initialize_lock_ fields.
839 Don't define instantiate_target, just declare it.
840 * target-select.cc (Target_selector::Target_selector): Initialize
842 (Target_selector::instantiate_target): Define.
843 * descriptors.h: Include "gold-threads.h".
844 (class Descriptors): Add initialize_lock_ field.
845 * descriptors.cc (Descriptors::Descriptors): Initialize new
847 (Descriptors::open): Use initialize_lock_ field
848 * errors.h (class Errors): Add initialize_lock_ field.
849 * errors.cc (Errors::Errors): Initialize new field.
850 (Errors::initialize_lock): Use initialize_lock_ field.
851 * powerpc.cc (class Target_selector_powerpc): Remove
852 instantiated_target_ field. In do_recognize call
853 instantiate_target rather than do_instantiate_target. In
854 do_instantiate_target just allocate a new target.
855 * sparc.cc (class Target_selector_sparc): Likewise.
857 * freebsd.h: New file.
858 * i386.cc: Include "freebsd.h".
859 (Target_i386): Derive from Target_freebsd rather than
861 (Target_selector_i386): Derive from Target_selector_freebsd rather
862 than Target_selector.
863 * x86_64.cc: Include "freebsd.h".
864 (Target_x86_64): Derive from Target_freebsd rather than
866 (Target_selector_x86_64): Derive from Target_selector_freebsd
867 rather than Target_selector.
868 * target.h (class Target): Add adjust_elf_header and
869 do_adjust_elf_header.
870 * output.cc (Output_file_header:: do_sized_write): Call target
871 adjust_elf_header routine.
872 * configure.tgt: Set targ_osabi.
873 * configure.ac: Define GOLD_DEFAULT_OSABI.
874 * parameters.cc (Parameters::default_target): Pass
875 GOLD_DEFAULT_OSABI to select_target.
876 * target-select.h (class Target_selector): Make instantiate_target
877 protected rather than private.
878 * Makefile.am (HFILES): Add freebsd.h.
879 * configure, Makefile.in, config.in: Rebuild.
881 * merge.cc (do_add_input_section): Correct pend value. Change
882 message about last entry not being null terminated from error to
885 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
887 * incremental.cc: New file.
888 * Makefile.am (CCFILES): Add incremental.cc.
889 * Makefile.in: Rebuild.
891 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
893 * layout.cc (Layout::output_section_name): Preserve names
894 of '.note.' sections.
896 2009-03-19 Ian Lance Taylor <iant@google.com>
898 * descriptors.cc (Descriptors::open): Check that the options are
899 valid before using them.
901 2009-03-18 Ian Lance Taylor <iant@google.com>
903 * script-sections.h: Include <list>.
904 (class Script_sections): Change Sections_elements from std::vector
905 to std::list. Typedef public Elements_iterator. Add
906 orphan_section_placement_, data_segment_align_start_, and
907 saw_data_segment_align_ fields. Remove data_segment_align_index_
909 * script-sections.cc (class Orphan_section_placement): New class.
910 (class Sections_element): Add virtual functions is_relro and
911 orphan_section_init. Remove virtual function place_orphan_here.
912 (class Output_section_definition): Add is_relro and
913 orphan_section_init. Remove place_orphan_here.
914 (class Orphan_output_section): Likewise.
915 (Script_sections::Script_sections): Update for field changes.
916 (Script_sections::data_segment_align): Set saw_data_segment_align_
917 and data_segment_align_start_, not data_segment_align_index.
918 (Script_sections::data_segment_relro_end): Check
919 saw_data_segment_align_. Use data_segment_align_start_ rather
920 than data_segment_align_index_.
921 (Script_sections::place_orphan): Rewrite to use
922 Orphan_section_placement.
924 2009-03-17 Ian Lance Taylor <iant@google.com>
926 * archive.cc (Archive::add_symbols): Check for a version attached
927 to the symbol name in the archive map.
928 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
929 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
930 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
931 (ver_test_11.a): New target.
932 * testsuite/Makefile.in: Rebuild.
934 * configure.ac: Check for chsize and posix_fallocate. Replace
936 * ftruncate.c: New file, from gnulib.
937 * output.cc (posix_fallocate): Define dummy version if not
938 HAVE_POSIX_FALLOCATE.
939 (Output_file::map): Call posix_fallocate rather than lseek and
941 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
942 * configure, Makefile.in, config.in: Rebuild.
944 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
946 * layout.h (Layout::create_note): Add section_name parameter.
947 * layout.cc (Layout::create_note): Likewise.
948 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
950 2009-03-17 Ian Lance Taylor <iant@google.com>
952 * descriptors.cc: Include "options.h".
953 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
954 (Descriptors::open): Always use O_CLOEXEC when opening a new
955 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
958 * sparc.cc (class Target_sparc): Add has_got_section.
959 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
960 make sure we have a GOT section.
962 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
963 (Target_sparc::Scan::local): Likewise.
964 (Target_sparc::Scan::global): Likewise.
965 (Target_sparc::Relocate::relocate): Likewise.
966 (Target_sparc::Relocate::relocate_tls): Likewise.
968 * symtab.cc (Symbol_table::define_default_version): New function,
969 broken out of add_from_object.
970 (Symbol_table::add_from_object): Call define_default_version.
971 (Symbol_table::define_special_symbol): Add resolve_oldsym
972 parameter. Change all callers. If the version for a symbol comes
973 from a version script, resolve it with the symbol with the same
974 name with no version. Also add the symbol without a version if
976 (do_define_in_output_data): If resolving with oldsym, don't delete
978 (do_define_in_output_segment): Likewise.
979 (do_define_as_constant): Likewise.
980 * symtab.h (class Symbol_table): Update declarations.
982 2009-03-13 Ian Lance Taylor <iant@google.com>
984 * readsyms.cc (Read_symbols::incompatible_warning): New function.
985 (Read_symbols::requeue): New function.
986 (Read_symbols::do_read_symbols): If make_elf_object fails because
987 the target type is not configured, and the file was searched for,
988 issue a warning and retry with the next directory.
989 (Add_symbols::run): If the file has an incompatible format, and
990 it was searched for, requeue the Read_symbols task. On error,
992 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
993 dirindex parameter to constructor. Change all callers. Declare
994 incompatible_warning and requeue.
995 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
996 input_argument_ and input_group_ fields. Add them to
997 constructor. Change all callers.
998 (class Read_script): Add dirindex_ field. Add it to constructor.
1000 * archive.cc (Archive::setup): Remove input_objects parameter.
1002 (Archive::get_file_and_offset): Likewise.
1003 (Archive::read_all_symbols): Likewise.
1004 (Archive::read_symbols): Likewise.
1005 (Archive::get_elf_object_for_member): Remove input_objects
1006 parameter. Add punconfigured parameter. Change all callers.
1007 (Archive::add_symbols): Change return type to bool. Check return
1008 value of include_member.
1009 (Archive::include_all_members): Likewise.
1010 (Archive::include_member): Change return type to bool. Return
1011 false if first included object has incompatible target. Set
1012 included_member_ field.
1013 (Add_archive_symbols::run): If add_symbols returns false, requeue
1015 * archive.h (class Archive): Add included_member_ field.
1016 Initialize it in constructor. Add input_file and searched_for
1017 methods. Update declarations.
1018 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1019 input_argument_ fields. Add them to constructor. Change all
1021 * script.cc: Include "target-select.h".
1022 (class Parser_closure): Add skip_on_incompatible_target_ and
1023 found_incompatible_target_ fields. Add
1024 skip_on_incompatible_target parameter to constructor. Change all
1025 callers. Add methods skip_on_incompatible_target,
1026 clear_skip_on_incompatible_target, found_incompatible_target, and
1027 set_found_incompatible_target.
1028 (read_input_script): Add dirindex parameter. Change all callers.
1029 If parser finds an incompatible target, requeue Read_symbols
1031 (script_set_symbol): Clear skip_on_incompatible_target in
1033 (script_add_assertion, script_parse_option): Likewise.
1034 (script_start_sections, script_add_phdr): Likewise.
1035 (script_check_output_format): New function.
1036 * script.h (read_input_script): Update declaration.
1037 * script-c.h (script_check_output_format): Declare.
1038 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1039 (ignore_cmd): Remove OUTPUT_FORMAT.
1040 * fileread.cc (Input_file::Input_file): Add explicit this.
1041 (Input_file::will_search_for): New function.
1042 (Input_file::open): Add pindex parameter. Change all callers.
1043 * fileread.h (class Input_file): Add input_file_argument method.
1044 Declare will_search_for. Update declarations.
1045 * object.cc (make_elf_object): Add punconfigured parameter.
1047 * object.h (class Object): Make input_file public. Add
1048 searched_for method.
1049 (make_elf_object): Update declaration.
1050 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1052 * dirsearch.h (class Dirsearch): Update declaration.
1053 * options.h (class General_options): Add --warn-search-mismatch.
1054 * parameters.cc (Parameters::is_compatible_target): New function.
1055 * parameters.h (class Parameters): Declare is_compatible_target.
1056 * workqueue.cc (Workqueue::add_blocker): New function.
1057 * workqueue.h (class Workqueue): Declare add_blocker.
1059 * fileread.cc (Input_file::open): Remove options parameter.
1061 (Input_file::open_binary): Likewise.
1062 * script.cc (read_input_script): Likewise.
1063 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1064 options parameter from constructor. Change all callers.
1065 (class Read_script): Likewise.
1066 * fileread.h (class Input_file): Update declarations.
1067 * script.h (read_input_script): Update declaration.
1069 2009-03-10 Nick Clifton <nickc@redhat.com>
1071 * po/es.po: New Spanish translation.
1073 2009-03-06 Cary Coutant <ccoutant@google.com>
1075 * options.cc (parse_short_option): Keep dash_z from registering itself.
1077 2009-03-03 Ian Lance Taylor <iant@google.com>
1080 * target-reloc.h (relocate_section): Pass output_section to
1082 * i386.cc (Target_i386::should_apply_static_reloc): Add
1083 output_section parameter. Change all callers.
1084 (Target_i386::Relocate::relocate): Add output_section parameter.
1085 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1086 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1087 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1088 * testsuite/two_file_shared.sh: New script.
1089 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1090 (check_DATA): Add two_file_shared.dbg.
1091 (two_file_shared.dbg): New target.
1092 * testsuite/Makefile.in: Rebuild.
1094 2009-03-01 Ian Lance Taylor <iant@google.com>
1096 * configure.ac: Check for byteswap.h.
1097 * configure: Rebuild.
1098 * config.in: Rebuild.
1100 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1102 * layout.cc (Layout::find_or_add_kept_section): New function.
1103 (Layout::add_comdat): Removed.
1104 * layout.h (struct Kept_section): Move out of class Layout.
1105 Remove trailing underscores from field names. Add group_sections
1106 field. Rename group_ field to is_group. Change all uses.
1107 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1108 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1109 comdat_groups_ field.
1110 (Sized_relobj::include_section_group): Use
1111 find_or_add_kept_section and Kept_section::group_sections.
1112 (Sized_relobj::include_linkonce_section): Likewise.
1113 * object.cc (class Sized_relobj): Don't define Comdat_group or
1114 Comdat_group_table. Remove find_comdat_group and
1115 add_comdat_group. Remove comdat_groups_ field.
1116 * plugin.cc (include_comdat_group): Use
1117 Layout::find_or_add_kept_section.
1119 2009-02-28 Ian Lance Taylor <iant@google.com>
1121 * README: --gc-sections and map files are now supported. Document
1122 some build requirements.
1125 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1126 relocatable link set the value of the section symbol to zero.
1127 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1128 relocatable link don't include the section address in the local
1131 2009-02-27 Ian Lance Taylor <iant@google.com>
1134 * options.h (class Search_directory): Add is_system_directory.
1135 (class General_options): Declare is_in_system_directory.
1136 * options.cc (get_relative_sysroot): Make static.
1137 (get_default_sysroot): Make static.
1138 (General_optoins::is_in_system_directory): New function.
1139 * fileread.cc (Input_file::is_in_system_directory): New function.
1140 * fileread.h (class Input_file): Declare is_in_system_directory.
1141 * object.h (class Object): Add is_in_system_directory.
1142 (class Input_objects): Remove system_library_directory_ field.
1143 * object.cc (Input_objects::add_object): Don't set
1144 system_library_directory_.
1145 (input_objects::found_in_system_library_directory): Remove.
1146 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1147 parameter. Change all callers.
1148 (Symbol_table::sized_write_globals): Likewise.
1149 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1150 Call Object::is_in_system_directory.
1151 * symtab.h (class Symbol_table): Update declarations.
1154 * descriptors.h (Open_descriptor): Add is_on_stack field.
1155 * descriptors.cc (Descriptors::open): If the descriptor is on the
1156 top of the stack, remove it. Initialize is_on_stack field.
1157 (Descriptors::release): Only add pod to stack if it is not on the
1159 (Descriptors::close_some_descriptor): Clear stack_next and
1163 * output.cc (Output_section::find_starting_output_address): Rename
1164 from starting_output_address; add PADDR parameter; change return
1166 * output.h (class Output_section): Declare
1167 find_starting_output_address instead of starting_output_address.
1168 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1169 section symbol for which we can't find a merge section.
1172 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1173 hidden or internal, force the symbol to be local.
1174 * resolve.cc (Symbol::override_visibility): Define.
1175 (Symbol::override_base): Use override_visibility.
1176 (Symbol_table::resolve): Likewise.
1177 (Symbol::override_base_with_special): Likewise.
1178 (Symbol_table::override_with_special): If the visibility is hidden
1179 or internal, force the symbol to be local.
1180 * symtab.h (class Symbol): Add set_visibility and
1181 override_visibility.
1182 * testsuite/ver_test_1.sh: New file.
1183 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1184 (check_DATA): Add ver_test_1.syms.
1185 (ver_test_1.syms): New target.
1186 * testsuite/Makefile.in: Rebuild.
1188 2009-02-25 Cary Coutant <ccoutant@google.com>
1190 * layout.cc (Layout::choose_output_section): Don't rename sections
1191 when using a linker script that has a SECTIONS clause.
1192 * Makefile.in: Regenerate.
1194 * testsuite/Makefile.am (script_test_5.sh): New test case.
1195 * testsuite/Makefile.in: Regenerate.
1196 * testsuite/script_test_5.cc: New file.
1197 * testsuite/script_test_5.sh: New file.
1198 * testsuite/script_test_5.t: New file.
1200 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1202 * archive.cc (Archive::include_member): Update calls to add_symbols.
1203 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1204 the Layout argument.
1205 * dynobj.h (do_add_symbols): Add the Layout argument.
1206 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1208 * object.h (Object::add_symbols): Add the Layout argument.
1209 (Object::do_add_symbols): Add the Layout argument.
1210 (Sized_relobj::do_add_symbols): Add the Layout argument.
1211 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1212 Unify the two versions.
1213 (Add_plugin_symbols): Remove.
1214 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1215 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1216 (Add_plugin_symbols): Remove.
1217 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1218 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1219 (Add_symbols::run): Make it work with Pulginobj.
1221 2009-02-06 Ian Lance Taylor <iant@google.com>
1223 * object.cc (Sized_relobj::do_layout): Make info message start
1224 with lower case letter.
1226 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1228 * binary.cc: Fix file comment.
1230 * options.h (enum Incremental_disposition): Define.
1231 (class General_options): Add new options: --incremental,
1232 --incremental_changed, --incremental_unchanged,
1233 --incremental_unknown. Add incremental_disposition_ and
1234 implicit_incremental_ fields.
1235 (General_options::incremental_disposition): New function.
1236 (class Position_dependent_options): Add incremental_disposition
1238 (Position_dependent_options::copy_from_options): Set incremental
1240 * options.cc (General_options::parse_incremental_changed): New
1242 (General_options::parse_incremental_unchanged): New function.
1243 (General_options::parse_incremental_unknown): New function.
1244 (General_options::General_options): Initialize new fields
1245 incremental_disposition_ and implicit_incremental_.
1246 (General_options::finalize): Check for uasge of --incremental-*
1247 without --incremental.
1249 2009-02-06 Chris Demetriou <cgd@google.com>
1251 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1252 pointer and to report location as the file name associated with
1254 (gold_undefined_symbol_at_location): New function to replace the
1255 old gold_undefined_symbol functionality.
1256 * target-reloc.h (relocate_section): Update to use
1257 gold_undefined_symbol_at_location.
1258 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1259 Call gold_undefined_symbol function rather than gold_error.
1260 * errors.h (Errors::undefined_symbol): Take location as a
1261 string, rather than calculating it from a relocation.
1262 * errors.cc (Errors::fatal): Print "fatal error:" before the
1264 (Errors::error, Errors::error_at_location): Print "error: "
1265 before the formatted message.
1266 (Errors::undefined_symbol): Take location as a string, rather
1267 than calculating it from a relocation.
1268 (gold_undefined_symbol_at_location): New function akin to
1269 old gold_undefined_symbol, calculates location from relocation.
1270 (gold_undefined_symbol): Change to take only a Symbol pointer
1271 and to report location as the file name associated with the symbol.
1272 * testsuite/debug_msg.sh: Update for changed error messages.
1273 * testsuite/undef_symbol.sh: Likewise.
1275 2009-02-04 Duncan Sands <baldrick@free.fr>
1278 * reduced_debug_output.h
1279 (Output_reduced_debug_abbrev_section::failed): Use format for
1281 (Output_reduced_debug_info_section::faild): Likewise.
1283 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1285 * script.cc (Lazy_demangler): New class.
1286 (Version_script_info::get_symbol_version_helper): Demangle a
1289 2009-01-29 Cary Coutant <ccoutant@google.com>
1291 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1293 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1295 2009-01-28 Ian Lance Taylor <iant@google.com>
1297 * version.cc (version_string): Bump to 1.9.
1299 * gold.h: Include <cstring> and <stdint.h>.
1300 * version.cc: Include <cstdio>.
1301 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1303 * reduced_debug_output.cc (insert_into_vector): Rename from
1304 Insert_into_vector; change all callers. Use Swap_unaligned to
1305 avoid aliasing issue; remove union since it is unnecessary.
1307 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1309 * Makefile.am (CCFILES): Add gc.cc.
1311 * Makefile.in: Regenerate.
1312 * gold.cc (Gc_runner): New class.
1313 (queue_initial_tasks): Call garbage collection related tasks
1314 when corresponding options are invoked.
1315 (queue_middle_gc_tasks): New function.
1316 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1317 processed early before laying out sections during garbage collection.
1318 * gold.h (queue_middle_gc_tasks): New function.
1319 (is_prefix_of): Move from "layout.cc".
1320 * i386.cc (Target_i386::gc_process_relocs): New function.
1321 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1322 * main.cc (main): Create object of class "Garbage_collection".
1323 * object.cc (Relobj::copy_symbols_data): New function.
1324 (Relobj::is_section_name_included): New function.
1325 (Sized_relobj::do_layout): Allow this function to be called twice
1326 during garbage collection and defer layout of section during the
1328 * object.h (Relobj::get_symbols_data): New function.
1329 (Relobj::is_section_name_included): New function.
1330 (Relobj::copy_symbols_data): New function.
1331 (Relobj::set_symbols_data): New function.
1332 (Relobj::get_relocs_data): New function.
1333 (Relobj::set_relocs_data): New function.
1334 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1335 (Relobj::gc_process_relocs): New function.
1336 (Relobj::do_gc_process_relocs): New pure virtual function.
1337 (Relobj::sd_): New data member.
1338 (Sized_relobj::is_output_section_offset_invalid): New function.
1339 (Sized_relobj::do_gc_process_relocs): New function.
1340 * options.h (General_options::gc_sections): Modify to not be a no-op.
1341 (General_options::print_gc_sections): New option.
1342 * plugin.cc (Plugin_finish::run): Remove function call to
1343 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1344 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1345 * reloc.cc (Read_relocs::run): Add task to process relocs and
1346 determine unreferenced sections when doing garbage collection.
1347 (Gc_process_relocs): New class.
1348 (Sized_relobj::do_gc_process_relocs): New function.
1349 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1350 sections that are garbage collected.
1351 * reloc.h (Gc_process_relocs): New class.
1352 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1353 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1354 symbols whose corresponding sections are garbage collected.
1355 (Symbol_table::Symbol_table): Add new parameter for the garbage
1357 (Symbol_table::gc_mark_undef_symbols): New function.
1358 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1359 (Symbol_table::gc_mark_dyn_syms): New function.
1360 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1362 (Symbol_table::add_from_object): Likewise.
1363 (Symbol_table::add_from_relobj): When building shared objects, do not
1364 treat externally visible symbols as garbage.
1365 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1366 table information for static and relocatable links.
1367 * symtab.h (Symbol_table::set_gc): New function.
1368 (Symbol_table::gc): New function.
1369 (Symbol_table::gc_mark_undef_symbols): New function.
1370 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1371 (Symbol_table::gc_mark_dyn_syms): New function.
1372 (Symbol_table::gc_): New data member.
1373 * target.h (Sized_target::gc_process_relocs): New pure virtual
1375 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1376 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1378 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1380 * options.h (General_options::gc_sections): Define as a no-op for now.
1381 (General_options::no_keep_memory): Ditto.
1382 (General_options::Bshareable): Define.
1383 * options.cc (General_options::finalize): Honor -Bshareable.
1385 2009-01-20 Andreas Schwab <schwab@suse.de>
1387 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1388 read the value in the contents, since we don't use it. Use the
1389 template endianness when writing.
1390 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1392 2009-01-19 Andreas Schwab <schwab@suse.de>
1394 * configure.tgt (powerpc64-*): Fix targ_obj.
1396 2009-01-15 Ian Lance Taylor <iant@google.com>
1398 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1399 local symbols when stripping all symbols.
1401 2009-01-14 Cary Coutant <ccoutant@google.com>
1403 * output.cc (Output_reloc): Add explicit instantiations.
1405 2009-01-14 Cary Coutant <ccoutant@google.com>
1407 * archive.cc (Archive::get_elf_object_for_member): Remove call
1408 to File_read::claim_for_plugin.
1409 * descriptors.cc (Descriptors::open): Remove reference to
1411 (Descriptors::claim_for_plugin): Remove.
1412 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1413 (Descriptors::is_claimed): Remove.
1414 (claim_descriptor_for_plugin): Remove.
1415 * fileread.cc (File_read::claim_for_plugin): Remove.
1416 * fileread.h (File_read::claim_for_plugin): Remove.
1417 (File_read::descriptor): Reopen descriptor if necessary.
1418 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1419 (Plugin_manager::all_symbols_read): Add task parameter. Change
1421 (Plugin_manager::get_input_file): New function.
1422 (Plugin_manager::release_input_file): New function.
1423 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1424 corresponding data member.
1425 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1426 and pass to base constructor. Change all callers.
1427 (get_input_file, release_input_file): New functions.
1428 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1429 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1430 (Plugin_manager::all_symbols_read): Add task parameter.
1431 (Plugin_manager::get_input_file): New function.
1432 (Plugin_manager::release_input_file): New function.
1433 (Plugin_manager::task_): New data member.
1434 (Pluginobj::Pluginobj): Add filesize parameter.
1435 (Pluginobj::filename): New function.
1436 (Pluginobj::descriptor): New function.
1437 (Pluginobj::filesize): New function.
1438 (Pluginobj::filesize_): New data member.
1439 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1440 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1441 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1443 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1444 with archive libraries.
1445 * testsuite/Makefile.in: Regenerate.
1446 * testsuite/plugin_test.c (struct sym_info): New type.
1447 (get_input_file, release_input_file): New static variables.
1448 (onload): Capture new transfer vector entries.
1449 (claim_file_hook): Stop reading at end of file according to filesize.
1450 Factor out parsing of readelf output into separate function.
1451 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1452 APIs and get the source file name from the symbol table. Convert
1453 source file name to corresponding object file name. Print info
1454 message when adding new input files.
1455 (parse_readelf_line): New function.
1456 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1457 * testsuite/plugin_test_2.sh: Likewise.
1458 * testsuite/plugin_test_3.sh: Likewise.
1459 * testsuite/plugin_test_4.sh: New test case.
1461 2009-01-07 Ian Lance Taylor <iant@google.com>
1463 * version.cc (version_string): Bump to 1.8.
1465 2008-12-23 Cary Coutant <ccoutant@google.com>
1467 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1468 * plugin.cc (Plugin_manager::finish): Rename as
1469 layout_deferred_objects. Move cleanup to separate function.
1470 (Plugin_manager::cleanup): New function.
1471 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1473 * plugin.h (Plugin_manager::finish): Rename as
1474 layout_deferred_objects.
1475 (Plugin_manager::cleanup): New function.
1476 (Plugin_manager::cleanup_done): New field.
1478 2008-12-23 Cary Coutant <ccoutant@google.com>
1480 * plugin.cc (is_visible_from_outside): New function.
1481 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1482 so we don't return "IR only" status for exported symbols or -r links.
1484 * testsuite/Makefile.am (plugin_test_3): New test case.
1485 * testsuite/Makefile.in: Regenerate.
1486 * testsuite/plugin_test_3.sh: New file.
1488 2008-12-22 Cary Coutant <ccoutant@google.com>
1490 * object.cc (Sized_relobj::layout_section): New function.
1491 (Sized_relobj::do_layout): Defer layout of input sections until after
1492 plugin has provided replacement files.
1493 (Sized_relobj::do_layout_deferred_sections): New function.
1494 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1495 (Relobj::layout_deferred_sections): New function.
1496 (Relobj::do_layout_deferred_sections): New function.
1497 (Sized_relobj::do_layout_deferred_sections): New function.
1498 (Sized_relobj::layout_section): New function.
1499 (Sized_relobj::Deferred_layout): New structure.
1500 (Sized_relobj::deferred_layout_): New field.
1501 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1502 Change all callers. Layout deferred sections.
1503 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1505 (Plugin_hook::run): Move code from do_plugin_hook inline.
1506 (Plugin_hook::do_plugin_hook): Remove.
1507 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1508 (Plugin_manager::finish): Renamed, was cleanup.
1509 (Plugin_manager::should_defer_layout): New function.
1510 (Plugin_manager::add_deferred_layout_object): New function.
1511 (Plugin_manager::Deferred_layout_list): New type.
1512 (Plugin_manager::deferred_layout_objects_): New field.
1513 (Plugin_hook::do_plugin_hook): Remove.
1515 2008-12-17 Ian Lance Taylor <iant@google.com>
1517 * options.h (class General_options): Add --no case for
1520 2008-12-16 Cary Coutant <ccoutant@google.com>
1522 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1524 (Plugin_manager::claim_file): Create plugin object even if
1525 plugin did not call the add_symbols callback.
1526 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1527 asking for more symbols than were added.
1528 * testsuite/Makefile.am (plugin_test_1): Add test case with
1530 (empty.syms): New target.
1531 * testsuite/Makefile.in: Regenerate.
1532 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1533 message. Don't call add_symbols if no globals.
1534 (all_symbols_read_hook): Don't provide replacement for empty
1537 2008-12-12 Ian Lance Taylor <iant@google.com>
1539 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1540 r_type == 0 for a local symbol with r_sym == 0.
1541 (scan_relocatable_relocs): Pass r_sym to
1542 local_non_section_strategy.
1543 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1546 * configure.ac: Update test for TLS descriptors: they are
1547 supported as of glibc 2.9.
1548 * configure: Rebuild.
1550 2008-12-11 Ian Lance Taylor <iant@google.com>
1553 * target-reloc.h (Default_scan_relocatable_relocs): For each
1554 function, map r_type == 0 to RELOC_DISCARD.
1556 2008-12-10 Cary Coutant <ccoutant@google.com>
1558 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1559 object to override a kept COMDAT group from a plugin object.
1561 2008-12-09 Ian Lance Taylor <iant@google.com>
1564 * yyscript.y (file_cmd): Handle INPUT.
1566 * testsuite/initpri1.c: Change all declarations to be full
1567 prototypes by adding void, to avoid compiler warnings.
1569 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1571 * options.cc (General_options::parse_plugin_opt): New.
1572 (General_options::add_plugin): The argument now is just the filename.
1573 (General_options::add_plugin_option): New.
1574 * options.h (plugin_opt): New.
1575 (add_plugin): Change argument name.
1576 (add_plugin_option): New.
1577 * plugin.cc (Plugin::load): Don't parse the plugin option.
1578 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1579 (Plugin::add_option): New.
1580 (Plugin::args_): Change type.
1581 (Plugin::filename_): New.
1582 (Plugin_manager::add_plugin_option): New.
1583 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1584 * testsuite/Makefile.in: Regenerate.
1586 2008-12-05 Cary Coutant <ccoutant@google.com>
1588 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1589 Handle --strip-lto-sections option.
1590 * options.h (strip_lto_sections): New option.
1592 2008-12-01 Cary Coutant <ccoutant@google.com>
1594 * plugin.cc (ld_plugin_message): Change format parameter to const.
1595 Fix mismatch between new[] and delete.
1597 2008-11-14 Cary Coutant <ccoutant@google.com>
1599 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1602 2008-11-05 Craig Silverstein <csilvers@google.com>
1604 * options.cc (General_options::parse_dynamic_list): New function.
1605 * options.h (General_options): New flags dynamic_list,
1606 dynamic_list_data, dynamic_list_cpp_new, and
1607 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1608 (General_options::in_dynamic_list): New function.
1609 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1610 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1611 (Lex::can_continue_name): Likewise.
1613 (read_script_file): New parameter script_options.
1614 (read_dynamic_list): New function.
1615 (Script_options::define_dynamic_list): New function.
1616 (dynamic_list_keyword_parsecodes): New variable.
1617 (dynamic_list_keywords): New variable.
1618 * script.h (Script_options::define_dynamic_list): New function
1620 (read_dynamic_list): New function prototype.
1621 * symtab.cc (strprefix): New macro.
1622 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1623 dynamic_list_data, dynamic_list_cpp_new, and
1624 dynamic_list_cpp_typeinfo.
1625 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1626 (dynamic_list_expr): New rule.
1627 (dynamic_list_nodes): Likewise.
1628 (dynamic_list_node): Likewise.
1629 * testsuite/Makefile.am (dynamic_list): New test.
1630 * testsuite/Makefile.in: Regenerated.
1631 * testsuite/dynamic_list.t: New file.
1632 * testsuite/dynamic_list.sh: New file.
1634 2008-11-05 Craig Silverstein <csilvers@google.com>
1636 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1637 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1638 (t11_last): Likewise.
1639 * testsuite/ver_test_6.c (main): Likewise.
1641 2008-10-07 Cary Coutant <ccoutant@google.com>
1643 * options.c (General_options::finalize): Add check for -static and
1645 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1648 2008-10-02 Cary Coutant <ccoutant@google.com>
1650 * plugin.cc (make_sized_plugin_object): Fix conditional
1651 compilation to work when not all targets are enabled.
1653 2008-09-29 Cary Coutant <ccoutant@google.com>
1655 * archive.cc (Archive::get_file_and_offset): Use filename instead
1656 of name to get library path.
1657 (Archive::include_member): Unlock external member of a thin archive.
1659 * testsuite/Makefile.am (TEST_AR): New variable.
1660 (thin_archive_test_1): New test.
1661 (thin_archive_test_2): New test.
1662 * testsuite/Makefile.in: Regenerate.
1663 * testsuite/thin_archive_main.cc: New file.
1664 * testsuite/thin_archive_test_1.cc: New file.
1665 * testsuite/thin_archive_test_2.cc: New file.
1666 * testsuite/thin_archive_test_3.cc: New file.
1667 * testsuite/thin_archive_test_4.cc: New file.
1669 2008-09-29 Cary Coutant <ccoutant@google.com>
1671 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1672 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1674 (Sized_relobj::do_finalize_local_symbols): Likewise.
1675 (Sized_relobj::map_to_kept_section): Likewise.
1676 * object.h (Sized_relobj::invalid_address): New constant.
1677 (Sized_relobj::do_output_section_offset): Check for invalid_address
1679 * output.cc (Output_reloc::local_section_offset): Use constant
1680 invalid_address instead of -1U.
1681 (Output_reloc::get_address): Likewise.
1682 (Output_section::output_address): Change -1U to -1ULL.
1683 * output.h (Output_reloc::invalid_address): New constant.
1684 * reloc.cc (Sized_relobj::write_sections): Use constant
1685 invalid_address instead of -1U.
1686 (Sized_relobj::relocate_sections): Likewise.
1687 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1688 values for merge sections.
1689 * target-reloc.h (relocate_for_relocatable): Use constant
1690 invalid_address instead of -1U.
1692 2008-09-19 Cary Coutant <ccoutant@google.com>
1694 Add plugin functionality for link-time optimization (LTO).
1695 * configure.ac (plugins): Add --enable-plugins option.
1696 * configure: Regenerate.
1697 * config.in: Regenerate.
1698 * Makefile.am (LIBDL): New variable.
1699 (CCFILES): Add plugin.cc.
1700 (HFILES): Add plugin.h.
1701 (ldadd_var): Add LIBDL.
1702 * Makefile.in: Regenerate.
1704 * archive.cc: Include "plugin.h".
1705 (Archive::setup): Don't preread archive symbols when using a plugin.
1706 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1707 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1709 (Archive::include_member): Add symbols from plugin objects.
1710 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1711 * descriptors.cc (Descriptors::open): Check for file descriptors
1712 abandoned by plugins.
1713 (Descriptors::claim_for_plugin): New function.
1714 * descriptors.h (Descriptors::claim_for_plugin): New function.
1715 (Open_descriptor::is_claimed): New field.
1716 (claim_descriptor_for_plugin): New function.
1717 * fileread.cc (File_read::claim_for_plugin): New function.
1718 * fileread.h (File_read::claim_for_plugin): New function.
1719 (File_read::descriptor): New function.
1720 * gold.cc: Include "plugin.h".
1721 (queue_initial_tasks): Add task to call plugin hooks for generating
1723 * main.cc: Include "plugin.h".
1724 (main): Load plugin libraries.
1725 * object.h (Pluginobj): Declare.
1726 (Object::pluginobj): New function.
1727 (Object::do_pluginobj): New function.
1728 (Object::set_target): New function.
1729 * options.cc: Include "plugin.h".
1730 (General_options::parse_plugin): New function.
1731 (General_options::General_options): Initialize plugins_ field.
1732 (General_options::add_plugin): New function.
1733 * options.h (Plugin_manager): Declare.
1734 (General_options): Add --plugin option.
1735 (General_options::has_plugins): New function.
1736 (General_options::plugins): New function.
1737 (General_options::add_plugin): New function.
1738 (General_options::plugins_): New field.
1739 * plugin.cc: New file.
1740 * plugin.h: New file.
1741 * readsyms.cc: Include "plugin.h".
1742 (Read_symbols::do_read_symbols): Check for archive before checking
1743 for ELF file. Call plugin hooks to claim files.
1744 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1745 from a real object file; force override when processing replacement
1747 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1748 (Symbol::init_base_object): Likewise.
1749 (Symbol::init_base_output_data): Likewise.
1750 (Symbol::init_base_output_segment): Likewise.
1751 (Symbol::init_base_constant): Likewise.
1752 (Symbol::init_base_undefined): Likewise.
1753 (Symbol::output_section): Assert that object is not a plugin.
1754 (Symbol_table::add_from_pluginobj): New function.
1755 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1757 (Symbol_table::sized_write_globals): Likewise.
1758 (Symbol_table::add_from_pluginobj): Instantiate template.
1759 * symtab.h (Sized_pluginobj): Declare.
1760 (Symbol::in_real_elf): New function.
1761 (Symbol::set_in_real_elf): New function.
1762 (Symbol::in_real_elf_): New field.
1763 (Symbol_table::add_from_pluginobj): New function.
1765 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1766 (LIBDL): New variable.
1768 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1769 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1770 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1771 (MOSTLYCLEANFILES): Likewise.
1772 * testsuite/Makefile.in: Regenerate.
1773 * testsuite/plugin_test.c: New file.
1774 * testsuite/plugin_test_1.sh: New file.
1775 * testsuite/plugin_test_2.sh: New file.
1777 2008-09-16 Ian Lance Taylor <iant@google.com>
1779 * target-reloc.h (relocate_section): Check whether a symbol is
1780 defined by the ABI before reporting an undefined symbol error.
1781 * target.h (Target::is_defined_by_abi): Make parameter const.
1782 (Target::do_is_defined_by_abi): Likewise.
1783 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1784 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1785 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1786 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1787 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1788 * testsuite/Makefile.in: Rebuild.
1790 * fileread.cc (make_view): Add casts to avoid warning.
1792 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1794 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1795 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1797 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1799 * options.h (General_options::output_is_executable): New.
1800 (General_options::output_is_pie): New.
1801 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1802 for shared libraries.
1803 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1805 2008-09-11 Chris Demetriou <cgd@google.com>
1807 * options.h (origin): New -z option.
1808 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1809 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1812 2008-09-05 Cary Coutant <ccoutant@google.com>
1814 * fileread.cc (File_read::make_view): Add check for attempt to map
1817 2008-09-05 Cary Coutant <ccoutant@google.com>
1819 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1820 explicit instantiations.
1822 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1825 * options.cc (General_options::finalize): Allow undefined symbols
1826 in shlibs if linking -shared.
1829 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1830 symbols as not needing a dynsym entry.
1832 2008-08-20 Craig Silverstein <csilvers@google.com>
1834 * fileread.cc (File_read::open): Do not lock the file unless it
1835 was successfully opened.
1837 2008-08-14 Cary Coutant <ccoutant@google.com>
1839 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1840 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1841 * testsuite/tls_test.cc (struct int128): 128-bit struct
1842 for testing TLS relocs with non-zero addend.
1843 (v12): New TLS variable.
1845 (t_last): Add check for v12.
1846 * testsuite/tls_test.h (t12): New function.
1847 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1849 2008-08-13 Ian Lance Taylor <iant@google.com>
1851 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1852 set tls_segment_ or relro_segment_.
1853 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1855 * output.h (Output_section::clear_is_relro): New function.
1856 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1857 sections specially even when output_data_ is empty.
1858 (Output_segment::maximum_alignment): When first section is relro,
1859 only force alignment for PT_LOAD segments.
1860 * script.cc (script_data_segment_align): New function.
1861 (script_data_segment_relro_end): New function.
1862 * script-c.h (script_data_segment_align): Declare.
1863 (script_data_segment_relro_end): Declare.
1864 * script-sections.h (class Script_sections): Declare
1865 data_segment_align and data_segment_relro_end. Add fields
1866 segment_align_index_ and saw_relro_end_.
1867 * script-sections.cc (class Sections_element): Add set_is_relro
1868 virtual function. Add new bool* parameter to place_orphan_here.
1869 Add get_output_section virtual function.
1870 (class Output_section_definition): Add set_is_relro. Add new
1871 bool* parameter to place_orphan_here. Add get_output_section.
1872 Add is_relro_ field.
1873 (Output_section_definition::Output_section_definition): Initialize
1874 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1875 and is_relro_ fields.
1876 (Output_section_definition::place_orphan_here): Add is_relro
1878 (Output_section_definition::set_section_addresses): Set relro for
1880 (Output_section_definition::alternate_constraint): Likewise.
1881 (class Orphan_output_section): Add new bool* parameter to
1882 place_orphan_here. Add get_output_section.
1883 (Orphan_output_section::place_orphan_here): Add is_relro
1885 (Script_sections::Script_sections): Initialize
1886 data_segment_align_index_ and saw_relro_end_.
1887 (Script_sections::data_segment_align): New function.
1888 (Script_sections::data_segment_relro_end): New function.
1889 (Script_sections::place_orphan): Set or clear is_relro.
1890 (Script_sections::set_section_addresses): Force alignment of first
1892 * yyscript.y (exp): Call script_data_segment_align and
1893 script_data_segment_relro_end.
1894 * testsuite/relro_script_test.t: New file.
1895 * testsuite/relro_test.cc (using_script): Declare.
1896 (t1, t2): Test using_script.
1897 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1898 (relro_script_test_SOURCES): Define.
1899 (relro_script_test_DEPENDENCIES): Define.
1900 (relro_script_test_LDFLAGS): Define.
1901 (relro_script_test_LDADD): Define.
1902 (relro_script_test.so): New target.
1903 * testsuite/Makefile.in: Rebuild.
1905 2008-08-06 Cary Coutant <ccoutant@google.com>
1907 * archive.cc (Archive::total_archives, Archive::total_members)
1908 (Archive::total_members_loaded): New variables.
1909 (Archive::setup): Add parameter. Add option to preread
1911 (Archive::read_armap): Add counter.
1912 (Archive::get_file_and_offset): New function.
1913 (Archive::get_elf_object_for_member): New function.
1914 (Archive::read_all_symbols): New function.
1915 (Archive::read_symbols): New function.
1916 (Archive::add_symbols): Add counters.
1917 (Archive::include_all_members): Use armap to find members if it's
1919 (Archive::include_member): Skip reading symbols if already read.
1920 Factored code into Archive::get_file_and_offset and
1921 Archive::get_elf_object_for_member. Changed call to
1922 Mapfile::report_include_archive_member.
1923 (Archive::print_stats): New function.
1924 * archive.h: Declare Object and Read_symbols_data classes.
1925 (Archive::Archive): Add initializers for new members.
1926 (Archive::setup): Add parameter.
1927 (Archive::print_stats): New function.
1928 (Archive::total_archives, Archive::total_members)
1929 (Archive::total_members_loaded): New variables.
1930 (Archive::get_file_and_offset): New function.
1931 (Archive::get_elf_object_for_member): New function.
1932 (Archive::read_all_symbols): New function.
1933 (Archive::read_symbols): New function.
1934 (Archive::Archive_member): New class.
1935 (Archive::members_): New member.
1936 (Archive::num_members_): New member.
1937 * main.cc: Include archive.h.
1938 (main): Call Archive::print_stats.
1939 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1940 archive parameter; member_name is now the fully-decorated name.
1941 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1942 * options.h: (General_options): Add --preread-archive-symbols option.
1943 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1946 2008-08-04 Ian Lance Taylor <iant@google.com>
1948 * symtab.h (Symbol::use_plt_offset): New function.
1949 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1950 * powerpc.cc (Relocate::relocate): Likewise.
1951 * sparc.cc (Relocate::relocate): Likewise.
1952 * x86_64.cc (Relocate::relocate): Likewise.
1953 * testsuite/weak_plt.sh: New test.
1954 * testsuite/weak_plt_main.cc: New test.
1955 * testsuite/weak_plt_shared.cc: New test.
1956 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1957 (check_PROGRAMS): Add weak_plt.
1958 (check_DATA): Add weak_plt_shared.so.
1959 (weak_plt_main_pic.o, weak_plt): New targets.
1960 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1961 * testsuite/Makefile.in: Rebuild.
1963 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1965 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1966 * testsuite/Makefile.in: Rebuild.
1968 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1970 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1971 * Makefile.in: Regenerate.
1972 * po/POTFILES.in: Regenerate.
1974 2008-07-29 Ian Lance Taylor <iant@google.com>
1976 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1977 symbols before other symbols.
1978 * testsuite/script_test_2.cc (test_addr): Declare.
1979 (test_addr_alias): Declare.
1980 (main): Check that test_addr and test_addr_alias have the right
1982 * testsuite/script_test_2.t: Define test_addr_alias and
1985 2008-07-24 Ian Lance Taylor <iant@google.com>
1988 * descriptors.cc: New file.
1989 * descriptors.h: New file.
1990 * gold-threads.h (class Hold_optional_lock): New class.
1991 * fileread.cc: Include "descriptors.h".
1992 (File_read::~File_read): Release descriptor rather than closing
1994 (File_read::open) [file]: Call open_descriptor rather than open.
1995 Set is_descriptor_opened_.
1996 (File_read::open) [memory]: Assert that descriptor is not open.
1997 (File_read::reopen_descriptor): New function.
1998 (File_read::release): Release descriptor.
1999 (File_read::do_read): Make non-const. Reopen descriptor.
2000 (File_read::read): Make non-const.
2001 (File_read::make_view): Reopen descriptor.
2002 (File_read::do_readv): Likewise.
2003 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2004 Update declarations.
2005 * layout.cc: Include "descriptors.h".
2006 (Layout::create_build_id): Use open_descriptor rather than open.
2007 * output.cc: Include "descriptors.h".
2008 (Output_file::open): Use open_descriptor rather than open.
2009 * archive.cc (Archive::const_iterator): Change Archive to be
2011 (Archive::begin, Archive::end): Make non-const.
2012 (Archive::count_members): Likewise.
2013 * archive.h (class Archive): Update declarations.
2014 * object.h (Object::read): Make non-const.
2015 * Makefile.am (CCFILES): Add descriptors.cc.
2016 (HFILES): Add descriptors.h.
2017 * Makefile.in: Rebuild.
2020 * gold.h: Always include <clocale>. Add Solaris workarounds
2021 following code in binutils/sysdep.h.
2024 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2025 this->eh_frame_hdr_ is NULL before using it.
2027 * dynobj.cc (Versions::Versions): Update comment.
2029 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2030 the base version name.
2032 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2033 array size plus one.
2034 (Stringpool_template::set_string_offsets): Subtract one from key
2035 before using it as an array index.
2036 (Stringpool_template::get_offset_with_length): Likewise.
2037 (Stringpool_template::write_to_buffer): Likewise.
2038 * stringpool.h (Stringpool_template::get_offset_from_key):
2041 2008-07-23 Ian Lance Taylor <iant@google.com>
2044 * object.h (Merged_symbol_value::value): Do our best to handle a
2048 * script.cc (Version_script_info::get_versions): Don't add empty
2049 version tag to return value.
2050 (Version_script_info::get_symbol_version_helper): Change return
2051 type to bool. Add pversion parameter. Change all callers.
2052 (script_register_vers_node): Don't require a non-NULL tag.
2053 * script.h (class Version_script_info): Update declarations.
2054 (Version_script_info::get_symbol_version): Change return type to
2055 bool. Add version parameter. Change all callers.
2056 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2057 handling. Handle an empty version from a version script.
2058 (Symbol_table::define_special_symbol): Likewise.
2059 * testsuite/ver_test_10.script: New file.
2060 * testsuite/ver_test_10.sh: New file.
2061 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2062 (check_DATA): Add ver_test_10.syms.
2063 (ver_test_10.syms, ver_test_10.so): New target.
2064 * testsuite/Makefile.in: Rebuild.
2066 2008-07-23 Simon Baldwin <simonb@google.com>
2068 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2069 to zero for undefined symbols from dynamic libraries.
2071 2008-07-23 Ian Lance Taylor <iant@google.com>
2073 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2075 * symtab.h (class Symbol_table): Update declaration.
2076 * testsuite/ver_test_9.cc: New file.
2077 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2078 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2079 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2080 (ver_test_9.so, ver_test_9.o): New targets.
2081 * testsuite/Makefile.in: Rebuild.
2083 2008-07-22 Ian Lance Taylor <iant@google.com>
2085 * options.h (class General_options): Define --check-sections.
2086 * layout.cc (Layout::set_segment_offsets): Handle
2089 * options.h (class General_options): Define -n/--nmagic and
2091 * options.cc (General_options::finalize): For -n/--nmagic or
2092 -N/--omagic, set -static.
2093 * layout.cc (Layout::attach_allocated_section_to_segment): If
2094 -N/--omagic, don't put read-only and read-write sections in
2096 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2097 finding a read-only segment.
2098 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2099 don't set the minimum segment alignment to the common page size,
2100 and don't set the file offset to the address modulo the page size.
2101 * script-sections.cc (Script_sections::create_segments): If
2102 -n/--omagic, don't put read-only and read-write sections in
2105 * cref.cc: New file.
2107 * options.h (class General_options): Add --print-symbol-counts.
2108 * main.cc (main): Issue defined symbol report if requested.
2109 * archive.cc (Archive::interpret_header): Make into a const member
2111 (Archive::add_symbols): Call Input_objects::archive_start and
2113 (Archive::const_iterator): Define new class.
2114 (Archive::begin, Archive::end): New functions.
2115 (Archive::include_all_members): Rewrite to use iterator.
2116 (Archive::count_members): New function.
2117 * archive.h (class Archive): Update declarations.
2118 (Archive::filename): New function.
2119 * object.cc: Include "cref.h".
2120 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2121 (Sized_relobj::do_get_global_symbol_counts): New function.
2122 (Input_objects::add_object): Add object to cross-referencer.
2123 (Input_objects::archive_start): New function.
2124 (Input_objects::archive_stop): New function.
2125 (Input_objects::print_symbol_counts): New function.
2126 * object.h: Declare Cref and Archive.
2127 (Object::get_global_symbol_counts): New function.
2128 (Object::do_get_global_symbol_counts): New pure virtual function.
2129 (class Sized_relobj): Add defined_count_ field. Update
2131 (class Input_objects): Add cref_ field. Update constructor.
2132 Update declarations.
2133 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2135 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2137 (Sized_dynobj::do_get_global_symbol_counts): New function.
2138 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2139 defined_count_. Update declarations. Define Symbols typedef.
2140 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2141 parameter. Change all callers.
2142 (Symbol_table::add_from_dynobj): Add sympointers and defined
2143 parameters. Change all callers.
2144 * symtab.h (class Symbol_table): Update declarations.
2145 * Makefile.am (CCFILES): Add cref.cc.
2146 (HFILES): Add cref.h.
2147 * Makefile.in: Rebuild.
2149 2008-07-22 Simon Baldwin <simonb@google.com>
2151 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2152 to zero when writing undefined symbols.
2154 2008-07-22 Ian Lance Taylor <iant@google.com>
2156 * output.cc (Output_section::add_input_section): Don't try to
2157 merge empty merge sections.
2159 2008-07-21 Craig Silverstein <csilvers@google.com>
2161 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2162 Include symbol version in error message.
2164 2008-07-20 Chris Demetriou <cgd@google.com>
2166 * configure.ac (gold_cv_c_random_seed): New configured variable.
2167 (RANDOM_SEED_CFLAGS): New substituted variable.
2168 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2169 * configure: Rebuild.
2170 * Makefile.in: Likewise.
2171 * testsuite/Makefile.in: Likewise.
2173 2008-07-18 Ian Lance Taylor <iant@google.com>
2175 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2176 where we see NAME/NULL and NAME/VERSION as separate symbols.
2177 * testsuite/ver_test_main.cc (main): Call t4.
2178 (t4, t4_2a): Define.
2179 * testsuite/ver_test_2.cc (t4_2): Define.
2180 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2181 * testsuite/ver_test_4.cc (t4_2a): Define.
2182 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2183 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2185 2008-07-17 Ian Lance Taylor <iant@google.com>
2187 * dynobj.cc (Versions::add_def): If we give an error about a
2188 missing version, go ahead and create the version anyhow.
2190 2008-07-10 Ian Lance Taylor <iant@google.com>
2192 Handle output sections with more than 0x7fffffff bytes.
2193 * object.h (class Relobj): Change map_to_output_ to
2194 output_sections_, and just keep a section pointer. Change all
2195 uses. Move comdat group support to Sized_relobj.
2196 (Relobj::is_section_specially_mapped): Remove.
2197 (Relobj::output_section): Remove poff parameter. Change all
2199 (Relobj::output_section_offset): New function.
2200 (Relobj::set_section_offset): Rewrite.
2201 (Relobj::map_to_output): Remove.
2202 (Relobj::output_sections): New function.
2203 (Relobj::do_output_section_offset): New pure virtual function.
2204 (Relobj::do_set_section_offset): Likewise.
2205 (class Sized_relobj): Add section_offsets_ field. Add comdat
2206 group support from Relobj. Update declarations.
2207 (Sized_relobj::get_output_section_offset): New function.
2208 (Sized_relobj::do_output_section_offset): New function.
2209 (Sized_relobj::do_set_section_offset): New function.
2210 * object.cc (Relobj::output_section_address): Remove.
2211 (Sized_relobj::Sized_relobj): Initialize new fields.
2212 (Sized_relobj::include_section_group): Cast find_kept_object to
2214 (Sized_relobj::include_linkonce_section): Likewise.
2215 (Sized_relobj::do_layout): Use separate arrays for output section
2217 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2219 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2220 output_sections and section_offsets.
2221 (Sized_relobj::write_local_symbols): Likewise.
2222 (map_to_kept_section): Compute output address directly.
2223 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2224 output_sections and section_offsets.
2225 (Sized_relobj::write_sections): Likewise.
2226 (Sized_relobj::relocate_sections): Likewise.
2227 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2228 * output.h (class Output_reloc): Update declarations. Change
2229 u2_.relobj to Sized_relobj*.
2230 (class Output_data_reloc): Change add functions to use
2232 * output.cc (Output_reloc::Output_reloc): Change relobj to
2234 (Output_reloc::local_section_offset): Change return type to
2235 Elf_Addr. Use get_output_section_offset.
2236 (Output_reloc::get_address): Likewise.
2237 (Output_section::is_input_address_mapped): Don't call
2238 is_section_specially_mapped.
2239 (Output_section::output_offset): Likewise.
2240 (Output_section::output_address): Likewise.
2241 (Output_section::starting_output_address): Likewise.
2242 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2243 parameter to Sized_relobj*.
2244 (Copy_relocs::need_copy_reloc): Likewise.
2245 (Copy_relocs::save): Likewise.
2246 * copy-relocs.h (class Copy_relocs): Update declarations.
2247 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2248 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2249 * target-reloc.h (relocate_for_relocatable): Change
2250 offset_in_output_section type to Elf_Addr. Change code that uses
2252 * layout.cc (Layout::layout): Always set *off.
2253 * mapfile.cc (Mapfile::print_input_section): Use
2254 output_section_offset.
2255 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2257 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2258 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2259 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2261 2008-07-03 Ian Lance Taylor <iant@google.com>
2263 * layout.cc (Layout::include_section): Do not discard unrecognized
2264 SHT_STRTAB sections.
2266 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2268 * script.cc (Lex::can_continue_name): Make '?' allowable in
2269 version-script names.
2270 * testsuite/version_script.map: Change glob pattern to use '?'
2272 2008-06-30 Manish Singh <yosh@gimp.org>
2275 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2278 2008-06-30 Ian Lance Taylor <iant@google.com>
2282 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2283 versions]: Don't try to read the value in the contents, since we
2284 don't use it. Use the template endianness when writing.
2286 2008-06-25 Cary Coutant <ccoutant@google.com>
2288 * fileread.cc (File_read::make_view): Assert on zero-length view.
2289 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2290 symbol table when there are no symbols to read.
2292 2008-06-23 Craig Silverstein <csilvers@google.com>
2294 * version.cc (version_string): Bump to 1.7
2296 2008-06-18 Craig Silverstein <csilvers@google.com>
2298 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2299 constant 0xFFFF to type Valtype.
2300 (Powerpc_relocate_functions::rel16_ha): Likewise.
2302 2008-06-17 Ian Lance Taylor <iant@google.com>
2304 * output.h (Output_section::Input_section): Initialize p2align_ to
2305 zero for Output_section_data constructors.
2306 (Output_section::Input_section::addralign): If not an input
2307 section, return the alignment of the Output_section_data.
2308 * testsuite/copy_test.cc: New file.
2309 * testsuite/copy_test_1.cc: New file.
2310 * testsuite/copy_test_2.cc: New file.
2311 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2312 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2313 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2314 (copy_test_1_pic.o, copy_test_1.so): New targets.
2315 (copy_test_2_pic.o, copy_test_2.so): New targets.
2316 * testsuite/Makefile.in: Rebuild.
2318 * script-sections.cc (Script_sections::place_orphan): Initialize
2319 local variable exact.
2321 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2323 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2325 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2326 David S. Miller <davem@davemloft.net>
2328 * powerpc.cc: New file.
2329 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2330 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2331 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2332 * Makefile.in: Rebuild.
2334 2008-06-09 Ian Lance Taylor <iant@google.com>
2336 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2338 (throwing, orig_terminate): New static variables.
2339 (terminate_handler): New static function.
2340 (t2): Set terminate handler.
2342 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2345 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2348 2008-05-30 Cary Coutant <ccoutant@google.com>
2350 * archive.cc (Archive::include_all_members) Correct to step
2351 over symbol table and extended name table in thin archives.
2353 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2356 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2359 2008-05-28 Caleb Howe <cshowe@google.com>
2361 * reduced_debug_output.cc: New file.
2362 * reduced_debug_output.h: New file.
2363 * options.h (class General_options): Add --strip-debug-non-line.
2364 * options.cc (General_options::finalize): Add strip_debug_non_line
2365 to the strip heirarchy.
2366 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2368 * layout.cc: Include "reduced_debug_output.h".
2369 (Layout::Layout): Initialize new fields.
2370 (line_only_debug_sections): New static array.
2371 (is_lines_only_debug_sections): New static inline function.
2372 (Layout::include_section): Handle --strip-debug-non-line.
2373 (Layout::make_output_section): If --strip-debug-non-line, build
2374 new output sections for .debug_abbrev and .debug_info.
2375 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2376 gold. Warn about possible overflow.
2377 (read_signed_LEB_128): Likewise.
2378 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2379 (read_signed_LEB_128): Declare.
2380 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2381 (HFILES): Add reduced_debug_output.h.
2382 * Makefile.in: Rebuild.
2384 2008-05-21 Ian Lance Taylor <iant@google.com>
2386 * mapfile.cc: New file.
2387 * mapfile.h: New file.
2388 * options.h (class General_options): Add -M/--print-map and -Map.
2389 * options.cc (General_options::finalize): Make -M equivalent to
2391 * main.cc: Include <cstdio> and "mapfile.h".
2392 (main): Open mapfile if requested.
2393 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2394 constructor. Change caller.
2395 (queue_initial_tasks): Add mapfile parameter. Change caller.
2396 (queue_middle_tasks): Likewise.
2397 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2399 * archive.cc: Include "mapfile.h".
2400 (Archive::add_symbols): Add mapfile parameter. Change all
2401 callers. Pass mapfile, symbol, and reason to include_member.
2402 (Archive::include_all_members): Add mapfile parameter. Change all
2404 (Archive::include_member): Add mapfile, sym, and why parameters.
2405 Change all callers. Report inclusion to map file.
2406 * archive.h: Include "fileread.h".
2407 (class Archive): Update declarations.
2408 (Archive::file): New const method.
2409 (class Add_archive_symbols): Add mapfile_ field. Update
2410 constructor. Change all callers.
2411 * readsyms.h (class Read_symbols): Likewise.
2412 (class Finish_group): Likewise.
2413 (class Read_script): Likewise.
2414 * common.cc: Include "mapfile.h".
2415 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2417 (Symbol_table::do_allocate_commons): Likewise.
2418 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2419 symbol allocation to mapfile.
2420 * common.h (class Allocate_commons_task): Add mapfile_ field.
2421 Update constructor. Change all callers.
2422 * symtab.h (class Symbol_table): Update declarations.
2423 * layout.cc: Include "mapfile.h".
2424 (Layout_task_runner::run): Print information to mapfile.
2425 (Layout::create_gold_note): Change Output_data_fixed_space to
2426 Output_data_zero_fill.
2427 (Layout::create_build_id): Likewise.
2428 (Layout::print_to_mapfile): New function.
2429 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2430 constructor. Change caller.
2431 (class Layout): Declare print_to_mapfile.
2432 * output.cc (Output_section::Input_section::print_to_mapfile): New
2434 (Output_section::add_input_section): If producing a map, always
2435 add to input_sections_ list.
2436 (Output_section::do_print_to_mapfile): New function.
2437 (Output_segment::print_sections_to_mapfile): New function.
2438 (Output_segment::print_section_list_to_mapfile): New function.
2439 * output.h: Include "mapfile.h".
2440 (Output_data::print_to_mapfile): New function.
2441 (Output_data::do_print_to_mapfile): New virtual function.
2442 (Output_segment_headers::do_print_to_mapfile): New function.
2443 (Output_file_header::do_print_to_mapfile): New function.
2444 (Output_data_const::do_print_to_mapfile): New function.
2445 (class Output_data_const_buffer): Add map_name_ field. Update
2446 constructor. Change all callers. Add do_print_to_mapfile
2448 (class Output_data_fixed_space): Likewise.
2449 (class Output_data_space): Likewise.
2450 (class Output_data_zero_fill): New class.
2451 (Output_data_strtab::do_print_to_mapfile): New function.
2452 (Output_data_reloc_base::do_print_to_mapfile): New function.
2453 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2454 (Output_data_group::do_print_to_mapfile): New function.
2455 (Output_data_got::do_print_to_mapfile): New function.
2456 (Output_data_dynamic::do_print_to_mapfile): New function.
2457 (Output_symtab_xindex::do_print_to_mapfile): New function.
2458 (class Output_section): Declare do_print_to_mapflie. Declare
2459 print_to_mapfile in Input_section.
2460 (class Output_segment): Declare new functions.
2461 * object.h (Sized_relobj::symbol_count): New function.
2462 * script-sections.cc
2463 (Output_section_element_dot_assignment::set_section_addresses):
2464 Change Output_data_fixed_space to Output_data_zero_fill.
2465 (Output_data_expression::do_print_to_mapfile): New function.
2466 * script.cc (read_input_script): Add mapfile parameter. Change
2468 * script.h (read_input_script): Update declaration.
2469 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2470 (Eh_frame::do_print_to_mapfile): New function.
2471 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2472 (Output_merge_string::do_print_to_mapfile): New function.
2473 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2475 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2477 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2479 * Makefile.am (CCFILES): Add mapfile.cc.
2480 (HFILES): Add mapfile.h.
2481 * Makefile.in: Rebuild.
2483 2008-05-19 Ian Lance Taylor <iant@google.com>
2485 * options.h (class General_options): Add -z relro.
2486 * layout.cc (Layout::Layout): Initialize relro_segment_.
2487 (Layout::add_output_section_data): Return the output section.
2488 (Layout::make_output_section): Rcognize relro sections and mark
2490 (Layout::attach_allocated_section_to_segment): Put relro sections
2491 in a PT_GNU_RELRO segment.
2492 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2494 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2496 (Layout::linkonce_mapping): Map d.rel.ro.local to
2498 (Layout::output_section_name): Us .data.rel.ro.local for any
2499 section which begins with that.
2500 * layout.h (class Layout): Update add_output_section_data
2501 declaration. Add relro_segment_ field.
2502 * output.cc (Output_section::Output_section): Initialize is_relro_
2503 and is_relro_local_ fields.
2504 (Output_segment::add_output_section): Group relro sections.
2505 (Output_segment::is_first_section_relro): New function.
2506 (Output_segment::maximum_alignment): If there is a relro section,
2507 align the segment to the common page size.
2508 (Output_segment::set_section_addresses): Track whether we are
2509 looking at relro sections. If the last section is a relro
2510 section, align to the common page size.
2511 (Output_segment::set_section_list_addresses): Add in_relro
2512 parameter. Change all callers. Align to the page size when
2513 moving from relro to non-relro section.
2514 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2516 * output.h (class Output_section): Add is_relro_ and
2517 is_relro_local_ fields.
2518 (Output_section::is_relro): New function.
2519 (Output_section::set_is_relro): New function.
2520 (Output_section::is_relro_local): New function.
2521 (Output_section::set_is_relro_local): New function.
2522 (class Output_segment): Update declarations.
2523 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2524 * sparc.cc (Target_sparc::got_section): Likewise.
2525 * x86_64.cc (Target_x86_64::got_section): Likewise.
2526 * testsuite/relro_test_main.cc: New file.
2527 * testsuite/relro_test.cc: New file.
2528 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2529 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2530 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2531 (relro_test.so, relro_test_pic.o): New targets.
2532 * testsuite/Makefile.in: Rebuild.
2534 2008-05-16 Ian Lance Taylor <iant@google.com>
2536 * output.cc (Output_segment::add_output_section): Remove front
2538 * output.h (class Output_segment): Remove
2539 add_initial_output_section and overloaded add_output_section.
2540 Update declaration of remaining add_output_section.
2541 * layout.cc (Layout::create_interp): Call add_output_section
2542 rather than add_initial_output_section.
2543 (Layout::finish_dynamic_section): Likewise.
2545 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2546 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2547 know the dynamic type.
2548 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2549 field. Initialize it in constructor.
2550 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2551 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2552 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2555 * output.cc (Output_reloc::get_address): Change return type to
2557 * output.h (class Output_reloc): Update get_address declaration.
2558 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2559 for section addresses.
2561 2008-05-09 Ian Lance Taylor <iant@google.com>
2564 * gold.cc (gold_nomem): Use return value of write.
2566 2008-05-08 Ian Lance Taylor <iant@google.com>
2568 * symtab.c (Symbol::init_base_output_data): Add version
2569 parameter. Change all callers.
2570 (Symbol::init_base_output_segment): Likewise.
2571 (Symbol::init_base_constant): Likewise.
2572 (Symbol::init_base_undefined): Likewise.
2573 (Sized_symbol::init_output_data): Likewise.
2574 (Sized_symbol::init_output_segment): Likewise.
2575 (Sized_symbol::init_constant): Likewise.
2576 (Sized_symbol::init_undefined): Likewise.
2577 (Symbol_table::do_define_in_output_data): If the new symbol has a
2578 version, mark it as the default.
2579 (Symbol_table::do_define_in_output_segment): Likewise.
2580 (Symbol_table::do_define_as_constant): Likewise.
2581 * symtab.h (class Symbol): Update declarations.
2582 (class Sized_symbol): Likewise.
2583 * resolve.cc (Symbol::override_version): New function.
2584 (Symbol::override_base): Call override_version.
2585 (Symbol::override_base_with_special): Likewise.
2586 * testsuite/ver_script_8.script: New file.
2587 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2588 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2589 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2590 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2592 2008-05-06 Ian Lance Taylor <iant@google.com>
2595 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2597 (class General_options): Remove existing --undefined, and add
2598 --no-undefined instead. Add new --undefined as synonym for -u.
2599 * archive.cc (Archive::add_symbols): Check whether symbol was
2601 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2602 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2603 all uses. Add IS_UNDEFINED. Update declarations to split
2604 different versions of init_base. Declare init_base_undefined.
2605 (Symbol::is_defined): Handle IS_UNDEFINED.
2606 (Symbol::is_undefined): Likewise.
2607 (Symbol::is_weak_undefined): Call is_undefined.
2608 (Symbol::is_absolute): Handle IS_CONSTANT.
2609 (class Sized_symbol): Update declarations to split different
2610 versions of init. Declare init_undefined.
2611 (class Symbol_table): Declare new functions.
2612 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2614 (Symbol::init_base_output_data): Likewise.
2615 (Symbol::init_base_output_segment): Likewise.
2616 (Symbol::init_base_constant): Likewise.
2617 (Symbol::init_base_undefined): New function.
2618 (Sized_symbol::init_object): Rename from init. Change all
2620 (Sized_symbol::init_output_data): Likewise.
2621 (Sized_symbol::init_output_segment): Likewise.
2622 (Sized_symbol::init_constant): Likewise.
2623 (Sized_symbol::init_undefined): New function.
2624 (Symbol_table::add_undefined_symbols_from_command_line): New
2626 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2628 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2629 (Symbol::output_section): Likewise.
2630 (Symbol::set_output_section): Likewise.
2631 (Symbol_table::sized_finalize_symbol): Likewise.
2632 (Symbol_table::sized_write_globals): Likewise.
2633 * resolve.cc (Symbol_table::should_override): Likewise.
2634 (Symbol::override_base_with_special): Likewise.
2636 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2637 symbol, change it to have default visibility.
2638 * testsuite/protected_1.cc: New file.
2639 * testsuite/protected_2.cc: New file.
2640 * testsuite/protected_3.cc: New file.
2641 * testsuite/protected_main_1.cc: New file.
2642 * testsuite/protected_main_2.cc: New file.
2643 * testsuite/protected_main_3.cc: New file.
2644 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2645 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2646 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2647 (protected_1.so): New target.
2648 (protected_1_pic.o, protected_2_pic.o): New targets.
2649 (protected_3_pic.o): New target.
2650 (check_PROGRAMS): Add protected_2.
2651 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2652 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2653 * testsuite/Makefile.in: Rebuild.
2655 * options.h (DEFINE_var): Add set_user_set_##varname__.
2656 (DEFINE_bool_alias): New macro.
2657 (class General_options): Define -Bstatic using DEFINE_bool_alias
2658 rather than DEFINE_special. Add --undefined as an alias for -z
2660 * options.cc (General_options::parse_Bstatic): Remove.
2662 * options.h (class General_options): Add --fatal-warnings.
2663 * main.cc (main): Implement --fatal-warnings.
2664 * errors.h (Errors::warning_count): New function.
2666 * options.h (class General_options): Add -Bsymbolic-functions.
2667 * symtab.h (Symbol::is_preemptible): Check for
2668 -Bsymbolic-functions.
2670 2008-05-05 Ian Lance Taylor <iant@google.com>
2672 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2673 as noVARNAME rather than no-VARNAME.
2674 (class General_options): Add option -z combreloc.
2675 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2677 (Output_reloc::sort_before) [SHT_REL]: New function.
2678 (Output_reloc::sort_before) [SHT_RELA]: New function.
2679 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2680 Sort_relocs_comparison.
2681 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2682 parameter. Change all callers.
2683 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2684 sort_relocs parameter. Change all callers.
2685 * output.cc (Output_reloc::get_address): New function, broken out
2687 (Output_reloc::write_rel): Call it.
2688 (Output_reloc::compare): New function.
2689 (Output_data_reloc_base::do_write): Optionally sort relocs.
2691 * configure.ac: If targ_extra_obj is set, link it in.
2692 * configure.tgt: Initialize all variables.
2693 (x86_64*): Set targ_extra_obj and targ_extra_size.
2694 * configure: Rebuild.
2696 * object.cc (Sized_relobj::include_section_group): Adjust section
2697 indexes read from group data. Build vector to pass to
2699 * layout.cc (Layout::layout_group): Add flags and shndxes
2700 parameters. Remove contents parameter. Change caller. Update
2701 explicit instantiations.
2702 * layout.h (class Layout): Update layout_group declaration.
2703 * output.cc (Output_data_group::Output_data_group): Add flags and
2704 input_shndxes parameters. Remove contents parameter. Change
2706 (Output_data_group::do_write): Change input_sections_ to
2708 * output.h (class Output_data_group): Update constructor
2709 declaration. Rename input_sections_ to input_shndxes_.
2710 * testsuite/many_sections_test.cc: Add template.
2712 2008-04-30 Cary Coutant <ccoutant@google.com>
2714 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2716 * layout.cc (Layout::include_section): Refactored check for debug
2718 (Layout::add_comdat): Add new parameters. Change type
2719 of signature parameter. Add object and shndx to signatures table.
2720 (Layout::find_kept_object): New function.
2721 * layout.h: Include <cstring>.
2722 (Layout::is_debug_info_section): New function.
2723 (Layout::add_comdat): Add new parameters.
2724 (Layout::find_kept_object): New function.
2725 (Layout::Kept_section): New struct.
2726 (Layout::Signatures): Change type of map range.
2727 * object.cc (Relobj::output_section_address): New function.
2728 (Sized_relobj::include_section_group): Add new parameters. Change
2729 calls to Layout::add_comdat. Change to build table of kept comdat
2730 groups and table mapping discarded sections to kept sections.
2731 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2732 (Sized_relobj::do_layout): Change calls to include_section_group and
2733 include_linkonce_section.
2734 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2735 value to zero when section is discarded.
2736 (Sized_relobj::map_to_kept_section): New function.
2737 * object.h (Relobj::output_section_address): New function.
2738 (Relobj::Comdat_group): New type.
2739 (Relobj::find_comdat_group): New function.
2740 (Relobj::Comdat_group_table): New type.
2741 (Relobj::Kept_comdat_section): New type.
2742 (Relobj::Kept_comdat_section_table): New type.
2743 (Relobj::add_comdat_group): New function.
2744 (Relobj::set_kept_comdat_section): New function.
2745 (Relobj::get_kept_comdat_section): New function.
2746 (Relobj::comdat_groups_): New field.
2747 (Relobj::kept_comdat_sections_): New field.
2748 (Symbol_value::input_value): Update comment.
2749 (Sized_relobj::map_to_kept_section) New function.
2750 (Sized_relobj::include_linkonce_section): Add new parameter.
2751 * target-reloc.h (Comdat_behavior): New type.
2752 (get_comdat_behavior): New function.
2753 (relocate_section): Add code to map a discarded section to the
2754 corresponding kept section when applying a relocation.
2756 2008-04-30 Craig Silverstein <csilvers@google.com>
2758 * dwarf_reader.cc (next_generation_count): New static var.
2759 (Addr2line_cache_entry): New struct.
2760 (addr2line_cache): New static var.
2761 (Dwarf_line_info::one_addr2line): Added caching.
2762 (Dwarf_line_info::clear_addr2line_cache): New function.
2763 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2764 cache-size parameter.
2765 (Dwarf_line_info::one_addr2line_cache): New function.
2766 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2767 new cache-size argument to one_addr2line(), and clear cache.
2769 2008-04-28 Cary Coutant <ccoutant@google.com>
2771 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2772 R_386_PC8 relocations.
2774 2008-04-23 Ian Lance Taylor <iant@google.com>
2776 * object.cc (Sized_relobj::include_section_group): Check for
2777 invalid section group.
2779 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2782 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2783 than read for file header.
2784 * archive.cc (Archive::include_member): Likewise.
2786 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2788 * aclocal.m4: Regenerate.
2789 * configure: Regenerate.
2791 2008-04-19 Ian Lance Taylor <iant@google.com>
2793 * version.cc (version_string): Bump to 1.6.
2795 * testsuite/Makefile.am (many_sections_r_test): New target.
2796 (many_sections_r_test_SOURCES): Remove.
2797 (many_sections_r_test_DEPENDENCIES): Remove.
2798 (many_sections_r_test_LDFLAGS): Remove.
2799 (many_sections_r_test_LDADD): Remove.
2801 * object.cc (Sized_relobj::do_add_symbols): Always pass
2802 local_symbol_count_ to add_from_relobj.
2804 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2805 every thousand variables.
2806 * testsuite/Makefile.in: Rebuild.
2808 * object.cc (Xindex::initialize_symtab_xindex): New function.
2809 (Xindex::read_symtab_xindex): New function.
2810 (Xindex::sym_xindex_to_shndx): New function.
2811 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2813 (Sized_relobj::do_initialize_xindex): New function.
2814 (Sized_relobj::do_read_symbols): Adjust section links.
2815 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2816 parameter. Change all callers.
2817 (Sized_relobj::include_section_group): Adjust section links and
2818 symbol section indexes.
2819 (Sized_relobj::do_layout): Adjust section links.
2820 (Sized_relobj::do_count_local_symbols): Adjust section links and
2821 symbol section indexes.
2822 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2823 ordinary and special symbols.
2824 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2825 dynsym_xindex parameters. Change all callers. Adjust section
2826 links. Use SHN_XINDEX when needed.
2827 (Sized_relobj::get_symbol_location_info): Adjust section links.
2828 Don't get fooled by special symbols.
2829 * object.h (class Xindex): Define.
2830 (class Object): Add xindex_ parameter. Declare virtual functoin
2831 do_initialize_xindex.
2832 (Object::adjust_sym_shndx): New function.
2833 (Object::set_xindex): New protected function.
2834 (class Symbol_value): Add is_ordinary_shndx_ field.
2835 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2836 (Symbol_value::value): Assert ordinary section.
2837 (Symbol_value::initialize_input_to_output_map): Likewise.
2838 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2840 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2842 (class Sized_relobj): Update declarations.
2843 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2844 parameter. Change all callers.
2845 (Sized_relobj::adjust_shndx): New function.
2846 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2848 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2849 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2850 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2851 (Sized_dynobj::read_dynsym_section): Adjust section links.
2852 (Sized_dynobj::read_dynamic): Likewise.
2853 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2855 (Sized_dynobj::do_initialize_xindex): New function.
2856 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2857 do_initialize_xindex.
2858 (Sized_dynobj::adjust_shndx): New function.
2859 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2860 dynsym_xindex_ fields.
2861 (Layout::finalize): Add a call to set_section_indexes before
2862 creating the symtab sections.
2863 (Layout::set_section_indexes): Don't do anything if the section
2864 already has a section index.
2865 (Layout::create_symtab_sections): Add shnum parameter. Change
2866 caller. Create .symtab_shndx section if needed.
2867 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2869 (Layout::allocated_output_section_count): New function.
2870 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2872 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2873 fields. Update declarations.
2874 (Layout::symtab_xindex): New function.
2875 (Layout::dynsym_xindex): New function.
2876 (class Write_symbols_task): Add layout_ field.
2877 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2879 * output.cc (Output_section_headers::Output_section_headers): Add
2880 shstrtab_section parameter. Change all callers.
2881 (Output_section_headers::do_sized_write): Store overflow values
2882 for section count and section string table section index in
2883 section header zero.
2884 (Output_file_header::do_sized_write): Check for overflow of
2885 section count and section string table section index.
2886 (Output_symtab_xindex::do_write): New function.
2887 (Output_symtab_xindex::endian_do_write): New function.
2888 * output.h (class Output_section_headers): Add shstrtab_section_.
2889 Update declarations.
2890 (class Output_symtab_xindex): Define.
2891 (Output_section::has_out_shndx): New function.
2892 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2894 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2896 (Sized_symbol::init): Likewise.
2897 (Symbol::output_section): Check for ordinary symbol.
2898 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2899 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2901 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2902 Change all callers. Simplify handling of symbols from sections
2903 not included in the link.
2904 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2906 (Weak_alias_sorter::operator()): Assert that symbols are
2908 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2910 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2911 parameters. Change all callers.
2912 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2913 symbol distinction. Use SHN_XINDEX when needed.
2914 (Symbol_table::write_section_symbol): Add symtab_xindex
2915 parameter. Change all callers.
2916 (Symbol_table::sized_write_section_symbol): Likewise. Use
2917 SHN_XINDEX when needed.
2918 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2920 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2921 (Symbol::is_defined): Check is_ordinary.
2922 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2923 (Symbol::is_absolute, Symbol::is_common): Likewise.
2924 (class Sized_symbol): Update declarations.
2925 (class Symbol_table): Update declarations.
2926 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2927 parameters. Change all callers.
2928 (Sized_symbol::override): Likewise.
2929 (Symbol_table::override): Likewise.
2930 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2931 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2932 is_ordinary, and orig_st_shndx parameters. Change all callers.
2933 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2934 to be in an ordinary section.
2935 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2936 object and is_ordinary parameters. Change all callers.
2937 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2938 Change all callers. Don't add undefined or non-ordinary symbols
2940 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2942 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2944 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2945 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2946 (Sized_relobj::relocate_sections): Likewise.
2947 * target-reloc.h (scan_relocs): Adjust section symbol index.
2948 (scan_relocatable_relocs): Likewise.
2949 * i386.cc (Scan::local): Check for ordinary symbols.
2950 * sparc.cc (Scan::local): Likewise.
2951 * x86_64.cc (Scan::local): Likewise.
2952 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2953 to symbol_section_and_value.
2954 * testsuite/many_sections_test.cc: New file.
2955 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2956 (check_PROGRAMS): Add many_sections_test.
2957 (many_sections_test_SOURCES): Define.
2958 (many_sections_test_DEPENDENCIES): Define.
2959 (many_sections_test_LDFLAGS): Define.
2960 (BUILT_SOURCES): Add many_sections_define.h.
2961 (many_sections_define.h): New target.
2962 (BUILT_SOURCES): Add many_sections_check.h.
2963 (many_sections_check.h): New target.
2964 (check_PROGRAMS): Add many_sections_r_test.
2965 (many_sections_r_test_SOURCES): Define.
2966 (many_sections_r_test_DEPENDENCIES): Define.
2967 (many_sections_r_test_LDFLAGS): Define.
2968 (many_sections_r_test_LDADD): Define.
2969 (many_sections_r_test.o): New target.
2970 * testsuite/Makefile.in: Rebuild.
2972 2008-04-17 Cary Coutant <ccoutant@google.com>
2974 * errors.cc (Errors::info): New function.
2975 (gold_info): New function.
2976 * errors.h (Errors::info): New function.
2977 * gold.h (gold_info): New function.
2978 * object.cc (Input_objects::add_object): Print trace output.
2979 * options.cc (options::parse_set): New function.
2980 (General_options::parse_wrap): Deleted.
2981 (General_options::General_options): Deleted initializer.
2982 * options.h (options::String_set): New typedef.
2983 (options::parse_set): New function.
2984 (DEFINE_set): New macro.
2985 (General_options::wrap): Changed to use DEFINE_set. Changed
2986 callers of any_wrap_symbols and is_wrap_symbol.
2987 (General_options::trace, General_options::trace_symbol):
2989 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2990 (General_options::wrap_symbols_): Deleted.
2991 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2993 2008-04-17 David S. Miller <davem@davemloft.net>
2995 * options.cc (General_options::parse_V): New function.
2996 * options.h: Add entries for -V and -Qy.
2998 2008-04-17 Ian Lance Taylor <iant@google.com>
3000 * common.cc (Symbol_table::allocate_commons): Remove options
3001 parameter. Change caller.
3002 (Symbol_table::do_allocate_commons): Remove options parameter.
3003 Change caller. Just call do_allocate_commons_list twice.
3004 (Symbol_table::do_allocate_commons_list): New function, broken out
3005 of do_allocate_commons.
3006 * common.h (class Allocate_commons_task): Remove options_ field.
3008 * symtab.cc (Symbol_table::Symbol_table): Initialize
3010 (Symbol_table::add_from_object): Put TLS common symbols on
3012 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3013 which are IN_OUTPUT_DATA.
3014 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3015 allocate_commons and do_allocate_commons declarations. Declare
3016 do_allocate_commons_list.
3017 * gold.cc (queue_middle_tasks): Update creation of
3018 Allocate_commons_task to not pass options.
3019 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3020 (TLS_TEST_C_FLAGS): New variable.
3021 (tls_test_c_pic.o): New target.
3022 (tls_test_shared.so): Link in tls_test_c_pic.o.
3023 (tls_test_c_pic_ie.o): New target.
3024 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3025 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3026 (tls_test_c.o): New target.
3027 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3028 (tls_pic_test_LDADD): Likewise.
3029 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3030 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3031 (tls_test_c_gnu2.o): New target.
3032 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3034 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3035 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3036 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3037 * testsuite/tls_test.cc: Include "config.h".
3038 (t_last): Call t11_last.
3039 * testsuite/tls_test.h (t11, t11_last): Declare.
3040 * testsuite/tls_test_c.c: New file.
3041 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3042 * configure.ac: Check for OpenMP support.
3043 * configure, config.in, Makefile.in: Rebuild.
3044 * testsuite/Makefile.in: Rebuild.
3046 2008-04-16 Cary Coutant <ccoutant@google.com>
3048 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3049 (Target_i386::tls_base_symbol_defined_): New field.
3050 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3051 (Target_i386::Scan::global): Likewise.
3052 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3053 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3054 (Target_x86_64::tls_base_symbol_defined_): New field.
3055 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3056 (Target_x86_64::Scan::global): Likewise.
3058 2008-04-16 Cary Coutant <ccoutant@google.com>
3060 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3061 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3062 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3063 building shared libraries.
3064 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3065 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3066 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3067 * testsuite/Makefile.in: Rebuild.
3068 * testsuite/weak_undef.h: New file.
3069 * testsuite/weak_undef_file1.cc: Add extra test cases.
3070 * testsuite/weak_undef_file2.cc: Likewise.
3071 * testsuite/weak_undef_test.cc: Likewise.
3073 2008-04-16 David S. Miller <davem@davemloft.net>
3075 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3076 Add issued_non_pic_error_ field. Declare check_non_pic.
3077 (Target_sparc::Scan::check_non_pic): New function.
3078 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3079 (Target_sparc::Scan::global): Likewise.
3081 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3082 * configure: Rebuild.
3084 * options.h (DEFINE_enable): New macro.
3085 (new_dtags): New enable option.
3086 (initfirst, interpose, loadfltr, nodefaultlib,
3087 nodelete, nodlopen, nodump): New -z options.
3088 * layout.cc (Layout:finish_dynamic_section): If new
3089 dtags enabled, emit DT_RUNPATH. Also, emit a
3090 DT_FLAGS_1 containing any specified -z flags.
3092 2008-04-16 Ian Lance Taylor <iant@google.com>
3094 * copy-relocs.cc: New file.
3095 * copy-relocs.h: New file.
3096 * reloc.cc: Remove Copy_relocs code.
3097 * reloc.h: Likewise.
3098 * reloc-types.h (struct Reloc_types) [both versions]: Add
3099 get_reloc_addend_noerror.
3100 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3101 variants of add_global which take an addend which must be zero.
3102 * i386.cc: Include "copy-relocs.h".
3103 (class Target_i386): Change type of copy_relocs_ to variable,
3105 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3107 (Target_i386::do_finalize_sections): Change handling of
3109 * sparc.cc: Include "copy-relocs.h".
3110 (class Target_sparc): Change type of copy_relocs_ to variable,
3112 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3114 (Target_sparc::do_finalize_sections): Change handling of
3116 * x86_64.cc: Include "copy-relocs.h".
3117 (class Target_x86_64): Change type of copy_relocs_ to variable,
3119 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3120 class. Change all callers.
3121 (Target_x86_64::do_finalize_sections): Change handling of
3123 * Makefile.am (CCFILES): Add copy-relocs.cc.
3124 (HFILES): Add copy-relocs.h.
3126 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3128 * testsuite/script_test_4.sh: Permit leading zeroes.
3130 2008-04-15 Ian Lance Taylor <iant@google.com>
3132 * script-sections.cc (Script_sections::create_segments): Use
3133 header_size_adjustment even when there is enough room for the
3135 * testsuite/script_test_4.sh: New file.
3136 * testsuite/script_test_4.t: New file.
3137 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3138 (check_DATA): Add script_test_4.stdout.
3139 (MOSTLYCLEANFILES): Likewise.
3140 (script_test_4): New target.
3141 (script_test_4.stdout): New target.
3142 * testsuite/Makefile.in: Rebuild.
3144 * sparc.cc: Add definitions for Output_data_plt_sparc class
3147 2008-04-14 David S. Miller <davem@davemloft.net>
3149 * sparc.cc: New file.
3150 * Makefile.am (TARGETSOURCES): Add sparc.cc
3151 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3152 * configure.tgt: Document targ_extra_size and
3153 targ_extra_big_endian. Add entries for sparc-* and
3155 * configure.ac: Handle targ_extra_size and
3156 targ_extra_big_endian.
3157 * Makefile.in: Rebuild.
3158 * configure: Likewise.
3159 * po/POTFILES.in: Likewise.
3160 * po/gold.pot: Likewise.
3162 2008-04-14 Ian Lance Taylor <iant@google.com>
3164 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3165 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3166 in the name/type/flags to section mapping. Don't call
3167 allocate_output_section.
3168 (Layout::choose_output_section): Change parameter from adjust_name
3169 to is_input_section. Don't permit input sections after sections
3170 are attached to segments. Don't call allocate_output_section.
3171 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3172 not write_enable_output_section.
3173 (Layout::make_output_section): Don't push to
3174 unattached_section_list_ nor call attach_to_segment. Call
3175 attach_section_to_segment if sections are attached.
3176 (Layout::attach_sections_to_segments): New function.
3177 (Layout::attach_section_to_segment): New function.
3178 (Layout::attach_allocated_section_to_segment): Rename from
3179 attach_to_segment. Remove flags parameter.
3180 (Layout::allocate_output_section): Remove function.
3181 (Layout::write_enable_output_section): Remove function.
3182 * layout.h (class Layout): Update for above changes. Add new
3183 field sections_are_attached_.
3184 * output.h (Output_section::update_flags_for_input_section): New
3186 * output.cc (Output_section::add_input_section): Call
3187 update_flags_for_input_section.
3188 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3190 2008-04-11 Cary Coutant <ccoutant@google.com>
3192 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3193 thought unnecessary.
3194 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3196 2008-04-11 Ian Lance Taylor <iant@google.com>
3198 * output.h (class Output_section_data): Remove inline definition
3200 * output.cc (Output_section_data::set_addralign): New function.
3202 2008-04-11 Cary Coutant <ccoutant@google.com>
3204 Add support for TLS descriptors for i386 and x86_64.
3205 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3206 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3207 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3209 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3210 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3211 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3213 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3214 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3215 Fix problem with initial-exec relocations.
3216 (Target_i386::Relocate::relocate_tls): Likewise.
3217 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3219 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3220 support for section-plus-offset dynamic table entries.
3221 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3222 (Output_data_dynamic::Dynamic_entry): Add support for
3223 section-plus-offset dynamic table entries.
3224 (Output_data_dynamic::Classification): Likewise.
3225 (Output_data_dynamic::classification_): Renamed offset_.
3226 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3227 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3228 (Target_x86_64::make_plt_section): New function.
3229 (Target_x86_64::reserve_tlsdesc_entries): New function.
3230 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3231 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3232 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3233 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3234 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3235 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3236 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3237 add extra PLT entry for TLS descriptors.
3238 (Output_data_plt_x86_64::got_): New field.
3239 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3240 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3242 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3244 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3245 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3246 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3247 R_386_TLS_DESC_CALL relocations.
3248 (Target_x86_64::Scan::global): Likewise.
3249 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3250 for TLS descriptors.
3251 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3252 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3253 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3254 GD-to-IE relaxation.
3255 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3256 and TLS_DESCRIPTORS.
3257 * Makefile.in: Rebuild.
3258 * configure: Rebuild.
3259 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3260 (tls_test_shared2.so): New target.
3261 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3262 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3263 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3264 (tls_shared_gd_to_ie_test_LDADD): New variable.
3265 (tls_shared_gnu2_gd_to_ie_test): New target.
3266 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3268 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3269 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3270 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3271 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3272 (tls_shared_gnu2_test): New target.
3273 (tls_test_gnu2_shared.so): New target.
3274 (tls_shared_gnu2_test_SOURCES): New variable.
3275 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3276 (tls_shared_gnu2_test_LDFLAGS): New variable.
3277 (tls_shared_gnu2_test_LDADD): New variable.
3278 * testsuite/Makefile.in: Rebuild.
3279 * testsuite/Makefile.
3281 2008-04-11 Ian Lance Taylor <iant@google.com>
3283 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3285 * testsuite/Makefile.in: Rebuild.
3287 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3289 * testsuite/script_test_2.cc (main): Adjust test.
3291 2008-04-11 David S. Miller <davem@davemloft.net>
3292 Ian Lance Taylor <iant@google.com>
3294 * options.h (General_options): Add entries for '-Y' and
3296 * options.cc (General_options:finalize): If -Y was used, add those
3297 entries to the library path instead of the default "/lib" and
3300 2008-04-11 David S. Miller <davem@davemloft.net>
3302 * testsuite/justsyms.t: Start at 0x100.
3303 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3304 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3306 * testsuite/script_test_2.cc: Adjust string and section length
3309 2008-04-09 Ian Lance Taylor <iant@google.com>
3312 * script-sections.cc (Sections_element::allocate_to_segment): Add
3314 (Output_section_definition::allocate_to_segment): Likewise.
3315 (Orphan_output_section::allocate_to_segment): Likewise.
3316 (Script_sections::attach_sections_using_phdrs_clause): Don't
3317 propagate non-PT_LOAD segments to orphan sections.
3318 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3319 readelf rather than objdump.
3320 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3321 .interp section and PT_INTERP segment are the same size.
3322 * testsuite/Makefile.in: Rebuild.
3324 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3325 aliases for symbols defined in the same object.
3326 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3327 (weak_alias_test_SOURCES): New variable.
3328 (weak_alias_test_DEPENDENCIES): New variable.
3329 (weak_alias_test_LDFLAGS): New variable.
3330 (weak_alias_test_LDADD): New variable.
3331 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3332 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3333 (weak_alias_test_3.o): New target.
3334 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3335 * testsuite/weak_alias_test_main.cc: New file.
3336 * testsuite/weak_alias_test_1.cc: New file.
3337 * testsuite/weak_alias_test_2.cc: New file.
3338 * testsuite/weak_alias_test_3.cc: New file.
3340 2008-04-08 Ian Lance Taylor <iant@google.com>
3342 * options.h (class General_options): Add --noinhibit-exec option.
3343 * main.cc (main): Check --noinhibit-exec.
3345 * options.h (class General_options): Define --wrap as a special
3346 option. Add wrap_symbols_ field.
3347 (General_options::any_wrap_symbols): New function.
3348 (General_options::is_wrap_symbol): New function.
3349 * options.cc (General_options::parse_wrap): New function.
3350 (General_options::General_options): Initialize wrap_symbols_.
3351 * symtab.cc (Symbol_table::wrap_symbol): New function.
3352 (Symbol_table::add_from_object): Handle --wrap.
3353 * symtab.h (class Symbol_table): Declare wrap_symbol.
3354 * target.h (Target::wrap_char): New function.
3355 (Target::Target_info): Add wrap_char field.
3356 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3357 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3358 * testsuite/testfile.cc (Target_test::test_target_info):
3361 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3364 * layout.h (class Layout): Add added_eh_frame_data_ field.
3365 * layout.cc (Layout::Layout): Initialize new field.
3366 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3367 output section until we find a section we merged successfully.
3368 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3369 that the size be non-zero.
3371 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3374 2008-04-08 Craig Silverstein <csilvers@google.com>
3376 * configure.ac: Export new conditional variable HAVE_ZLIB.
3377 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3379 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3380 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3382 2008-04-07 Ian Lance Taylor <iant@google.com>
3384 * version.cc (version_string): Set to "1.5".
3386 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3387 Add issued_non_pic_error_ field. Declare check_non_pic.
3388 (Target_x86_64::Scan::check_non_pic): New function.
3389 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3390 (Target_x86_64::Scan::global): Likewise.
3392 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3393 addend parameter. Change caller. Handle merge sections.
3394 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3395 Address to Addend. Don't add in the result of
3396 local_section_offset, pass down the addend and use the returned
3398 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3399 Update declarations of local_section_offset and symbol_value.
3400 * testsuite/two_file_test_1.cc (t18): New function.
3401 * testsuite/two_file_test_2.cc (f18): New function.
3402 * testsuite/two_file_test_main.cc (main): Call t18.
3403 * testsuite/two_file_test.h (t18, f18): Declare.
3405 * configure.ac: Don't test for objdump, c++filt, or readelf.
3406 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3408 (TEST_READELF): New variable.
3409 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3410 (check_PROGRAMS): Add two_file_strip_test.
3411 (two_file_strip_test): New target.
3412 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3413 (two_file_same_shared_strip_test_SOURCES): New variable.
3414 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3415 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3416 (two_file_same_shared_strip_test_LDADD): New variable.
3417 (two_file_shared_strip.so): New target.
3418 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3419 (ver_test_5.syms, ver_test_7.syms): Likewise.
3420 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3421 (strip_test_3.stdout): Use TEST_OBJDUMP.
3422 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3424 2008-04-04 Cary Coutant <ccoutant@google.com>
3426 * symtab.h (Symbol::is_weak_undefined): New function.
3427 (Symbol::is_strong_undefined): New function.
3428 (Symbol::is_absolute): New function.
3429 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3430 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3432 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3433 (weak_undef_test): New target.
3434 * testsuite/Makefile.in: Rebuild.
3435 * testsuite/weak_undef_file1.cc: New file.
3436 * testsuite/weak_undef_file2.cc: New file.
3437 * testsuite/weak_undef_test.cc: New file.
3439 2008-04-03 Craig Silverstein <csilvers@google.com>
3441 * compressed_output.h (class Output_compressed_section): Use
3443 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3445 (zlib_compressed_suffix): Removed.
3446 (Output_compressed_section::set_final_data_size): Use unsigned
3448 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3449 Fix linker invocation.
3450 (flagstest_o_specialfile_and_compress_debug_sections):
3452 * testsuite/Makefile.in: Regenerated.
3454 2008-04-02 David S. Miller <davem@davemloft.net>
3456 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3457 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3459 2008-04-02 Craig Silverstein <csilvers@google.com>
3463 2008-04-02 Ian Lance Taylor <iant@google.com>
3465 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3466 parameters. Update for new key type to views_. Change all
3468 (File_read::read): Adjust for byteshift in returned view.
3469 (File_read::add_view): New function, broken out of
3471 (File_read::make_view): New function, broken out of
3473 (File_read::find_or_make_view): Add offset and aligned
3474 parameters. Rewrite accordingly. Change all callers.
3475 (File_read::get_view): Add offset and aligned parameters. Adjust
3476 for byteshift in return value.
3477 (File_read::get_lasting_view): Likewise.
3478 * fileread.h (class File_read): Update declarations.
3479 (class File_read::View): Add byteshift_ field. Add byteshift to
3480 constructor. Add byteshift method.
3481 * archive.h (Archive::clear_uncached_views): New function.
3482 (Archive::get_view): Add aligned parameter. Change all callers.
3483 * object.h (Object::get_view): Add aligned parameter. Change all
3485 (Object::get_lasting_view): Likewise.
3487 * fileread.cc (File_read::release): Don't call clear_views if
3488 there are multiple objects.
3489 * fileread.h (File_read::clear_uncached_views): New function.
3490 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3493 2008-03-31 Cary Coutant <ccoutant@google.com>
3495 Add thin archive support.
3496 * archive.cc (Archive::armagt): New const.
3497 (Archive::setup): Remove task parameter and calls to unlock.
3498 (Archive::unlock_nested_archives): New function.
3499 (Archive::read_header): Add nested_off parameter. Change
3501 (Archive::interpret_header): Likewise.
3502 (Archive::include_all_members): Change to handle thin
3504 (Archive::include_member): Likewise.
3505 * archive.h (Archive::Archive): Add new parameters and
3507 (Archive::armagt): New const.
3508 (Archive::setup): Remove task parameter.
3509 (Archive::unlock_nested_archives): New function.
3510 (Archive::read_header): Add nested_off parameter.
3511 (Archive::interpret_header): Likewise.
3512 (Archive::Nested_archive_table): New typedef.
3513 (Archive::is_thin_archive_): New field.
3514 (Archive::nested_archives_): New field.
3515 (Archive::options_): New field.
3516 (Archive::dirpath_): New field.
3517 (Archive::task_): New field.
3518 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3519 for thin archives. Pass additional parameters to
3520 Archive::Archive. Unlock the archive file after calling
3523 2008-03-29 Ian Lance Taylor <iant@google.com>
3525 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3526 version symbol to be local.
3527 * testsuite/ver_test_4.sh: New file.
3528 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3529 (check_DATA): Add ver_test_4.syms.
3530 (ver_test_4.syms): New target.
3531 * testsuite/Makefile.in: Rebuild.
3534 (Output_section::Input_section_sort_entry::has_priority): New
3536 (Output_section::Input_section_sort_entry::match_file_name): New
3538 (Output_section::Input_section_sort_entry::match_section_name):
3540 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3542 (Output_section::Input_section_sort_entry::match_section_file):
3544 (Output_section::Input_section_sort_compare::operator()): Rewrite
3545 using new Input_section_sort_entry functions. Sort crtbegin and
3546 crtend first. Sort sections with no priority before sections with
3548 * testsuite/initpri1.c (d3): Check j != 4.
3549 (cd5): New constructor/destructor function.
3550 (main): Check j != 2.
3552 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3553 new symbol when resolving, don't call set_is_default.
3554 * testsuite/ver_test_7.cc: New file.
3555 * testsuite/ver_test_7.sh: New file.
3556 * testsuite/Makefile.am (ver_test_7.so): New target.
3557 (ver_test_7.o): New target.
3558 (check_SCRIPTS): Add ver_test_7.sh.
3559 (check_DATA): Add ver_test_7.syms.
3560 (ver_test_7.syms): New target.
3562 2008-03-28 Ian Lance Taylor <iant@google.com>
3564 * layout.cc (Layout::layout): If we see an input section with a
3565 name that needs sorting, set the must_sort flag for the output
3567 (Layout::make_output_section): If the name of the output section
3568 indicates that it might require sorting, set the may_sort flag.
3569 * output.h (Output_section::may_sort_attached_input_sections): New
3571 (Output_section::set_may_sort_attached_input_sections): New
3573 (Output_section::must_sort_attached_input_sections): New
3575 (Output_section::set_must_sort_attached_input_sections): New
3577 (class Output_section): Declare Input_section_sort_entry. Define
3578 Input_section_sort_compare. Declare
3579 sort_attached_input_sections. Add new fields:
3580 may_sort_attached_input_sections_,
3581 must_sort_attached_input_sections_,
3582 attached_input_sections_are_sorted_.
3583 * output.cc (Output_section::Output_section): Initialize new
3585 (Output_section::add_input_section): Add an entry to
3586 input_sections_ if may_sort or must_sort are true.
3587 (Output_section::set_final_data_size): Call
3588 sort_attached_input_sections if necessary.
3589 (Output_section::Input_section_sort_entry): Define new class.
3590 (Output_section::Input_section_sort_compare::operator()): New
3592 (Output_section::sort_attached_input_sections): New function.
3593 * configure.ac: Check whether the compiler supports constructor
3594 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3595 * testsuite/initpri1.c: New file.
3596 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3597 CONSTRUCTOR_PRIORITY.
3598 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3599 (initpri1_LDFLAGS): New variable.
3600 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3602 2008-03-27 Ian Lance Taylor <iant@google.com>
3604 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3605 * testsuite/common_test_1.c: New file.
3606 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3607 (common_test_1_SOURCES): New variable.
3608 (common_test_1_DEPENDENCIES): New variable.
3609 (common_test_1_LDFLAGS): New variable.
3611 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3612 and commons_ correctly when NAME/VERSION does not override
3614 * testsuite/ver_test_6.c: New file.
3615 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3616 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3617 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3619 2008-03-26 Ian Lance Taylor <iant@google.com>
3621 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3622 of an undefined symbol from a version script.
3623 * testsuite/Makefile.am (ver_test_5.so): New target.
3624 (ver_test_5.o): New target.
3625 (check_SCRIPTS): Add ver_test_5.sh.
3626 (check_DATA): Add ver_test_5.syms.
3627 (ver_test_5.syms): New target.
3628 * testsuite/ver_test_5.cc: New file.
3629 * testsuite/ver_test_5.script: New file.
3630 * testsuite/ver_test_5.sh: New file.
3631 * Makefile.in, testsuite/Makefile.in: Rebuild.
3634 Fix problems building gold with gcc 4.3.0.
3635 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3636 (gold_error_at_location, gold_warning_at_location): Use it.
3637 * configure.ac: Check whether we can compile and use a template
3638 function with a printf attribute.
3639 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3640 when jumping over bytes.
3641 * object.cc: Instantiate Object::read_section_data.
3642 * debug.h: Include <cstring>
3643 * dwarf_reader.cc: Include <algorithm>
3644 * main.cc: Include <cstring>.
3645 * options.cc: Include <cstring>.
3646 * output.cc: Include <cstring>.
3647 * script.cc: Include <cstring>.
3648 * script.h: Include <string>.
3649 * symtab.cc: Include <cstring> and <algorithm>.
3650 * target-select.cc: Include <cstring>.
3651 * version.cc: Include <string>.
3652 * testsuite/testmain.cc: Include <cstdlib>.
3653 * configure, config.in: Rebuild.
3655 2008-03-25 Ian Lance Taylor <iant@google.com>
3657 * options.cc: Include "../bfd/bfdver.h".
3658 (options::help): Print bug reporting address.
3660 * version.cc (print_version): Adjust output for current value of
3665 * options.cc (options::help): Print list of supported targets.
3666 * target-select.h: Include <vector>.
3667 (class Target_selector): Make machine_, size_, and is_big_endian_
3668 fields const. Add bfd_name_ and instantiated_target_ fields.
3669 (Target_selector::Target_selector): Add bfd_name parameter.
3670 (Target_selector::recognize): Make non-virtual, call
3672 (Target_selector::recognize_by_name): Make non-virtual, call
3673 do_recognize_by_name.
3674 (Target_selector::supported_names): New function.
3675 (Target_selector::bfd_name): New function.
3676 (Target_selector::do_instantiate_target): New pure virtual
3678 (Target_selector::do_recognize): New virtual function.
3679 (Target_selector::do_recognize_by_name): New virtual function.
3680 (Target_selector::instantiate_target): New private function.
3681 (supported_target_names): Declare.
3682 * target-select.cc (Target_selector::Target_selector): Update for
3683 new parameter and fields.
3684 (select_target_by_name): Check that the name matches before
3685 calling recognize_by_name.
3686 (supported_target_names): New function.
3687 * i386.cc (class Target_selector_i386): Update Target_selector
3688 constructor call. Remove recognize and recognize_by_name. Add
3689 do_instantiate_target.
3690 * x86_64.cc (class Target_selector_x86_64): Likewise.
3691 * testsuite/testfile.cc (class Target_selector_test): Update for
3692 changes to Target_selector.
3694 * README: Rewrite, with some notes on unsupported features.
3696 2008-03-24 Cary Coutant <ccoutant@google.com>
3698 * i386.cc (Target_i386::Got_type): New enum declaration.
3699 (Target_i386::Scan::local): Updated callers of Output_data_got
3701 (Target_i386::Scan::global): Likewise.
3702 (Target_i386::Relocate::relocate): Likewise.
3703 (Target_i386::Relocate::relocate_tls): Likewise.
3704 * object.h (Got_offset_list): New class.
3705 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3706 (Sized_relobj::local_got_offset): Likewise.
3707 (Sized_relobj::set_local_got_offset): Likewise.
3708 (Sized_relobj::local_has_tls_got_offset): Removed.
3709 (Sized_relobj::local_tls_got_offset): Removed.
3710 (Sized_relobj::set_local_tls_got_offset): Removed.
3711 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3712 * output.cc (Output_data_got::add_global): Added got_type parameter.
3713 (Output_data_got::add_global_with_rel): Likewise.
3714 (Output_data_got::add_global_with_rela): Likewise.
3715 (Output_data_got::add_global_pair_with_rel): New function.
3716 (Output_data_got::add_global_pair_with_rela): New function.
3717 (Output_data_got::add_local): Added got_type parameter.
3718 (Output_data_got::add_local_with_rel): Likewise.
3719 (Output_data_got::add_local_with_rela): Likewise.
3720 (Output_data_got::add_local_pair_with_rel): New function.
3721 (Output_data_got::add_local_pair_with_rela): New function.
3722 (Output_data_got::add_global_tls): Removed.
3723 (Output_data_got::add_global_tls_with_rel): Removed.
3724 (Output_data_got::add_global_tls_with_rela): Removed.
3725 (Output_data_got::add_local_tls): Removed.
3726 (Output_data_got::add_local_tls_with_rel): Removed.
3727 (Output_data_got::add_local_tls_with_rela): Removed.
3728 * output.h (Output_data_got::add_global): Added got_type parameter.
3729 (Output_data_got::add_global_with_rel): Likewise.
3730 (Output_data_got::add_global_with_rela): Likewise.
3731 (Output_data_got::add_global_pair_with_rel): New function.
3732 (Output_data_got::add_global_pair_with_rela): New function.
3733 (Output_data_got::add_local): Added got_type parameter.
3734 (Output_data_got::add_local_with_rel): Likewise.
3735 (Output_data_got::add_local_with_rela): Likewise.
3736 (Output_data_got::add_local_pair_with_rel): New function.
3737 (Output_data_got::add_local_pair_with_rela): New function.
3738 (Output_data_got::add_global_tls): Removed.
3739 (Output_data_got::add_global_tls_with_rel): Removed.
3740 (Output_data_got::add_global_tls_with_rela): Removed.
3741 (Output_data_got::add_local_tls): Removed.
3742 (Output_data_got::add_local_tls_with_rel): Removed.
3743 (Output_data_got::add_local_tls_with_rela): Removed.
3744 * resolve.cc (Symbol::override_base_with_special): Removed
3745 reference to has_got_offset_ field.
3746 * symtab.cc (Symbol::init_fields): Replaced initialization
3747 of got_offset_ with got_offsets_. Removed initialization
3749 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3750 (Symbol::got_offset): Likewise.
3751 (Symbol::set_got_offset): Likewise.
3752 (Symbol::has_tls_got_offset): Removed.
3753 (Symbol::tls_got_offset): Removed.
3754 (Symbol::set_tls_got_offset): Removed.
3755 (Symbol::got_offset_): Removed.
3756 (Symbol::tls_mod_got_offset_): Removed.
3757 (Symbol::tls_pair_got_offset_): Removed.
3758 (Symbol::got_offsets_): New field.
3759 (Symbol::has_got_offset): Removed.
3760 (Symbol::has_tls_mod_got_offset): Removed.
3761 (Symbol::has_tls_pair_got_offset): Removed.
3762 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3763 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3765 (Target_x86_64::Scan::global): Likewise.
3766 (Target_x86_64::Relocate::relocate): Likewise.
3767 (Target_x86_64::Relocate::relocate_tls): Likewise.
3769 2008-03-25 Ben Elliston <bje@au.ibm.com>
3771 * yyscript.y: Fix spelling error in comment.
3773 2008-03-24 Ian Lance Taylor <iant@google.com>
3775 * options.h (class General_options): Define build_id option.
3776 * layout.h (class Layout): Declare write_build_id, create_note,
3777 create_build_id. Add build_id_note_ member.
3778 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3779 "libiberty.h", "md5.h", "sha1.h".
3780 (Layout::Layout): Initialize eh_frame_data_,
3781 eh_frame_hdr_section_, and build_id_note_.
3782 (Layout::finalize): Call create_build_id.
3783 (Layout::create_note): New function, broken out of
3784 Layout::create_gold_note.
3785 (Layout::create_gold_note): Call create_note.
3786 (Layout::create_build_id): New function.
3787 (Layout::write_build_id): New function.
3788 (Close_task_runner::run): Call write_build_id.
3790 * x86_64.cc: Correct license to GPLv3.
3792 2008-03-23 Ian Lance Taylor <iant@google.com>
3794 * options.cc: Include "demangle.h".
3795 (parse_optional_string): New function.
3796 (parse_long_option): Handle takes_optional_argument.
3797 (parse_short_option): Update dash_z initializer. Handle
3798 takes_optional_argument.
3799 (General_options::General_options): Initialize do_demangle_.
3800 (General_options::finalize): Set do_demangle_. Handle demangling
3802 * options.h (parse_optional_string): Declare.
3803 (struct One_option): Add optional_arg field. Update constructor.
3804 Update call constructor calls. Add takes_optional_argument
3806 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3807 (DEFINE_optional_string): Define.
3808 (General_options::demangle): Change from DEFINE_bool to
3809 DEFINE_optional_string.
3810 (General_options::no_demangle): New function.
3811 (General_options::do_demangle): New function.
3812 (General_options::set_do_demangle): New function.
3813 (General_options::execstack_status_): Move definition to end of
3815 (General_options::static_): Likewise.
3816 (General_options::do_demangle_): New field.
3817 * object.cc (big_endian>::get_symbol_location_info): Call
3818 Options::do_demangle, not Options::demangle.
3819 * symtab.cc (demangle): Likewise.
3821 2008-03-22 Ian Lance Taylor <iant@google.com>
3823 * gold.h: Include <cstddef> and <sys/types.h>
3824 * options.h: Include <cstring>.
3826 2008-03-21 Ian Lance Taylor <iant@google.com>
3828 * Added source code to GNU binutils.