1 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5 * Makefile.am (CCFILES): Add icf.cc.
7 * Makefile.in: Regenerate.
8 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
9 * gc.h (gc_process_relocs): Populate lists used by icf to contain
10 section, symbol and addend information for the relocs.
11 * gold.cc (queue_middle_tasks): Call identical code folding.
12 * gold.h: Add defines for multimap.
13 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
14 to the call of finalize_local_symbols.
15 * main.cc (main): Create object of class Icf.
16 * object.cc (Sized_relobj::do_layout): Allow this function to be
17 called twice during icf.
18 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
19 to sections marked as identical by icf.
20 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
22 (Sized_relobj::do_section_entsize): New function.
23 * object.h (Object::section_entsize): New function.
24 (Object::do_section_entsize): New pure virtual function.
25 (Relobj::finalize_local_symbols): Add new parameter.
26 (Relobj::do_section_entsize): New function.
27 * options.h (General_options::icf): New option.
28 (General_options::icf_iterations): New option.
29 (General_options::print_icf_sections): New option.
30 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
31 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
32 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
34 * symtab.cc (Symbol_table::is_section_folded): New function.
35 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
36 to sections marked as identical by icf.
37 * symtab.h (Symbol_table::set_icf): New function.
38 (Symbol_table::icf): New function.
39 (Symbol_table::is_section_folded): New function.
40 (Symbol_table::icf_): New data member.
41 * target-reloc.h (relocate_section): Ignore sections folded by icf.
42 * testsuite/Makefile.am: Add commands to build icf_test.
43 * testsuite/Makefile.in: Regenerate.
44 * testsuite/icf_test.sh: New file.
45 * testsuite/icf_test.cc: New file.
47 2009-07-24 Chris Demetriou <cgd@google.com>
49 * layout.cc (is_compressible_debug_section): Fix incorrect
50 comment about compressed section names.
52 2009-07-20 Ian Lance Taylor <ian@airs.com>
55 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
57 2009-07-16 Ian Lance Taylor <iant@google.com>
60 * layout.h: #include <map>.
61 (class Kept_section): Change from struct to class. Add accessors
62 and setters. Add section size to Comdat_group mapping. Change
63 Comdat_group to std::map. Add is_comdat_ field. Add
64 linkonce_size field in union.
65 (class Layout): Update declaration of find_or_add_kept_section.
66 Don't declare find_kept_object.
67 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
68 parameter. Add object, shndx, is_comdat, and is_group_name
69 parameters. Change all callers. Adjust for new Kept_section.
70 (Layout::find_kept_object): Remove.
71 * object.cc (Sized_relobj::include_section_group): Update use of
72 Kept_section. Rename secnum to shndx. Only record
73 Kept_comdat_section if sections are the same size.
74 (Sized_relobj::include_linkonce_section): Update use of
75 Kept_section. Only record Kept_comdat_section if sections are the
76 same size. Set size of linkonce section.
77 (Sized_relobj::map_to_kept_section): Update call to
78 get_kept_comdat_section.
79 * object.h (class Sized_relobj): Rename fields in
80 Kept_comdat_section to drop trailing underscores; change object
81 field to Relobj*. Change Kept_comdat_section_table to store
82 struct rather than pointer.
83 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
84 Add kept_object and kept_shndx parameters. Change all callers.
85 (Sized_relobj::get_kept_comdat_section): Change return type to
86 bool. Add kept_object and kept_shndx parameters. Change all
88 * plugin.cc (Pluginobj::include_comdat_group): Update call to
89 Layout::find_or_add_kept_section.
91 2009-07-09 Ian Lance Taylor <iant@google.com>
93 * merge.cc (Object_merge_map::initialize_input_to_output_map):
94 Reserve space in the hash table.
96 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
98 * fileread.cc (File_read::get_mtime): New method.
99 * fileread.h (Timespec): New structure.
100 (File_read::get_mtime): New method.
101 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
102 Renamed from timestamp_nsec.
103 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
105 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
107 (Incremental_inputs::report_archive): Save mtime; style fix.
108 (Incremental_inputs::report_obejct): Save mtime; style fix.
109 (Incremental_inputs::report_script): Save mtime; style fix.
110 (Incremental_inputs::finalize_inputs): Style fix.
111 (Incremental_inputs::finalize): Style fix.
112 (Incremental_inputs::create_input_section_data): Store inputs
114 * incremental.h (Incremental_inputs::report_script): Add mtime
116 (Incremental_inputs::Input_info::Input_info): Intialize only one
118 (Incremental_inputs::Input_info::archive): Move to nameless
120 (Incremental_inputs::Input_info::obejct): Move to nameless union.
121 (Incremental_inputs::Input_info::script): Move to nameless union.
122 (Incremental_inputs::mtime): New field.
123 * script.cc (read_input_script): Pass file mtime to
125 * script.h (Script_info::inputs): Style fix.
127 2009-07-01 Ian Lance Taylor <ian@airs.com>
129 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
132 2009-06-24 Ian Lance Taylor <iant@google.com>
135 * layout.cc (Layout::choose_output_section): If we find an
136 existing section, update the flags.
137 (Layout::create_notes): New function, broken out of
139 (Layout::finalize): Don't create note sections.
140 (Layout::create_note): Don't crash if linker script discards
142 (Layout::create_gold_note): Likewise.
143 (Layout::create_build_id): Likewise. Don't set
144 after_input_sections on the section.
145 (Layout::create_executable_stack_info): Remove target parameter.
147 * layout.h (class Layout): Declare create_notes. Update
148 declaration of create_executable_stack_info.
149 * gold.cc (queue_middle_tasks): Call create_notes.
150 * output.cc (Output_section::update_flags_for_input_section): Move
151 here from output.h. If SHF_ALLOC flag is newly set, mark address
153 * output.h (Output_data::mark_address_invalid): New function.
154 (class Output_section): Only declare, not define,
155 update_flags_for_input_section. Remove set_flags.
157 2009-06-24 Ian Lance Taylor <iant@google.com>
159 * script-sections.cc (Output_section_definition::
160 set_section_addresses): Rename shadowing local load_address to
163 2009-06-24 Ian Lance Taylor <iant@google.com>
166 * reloc.cc (relocate_sections): Skip empty relocation sections.
168 2009-06-23 Ian Lance Taylor <iant@google.com>
171 * layout.cc (Layout::create_note): Use choose_output_section
172 rather than make_output_section.
174 2009-06-23 Ian Lance Taylor <iant@google.com>
177 * options.cc (General_options::parse_V): Set printed_version_.
178 (General_options::General_options): Initialize printed_version_.
179 * options.h (class General_options): Add printed_version_ field.
180 * gold.cc (queue_initial_tasks): If there are no input files,
181 don't give a fatal error if we printed the version information.
182 (queue_middle_tasks): If using -r with a shared object, give a
183 fatal error rather than an ordinary error.
185 2009-06-23 Ian Lance Taylor <iant@google.com>
188 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
189 (Layout::make_output_section): Set have_stabstr_section_ if we see
191 (Layout::finalize): Call link_stabs_sections.
192 (Layout::link_stabs_sections): New file.
193 * layout.h (class Layout): Add have_stabstr_section_ field.
194 Declare link_stabs_sections.
196 2009-06-23 Doug Kwan <dougkwan@google.com>
198 * Makefile.am (libgold_a_LIBADD): New.
199 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
200 * Makefile.in: Regenerate.
201 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
202 * configure: Regenerate.
203 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
204 * fileread.cc: Include sys/state.h
205 * gold.h: Declare memmem and strndup if found missing.
206 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
208 2009-06-23 Ian Lance Taylor <iant@google.com>
210 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
211 * configure: Rebuild.
213 2009-06-23 Ian Lance Taylor <iant@google.com>
216 * object.cc (Object::section_contents): Don't try to get a view if
217 the section has length zero.
218 (Object::handle_gnu_warning_section): If the section is empty, use
219 the name of the section as the warning.
221 2009-06-23 Ian Lance Taylor <iant@google.com>
224 * stringpool.h (class Stringpool_template): Add optimize_ field.
225 (Stringpool_template::set_optimize): New function.
226 * stringpool.cc (Stringpool_template::Stringpool_template):
227 Initialize optimize_ field.
228 (Stringpool_template::set_string_offsets): Test local optimize
229 fild rather than parameter.
230 * layout.cc (Layout::Layout): Call set_optimize on the section
233 2009-06-22 Ian Lance Taylor <iant@google.com>
236 * yyscript.y: Parse TARGET.
237 * script.cc (script_set_target): New function.
238 * script-c.h (script_set_target): Declare.
239 * options.cc (General_options::string_to_object_format): Rename
240 from string_to_object_format in anonymous namespace. Change
242 * options.h (class General_options): Declare
243 string_to_object_format.
245 2009-06-22 Ian Lance Taylor <iant@google.com>
247 * script-sections.cc (Script_sections::create_segments): Don't put
248 program headers in a PT_LOAD segment if -n or -N.
250 2009-06-22 Ian Lance Taylor <iant@google.com>
253 * options.h (class General_options): Add -z lazy and -z now. Sort
254 -z options into alphabetical order.
255 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
257 2009-06-21 Ian Lance Taylor <iant@google.com>
259 * layout.cc (Layout::make_output_section): Call
260 Target::new_output_section.
261 (Layout::attach_allocated_section_to_segment): Put large section
262 sections in a separate load segment with the large segment flag
264 (Layout::segment_precedes): Sort large data segments after other
266 (align_file_offset): New static function.
267 (Layout::set_segment_offsets): Use align_file_offset.
268 * output.h (class Output_section): Add is_small_section_ and
269 is_large_section_ fields.
270 (Output_section::is_small_section): New function.
271 (Output_section::set_is_small_section): New function.
272 (Output_section::is_large_section): New function.
273 (Output_section::set_is_large_section): New function.
274 (Output_section::is_large_data_section): New function.
275 (class Output_segment): Add is_large_data_segment_ field.
276 (Output_segment::is_large_data_segment): New function.
277 (Output_segment::set_is_large_data_segment): New function.
278 * output.cc (Output_section::Output_section): Initialize new
280 (Output_segment::Output_segment): Likewise.
281 (Output_segment::add_output_section): Add assertion that large
282 data sections always go in large data segments. Force small data
283 sections to the end of the list of data sections. Force small BSS
284 sections to the start of the list of BSS sections. For large BSS
285 sections to the end of the list of BSS sections.
286 * symtab.h (class Symbol): Declare is_common_shndx.
287 (Symbol::is_defined): Check Symbol::is_common_shndx.
288 (Symbol::is_common): Likewise.
289 (class Symbol_table): Define enum Commons_section_type. Update
290 declarations. Add small_commons_ and large_commons_ fields.
291 * symtab.cc (Symbol::is_common_shndx): New function.
292 (Symbol_table::Symbol_table): Initialize new fields.
293 (Symbol_table::add_from_object): Put small and large common
294 symbols in the right list.
295 (Symbol_table::sized_finalized_symbol): Check
296 Symbol::is_common_shndx.
297 (Symbol_table::sized_write_globals): Likewise.
298 * common.cc (Symbol_table::do_allocate_commons): Allocate new
299 common symbol lists. Don't call do_allocate_commons_list if the
301 (Symbol_table::do_allocate_commons_list): Remove is_tls
302 parameter. Add comons_section_type parameter. Change all
303 callers. Handle small and large common symbols.
304 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
305 Symbol::is_common_shndx.
306 * resolve.cc (symbol_to_bits): Likewise.
307 * target.h (Target::small_common_shndx): New function.
308 (Target::small_common_section_flags): New function.
309 (Target::large_common_shndx): New function.
310 (Target::large_common_section_flags): New function.
311 (Target::new_output_section): New function.
312 (Target::Target_info): Add small_common_shndx, large_common_shndx,
313 small_common_section_flags, and large_common_section_flags
315 (Target::do_new_output_section): New virtual function.
316 * arm.cc (Target_arm::arm_info): Initialize new fields.
317 * i386.cc (Target_i386::i386_info): Likewise.
318 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
320 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
321 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
322 (Target_x86_64::do_new_output_section): New function.
323 * configure.ac: Define conditional MCMODEL_MEDIUM.
324 * testsuite/Makefile.am (check_PROGRAMS): Add large.
325 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
326 (large_LDFLAGS): Define.
327 * testsuite/large.c: New file.
328 * testsuite/testfile.cc (Target_test::test_target_info):
329 Initialize new fields.
330 * configure, testsuite/Makefile.in: Rebuild.
332 2009-06-05 Doug Kwan <dougkwan@google.com>
334 * Makefile.am (CCFILES): Add target.cc.
335 * Makefile.in: Regenerate.
336 * i386.cc (class Target_i386): Define new virtual method to
337 override do_is_local_label_name in parent.
338 * object.cc (Sized_relobj::do_count_local_symbols): Discard
339 local symbols if --discard-locals or -X is given.
340 * options.h (class General_options): Declare new options
341 '--discard-locals' and '-X' for discarding locals.
342 * target.h (class Target): Define new methods is_local_label_name.
343 Declare new virtual method do_is_local_label_name.
344 * target.cc: New file.
345 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
346 (check_SCRIPTS): Add discard_locals_test.sh.
347 (check_DATA): Add discard_local_tests.syms.
348 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
349 (discard_local_tests.syms, discard_locals_test.o): New make rules.
350 * testsuite/Makefile.in: Regenerate.
351 * testsuite/discard_locals_test.c: New file.
352 * testsuite/discard_locals_test.sh: Same.
354 2009-06-05 Doug Kwan <dougkwan@google.com>
356 * object.cc (Sized_relobj::Sized_relobj): Initialize
357 discarded_eh_frame_shndx_ to -1U.
358 (Sized_relobj::do_layout): Record index of a discard .eh_frame
360 (Sized_relobj::do_count_local_symbols): Skip local symbols in
361 a discarded .eh_frame section.
362 (Sized_relobj::do_finalize_local_symbols): Ditto.
363 * object.h (class Sized_relobj): Declare new member
364 discarded_eh_frame_shndx_.
365 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
366 (local_labels_test.o, local_labels_test): New rules.
367 * testsuite/Makefile.in: Regenerate.
369 2009-06-04 Doug Kwan <dougkwan@google.com>
371 * layout.cc (Layout::section_name_mapping): Add mapping for
372 special ARM sections.
374 2009-06-03 Doug Kwan <dougkwan@google.com>
376 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
377 (utils::has_overflow): Same.
379 2009-06-03 Ian Lance Taylor <iant@google.com>
381 * layout.cc (Layout::section_name_mapping): New array, replacing
382 Layout::linkonce_mapping.
383 (Layout::section_name_mapping_count): New variable, replacing
384 Layout::linkonce_mapping_count.
385 (Layout::linkonce_output_name): Remove.
386 (Layout::output_section_name): Rewrite.
387 * layout.h (class Layout): Rename Linkonce_mapping to
388 Section_name_mapping, linkonce_mapping to section_name_mapping,
389 linkonce_mapping_count to section_name_mapping_count. Don't
390 declare linkonce_output_name.
392 2009-06-03 Doug Kwan <dougkwan@google.com>
394 * gold/arm.cc (namespace utils): New.
395 (Target_arm::reloc_is_non_pic): Define new method.
396 (class Arm_relocate_functions): New.
397 (Target_arm::Relocate::relocate): Handle relocation types used by
400 2009-06-03 Ian Lance Taylor <iant@google.com>
402 * arm.cc (Target_arm::scan::global): Use || instead of |.
404 2009-06-02 Doug Kwan <dougkwan@google.com>
406 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
407 issued_non_pic_error_.
408 (class Target_arm::Scan): Declare new method check_non_pic.
409 Define new method symbol_needs_plt_entry.
410 Declare new data member issued_non_pic_error_.
411 (class Target_arm::Relocate): Declare new method
412 should_apply_static_reloc.
413 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
414 (Target_arm::Scan::check_non_pic): Define new method.
415 (Target_arm::Scan::local): Handle a small subset of reloc types used
417 (Target_arm::Scan::local): Same.
418 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
420 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
422 * incremental.cc (Incremental_inputs::report_command_line): Filter
423 out --incremental-* options.
425 2009-05-29 Doug Kwan <dougkwan@google.com>
427 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
429 (class Target_arm): Update comment.
430 (Target_arm::Target_arm): Initialize new data members GOT_,
431 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
432 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
433 and Target_arm::rel_dyn_section.
434 Declare new_enum Target_arm::Got_type.
435 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
437 Update commments for member do_dynsym_value.
438 (Target_arm::got_size, Target_arm::plt_section,
439 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
440 new methods inside class defintion.
441 (Target_arm::got_section): Define new method.
442 (Target_arm::rel_dyn_section): Same.
443 (Output_data_plt_arm): New template class.
444 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
445 (Output_data_plt_arm:do_adjust_output_section): Define new method.
446 (Output_data_plt_arm::add_entry): Same.
447 (Output_data_plt_arm::first_plt_entry): Define new
448 static data member for PLT instruction template.
449 (Output_data_plt_arm::plt_entry): Same.
450 (Output_data_plt_arm::do_write): Define new method.
451 (Target_arm::make_plt_entry): Same.
452 (Target_arm::do_finalize_sections): Same.
453 (Target_arm::do_dynsym_value): Same.
455 2009-05-28 Doug Kwan <dougkwan@google.com>
457 * Makefile.am (TARGETSOURCES): Add arm.cc.
458 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
459 * Makefile.in: Regenerate.
461 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
463 2009-05-26 Doug Kwan <dougkwan@google.com>
465 * options.cc (General_options::parse_exclude_libs). Fix a comment.
466 (General_options::check_excluded_libs): Strip off directories in
467 archive name before matching like GNU ld does.
468 * testsuite/Makefile.am (MOSTLYCLEANFILES,
469 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
470 (exclude_libs_test_LDFLAGS): Add linker option
471 -Wl,--exclude-libs,libexclude_libs_test_3
472 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
473 an explicit archive without using -l.
474 (alt/libexclude_libs_test_3.a): New make rule.
475 * testsuite/Makefile.in: Regenerate.
476 * testsuite/exclude_libs_test.c : Declare lib3_default().
478 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
479 * exclude_libs_test_3.c: New file.
481 2009-05-26 Nick Clifton <nickc@redhat.com>
483 * po/id.po: New Indonesian translation.
484 * po/gold.pot: Updated template file.
486 2009-05-22 Sriraman Tallam <tmsriram@google.com>
488 * testsuite/Makefile.am: Add -ffunction-sections to compile
489 gc_comdat_test files. Add -Wl,--gc-sections to build
491 * testsuite/Makefile.in: Regenerate.
492 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
494 2009-05-21 Sriraman Tallam <tmsriram@google.com>
496 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
497 kept comdat section was garbage collected.
498 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
499 * testsuite/Makefile.in: Regenerate.
500 * testsuite/gc_comdat_test.sh: New file.
501 * testsuite/gc_comdat_test_1.cc: New file.
502 * testsuite/gc_comdat_test_2.cc: New file.
504 2009-05-19 Doug Kwan <dougkwan@google.com>
506 * archive.cc (Archive::Archive): Move constructor from archive.h
507 to here. Initialize no_export_.
508 (Archive::get_elf_object_for_member): Set no_export flag of object.
509 * archive.h (Archive::Archive): Move constructor body to
511 (Archive::no_export): New method.
512 (Archive::no_export_): New field.
513 * object.h (Object::Object): Initialize no_export_ to false.
514 (Object::no_export, Object::set_no_export): New methods.
515 (Object::no_export_): New field.
516 * options.cc (General_options::parse_exclude_libs): New method.
517 (General_options::check_excluded_libs) Same.
518 * options.h (exclude_libs): New option.
519 (General_options::check_excluded_libs): New method declaration.
520 (General_options::excluded_libs_): New field.
521 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
522 default or protected visibility if an object has no-export flag set.
523 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
524 (check_SCRIPTS): Add exclude_libs_test.sh.
525 (check_DATA): Add exclude_libs_test.syms.
526 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
527 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
528 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
529 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
530 (exclude_libs_test.syms, libexclude_libs_test_1.a,
531 libexclude_libs_test_2.a): New rules.
532 * testsuite/Makefile.in: Regenerate.
533 * testsuite/exclude_libs_test.c: New file.
534 * testsuite/exclude_libs_test.sh: Ditto.
535 * testsuite/exclude_libs_test_1.c: Ditto.
536 * testsuite/exclude_libs_test_2.c: Ditto.
538 2009-05-15 Ian Lance Taylor <iant@google.com>
540 * configure.ac: Check for declarations for cases where libiberty.h
541 checks HAVE_DECL_xxx.
542 * configure, config.in: Rebuild.
544 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
546 * gold.h (Incremental_argument_list): Remove (invalid) forward
548 * incremental.cc (Incremental_inputs::report_achive): New method.
549 (Incremental_inputs::report_object): New method.
550 (Incremental_inputs::report_script): New method.
551 (Incremental_inputs::finalize_inputs): New method.
552 (Incremental_inputs::finalize): Call finalize_inputs().
553 (Incremental_inputs::sized_create_incremental_inputs_section_data):
554 Create inputs entries.
555 * incremental.h (Incremental_input_type): New enum.
556 (Incremental_inputs::Incremental_input): Initialize new fields.
557 (Incremental_inputs::report_inputs): New method.
558 (Incremental_inputs::report_achive): New method.
559 (Incremental_inputs::report_object): New method.
560 (Incremental_inputs::report_script): New method.
561 (Incremental_inputs::finalize_inputs): New method.
562 (Incremental_inputs::Input_info): New struct.
563 (Incremental_inputs::Input_info_map): New typedef.
564 (Incremental_inputs::lock_): New field.
565 (Incremental_inputs::Inputs_): New field.
566 (Incremental_inputs::Inputs_map): New field.
567 * main.cc (main): Call Incremental_input::report_inputs.
568 * options.h (Input_argument_list): Typedef moved from
570 (Input_file_group::Files): Remove, use ::Input_argument_list.
571 (Input_file_group::Input_argument_list): Remove, use
572 ::Input_argument_list.
573 * plugin.cc (Plugin_manager::add_input_file): Add error in
575 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
577 * script.cc (read_input_script): Call
578 Incremental_input::report_script.
579 * script.h (Script_info): New class.
581 2009-04-27 Ian Lance Taylor <iant@google.com>
583 * x86_64.cc (do_adjust_output_section): Set entsize to
586 2009-04-23 Elliott Hughes <enh@google.com>
588 * output.cc (Output_file::close): After short writes, continue
589 writing from the correct offset in the buffer being written.
591 2009-04-23 Chris Demetriou <cgd@google.com>
593 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
594 * configure: Regenerate.
595 * config.in: Regenerate.
596 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
597 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
599 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
601 * incremental.cc (Incremental_inputs_header_data): Renamed from
602 Incremental_input_header_data.
603 (Incremental_inputs_header_data::data_size): New field.
604 (Incremental_inputs_header_data::put_input_file_count): Renamed
605 from input_file_count.
606 (Incremental_inputs_header_data::put_command_line_offset): Renamed
607 from command_line_offset.
608 (Incremental_inputs_header_data::put_reserved): Renamed from
610 (Incremental_inputs_entry_data): Renamed from
611 Incremental_input_entry_data.
612 (Incremental_inputs_entry_data::data_size): New field.
613 (Incremental_inputs::report_command_line): New method.
614 (Incremental_inputs::finalize): New method.
615 (Incremental_inputs::create_incremental_inputs_data): New method.
616 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
617 * incremental.h: New file.
618 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
619 (Layout::finalize): Create incremental inputs section in
621 (Layout::create_incremental_info_sections): New method.
622 * layout.h (Layout::incremental_inputs): New method.
623 (Layout::create_incremental_info_sections): New method.
624 (Layout::incremental_inputs_): New field.
625 * main.cc (main): Notify Incremental_input of the command line.
627 2009-04-01 Ian Lance Taylor <iant@google.com>
628 Mikolaj Zalewski <mikolajz@google.com>
630 * gold.h (reserve_unordered_map): Define, three versions, one for
631 each version of Unordered_map.
632 * layout.cc (Layout::Layout): Remove options parameter. Add
633 number_of_input_files parameter. Don't initialize options_.
634 Initialize number_of_input_files_ and resized_signatures_. Move
635 sections_are_attached_.
636 (Layout::layout_group): Reserve space for group_signatures_.
637 (Layout::find_or_add_kept_section): Change name parameter to be a
638 reference. Resize signatures_ map when it gets large enough.
639 (Layout::layout_eh_frame): Use parameters->options() instead of
641 (Layout::make_output_section): Likewise.
642 (Layout::attach_allocated_section_to_segment): Likewise.
643 (Layout::finalize, Layout::create_executable_stack): Likewise.
644 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
645 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
646 * layout.h (class Layout): Update declarations. Remove options_
647 field. Add number_of_input_files_ and resized_signatures_
648 fields. Move sections_are_attached_ field.
649 * main.cc (main): Pass number of input files to Layout
650 constructor. Don't pass options.
652 2009-03-30 Ian Lance Taylor <iant@google.com>
654 * ffsll.c (ffsll): Correct implementation.
656 2009-03-27 Ian Lance Taylor <iant@google.com>
659 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
660 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
661 * ftruncate.c (ftruncate): Declare before definition.
662 * mremap.c (mremap): Likewise.
663 * pread.c (pread): Likewise.
664 * configure, Makefile.in, config.in: Rebuild.
666 * mremap.c: New file.
667 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
668 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
669 (mremap): Declare if HAVE_MREMAP is not defined.
670 * configure, Makefile.in, config.in: Rebuild.
672 2009-03-27 Cary Coutant <ccoutant@google.com>
674 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
675 position independent.
676 * sparc.cc (Target_sparc::check_non_pic): Likewise.
677 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
679 2009-03-24 Cary Coutant <ccoutant@google.com>
681 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
683 (needs_dynamic_reloc): Likewise.
685 2009-03-24 Ian Lance Taylor <iant@google.com>
687 * yyscript.y (file_cmd): Recognize EXTERN.
688 (extern_name_list, extern_name_list_body): New nonterminals.
689 * script.cc (script_add_extern): Define.
690 * script-c.h (script_add_extern): Declare.
692 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
694 * object.cc (is_elf_object): Define.
695 * object.h (is_elf_object): Declare.
696 * archive.cc (Archive::get_elf_object_for_member): Call
698 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
700 2009-03-24 Elliott Hughes <enh@google.com>
702 * output.cc (Output_file::map_anonymous): Define.
703 (Output_file::map): Use map_anonymous. If the regular mmap fails,
704 try an anonymous one. Report the size if the mmap fails.
705 * output.h (class Output_file): Declare map_anonymous.
707 2009-03-24 Ian Lance Taylor <iant@google.com>
709 * target-select.cc (instantiate_target): Don't acquire the lock if
710 the instantiated_target_ field has already been set.
712 2009-03-23 Ian Lance Taylor <iant@google.com>
714 * gold-threads.h (class Initialize_lock): Define.
715 * gold-threads.cc (class Initialize_lock_once): Define.
716 (initialize_lock_control): New static variable.
717 (initialize_lock_pointer): New static variable.
718 (initialize_lock_once): New static function.
719 (Initialize_lock::Initialize_lock): Define.
720 (Initialize_lock::initialize): Define.
721 * target-select.h: Include "gold-threads.h".
722 (class Target_selector): Add lock_ and initialize_lock_ fields.
723 Don't define instantiate_target, just declare it.
724 * target-select.cc (Target_selector::Target_selector): Initialize
726 (Target_selector::instantiate_target): Define.
727 * descriptors.h: Include "gold-threads.h".
728 (class Descriptors): Add initialize_lock_ field.
729 * descriptors.cc (Descriptors::Descriptors): Initialize new
731 (Descriptors::open): Use initialize_lock_ field
732 * errors.h (class Errors): Add initialize_lock_ field.
733 * errors.cc (Errors::Errors): Initialize new field.
734 (Errors::initialize_lock): Use initialize_lock_ field.
735 * powerpc.cc (class Target_selector_powerpc): Remove
736 instantiated_target_ field. In do_recognize call
737 instantiate_target rather than do_instantiate_target. In
738 do_instantiate_target just allocate a new target.
739 * sparc.cc (class Target_selector_sparc): Likewise.
741 * freebsd.h: New file.
742 * i386.cc: Include "freebsd.h".
743 (Target_i386): Derive from Target_freebsd rather than
745 (Target_selector_i386): Derive from Target_selector_freebsd rather
746 than Target_selector.
747 * x86_64.cc: Include "freebsd.h".
748 (Target_x86_64): Derive from Target_freebsd rather than
750 (Target_selector_x86_64): Derive from Target_selector_freebsd
751 rather than Target_selector.
752 * target.h (class Target): Add adjust_elf_header and
753 do_adjust_elf_header.
754 * output.cc (Output_file_header:: do_sized_write): Call target
755 adjust_elf_header routine.
756 * configure.tgt: Set targ_osabi.
757 * configure.ac: Define GOLD_DEFAULT_OSABI.
758 * parameters.cc (Parameters::default_target): Pass
759 GOLD_DEFAULT_OSABI to select_target.
760 * target-select.h (class Target_selector): Make instantiate_target
761 protected rather than private.
762 * Makefile.am (HFILES): Add freebsd.h.
763 * configure, Makefile.in, config.in: Rebuild.
765 * merge.cc (do_add_input_section): Correct pend value. Change
766 message about last entry not being null terminated from error to
769 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
771 * incremental.cc: New file.
772 * Makefile.am (CCFILES): Add incremental.cc.
773 * Makefile.in: Rebuild.
775 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
777 * layout.cc (Layout::output_section_name): Preserve names
778 of '.note.' sections.
780 2009-03-19 Ian Lance Taylor <iant@google.com>
782 * descriptors.cc (Descriptors::open): Check that the options are
783 valid before using them.
785 2009-03-18 Ian Lance Taylor <iant@google.com>
787 * script-sections.h: Include <list>.
788 (class Script_sections): Change Sections_elements from std::vector
789 to std::list. Typedef public Elements_iterator. Add
790 orphan_section_placement_, data_segment_align_start_, and
791 saw_data_segment_align_ fields. Remove data_segment_align_index_
793 * script-sections.cc (class Orphan_section_placement): New class.
794 (class Sections_element): Add virtual functions is_relro and
795 orphan_section_init. Remove virtual function place_orphan_here.
796 (class Output_section_definition): Add is_relro and
797 orphan_section_init. Remove place_orphan_here.
798 (class Orphan_output_section): Likewise.
799 (Script_sections::Script_sections): Update for field changes.
800 (Script_sections::data_segment_align): Set saw_data_segment_align_
801 and data_segment_align_start_, not data_segment_align_index.
802 (Script_sections::data_segment_relro_end): Check
803 saw_data_segment_align_. Use data_segment_align_start_ rather
804 than data_segment_align_index_.
805 (Script_sections::place_orphan): Rewrite to use
806 Orphan_section_placement.
808 2009-03-17 Ian Lance Taylor <iant@google.com>
810 * archive.cc (Archive::add_symbols): Check for a version attached
811 to the symbol name in the archive map.
812 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
813 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
814 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
815 (ver_test_11.a): New target.
816 * testsuite/Makefile.in: Rebuild.
818 * configure.ac: Check for chsize and posix_fallocate. Replace
820 * ftruncate.c: New file, from gnulib.
821 * output.cc (posix_fallocate): Define dummy version if not
822 HAVE_POSIX_FALLOCATE.
823 (Output_file::map): Call posix_fallocate rather than lseek and
825 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
826 * configure, Makefile.in, config.in: Rebuild.
828 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
830 * layout.h (Layout::create_note): Add section_name parameter.
831 * layout.cc (Layout::create_note): Likewise.
832 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
834 2009-03-17 Ian Lance Taylor <iant@google.com>
836 * descriptors.cc: Include "options.h".
837 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
838 (Descriptors::open): Always use O_CLOEXEC when opening a new
839 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
842 * sparc.cc (class Target_sparc): Add has_got_section.
843 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
844 make sure we have a GOT section.
846 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
847 (Target_sparc::Scan::local): Likewise.
848 (Target_sparc::Scan::global): Likewise.
849 (Target_sparc::Relocate::relocate): Likewise.
850 (Target_sparc::Relocate::relocate_tls): Likewise.
852 * symtab.cc (Symbol_table::define_default_version): New function,
853 broken out of add_from_object.
854 (Symbol_table::add_from_object): Call define_default_version.
855 (Symbol_table::define_special_symbol): Add resolve_oldsym
856 parameter. Change all callers. If the version for a symbol comes
857 from a version script, resolve it with the symbol with the same
858 name with no version. Also add the symbol without a version if
860 (do_define_in_output_data): If resolving with oldsym, don't delete
862 (do_define_in_output_segment): Likewise.
863 (do_define_as_constant): Likewise.
864 * symtab.h (class Symbol_table): Update declarations.
866 2009-03-13 Ian Lance Taylor <iant@google.com>
868 * readsyms.cc (Read_symbols::incompatible_warning): New function.
869 (Read_symbols::requeue): New function.
870 (Read_symbols::do_read_symbols): If make_elf_object fails because
871 the target type is not configured, and the file was searched for,
872 issue a warning and retry with the next directory.
873 (Add_symbols::run): If the file has an incompatible format, and
874 it was searched for, requeue the Read_symbols task. On error,
876 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
877 dirindex parameter to constructor. Change all callers. Declare
878 incompatible_warning and requeue.
879 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
880 input_argument_ and input_group_ fields. Add them to
881 constructor. Change all callers.
882 (class Read_script): Add dirindex_ field. Add it to constructor.
884 * archive.cc (Archive::setup): Remove input_objects parameter.
886 (Archive::get_file_and_offset): Likewise.
887 (Archive::read_all_symbols): Likewise.
888 (Archive::read_symbols): Likewise.
889 (Archive::get_elf_object_for_member): Remove input_objects
890 parameter. Add punconfigured parameter. Change all callers.
891 (Archive::add_symbols): Change return type to bool. Check return
892 value of include_member.
893 (Archive::include_all_members): Likewise.
894 (Archive::include_member): Change return type to bool. Return
895 false if first included object has incompatible target. Set
896 included_member_ field.
897 (Add_archive_symbols::run): If add_symbols returns false, requeue
899 * archive.h (class Archive): Add included_member_ field.
900 Initialize it in constructor. Add input_file and searched_for
901 methods. Update declarations.
902 (class Add_archive_symbols): Add dirpath_, dirindex_, and
903 input_argument_ fields. Add them to constructor. Change all
905 * script.cc: Include "target-select.h".
906 (class Parser_closure): Add skip_on_incompatible_target_ and
907 found_incompatible_target_ fields. Add
908 skip_on_incompatible_target parameter to constructor. Change all
909 callers. Add methods skip_on_incompatible_target,
910 clear_skip_on_incompatible_target, found_incompatible_target, and
911 set_found_incompatible_target.
912 (read_input_script): Add dirindex parameter. Change all callers.
913 If parser finds an incompatible target, requeue Read_symbols
915 (script_set_symbol): Clear skip_on_incompatible_target in
917 (script_add_assertion, script_parse_option): Likewise.
918 (script_start_sections, script_add_phdr): Likewise.
919 (script_check_output_format): New function.
920 * script.h (read_input_script): Update declaration.
921 * script-c.h (script_check_output_format): Declare.
922 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
923 (ignore_cmd): Remove OUTPUT_FORMAT.
924 * fileread.cc (Input_file::Input_file): Add explicit this.
925 (Input_file::will_search_for): New function.
926 (Input_file::open): Add pindex parameter. Change all callers.
927 * fileread.h (class Input_file): Add input_file_argument method.
928 Declare will_search_for. Update declarations.
929 * object.cc (make_elf_object): Add punconfigured parameter.
931 * object.h (class Object): Make input_file public. Add
933 (make_elf_object): Update declaration.
934 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
936 * dirsearch.h (class Dirsearch): Update declaration.
937 * options.h (class General_options): Add --warn-search-mismatch.
938 * parameters.cc (Parameters::is_compatible_target): New function.
939 * parameters.h (class Parameters): Declare is_compatible_target.
940 * workqueue.cc (Workqueue::add_blocker): New function.
941 * workqueue.h (class Workqueue): Declare add_blocker.
943 * fileread.cc (Input_file::open): Remove options parameter.
945 (Input_file::open_binary): Likewise.
946 * script.cc (read_input_script): Likewise.
947 * readsyms.h (class Read_symbols): Remove options_ field. Remove
948 options parameter from constructor. Change all callers.
949 (class Read_script): Likewise.
950 * fileread.h (class Input_file): Update declarations.
951 * script.h (read_input_script): Update declaration.
953 2009-03-10 Nick Clifton <nickc@redhat.com>
955 * po/es.po: New Spanish translation.
957 2009-03-06 Cary Coutant <ccoutant@google.com>
959 * options.cc (parse_short_option): Keep dash_z from registering itself.
961 2009-03-03 Ian Lance Taylor <iant@google.com>
964 * target-reloc.h (relocate_section): Pass output_section to
966 * i386.cc (Target_i386::should_apply_static_reloc): Add
967 output_section parameter. Change all callers.
968 (Target_i386::Relocate::relocate): Add output_section parameter.
969 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
970 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
971 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
972 * testsuite/two_file_shared.sh: New script.
973 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
974 (check_DATA): Add two_file_shared.dbg.
975 (two_file_shared.dbg): New target.
976 * testsuite/Makefile.in: Rebuild.
978 2009-03-01 Ian Lance Taylor <iant@google.com>
980 * configure.ac: Check for byteswap.h.
981 * configure: Rebuild.
982 * config.in: Rebuild.
984 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
986 * layout.cc (Layout::find_or_add_kept_section): New function.
987 (Layout::add_comdat): Removed.
988 * layout.h (struct Kept_section): Move out of class Layout.
989 Remove trailing underscores from field names. Add group_sections
990 field. Rename group_ field to is_group. Change all uses.
991 (class Layout): Declare find_or_add_kept_section, not add_comdat.
992 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
993 comdat_groups_ field.
994 (Sized_relobj::include_section_group): Use
995 find_or_add_kept_section and Kept_section::group_sections.
996 (Sized_relobj::include_linkonce_section): Likewise.
997 * object.cc (class Sized_relobj): Don't define Comdat_group or
998 Comdat_group_table. Remove find_comdat_group and
999 add_comdat_group. Remove comdat_groups_ field.
1000 * plugin.cc (include_comdat_group): Use
1001 Layout::find_or_add_kept_section.
1003 2009-02-28 Ian Lance Taylor <iant@google.com>
1005 * README: --gc-sections and map files are now supported. Document
1006 some build requirements.
1009 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1010 relocatable link set the value of the section symbol to zero.
1011 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1012 relocatable link don't include the section address in the local
1015 2009-02-27 Ian Lance Taylor <iant@google.com>
1018 * options.h (class Search_directory): Add is_system_directory.
1019 (class General_options): Declare is_in_system_directory.
1020 * options.cc (get_relative_sysroot): Make static.
1021 (get_default_sysroot): Make static.
1022 (General_optoins::is_in_system_directory): New function.
1023 * fileread.cc (Input_file::is_in_system_directory): New function.
1024 * fileread.h (class Input_file): Declare is_in_system_directory.
1025 * object.h (class Object): Add is_in_system_directory.
1026 (class Input_objects): Remove system_library_directory_ field.
1027 * object.cc (Input_objects::add_object): Don't set
1028 system_library_directory_.
1029 (input_objects::found_in_system_library_directory): Remove.
1030 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1031 parameter. Change all callers.
1032 (Symbol_table::sized_write_globals): Likewise.
1033 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1034 Call Object::is_in_system_directory.
1035 * symtab.h (class Symbol_table): Update declarations.
1038 * descriptors.h (Open_descriptor): Add is_on_stack field.
1039 * descriptors.cc (Descriptors::open): If the descriptor is on the
1040 top of the stack, remove it. Initialize is_on_stack field.
1041 (Descriptors::release): Only add pod to stack if it is not on the
1043 (Descriptors::close_some_descriptor): Clear stack_next and
1047 * output.cc (Output_section::find_starting_output_address): Rename
1048 from starting_output_address; add PADDR parameter; change return
1050 * output.h (class Output_section): Declare
1051 find_starting_output_address instead of starting_output_address.
1052 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1053 section symbol for which we can't find a merge section.
1056 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1057 hidden or internal, force the symbol to be local.
1058 * resolve.cc (Symbol::override_visibility): Define.
1059 (Symbol::override_base): Use override_visibility.
1060 (Symbol_table::resolve): Likewise.
1061 (Symbol::override_base_with_special): Likewise.
1062 (Symbol_table::override_with_special): If the visibility is hidden
1063 or internal, force the symbol to be local.
1064 * symtab.h (class Symbol): Add set_visibility and
1065 override_visibility.
1066 * testsuite/ver_test_1.sh: New file.
1067 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1068 (check_DATA): Add ver_test_1.syms.
1069 (ver_test_1.syms): New target.
1070 * testsuite/Makefile.in: Rebuild.
1072 2009-02-25 Cary Coutant <ccoutant@google.com>
1074 * layout.cc (Layout::choose_output_section): Don't rename sections
1075 when using a linker script that has a SECTIONS clause.
1076 * Makefile.in: Regenerate.
1078 * testsuite/Makefile.am (script_test_5.sh): New test case.
1079 * testsuite/Makefile.in: Regenerate.
1080 * testsuite/script_test_5.cc: New file.
1081 * testsuite/script_test_5.sh: New file.
1082 * testsuite/script_test_5.t: New file.
1084 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1086 * archive.cc (Archive::include_member): Update calls to add_symbols.
1087 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1088 the Layout argument.
1089 * dynobj.h (do_add_symbols): Add the Layout argument.
1090 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1092 * object.h (Object::add_symbols): Add the Layout argument.
1093 (Object::do_add_symbols): Add the Layout argument.
1094 (Sized_relobj::do_add_symbols): Add the Layout argument.
1095 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1096 Unify the two versions.
1097 (Add_plugin_symbols): Remove.
1098 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1099 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1100 (Add_plugin_symbols): Remove.
1101 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1102 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1103 (Add_symbols::run): Make it work with Pulginobj.
1105 2009-02-06 Ian Lance Taylor <iant@google.com>
1107 * object.cc (Sized_relobj::do_layout): Make info message start
1108 with lower case letter.
1110 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1112 * binary.cc: Fix file comment.
1114 * options.h (enum Incremental_disposition): Define.
1115 (class General_options): Add new options: --incremental,
1116 --incremental_changed, --incremental_unchanged,
1117 --incremental_unknown. Add incremental_disposition_ and
1118 implicit_incremental_ fields.
1119 (General_options::incremental_disposition): New function.
1120 (class Position_dependent_options): Add incremental_disposition
1122 (Position_dependent_options::copy_from_options): Set incremental
1124 * options.cc (General_options::parse_incremental_changed): New
1126 (General_options::parse_incremental_unchanged): New function.
1127 (General_options::parse_incremental_unknown): New function.
1128 (General_options::General_options): Initialize new fields
1129 incremental_disposition_ and implicit_incremental_.
1130 (General_options::finalize): Check for uasge of --incremental-*
1131 without --incremental.
1133 2009-02-06 Chris Demetriou <cgd@google.com>
1135 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1136 pointer and to report location as the file name associated with
1138 (gold_undefined_symbol_at_location): New function to replace the
1139 old gold_undefined_symbol functionality.
1140 * target-reloc.h (relocate_section): Update to use
1141 gold_undefined_symbol_at_location.
1142 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1143 Call gold_undefined_symbol function rather than gold_error.
1144 * errors.h (Errors::undefined_symbol): Take location as a
1145 string, rather than calculating it from a relocation.
1146 * errors.cc (Errors::fatal): Print "fatal error:" before the
1148 (Errors::error, Errors::error_at_location): Print "error: "
1149 before the formatted message.
1150 (Errors::undefined_symbol): Take location as a string, rather
1151 than calculating it from a relocation.
1152 (gold_undefined_symbol_at_location): New function akin to
1153 old gold_undefined_symbol, calculates location from relocation.
1154 (gold_undefined_symbol): Change to take only a Symbol pointer
1155 and to report location as the file name associated with the symbol.
1156 * testsuite/debug_msg.sh: Update for changed error messages.
1157 * testsuite/undef_symbol.sh: Likewise.
1159 2009-02-04 Duncan Sands <baldrick@free.fr>
1162 * reduced_debug_output.h
1163 (Output_reduced_debug_abbrev_section::failed): Use format for
1165 (Output_reduced_debug_info_section::faild): Likewise.
1167 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1169 * script.cc (Lazy_demangler): New class.
1170 (Version_script_info::get_symbol_version_helper): Demangle a
1173 2009-01-29 Cary Coutant <ccoutant@google.com>
1175 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1177 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1179 2009-01-28 Ian Lance Taylor <iant@google.com>
1181 * version.cc (version_string): Bump to 1.9.
1183 * gold.h: Include <cstring> and <stdint.h>.
1184 * version.cc: Include <cstdio>.
1185 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1187 * reduced_debug_output.cc (insert_into_vector): Rename from
1188 Insert_into_vector; change all callers. Use Swap_unaligned to
1189 avoid aliasing issue; remove union since it is unnecessary.
1191 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1193 * Makefile.am (CCFILES): Add gc.cc.
1195 * Makefile.in: Regenerate.
1196 * gold.cc (Gc_runner): New class.
1197 (queue_initial_tasks): Call garbage collection related tasks
1198 when corresponding options are invoked.
1199 (queue_middle_gc_tasks): New function.
1200 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1201 processed early before laying out sections during garbage collection.
1202 * gold.h (queue_middle_gc_tasks): New function.
1203 (is_prefix_of): Move from "layout.cc".
1204 * i386.cc (Target_i386::gc_process_relocs): New function.
1205 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1206 * main.cc (main): Create object of class "Garbage_collection".
1207 * object.cc (Relobj::copy_symbols_data): New function.
1208 (Relobj::is_section_name_included): New function.
1209 (Sized_relobj::do_layout): Allow this function to be called twice
1210 during garbage collection and defer layout of section during the
1212 * object.h (Relobj::get_symbols_data): New function.
1213 (Relobj::is_section_name_included): New function.
1214 (Relobj::copy_symbols_data): New function.
1215 (Relobj::set_symbols_data): New function.
1216 (Relobj::get_relocs_data): New function.
1217 (Relobj::set_relocs_data): New function.
1218 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1219 (Relobj::gc_process_relocs): New function.
1220 (Relobj::do_gc_process_relocs): New pure virtual function.
1221 (Relobj::sd_): New data member.
1222 (Sized_relobj::is_output_section_offset_invalid): New function.
1223 (Sized_relobj::do_gc_process_relocs): New function.
1224 * options.h (General_options::gc_sections): Modify to not be a no-op.
1225 (General_options::print_gc_sections): New option.
1226 * plugin.cc (Plugin_finish::run): Remove function call to
1227 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1228 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1229 * reloc.cc (Read_relocs::run): Add task to process relocs and
1230 determine unreferenced sections when doing garbage collection.
1231 (Gc_process_relocs): New class.
1232 (Sized_relobj::do_gc_process_relocs): New function.
1233 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1234 sections that are garbage collected.
1235 * reloc.h (Gc_process_relocs): New class.
1236 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1237 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1238 symbols whose corresponding sections are garbage collected.
1239 (Symbol_table::Symbol_table): Add new parameter for the garbage
1241 (Symbol_table::gc_mark_undef_symbols): New function.
1242 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1243 (Symbol_table::gc_mark_dyn_syms): New function.
1244 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1246 (Symbol_table::add_from_object): Likewise.
1247 (Symbol_table::add_from_relobj): When building shared objects, do not
1248 treat externally visible symbols as garbage.
1249 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1250 table information for static and relocatable links.
1251 * symtab.h (Symbol_table::set_gc): New function.
1252 (Symbol_table::gc): New function.
1253 (Symbol_table::gc_mark_undef_symbols): New function.
1254 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1255 (Symbol_table::gc_mark_dyn_syms): New function.
1256 (Symbol_table::gc_): New data member.
1257 * target.h (Sized_target::gc_process_relocs): New pure virtual
1259 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1260 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1262 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1264 * options.h (General_options::gc_sections): Define as a no-op for now.
1265 (General_options::no_keep_memory): Ditto.
1266 (General_options::Bshareable): Define.
1267 * options.cc (General_options::finalize): Honor -Bshareable.
1269 2009-01-20 Andreas Schwab <schwab@suse.de>
1271 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1272 read the value in the contents, since we don't use it. Use the
1273 template endianness when writing.
1274 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1276 2009-01-19 Andreas Schwab <schwab@suse.de>
1278 * configure.tgt (powerpc64-*): Fix targ_obj.
1280 2009-01-15 Ian Lance Taylor <iant@google.com>
1282 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1283 local symbols when stripping all symbols.
1285 2009-01-14 Cary Coutant <ccoutant@google.com>
1287 * output.cc (Output_reloc): Add explicit instantiations.
1289 2009-01-14 Cary Coutant <ccoutant@google.com>
1291 * archive.cc (Archive::get_elf_object_for_member): Remove call
1292 to File_read::claim_for_plugin.
1293 * descriptors.cc (Descriptors::open): Remove reference to
1295 (Descriptors::claim_for_plugin): Remove.
1296 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1297 (Descriptors::is_claimed): Remove.
1298 (claim_descriptor_for_plugin): Remove.
1299 * fileread.cc (File_read::claim_for_plugin): Remove.
1300 * fileread.h (File_read::claim_for_plugin): Remove.
1301 (File_read::descriptor): Reopen descriptor if necessary.
1302 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1303 (Plugin_manager::all_symbols_read): Add task parameter. Change
1305 (Plugin_manager::get_input_file): New function.
1306 (Plugin_manager::release_input_file): New function.
1307 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1308 corresponding data member.
1309 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1310 and pass to base constructor. Change all callers.
1311 (get_input_file, release_input_file): New functions.
1312 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1313 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1314 (Plugin_manager::all_symbols_read): Add task parameter.
1315 (Plugin_manager::get_input_file): New function.
1316 (Plugin_manager::release_input_file): New function.
1317 (Plugin_manager::task_): New data member.
1318 (Pluginobj::Pluginobj): Add filesize parameter.
1319 (Pluginobj::filename): New function.
1320 (Pluginobj::descriptor): New function.
1321 (Pluginobj::filesize): New function.
1322 (Pluginobj::filesize_): New data member.
1323 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1324 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1325 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1327 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1328 with archive libraries.
1329 * testsuite/Makefile.in: Regenerate.
1330 * testsuite/plugin_test.c (struct sym_info): New type.
1331 (get_input_file, release_input_file): New static variables.
1332 (onload): Capture new transfer vector entries.
1333 (claim_file_hook): Stop reading at end of file according to filesize.
1334 Factor out parsing of readelf output into separate function.
1335 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1336 APIs and get the source file name from the symbol table. Convert
1337 source file name to corresponding object file name. Print info
1338 message when adding new input files.
1339 (parse_readelf_line): New function.
1340 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1341 * testsuite/plugin_test_2.sh: Likewise.
1342 * testsuite/plugin_test_3.sh: Likewise.
1343 * testsuite/plugin_test_4.sh: New test case.
1345 2009-01-07 Ian Lance Taylor <iant@google.com>
1347 * version.cc (version_string): Bump to 1.8.
1349 2008-12-23 Cary Coutant <ccoutant@google.com>
1351 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1352 * plugin.cc (Plugin_manager::finish): Rename as
1353 layout_deferred_objects. Move cleanup to separate function.
1354 (Plugin_manager::cleanup): New function.
1355 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1357 * plugin.h (Plugin_manager::finish): Rename as
1358 layout_deferred_objects.
1359 (Plugin_manager::cleanup): New function.
1360 (Plugin_manager::cleanup_done): New field.
1362 2008-12-23 Cary Coutant <ccoutant@google.com>
1364 * plugin.cc (is_visible_from_outside): New function.
1365 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1366 so we don't return "IR only" status for exported symbols or -r links.
1368 * testsuite/Makefile.am (plugin_test_3): New test case.
1369 * testsuite/Makefile.in: Regenerate.
1370 * testsuite/plugin_test_3.sh: New file.
1372 2008-12-22 Cary Coutant <ccoutant@google.com>
1374 * object.cc (Sized_relobj::layout_section): New function.
1375 (Sized_relobj::do_layout): Defer layout of input sections until after
1376 plugin has provided replacement files.
1377 (Sized_relobj::do_layout_deferred_sections): New function.
1378 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1379 (Relobj::layout_deferred_sections): New function.
1380 (Relobj::do_layout_deferred_sections): New function.
1381 (Sized_relobj::do_layout_deferred_sections): New function.
1382 (Sized_relobj::layout_section): New function.
1383 (Sized_relobj::Deferred_layout): New structure.
1384 (Sized_relobj::deferred_layout_): New field.
1385 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1386 Change all callers. Layout deferred sections.
1387 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1389 (Plugin_hook::run): Move code from do_plugin_hook inline.
1390 (Plugin_hook::do_plugin_hook): Remove.
1391 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1392 (Plugin_manager::finish): Renamed, was cleanup.
1393 (Plugin_manager::should_defer_layout): New function.
1394 (Plugin_manager::add_deferred_layout_object): New function.
1395 (Plugin_manager::Deferred_layout_list): New type.
1396 (Plugin_manager::deferred_layout_objects_): New field.
1397 (Plugin_hook::do_plugin_hook): Remove.
1399 2008-12-17 Ian Lance Taylor <iant@google.com>
1401 * options.h (class General_options): Add --no case for
1404 2008-12-16 Cary Coutant <ccoutant@google.com>
1406 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1408 (Plugin_manager::claim_file): Create plugin object even if
1409 plugin did not call the add_symbols callback.
1410 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1411 asking for more symbols than were added.
1412 * testsuite/Makefile.am (plugin_test_1): Add test case with
1414 (empty.syms): New target.
1415 * testsuite/Makefile.in: Regenerate.
1416 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1417 message. Don't call add_symbols if no globals.
1418 (all_symbols_read_hook): Don't provide replacement for empty
1421 2008-12-12 Ian Lance Taylor <iant@google.com>
1423 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1424 r_type == 0 for a local symbol with r_sym == 0.
1425 (scan_relocatable_relocs): Pass r_sym to
1426 local_non_section_strategy.
1427 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1430 * configure.ac: Update test for TLS descriptors: they are
1431 supported as of glibc 2.9.
1432 * configure: Rebuild.
1434 2008-12-11 Ian Lance Taylor <iant@google.com>
1437 * target-reloc.h (Default_scan_relocatable_relocs): For each
1438 function, map r_type == 0 to RELOC_DISCARD.
1440 2008-12-10 Cary Coutant <ccoutant@google.com>
1442 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1443 object to override a kept COMDAT group from a plugin object.
1445 2008-12-09 Ian Lance Taylor <iant@google.com>
1448 * yyscript.y (file_cmd): Handle INPUT.
1450 * testsuite/initpri1.c: Change all declarations to be full
1451 prototypes by adding void, to avoid compiler warnings.
1453 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1455 * options.cc (General_options::parse_plugin_opt): New.
1456 (General_options::add_plugin): The argument now is just the filename.
1457 (General_options::add_plugin_option): New.
1458 * options.h (plugin_opt): New.
1459 (add_plugin): Change argument name.
1460 (add_plugin_option): New.
1461 * plugin.cc (Plugin::load): Don't parse the plugin option.
1462 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1463 (Plugin::add_option): New.
1464 (Plugin::args_): Change type.
1465 (Plugin::filename_): New.
1466 (Plugin_manager::add_plugin_option): New.
1467 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1468 * testsuite/Makefile.in: Regenerate.
1470 2008-12-05 Cary Coutant <ccoutant@google.com>
1472 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1473 Handle --strip-lto-sections option.
1474 * options.h (strip_lto_sections): New option.
1476 2008-12-01 Cary Coutant <ccoutant@google.com>
1478 * plugin.cc (ld_plugin_message): Change format parameter to const.
1479 Fix mismatch between new[] and delete.
1481 2008-11-14 Cary Coutant <ccoutant@google.com>
1483 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1486 2008-11-05 Craig Silverstein <csilvers@google.com>
1488 * options.cc (General_options::parse_dynamic_list): New function.
1489 * options.h (General_options): New flags dynamic_list,
1490 dynamic_list_data, dynamic_list_cpp_new, and
1491 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1492 (General_options::in_dynamic_list): New function.
1493 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1494 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1495 (Lex::can_continue_name): Likewise.
1497 (read_script_file): New parameter script_options.
1498 (read_dynamic_list): New function.
1499 (Script_options::define_dynamic_list): New function.
1500 (dynamic_list_keyword_parsecodes): New variable.
1501 (dynamic_list_keywords): New variable.
1502 * script.h (Script_options::define_dynamic_list): New function
1504 (read_dynamic_list): New function prototype.
1505 * symtab.cc (strprefix): New macro.
1506 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1507 dynamic_list_data, dynamic_list_cpp_new, and
1508 dynamic_list_cpp_typeinfo.
1509 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1510 (dynamic_list_expr): New rule.
1511 (dynamic_list_nodes): Likewise.
1512 (dynamic_list_node): Likewise.
1513 * testsuite/Makefile.am (dynamic_list): New test.
1514 * testsuite/Makefile.in: Regenerated.
1515 * testsuite/dynamic_list.t: New file.
1516 * testsuite/dynamic_list.sh: New file.
1518 2008-11-05 Craig Silverstein <csilvers@google.com>
1520 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1521 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1522 (t11_last): Likewise.
1523 * testsuite/ver_test_6.c (main): Likewise.
1525 2008-10-07 Cary Coutant <ccoutant@google.com>
1527 * options.c (General_options::finalize): Add check for -static and
1529 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1532 2008-10-02 Cary Coutant <ccoutant@google.com>
1534 * plugin.cc (make_sized_plugin_object): Fix conditional
1535 compilation to work when not all targets are enabled.
1537 2008-09-29 Cary Coutant <ccoutant@google.com>
1539 * archive.cc (Archive::get_file_and_offset): Use filename instead
1540 of name to get library path.
1541 (Archive::include_member): Unlock external member of a thin archive.
1543 * testsuite/Makefile.am (TEST_AR): New variable.
1544 (thin_archive_test_1): New test.
1545 (thin_archive_test_2): New test.
1546 * testsuite/Makefile.in: Regenerate.
1547 * testsuite/thin_archive_main.cc: New file.
1548 * testsuite/thin_archive_test_1.cc: New file.
1549 * testsuite/thin_archive_test_2.cc: New file.
1550 * testsuite/thin_archive_test_3.cc: New file.
1551 * testsuite/thin_archive_test_4.cc: New file.
1553 2008-09-29 Cary Coutant <ccoutant@google.com>
1555 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1556 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1558 (Sized_relobj::do_finalize_local_symbols): Likewise.
1559 (Sized_relobj::map_to_kept_section): Likewise.
1560 * object.h (Sized_relobj::invalid_address): New constant.
1561 (Sized_relobj::do_output_section_offset): Check for invalid_address
1563 * output.cc (Output_reloc::local_section_offset): Use constant
1564 invalid_address instead of -1U.
1565 (Output_reloc::get_address): Likewise.
1566 (Output_section::output_address): Change -1U to -1ULL.
1567 * output.h (Output_reloc::invalid_address): New constant.
1568 * reloc.cc (Sized_relobj::write_sections): Use constant
1569 invalid_address instead of -1U.
1570 (Sized_relobj::relocate_sections): Likewise.
1571 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1572 values for merge sections.
1573 * target-reloc.h (relocate_for_relocatable): Use constant
1574 invalid_address instead of -1U.
1576 2008-09-19 Cary Coutant <ccoutant@google.com>
1578 Add plugin functionality for link-time optimization (LTO).
1579 * configure.ac (plugins): Add --enable-plugins option.
1580 * configure: Regenerate.
1581 * config.in: Regenerate.
1582 * Makefile.am (LIBDL): New variable.
1583 (CCFILES): Add plugin.cc.
1584 (HFILES): Add plugin.h.
1585 (ldadd_var): Add LIBDL.
1586 * Makefile.in: Regenerate.
1588 * archive.cc: Include "plugin.h".
1589 (Archive::setup): Don't preread archive symbols when using a plugin.
1590 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1591 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1593 (Archive::include_member): Add symbols from plugin objects.
1594 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1595 * descriptors.cc (Descriptors::open): Check for file descriptors
1596 abandoned by plugins.
1597 (Descriptors::claim_for_plugin): New function.
1598 * descriptors.h (Descriptors::claim_for_plugin): New function.
1599 (Open_descriptor::is_claimed): New field.
1600 (claim_descriptor_for_plugin): New function.
1601 * fileread.cc (File_read::claim_for_plugin): New function.
1602 * fileread.h (File_read::claim_for_plugin): New function.
1603 (File_read::descriptor): New function.
1604 * gold.cc: Include "plugin.h".
1605 (queue_initial_tasks): Add task to call plugin hooks for generating
1607 * main.cc: Include "plugin.h".
1608 (main): Load plugin libraries.
1609 * object.h (Pluginobj): Declare.
1610 (Object::pluginobj): New function.
1611 (Object::do_pluginobj): New function.
1612 (Object::set_target): New function.
1613 * options.cc: Include "plugin.h".
1614 (General_options::parse_plugin): New function.
1615 (General_options::General_options): Initialize plugins_ field.
1616 (General_options::add_plugin): New function.
1617 * options.h (Plugin_manager): Declare.
1618 (General_options): Add --plugin option.
1619 (General_options::has_plugins): New function.
1620 (General_options::plugins): New function.
1621 (General_options::add_plugin): New function.
1622 (General_options::plugins_): New field.
1623 * plugin.cc: New file.
1624 * plugin.h: New file.
1625 * readsyms.cc: Include "plugin.h".
1626 (Read_symbols::do_read_symbols): Check for archive before checking
1627 for ELF file. Call plugin hooks to claim files.
1628 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1629 from a real object file; force override when processing replacement
1631 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1632 (Symbol::init_base_object): Likewise.
1633 (Symbol::init_base_output_data): Likewise.
1634 (Symbol::init_base_output_segment): Likewise.
1635 (Symbol::init_base_constant): Likewise.
1636 (Symbol::init_base_undefined): Likewise.
1637 (Symbol::output_section): Assert that object is not a plugin.
1638 (Symbol_table::add_from_pluginobj): New function.
1639 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1641 (Symbol_table::sized_write_globals): Likewise.
1642 (Symbol_table::add_from_pluginobj): Instantiate template.
1643 * symtab.h (Sized_pluginobj): Declare.
1644 (Symbol::in_real_elf): New function.
1645 (Symbol::set_in_real_elf): New function.
1646 (Symbol::in_real_elf_): New field.
1647 (Symbol_table::add_from_pluginobj): New function.
1649 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1650 (LIBDL): New variable.
1652 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1653 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1654 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1655 (MOSTLYCLEANFILES): Likewise.
1656 * testsuite/Makefile.in: Regenerate.
1657 * testsuite/plugin_test.c: New file.
1658 * testsuite/plugin_test_1.sh: New file.
1659 * testsuite/plugin_test_2.sh: New file.
1661 2008-09-16 Ian Lance Taylor <iant@google.com>
1663 * target-reloc.h (relocate_section): Check whether a symbol is
1664 defined by the ABI before reporting an undefined symbol error.
1665 * target.h (Target::is_defined_by_abi): Make parameter const.
1666 (Target::do_is_defined_by_abi): Likewise.
1667 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1668 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1669 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1670 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1671 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1672 * testsuite/Makefile.in: Rebuild.
1674 * fileread.cc (make_view): Add casts to avoid warning.
1676 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1678 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1679 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1681 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1683 * options.h (General_options::output_is_executable): New.
1684 (General_options::output_is_pie): New.
1685 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1686 for shared libraries.
1687 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1689 2008-09-11 Chris Demetriou <cgd@google.com>
1691 * options.h (origin): New -z option.
1692 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1693 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1696 2008-09-05 Cary Coutant <ccoutant@google.com>
1698 * fileread.cc (File_read::make_view): Add check for attempt to map
1701 2008-09-05 Cary Coutant <ccoutant@google.com>
1703 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1704 explicit instantiations.
1706 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1709 * options.cc (General_options::finalize): Allow undefined symbols
1710 in shlibs if linking -shared.
1713 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1714 symbols as not needing a dynsym entry.
1716 2008-08-20 Craig Silverstein <csilvers@google.com>
1718 * fileread.cc (File_read::open): Do not lock the file unless it
1719 was successfully opened.
1721 2008-08-14 Cary Coutant <ccoutant@google.com>
1723 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1724 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1725 * testsuite/tls_test.cc (struct int128): 128-bit struct
1726 for testing TLS relocs with non-zero addend.
1727 (v12): New TLS variable.
1729 (t_last): Add check for v12.
1730 * testsuite/tls_test.h (t12): New function.
1731 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1733 2008-08-13 Ian Lance Taylor <iant@google.com>
1735 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1736 set tls_segment_ or relro_segment_.
1737 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1739 * output.h (Output_section::clear_is_relro): New function.
1740 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1741 sections specially even when output_data_ is empty.
1742 (Output_segment::maximum_alignment): When first section is relro,
1743 only force alignment for PT_LOAD segments.
1744 * script.cc (script_data_segment_align): New function.
1745 (script_data_segment_relro_end): New function.
1746 * script-c.h (script_data_segment_align): Declare.
1747 (script_data_segment_relro_end): Declare.
1748 * script-sections.h (class Script_sections): Declare
1749 data_segment_align and data_segment_relro_end. Add fields
1750 segment_align_index_ and saw_relro_end_.
1751 * script-sections.cc (class Sections_element): Add set_is_relro
1752 virtual function. Add new bool* parameter to place_orphan_here.
1753 Add get_output_section virtual function.
1754 (class Output_section_definition): Add set_is_relro. Add new
1755 bool* parameter to place_orphan_here. Add get_output_section.
1756 Add is_relro_ field.
1757 (Output_section_definition::Output_section_definition): Initialize
1758 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1759 and is_relro_ fields.
1760 (Output_section_definition::place_orphan_here): Add is_relro
1762 (Output_section_definition::set_section_addresses): Set relro for
1764 (Output_section_definition::alternate_constraint): Likewise.
1765 (class Orphan_output_section): Add new bool* parameter to
1766 place_orphan_here. Add get_output_section.
1767 (Orphan_output_section::place_orphan_here): Add is_relro
1769 (Script_sections::Script_sections): Initialize
1770 data_segment_align_index_ and saw_relro_end_.
1771 (Script_sections::data_segment_align): New function.
1772 (Script_sections::data_segment_relro_end): New function.
1773 (Script_sections::place_orphan): Set or clear is_relro.
1774 (Script_sections::set_section_addresses): Force alignment of first
1776 * yyscript.y (exp): Call script_data_segment_align and
1777 script_data_segment_relro_end.
1778 * testsuite/relro_script_test.t: New file.
1779 * testsuite/relro_test.cc (using_script): Declare.
1780 (t1, t2): Test using_script.
1781 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1782 (relro_script_test_SOURCES): Define.
1783 (relro_script_test_DEPENDENCIES): Define.
1784 (relro_script_test_LDFLAGS): Define.
1785 (relro_script_test_LDADD): Define.
1786 (relro_script_test.so): New target.
1787 * testsuite/Makefile.in: Rebuild.
1789 2008-08-06 Cary Coutant <ccoutant@google.com>
1791 * archive.cc (Archive::total_archives, Archive::total_members)
1792 (Archive::total_members_loaded): New variables.
1793 (Archive::setup): Add parameter. Add option to preread
1795 (Archive::read_armap): Add counter.
1796 (Archive::get_file_and_offset): New function.
1797 (Archive::get_elf_object_for_member): New function.
1798 (Archive::read_all_symbols): New function.
1799 (Archive::read_symbols): New function.
1800 (Archive::add_symbols): Add counters.
1801 (Archive::include_all_members): Use armap to find members if it's
1803 (Archive::include_member): Skip reading symbols if already read.
1804 Factored code into Archive::get_file_and_offset and
1805 Archive::get_elf_object_for_member. Changed call to
1806 Mapfile::report_include_archive_member.
1807 (Archive::print_stats): New function.
1808 * archive.h: Declare Object and Read_symbols_data classes.
1809 (Archive::Archive): Add initializers for new members.
1810 (Archive::setup): Add parameter.
1811 (Archive::print_stats): New function.
1812 (Archive::total_archives, Archive::total_members)
1813 (Archive::total_members_loaded): New variables.
1814 (Archive::get_file_and_offset): New function.
1815 (Archive::get_elf_object_for_member): New function.
1816 (Archive::read_all_symbols): New function.
1817 (Archive::read_symbols): New function.
1818 (Archive::Archive_member): New class.
1819 (Archive::members_): New member.
1820 (Archive::num_members_): New member.
1821 * main.cc: Include archive.h.
1822 (main): Call Archive::print_stats.
1823 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1824 archive parameter; member_name is now the fully-decorated name.
1825 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1826 * options.h: (General_options): Add --preread-archive-symbols option.
1827 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1830 2008-08-04 Ian Lance Taylor <iant@google.com>
1832 * symtab.h (Symbol::use_plt_offset): New function.
1833 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1834 * powerpc.cc (Relocate::relocate): Likewise.
1835 * sparc.cc (Relocate::relocate): Likewise.
1836 * x86_64.cc (Relocate::relocate): Likewise.
1837 * testsuite/weak_plt.sh: New test.
1838 * testsuite/weak_plt_main.cc: New test.
1839 * testsuite/weak_plt_shared.cc: New test.
1840 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1841 (check_PROGRAMS): Add weak_plt.
1842 (check_DATA): Add weak_plt_shared.so.
1843 (weak_plt_main_pic.o, weak_plt): New targets.
1844 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1845 * testsuite/Makefile.in: Rebuild.
1847 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1849 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1850 * testsuite/Makefile.in: Rebuild.
1852 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1854 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1855 * Makefile.in: Regenerate.
1856 * po/POTFILES.in: Regenerate.
1858 2008-07-29 Ian Lance Taylor <iant@google.com>
1860 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1861 symbols before other symbols.
1862 * testsuite/script_test_2.cc (test_addr): Declare.
1863 (test_addr_alias): Declare.
1864 (main): Check that test_addr and test_addr_alias have the right
1866 * testsuite/script_test_2.t: Define test_addr_alias and
1869 2008-07-24 Ian Lance Taylor <iant@google.com>
1872 * descriptors.cc: New file.
1873 * descriptors.h: New file.
1874 * gold-threads.h (class Hold_optional_lock): New class.
1875 * fileread.cc: Include "descriptors.h".
1876 (File_read::~File_read): Release descriptor rather than closing
1878 (File_read::open) [file]: Call open_descriptor rather than open.
1879 Set is_descriptor_opened_.
1880 (File_read::open) [memory]: Assert that descriptor is not open.
1881 (File_read::reopen_descriptor): New function.
1882 (File_read::release): Release descriptor.
1883 (File_read::do_read): Make non-const. Reopen descriptor.
1884 (File_read::read): Make non-const.
1885 (File_read::make_view): Reopen descriptor.
1886 (File_read::do_readv): Likewise.
1887 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1888 Update declarations.
1889 * layout.cc: Include "descriptors.h".
1890 (Layout::create_build_id): Use open_descriptor rather than open.
1891 * output.cc: Include "descriptors.h".
1892 (Output_file::open): Use open_descriptor rather than open.
1893 * archive.cc (Archive::const_iterator): Change Archive to be
1895 (Archive::begin, Archive::end): Make non-const.
1896 (Archive::count_members): Likewise.
1897 * archive.h (class Archive): Update declarations.
1898 * object.h (Object::read): Make non-const.
1899 * Makefile.am (CCFILES): Add descriptors.cc.
1900 (HFILES): Add descriptors.h.
1901 * Makefile.in: Rebuild.
1904 * gold.h: Always include <clocale>. Add Solaris workarounds
1905 following code in binutils/sysdep.h.
1908 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1909 this->eh_frame_hdr_ is NULL before using it.
1911 * dynobj.cc (Versions::Versions): Update comment.
1913 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1914 the base version name.
1916 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1917 array size plus one.
1918 (Stringpool_template::set_string_offsets): Subtract one from key
1919 before using it as an array index.
1920 (Stringpool_template::get_offset_with_length): Likewise.
1921 (Stringpool_template::write_to_buffer): Likewise.
1922 * stringpool.h (Stringpool_template::get_offset_from_key):
1925 2008-07-23 Ian Lance Taylor <iant@google.com>
1928 * object.h (Merged_symbol_value::value): Do our best to handle a
1932 * script.cc (Version_script_info::get_versions): Don't add empty
1933 version tag to return value.
1934 (Version_script_info::get_symbol_version_helper): Change return
1935 type to bool. Add pversion parameter. Change all callers.
1936 (script_register_vers_node): Don't require a non-NULL tag.
1937 * script.h (class Version_script_info): Update declarations.
1938 (Version_script_info::get_symbol_version): Change return type to
1939 bool. Add version parameter. Change all callers.
1940 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1941 handling. Handle an empty version from a version script.
1942 (Symbol_table::define_special_symbol): Likewise.
1943 * testsuite/ver_test_10.script: New file.
1944 * testsuite/ver_test_10.sh: New file.
1945 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1946 (check_DATA): Add ver_test_10.syms.
1947 (ver_test_10.syms, ver_test_10.so): New target.
1948 * testsuite/Makefile.in: Rebuild.
1950 2008-07-23 Simon Baldwin <simonb@google.com>
1952 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1953 to zero for undefined symbols from dynamic libraries.
1955 2008-07-23 Ian Lance Taylor <iant@google.com>
1957 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1959 * symtab.h (class Symbol_table): Update declaration.
1960 * testsuite/ver_test_9.cc: New file.
1961 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1962 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1963 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1964 (ver_test_9.so, ver_test_9.o): New targets.
1965 * testsuite/Makefile.in: Rebuild.
1967 2008-07-22 Ian Lance Taylor <iant@google.com>
1969 * options.h (class General_options): Define --check-sections.
1970 * layout.cc (Layout::set_segment_offsets): Handle
1973 * options.h (class General_options): Define -n/--nmagic and
1975 * options.cc (General_options::finalize): For -n/--nmagic or
1976 -N/--omagic, set -static.
1977 * layout.cc (Layout::attach_allocated_section_to_segment): If
1978 -N/--omagic, don't put read-only and read-write sections in
1980 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1981 finding a read-only segment.
1982 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1983 don't set the minimum segment alignment to the common page size,
1984 and don't set the file offset to the address modulo the page size.
1985 * script-sections.cc (Script_sections::create_segments): If
1986 -n/--omagic, don't put read-only and read-write sections in
1989 * cref.cc: New file.
1991 * options.h (class General_options): Add --print-symbol-counts.
1992 * main.cc (main): Issue defined symbol report if requested.
1993 * archive.cc (Archive::interpret_header): Make into a const member
1995 (Archive::add_symbols): Call Input_objects::archive_start and
1997 (Archive::const_iterator): Define new class.
1998 (Archive::begin, Archive::end): New functions.
1999 (Archive::include_all_members): Rewrite to use iterator.
2000 (Archive::count_members): New function.
2001 * archive.h (class Archive): Update declarations.
2002 (Archive::filename): New function.
2003 * object.cc: Include "cref.h".
2004 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2005 (Sized_relobj::do_get_global_symbol_counts): New function.
2006 (Input_objects::add_object): Add object to cross-referencer.
2007 (Input_objects::archive_start): New function.
2008 (Input_objects::archive_stop): New function.
2009 (Input_objects::print_symbol_counts): New function.
2010 * object.h: Declare Cref and Archive.
2011 (Object::get_global_symbol_counts): New function.
2012 (Object::do_get_global_symbol_counts): New pure virtual function.
2013 (class Sized_relobj): Add defined_count_ field. Update
2015 (class Input_objects): Add cref_ field. Update constructor.
2016 Update declarations.
2017 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2019 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2021 (Sized_dynobj::do_get_global_symbol_counts): New function.
2022 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2023 defined_count_. Update declarations. Define Symbols typedef.
2024 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2025 parameter. Change all callers.
2026 (Symbol_table::add_from_dynobj): Add sympointers and defined
2027 parameters. Change all callers.
2028 * symtab.h (class Symbol_table): Update declarations.
2029 * Makefile.am (CCFILES): Add cref.cc.
2030 (HFILES): Add cref.h.
2031 * Makefile.in: Rebuild.
2033 2008-07-22 Simon Baldwin <simonb@google.com>
2035 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2036 to zero when writing undefined symbols.
2038 2008-07-22 Ian Lance Taylor <iant@google.com>
2040 * output.cc (Output_section::add_input_section): Don't try to
2041 merge empty merge sections.
2043 2008-07-21 Craig Silverstein <csilvers@google.com>
2045 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2046 Include symbol version in error message.
2048 2008-07-20 Chris Demetriou <cgd@google.com>
2050 * configure.ac (gold_cv_c_random_seed): New configured variable.
2051 (RANDOM_SEED_CFLAGS): New substituted variable.
2052 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2053 * configure: Rebuild.
2054 * Makefile.in: Likewise.
2055 * testsuite/Makefile.in: Likewise.
2057 2008-07-18 Ian Lance Taylor <iant@google.com>
2059 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2060 where we see NAME/NULL and NAME/VERSION as separate symbols.
2061 * testsuite/ver_test_main.cc (main): Call t4.
2062 (t4, t4_2a): Define.
2063 * testsuite/ver_test_2.cc (t4_2): Define.
2064 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2065 * testsuite/ver_test_4.cc (t4_2a): Define.
2066 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2067 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2069 2008-07-17 Ian Lance Taylor <iant@google.com>
2071 * dynobj.cc (Versions::add_def): If we give an error about a
2072 missing version, go ahead and create the version anyhow.
2074 2008-07-10 Ian Lance Taylor <iant@google.com>
2076 Handle output sections with more than 0x7fffffff bytes.
2077 * object.h (class Relobj): Change map_to_output_ to
2078 output_sections_, and just keep a section pointer. Change all
2079 uses. Move comdat group support to Sized_relobj.
2080 (Relobj::is_section_specially_mapped): Remove.
2081 (Relobj::output_section): Remove poff parameter. Change all
2083 (Relobj::output_section_offset): New function.
2084 (Relobj::set_section_offset): Rewrite.
2085 (Relobj::map_to_output): Remove.
2086 (Relobj::output_sections): New function.
2087 (Relobj::do_output_section_offset): New pure virtual function.
2088 (Relobj::do_set_section_offset): Likewise.
2089 (class Sized_relobj): Add section_offsets_ field. Add comdat
2090 group support from Relobj. Update declarations.
2091 (Sized_relobj::get_output_section_offset): New function.
2092 (Sized_relobj::do_output_section_offset): New function.
2093 (Sized_relobj::do_set_section_offset): New function.
2094 * object.cc (Relobj::output_section_address): Remove.
2095 (Sized_relobj::Sized_relobj): Initialize new fields.
2096 (Sized_relobj::include_section_group): Cast find_kept_object to
2098 (Sized_relobj::include_linkonce_section): Likewise.
2099 (Sized_relobj::do_layout): Use separate arrays for output section
2101 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2103 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2104 output_sections and section_offsets.
2105 (Sized_relobj::write_local_symbols): Likewise.
2106 (map_to_kept_section): Compute output address directly.
2107 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2108 output_sections and section_offsets.
2109 (Sized_relobj::write_sections): Likewise.
2110 (Sized_relobj::relocate_sections): Likewise.
2111 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2112 * output.h (class Output_reloc): Update declarations. Change
2113 u2_.relobj to Sized_relobj*.
2114 (class Output_data_reloc): Change add functions to use
2116 * output.cc (Output_reloc::Output_reloc): Change relobj to
2118 (Output_reloc::local_section_offset): Change return type to
2119 Elf_Addr. Use get_output_section_offset.
2120 (Output_reloc::get_address): Likewise.
2121 (Output_section::is_input_address_mapped): Don't call
2122 is_section_specially_mapped.
2123 (Output_section::output_offset): Likewise.
2124 (Output_section::output_address): Likewise.
2125 (Output_section::starting_output_address): Likewise.
2126 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2127 parameter to Sized_relobj*.
2128 (Copy_relocs::need_copy_reloc): Likewise.
2129 (Copy_relocs::save): Likewise.
2130 * copy-relocs.h (class Copy_relocs): Update declarations.
2131 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2132 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2133 * target-reloc.h (relocate_for_relocatable): Change
2134 offset_in_output_section type to Elf_Addr. Change code that uses
2136 * layout.cc (Layout::layout): Always set *off.
2137 * mapfile.cc (Mapfile::print_input_section): Use
2138 output_section_offset.
2139 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2141 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2142 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2143 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2145 2008-07-03 Ian Lance Taylor <iant@google.com>
2147 * layout.cc (Layout::include_section): Do not discard unrecognized
2148 SHT_STRTAB sections.
2150 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2152 * script.cc (Lex::can_continue_name): Make '?' allowable in
2153 version-script names.
2154 * testsuite/version_script.map: Change glob pattern to use '?'
2156 2008-06-30 Manish Singh <yosh@gimp.org>
2159 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2162 2008-06-30 Ian Lance Taylor <iant@google.com>
2166 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2167 versions]: Don't try to read the value in the contents, since we
2168 don't use it. Use the template endianness when writing.
2170 2008-06-25 Cary Coutant <ccoutant@google.com>
2172 * fileread.cc (File_read::make_view): Assert on zero-length view.
2173 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2174 symbol table when there are no symbols to read.
2176 2008-06-23 Craig Silverstein <csilvers@google.com>
2178 * version.cc (version_string): Bump to 1.7
2180 2008-06-18 Craig Silverstein <csilvers@google.com>
2182 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2183 constant 0xFFFF to type Valtype.
2184 (Powerpc_relocate_functions::rel16_ha): Likewise.
2186 2008-06-17 Ian Lance Taylor <iant@google.com>
2188 * output.h (Output_section::Input_section): Initialize p2align_ to
2189 zero for Output_section_data constructors.
2190 (Output_section::Input_section::addralign): If not an input
2191 section, return the alignment of the Output_section_data.
2192 * testsuite/copy_test.cc: New file.
2193 * testsuite/copy_test_1.cc: New file.
2194 * testsuite/copy_test_2.cc: New file.
2195 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2196 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2197 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2198 (copy_test_1_pic.o, copy_test_1.so): New targets.
2199 (copy_test_2_pic.o, copy_test_2.so): New targets.
2200 * testsuite/Makefile.in: Rebuild.
2202 * script-sections.cc (Script_sections::place_orphan): Initialize
2203 local variable exact.
2205 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2207 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2209 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2210 David S. Miller <davem@davemloft.net>
2212 * powerpc.cc: New file.
2213 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2214 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2215 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2216 * Makefile.in: Rebuild.
2218 2008-06-09 Ian Lance Taylor <iant@google.com>
2220 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2222 (throwing, orig_terminate): New static variables.
2223 (terminate_handler): New static function.
2224 (t2): Set terminate handler.
2226 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2229 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2232 2008-05-30 Cary Coutant <ccoutant@google.com>
2234 * archive.cc (Archive::include_all_members) Correct to step
2235 over symbol table and extended name table in thin archives.
2237 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2240 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2243 2008-05-28 Caleb Howe <cshowe@google.com>
2245 * reduced_debug_output.cc: New file.
2246 * reduced_debug_output.h: New file.
2247 * options.h (class General_options): Add --strip-debug-non-line.
2248 * options.cc (General_options::finalize): Add strip_debug_non_line
2249 to the strip heirarchy.
2250 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2252 * layout.cc: Include "reduced_debug_output.h".
2253 (Layout::Layout): Initialize new fields.
2254 (line_only_debug_sections): New static array.
2255 (is_lines_only_debug_sections): New static inline function.
2256 (Layout::include_section): Handle --strip-debug-non-line.
2257 (Layout::make_output_section): If --strip-debug-non-line, build
2258 new output sections for .debug_abbrev and .debug_info.
2259 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2260 gold. Warn about possible overflow.
2261 (read_signed_LEB_128): Likewise.
2262 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2263 (read_signed_LEB_128): Declare.
2264 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2265 (HFILES): Add reduced_debug_output.h.
2266 * Makefile.in: Rebuild.
2268 2008-05-21 Ian Lance Taylor <iant@google.com>
2270 * mapfile.cc: New file.
2271 * mapfile.h: New file.
2272 * options.h (class General_options): Add -M/--print-map and -Map.
2273 * options.cc (General_options::finalize): Make -M equivalent to
2275 * main.cc: Include <cstdio> and "mapfile.h".
2276 (main): Open mapfile if requested.
2277 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2278 constructor. Change caller.
2279 (queue_initial_tasks): Add mapfile parameter. Change caller.
2280 (queue_middle_tasks): Likewise.
2281 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2283 * archive.cc: Include "mapfile.h".
2284 (Archive::add_symbols): Add mapfile parameter. Change all
2285 callers. Pass mapfile, symbol, and reason to include_member.
2286 (Archive::include_all_members): Add mapfile parameter. Change all
2288 (Archive::include_member): Add mapfile, sym, and why parameters.
2289 Change all callers. Report inclusion to map file.
2290 * archive.h: Include "fileread.h".
2291 (class Archive): Update declarations.
2292 (Archive::file): New const method.
2293 (class Add_archive_symbols): Add mapfile_ field. Update
2294 constructor. Change all callers.
2295 * readsyms.h (class Read_symbols): Likewise.
2296 (class Finish_group): Likewise.
2297 (class Read_script): Likewise.
2298 * common.cc: Include "mapfile.h".
2299 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2301 (Symbol_table::do_allocate_commons): Likewise.
2302 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2303 symbol allocation to mapfile.
2304 * common.h (class Allocate_commons_task): Add mapfile_ field.
2305 Update constructor. Change all callers.
2306 * symtab.h (class Symbol_table): Update declarations.
2307 * layout.cc: Include "mapfile.h".
2308 (Layout_task_runner::run): Print information to mapfile.
2309 (Layout::create_gold_note): Change Output_data_fixed_space to
2310 Output_data_zero_fill.
2311 (Layout::create_build_id): Likewise.
2312 (Layout::print_to_mapfile): New function.
2313 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2314 constructor. Change caller.
2315 (class Layout): Declare print_to_mapfile.
2316 * output.cc (Output_section::Input_section::print_to_mapfile): New
2318 (Output_section::add_input_section): If producing a map, always
2319 add to input_sections_ list.
2320 (Output_section::do_print_to_mapfile): New function.
2321 (Output_segment::print_sections_to_mapfile): New function.
2322 (Output_segment::print_section_list_to_mapfile): New function.
2323 * output.h: Include "mapfile.h".
2324 (Output_data::print_to_mapfile): New function.
2325 (Output_data::do_print_to_mapfile): New virtual function.
2326 (Output_segment_headers::do_print_to_mapfile): New function.
2327 (Output_file_header::do_print_to_mapfile): New function.
2328 (Output_data_const::do_print_to_mapfile): New function.
2329 (class Output_data_const_buffer): Add map_name_ field. Update
2330 constructor. Change all callers. Add do_print_to_mapfile
2332 (class Output_data_fixed_space): Likewise.
2333 (class Output_data_space): Likewise.
2334 (class Output_data_zero_fill): New class.
2335 (Output_data_strtab::do_print_to_mapfile): New function.
2336 (Output_data_reloc_base::do_print_to_mapfile): New function.
2337 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2338 (Output_data_group::do_print_to_mapfile): New function.
2339 (Output_data_got::do_print_to_mapfile): New function.
2340 (Output_data_dynamic::do_print_to_mapfile): New function.
2341 (Output_symtab_xindex::do_print_to_mapfile): New function.
2342 (class Output_section): Declare do_print_to_mapflie. Declare
2343 print_to_mapfile in Input_section.
2344 (class Output_segment): Declare new functions.
2345 * object.h (Sized_relobj::symbol_count): New function.
2346 * script-sections.cc
2347 (Output_section_element_dot_assignment::set_section_addresses):
2348 Change Output_data_fixed_space to Output_data_zero_fill.
2349 (Output_data_expression::do_print_to_mapfile): New function.
2350 * script.cc (read_input_script): Add mapfile parameter. Change
2352 * script.h (read_input_script): Update declaration.
2353 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2354 (Eh_frame::do_print_to_mapfile): New function.
2355 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2356 (Output_merge_string::do_print_to_mapfile): New function.
2357 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2359 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2361 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2363 * Makefile.am (CCFILES): Add mapfile.cc.
2364 (HFILES): Add mapfile.h.
2365 * Makefile.in: Rebuild.
2367 2008-05-19 Ian Lance Taylor <iant@google.com>
2369 * options.h (class General_options): Add -z relro.
2370 * layout.cc (Layout::Layout): Initialize relro_segment_.
2371 (Layout::add_output_section_data): Return the output section.
2372 (Layout::make_output_section): Rcognize relro sections and mark
2374 (Layout::attach_allocated_section_to_segment): Put relro sections
2375 in a PT_GNU_RELRO segment.
2376 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2378 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2380 (Layout::linkonce_mapping): Map d.rel.ro.local to
2382 (Layout::output_section_name): Us .data.rel.ro.local for any
2383 section which begins with that.
2384 * layout.h (class Layout): Update add_output_section_data
2385 declaration. Add relro_segment_ field.
2386 * output.cc (Output_section::Output_section): Initialize is_relro_
2387 and is_relro_local_ fields.
2388 (Output_segment::add_output_section): Group relro sections.
2389 (Output_segment::is_first_section_relro): New function.
2390 (Output_segment::maximum_alignment): If there is a relro section,
2391 align the segment to the common page size.
2392 (Output_segment::set_section_addresses): Track whether we are
2393 looking at relro sections. If the last section is a relro
2394 section, align to the common page size.
2395 (Output_segment::set_section_list_addresses): Add in_relro
2396 parameter. Change all callers. Align to the page size when
2397 moving from relro to non-relro section.
2398 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2400 * output.h (class Output_section): Add is_relro_ and
2401 is_relro_local_ fields.
2402 (Output_section::is_relro): New function.
2403 (Output_section::set_is_relro): New function.
2404 (Output_section::is_relro_local): New function.
2405 (Output_section::set_is_relro_local): New function.
2406 (class Output_segment): Update declarations.
2407 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2408 * sparc.cc (Target_sparc::got_section): Likewise.
2409 * x86_64.cc (Target_x86_64::got_section): Likewise.
2410 * testsuite/relro_test_main.cc: New file.
2411 * testsuite/relro_test.cc: New file.
2412 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2413 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2414 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2415 (relro_test.so, relro_test_pic.o): New targets.
2416 * testsuite/Makefile.in: Rebuild.
2418 2008-05-16 Ian Lance Taylor <iant@google.com>
2420 * output.cc (Output_segment::add_output_section): Remove front
2422 * output.h (class Output_segment): Remove
2423 add_initial_output_section and overloaded add_output_section.
2424 Update declaration of remaining add_output_section.
2425 * layout.cc (Layout::create_interp): Call add_output_section
2426 rather than add_initial_output_section.
2427 (Layout::finish_dynamic_section): Likewise.
2429 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2430 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2431 know the dynamic type.
2432 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2433 field. Initialize it in constructor.
2434 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2435 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2436 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2439 * output.cc (Output_reloc::get_address): Change return type to
2441 * output.h (class Output_reloc): Update get_address declaration.
2442 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2443 for section addresses.
2445 2008-05-09 Ian Lance Taylor <iant@google.com>
2448 * gold.cc (gold_nomem): Use return value of write.
2450 2008-05-08 Ian Lance Taylor <iant@google.com>
2452 * symtab.c (Symbol::init_base_output_data): Add version
2453 parameter. Change all callers.
2454 (Symbol::init_base_output_segment): Likewise.
2455 (Symbol::init_base_constant): Likewise.
2456 (Symbol::init_base_undefined): Likewise.
2457 (Sized_symbol::init_output_data): Likewise.
2458 (Sized_symbol::init_output_segment): Likewise.
2459 (Sized_symbol::init_constant): Likewise.
2460 (Sized_symbol::init_undefined): Likewise.
2461 (Symbol_table::do_define_in_output_data): If the new symbol has a
2462 version, mark it as the default.
2463 (Symbol_table::do_define_in_output_segment): Likewise.
2464 (Symbol_table::do_define_as_constant): Likewise.
2465 * symtab.h (class Symbol): Update declarations.
2466 (class Sized_symbol): Likewise.
2467 * resolve.cc (Symbol::override_version): New function.
2468 (Symbol::override_base): Call override_version.
2469 (Symbol::override_base_with_special): Likewise.
2470 * testsuite/ver_script_8.script: New file.
2471 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2472 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2473 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2474 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2476 2008-05-06 Ian Lance Taylor <iant@google.com>
2479 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2481 (class General_options): Remove existing --undefined, and add
2482 --no-undefined instead. Add new --undefined as synonym for -u.
2483 * archive.cc (Archive::add_symbols): Check whether symbol was
2485 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2486 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2487 all uses. Add IS_UNDEFINED. Update declarations to split
2488 different versions of init_base. Declare init_base_undefined.
2489 (Symbol::is_defined): Handle IS_UNDEFINED.
2490 (Symbol::is_undefined): Likewise.
2491 (Symbol::is_weak_undefined): Call is_undefined.
2492 (Symbol::is_absolute): Handle IS_CONSTANT.
2493 (class Sized_symbol): Update declarations to split different
2494 versions of init. Declare init_undefined.
2495 (class Symbol_table): Declare new functions.
2496 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2498 (Symbol::init_base_output_data): Likewise.
2499 (Symbol::init_base_output_segment): Likewise.
2500 (Symbol::init_base_constant): Likewise.
2501 (Symbol::init_base_undefined): New function.
2502 (Sized_symbol::init_object): Rename from init. Change all
2504 (Sized_symbol::init_output_data): Likewise.
2505 (Sized_symbol::init_output_segment): Likewise.
2506 (Sized_symbol::init_constant): Likewise.
2507 (Sized_symbol::init_undefined): New function.
2508 (Symbol_table::add_undefined_symbols_from_command_line): New
2510 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2512 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2513 (Symbol::output_section): Likewise.
2514 (Symbol::set_output_section): Likewise.
2515 (Symbol_table::sized_finalize_symbol): Likewise.
2516 (Symbol_table::sized_write_globals): Likewise.
2517 * resolve.cc (Symbol_table::should_override): Likewise.
2518 (Symbol::override_base_with_special): Likewise.
2520 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2521 symbol, change it to have default visibility.
2522 * testsuite/protected_1.cc: New file.
2523 * testsuite/protected_2.cc: New file.
2524 * testsuite/protected_3.cc: New file.
2525 * testsuite/protected_main_1.cc: New file.
2526 * testsuite/protected_main_2.cc: New file.
2527 * testsuite/protected_main_3.cc: New file.
2528 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2529 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2530 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2531 (protected_1.so): New target.
2532 (protected_1_pic.o, protected_2_pic.o): New targets.
2533 (protected_3_pic.o): New target.
2534 (check_PROGRAMS): Add protected_2.
2535 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2536 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2537 * testsuite/Makefile.in: Rebuild.
2539 * options.h (DEFINE_var): Add set_user_set_##varname__.
2540 (DEFINE_bool_alias): New macro.
2541 (class General_options): Define -Bstatic using DEFINE_bool_alias
2542 rather than DEFINE_special. Add --undefined as an alias for -z
2544 * options.cc (General_options::parse_Bstatic): Remove.
2546 * options.h (class General_options): Add --fatal-warnings.
2547 * main.cc (main): Implement --fatal-warnings.
2548 * errors.h (Errors::warning_count): New function.
2550 * options.h (class General_options): Add -Bsymbolic-functions.
2551 * symtab.h (Symbol::is_preemptible): Check for
2552 -Bsymbolic-functions.
2554 2008-05-05 Ian Lance Taylor <iant@google.com>
2556 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2557 as noVARNAME rather than no-VARNAME.
2558 (class General_options): Add option -z combreloc.
2559 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2561 (Output_reloc::sort_before) [SHT_REL]: New function.
2562 (Output_reloc::sort_before) [SHT_RELA]: New function.
2563 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2564 Sort_relocs_comparison.
2565 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2566 parameter. Change all callers.
2567 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2568 sort_relocs parameter. Change all callers.
2569 * output.cc (Output_reloc::get_address): New function, broken out
2571 (Output_reloc::write_rel): Call it.
2572 (Output_reloc::compare): New function.
2573 (Output_data_reloc_base::do_write): Optionally sort relocs.
2575 * configure.ac: If targ_extra_obj is set, link it in.
2576 * configure.tgt: Initialize all variables.
2577 (x86_64*): Set targ_extra_obj and targ_extra_size.
2578 * configure: Rebuild.
2580 * object.cc (Sized_relobj::include_section_group): Adjust section
2581 indexes read from group data. Build vector to pass to
2583 * layout.cc (Layout::layout_group): Add flags and shndxes
2584 parameters. Remove contents parameter. Change caller. Update
2585 explicit instantiations.
2586 * layout.h (class Layout): Update layout_group declaration.
2587 * output.cc (Output_data_group::Output_data_group): Add flags and
2588 input_shndxes parameters. Remove contents parameter. Change
2590 (Output_data_group::do_write): Change input_sections_ to
2592 * output.h (class Output_data_group): Update constructor
2593 declaration. Rename input_sections_ to input_shndxes_.
2594 * testsuite/many_sections_test.cc: Add template.
2596 2008-04-30 Cary Coutant <ccoutant@google.com>
2598 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2600 * layout.cc (Layout::include_section): Refactored check for debug
2602 (Layout::add_comdat): Add new parameters. Change type
2603 of signature parameter. Add object and shndx to signatures table.
2604 (Layout::find_kept_object): New function.
2605 * layout.h: Include <cstring>.
2606 (Layout::is_debug_info_section): New function.
2607 (Layout::add_comdat): Add new parameters.
2608 (Layout::find_kept_object): New function.
2609 (Layout::Kept_section): New struct.
2610 (Layout::Signatures): Change type of map range.
2611 * object.cc (Relobj::output_section_address): New function.
2612 (Sized_relobj::include_section_group): Add new parameters. Change
2613 calls to Layout::add_comdat. Change to build table of kept comdat
2614 groups and table mapping discarded sections to kept sections.
2615 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2616 (Sized_relobj::do_layout): Change calls to include_section_group and
2617 include_linkonce_section.
2618 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2619 value to zero when section is discarded.
2620 (Sized_relobj::map_to_kept_section): New function.
2621 * object.h (Relobj::output_section_address): New function.
2622 (Relobj::Comdat_group): New type.
2623 (Relobj::find_comdat_group): New function.
2624 (Relobj::Comdat_group_table): New type.
2625 (Relobj::Kept_comdat_section): New type.
2626 (Relobj::Kept_comdat_section_table): New type.
2627 (Relobj::add_comdat_group): New function.
2628 (Relobj::set_kept_comdat_section): New function.
2629 (Relobj::get_kept_comdat_section): New function.
2630 (Relobj::comdat_groups_): New field.
2631 (Relobj::kept_comdat_sections_): New field.
2632 (Symbol_value::input_value): Update comment.
2633 (Sized_relobj::map_to_kept_section) New function.
2634 (Sized_relobj::include_linkonce_section): Add new parameter.
2635 * target-reloc.h (Comdat_behavior): New type.
2636 (get_comdat_behavior): New function.
2637 (relocate_section): Add code to map a discarded section to the
2638 corresponding kept section when applying a relocation.
2640 2008-04-30 Craig Silverstein <csilvers@google.com>
2642 * dwarf_reader.cc (next_generation_count): New static var.
2643 (Addr2line_cache_entry): New struct.
2644 (addr2line_cache): New static var.
2645 (Dwarf_line_info::one_addr2line): Added caching.
2646 (Dwarf_line_info::clear_addr2line_cache): New function.
2647 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2648 cache-size parameter.
2649 (Dwarf_line_info::one_addr2line_cache): New function.
2650 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2651 new cache-size argument to one_addr2line(), and clear cache.
2653 2008-04-28 Cary Coutant <ccoutant@google.com>
2655 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2656 R_386_PC8 relocations.
2658 2008-04-23 Ian Lance Taylor <iant@google.com>
2660 * object.cc (Sized_relobj::include_section_group): Check for
2661 invalid section group.
2663 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2666 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2667 than read for file header.
2668 * archive.cc (Archive::include_member): Likewise.
2670 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2672 * aclocal.m4: Regenerate.
2673 * configure: Regenerate.
2675 2008-04-19 Ian Lance Taylor <iant@google.com>
2677 * version.cc (version_string): Bump to 1.6.
2679 * testsuite/Makefile.am (many_sections_r_test): New target.
2680 (many_sections_r_test_SOURCES): Remove.
2681 (many_sections_r_test_DEPENDENCIES): Remove.
2682 (many_sections_r_test_LDFLAGS): Remove.
2683 (many_sections_r_test_LDADD): Remove.
2685 * object.cc (Sized_relobj::do_add_symbols): Always pass
2686 local_symbol_count_ to add_from_relobj.
2688 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2689 every thousand variables.
2690 * testsuite/Makefile.in: Rebuild.
2692 * object.cc (Xindex::initialize_symtab_xindex): New function.
2693 (Xindex::read_symtab_xindex): New function.
2694 (Xindex::sym_xindex_to_shndx): New function.
2695 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2697 (Sized_relobj::do_initialize_xindex): New function.
2698 (Sized_relobj::do_read_symbols): Adjust section links.
2699 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2700 parameter. Change all callers.
2701 (Sized_relobj::include_section_group): Adjust section links and
2702 symbol section indexes.
2703 (Sized_relobj::do_layout): Adjust section links.
2704 (Sized_relobj::do_count_local_symbols): Adjust section links and
2705 symbol section indexes.
2706 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2707 ordinary and special symbols.
2708 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2709 dynsym_xindex parameters. Change all callers. Adjust section
2710 links. Use SHN_XINDEX when needed.
2711 (Sized_relobj::get_symbol_location_info): Adjust section links.
2712 Don't get fooled by special symbols.
2713 * object.h (class Xindex): Define.
2714 (class Object): Add xindex_ parameter. Declare virtual functoin
2715 do_initialize_xindex.
2716 (Object::adjust_sym_shndx): New function.
2717 (Object::set_xindex): New protected function.
2718 (class Symbol_value): Add is_ordinary_shndx_ field.
2719 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2720 (Symbol_value::value): Assert ordinary section.
2721 (Symbol_value::initialize_input_to_output_map): Likewise.
2722 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2724 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2726 (class Sized_relobj): Update declarations.
2727 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2728 parameter. Change all callers.
2729 (Sized_relobj::adjust_shndx): New function.
2730 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2732 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2733 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2734 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2735 (Sized_dynobj::read_dynsym_section): Adjust section links.
2736 (Sized_dynobj::read_dynamic): Likewise.
2737 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2739 (Sized_dynobj::do_initialize_xindex): New function.
2740 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2741 do_initialize_xindex.
2742 (Sized_dynobj::adjust_shndx): New function.
2743 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2744 dynsym_xindex_ fields.
2745 (Layout::finalize): Add a call to set_section_indexes before
2746 creating the symtab sections.
2747 (Layout::set_section_indexes): Don't do anything if the section
2748 already has a section index.
2749 (Layout::create_symtab_sections): Add shnum parameter. Change
2750 caller. Create .symtab_shndx section if needed.
2751 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2753 (Layout::allocated_output_section_count): New function.
2754 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2756 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2757 fields. Update declarations.
2758 (Layout::symtab_xindex): New function.
2759 (Layout::dynsym_xindex): New function.
2760 (class Write_symbols_task): Add layout_ field.
2761 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2763 * output.cc (Output_section_headers::Output_section_headers): Add
2764 shstrtab_section parameter. Change all callers.
2765 (Output_section_headers::do_sized_write): Store overflow values
2766 for section count and section string table section index in
2767 section header zero.
2768 (Output_file_header::do_sized_write): Check for overflow of
2769 section count and section string table section index.
2770 (Output_symtab_xindex::do_write): New function.
2771 (Output_symtab_xindex::endian_do_write): New function.
2772 * output.h (class Output_section_headers): Add shstrtab_section_.
2773 Update declarations.
2774 (class Output_symtab_xindex): Define.
2775 (Output_section::has_out_shndx): New function.
2776 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2778 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2780 (Sized_symbol::init): Likewise.
2781 (Symbol::output_section): Check for ordinary symbol.
2782 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2783 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2785 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2786 Change all callers. Simplify handling of symbols from sections
2787 not included in the link.
2788 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2790 (Weak_alias_sorter::operator()): Assert that symbols are
2792 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2794 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2795 parameters. Change all callers.
2796 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2797 symbol distinction. Use SHN_XINDEX when needed.
2798 (Symbol_table::write_section_symbol): Add symtab_xindex
2799 parameter. Change all callers.
2800 (Symbol_table::sized_write_section_symbol): Likewise. Use
2801 SHN_XINDEX when needed.
2802 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2804 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2805 (Symbol::is_defined): Check is_ordinary.
2806 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2807 (Symbol::is_absolute, Symbol::is_common): Likewise.
2808 (class Sized_symbol): Update declarations.
2809 (class Symbol_table): Update declarations.
2810 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2811 parameters. Change all callers.
2812 (Sized_symbol::override): Likewise.
2813 (Symbol_table::override): Likewise.
2814 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2815 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2816 is_ordinary, and orig_st_shndx parameters. Change all callers.
2817 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2818 to be in an ordinary section.
2819 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2820 object and is_ordinary parameters. Change all callers.
2821 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2822 Change all callers. Don't add undefined or non-ordinary symbols
2824 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2826 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2828 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2829 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2830 (Sized_relobj::relocate_sections): Likewise.
2831 * target-reloc.h (scan_relocs): Adjust section symbol index.
2832 (scan_relocatable_relocs): Likewise.
2833 * i386.cc (Scan::local): Check for ordinary symbols.
2834 * sparc.cc (Scan::local): Likewise.
2835 * x86_64.cc (Scan::local): Likewise.
2836 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2837 to symbol_section_and_value.
2838 * testsuite/many_sections_test.cc: New file.
2839 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2840 (check_PROGRAMS): Add many_sections_test.
2841 (many_sections_test_SOURCES): Define.
2842 (many_sections_test_DEPENDENCIES): Define.
2843 (many_sections_test_LDFLAGS): Define.
2844 (BUILT_SOURCES): Add many_sections_define.h.
2845 (many_sections_define.h): New target.
2846 (BUILT_SOURCES): Add many_sections_check.h.
2847 (many_sections_check.h): New target.
2848 (check_PROGRAMS): Add many_sections_r_test.
2849 (many_sections_r_test_SOURCES): Define.
2850 (many_sections_r_test_DEPENDENCIES): Define.
2851 (many_sections_r_test_LDFLAGS): Define.
2852 (many_sections_r_test_LDADD): Define.
2853 (many_sections_r_test.o): New target.
2854 * testsuite/Makefile.in: Rebuild.
2856 2008-04-17 Cary Coutant <ccoutant@google.com>
2858 * errors.cc (Errors::info): New function.
2859 (gold_info): New function.
2860 * errors.h (Errors::info): New function.
2861 * gold.h (gold_info): New function.
2862 * object.cc (Input_objects::add_object): Print trace output.
2863 * options.cc (options::parse_set): New function.
2864 (General_options::parse_wrap): Deleted.
2865 (General_options::General_options): Deleted initializer.
2866 * options.h (options::String_set): New typedef.
2867 (options::parse_set): New function.
2868 (DEFINE_set): New macro.
2869 (General_options::wrap): Changed to use DEFINE_set. Changed
2870 callers of any_wrap_symbols and is_wrap_symbol.
2871 (General_options::trace, General_options::trace_symbol):
2873 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2874 (General_options::wrap_symbols_): Deleted.
2875 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2877 2008-04-17 David S. Miller <davem@davemloft.net>
2879 * options.cc (General_options::parse_V): New function.
2880 * options.h: Add entries for -V and -Qy.
2882 2008-04-17 Ian Lance Taylor <iant@google.com>
2884 * common.cc (Symbol_table::allocate_commons): Remove options
2885 parameter. Change caller.
2886 (Symbol_table::do_allocate_commons): Remove options parameter.
2887 Change caller. Just call do_allocate_commons_list twice.
2888 (Symbol_table::do_allocate_commons_list): New function, broken out
2889 of do_allocate_commons.
2890 * common.h (class Allocate_commons_task): Remove options_ field.
2892 * symtab.cc (Symbol_table::Symbol_table): Initialize
2894 (Symbol_table::add_from_object): Put TLS common symbols on
2896 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2897 which are IN_OUTPUT_DATA.
2898 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2899 allocate_commons and do_allocate_commons declarations. Declare
2900 do_allocate_commons_list.
2901 * gold.cc (queue_middle_tasks): Update creation of
2902 Allocate_commons_task to not pass options.
2903 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2904 (TLS_TEST_C_FLAGS): New variable.
2905 (tls_test_c_pic.o): New target.
2906 (tls_test_shared.so): Link in tls_test_c_pic.o.
2907 (tls_test_c_pic_ie.o): New target.
2908 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2909 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2910 (tls_test_c.o): New target.
2911 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2912 (tls_pic_test_LDADD): Likewise.
2913 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2914 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2915 (tls_test_c_gnu2.o): New target.
2916 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2918 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2919 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2920 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2921 * testsuite/tls_test.cc: Include "config.h".
2922 (t_last): Call t11_last.
2923 * testsuite/tls_test.h (t11, t11_last): Declare.
2924 * testsuite/tls_test_c.c: New file.
2925 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2926 * configure.ac: Check for OpenMP support.
2927 * configure, config.in, Makefile.in: Rebuild.
2928 * testsuite/Makefile.in: Rebuild.
2930 2008-04-16 Cary Coutant <ccoutant@google.com>
2932 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2933 (Target_i386::tls_base_symbol_defined_): New field.
2934 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2935 (Target_i386::Scan::global): Likewise.
2936 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2937 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2938 (Target_x86_64::tls_base_symbol_defined_): New field.
2939 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2940 (Target_x86_64::Scan::global): Likewise.
2942 2008-04-16 Cary Coutant <ccoutant@google.com>
2944 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2945 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2946 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2947 building shared libraries.
2948 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2949 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2950 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2951 * testsuite/Makefile.in: Rebuild.
2952 * testsuite/weak_undef.h: New file.
2953 * testsuite/weak_undef_file1.cc: Add extra test cases.
2954 * testsuite/weak_undef_file2.cc: Likewise.
2955 * testsuite/weak_undef_test.cc: Likewise.
2957 2008-04-16 David S. Miller <davem@davemloft.net>
2959 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2960 Add issued_non_pic_error_ field. Declare check_non_pic.
2961 (Target_sparc::Scan::check_non_pic): New function.
2962 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2963 (Target_sparc::Scan::global): Likewise.
2965 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2966 * configure: Rebuild.
2968 * options.h (DEFINE_enable): New macro.
2969 (new_dtags): New enable option.
2970 (initfirst, interpose, loadfltr, nodefaultlib,
2971 nodelete, nodlopen, nodump): New -z options.
2972 * layout.cc (Layout:finish_dynamic_section): If new
2973 dtags enabled, emit DT_RUNPATH. Also, emit a
2974 DT_FLAGS_1 containing any specified -z flags.
2976 2008-04-16 Ian Lance Taylor <iant@google.com>
2978 * copy-relocs.cc: New file.
2979 * copy-relocs.h: New file.
2980 * reloc.cc: Remove Copy_relocs code.
2981 * reloc.h: Likewise.
2982 * reloc-types.h (struct Reloc_types) [both versions]: Add
2983 get_reloc_addend_noerror.
2984 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2985 variants of add_global which take an addend which must be zero.
2986 * i386.cc: Include "copy-relocs.h".
2987 (class Target_i386): Change type of copy_relocs_ to variable,
2989 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2991 (Target_i386::do_finalize_sections): Change handling of
2993 * sparc.cc: Include "copy-relocs.h".
2994 (class Target_sparc): Change type of copy_relocs_ to variable,
2996 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2998 (Target_sparc::do_finalize_sections): Change handling of
3000 * x86_64.cc: Include "copy-relocs.h".
3001 (class Target_x86_64): Change type of copy_relocs_ to variable,
3003 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3004 class. Change all callers.
3005 (Target_x86_64::do_finalize_sections): Change handling of
3007 * Makefile.am (CCFILES): Add copy-relocs.cc.
3008 (HFILES): Add copy-relocs.h.
3010 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3012 * testsuite/script_test_4.sh: Permit leading zeroes.
3014 2008-04-15 Ian Lance Taylor <iant@google.com>
3016 * script-sections.cc (Script_sections::create_segments): Use
3017 header_size_adjustment even when there is enough room for the
3019 * testsuite/script_test_4.sh: New file.
3020 * testsuite/script_test_4.t: New file.
3021 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3022 (check_DATA): Add script_test_4.stdout.
3023 (MOSTLYCLEANFILES): Likewise.
3024 (script_test_4): New target.
3025 (script_test_4.stdout): New target.
3026 * testsuite/Makefile.in: Rebuild.
3028 * sparc.cc: Add definitions for Output_data_plt_sparc class
3031 2008-04-14 David S. Miller <davem@davemloft.net>
3033 * sparc.cc: New file.
3034 * Makefile.am (TARGETSOURCES): Add sparc.cc
3035 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3036 * configure.tgt: Document targ_extra_size and
3037 targ_extra_big_endian. Add entries for sparc-* and
3039 * configure.ac: Handle targ_extra_size and
3040 targ_extra_big_endian.
3041 * Makefile.in: Rebuild.
3042 * configure: Likewise.
3043 * po/POTFILES.in: Likewise.
3044 * po/gold.pot: Likewise.
3046 2008-04-14 Ian Lance Taylor <iant@google.com>
3048 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3049 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3050 in the name/type/flags to section mapping. Don't call
3051 allocate_output_section.
3052 (Layout::choose_output_section): Change parameter from adjust_name
3053 to is_input_section. Don't permit input sections after sections
3054 are attached to segments. Don't call allocate_output_section.
3055 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3056 not write_enable_output_section.
3057 (Layout::make_output_section): Don't push to
3058 unattached_section_list_ nor call attach_to_segment. Call
3059 attach_section_to_segment if sections are attached.
3060 (Layout::attach_sections_to_segments): New function.
3061 (Layout::attach_section_to_segment): New function.
3062 (Layout::attach_allocated_section_to_segment): Rename from
3063 attach_to_segment. Remove flags parameter.
3064 (Layout::allocate_output_section): Remove function.
3065 (Layout::write_enable_output_section): Remove function.
3066 * layout.h (class Layout): Update for above changes. Add new
3067 field sections_are_attached_.
3068 * output.h (Output_section::update_flags_for_input_section): New
3070 * output.cc (Output_section::add_input_section): Call
3071 update_flags_for_input_section.
3072 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3074 2008-04-11 Cary Coutant <ccoutant@google.com>
3076 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3077 thought unnecessary.
3078 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3080 2008-04-11 Ian Lance Taylor <iant@google.com>
3082 * output.h (class Output_section_data): Remove inline definition
3084 * output.cc (Output_section_data::set_addralign): New function.
3086 2008-04-11 Cary Coutant <ccoutant@google.com>
3088 Add support for TLS descriptors for i386 and x86_64.
3089 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3090 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3091 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3093 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3094 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3095 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3097 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3098 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3099 Fix problem with initial-exec relocations.
3100 (Target_i386::Relocate::relocate_tls): Likewise.
3101 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3103 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3104 support for section-plus-offset dynamic table entries.
3105 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3106 (Output_data_dynamic::Dynamic_entry): Add support for
3107 section-plus-offset dynamic table entries.
3108 (Output_data_dynamic::Classification): Likewise.
3109 (Output_data_dynamic::classification_): Renamed offset_.
3110 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3111 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3112 (Target_x86_64::make_plt_section): New function.
3113 (Target_x86_64::reserve_tlsdesc_entries): New function.
3114 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3115 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3116 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3117 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3118 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3119 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3120 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3121 add extra PLT entry for TLS descriptors.
3122 (Output_data_plt_x86_64::got_): New field.
3123 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3124 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3126 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3128 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3129 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3130 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3131 R_386_TLS_DESC_CALL relocations.
3132 (Target_x86_64::Scan::global): Likewise.
3133 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3134 for TLS descriptors.
3135 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3136 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3137 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3138 GD-to-IE relaxation.
3139 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3140 and TLS_DESCRIPTORS.
3141 * Makefile.in: Rebuild.
3142 * configure: Rebuild.
3143 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3144 (tls_test_shared2.so): New target.
3145 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3146 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3147 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3148 (tls_shared_gd_to_ie_test_LDADD): New variable.
3149 (tls_shared_gnu2_gd_to_ie_test): New target.
3150 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3152 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3153 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3154 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3155 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3156 (tls_shared_gnu2_test): New target.
3157 (tls_test_gnu2_shared.so): New target.
3158 (tls_shared_gnu2_test_SOURCES): New variable.
3159 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3160 (tls_shared_gnu2_test_LDFLAGS): New variable.
3161 (tls_shared_gnu2_test_LDADD): New variable.
3162 * testsuite/Makefile.in: Rebuild.
3163 * testsuite/Makefile.
3165 2008-04-11 Ian Lance Taylor <iant@google.com>
3167 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3169 * testsuite/Makefile.in: Rebuild.
3171 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3173 * testsuite/script_test_2.cc (main): Adjust test.
3175 2008-04-11 David S. Miller <davem@davemloft.net>
3176 Ian Lance Taylor <iant@google.com>
3178 * options.h (General_options): Add entries for '-Y' and
3180 * options.cc (General_options:finalize): If -Y was used, add those
3181 entries to the library path instead of the default "/lib" and
3184 2008-04-11 David S. Miller <davem@davemloft.net>
3186 * testsuite/justsyms.t: Start at 0x100.
3187 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3188 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3190 * testsuite/script_test_2.cc: Adjust string and section length
3193 2008-04-09 Ian Lance Taylor <iant@google.com>
3196 * script-sections.cc (Sections_element::allocate_to_segment): Add
3198 (Output_section_definition::allocate_to_segment): Likewise.
3199 (Orphan_output_section::allocate_to_segment): Likewise.
3200 (Script_sections::attach_sections_using_phdrs_clause): Don't
3201 propagate non-PT_LOAD segments to orphan sections.
3202 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3203 readelf rather than objdump.
3204 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3205 .interp section and PT_INTERP segment are the same size.
3206 * testsuite/Makefile.in: Rebuild.
3208 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3209 aliases for symbols defined in the same object.
3210 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3211 (weak_alias_test_SOURCES): New variable.
3212 (weak_alias_test_DEPENDENCIES): New variable.
3213 (weak_alias_test_LDFLAGS): New variable.
3214 (weak_alias_test_LDADD): New variable.
3215 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3216 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3217 (weak_alias_test_3.o): New target.
3218 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3219 * testsuite/weak_alias_test_main.cc: New file.
3220 * testsuite/weak_alias_test_1.cc: New file.
3221 * testsuite/weak_alias_test_2.cc: New file.
3222 * testsuite/weak_alias_test_3.cc: New file.
3224 2008-04-08 Ian Lance Taylor <iant@google.com>
3226 * options.h (class General_options): Add --noinhibit-exec option.
3227 * main.cc (main): Check --noinhibit-exec.
3229 * options.h (class General_options): Define --wrap as a special
3230 option. Add wrap_symbols_ field.
3231 (General_options::any_wrap_symbols): New function.
3232 (General_options::is_wrap_symbol): New function.
3233 * options.cc (General_options::parse_wrap): New function.
3234 (General_options::General_options): Initialize wrap_symbols_.
3235 * symtab.cc (Symbol_table::wrap_symbol): New function.
3236 (Symbol_table::add_from_object): Handle --wrap.
3237 * symtab.h (class Symbol_table): Declare wrap_symbol.
3238 * target.h (Target::wrap_char): New function.
3239 (Target::Target_info): Add wrap_char field.
3240 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3241 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3242 * testsuite/testfile.cc (Target_test::test_target_info):
3245 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3248 * layout.h (class Layout): Add added_eh_frame_data_ field.
3249 * layout.cc (Layout::Layout): Initialize new field.
3250 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3251 output section until we find a section we merged successfully.
3252 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3253 that the size be non-zero.
3255 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3258 2008-04-08 Craig Silverstein <csilvers@google.com>
3260 * configure.ac: Export new conditional variable HAVE_ZLIB.
3261 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3263 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3264 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3266 2008-04-07 Ian Lance Taylor <iant@google.com>
3268 * version.cc (version_string): Set to "1.5".
3270 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3271 Add issued_non_pic_error_ field. Declare check_non_pic.
3272 (Target_x86_64::Scan::check_non_pic): New function.
3273 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3274 (Target_x86_64::Scan::global): Likewise.
3276 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3277 addend parameter. Change caller. Handle merge sections.
3278 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3279 Address to Addend. Don't add in the result of
3280 local_section_offset, pass down the addend and use the returned
3282 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3283 Update declarations of local_section_offset and symbol_value.
3284 * testsuite/two_file_test_1.cc (t18): New function.
3285 * testsuite/two_file_test_2.cc (f18): New function.
3286 * testsuite/two_file_test_main.cc (main): Call t18.
3287 * testsuite/two_file_test.h (t18, f18): Declare.
3289 * configure.ac: Don't test for objdump, c++filt, or readelf.
3290 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3292 (TEST_READELF): New variable.
3293 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3294 (check_PROGRAMS): Add two_file_strip_test.
3295 (two_file_strip_test): New target.
3296 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3297 (two_file_same_shared_strip_test_SOURCES): New variable.
3298 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3299 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3300 (two_file_same_shared_strip_test_LDADD): New variable.
3301 (two_file_shared_strip.so): New target.
3302 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3303 (ver_test_5.syms, ver_test_7.syms): Likewise.
3304 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3305 (strip_test_3.stdout): Use TEST_OBJDUMP.
3306 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3308 2008-04-04 Cary Coutant <ccoutant@google.com>
3310 * symtab.h (Symbol::is_weak_undefined): New function.
3311 (Symbol::is_strong_undefined): New function.
3312 (Symbol::is_absolute): New function.
3313 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3314 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3316 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3317 (weak_undef_test): New target.
3318 * testsuite/Makefile.in: Rebuild.
3319 * testsuite/weak_undef_file1.cc: New file.
3320 * testsuite/weak_undef_file2.cc: New file.
3321 * testsuite/weak_undef_test.cc: New file.
3323 2008-04-03 Craig Silverstein <csilvers@google.com>
3325 * compressed_output.h (class Output_compressed_section): Use
3327 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3329 (zlib_compressed_suffix): Removed.
3330 (Output_compressed_section::set_final_data_size): Use unsigned
3332 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3333 Fix linker invocation.
3334 (flagstest_o_specialfile_and_compress_debug_sections):
3336 * testsuite/Makefile.in: Regenerated.
3338 2008-04-02 David S. Miller <davem@davemloft.net>
3340 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3341 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3343 2008-04-02 Craig Silverstein <csilvers@google.com>
3347 2008-04-02 Ian Lance Taylor <iant@google.com>
3349 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3350 parameters. Update for new key type to views_. Change all
3352 (File_read::read): Adjust for byteshift in returned view.
3353 (File_read::add_view): New function, broken out of
3355 (File_read::make_view): New function, broken out of
3357 (File_read::find_or_make_view): Add offset and aligned
3358 parameters. Rewrite accordingly. Change all callers.
3359 (File_read::get_view): Add offset and aligned parameters. Adjust
3360 for byteshift in return value.
3361 (File_read::get_lasting_view): Likewise.
3362 * fileread.h (class File_read): Update declarations.
3363 (class File_read::View): Add byteshift_ field. Add byteshift to
3364 constructor. Add byteshift method.
3365 * archive.h (Archive::clear_uncached_views): New function.
3366 (Archive::get_view): Add aligned parameter. Change all callers.
3367 * object.h (Object::get_view): Add aligned parameter. Change all
3369 (Object::get_lasting_view): Likewise.
3371 * fileread.cc (File_read::release): Don't call clear_views if
3372 there are multiple objects.
3373 * fileread.h (File_read::clear_uncached_views): New function.
3374 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3377 2008-03-31 Cary Coutant <ccoutant@google.com>
3379 Add thin archive support.
3380 * archive.cc (Archive::armagt): New const.
3381 (Archive::setup): Remove task parameter and calls to unlock.
3382 (Archive::unlock_nested_archives): New function.
3383 (Archive::read_header): Add nested_off parameter. Change
3385 (Archive::interpret_header): Likewise.
3386 (Archive::include_all_members): Change to handle thin
3388 (Archive::include_member): Likewise.
3389 * archive.h (Archive::Archive): Add new parameters and
3391 (Archive::armagt): New const.
3392 (Archive::setup): Remove task parameter.
3393 (Archive::unlock_nested_archives): New function.
3394 (Archive::read_header): Add nested_off parameter.
3395 (Archive::interpret_header): Likewise.
3396 (Archive::Nested_archive_table): New typedef.
3397 (Archive::is_thin_archive_): New field.
3398 (Archive::nested_archives_): New field.
3399 (Archive::options_): New field.
3400 (Archive::dirpath_): New field.
3401 (Archive::task_): New field.
3402 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3403 for thin archives. Pass additional parameters to
3404 Archive::Archive. Unlock the archive file after calling
3407 2008-03-29 Ian Lance Taylor <iant@google.com>
3409 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3410 version symbol to be local.
3411 * testsuite/ver_test_4.sh: New file.
3412 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3413 (check_DATA): Add ver_test_4.syms.
3414 (ver_test_4.syms): New target.
3415 * testsuite/Makefile.in: Rebuild.
3418 (Output_section::Input_section_sort_entry::has_priority): New
3420 (Output_section::Input_section_sort_entry::match_file_name): New
3422 (Output_section::Input_section_sort_entry::match_section_name):
3424 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3426 (Output_section::Input_section_sort_entry::match_section_file):
3428 (Output_section::Input_section_sort_compare::operator()): Rewrite
3429 using new Input_section_sort_entry functions. Sort crtbegin and
3430 crtend first. Sort sections with no priority before sections with
3432 * testsuite/initpri1.c (d3): Check j != 4.
3433 (cd5): New constructor/destructor function.
3434 (main): Check j != 2.
3436 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3437 new symbol when resolving, don't call set_is_default.
3438 * testsuite/ver_test_7.cc: New file.
3439 * testsuite/ver_test_7.sh: New file.
3440 * testsuite/Makefile.am (ver_test_7.so): New target.
3441 (ver_test_7.o): New target.
3442 (check_SCRIPTS): Add ver_test_7.sh.
3443 (check_DATA): Add ver_test_7.syms.
3444 (ver_test_7.syms): New target.
3446 2008-03-28 Ian Lance Taylor <iant@google.com>
3448 * layout.cc (Layout::layout): If we see an input section with a
3449 name that needs sorting, set the must_sort flag for the output
3451 (Layout::make_output_section): If the name of the output section
3452 indicates that it might require sorting, set the may_sort flag.
3453 * output.h (Output_section::may_sort_attached_input_sections): New
3455 (Output_section::set_may_sort_attached_input_sections): New
3457 (Output_section::must_sort_attached_input_sections): New
3459 (Output_section::set_must_sort_attached_input_sections): New
3461 (class Output_section): Declare Input_section_sort_entry. Define
3462 Input_section_sort_compare. Declare
3463 sort_attached_input_sections. Add new fields:
3464 may_sort_attached_input_sections_,
3465 must_sort_attached_input_sections_,
3466 attached_input_sections_are_sorted_.
3467 * output.cc (Output_section::Output_section): Initialize new
3469 (Output_section::add_input_section): Add an entry to
3470 input_sections_ if may_sort or must_sort are true.
3471 (Output_section::set_final_data_size): Call
3472 sort_attached_input_sections if necessary.
3473 (Output_section::Input_section_sort_entry): Define new class.
3474 (Output_section::Input_section_sort_compare::operator()): New
3476 (Output_section::sort_attached_input_sections): New function.
3477 * configure.ac: Check whether the compiler supports constructor
3478 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3479 * testsuite/initpri1.c: New file.
3480 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3481 CONSTRUCTOR_PRIORITY.
3482 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3483 (initpri1_LDFLAGS): New variable.
3484 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3486 2008-03-27 Ian Lance Taylor <iant@google.com>
3488 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3489 * testsuite/common_test_1.c: New file.
3490 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3491 (common_test_1_SOURCES): New variable.
3492 (common_test_1_DEPENDENCIES): New variable.
3493 (common_test_1_LDFLAGS): New variable.
3495 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3496 and commons_ correctly when NAME/VERSION does not override
3498 * testsuite/ver_test_6.c: New file.
3499 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3500 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3501 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3503 2008-03-26 Ian Lance Taylor <iant@google.com>
3505 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3506 of an undefined symbol from a version script.
3507 * testsuite/Makefile.am (ver_test_5.so): New target.
3508 (ver_test_5.o): New target.
3509 (check_SCRIPTS): Add ver_test_5.sh.
3510 (check_DATA): Add ver_test_5.syms.
3511 (ver_test_5.syms): New target.
3512 * testsuite/ver_test_5.cc: New file.
3513 * testsuite/ver_test_5.script: New file.
3514 * testsuite/ver_test_5.sh: New file.
3515 * Makefile.in, testsuite/Makefile.in: Rebuild.
3518 Fix problems building gold with gcc 4.3.0.
3519 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3520 (gold_error_at_location, gold_warning_at_location): Use it.
3521 * configure.ac: Check whether we can compile and use a template
3522 function with a printf attribute.
3523 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3524 when jumping over bytes.
3525 * object.cc: Instantiate Object::read_section_data.
3526 * debug.h: Include <cstring>
3527 * dwarf_reader.cc: Include <algorithm>
3528 * main.cc: Include <cstring>.
3529 * options.cc: Include <cstring>.
3530 * output.cc: Include <cstring>.
3531 * script.cc: Include <cstring>.
3532 * script.h: Include <string>.
3533 * symtab.cc: Include <cstring> and <algorithm>.
3534 * target-select.cc: Include <cstring>.
3535 * version.cc: Include <string>.
3536 * testsuite/testmain.cc: Include <cstdlib>.
3537 * configure, config.in: Rebuild.
3539 2008-03-25 Ian Lance Taylor <iant@google.com>
3541 * options.cc: Include "../bfd/bfdver.h".
3542 (options::help): Print bug reporting address.
3544 * version.cc (print_version): Adjust output for current value of
3549 * options.cc (options::help): Print list of supported targets.
3550 * target-select.h: Include <vector>.
3551 (class Target_selector): Make machine_, size_, and is_big_endian_
3552 fields const. Add bfd_name_ and instantiated_target_ fields.
3553 (Target_selector::Target_selector): Add bfd_name parameter.
3554 (Target_selector::recognize): Make non-virtual, call
3556 (Target_selector::recognize_by_name): Make non-virtual, call
3557 do_recognize_by_name.
3558 (Target_selector::supported_names): New function.
3559 (Target_selector::bfd_name): New function.
3560 (Target_selector::do_instantiate_target): New pure virtual
3562 (Target_selector::do_recognize): New virtual function.
3563 (Target_selector::do_recognize_by_name): New virtual function.
3564 (Target_selector::instantiate_target): New private function.
3565 (supported_target_names): Declare.
3566 * target-select.cc (Target_selector::Target_selector): Update for
3567 new parameter and fields.
3568 (select_target_by_name): Check that the name matches before
3569 calling recognize_by_name.
3570 (supported_target_names): New function.
3571 * i386.cc (class Target_selector_i386): Update Target_selector
3572 constructor call. Remove recognize and recognize_by_name. Add
3573 do_instantiate_target.
3574 * x86_64.cc (class Target_selector_x86_64): Likewise.
3575 * testsuite/testfile.cc (class Target_selector_test): Update for
3576 changes to Target_selector.
3578 * README: Rewrite, with some notes on unsupported features.
3580 2008-03-24 Cary Coutant <ccoutant@google.com>
3582 * i386.cc (Target_i386::Got_type): New enum declaration.
3583 (Target_i386::Scan::local): Updated callers of Output_data_got
3585 (Target_i386::Scan::global): Likewise.
3586 (Target_i386::Relocate::relocate): Likewise.
3587 (Target_i386::Relocate::relocate_tls): Likewise.
3588 * object.h (Got_offset_list): New class.
3589 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3590 (Sized_relobj::local_got_offset): Likewise.
3591 (Sized_relobj::set_local_got_offset): Likewise.
3592 (Sized_relobj::local_has_tls_got_offset): Removed.
3593 (Sized_relobj::local_tls_got_offset): Removed.
3594 (Sized_relobj::set_local_tls_got_offset): Removed.
3595 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3596 * output.cc (Output_data_got::add_global): Added got_type parameter.
3597 (Output_data_got::add_global_with_rel): Likewise.
3598 (Output_data_got::add_global_with_rela): Likewise.
3599 (Output_data_got::add_global_pair_with_rel): New function.
3600 (Output_data_got::add_global_pair_with_rela): New function.
3601 (Output_data_got::add_local): Added got_type parameter.
3602 (Output_data_got::add_local_with_rel): Likewise.
3603 (Output_data_got::add_local_with_rela): Likewise.
3604 (Output_data_got::add_local_pair_with_rel): New function.
3605 (Output_data_got::add_local_pair_with_rela): New function.
3606 (Output_data_got::add_global_tls): Removed.
3607 (Output_data_got::add_global_tls_with_rel): Removed.
3608 (Output_data_got::add_global_tls_with_rela): Removed.
3609 (Output_data_got::add_local_tls): Removed.
3610 (Output_data_got::add_local_tls_with_rel): Removed.
3611 (Output_data_got::add_local_tls_with_rela): Removed.
3612 * output.h (Output_data_got::add_global): Added got_type parameter.
3613 (Output_data_got::add_global_with_rel): Likewise.
3614 (Output_data_got::add_global_with_rela): Likewise.
3615 (Output_data_got::add_global_pair_with_rel): New function.
3616 (Output_data_got::add_global_pair_with_rela): New function.
3617 (Output_data_got::add_local): Added got_type parameter.
3618 (Output_data_got::add_local_with_rel): Likewise.
3619 (Output_data_got::add_local_with_rela): Likewise.
3620 (Output_data_got::add_local_pair_with_rel): New function.
3621 (Output_data_got::add_local_pair_with_rela): New function.
3622 (Output_data_got::add_global_tls): Removed.
3623 (Output_data_got::add_global_tls_with_rel): Removed.
3624 (Output_data_got::add_global_tls_with_rela): Removed.
3625 (Output_data_got::add_local_tls): Removed.
3626 (Output_data_got::add_local_tls_with_rel): Removed.
3627 (Output_data_got::add_local_tls_with_rela): Removed.
3628 * resolve.cc (Symbol::override_base_with_special): Removed
3629 reference to has_got_offset_ field.
3630 * symtab.cc (Symbol::init_fields): Replaced initialization
3631 of got_offset_ with got_offsets_. Removed initialization
3633 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3634 (Symbol::got_offset): Likewise.
3635 (Symbol::set_got_offset): Likewise.
3636 (Symbol::has_tls_got_offset): Removed.
3637 (Symbol::tls_got_offset): Removed.
3638 (Symbol::set_tls_got_offset): Removed.
3639 (Symbol::got_offset_): Removed.
3640 (Symbol::tls_mod_got_offset_): Removed.
3641 (Symbol::tls_pair_got_offset_): Removed.
3642 (Symbol::got_offsets_): New field.
3643 (Symbol::has_got_offset): Removed.
3644 (Symbol::has_tls_mod_got_offset): Removed.
3645 (Symbol::has_tls_pair_got_offset): Removed.
3646 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3647 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3649 (Target_x86_64::Scan::global): Likewise.
3650 (Target_x86_64::Relocate::relocate): Likewise.
3651 (Target_x86_64::Relocate::relocate_tls): Likewise.
3653 2008-03-25 Ben Elliston <bje@au.ibm.com>
3655 * yyscript.y: Fix spelling error in comment.
3657 2008-03-24 Ian Lance Taylor <iant@google.com>
3659 * options.h (class General_options): Define build_id option.
3660 * layout.h (class Layout): Declare write_build_id, create_note,
3661 create_build_id. Add build_id_note_ member.
3662 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3663 "libiberty.h", "md5.h", "sha1.h".
3664 (Layout::Layout): Initialize eh_frame_data_,
3665 eh_frame_hdr_section_, and build_id_note_.
3666 (Layout::finalize): Call create_build_id.
3667 (Layout::create_note): New function, broken out of
3668 Layout::create_gold_note.
3669 (Layout::create_gold_note): Call create_note.
3670 (Layout::create_build_id): New function.
3671 (Layout::write_build_id): New function.
3672 (Close_task_runner::run): Call write_build_id.
3674 * x86_64.cc: Correct license to GPLv3.
3676 2008-03-23 Ian Lance Taylor <iant@google.com>
3678 * options.cc: Include "demangle.h".
3679 (parse_optional_string): New function.
3680 (parse_long_option): Handle takes_optional_argument.
3681 (parse_short_option): Update dash_z initializer. Handle
3682 takes_optional_argument.
3683 (General_options::General_options): Initialize do_demangle_.
3684 (General_options::finalize): Set do_demangle_. Handle demangling
3686 * options.h (parse_optional_string): Declare.
3687 (struct One_option): Add optional_arg field. Update constructor.
3688 Update call constructor calls. Add takes_optional_argument
3690 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3691 (DEFINE_optional_string): Define.
3692 (General_options::demangle): Change from DEFINE_bool to
3693 DEFINE_optional_string.
3694 (General_options::no_demangle): New function.
3695 (General_options::do_demangle): New function.
3696 (General_options::set_do_demangle): New function.
3697 (General_options::execstack_status_): Move definition to end of
3699 (General_options::static_): Likewise.
3700 (General_options::do_demangle_): New field.
3701 * object.cc (big_endian>::get_symbol_location_info): Call
3702 Options::do_demangle, not Options::demangle.
3703 * symtab.cc (demangle): Likewise.
3705 2008-03-22 Ian Lance Taylor <iant@google.com>
3707 * gold.h: Include <cstddef> and <sys/types.h>
3708 * options.h: Include <cstring>.
3710 2008-03-21 Ian Lance Taylor <iant@google.com>
3712 * Added source code to GNU binutils.