1 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8 valid tls_segment only for non-debug-section relocations.
9 * testsuite/Makefile.am: Add gc_tls_test.
10 * testsuite/Makefile.in: Regenerate.
11 * testsuite/gc_tls_test.cc: New file.
12 * testsuite/gc_tls_test.sh: New file.
14 2009-08-05 Sriraman Tallam <tmsriram@google.com>
18 * Makefile.am (CCFILES): Add icf.cc.
20 * Makefile.in: Regenerate.
21 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
22 * gc.h (gc_process_relocs): Populate lists used by icf to contain
23 section, symbol and addend information for the relocs.
24 * gold.cc (queue_middle_tasks): Call identical code folding.
25 * gold.h: Add defines for multimap.
26 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
27 to the call of finalize_local_symbols.
28 * main.cc (main): Create object of class Icf.
29 * object.cc (Sized_relobj::do_layout): Allow this function to be
30 called twice during icf.
31 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
32 to sections marked as identical by icf.
33 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
35 (Sized_relobj::do_section_entsize): New function.
36 * object.h (Object::section_entsize): New function.
37 (Object::do_section_entsize): New pure virtual function.
38 (Relobj::finalize_local_symbols): Add new parameter.
39 (Relobj::do_section_entsize): New function.
40 * options.h (General_options::icf): New option.
41 (General_options::icf_iterations): New option.
42 (General_options::print_icf_sections): New option.
43 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
44 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
45 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
47 * symtab.cc (Symbol_table::is_section_folded): New function.
48 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
49 to sections marked as identical by icf.
50 * symtab.h (Symbol_table::set_icf): New function.
51 (Symbol_table::icf): New function.
52 (Symbol_table::is_section_folded): New function.
53 (Symbol_table::icf_): New data member.
54 * target-reloc.h (relocate_section): Ignore sections folded by icf.
55 * testsuite/Makefile.am: Add commands to build icf_test.
56 * testsuite/Makefile.in: Regenerate.
57 * testsuite/icf_test.sh: New file.
58 * testsuite/icf_test.cc: New file.
60 2009-07-24 Chris Demetriou <cgd@google.com>
62 * layout.cc (is_compressible_debug_section): Fix incorrect
63 comment about compressed section names.
65 2009-07-20 Ian Lance Taylor <ian@airs.com>
68 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
70 2009-07-16 Ian Lance Taylor <iant@google.com>
73 * layout.h: #include <map>.
74 (class Kept_section): Change from struct to class. Add accessors
75 and setters. Add section size to Comdat_group mapping. Change
76 Comdat_group to std::map. Add is_comdat_ field. Add
77 linkonce_size field in union.
78 (class Layout): Update declaration of find_or_add_kept_section.
79 Don't declare find_kept_object.
80 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
81 parameter. Add object, shndx, is_comdat, and is_group_name
82 parameters. Change all callers. Adjust for new Kept_section.
83 (Layout::find_kept_object): Remove.
84 * object.cc (Sized_relobj::include_section_group): Update use of
85 Kept_section. Rename secnum to shndx. Only record
86 Kept_comdat_section if sections are the same size.
87 (Sized_relobj::include_linkonce_section): Update use of
88 Kept_section. Only record Kept_comdat_section if sections are the
89 same size. Set size of linkonce section.
90 (Sized_relobj::map_to_kept_section): Update call to
91 get_kept_comdat_section.
92 * object.h (class Sized_relobj): Rename fields in
93 Kept_comdat_section to drop trailing underscores; change object
94 field to Relobj*. Change Kept_comdat_section_table to store
95 struct rather than pointer.
96 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
97 Add kept_object and kept_shndx parameters. Change all callers.
98 (Sized_relobj::get_kept_comdat_section): Change return type to
99 bool. Add kept_object and kept_shndx parameters. Change all
101 * plugin.cc (Pluginobj::include_comdat_group): Update call to
102 Layout::find_or_add_kept_section.
104 2009-07-09 Ian Lance Taylor <iant@google.com>
106 * merge.cc (Object_merge_map::initialize_input_to_output_map):
107 Reserve space in the hash table.
109 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
111 * fileread.cc (File_read::get_mtime): New method.
112 * fileread.h (Timespec): New structure.
113 (File_read::get_mtime): New method.
114 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
115 Renamed from timestamp_nsec.
116 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
118 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
120 (Incremental_inputs::report_archive): Save mtime; style fix.
121 (Incremental_inputs::report_obejct): Save mtime; style fix.
122 (Incremental_inputs::report_script): Save mtime; style fix.
123 (Incremental_inputs::finalize_inputs): Style fix.
124 (Incremental_inputs::finalize): Style fix.
125 (Incremental_inputs::create_input_section_data): Store inputs
127 * incremental.h (Incremental_inputs::report_script): Add mtime
129 (Incremental_inputs::Input_info::Input_info): Intialize only one
131 (Incremental_inputs::Input_info::archive): Move to nameless
133 (Incremental_inputs::Input_info::obejct): Move to nameless union.
134 (Incremental_inputs::Input_info::script): Move to nameless union.
135 (Incremental_inputs::mtime): New field.
136 * script.cc (read_input_script): Pass file mtime to
138 * script.h (Script_info::inputs): Style fix.
140 2009-07-01 Ian Lance Taylor <ian@airs.com>
142 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
145 2009-06-24 Ian Lance Taylor <iant@google.com>
148 * layout.cc (Layout::choose_output_section): If we find an
149 existing section, update the flags.
150 (Layout::create_notes): New function, broken out of
152 (Layout::finalize): Don't create note sections.
153 (Layout::create_note): Don't crash if linker script discards
155 (Layout::create_gold_note): Likewise.
156 (Layout::create_build_id): Likewise. Don't set
157 after_input_sections on the section.
158 (Layout::create_executable_stack_info): Remove target parameter.
160 * layout.h (class Layout): Declare create_notes. Update
161 declaration of create_executable_stack_info.
162 * gold.cc (queue_middle_tasks): Call create_notes.
163 * output.cc (Output_section::update_flags_for_input_section): Move
164 here from output.h. If SHF_ALLOC flag is newly set, mark address
166 * output.h (Output_data::mark_address_invalid): New function.
167 (class Output_section): Only declare, not define,
168 update_flags_for_input_section. Remove set_flags.
170 2009-06-24 Ian Lance Taylor <iant@google.com>
172 * script-sections.cc (Output_section_definition::
173 set_section_addresses): Rename shadowing local load_address to
176 2009-06-24 Ian Lance Taylor <iant@google.com>
179 * reloc.cc (relocate_sections): Skip empty relocation sections.
181 2009-06-23 Ian Lance Taylor <iant@google.com>
184 * layout.cc (Layout::create_note): Use choose_output_section
185 rather than make_output_section.
187 2009-06-23 Ian Lance Taylor <iant@google.com>
190 * options.cc (General_options::parse_V): Set printed_version_.
191 (General_options::General_options): Initialize printed_version_.
192 * options.h (class General_options): Add printed_version_ field.
193 * gold.cc (queue_initial_tasks): If there are no input files,
194 don't give a fatal error if we printed the version information.
195 (queue_middle_tasks): If using -r with a shared object, give a
196 fatal error rather than an ordinary error.
198 2009-06-23 Ian Lance Taylor <iant@google.com>
201 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
202 (Layout::make_output_section): Set have_stabstr_section_ if we see
204 (Layout::finalize): Call link_stabs_sections.
205 (Layout::link_stabs_sections): New file.
206 * layout.h (class Layout): Add have_stabstr_section_ field.
207 Declare link_stabs_sections.
209 2009-06-23 Doug Kwan <dougkwan@google.com>
211 * Makefile.am (libgold_a_LIBADD): New.
212 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
213 * Makefile.in: Regenerate.
214 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
215 * configure: Regenerate.
216 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
217 * fileread.cc: Include sys/state.h
218 * gold.h: Declare memmem and strndup if found missing.
219 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
221 2009-06-23 Ian Lance Taylor <iant@google.com>
223 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
224 * configure: Rebuild.
226 2009-06-23 Ian Lance Taylor <iant@google.com>
229 * object.cc (Object::section_contents): Don't try to get a view if
230 the section has length zero.
231 (Object::handle_gnu_warning_section): If the section is empty, use
232 the name of the section as the warning.
234 2009-06-23 Ian Lance Taylor <iant@google.com>
237 * stringpool.h (class Stringpool_template): Add optimize_ field.
238 (Stringpool_template::set_optimize): New function.
239 * stringpool.cc (Stringpool_template::Stringpool_template):
240 Initialize optimize_ field.
241 (Stringpool_template::set_string_offsets): Test local optimize
242 fild rather than parameter.
243 * layout.cc (Layout::Layout): Call set_optimize on the section
246 2009-06-22 Ian Lance Taylor <iant@google.com>
249 * yyscript.y: Parse TARGET.
250 * script.cc (script_set_target): New function.
251 * script-c.h (script_set_target): Declare.
252 * options.cc (General_options::string_to_object_format): Rename
253 from string_to_object_format in anonymous namespace. Change
255 * options.h (class General_options): Declare
256 string_to_object_format.
258 2009-06-22 Ian Lance Taylor <iant@google.com>
260 * script-sections.cc (Script_sections::create_segments): Don't put
261 program headers in a PT_LOAD segment if -n or -N.
263 2009-06-22 Ian Lance Taylor <iant@google.com>
266 * options.h (class General_options): Add -z lazy and -z now. Sort
267 -z options into alphabetical order.
268 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
270 2009-06-21 Ian Lance Taylor <iant@google.com>
272 * layout.cc (Layout::make_output_section): Call
273 Target::new_output_section.
274 (Layout::attach_allocated_section_to_segment): Put large section
275 sections in a separate load segment with the large segment flag
277 (Layout::segment_precedes): Sort large data segments after other
279 (align_file_offset): New static function.
280 (Layout::set_segment_offsets): Use align_file_offset.
281 * output.h (class Output_section): Add is_small_section_ and
282 is_large_section_ fields.
283 (Output_section::is_small_section): New function.
284 (Output_section::set_is_small_section): New function.
285 (Output_section::is_large_section): New function.
286 (Output_section::set_is_large_section): New function.
287 (Output_section::is_large_data_section): New function.
288 (class Output_segment): Add is_large_data_segment_ field.
289 (Output_segment::is_large_data_segment): New function.
290 (Output_segment::set_is_large_data_segment): New function.
291 * output.cc (Output_section::Output_section): Initialize new
293 (Output_segment::Output_segment): Likewise.
294 (Output_segment::add_output_section): Add assertion that large
295 data sections always go in large data segments. Force small data
296 sections to the end of the list of data sections. Force small BSS
297 sections to the start of the list of BSS sections. For large BSS
298 sections to the end of the list of BSS sections.
299 * symtab.h (class Symbol): Declare is_common_shndx.
300 (Symbol::is_defined): Check Symbol::is_common_shndx.
301 (Symbol::is_common): Likewise.
302 (class Symbol_table): Define enum Commons_section_type. Update
303 declarations. Add small_commons_ and large_commons_ fields.
304 * symtab.cc (Symbol::is_common_shndx): New function.
305 (Symbol_table::Symbol_table): Initialize new fields.
306 (Symbol_table::add_from_object): Put small and large common
307 symbols in the right list.
308 (Symbol_table::sized_finalized_symbol): Check
309 Symbol::is_common_shndx.
310 (Symbol_table::sized_write_globals): Likewise.
311 * common.cc (Symbol_table::do_allocate_commons): Allocate new
312 common symbol lists. Don't call do_allocate_commons_list if the
314 (Symbol_table::do_allocate_commons_list): Remove is_tls
315 parameter. Add comons_section_type parameter. Change all
316 callers. Handle small and large common symbols.
317 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
318 Symbol::is_common_shndx.
319 * resolve.cc (symbol_to_bits): Likewise.
320 * target.h (Target::small_common_shndx): New function.
321 (Target::small_common_section_flags): New function.
322 (Target::large_common_shndx): New function.
323 (Target::large_common_section_flags): New function.
324 (Target::new_output_section): New function.
325 (Target::Target_info): Add small_common_shndx, large_common_shndx,
326 small_common_section_flags, and large_common_section_flags
328 (Target::do_new_output_section): New virtual function.
329 * arm.cc (Target_arm::arm_info): Initialize new fields.
330 * i386.cc (Target_i386::i386_info): Likewise.
331 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
333 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
334 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
335 (Target_x86_64::do_new_output_section): New function.
336 * configure.ac: Define conditional MCMODEL_MEDIUM.
337 * testsuite/Makefile.am (check_PROGRAMS): Add large.
338 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
339 (large_LDFLAGS): Define.
340 * testsuite/large.c: New file.
341 * testsuite/testfile.cc (Target_test::test_target_info):
342 Initialize new fields.
343 * configure, testsuite/Makefile.in: Rebuild.
345 2009-06-05 Doug Kwan <dougkwan@google.com>
347 * Makefile.am (CCFILES): Add target.cc.
348 * Makefile.in: Regenerate.
349 * i386.cc (class Target_i386): Define new virtual method to
350 override do_is_local_label_name in parent.
351 * object.cc (Sized_relobj::do_count_local_symbols): Discard
352 local symbols if --discard-locals or -X is given.
353 * options.h (class General_options): Declare new options
354 '--discard-locals' and '-X' for discarding locals.
355 * target.h (class Target): Define new methods is_local_label_name.
356 Declare new virtual method do_is_local_label_name.
357 * target.cc: New file.
358 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
359 (check_SCRIPTS): Add discard_locals_test.sh.
360 (check_DATA): Add discard_local_tests.syms.
361 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
362 (discard_local_tests.syms, discard_locals_test.o): New make rules.
363 * testsuite/Makefile.in: Regenerate.
364 * testsuite/discard_locals_test.c: New file.
365 * testsuite/discard_locals_test.sh: Same.
367 2009-06-05 Doug Kwan <dougkwan@google.com>
369 * object.cc (Sized_relobj::Sized_relobj): Initialize
370 discarded_eh_frame_shndx_ to -1U.
371 (Sized_relobj::do_layout): Record index of a discard .eh_frame
373 (Sized_relobj::do_count_local_symbols): Skip local symbols in
374 a discarded .eh_frame section.
375 (Sized_relobj::do_finalize_local_symbols): Ditto.
376 * object.h (class Sized_relobj): Declare new member
377 discarded_eh_frame_shndx_.
378 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
379 (local_labels_test.o, local_labels_test): New rules.
380 * testsuite/Makefile.in: Regenerate.
382 2009-06-04 Doug Kwan <dougkwan@google.com>
384 * layout.cc (Layout::section_name_mapping): Add mapping for
385 special ARM sections.
387 2009-06-03 Doug Kwan <dougkwan@google.com>
389 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
390 (utils::has_overflow): Same.
392 2009-06-03 Ian Lance Taylor <iant@google.com>
394 * layout.cc (Layout::section_name_mapping): New array, replacing
395 Layout::linkonce_mapping.
396 (Layout::section_name_mapping_count): New variable, replacing
397 Layout::linkonce_mapping_count.
398 (Layout::linkonce_output_name): Remove.
399 (Layout::output_section_name): Rewrite.
400 * layout.h (class Layout): Rename Linkonce_mapping to
401 Section_name_mapping, linkonce_mapping to section_name_mapping,
402 linkonce_mapping_count to section_name_mapping_count. Don't
403 declare linkonce_output_name.
405 2009-06-03 Doug Kwan <dougkwan@google.com>
407 * gold/arm.cc (namespace utils): New.
408 (Target_arm::reloc_is_non_pic): Define new method.
409 (class Arm_relocate_functions): New.
410 (Target_arm::Relocate::relocate): Handle relocation types used by
413 2009-06-03 Ian Lance Taylor <iant@google.com>
415 * arm.cc (Target_arm::scan::global): Use || instead of |.
417 2009-06-02 Doug Kwan <dougkwan@google.com>
419 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
420 issued_non_pic_error_.
421 (class Target_arm::Scan): Declare new method check_non_pic.
422 Define new method symbol_needs_plt_entry.
423 Declare new data member issued_non_pic_error_.
424 (class Target_arm::Relocate): Declare new method
425 should_apply_static_reloc.
426 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
427 (Target_arm::Scan::check_non_pic): Define new method.
428 (Target_arm::Scan::local): Handle a small subset of reloc types used
430 (Target_arm::Scan::local): Same.
431 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
433 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
435 * incremental.cc (Incremental_inputs::report_command_line): Filter
436 out --incremental-* options.
438 2009-05-29 Doug Kwan <dougkwan@google.com>
440 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
442 (class Target_arm): Update comment.
443 (Target_arm::Target_arm): Initialize new data members GOT_,
444 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
445 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
446 and Target_arm::rel_dyn_section.
447 Declare new_enum Target_arm::Got_type.
448 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
450 Update commments for member do_dynsym_value.
451 (Target_arm::got_size, Target_arm::plt_section,
452 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
453 new methods inside class defintion.
454 (Target_arm::got_section): Define new method.
455 (Target_arm::rel_dyn_section): Same.
456 (Output_data_plt_arm): New template class.
457 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
458 (Output_data_plt_arm:do_adjust_output_section): Define new method.
459 (Output_data_plt_arm::add_entry): Same.
460 (Output_data_plt_arm::first_plt_entry): Define new
461 static data member for PLT instruction template.
462 (Output_data_plt_arm::plt_entry): Same.
463 (Output_data_plt_arm::do_write): Define new method.
464 (Target_arm::make_plt_entry): Same.
465 (Target_arm::do_finalize_sections): Same.
466 (Target_arm::do_dynsym_value): Same.
468 2009-05-28 Doug Kwan <dougkwan@google.com>
470 * Makefile.am (TARGETSOURCES): Add arm.cc.
471 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
472 * Makefile.in: Regenerate.
474 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
476 2009-05-26 Doug Kwan <dougkwan@google.com>
478 * options.cc (General_options::parse_exclude_libs). Fix a comment.
479 (General_options::check_excluded_libs): Strip off directories in
480 archive name before matching like GNU ld does.
481 * testsuite/Makefile.am (MOSTLYCLEANFILES,
482 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
483 (exclude_libs_test_LDFLAGS): Add linker option
484 -Wl,--exclude-libs,libexclude_libs_test_3
485 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
486 an explicit archive without using -l.
487 (alt/libexclude_libs_test_3.a): New make rule.
488 * testsuite/Makefile.in: Regenerate.
489 * testsuite/exclude_libs_test.c : Declare lib3_default().
491 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
492 * exclude_libs_test_3.c: New file.
494 2009-05-26 Nick Clifton <nickc@redhat.com>
496 * po/id.po: New Indonesian translation.
497 * po/gold.pot: Updated template file.
499 2009-05-22 Sriraman Tallam <tmsriram@google.com>
501 * testsuite/Makefile.am: Add -ffunction-sections to compile
502 gc_comdat_test files. Add -Wl,--gc-sections to build
504 * testsuite/Makefile.in: Regenerate.
505 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
507 2009-05-21 Sriraman Tallam <tmsriram@google.com>
509 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
510 kept comdat section was garbage collected.
511 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
512 * testsuite/Makefile.in: Regenerate.
513 * testsuite/gc_comdat_test.sh: New file.
514 * testsuite/gc_comdat_test_1.cc: New file.
515 * testsuite/gc_comdat_test_2.cc: New file.
517 2009-05-19 Doug Kwan <dougkwan@google.com>
519 * archive.cc (Archive::Archive): Move constructor from archive.h
520 to here. Initialize no_export_.
521 (Archive::get_elf_object_for_member): Set no_export flag of object.
522 * archive.h (Archive::Archive): Move constructor body to
524 (Archive::no_export): New method.
525 (Archive::no_export_): New field.
526 * object.h (Object::Object): Initialize no_export_ to false.
527 (Object::no_export, Object::set_no_export): New methods.
528 (Object::no_export_): New field.
529 * options.cc (General_options::parse_exclude_libs): New method.
530 (General_options::check_excluded_libs) Same.
531 * options.h (exclude_libs): New option.
532 (General_options::check_excluded_libs): New method declaration.
533 (General_options::excluded_libs_): New field.
534 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
535 default or protected visibility if an object has no-export flag set.
536 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
537 (check_SCRIPTS): Add exclude_libs_test.sh.
538 (check_DATA): Add exclude_libs_test.syms.
539 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
540 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
541 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
542 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
543 (exclude_libs_test.syms, libexclude_libs_test_1.a,
544 libexclude_libs_test_2.a): New rules.
545 * testsuite/Makefile.in: Regenerate.
546 * testsuite/exclude_libs_test.c: New file.
547 * testsuite/exclude_libs_test.sh: Ditto.
548 * testsuite/exclude_libs_test_1.c: Ditto.
549 * testsuite/exclude_libs_test_2.c: Ditto.
551 2009-05-15 Ian Lance Taylor <iant@google.com>
553 * configure.ac: Check for declarations for cases where libiberty.h
554 checks HAVE_DECL_xxx.
555 * configure, config.in: Rebuild.
557 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
559 * gold.h (Incremental_argument_list): Remove (invalid) forward
561 * incremental.cc (Incremental_inputs::report_achive): New method.
562 (Incremental_inputs::report_object): New method.
563 (Incremental_inputs::report_script): New method.
564 (Incremental_inputs::finalize_inputs): New method.
565 (Incremental_inputs::finalize): Call finalize_inputs().
566 (Incremental_inputs::sized_create_incremental_inputs_section_data):
567 Create inputs entries.
568 * incremental.h (Incremental_input_type): New enum.
569 (Incremental_inputs::Incremental_input): Initialize new fields.
570 (Incremental_inputs::report_inputs): New method.
571 (Incremental_inputs::report_achive): New method.
572 (Incremental_inputs::report_object): New method.
573 (Incremental_inputs::report_script): New method.
574 (Incremental_inputs::finalize_inputs): New method.
575 (Incremental_inputs::Input_info): New struct.
576 (Incremental_inputs::Input_info_map): New typedef.
577 (Incremental_inputs::lock_): New field.
578 (Incremental_inputs::Inputs_): New field.
579 (Incremental_inputs::Inputs_map): New field.
580 * main.cc (main): Call Incremental_input::report_inputs.
581 * options.h (Input_argument_list): Typedef moved from
583 (Input_file_group::Files): Remove, use ::Input_argument_list.
584 (Input_file_group::Input_argument_list): Remove, use
585 ::Input_argument_list.
586 * plugin.cc (Plugin_manager::add_input_file): Add error in
588 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
590 * script.cc (read_input_script): Call
591 Incremental_input::report_script.
592 * script.h (Script_info): New class.
594 2009-04-27 Ian Lance Taylor <iant@google.com>
596 * x86_64.cc (do_adjust_output_section): Set entsize to
599 2009-04-23 Elliott Hughes <enh@google.com>
601 * output.cc (Output_file::close): After short writes, continue
602 writing from the correct offset in the buffer being written.
604 2009-04-23 Chris Demetriou <cgd@google.com>
606 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
607 * configure: Regenerate.
608 * config.in: Regenerate.
609 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
610 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
612 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
614 * incremental.cc (Incremental_inputs_header_data): Renamed from
615 Incremental_input_header_data.
616 (Incremental_inputs_header_data::data_size): New field.
617 (Incremental_inputs_header_data::put_input_file_count): Renamed
618 from input_file_count.
619 (Incremental_inputs_header_data::put_command_line_offset): Renamed
620 from command_line_offset.
621 (Incremental_inputs_header_data::put_reserved): Renamed from
623 (Incremental_inputs_entry_data): Renamed from
624 Incremental_input_entry_data.
625 (Incremental_inputs_entry_data::data_size): New field.
626 (Incremental_inputs::report_command_line): New method.
627 (Incremental_inputs::finalize): New method.
628 (Incremental_inputs::create_incremental_inputs_data): New method.
629 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
630 * incremental.h: New file.
631 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
632 (Layout::finalize): Create incremental inputs section in
634 (Layout::create_incremental_info_sections): New method.
635 * layout.h (Layout::incremental_inputs): New method.
636 (Layout::create_incremental_info_sections): New method.
637 (Layout::incremental_inputs_): New field.
638 * main.cc (main): Notify Incremental_input of the command line.
640 2009-04-01 Ian Lance Taylor <iant@google.com>
641 Mikolaj Zalewski <mikolajz@google.com>
643 * gold.h (reserve_unordered_map): Define, three versions, one for
644 each version of Unordered_map.
645 * layout.cc (Layout::Layout): Remove options parameter. Add
646 number_of_input_files parameter. Don't initialize options_.
647 Initialize number_of_input_files_ and resized_signatures_. Move
648 sections_are_attached_.
649 (Layout::layout_group): Reserve space for group_signatures_.
650 (Layout::find_or_add_kept_section): Change name parameter to be a
651 reference. Resize signatures_ map when it gets large enough.
652 (Layout::layout_eh_frame): Use parameters->options() instead of
654 (Layout::make_output_section): Likewise.
655 (Layout::attach_allocated_section_to_segment): Likewise.
656 (Layout::finalize, Layout::create_executable_stack): Likewise.
657 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
658 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
659 * layout.h (class Layout): Update declarations. Remove options_
660 field. Add number_of_input_files_ and resized_signatures_
661 fields. Move sections_are_attached_ field.
662 * main.cc (main): Pass number of input files to Layout
663 constructor. Don't pass options.
665 2009-03-30 Ian Lance Taylor <iant@google.com>
667 * ffsll.c (ffsll): Correct implementation.
669 2009-03-27 Ian Lance Taylor <iant@google.com>
672 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
673 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
674 * ftruncate.c (ftruncate): Declare before definition.
675 * mremap.c (mremap): Likewise.
676 * pread.c (pread): Likewise.
677 * configure, Makefile.in, config.in: Rebuild.
679 * mremap.c: New file.
680 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
681 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
682 (mremap): Declare if HAVE_MREMAP is not defined.
683 * configure, Makefile.in, config.in: Rebuild.
685 2009-03-27 Cary Coutant <ccoutant@google.com>
687 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
688 position independent.
689 * sparc.cc (Target_sparc::check_non_pic): Likewise.
690 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
692 2009-03-24 Cary Coutant <ccoutant@google.com>
694 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
696 (needs_dynamic_reloc): Likewise.
698 2009-03-24 Ian Lance Taylor <iant@google.com>
700 * yyscript.y (file_cmd): Recognize EXTERN.
701 (extern_name_list, extern_name_list_body): New nonterminals.
702 * script.cc (script_add_extern): Define.
703 * script-c.h (script_add_extern): Declare.
705 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
707 * object.cc (is_elf_object): Define.
708 * object.h (is_elf_object): Declare.
709 * archive.cc (Archive::get_elf_object_for_member): Call
711 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
713 2009-03-24 Elliott Hughes <enh@google.com>
715 * output.cc (Output_file::map_anonymous): Define.
716 (Output_file::map): Use map_anonymous. If the regular mmap fails,
717 try an anonymous one. Report the size if the mmap fails.
718 * output.h (class Output_file): Declare map_anonymous.
720 2009-03-24 Ian Lance Taylor <iant@google.com>
722 * target-select.cc (instantiate_target): Don't acquire the lock if
723 the instantiated_target_ field has already been set.
725 2009-03-23 Ian Lance Taylor <iant@google.com>
727 * gold-threads.h (class Initialize_lock): Define.
728 * gold-threads.cc (class Initialize_lock_once): Define.
729 (initialize_lock_control): New static variable.
730 (initialize_lock_pointer): New static variable.
731 (initialize_lock_once): New static function.
732 (Initialize_lock::Initialize_lock): Define.
733 (Initialize_lock::initialize): Define.
734 * target-select.h: Include "gold-threads.h".
735 (class Target_selector): Add lock_ and initialize_lock_ fields.
736 Don't define instantiate_target, just declare it.
737 * target-select.cc (Target_selector::Target_selector): Initialize
739 (Target_selector::instantiate_target): Define.
740 * descriptors.h: Include "gold-threads.h".
741 (class Descriptors): Add initialize_lock_ field.
742 * descriptors.cc (Descriptors::Descriptors): Initialize new
744 (Descriptors::open): Use initialize_lock_ field
745 * errors.h (class Errors): Add initialize_lock_ field.
746 * errors.cc (Errors::Errors): Initialize new field.
747 (Errors::initialize_lock): Use initialize_lock_ field.
748 * powerpc.cc (class Target_selector_powerpc): Remove
749 instantiated_target_ field. In do_recognize call
750 instantiate_target rather than do_instantiate_target. In
751 do_instantiate_target just allocate a new target.
752 * sparc.cc (class Target_selector_sparc): Likewise.
754 * freebsd.h: New file.
755 * i386.cc: Include "freebsd.h".
756 (Target_i386): Derive from Target_freebsd rather than
758 (Target_selector_i386): Derive from Target_selector_freebsd rather
759 than Target_selector.
760 * x86_64.cc: Include "freebsd.h".
761 (Target_x86_64): Derive from Target_freebsd rather than
763 (Target_selector_x86_64): Derive from Target_selector_freebsd
764 rather than Target_selector.
765 * target.h (class Target): Add adjust_elf_header and
766 do_adjust_elf_header.
767 * output.cc (Output_file_header:: do_sized_write): Call target
768 adjust_elf_header routine.
769 * configure.tgt: Set targ_osabi.
770 * configure.ac: Define GOLD_DEFAULT_OSABI.
771 * parameters.cc (Parameters::default_target): Pass
772 GOLD_DEFAULT_OSABI to select_target.
773 * target-select.h (class Target_selector): Make instantiate_target
774 protected rather than private.
775 * Makefile.am (HFILES): Add freebsd.h.
776 * configure, Makefile.in, config.in: Rebuild.
778 * merge.cc (do_add_input_section): Correct pend value. Change
779 message about last entry not being null terminated from error to
782 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
784 * incremental.cc: New file.
785 * Makefile.am (CCFILES): Add incremental.cc.
786 * Makefile.in: Rebuild.
788 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
790 * layout.cc (Layout::output_section_name): Preserve names
791 of '.note.' sections.
793 2009-03-19 Ian Lance Taylor <iant@google.com>
795 * descriptors.cc (Descriptors::open): Check that the options are
796 valid before using them.
798 2009-03-18 Ian Lance Taylor <iant@google.com>
800 * script-sections.h: Include <list>.
801 (class Script_sections): Change Sections_elements from std::vector
802 to std::list. Typedef public Elements_iterator. Add
803 orphan_section_placement_, data_segment_align_start_, and
804 saw_data_segment_align_ fields. Remove data_segment_align_index_
806 * script-sections.cc (class Orphan_section_placement): New class.
807 (class Sections_element): Add virtual functions is_relro and
808 orphan_section_init. Remove virtual function place_orphan_here.
809 (class Output_section_definition): Add is_relro and
810 orphan_section_init. Remove place_orphan_here.
811 (class Orphan_output_section): Likewise.
812 (Script_sections::Script_sections): Update for field changes.
813 (Script_sections::data_segment_align): Set saw_data_segment_align_
814 and data_segment_align_start_, not data_segment_align_index.
815 (Script_sections::data_segment_relro_end): Check
816 saw_data_segment_align_. Use data_segment_align_start_ rather
817 than data_segment_align_index_.
818 (Script_sections::place_orphan): Rewrite to use
819 Orphan_section_placement.
821 2009-03-17 Ian Lance Taylor <iant@google.com>
823 * archive.cc (Archive::add_symbols): Check for a version attached
824 to the symbol name in the archive map.
825 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
826 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
827 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
828 (ver_test_11.a): New target.
829 * testsuite/Makefile.in: Rebuild.
831 * configure.ac: Check for chsize and posix_fallocate. Replace
833 * ftruncate.c: New file, from gnulib.
834 * output.cc (posix_fallocate): Define dummy version if not
835 HAVE_POSIX_FALLOCATE.
836 (Output_file::map): Call posix_fallocate rather than lseek and
838 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
839 * configure, Makefile.in, config.in: Rebuild.
841 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
843 * layout.h (Layout::create_note): Add section_name parameter.
844 * layout.cc (Layout::create_note): Likewise.
845 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
847 2009-03-17 Ian Lance Taylor <iant@google.com>
849 * descriptors.cc: Include "options.h".
850 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
851 (Descriptors::open): Always use O_CLOEXEC when opening a new
852 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
855 * sparc.cc (class Target_sparc): Add has_got_section.
856 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
857 make sure we have a GOT section.
859 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
860 (Target_sparc::Scan::local): Likewise.
861 (Target_sparc::Scan::global): Likewise.
862 (Target_sparc::Relocate::relocate): Likewise.
863 (Target_sparc::Relocate::relocate_tls): Likewise.
865 * symtab.cc (Symbol_table::define_default_version): New function,
866 broken out of add_from_object.
867 (Symbol_table::add_from_object): Call define_default_version.
868 (Symbol_table::define_special_symbol): Add resolve_oldsym
869 parameter. Change all callers. If the version for a symbol comes
870 from a version script, resolve it with the symbol with the same
871 name with no version. Also add the symbol without a version if
873 (do_define_in_output_data): If resolving with oldsym, don't delete
875 (do_define_in_output_segment): Likewise.
876 (do_define_as_constant): Likewise.
877 * symtab.h (class Symbol_table): Update declarations.
879 2009-03-13 Ian Lance Taylor <iant@google.com>
881 * readsyms.cc (Read_symbols::incompatible_warning): New function.
882 (Read_symbols::requeue): New function.
883 (Read_symbols::do_read_symbols): If make_elf_object fails because
884 the target type is not configured, and the file was searched for,
885 issue a warning and retry with the next directory.
886 (Add_symbols::run): If the file has an incompatible format, and
887 it was searched for, requeue the Read_symbols task. On error,
889 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
890 dirindex parameter to constructor. Change all callers. Declare
891 incompatible_warning and requeue.
892 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
893 input_argument_ and input_group_ fields. Add them to
894 constructor. Change all callers.
895 (class Read_script): Add dirindex_ field. Add it to constructor.
897 * archive.cc (Archive::setup): Remove input_objects parameter.
899 (Archive::get_file_and_offset): Likewise.
900 (Archive::read_all_symbols): Likewise.
901 (Archive::read_symbols): Likewise.
902 (Archive::get_elf_object_for_member): Remove input_objects
903 parameter. Add punconfigured parameter. Change all callers.
904 (Archive::add_symbols): Change return type to bool. Check return
905 value of include_member.
906 (Archive::include_all_members): Likewise.
907 (Archive::include_member): Change return type to bool. Return
908 false if first included object has incompatible target. Set
909 included_member_ field.
910 (Add_archive_symbols::run): If add_symbols returns false, requeue
912 * archive.h (class Archive): Add included_member_ field.
913 Initialize it in constructor. Add input_file and searched_for
914 methods. Update declarations.
915 (class Add_archive_symbols): Add dirpath_, dirindex_, and
916 input_argument_ fields. Add them to constructor. Change all
918 * script.cc: Include "target-select.h".
919 (class Parser_closure): Add skip_on_incompatible_target_ and
920 found_incompatible_target_ fields. Add
921 skip_on_incompatible_target parameter to constructor. Change all
922 callers. Add methods skip_on_incompatible_target,
923 clear_skip_on_incompatible_target, found_incompatible_target, and
924 set_found_incompatible_target.
925 (read_input_script): Add dirindex parameter. Change all callers.
926 If parser finds an incompatible target, requeue Read_symbols
928 (script_set_symbol): Clear skip_on_incompatible_target in
930 (script_add_assertion, script_parse_option): Likewise.
931 (script_start_sections, script_add_phdr): Likewise.
932 (script_check_output_format): New function.
933 * script.h (read_input_script): Update declaration.
934 * script-c.h (script_check_output_format): Declare.
935 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
936 (ignore_cmd): Remove OUTPUT_FORMAT.
937 * fileread.cc (Input_file::Input_file): Add explicit this.
938 (Input_file::will_search_for): New function.
939 (Input_file::open): Add pindex parameter. Change all callers.
940 * fileread.h (class Input_file): Add input_file_argument method.
941 Declare will_search_for. Update declarations.
942 * object.cc (make_elf_object): Add punconfigured parameter.
944 * object.h (class Object): Make input_file public. Add
946 (make_elf_object): Update declaration.
947 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
949 * dirsearch.h (class Dirsearch): Update declaration.
950 * options.h (class General_options): Add --warn-search-mismatch.
951 * parameters.cc (Parameters::is_compatible_target): New function.
952 * parameters.h (class Parameters): Declare is_compatible_target.
953 * workqueue.cc (Workqueue::add_blocker): New function.
954 * workqueue.h (class Workqueue): Declare add_blocker.
956 * fileread.cc (Input_file::open): Remove options parameter.
958 (Input_file::open_binary): Likewise.
959 * script.cc (read_input_script): Likewise.
960 * readsyms.h (class Read_symbols): Remove options_ field. Remove
961 options parameter from constructor. Change all callers.
962 (class Read_script): Likewise.
963 * fileread.h (class Input_file): Update declarations.
964 * script.h (read_input_script): Update declaration.
966 2009-03-10 Nick Clifton <nickc@redhat.com>
968 * po/es.po: New Spanish translation.
970 2009-03-06 Cary Coutant <ccoutant@google.com>
972 * options.cc (parse_short_option): Keep dash_z from registering itself.
974 2009-03-03 Ian Lance Taylor <iant@google.com>
977 * target-reloc.h (relocate_section): Pass output_section to
979 * i386.cc (Target_i386::should_apply_static_reloc): Add
980 output_section parameter. Change all callers.
981 (Target_i386::Relocate::relocate): Add output_section parameter.
982 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
983 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
984 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
985 * testsuite/two_file_shared.sh: New script.
986 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
987 (check_DATA): Add two_file_shared.dbg.
988 (two_file_shared.dbg): New target.
989 * testsuite/Makefile.in: Rebuild.
991 2009-03-01 Ian Lance Taylor <iant@google.com>
993 * configure.ac: Check for byteswap.h.
994 * configure: Rebuild.
995 * config.in: Rebuild.
997 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
999 * layout.cc (Layout::find_or_add_kept_section): New function.
1000 (Layout::add_comdat): Removed.
1001 * layout.h (struct Kept_section): Move out of class Layout.
1002 Remove trailing underscores from field names. Add group_sections
1003 field. Rename group_ field to is_group. Change all uses.
1004 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1005 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1006 comdat_groups_ field.
1007 (Sized_relobj::include_section_group): Use
1008 find_or_add_kept_section and Kept_section::group_sections.
1009 (Sized_relobj::include_linkonce_section): Likewise.
1010 * object.cc (class Sized_relobj): Don't define Comdat_group or
1011 Comdat_group_table. Remove find_comdat_group and
1012 add_comdat_group. Remove comdat_groups_ field.
1013 * plugin.cc (include_comdat_group): Use
1014 Layout::find_or_add_kept_section.
1016 2009-02-28 Ian Lance Taylor <iant@google.com>
1018 * README: --gc-sections and map files are now supported. Document
1019 some build requirements.
1022 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1023 relocatable link set the value of the section symbol to zero.
1024 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1025 relocatable link don't include the section address in the local
1028 2009-02-27 Ian Lance Taylor <iant@google.com>
1031 * options.h (class Search_directory): Add is_system_directory.
1032 (class General_options): Declare is_in_system_directory.
1033 * options.cc (get_relative_sysroot): Make static.
1034 (get_default_sysroot): Make static.
1035 (General_optoins::is_in_system_directory): New function.
1036 * fileread.cc (Input_file::is_in_system_directory): New function.
1037 * fileread.h (class Input_file): Declare is_in_system_directory.
1038 * object.h (class Object): Add is_in_system_directory.
1039 (class Input_objects): Remove system_library_directory_ field.
1040 * object.cc (Input_objects::add_object): Don't set
1041 system_library_directory_.
1042 (input_objects::found_in_system_library_directory): Remove.
1043 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1044 parameter. Change all callers.
1045 (Symbol_table::sized_write_globals): Likewise.
1046 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1047 Call Object::is_in_system_directory.
1048 * symtab.h (class Symbol_table): Update declarations.
1051 * descriptors.h (Open_descriptor): Add is_on_stack field.
1052 * descriptors.cc (Descriptors::open): If the descriptor is on the
1053 top of the stack, remove it. Initialize is_on_stack field.
1054 (Descriptors::release): Only add pod to stack if it is not on the
1056 (Descriptors::close_some_descriptor): Clear stack_next and
1060 * output.cc (Output_section::find_starting_output_address): Rename
1061 from starting_output_address; add PADDR parameter; change return
1063 * output.h (class Output_section): Declare
1064 find_starting_output_address instead of starting_output_address.
1065 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1066 section symbol for which we can't find a merge section.
1069 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1070 hidden or internal, force the symbol to be local.
1071 * resolve.cc (Symbol::override_visibility): Define.
1072 (Symbol::override_base): Use override_visibility.
1073 (Symbol_table::resolve): Likewise.
1074 (Symbol::override_base_with_special): Likewise.
1075 (Symbol_table::override_with_special): If the visibility is hidden
1076 or internal, force the symbol to be local.
1077 * symtab.h (class Symbol): Add set_visibility and
1078 override_visibility.
1079 * testsuite/ver_test_1.sh: New file.
1080 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1081 (check_DATA): Add ver_test_1.syms.
1082 (ver_test_1.syms): New target.
1083 * testsuite/Makefile.in: Rebuild.
1085 2009-02-25 Cary Coutant <ccoutant@google.com>
1087 * layout.cc (Layout::choose_output_section): Don't rename sections
1088 when using a linker script that has a SECTIONS clause.
1089 * Makefile.in: Regenerate.
1091 * testsuite/Makefile.am (script_test_5.sh): New test case.
1092 * testsuite/Makefile.in: Regenerate.
1093 * testsuite/script_test_5.cc: New file.
1094 * testsuite/script_test_5.sh: New file.
1095 * testsuite/script_test_5.t: New file.
1097 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1099 * archive.cc (Archive::include_member): Update calls to add_symbols.
1100 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1101 the Layout argument.
1102 * dynobj.h (do_add_symbols): Add the Layout argument.
1103 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1105 * object.h (Object::add_symbols): Add the Layout argument.
1106 (Object::do_add_symbols): Add the Layout argument.
1107 (Sized_relobj::do_add_symbols): Add the Layout argument.
1108 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1109 Unify the two versions.
1110 (Add_plugin_symbols): Remove.
1111 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1112 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1113 (Add_plugin_symbols): Remove.
1114 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1115 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1116 (Add_symbols::run): Make it work with Pulginobj.
1118 2009-02-06 Ian Lance Taylor <iant@google.com>
1120 * object.cc (Sized_relobj::do_layout): Make info message start
1121 with lower case letter.
1123 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1125 * binary.cc: Fix file comment.
1127 * options.h (enum Incremental_disposition): Define.
1128 (class General_options): Add new options: --incremental,
1129 --incremental_changed, --incremental_unchanged,
1130 --incremental_unknown. Add incremental_disposition_ and
1131 implicit_incremental_ fields.
1132 (General_options::incremental_disposition): New function.
1133 (class Position_dependent_options): Add incremental_disposition
1135 (Position_dependent_options::copy_from_options): Set incremental
1137 * options.cc (General_options::parse_incremental_changed): New
1139 (General_options::parse_incremental_unchanged): New function.
1140 (General_options::parse_incremental_unknown): New function.
1141 (General_options::General_options): Initialize new fields
1142 incremental_disposition_ and implicit_incremental_.
1143 (General_options::finalize): Check for uasge of --incremental-*
1144 without --incremental.
1146 2009-02-06 Chris Demetriou <cgd@google.com>
1148 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1149 pointer and to report location as the file name associated with
1151 (gold_undefined_symbol_at_location): New function to replace the
1152 old gold_undefined_symbol functionality.
1153 * target-reloc.h (relocate_section): Update to use
1154 gold_undefined_symbol_at_location.
1155 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1156 Call gold_undefined_symbol function rather than gold_error.
1157 * errors.h (Errors::undefined_symbol): Take location as a
1158 string, rather than calculating it from a relocation.
1159 * errors.cc (Errors::fatal): Print "fatal error:" before the
1161 (Errors::error, Errors::error_at_location): Print "error: "
1162 before the formatted message.
1163 (Errors::undefined_symbol): Take location as a string, rather
1164 than calculating it from a relocation.
1165 (gold_undefined_symbol_at_location): New function akin to
1166 old gold_undefined_symbol, calculates location from relocation.
1167 (gold_undefined_symbol): Change to take only a Symbol pointer
1168 and to report location as the file name associated with the symbol.
1169 * testsuite/debug_msg.sh: Update for changed error messages.
1170 * testsuite/undef_symbol.sh: Likewise.
1172 2009-02-04 Duncan Sands <baldrick@free.fr>
1175 * reduced_debug_output.h
1176 (Output_reduced_debug_abbrev_section::failed): Use format for
1178 (Output_reduced_debug_info_section::faild): Likewise.
1180 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1182 * script.cc (Lazy_demangler): New class.
1183 (Version_script_info::get_symbol_version_helper): Demangle a
1186 2009-01-29 Cary Coutant <ccoutant@google.com>
1188 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1190 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1192 2009-01-28 Ian Lance Taylor <iant@google.com>
1194 * version.cc (version_string): Bump to 1.9.
1196 * gold.h: Include <cstring> and <stdint.h>.
1197 * version.cc: Include <cstdio>.
1198 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1200 * reduced_debug_output.cc (insert_into_vector): Rename from
1201 Insert_into_vector; change all callers. Use Swap_unaligned to
1202 avoid aliasing issue; remove union since it is unnecessary.
1204 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1206 * Makefile.am (CCFILES): Add gc.cc.
1208 * Makefile.in: Regenerate.
1209 * gold.cc (Gc_runner): New class.
1210 (queue_initial_tasks): Call garbage collection related tasks
1211 when corresponding options are invoked.
1212 (queue_middle_gc_tasks): New function.
1213 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1214 processed early before laying out sections during garbage collection.
1215 * gold.h (queue_middle_gc_tasks): New function.
1216 (is_prefix_of): Move from "layout.cc".
1217 * i386.cc (Target_i386::gc_process_relocs): New function.
1218 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1219 * main.cc (main): Create object of class "Garbage_collection".
1220 * object.cc (Relobj::copy_symbols_data): New function.
1221 (Relobj::is_section_name_included): New function.
1222 (Sized_relobj::do_layout): Allow this function to be called twice
1223 during garbage collection and defer layout of section during the
1225 * object.h (Relobj::get_symbols_data): New function.
1226 (Relobj::is_section_name_included): New function.
1227 (Relobj::copy_symbols_data): New function.
1228 (Relobj::set_symbols_data): New function.
1229 (Relobj::get_relocs_data): New function.
1230 (Relobj::set_relocs_data): New function.
1231 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1232 (Relobj::gc_process_relocs): New function.
1233 (Relobj::do_gc_process_relocs): New pure virtual function.
1234 (Relobj::sd_): New data member.
1235 (Sized_relobj::is_output_section_offset_invalid): New function.
1236 (Sized_relobj::do_gc_process_relocs): New function.
1237 * options.h (General_options::gc_sections): Modify to not be a no-op.
1238 (General_options::print_gc_sections): New option.
1239 * plugin.cc (Plugin_finish::run): Remove function call to
1240 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1241 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1242 * reloc.cc (Read_relocs::run): Add task to process relocs and
1243 determine unreferenced sections when doing garbage collection.
1244 (Gc_process_relocs): New class.
1245 (Sized_relobj::do_gc_process_relocs): New function.
1246 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1247 sections that are garbage collected.
1248 * reloc.h (Gc_process_relocs): New class.
1249 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1250 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1251 symbols whose corresponding sections are garbage collected.
1252 (Symbol_table::Symbol_table): Add new parameter for the garbage
1254 (Symbol_table::gc_mark_undef_symbols): New function.
1255 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1256 (Symbol_table::gc_mark_dyn_syms): New function.
1257 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1259 (Symbol_table::add_from_object): Likewise.
1260 (Symbol_table::add_from_relobj): When building shared objects, do not
1261 treat externally visible symbols as garbage.
1262 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1263 table information for static and relocatable links.
1264 * symtab.h (Symbol_table::set_gc): New function.
1265 (Symbol_table::gc): New function.
1266 (Symbol_table::gc_mark_undef_symbols): New function.
1267 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1268 (Symbol_table::gc_mark_dyn_syms): New function.
1269 (Symbol_table::gc_): New data member.
1270 * target.h (Sized_target::gc_process_relocs): New pure virtual
1272 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1273 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1275 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1277 * options.h (General_options::gc_sections): Define as a no-op for now.
1278 (General_options::no_keep_memory): Ditto.
1279 (General_options::Bshareable): Define.
1280 * options.cc (General_options::finalize): Honor -Bshareable.
1282 2009-01-20 Andreas Schwab <schwab@suse.de>
1284 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1285 read the value in the contents, since we don't use it. Use the
1286 template endianness when writing.
1287 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1289 2009-01-19 Andreas Schwab <schwab@suse.de>
1291 * configure.tgt (powerpc64-*): Fix targ_obj.
1293 2009-01-15 Ian Lance Taylor <iant@google.com>
1295 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1296 local symbols when stripping all symbols.
1298 2009-01-14 Cary Coutant <ccoutant@google.com>
1300 * output.cc (Output_reloc): Add explicit instantiations.
1302 2009-01-14 Cary Coutant <ccoutant@google.com>
1304 * archive.cc (Archive::get_elf_object_for_member): Remove call
1305 to File_read::claim_for_plugin.
1306 * descriptors.cc (Descriptors::open): Remove reference to
1308 (Descriptors::claim_for_plugin): Remove.
1309 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1310 (Descriptors::is_claimed): Remove.
1311 (claim_descriptor_for_plugin): Remove.
1312 * fileread.cc (File_read::claim_for_plugin): Remove.
1313 * fileread.h (File_read::claim_for_plugin): Remove.
1314 (File_read::descriptor): Reopen descriptor if necessary.
1315 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1316 (Plugin_manager::all_symbols_read): Add task parameter. Change
1318 (Plugin_manager::get_input_file): New function.
1319 (Plugin_manager::release_input_file): New function.
1320 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1321 corresponding data member.
1322 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1323 and pass to base constructor. Change all callers.
1324 (get_input_file, release_input_file): New functions.
1325 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1326 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1327 (Plugin_manager::all_symbols_read): Add task parameter.
1328 (Plugin_manager::get_input_file): New function.
1329 (Plugin_manager::release_input_file): New function.
1330 (Plugin_manager::task_): New data member.
1331 (Pluginobj::Pluginobj): Add filesize parameter.
1332 (Pluginobj::filename): New function.
1333 (Pluginobj::descriptor): New function.
1334 (Pluginobj::filesize): New function.
1335 (Pluginobj::filesize_): New data member.
1336 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1337 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1338 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1340 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1341 with archive libraries.
1342 * testsuite/Makefile.in: Regenerate.
1343 * testsuite/plugin_test.c (struct sym_info): New type.
1344 (get_input_file, release_input_file): New static variables.
1345 (onload): Capture new transfer vector entries.
1346 (claim_file_hook): Stop reading at end of file according to filesize.
1347 Factor out parsing of readelf output into separate function.
1348 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1349 APIs and get the source file name from the symbol table. Convert
1350 source file name to corresponding object file name. Print info
1351 message when adding new input files.
1352 (parse_readelf_line): New function.
1353 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1354 * testsuite/plugin_test_2.sh: Likewise.
1355 * testsuite/plugin_test_3.sh: Likewise.
1356 * testsuite/plugin_test_4.sh: New test case.
1358 2009-01-07 Ian Lance Taylor <iant@google.com>
1360 * version.cc (version_string): Bump to 1.8.
1362 2008-12-23 Cary Coutant <ccoutant@google.com>
1364 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1365 * plugin.cc (Plugin_manager::finish): Rename as
1366 layout_deferred_objects. Move cleanup to separate function.
1367 (Plugin_manager::cleanup): New function.
1368 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1370 * plugin.h (Plugin_manager::finish): Rename as
1371 layout_deferred_objects.
1372 (Plugin_manager::cleanup): New function.
1373 (Plugin_manager::cleanup_done): New field.
1375 2008-12-23 Cary Coutant <ccoutant@google.com>
1377 * plugin.cc (is_visible_from_outside): New function.
1378 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1379 so we don't return "IR only" status for exported symbols or -r links.
1381 * testsuite/Makefile.am (plugin_test_3): New test case.
1382 * testsuite/Makefile.in: Regenerate.
1383 * testsuite/plugin_test_3.sh: New file.
1385 2008-12-22 Cary Coutant <ccoutant@google.com>
1387 * object.cc (Sized_relobj::layout_section): New function.
1388 (Sized_relobj::do_layout): Defer layout of input sections until after
1389 plugin has provided replacement files.
1390 (Sized_relobj::do_layout_deferred_sections): New function.
1391 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1392 (Relobj::layout_deferred_sections): New function.
1393 (Relobj::do_layout_deferred_sections): New function.
1394 (Sized_relobj::do_layout_deferred_sections): New function.
1395 (Sized_relobj::layout_section): New function.
1396 (Sized_relobj::Deferred_layout): New structure.
1397 (Sized_relobj::deferred_layout_): New field.
1398 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1399 Change all callers. Layout deferred sections.
1400 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1402 (Plugin_hook::run): Move code from do_plugin_hook inline.
1403 (Plugin_hook::do_plugin_hook): Remove.
1404 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1405 (Plugin_manager::finish): Renamed, was cleanup.
1406 (Plugin_manager::should_defer_layout): New function.
1407 (Plugin_manager::add_deferred_layout_object): New function.
1408 (Plugin_manager::Deferred_layout_list): New type.
1409 (Plugin_manager::deferred_layout_objects_): New field.
1410 (Plugin_hook::do_plugin_hook): Remove.
1412 2008-12-17 Ian Lance Taylor <iant@google.com>
1414 * options.h (class General_options): Add --no case for
1417 2008-12-16 Cary Coutant <ccoutant@google.com>
1419 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1421 (Plugin_manager::claim_file): Create plugin object even if
1422 plugin did not call the add_symbols callback.
1423 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1424 asking for more symbols than were added.
1425 * testsuite/Makefile.am (plugin_test_1): Add test case with
1427 (empty.syms): New target.
1428 * testsuite/Makefile.in: Regenerate.
1429 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1430 message. Don't call add_symbols if no globals.
1431 (all_symbols_read_hook): Don't provide replacement for empty
1434 2008-12-12 Ian Lance Taylor <iant@google.com>
1436 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1437 r_type == 0 for a local symbol with r_sym == 0.
1438 (scan_relocatable_relocs): Pass r_sym to
1439 local_non_section_strategy.
1440 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1443 * configure.ac: Update test for TLS descriptors: they are
1444 supported as of glibc 2.9.
1445 * configure: Rebuild.
1447 2008-12-11 Ian Lance Taylor <iant@google.com>
1450 * target-reloc.h (Default_scan_relocatable_relocs): For each
1451 function, map r_type == 0 to RELOC_DISCARD.
1453 2008-12-10 Cary Coutant <ccoutant@google.com>
1455 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1456 object to override a kept COMDAT group from a plugin object.
1458 2008-12-09 Ian Lance Taylor <iant@google.com>
1461 * yyscript.y (file_cmd): Handle INPUT.
1463 * testsuite/initpri1.c: Change all declarations to be full
1464 prototypes by adding void, to avoid compiler warnings.
1466 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1468 * options.cc (General_options::parse_plugin_opt): New.
1469 (General_options::add_plugin): The argument now is just the filename.
1470 (General_options::add_plugin_option): New.
1471 * options.h (plugin_opt): New.
1472 (add_plugin): Change argument name.
1473 (add_plugin_option): New.
1474 * plugin.cc (Plugin::load): Don't parse the plugin option.
1475 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1476 (Plugin::add_option): New.
1477 (Plugin::args_): Change type.
1478 (Plugin::filename_): New.
1479 (Plugin_manager::add_plugin_option): New.
1480 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1481 * testsuite/Makefile.in: Regenerate.
1483 2008-12-05 Cary Coutant <ccoutant@google.com>
1485 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1486 Handle --strip-lto-sections option.
1487 * options.h (strip_lto_sections): New option.
1489 2008-12-01 Cary Coutant <ccoutant@google.com>
1491 * plugin.cc (ld_plugin_message): Change format parameter to const.
1492 Fix mismatch between new[] and delete.
1494 2008-11-14 Cary Coutant <ccoutant@google.com>
1496 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1499 2008-11-05 Craig Silverstein <csilvers@google.com>
1501 * options.cc (General_options::parse_dynamic_list): New function.
1502 * options.h (General_options): New flags dynamic_list,
1503 dynamic_list_data, dynamic_list_cpp_new, and
1504 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1505 (General_options::in_dynamic_list): New function.
1506 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1507 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1508 (Lex::can_continue_name): Likewise.
1510 (read_script_file): New parameter script_options.
1511 (read_dynamic_list): New function.
1512 (Script_options::define_dynamic_list): New function.
1513 (dynamic_list_keyword_parsecodes): New variable.
1514 (dynamic_list_keywords): New variable.
1515 * script.h (Script_options::define_dynamic_list): New function
1517 (read_dynamic_list): New function prototype.
1518 * symtab.cc (strprefix): New macro.
1519 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1520 dynamic_list_data, dynamic_list_cpp_new, and
1521 dynamic_list_cpp_typeinfo.
1522 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1523 (dynamic_list_expr): New rule.
1524 (dynamic_list_nodes): Likewise.
1525 (dynamic_list_node): Likewise.
1526 * testsuite/Makefile.am (dynamic_list): New test.
1527 * testsuite/Makefile.in: Regenerated.
1528 * testsuite/dynamic_list.t: New file.
1529 * testsuite/dynamic_list.sh: New file.
1531 2008-11-05 Craig Silverstein <csilvers@google.com>
1533 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1534 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1535 (t11_last): Likewise.
1536 * testsuite/ver_test_6.c (main): Likewise.
1538 2008-10-07 Cary Coutant <ccoutant@google.com>
1540 * options.c (General_options::finalize): Add check for -static and
1542 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1545 2008-10-02 Cary Coutant <ccoutant@google.com>
1547 * plugin.cc (make_sized_plugin_object): Fix conditional
1548 compilation to work when not all targets are enabled.
1550 2008-09-29 Cary Coutant <ccoutant@google.com>
1552 * archive.cc (Archive::get_file_and_offset): Use filename instead
1553 of name to get library path.
1554 (Archive::include_member): Unlock external member of a thin archive.
1556 * testsuite/Makefile.am (TEST_AR): New variable.
1557 (thin_archive_test_1): New test.
1558 (thin_archive_test_2): New test.
1559 * testsuite/Makefile.in: Regenerate.
1560 * testsuite/thin_archive_main.cc: New file.
1561 * testsuite/thin_archive_test_1.cc: New file.
1562 * testsuite/thin_archive_test_2.cc: New file.
1563 * testsuite/thin_archive_test_3.cc: New file.
1564 * testsuite/thin_archive_test_4.cc: New file.
1566 2008-09-29 Cary Coutant <ccoutant@google.com>
1568 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1569 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1571 (Sized_relobj::do_finalize_local_symbols): Likewise.
1572 (Sized_relobj::map_to_kept_section): Likewise.
1573 * object.h (Sized_relobj::invalid_address): New constant.
1574 (Sized_relobj::do_output_section_offset): Check for invalid_address
1576 * output.cc (Output_reloc::local_section_offset): Use constant
1577 invalid_address instead of -1U.
1578 (Output_reloc::get_address): Likewise.
1579 (Output_section::output_address): Change -1U to -1ULL.
1580 * output.h (Output_reloc::invalid_address): New constant.
1581 * reloc.cc (Sized_relobj::write_sections): Use constant
1582 invalid_address instead of -1U.
1583 (Sized_relobj::relocate_sections): Likewise.
1584 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1585 values for merge sections.
1586 * target-reloc.h (relocate_for_relocatable): Use constant
1587 invalid_address instead of -1U.
1589 2008-09-19 Cary Coutant <ccoutant@google.com>
1591 Add plugin functionality for link-time optimization (LTO).
1592 * configure.ac (plugins): Add --enable-plugins option.
1593 * configure: Regenerate.
1594 * config.in: Regenerate.
1595 * Makefile.am (LIBDL): New variable.
1596 (CCFILES): Add plugin.cc.
1597 (HFILES): Add plugin.h.
1598 (ldadd_var): Add LIBDL.
1599 * Makefile.in: Regenerate.
1601 * archive.cc: Include "plugin.h".
1602 (Archive::setup): Don't preread archive symbols when using a plugin.
1603 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1604 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1606 (Archive::include_member): Add symbols from plugin objects.
1607 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1608 * descriptors.cc (Descriptors::open): Check for file descriptors
1609 abandoned by plugins.
1610 (Descriptors::claim_for_plugin): New function.
1611 * descriptors.h (Descriptors::claim_for_plugin): New function.
1612 (Open_descriptor::is_claimed): New field.
1613 (claim_descriptor_for_plugin): New function.
1614 * fileread.cc (File_read::claim_for_plugin): New function.
1615 * fileread.h (File_read::claim_for_plugin): New function.
1616 (File_read::descriptor): New function.
1617 * gold.cc: Include "plugin.h".
1618 (queue_initial_tasks): Add task to call plugin hooks for generating
1620 * main.cc: Include "plugin.h".
1621 (main): Load plugin libraries.
1622 * object.h (Pluginobj): Declare.
1623 (Object::pluginobj): New function.
1624 (Object::do_pluginobj): New function.
1625 (Object::set_target): New function.
1626 * options.cc: Include "plugin.h".
1627 (General_options::parse_plugin): New function.
1628 (General_options::General_options): Initialize plugins_ field.
1629 (General_options::add_plugin): New function.
1630 * options.h (Plugin_manager): Declare.
1631 (General_options): Add --plugin option.
1632 (General_options::has_plugins): New function.
1633 (General_options::plugins): New function.
1634 (General_options::add_plugin): New function.
1635 (General_options::plugins_): New field.
1636 * plugin.cc: New file.
1637 * plugin.h: New file.
1638 * readsyms.cc: Include "plugin.h".
1639 (Read_symbols::do_read_symbols): Check for archive before checking
1640 for ELF file. Call plugin hooks to claim files.
1641 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1642 from a real object file; force override when processing replacement
1644 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1645 (Symbol::init_base_object): Likewise.
1646 (Symbol::init_base_output_data): Likewise.
1647 (Symbol::init_base_output_segment): Likewise.
1648 (Symbol::init_base_constant): Likewise.
1649 (Symbol::init_base_undefined): Likewise.
1650 (Symbol::output_section): Assert that object is not a plugin.
1651 (Symbol_table::add_from_pluginobj): New function.
1652 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1654 (Symbol_table::sized_write_globals): Likewise.
1655 (Symbol_table::add_from_pluginobj): Instantiate template.
1656 * symtab.h (Sized_pluginobj): Declare.
1657 (Symbol::in_real_elf): New function.
1658 (Symbol::set_in_real_elf): New function.
1659 (Symbol::in_real_elf_): New field.
1660 (Symbol_table::add_from_pluginobj): New function.
1662 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1663 (LIBDL): New variable.
1665 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1666 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1667 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1668 (MOSTLYCLEANFILES): Likewise.
1669 * testsuite/Makefile.in: Regenerate.
1670 * testsuite/plugin_test.c: New file.
1671 * testsuite/plugin_test_1.sh: New file.
1672 * testsuite/plugin_test_2.sh: New file.
1674 2008-09-16 Ian Lance Taylor <iant@google.com>
1676 * target-reloc.h (relocate_section): Check whether a symbol is
1677 defined by the ABI before reporting an undefined symbol error.
1678 * target.h (Target::is_defined_by_abi): Make parameter const.
1679 (Target::do_is_defined_by_abi): Likewise.
1680 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1681 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1682 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1683 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1684 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1685 * testsuite/Makefile.in: Rebuild.
1687 * fileread.cc (make_view): Add casts to avoid warning.
1689 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1691 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1692 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1694 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1696 * options.h (General_options::output_is_executable): New.
1697 (General_options::output_is_pie): New.
1698 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1699 for shared libraries.
1700 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1702 2008-09-11 Chris Demetriou <cgd@google.com>
1704 * options.h (origin): New -z option.
1705 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1706 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1709 2008-09-05 Cary Coutant <ccoutant@google.com>
1711 * fileread.cc (File_read::make_view): Add check for attempt to map
1714 2008-09-05 Cary Coutant <ccoutant@google.com>
1716 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1717 explicit instantiations.
1719 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1722 * options.cc (General_options::finalize): Allow undefined symbols
1723 in shlibs if linking -shared.
1726 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1727 symbols as not needing a dynsym entry.
1729 2008-08-20 Craig Silverstein <csilvers@google.com>
1731 * fileread.cc (File_read::open): Do not lock the file unless it
1732 was successfully opened.
1734 2008-08-14 Cary Coutant <ccoutant@google.com>
1736 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1737 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1738 * testsuite/tls_test.cc (struct int128): 128-bit struct
1739 for testing TLS relocs with non-zero addend.
1740 (v12): New TLS variable.
1742 (t_last): Add check for v12.
1743 * testsuite/tls_test.h (t12): New function.
1744 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1746 2008-08-13 Ian Lance Taylor <iant@google.com>
1748 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1749 set tls_segment_ or relro_segment_.
1750 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1752 * output.h (Output_section::clear_is_relro): New function.
1753 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1754 sections specially even when output_data_ is empty.
1755 (Output_segment::maximum_alignment): When first section is relro,
1756 only force alignment for PT_LOAD segments.
1757 * script.cc (script_data_segment_align): New function.
1758 (script_data_segment_relro_end): New function.
1759 * script-c.h (script_data_segment_align): Declare.
1760 (script_data_segment_relro_end): Declare.
1761 * script-sections.h (class Script_sections): Declare
1762 data_segment_align and data_segment_relro_end. Add fields
1763 segment_align_index_ and saw_relro_end_.
1764 * script-sections.cc (class Sections_element): Add set_is_relro
1765 virtual function. Add new bool* parameter to place_orphan_here.
1766 Add get_output_section virtual function.
1767 (class Output_section_definition): Add set_is_relro. Add new
1768 bool* parameter to place_orphan_here. Add get_output_section.
1769 Add is_relro_ field.
1770 (Output_section_definition::Output_section_definition): Initialize
1771 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1772 and is_relro_ fields.
1773 (Output_section_definition::place_orphan_here): Add is_relro
1775 (Output_section_definition::set_section_addresses): Set relro for
1777 (Output_section_definition::alternate_constraint): Likewise.
1778 (class Orphan_output_section): Add new bool* parameter to
1779 place_orphan_here. Add get_output_section.
1780 (Orphan_output_section::place_orphan_here): Add is_relro
1782 (Script_sections::Script_sections): Initialize
1783 data_segment_align_index_ and saw_relro_end_.
1784 (Script_sections::data_segment_align): New function.
1785 (Script_sections::data_segment_relro_end): New function.
1786 (Script_sections::place_orphan): Set or clear is_relro.
1787 (Script_sections::set_section_addresses): Force alignment of first
1789 * yyscript.y (exp): Call script_data_segment_align and
1790 script_data_segment_relro_end.
1791 * testsuite/relro_script_test.t: New file.
1792 * testsuite/relro_test.cc (using_script): Declare.
1793 (t1, t2): Test using_script.
1794 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1795 (relro_script_test_SOURCES): Define.
1796 (relro_script_test_DEPENDENCIES): Define.
1797 (relro_script_test_LDFLAGS): Define.
1798 (relro_script_test_LDADD): Define.
1799 (relro_script_test.so): New target.
1800 * testsuite/Makefile.in: Rebuild.
1802 2008-08-06 Cary Coutant <ccoutant@google.com>
1804 * archive.cc (Archive::total_archives, Archive::total_members)
1805 (Archive::total_members_loaded): New variables.
1806 (Archive::setup): Add parameter. Add option to preread
1808 (Archive::read_armap): Add counter.
1809 (Archive::get_file_and_offset): New function.
1810 (Archive::get_elf_object_for_member): New function.
1811 (Archive::read_all_symbols): New function.
1812 (Archive::read_symbols): New function.
1813 (Archive::add_symbols): Add counters.
1814 (Archive::include_all_members): Use armap to find members if it's
1816 (Archive::include_member): Skip reading symbols if already read.
1817 Factored code into Archive::get_file_and_offset and
1818 Archive::get_elf_object_for_member. Changed call to
1819 Mapfile::report_include_archive_member.
1820 (Archive::print_stats): New function.
1821 * archive.h: Declare Object and Read_symbols_data classes.
1822 (Archive::Archive): Add initializers for new members.
1823 (Archive::setup): Add parameter.
1824 (Archive::print_stats): New function.
1825 (Archive::total_archives, Archive::total_members)
1826 (Archive::total_members_loaded): New variables.
1827 (Archive::get_file_and_offset): New function.
1828 (Archive::get_elf_object_for_member): New function.
1829 (Archive::read_all_symbols): New function.
1830 (Archive::read_symbols): New function.
1831 (Archive::Archive_member): New class.
1832 (Archive::members_): New member.
1833 (Archive::num_members_): New member.
1834 * main.cc: Include archive.h.
1835 (main): Call Archive::print_stats.
1836 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1837 archive parameter; member_name is now the fully-decorated name.
1838 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1839 * options.h: (General_options): Add --preread-archive-symbols option.
1840 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1843 2008-08-04 Ian Lance Taylor <iant@google.com>
1845 * symtab.h (Symbol::use_plt_offset): New function.
1846 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1847 * powerpc.cc (Relocate::relocate): Likewise.
1848 * sparc.cc (Relocate::relocate): Likewise.
1849 * x86_64.cc (Relocate::relocate): Likewise.
1850 * testsuite/weak_plt.sh: New test.
1851 * testsuite/weak_plt_main.cc: New test.
1852 * testsuite/weak_plt_shared.cc: New test.
1853 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1854 (check_PROGRAMS): Add weak_plt.
1855 (check_DATA): Add weak_plt_shared.so.
1856 (weak_plt_main_pic.o, weak_plt): New targets.
1857 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1858 * testsuite/Makefile.in: Rebuild.
1860 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1862 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1863 * testsuite/Makefile.in: Rebuild.
1865 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1867 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1868 * Makefile.in: Regenerate.
1869 * po/POTFILES.in: Regenerate.
1871 2008-07-29 Ian Lance Taylor <iant@google.com>
1873 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1874 symbols before other symbols.
1875 * testsuite/script_test_2.cc (test_addr): Declare.
1876 (test_addr_alias): Declare.
1877 (main): Check that test_addr and test_addr_alias have the right
1879 * testsuite/script_test_2.t: Define test_addr_alias and
1882 2008-07-24 Ian Lance Taylor <iant@google.com>
1885 * descriptors.cc: New file.
1886 * descriptors.h: New file.
1887 * gold-threads.h (class Hold_optional_lock): New class.
1888 * fileread.cc: Include "descriptors.h".
1889 (File_read::~File_read): Release descriptor rather than closing
1891 (File_read::open) [file]: Call open_descriptor rather than open.
1892 Set is_descriptor_opened_.
1893 (File_read::open) [memory]: Assert that descriptor is not open.
1894 (File_read::reopen_descriptor): New function.
1895 (File_read::release): Release descriptor.
1896 (File_read::do_read): Make non-const. Reopen descriptor.
1897 (File_read::read): Make non-const.
1898 (File_read::make_view): Reopen descriptor.
1899 (File_read::do_readv): Likewise.
1900 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1901 Update declarations.
1902 * layout.cc: Include "descriptors.h".
1903 (Layout::create_build_id): Use open_descriptor rather than open.
1904 * output.cc: Include "descriptors.h".
1905 (Output_file::open): Use open_descriptor rather than open.
1906 * archive.cc (Archive::const_iterator): Change Archive to be
1908 (Archive::begin, Archive::end): Make non-const.
1909 (Archive::count_members): Likewise.
1910 * archive.h (class Archive): Update declarations.
1911 * object.h (Object::read): Make non-const.
1912 * Makefile.am (CCFILES): Add descriptors.cc.
1913 (HFILES): Add descriptors.h.
1914 * Makefile.in: Rebuild.
1917 * gold.h: Always include <clocale>. Add Solaris workarounds
1918 following code in binutils/sysdep.h.
1921 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1922 this->eh_frame_hdr_ is NULL before using it.
1924 * dynobj.cc (Versions::Versions): Update comment.
1926 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1927 the base version name.
1929 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1930 array size plus one.
1931 (Stringpool_template::set_string_offsets): Subtract one from key
1932 before using it as an array index.
1933 (Stringpool_template::get_offset_with_length): Likewise.
1934 (Stringpool_template::write_to_buffer): Likewise.
1935 * stringpool.h (Stringpool_template::get_offset_from_key):
1938 2008-07-23 Ian Lance Taylor <iant@google.com>
1941 * object.h (Merged_symbol_value::value): Do our best to handle a
1945 * script.cc (Version_script_info::get_versions): Don't add empty
1946 version tag to return value.
1947 (Version_script_info::get_symbol_version_helper): Change return
1948 type to bool. Add pversion parameter. Change all callers.
1949 (script_register_vers_node): Don't require a non-NULL tag.
1950 * script.h (class Version_script_info): Update declarations.
1951 (Version_script_info::get_symbol_version): Change return type to
1952 bool. Add version parameter. Change all callers.
1953 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1954 handling. Handle an empty version from a version script.
1955 (Symbol_table::define_special_symbol): Likewise.
1956 * testsuite/ver_test_10.script: New file.
1957 * testsuite/ver_test_10.sh: New file.
1958 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1959 (check_DATA): Add ver_test_10.syms.
1960 (ver_test_10.syms, ver_test_10.so): New target.
1961 * testsuite/Makefile.in: Rebuild.
1963 2008-07-23 Simon Baldwin <simonb@google.com>
1965 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1966 to zero for undefined symbols from dynamic libraries.
1968 2008-07-23 Ian Lance Taylor <iant@google.com>
1970 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1972 * symtab.h (class Symbol_table): Update declaration.
1973 * testsuite/ver_test_9.cc: New file.
1974 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1975 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1976 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1977 (ver_test_9.so, ver_test_9.o): New targets.
1978 * testsuite/Makefile.in: Rebuild.
1980 2008-07-22 Ian Lance Taylor <iant@google.com>
1982 * options.h (class General_options): Define --check-sections.
1983 * layout.cc (Layout::set_segment_offsets): Handle
1986 * options.h (class General_options): Define -n/--nmagic and
1988 * options.cc (General_options::finalize): For -n/--nmagic or
1989 -N/--omagic, set -static.
1990 * layout.cc (Layout::attach_allocated_section_to_segment): If
1991 -N/--omagic, don't put read-only and read-write sections in
1993 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1994 finding a read-only segment.
1995 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1996 don't set the minimum segment alignment to the common page size,
1997 and don't set the file offset to the address modulo the page size.
1998 * script-sections.cc (Script_sections::create_segments): If
1999 -n/--omagic, don't put read-only and read-write sections in
2002 * cref.cc: New file.
2004 * options.h (class General_options): Add --print-symbol-counts.
2005 * main.cc (main): Issue defined symbol report if requested.
2006 * archive.cc (Archive::interpret_header): Make into a const member
2008 (Archive::add_symbols): Call Input_objects::archive_start and
2010 (Archive::const_iterator): Define new class.
2011 (Archive::begin, Archive::end): New functions.
2012 (Archive::include_all_members): Rewrite to use iterator.
2013 (Archive::count_members): New function.
2014 * archive.h (class Archive): Update declarations.
2015 (Archive::filename): New function.
2016 * object.cc: Include "cref.h".
2017 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2018 (Sized_relobj::do_get_global_symbol_counts): New function.
2019 (Input_objects::add_object): Add object to cross-referencer.
2020 (Input_objects::archive_start): New function.
2021 (Input_objects::archive_stop): New function.
2022 (Input_objects::print_symbol_counts): New function.
2023 * object.h: Declare Cref and Archive.
2024 (Object::get_global_symbol_counts): New function.
2025 (Object::do_get_global_symbol_counts): New pure virtual function.
2026 (class Sized_relobj): Add defined_count_ field. Update
2028 (class Input_objects): Add cref_ field. Update constructor.
2029 Update declarations.
2030 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2032 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2034 (Sized_dynobj::do_get_global_symbol_counts): New function.
2035 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2036 defined_count_. Update declarations. Define Symbols typedef.
2037 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2038 parameter. Change all callers.
2039 (Symbol_table::add_from_dynobj): Add sympointers and defined
2040 parameters. Change all callers.
2041 * symtab.h (class Symbol_table): Update declarations.
2042 * Makefile.am (CCFILES): Add cref.cc.
2043 (HFILES): Add cref.h.
2044 * Makefile.in: Rebuild.
2046 2008-07-22 Simon Baldwin <simonb@google.com>
2048 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2049 to zero when writing undefined symbols.
2051 2008-07-22 Ian Lance Taylor <iant@google.com>
2053 * output.cc (Output_section::add_input_section): Don't try to
2054 merge empty merge sections.
2056 2008-07-21 Craig Silverstein <csilvers@google.com>
2058 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2059 Include symbol version in error message.
2061 2008-07-20 Chris Demetriou <cgd@google.com>
2063 * configure.ac (gold_cv_c_random_seed): New configured variable.
2064 (RANDOM_SEED_CFLAGS): New substituted variable.
2065 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2066 * configure: Rebuild.
2067 * Makefile.in: Likewise.
2068 * testsuite/Makefile.in: Likewise.
2070 2008-07-18 Ian Lance Taylor <iant@google.com>
2072 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2073 where we see NAME/NULL and NAME/VERSION as separate symbols.
2074 * testsuite/ver_test_main.cc (main): Call t4.
2075 (t4, t4_2a): Define.
2076 * testsuite/ver_test_2.cc (t4_2): Define.
2077 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2078 * testsuite/ver_test_4.cc (t4_2a): Define.
2079 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2080 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2082 2008-07-17 Ian Lance Taylor <iant@google.com>
2084 * dynobj.cc (Versions::add_def): If we give an error about a
2085 missing version, go ahead and create the version anyhow.
2087 2008-07-10 Ian Lance Taylor <iant@google.com>
2089 Handle output sections with more than 0x7fffffff bytes.
2090 * object.h (class Relobj): Change map_to_output_ to
2091 output_sections_, and just keep a section pointer. Change all
2092 uses. Move comdat group support to Sized_relobj.
2093 (Relobj::is_section_specially_mapped): Remove.
2094 (Relobj::output_section): Remove poff parameter. Change all
2096 (Relobj::output_section_offset): New function.
2097 (Relobj::set_section_offset): Rewrite.
2098 (Relobj::map_to_output): Remove.
2099 (Relobj::output_sections): New function.
2100 (Relobj::do_output_section_offset): New pure virtual function.
2101 (Relobj::do_set_section_offset): Likewise.
2102 (class Sized_relobj): Add section_offsets_ field. Add comdat
2103 group support from Relobj. Update declarations.
2104 (Sized_relobj::get_output_section_offset): New function.
2105 (Sized_relobj::do_output_section_offset): New function.
2106 (Sized_relobj::do_set_section_offset): New function.
2107 * object.cc (Relobj::output_section_address): Remove.
2108 (Sized_relobj::Sized_relobj): Initialize new fields.
2109 (Sized_relobj::include_section_group): Cast find_kept_object to
2111 (Sized_relobj::include_linkonce_section): Likewise.
2112 (Sized_relobj::do_layout): Use separate arrays for output section
2114 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2116 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2117 output_sections and section_offsets.
2118 (Sized_relobj::write_local_symbols): Likewise.
2119 (map_to_kept_section): Compute output address directly.
2120 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2121 output_sections and section_offsets.
2122 (Sized_relobj::write_sections): Likewise.
2123 (Sized_relobj::relocate_sections): Likewise.
2124 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2125 * output.h (class Output_reloc): Update declarations. Change
2126 u2_.relobj to Sized_relobj*.
2127 (class Output_data_reloc): Change add functions to use
2129 * output.cc (Output_reloc::Output_reloc): Change relobj to
2131 (Output_reloc::local_section_offset): Change return type to
2132 Elf_Addr. Use get_output_section_offset.
2133 (Output_reloc::get_address): Likewise.
2134 (Output_section::is_input_address_mapped): Don't call
2135 is_section_specially_mapped.
2136 (Output_section::output_offset): Likewise.
2137 (Output_section::output_address): Likewise.
2138 (Output_section::starting_output_address): Likewise.
2139 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2140 parameter to Sized_relobj*.
2141 (Copy_relocs::need_copy_reloc): Likewise.
2142 (Copy_relocs::save): Likewise.
2143 * copy-relocs.h (class Copy_relocs): Update declarations.
2144 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2145 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2146 * target-reloc.h (relocate_for_relocatable): Change
2147 offset_in_output_section type to Elf_Addr. Change code that uses
2149 * layout.cc (Layout::layout): Always set *off.
2150 * mapfile.cc (Mapfile::print_input_section): Use
2151 output_section_offset.
2152 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2154 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2155 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2156 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2158 2008-07-03 Ian Lance Taylor <iant@google.com>
2160 * layout.cc (Layout::include_section): Do not discard unrecognized
2161 SHT_STRTAB sections.
2163 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2165 * script.cc (Lex::can_continue_name): Make '?' allowable in
2166 version-script names.
2167 * testsuite/version_script.map: Change glob pattern to use '?'
2169 2008-06-30 Manish Singh <yosh@gimp.org>
2172 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2175 2008-06-30 Ian Lance Taylor <iant@google.com>
2179 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2180 versions]: Don't try to read the value in the contents, since we
2181 don't use it. Use the template endianness when writing.
2183 2008-06-25 Cary Coutant <ccoutant@google.com>
2185 * fileread.cc (File_read::make_view): Assert on zero-length view.
2186 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2187 symbol table when there are no symbols to read.
2189 2008-06-23 Craig Silverstein <csilvers@google.com>
2191 * version.cc (version_string): Bump to 1.7
2193 2008-06-18 Craig Silverstein <csilvers@google.com>
2195 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2196 constant 0xFFFF to type Valtype.
2197 (Powerpc_relocate_functions::rel16_ha): Likewise.
2199 2008-06-17 Ian Lance Taylor <iant@google.com>
2201 * output.h (Output_section::Input_section): Initialize p2align_ to
2202 zero for Output_section_data constructors.
2203 (Output_section::Input_section::addralign): If not an input
2204 section, return the alignment of the Output_section_data.
2205 * testsuite/copy_test.cc: New file.
2206 * testsuite/copy_test_1.cc: New file.
2207 * testsuite/copy_test_2.cc: New file.
2208 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2209 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2210 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2211 (copy_test_1_pic.o, copy_test_1.so): New targets.
2212 (copy_test_2_pic.o, copy_test_2.so): New targets.
2213 * testsuite/Makefile.in: Rebuild.
2215 * script-sections.cc (Script_sections::place_orphan): Initialize
2216 local variable exact.
2218 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2220 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2222 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2223 David S. Miller <davem@davemloft.net>
2225 * powerpc.cc: New file.
2226 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2227 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2228 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2229 * Makefile.in: Rebuild.
2231 2008-06-09 Ian Lance Taylor <iant@google.com>
2233 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2235 (throwing, orig_terminate): New static variables.
2236 (terminate_handler): New static function.
2237 (t2): Set terminate handler.
2239 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2242 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2245 2008-05-30 Cary Coutant <ccoutant@google.com>
2247 * archive.cc (Archive::include_all_members) Correct to step
2248 over symbol table and extended name table in thin archives.
2250 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2253 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2256 2008-05-28 Caleb Howe <cshowe@google.com>
2258 * reduced_debug_output.cc: New file.
2259 * reduced_debug_output.h: New file.
2260 * options.h (class General_options): Add --strip-debug-non-line.
2261 * options.cc (General_options::finalize): Add strip_debug_non_line
2262 to the strip heirarchy.
2263 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2265 * layout.cc: Include "reduced_debug_output.h".
2266 (Layout::Layout): Initialize new fields.
2267 (line_only_debug_sections): New static array.
2268 (is_lines_only_debug_sections): New static inline function.
2269 (Layout::include_section): Handle --strip-debug-non-line.
2270 (Layout::make_output_section): If --strip-debug-non-line, build
2271 new output sections for .debug_abbrev and .debug_info.
2272 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2273 gold. Warn about possible overflow.
2274 (read_signed_LEB_128): Likewise.
2275 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2276 (read_signed_LEB_128): Declare.
2277 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2278 (HFILES): Add reduced_debug_output.h.
2279 * Makefile.in: Rebuild.
2281 2008-05-21 Ian Lance Taylor <iant@google.com>
2283 * mapfile.cc: New file.
2284 * mapfile.h: New file.
2285 * options.h (class General_options): Add -M/--print-map and -Map.
2286 * options.cc (General_options::finalize): Make -M equivalent to
2288 * main.cc: Include <cstdio> and "mapfile.h".
2289 (main): Open mapfile if requested.
2290 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2291 constructor. Change caller.
2292 (queue_initial_tasks): Add mapfile parameter. Change caller.
2293 (queue_middle_tasks): Likewise.
2294 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2296 * archive.cc: Include "mapfile.h".
2297 (Archive::add_symbols): Add mapfile parameter. Change all
2298 callers. Pass mapfile, symbol, and reason to include_member.
2299 (Archive::include_all_members): Add mapfile parameter. Change all
2301 (Archive::include_member): Add mapfile, sym, and why parameters.
2302 Change all callers. Report inclusion to map file.
2303 * archive.h: Include "fileread.h".
2304 (class Archive): Update declarations.
2305 (Archive::file): New const method.
2306 (class Add_archive_symbols): Add mapfile_ field. Update
2307 constructor. Change all callers.
2308 * readsyms.h (class Read_symbols): Likewise.
2309 (class Finish_group): Likewise.
2310 (class Read_script): Likewise.
2311 * common.cc: Include "mapfile.h".
2312 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2314 (Symbol_table::do_allocate_commons): Likewise.
2315 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2316 symbol allocation to mapfile.
2317 * common.h (class Allocate_commons_task): Add mapfile_ field.
2318 Update constructor. Change all callers.
2319 * symtab.h (class Symbol_table): Update declarations.
2320 * layout.cc: Include "mapfile.h".
2321 (Layout_task_runner::run): Print information to mapfile.
2322 (Layout::create_gold_note): Change Output_data_fixed_space to
2323 Output_data_zero_fill.
2324 (Layout::create_build_id): Likewise.
2325 (Layout::print_to_mapfile): New function.
2326 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2327 constructor. Change caller.
2328 (class Layout): Declare print_to_mapfile.
2329 * output.cc (Output_section::Input_section::print_to_mapfile): New
2331 (Output_section::add_input_section): If producing a map, always
2332 add to input_sections_ list.
2333 (Output_section::do_print_to_mapfile): New function.
2334 (Output_segment::print_sections_to_mapfile): New function.
2335 (Output_segment::print_section_list_to_mapfile): New function.
2336 * output.h: Include "mapfile.h".
2337 (Output_data::print_to_mapfile): New function.
2338 (Output_data::do_print_to_mapfile): New virtual function.
2339 (Output_segment_headers::do_print_to_mapfile): New function.
2340 (Output_file_header::do_print_to_mapfile): New function.
2341 (Output_data_const::do_print_to_mapfile): New function.
2342 (class Output_data_const_buffer): Add map_name_ field. Update
2343 constructor. Change all callers. Add do_print_to_mapfile
2345 (class Output_data_fixed_space): Likewise.
2346 (class Output_data_space): Likewise.
2347 (class Output_data_zero_fill): New class.
2348 (Output_data_strtab::do_print_to_mapfile): New function.
2349 (Output_data_reloc_base::do_print_to_mapfile): New function.
2350 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2351 (Output_data_group::do_print_to_mapfile): New function.
2352 (Output_data_got::do_print_to_mapfile): New function.
2353 (Output_data_dynamic::do_print_to_mapfile): New function.
2354 (Output_symtab_xindex::do_print_to_mapfile): New function.
2355 (class Output_section): Declare do_print_to_mapflie. Declare
2356 print_to_mapfile in Input_section.
2357 (class Output_segment): Declare new functions.
2358 * object.h (Sized_relobj::symbol_count): New function.
2359 * script-sections.cc
2360 (Output_section_element_dot_assignment::set_section_addresses):
2361 Change Output_data_fixed_space to Output_data_zero_fill.
2362 (Output_data_expression::do_print_to_mapfile): New function.
2363 * script.cc (read_input_script): Add mapfile parameter. Change
2365 * script.h (read_input_script): Update declaration.
2366 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2367 (Eh_frame::do_print_to_mapfile): New function.
2368 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2369 (Output_merge_string::do_print_to_mapfile): New function.
2370 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2372 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2374 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2376 * Makefile.am (CCFILES): Add mapfile.cc.
2377 (HFILES): Add mapfile.h.
2378 * Makefile.in: Rebuild.
2380 2008-05-19 Ian Lance Taylor <iant@google.com>
2382 * options.h (class General_options): Add -z relro.
2383 * layout.cc (Layout::Layout): Initialize relro_segment_.
2384 (Layout::add_output_section_data): Return the output section.
2385 (Layout::make_output_section): Rcognize relro sections and mark
2387 (Layout::attach_allocated_section_to_segment): Put relro sections
2388 in a PT_GNU_RELRO segment.
2389 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2391 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2393 (Layout::linkonce_mapping): Map d.rel.ro.local to
2395 (Layout::output_section_name): Us .data.rel.ro.local for any
2396 section which begins with that.
2397 * layout.h (class Layout): Update add_output_section_data
2398 declaration. Add relro_segment_ field.
2399 * output.cc (Output_section::Output_section): Initialize is_relro_
2400 and is_relro_local_ fields.
2401 (Output_segment::add_output_section): Group relro sections.
2402 (Output_segment::is_first_section_relro): New function.
2403 (Output_segment::maximum_alignment): If there is a relro section,
2404 align the segment to the common page size.
2405 (Output_segment::set_section_addresses): Track whether we are
2406 looking at relro sections. If the last section is a relro
2407 section, align to the common page size.
2408 (Output_segment::set_section_list_addresses): Add in_relro
2409 parameter. Change all callers. Align to the page size when
2410 moving from relro to non-relro section.
2411 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2413 * output.h (class Output_section): Add is_relro_ and
2414 is_relro_local_ fields.
2415 (Output_section::is_relro): New function.
2416 (Output_section::set_is_relro): New function.
2417 (Output_section::is_relro_local): New function.
2418 (Output_section::set_is_relro_local): New function.
2419 (class Output_segment): Update declarations.
2420 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2421 * sparc.cc (Target_sparc::got_section): Likewise.
2422 * x86_64.cc (Target_x86_64::got_section): Likewise.
2423 * testsuite/relro_test_main.cc: New file.
2424 * testsuite/relro_test.cc: New file.
2425 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2426 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2427 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2428 (relro_test.so, relro_test_pic.o): New targets.
2429 * testsuite/Makefile.in: Rebuild.
2431 2008-05-16 Ian Lance Taylor <iant@google.com>
2433 * output.cc (Output_segment::add_output_section): Remove front
2435 * output.h (class Output_segment): Remove
2436 add_initial_output_section and overloaded add_output_section.
2437 Update declaration of remaining add_output_section.
2438 * layout.cc (Layout::create_interp): Call add_output_section
2439 rather than add_initial_output_section.
2440 (Layout::finish_dynamic_section): Likewise.
2442 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2443 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2444 know the dynamic type.
2445 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2446 field. Initialize it in constructor.
2447 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2448 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2449 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2452 * output.cc (Output_reloc::get_address): Change return type to
2454 * output.h (class Output_reloc): Update get_address declaration.
2455 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2456 for section addresses.
2458 2008-05-09 Ian Lance Taylor <iant@google.com>
2461 * gold.cc (gold_nomem): Use return value of write.
2463 2008-05-08 Ian Lance Taylor <iant@google.com>
2465 * symtab.c (Symbol::init_base_output_data): Add version
2466 parameter. Change all callers.
2467 (Symbol::init_base_output_segment): Likewise.
2468 (Symbol::init_base_constant): Likewise.
2469 (Symbol::init_base_undefined): Likewise.
2470 (Sized_symbol::init_output_data): Likewise.
2471 (Sized_symbol::init_output_segment): Likewise.
2472 (Sized_symbol::init_constant): Likewise.
2473 (Sized_symbol::init_undefined): Likewise.
2474 (Symbol_table::do_define_in_output_data): If the new symbol has a
2475 version, mark it as the default.
2476 (Symbol_table::do_define_in_output_segment): Likewise.
2477 (Symbol_table::do_define_as_constant): Likewise.
2478 * symtab.h (class Symbol): Update declarations.
2479 (class Sized_symbol): Likewise.
2480 * resolve.cc (Symbol::override_version): New function.
2481 (Symbol::override_base): Call override_version.
2482 (Symbol::override_base_with_special): Likewise.
2483 * testsuite/ver_script_8.script: New file.
2484 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2485 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2486 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2487 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2489 2008-05-06 Ian Lance Taylor <iant@google.com>
2492 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2494 (class General_options): Remove existing --undefined, and add
2495 --no-undefined instead. Add new --undefined as synonym for -u.
2496 * archive.cc (Archive::add_symbols): Check whether symbol was
2498 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2499 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2500 all uses. Add IS_UNDEFINED. Update declarations to split
2501 different versions of init_base. Declare init_base_undefined.
2502 (Symbol::is_defined): Handle IS_UNDEFINED.
2503 (Symbol::is_undefined): Likewise.
2504 (Symbol::is_weak_undefined): Call is_undefined.
2505 (Symbol::is_absolute): Handle IS_CONSTANT.
2506 (class Sized_symbol): Update declarations to split different
2507 versions of init. Declare init_undefined.
2508 (class Symbol_table): Declare new functions.
2509 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2511 (Symbol::init_base_output_data): Likewise.
2512 (Symbol::init_base_output_segment): Likewise.
2513 (Symbol::init_base_constant): Likewise.
2514 (Symbol::init_base_undefined): New function.
2515 (Sized_symbol::init_object): Rename from init. Change all
2517 (Sized_symbol::init_output_data): Likewise.
2518 (Sized_symbol::init_output_segment): Likewise.
2519 (Sized_symbol::init_constant): Likewise.
2520 (Sized_symbol::init_undefined): New function.
2521 (Symbol_table::add_undefined_symbols_from_command_line): New
2523 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2525 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2526 (Symbol::output_section): Likewise.
2527 (Symbol::set_output_section): Likewise.
2528 (Symbol_table::sized_finalize_symbol): Likewise.
2529 (Symbol_table::sized_write_globals): Likewise.
2530 * resolve.cc (Symbol_table::should_override): Likewise.
2531 (Symbol::override_base_with_special): Likewise.
2533 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2534 symbol, change it to have default visibility.
2535 * testsuite/protected_1.cc: New file.
2536 * testsuite/protected_2.cc: New file.
2537 * testsuite/protected_3.cc: New file.
2538 * testsuite/protected_main_1.cc: New file.
2539 * testsuite/protected_main_2.cc: New file.
2540 * testsuite/protected_main_3.cc: New file.
2541 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2542 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2543 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2544 (protected_1.so): New target.
2545 (protected_1_pic.o, protected_2_pic.o): New targets.
2546 (protected_3_pic.o): New target.
2547 (check_PROGRAMS): Add protected_2.
2548 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2549 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2550 * testsuite/Makefile.in: Rebuild.
2552 * options.h (DEFINE_var): Add set_user_set_##varname__.
2553 (DEFINE_bool_alias): New macro.
2554 (class General_options): Define -Bstatic using DEFINE_bool_alias
2555 rather than DEFINE_special. Add --undefined as an alias for -z
2557 * options.cc (General_options::parse_Bstatic): Remove.
2559 * options.h (class General_options): Add --fatal-warnings.
2560 * main.cc (main): Implement --fatal-warnings.
2561 * errors.h (Errors::warning_count): New function.
2563 * options.h (class General_options): Add -Bsymbolic-functions.
2564 * symtab.h (Symbol::is_preemptible): Check for
2565 -Bsymbolic-functions.
2567 2008-05-05 Ian Lance Taylor <iant@google.com>
2569 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2570 as noVARNAME rather than no-VARNAME.
2571 (class General_options): Add option -z combreloc.
2572 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2574 (Output_reloc::sort_before) [SHT_REL]: New function.
2575 (Output_reloc::sort_before) [SHT_RELA]: New function.
2576 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2577 Sort_relocs_comparison.
2578 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2579 parameter. Change all callers.
2580 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2581 sort_relocs parameter. Change all callers.
2582 * output.cc (Output_reloc::get_address): New function, broken out
2584 (Output_reloc::write_rel): Call it.
2585 (Output_reloc::compare): New function.
2586 (Output_data_reloc_base::do_write): Optionally sort relocs.
2588 * configure.ac: If targ_extra_obj is set, link it in.
2589 * configure.tgt: Initialize all variables.
2590 (x86_64*): Set targ_extra_obj and targ_extra_size.
2591 * configure: Rebuild.
2593 * object.cc (Sized_relobj::include_section_group): Adjust section
2594 indexes read from group data. Build vector to pass to
2596 * layout.cc (Layout::layout_group): Add flags and shndxes
2597 parameters. Remove contents parameter. Change caller. Update
2598 explicit instantiations.
2599 * layout.h (class Layout): Update layout_group declaration.
2600 * output.cc (Output_data_group::Output_data_group): Add flags and
2601 input_shndxes parameters. Remove contents parameter. Change
2603 (Output_data_group::do_write): Change input_sections_ to
2605 * output.h (class Output_data_group): Update constructor
2606 declaration. Rename input_sections_ to input_shndxes_.
2607 * testsuite/many_sections_test.cc: Add template.
2609 2008-04-30 Cary Coutant <ccoutant@google.com>
2611 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2613 * layout.cc (Layout::include_section): Refactored check for debug
2615 (Layout::add_comdat): Add new parameters. Change type
2616 of signature parameter. Add object and shndx to signatures table.
2617 (Layout::find_kept_object): New function.
2618 * layout.h: Include <cstring>.
2619 (Layout::is_debug_info_section): New function.
2620 (Layout::add_comdat): Add new parameters.
2621 (Layout::find_kept_object): New function.
2622 (Layout::Kept_section): New struct.
2623 (Layout::Signatures): Change type of map range.
2624 * object.cc (Relobj::output_section_address): New function.
2625 (Sized_relobj::include_section_group): Add new parameters. Change
2626 calls to Layout::add_comdat. Change to build table of kept comdat
2627 groups and table mapping discarded sections to kept sections.
2628 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2629 (Sized_relobj::do_layout): Change calls to include_section_group and
2630 include_linkonce_section.
2631 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2632 value to zero when section is discarded.
2633 (Sized_relobj::map_to_kept_section): New function.
2634 * object.h (Relobj::output_section_address): New function.
2635 (Relobj::Comdat_group): New type.
2636 (Relobj::find_comdat_group): New function.
2637 (Relobj::Comdat_group_table): New type.
2638 (Relobj::Kept_comdat_section): New type.
2639 (Relobj::Kept_comdat_section_table): New type.
2640 (Relobj::add_comdat_group): New function.
2641 (Relobj::set_kept_comdat_section): New function.
2642 (Relobj::get_kept_comdat_section): New function.
2643 (Relobj::comdat_groups_): New field.
2644 (Relobj::kept_comdat_sections_): New field.
2645 (Symbol_value::input_value): Update comment.
2646 (Sized_relobj::map_to_kept_section) New function.
2647 (Sized_relobj::include_linkonce_section): Add new parameter.
2648 * target-reloc.h (Comdat_behavior): New type.
2649 (get_comdat_behavior): New function.
2650 (relocate_section): Add code to map a discarded section to the
2651 corresponding kept section when applying a relocation.
2653 2008-04-30 Craig Silverstein <csilvers@google.com>
2655 * dwarf_reader.cc (next_generation_count): New static var.
2656 (Addr2line_cache_entry): New struct.
2657 (addr2line_cache): New static var.
2658 (Dwarf_line_info::one_addr2line): Added caching.
2659 (Dwarf_line_info::clear_addr2line_cache): New function.
2660 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2661 cache-size parameter.
2662 (Dwarf_line_info::one_addr2line_cache): New function.
2663 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2664 new cache-size argument to one_addr2line(), and clear cache.
2666 2008-04-28 Cary Coutant <ccoutant@google.com>
2668 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2669 R_386_PC8 relocations.
2671 2008-04-23 Ian Lance Taylor <iant@google.com>
2673 * object.cc (Sized_relobj::include_section_group): Check for
2674 invalid section group.
2676 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2679 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2680 than read for file header.
2681 * archive.cc (Archive::include_member): Likewise.
2683 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2685 * aclocal.m4: Regenerate.
2686 * configure: Regenerate.
2688 2008-04-19 Ian Lance Taylor <iant@google.com>
2690 * version.cc (version_string): Bump to 1.6.
2692 * testsuite/Makefile.am (many_sections_r_test): New target.
2693 (many_sections_r_test_SOURCES): Remove.
2694 (many_sections_r_test_DEPENDENCIES): Remove.
2695 (many_sections_r_test_LDFLAGS): Remove.
2696 (many_sections_r_test_LDADD): Remove.
2698 * object.cc (Sized_relobj::do_add_symbols): Always pass
2699 local_symbol_count_ to add_from_relobj.
2701 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2702 every thousand variables.
2703 * testsuite/Makefile.in: Rebuild.
2705 * object.cc (Xindex::initialize_symtab_xindex): New function.
2706 (Xindex::read_symtab_xindex): New function.
2707 (Xindex::sym_xindex_to_shndx): New function.
2708 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2710 (Sized_relobj::do_initialize_xindex): New function.
2711 (Sized_relobj::do_read_symbols): Adjust section links.
2712 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2713 parameter. Change all callers.
2714 (Sized_relobj::include_section_group): Adjust section links and
2715 symbol section indexes.
2716 (Sized_relobj::do_layout): Adjust section links.
2717 (Sized_relobj::do_count_local_symbols): Adjust section links and
2718 symbol section indexes.
2719 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2720 ordinary and special symbols.
2721 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2722 dynsym_xindex parameters. Change all callers. Adjust section
2723 links. Use SHN_XINDEX when needed.
2724 (Sized_relobj::get_symbol_location_info): Adjust section links.
2725 Don't get fooled by special symbols.
2726 * object.h (class Xindex): Define.
2727 (class Object): Add xindex_ parameter. Declare virtual functoin
2728 do_initialize_xindex.
2729 (Object::adjust_sym_shndx): New function.
2730 (Object::set_xindex): New protected function.
2731 (class Symbol_value): Add is_ordinary_shndx_ field.
2732 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2733 (Symbol_value::value): Assert ordinary section.
2734 (Symbol_value::initialize_input_to_output_map): Likewise.
2735 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2737 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2739 (class Sized_relobj): Update declarations.
2740 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2741 parameter. Change all callers.
2742 (Sized_relobj::adjust_shndx): New function.
2743 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2745 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2746 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2747 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2748 (Sized_dynobj::read_dynsym_section): Adjust section links.
2749 (Sized_dynobj::read_dynamic): Likewise.
2750 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2752 (Sized_dynobj::do_initialize_xindex): New function.
2753 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2754 do_initialize_xindex.
2755 (Sized_dynobj::adjust_shndx): New function.
2756 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2757 dynsym_xindex_ fields.
2758 (Layout::finalize): Add a call to set_section_indexes before
2759 creating the symtab sections.
2760 (Layout::set_section_indexes): Don't do anything if the section
2761 already has a section index.
2762 (Layout::create_symtab_sections): Add shnum parameter. Change
2763 caller. Create .symtab_shndx section if needed.
2764 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2766 (Layout::allocated_output_section_count): New function.
2767 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2769 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2770 fields. Update declarations.
2771 (Layout::symtab_xindex): New function.
2772 (Layout::dynsym_xindex): New function.
2773 (class Write_symbols_task): Add layout_ field.
2774 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2776 * output.cc (Output_section_headers::Output_section_headers): Add
2777 shstrtab_section parameter. Change all callers.
2778 (Output_section_headers::do_sized_write): Store overflow values
2779 for section count and section string table section index in
2780 section header zero.
2781 (Output_file_header::do_sized_write): Check for overflow of
2782 section count and section string table section index.
2783 (Output_symtab_xindex::do_write): New function.
2784 (Output_symtab_xindex::endian_do_write): New function.
2785 * output.h (class Output_section_headers): Add shstrtab_section_.
2786 Update declarations.
2787 (class Output_symtab_xindex): Define.
2788 (Output_section::has_out_shndx): New function.
2789 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2791 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2793 (Sized_symbol::init): Likewise.
2794 (Symbol::output_section): Check for ordinary symbol.
2795 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2796 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2798 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2799 Change all callers. Simplify handling of symbols from sections
2800 not included in the link.
2801 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2803 (Weak_alias_sorter::operator()): Assert that symbols are
2805 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2807 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2808 parameters. Change all callers.
2809 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2810 symbol distinction. Use SHN_XINDEX when needed.
2811 (Symbol_table::write_section_symbol): Add symtab_xindex
2812 parameter. Change all callers.
2813 (Symbol_table::sized_write_section_symbol): Likewise. Use
2814 SHN_XINDEX when needed.
2815 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2817 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2818 (Symbol::is_defined): Check is_ordinary.
2819 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2820 (Symbol::is_absolute, Symbol::is_common): Likewise.
2821 (class Sized_symbol): Update declarations.
2822 (class Symbol_table): Update declarations.
2823 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2824 parameters. Change all callers.
2825 (Sized_symbol::override): Likewise.
2826 (Symbol_table::override): Likewise.
2827 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2828 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2829 is_ordinary, and orig_st_shndx parameters. Change all callers.
2830 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2831 to be in an ordinary section.
2832 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2833 object and is_ordinary parameters. Change all callers.
2834 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2835 Change all callers. Don't add undefined or non-ordinary symbols
2837 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2839 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2841 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2842 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2843 (Sized_relobj::relocate_sections): Likewise.
2844 * target-reloc.h (scan_relocs): Adjust section symbol index.
2845 (scan_relocatable_relocs): Likewise.
2846 * i386.cc (Scan::local): Check for ordinary symbols.
2847 * sparc.cc (Scan::local): Likewise.
2848 * x86_64.cc (Scan::local): Likewise.
2849 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2850 to symbol_section_and_value.
2851 * testsuite/many_sections_test.cc: New file.
2852 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2853 (check_PROGRAMS): Add many_sections_test.
2854 (many_sections_test_SOURCES): Define.
2855 (many_sections_test_DEPENDENCIES): Define.
2856 (many_sections_test_LDFLAGS): Define.
2857 (BUILT_SOURCES): Add many_sections_define.h.
2858 (many_sections_define.h): New target.
2859 (BUILT_SOURCES): Add many_sections_check.h.
2860 (many_sections_check.h): New target.
2861 (check_PROGRAMS): Add many_sections_r_test.
2862 (many_sections_r_test_SOURCES): Define.
2863 (many_sections_r_test_DEPENDENCIES): Define.
2864 (many_sections_r_test_LDFLAGS): Define.
2865 (many_sections_r_test_LDADD): Define.
2866 (many_sections_r_test.o): New target.
2867 * testsuite/Makefile.in: Rebuild.
2869 2008-04-17 Cary Coutant <ccoutant@google.com>
2871 * errors.cc (Errors::info): New function.
2872 (gold_info): New function.
2873 * errors.h (Errors::info): New function.
2874 * gold.h (gold_info): New function.
2875 * object.cc (Input_objects::add_object): Print trace output.
2876 * options.cc (options::parse_set): New function.
2877 (General_options::parse_wrap): Deleted.
2878 (General_options::General_options): Deleted initializer.
2879 * options.h (options::String_set): New typedef.
2880 (options::parse_set): New function.
2881 (DEFINE_set): New macro.
2882 (General_options::wrap): Changed to use DEFINE_set. Changed
2883 callers of any_wrap_symbols and is_wrap_symbol.
2884 (General_options::trace, General_options::trace_symbol):
2886 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2887 (General_options::wrap_symbols_): Deleted.
2888 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2890 2008-04-17 David S. Miller <davem@davemloft.net>
2892 * options.cc (General_options::parse_V): New function.
2893 * options.h: Add entries for -V and -Qy.
2895 2008-04-17 Ian Lance Taylor <iant@google.com>
2897 * common.cc (Symbol_table::allocate_commons): Remove options
2898 parameter. Change caller.
2899 (Symbol_table::do_allocate_commons): Remove options parameter.
2900 Change caller. Just call do_allocate_commons_list twice.
2901 (Symbol_table::do_allocate_commons_list): New function, broken out
2902 of do_allocate_commons.
2903 * common.h (class Allocate_commons_task): Remove options_ field.
2905 * symtab.cc (Symbol_table::Symbol_table): Initialize
2907 (Symbol_table::add_from_object): Put TLS common symbols on
2909 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2910 which are IN_OUTPUT_DATA.
2911 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2912 allocate_commons and do_allocate_commons declarations. Declare
2913 do_allocate_commons_list.
2914 * gold.cc (queue_middle_tasks): Update creation of
2915 Allocate_commons_task to not pass options.
2916 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2917 (TLS_TEST_C_FLAGS): New variable.
2918 (tls_test_c_pic.o): New target.
2919 (tls_test_shared.so): Link in tls_test_c_pic.o.
2920 (tls_test_c_pic_ie.o): New target.
2921 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2922 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2923 (tls_test_c.o): New target.
2924 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2925 (tls_pic_test_LDADD): Likewise.
2926 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2927 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2928 (tls_test_c_gnu2.o): New target.
2929 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2931 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2932 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2933 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2934 * testsuite/tls_test.cc: Include "config.h".
2935 (t_last): Call t11_last.
2936 * testsuite/tls_test.h (t11, t11_last): Declare.
2937 * testsuite/tls_test_c.c: New file.
2938 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2939 * configure.ac: Check for OpenMP support.
2940 * configure, config.in, Makefile.in: Rebuild.
2941 * testsuite/Makefile.in: Rebuild.
2943 2008-04-16 Cary Coutant <ccoutant@google.com>
2945 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2946 (Target_i386::tls_base_symbol_defined_): New field.
2947 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2948 (Target_i386::Scan::global): Likewise.
2949 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2950 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2951 (Target_x86_64::tls_base_symbol_defined_): New field.
2952 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2953 (Target_x86_64::Scan::global): Likewise.
2955 2008-04-16 Cary Coutant <ccoutant@google.com>
2957 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2958 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2959 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2960 building shared libraries.
2961 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2962 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2963 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2964 * testsuite/Makefile.in: Rebuild.
2965 * testsuite/weak_undef.h: New file.
2966 * testsuite/weak_undef_file1.cc: Add extra test cases.
2967 * testsuite/weak_undef_file2.cc: Likewise.
2968 * testsuite/weak_undef_test.cc: Likewise.
2970 2008-04-16 David S. Miller <davem@davemloft.net>
2972 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2973 Add issued_non_pic_error_ field. Declare check_non_pic.
2974 (Target_sparc::Scan::check_non_pic): New function.
2975 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2976 (Target_sparc::Scan::global): Likewise.
2978 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2979 * configure: Rebuild.
2981 * options.h (DEFINE_enable): New macro.
2982 (new_dtags): New enable option.
2983 (initfirst, interpose, loadfltr, nodefaultlib,
2984 nodelete, nodlopen, nodump): New -z options.
2985 * layout.cc (Layout:finish_dynamic_section): If new
2986 dtags enabled, emit DT_RUNPATH. Also, emit a
2987 DT_FLAGS_1 containing any specified -z flags.
2989 2008-04-16 Ian Lance Taylor <iant@google.com>
2991 * copy-relocs.cc: New file.
2992 * copy-relocs.h: New file.
2993 * reloc.cc: Remove Copy_relocs code.
2994 * reloc.h: Likewise.
2995 * reloc-types.h (struct Reloc_types) [both versions]: Add
2996 get_reloc_addend_noerror.
2997 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2998 variants of add_global which take an addend which must be zero.
2999 * i386.cc: Include "copy-relocs.h".
3000 (class Target_i386): Change type of copy_relocs_ to variable,
3002 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3004 (Target_i386::do_finalize_sections): Change handling of
3006 * sparc.cc: Include "copy-relocs.h".
3007 (class Target_sparc): Change type of copy_relocs_ to variable,
3009 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3011 (Target_sparc::do_finalize_sections): Change handling of
3013 * x86_64.cc: Include "copy-relocs.h".
3014 (class Target_x86_64): Change type of copy_relocs_ to variable,
3016 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3017 class. Change all callers.
3018 (Target_x86_64::do_finalize_sections): Change handling of
3020 * Makefile.am (CCFILES): Add copy-relocs.cc.
3021 (HFILES): Add copy-relocs.h.
3023 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3025 * testsuite/script_test_4.sh: Permit leading zeroes.
3027 2008-04-15 Ian Lance Taylor <iant@google.com>
3029 * script-sections.cc (Script_sections::create_segments): Use
3030 header_size_adjustment even when there is enough room for the
3032 * testsuite/script_test_4.sh: New file.
3033 * testsuite/script_test_4.t: New file.
3034 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3035 (check_DATA): Add script_test_4.stdout.
3036 (MOSTLYCLEANFILES): Likewise.
3037 (script_test_4): New target.
3038 (script_test_4.stdout): New target.
3039 * testsuite/Makefile.in: Rebuild.
3041 * sparc.cc: Add definitions for Output_data_plt_sparc class
3044 2008-04-14 David S. Miller <davem@davemloft.net>
3046 * sparc.cc: New file.
3047 * Makefile.am (TARGETSOURCES): Add sparc.cc
3048 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3049 * configure.tgt: Document targ_extra_size and
3050 targ_extra_big_endian. Add entries for sparc-* and
3052 * configure.ac: Handle targ_extra_size and
3053 targ_extra_big_endian.
3054 * Makefile.in: Rebuild.
3055 * configure: Likewise.
3056 * po/POTFILES.in: Likewise.
3057 * po/gold.pot: Likewise.
3059 2008-04-14 Ian Lance Taylor <iant@google.com>
3061 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3062 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3063 in the name/type/flags to section mapping. Don't call
3064 allocate_output_section.
3065 (Layout::choose_output_section): Change parameter from adjust_name
3066 to is_input_section. Don't permit input sections after sections
3067 are attached to segments. Don't call allocate_output_section.
3068 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3069 not write_enable_output_section.
3070 (Layout::make_output_section): Don't push to
3071 unattached_section_list_ nor call attach_to_segment. Call
3072 attach_section_to_segment if sections are attached.
3073 (Layout::attach_sections_to_segments): New function.
3074 (Layout::attach_section_to_segment): New function.
3075 (Layout::attach_allocated_section_to_segment): Rename from
3076 attach_to_segment. Remove flags parameter.
3077 (Layout::allocate_output_section): Remove function.
3078 (Layout::write_enable_output_section): Remove function.
3079 * layout.h (class Layout): Update for above changes. Add new
3080 field sections_are_attached_.
3081 * output.h (Output_section::update_flags_for_input_section): New
3083 * output.cc (Output_section::add_input_section): Call
3084 update_flags_for_input_section.
3085 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3087 2008-04-11 Cary Coutant <ccoutant@google.com>
3089 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3090 thought unnecessary.
3091 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3093 2008-04-11 Ian Lance Taylor <iant@google.com>
3095 * output.h (class Output_section_data): Remove inline definition
3097 * output.cc (Output_section_data::set_addralign): New function.
3099 2008-04-11 Cary Coutant <ccoutant@google.com>
3101 Add support for TLS descriptors for i386 and x86_64.
3102 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3103 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3104 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3106 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3107 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3108 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3110 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3111 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3112 Fix problem with initial-exec relocations.
3113 (Target_i386::Relocate::relocate_tls): Likewise.
3114 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3116 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3117 support for section-plus-offset dynamic table entries.
3118 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3119 (Output_data_dynamic::Dynamic_entry): Add support for
3120 section-plus-offset dynamic table entries.
3121 (Output_data_dynamic::Classification): Likewise.
3122 (Output_data_dynamic::classification_): Renamed offset_.
3123 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3124 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3125 (Target_x86_64::make_plt_section): New function.
3126 (Target_x86_64::reserve_tlsdesc_entries): New function.
3127 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3128 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3129 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3130 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3131 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3132 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3133 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3134 add extra PLT entry for TLS descriptors.
3135 (Output_data_plt_x86_64::got_): New field.
3136 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3137 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3139 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3141 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3142 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3143 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3144 R_386_TLS_DESC_CALL relocations.
3145 (Target_x86_64::Scan::global): Likewise.
3146 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3147 for TLS descriptors.
3148 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3149 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3150 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3151 GD-to-IE relaxation.
3152 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3153 and TLS_DESCRIPTORS.
3154 * Makefile.in: Rebuild.
3155 * configure: Rebuild.
3156 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3157 (tls_test_shared2.so): New target.
3158 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3159 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3160 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3161 (tls_shared_gd_to_ie_test_LDADD): New variable.
3162 (tls_shared_gnu2_gd_to_ie_test): New target.
3163 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3165 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3166 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3167 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3168 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3169 (tls_shared_gnu2_test): New target.
3170 (tls_test_gnu2_shared.so): New target.
3171 (tls_shared_gnu2_test_SOURCES): New variable.
3172 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3173 (tls_shared_gnu2_test_LDFLAGS): New variable.
3174 (tls_shared_gnu2_test_LDADD): New variable.
3175 * testsuite/Makefile.in: Rebuild.
3176 * testsuite/Makefile.
3178 2008-04-11 Ian Lance Taylor <iant@google.com>
3180 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3182 * testsuite/Makefile.in: Rebuild.
3184 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3186 * testsuite/script_test_2.cc (main): Adjust test.
3188 2008-04-11 David S. Miller <davem@davemloft.net>
3189 Ian Lance Taylor <iant@google.com>
3191 * options.h (General_options): Add entries for '-Y' and
3193 * options.cc (General_options:finalize): If -Y was used, add those
3194 entries to the library path instead of the default "/lib" and
3197 2008-04-11 David S. Miller <davem@davemloft.net>
3199 * testsuite/justsyms.t: Start at 0x100.
3200 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3201 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3203 * testsuite/script_test_2.cc: Adjust string and section length
3206 2008-04-09 Ian Lance Taylor <iant@google.com>
3209 * script-sections.cc (Sections_element::allocate_to_segment): Add
3211 (Output_section_definition::allocate_to_segment): Likewise.
3212 (Orphan_output_section::allocate_to_segment): Likewise.
3213 (Script_sections::attach_sections_using_phdrs_clause): Don't
3214 propagate non-PT_LOAD segments to orphan sections.
3215 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3216 readelf rather than objdump.
3217 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3218 .interp section and PT_INTERP segment are the same size.
3219 * testsuite/Makefile.in: Rebuild.
3221 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3222 aliases for symbols defined in the same object.
3223 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3224 (weak_alias_test_SOURCES): New variable.
3225 (weak_alias_test_DEPENDENCIES): New variable.
3226 (weak_alias_test_LDFLAGS): New variable.
3227 (weak_alias_test_LDADD): New variable.
3228 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3229 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3230 (weak_alias_test_3.o): New target.
3231 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3232 * testsuite/weak_alias_test_main.cc: New file.
3233 * testsuite/weak_alias_test_1.cc: New file.
3234 * testsuite/weak_alias_test_2.cc: New file.
3235 * testsuite/weak_alias_test_3.cc: New file.
3237 2008-04-08 Ian Lance Taylor <iant@google.com>
3239 * options.h (class General_options): Add --noinhibit-exec option.
3240 * main.cc (main): Check --noinhibit-exec.
3242 * options.h (class General_options): Define --wrap as a special
3243 option. Add wrap_symbols_ field.
3244 (General_options::any_wrap_symbols): New function.
3245 (General_options::is_wrap_symbol): New function.
3246 * options.cc (General_options::parse_wrap): New function.
3247 (General_options::General_options): Initialize wrap_symbols_.
3248 * symtab.cc (Symbol_table::wrap_symbol): New function.
3249 (Symbol_table::add_from_object): Handle --wrap.
3250 * symtab.h (class Symbol_table): Declare wrap_symbol.
3251 * target.h (Target::wrap_char): New function.
3252 (Target::Target_info): Add wrap_char field.
3253 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3254 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3255 * testsuite/testfile.cc (Target_test::test_target_info):
3258 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3261 * layout.h (class Layout): Add added_eh_frame_data_ field.
3262 * layout.cc (Layout::Layout): Initialize new field.
3263 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3264 output section until we find a section we merged successfully.
3265 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3266 that the size be non-zero.
3268 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3271 2008-04-08 Craig Silverstein <csilvers@google.com>
3273 * configure.ac: Export new conditional variable HAVE_ZLIB.
3274 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3276 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3277 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3279 2008-04-07 Ian Lance Taylor <iant@google.com>
3281 * version.cc (version_string): Set to "1.5".
3283 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3284 Add issued_non_pic_error_ field. Declare check_non_pic.
3285 (Target_x86_64::Scan::check_non_pic): New function.
3286 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3287 (Target_x86_64::Scan::global): Likewise.
3289 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3290 addend parameter. Change caller. Handle merge sections.
3291 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3292 Address to Addend. Don't add in the result of
3293 local_section_offset, pass down the addend and use the returned
3295 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3296 Update declarations of local_section_offset and symbol_value.
3297 * testsuite/two_file_test_1.cc (t18): New function.
3298 * testsuite/two_file_test_2.cc (f18): New function.
3299 * testsuite/two_file_test_main.cc (main): Call t18.
3300 * testsuite/two_file_test.h (t18, f18): Declare.
3302 * configure.ac: Don't test for objdump, c++filt, or readelf.
3303 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3305 (TEST_READELF): New variable.
3306 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3307 (check_PROGRAMS): Add two_file_strip_test.
3308 (two_file_strip_test): New target.
3309 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3310 (two_file_same_shared_strip_test_SOURCES): New variable.
3311 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3312 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3313 (two_file_same_shared_strip_test_LDADD): New variable.
3314 (two_file_shared_strip.so): New target.
3315 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3316 (ver_test_5.syms, ver_test_7.syms): Likewise.
3317 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3318 (strip_test_3.stdout): Use TEST_OBJDUMP.
3319 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3321 2008-04-04 Cary Coutant <ccoutant@google.com>
3323 * symtab.h (Symbol::is_weak_undefined): New function.
3324 (Symbol::is_strong_undefined): New function.
3325 (Symbol::is_absolute): New function.
3326 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3327 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3329 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3330 (weak_undef_test): New target.
3331 * testsuite/Makefile.in: Rebuild.
3332 * testsuite/weak_undef_file1.cc: New file.
3333 * testsuite/weak_undef_file2.cc: New file.
3334 * testsuite/weak_undef_test.cc: New file.
3336 2008-04-03 Craig Silverstein <csilvers@google.com>
3338 * compressed_output.h (class Output_compressed_section): Use
3340 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3342 (zlib_compressed_suffix): Removed.
3343 (Output_compressed_section::set_final_data_size): Use unsigned
3345 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3346 Fix linker invocation.
3347 (flagstest_o_specialfile_and_compress_debug_sections):
3349 * testsuite/Makefile.in: Regenerated.
3351 2008-04-02 David S. Miller <davem@davemloft.net>
3353 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3354 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3356 2008-04-02 Craig Silverstein <csilvers@google.com>
3360 2008-04-02 Ian Lance Taylor <iant@google.com>
3362 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3363 parameters. Update for new key type to views_. Change all
3365 (File_read::read): Adjust for byteshift in returned view.
3366 (File_read::add_view): New function, broken out of
3368 (File_read::make_view): New function, broken out of
3370 (File_read::find_or_make_view): Add offset and aligned
3371 parameters. Rewrite accordingly. Change all callers.
3372 (File_read::get_view): Add offset and aligned parameters. Adjust
3373 for byteshift in return value.
3374 (File_read::get_lasting_view): Likewise.
3375 * fileread.h (class File_read): Update declarations.
3376 (class File_read::View): Add byteshift_ field. Add byteshift to
3377 constructor. Add byteshift method.
3378 * archive.h (Archive::clear_uncached_views): New function.
3379 (Archive::get_view): Add aligned parameter. Change all callers.
3380 * object.h (Object::get_view): Add aligned parameter. Change all
3382 (Object::get_lasting_view): Likewise.
3384 * fileread.cc (File_read::release): Don't call clear_views if
3385 there are multiple objects.
3386 * fileread.h (File_read::clear_uncached_views): New function.
3387 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3390 2008-03-31 Cary Coutant <ccoutant@google.com>
3392 Add thin archive support.
3393 * archive.cc (Archive::armagt): New const.
3394 (Archive::setup): Remove task parameter and calls to unlock.
3395 (Archive::unlock_nested_archives): New function.
3396 (Archive::read_header): Add nested_off parameter. Change
3398 (Archive::interpret_header): Likewise.
3399 (Archive::include_all_members): Change to handle thin
3401 (Archive::include_member): Likewise.
3402 * archive.h (Archive::Archive): Add new parameters and
3404 (Archive::armagt): New const.
3405 (Archive::setup): Remove task parameter.
3406 (Archive::unlock_nested_archives): New function.
3407 (Archive::read_header): Add nested_off parameter.
3408 (Archive::interpret_header): Likewise.
3409 (Archive::Nested_archive_table): New typedef.
3410 (Archive::is_thin_archive_): New field.
3411 (Archive::nested_archives_): New field.
3412 (Archive::options_): New field.
3413 (Archive::dirpath_): New field.
3414 (Archive::task_): New field.
3415 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3416 for thin archives. Pass additional parameters to
3417 Archive::Archive. Unlock the archive file after calling
3420 2008-03-29 Ian Lance Taylor <iant@google.com>
3422 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3423 version symbol to be local.
3424 * testsuite/ver_test_4.sh: New file.
3425 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3426 (check_DATA): Add ver_test_4.syms.
3427 (ver_test_4.syms): New target.
3428 * testsuite/Makefile.in: Rebuild.
3431 (Output_section::Input_section_sort_entry::has_priority): New
3433 (Output_section::Input_section_sort_entry::match_file_name): New
3435 (Output_section::Input_section_sort_entry::match_section_name):
3437 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3439 (Output_section::Input_section_sort_entry::match_section_file):
3441 (Output_section::Input_section_sort_compare::operator()): Rewrite
3442 using new Input_section_sort_entry functions. Sort crtbegin and
3443 crtend first. Sort sections with no priority before sections with
3445 * testsuite/initpri1.c (d3): Check j != 4.
3446 (cd5): New constructor/destructor function.
3447 (main): Check j != 2.
3449 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3450 new symbol when resolving, don't call set_is_default.
3451 * testsuite/ver_test_7.cc: New file.
3452 * testsuite/ver_test_7.sh: New file.
3453 * testsuite/Makefile.am (ver_test_7.so): New target.
3454 (ver_test_7.o): New target.
3455 (check_SCRIPTS): Add ver_test_7.sh.
3456 (check_DATA): Add ver_test_7.syms.
3457 (ver_test_7.syms): New target.
3459 2008-03-28 Ian Lance Taylor <iant@google.com>
3461 * layout.cc (Layout::layout): If we see an input section with a
3462 name that needs sorting, set the must_sort flag for the output
3464 (Layout::make_output_section): If the name of the output section
3465 indicates that it might require sorting, set the may_sort flag.
3466 * output.h (Output_section::may_sort_attached_input_sections): New
3468 (Output_section::set_may_sort_attached_input_sections): New
3470 (Output_section::must_sort_attached_input_sections): New
3472 (Output_section::set_must_sort_attached_input_sections): New
3474 (class Output_section): Declare Input_section_sort_entry. Define
3475 Input_section_sort_compare. Declare
3476 sort_attached_input_sections. Add new fields:
3477 may_sort_attached_input_sections_,
3478 must_sort_attached_input_sections_,
3479 attached_input_sections_are_sorted_.
3480 * output.cc (Output_section::Output_section): Initialize new
3482 (Output_section::add_input_section): Add an entry to
3483 input_sections_ if may_sort or must_sort are true.
3484 (Output_section::set_final_data_size): Call
3485 sort_attached_input_sections if necessary.
3486 (Output_section::Input_section_sort_entry): Define new class.
3487 (Output_section::Input_section_sort_compare::operator()): New
3489 (Output_section::sort_attached_input_sections): New function.
3490 * configure.ac: Check whether the compiler supports constructor
3491 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3492 * testsuite/initpri1.c: New file.
3493 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3494 CONSTRUCTOR_PRIORITY.
3495 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3496 (initpri1_LDFLAGS): New variable.
3497 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3499 2008-03-27 Ian Lance Taylor <iant@google.com>
3501 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3502 * testsuite/common_test_1.c: New file.
3503 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3504 (common_test_1_SOURCES): New variable.
3505 (common_test_1_DEPENDENCIES): New variable.
3506 (common_test_1_LDFLAGS): New variable.
3508 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3509 and commons_ correctly when NAME/VERSION does not override
3511 * testsuite/ver_test_6.c: New file.
3512 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3513 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3514 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3516 2008-03-26 Ian Lance Taylor <iant@google.com>
3518 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3519 of an undefined symbol from a version script.
3520 * testsuite/Makefile.am (ver_test_5.so): New target.
3521 (ver_test_5.o): New target.
3522 (check_SCRIPTS): Add ver_test_5.sh.
3523 (check_DATA): Add ver_test_5.syms.
3524 (ver_test_5.syms): New target.
3525 * testsuite/ver_test_5.cc: New file.
3526 * testsuite/ver_test_5.script: New file.
3527 * testsuite/ver_test_5.sh: New file.
3528 * Makefile.in, testsuite/Makefile.in: Rebuild.
3531 Fix problems building gold with gcc 4.3.0.
3532 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3533 (gold_error_at_location, gold_warning_at_location): Use it.
3534 * configure.ac: Check whether we can compile and use a template
3535 function with a printf attribute.
3536 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3537 when jumping over bytes.
3538 * object.cc: Instantiate Object::read_section_data.
3539 * debug.h: Include <cstring>
3540 * dwarf_reader.cc: Include <algorithm>
3541 * main.cc: Include <cstring>.
3542 * options.cc: Include <cstring>.
3543 * output.cc: Include <cstring>.
3544 * script.cc: Include <cstring>.
3545 * script.h: Include <string>.
3546 * symtab.cc: Include <cstring> and <algorithm>.
3547 * target-select.cc: Include <cstring>.
3548 * version.cc: Include <string>.
3549 * testsuite/testmain.cc: Include <cstdlib>.
3550 * configure, config.in: Rebuild.
3552 2008-03-25 Ian Lance Taylor <iant@google.com>
3554 * options.cc: Include "../bfd/bfdver.h".
3555 (options::help): Print bug reporting address.
3557 * version.cc (print_version): Adjust output for current value of
3562 * options.cc (options::help): Print list of supported targets.
3563 * target-select.h: Include <vector>.
3564 (class Target_selector): Make machine_, size_, and is_big_endian_
3565 fields const. Add bfd_name_ and instantiated_target_ fields.
3566 (Target_selector::Target_selector): Add bfd_name parameter.
3567 (Target_selector::recognize): Make non-virtual, call
3569 (Target_selector::recognize_by_name): Make non-virtual, call
3570 do_recognize_by_name.
3571 (Target_selector::supported_names): New function.
3572 (Target_selector::bfd_name): New function.
3573 (Target_selector::do_instantiate_target): New pure virtual
3575 (Target_selector::do_recognize): New virtual function.
3576 (Target_selector::do_recognize_by_name): New virtual function.
3577 (Target_selector::instantiate_target): New private function.
3578 (supported_target_names): Declare.
3579 * target-select.cc (Target_selector::Target_selector): Update for
3580 new parameter and fields.
3581 (select_target_by_name): Check that the name matches before
3582 calling recognize_by_name.
3583 (supported_target_names): New function.
3584 * i386.cc (class Target_selector_i386): Update Target_selector
3585 constructor call. Remove recognize and recognize_by_name. Add
3586 do_instantiate_target.
3587 * x86_64.cc (class Target_selector_x86_64): Likewise.
3588 * testsuite/testfile.cc (class Target_selector_test): Update for
3589 changes to Target_selector.
3591 * README: Rewrite, with some notes on unsupported features.
3593 2008-03-24 Cary Coutant <ccoutant@google.com>
3595 * i386.cc (Target_i386::Got_type): New enum declaration.
3596 (Target_i386::Scan::local): Updated callers of Output_data_got
3598 (Target_i386::Scan::global): Likewise.
3599 (Target_i386::Relocate::relocate): Likewise.
3600 (Target_i386::Relocate::relocate_tls): Likewise.
3601 * object.h (Got_offset_list): New class.
3602 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3603 (Sized_relobj::local_got_offset): Likewise.
3604 (Sized_relobj::set_local_got_offset): Likewise.
3605 (Sized_relobj::local_has_tls_got_offset): Removed.
3606 (Sized_relobj::local_tls_got_offset): Removed.
3607 (Sized_relobj::set_local_tls_got_offset): Removed.
3608 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3609 * output.cc (Output_data_got::add_global): Added got_type parameter.
3610 (Output_data_got::add_global_with_rel): Likewise.
3611 (Output_data_got::add_global_with_rela): Likewise.
3612 (Output_data_got::add_global_pair_with_rel): New function.
3613 (Output_data_got::add_global_pair_with_rela): New function.
3614 (Output_data_got::add_local): Added got_type parameter.
3615 (Output_data_got::add_local_with_rel): Likewise.
3616 (Output_data_got::add_local_with_rela): Likewise.
3617 (Output_data_got::add_local_pair_with_rel): New function.
3618 (Output_data_got::add_local_pair_with_rela): New function.
3619 (Output_data_got::add_global_tls): Removed.
3620 (Output_data_got::add_global_tls_with_rel): Removed.
3621 (Output_data_got::add_global_tls_with_rela): Removed.
3622 (Output_data_got::add_local_tls): Removed.
3623 (Output_data_got::add_local_tls_with_rel): Removed.
3624 (Output_data_got::add_local_tls_with_rela): Removed.
3625 * output.h (Output_data_got::add_global): Added got_type parameter.
3626 (Output_data_got::add_global_with_rel): Likewise.
3627 (Output_data_got::add_global_with_rela): Likewise.
3628 (Output_data_got::add_global_pair_with_rel): New function.
3629 (Output_data_got::add_global_pair_with_rela): New function.
3630 (Output_data_got::add_local): Added got_type parameter.
3631 (Output_data_got::add_local_with_rel): Likewise.
3632 (Output_data_got::add_local_with_rela): Likewise.
3633 (Output_data_got::add_local_pair_with_rel): New function.
3634 (Output_data_got::add_local_pair_with_rela): New function.
3635 (Output_data_got::add_global_tls): Removed.
3636 (Output_data_got::add_global_tls_with_rel): Removed.
3637 (Output_data_got::add_global_tls_with_rela): Removed.
3638 (Output_data_got::add_local_tls): Removed.
3639 (Output_data_got::add_local_tls_with_rel): Removed.
3640 (Output_data_got::add_local_tls_with_rela): Removed.
3641 * resolve.cc (Symbol::override_base_with_special): Removed
3642 reference to has_got_offset_ field.
3643 * symtab.cc (Symbol::init_fields): Replaced initialization
3644 of got_offset_ with got_offsets_. Removed initialization
3646 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3647 (Symbol::got_offset): Likewise.
3648 (Symbol::set_got_offset): Likewise.
3649 (Symbol::has_tls_got_offset): Removed.
3650 (Symbol::tls_got_offset): Removed.
3651 (Symbol::set_tls_got_offset): Removed.
3652 (Symbol::got_offset_): Removed.
3653 (Symbol::tls_mod_got_offset_): Removed.
3654 (Symbol::tls_pair_got_offset_): Removed.
3655 (Symbol::got_offsets_): New field.
3656 (Symbol::has_got_offset): Removed.
3657 (Symbol::has_tls_mod_got_offset): Removed.
3658 (Symbol::has_tls_pair_got_offset): Removed.
3659 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3660 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3662 (Target_x86_64::Scan::global): Likewise.
3663 (Target_x86_64::Relocate::relocate): Likewise.
3664 (Target_x86_64::Relocate::relocate_tls): Likewise.
3666 2008-03-25 Ben Elliston <bje@au.ibm.com>
3668 * yyscript.y: Fix spelling error in comment.
3670 2008-03-24 Ian Lance Taylor <iant@google.com>
3672 * options.h (class General_options): Define build_id option.
3673 * layout.h (class Layout): Declare write_build_id, create_note,
3674 create_build_id. Add build_id_note_ member.
3675 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3676 "libiberty.h", "md5.h", "sha1.h".
3677 (Layout::Layout): Initialize eh_frame_data_,
3678 eh_frame_hdr_section_, and build_id_note_.
3679 (Layout::finalize): Call create_build_id.
3680 (Layout::create_note): New function, broken out of
3681 Layout::create_gold_note.
3682 (Layout::create_gold_note): Call create_note.
3683 (Layout::create_build_id): New function.
3684 (Layout::write_build_id): New function.
3685 (Close_task_runner::run): Call write_build_id.
3687 * x86_64.cc: Correct license to GPLv3.
3689 2008-03-23 Ian Lance Taylor <iant@google.com>
3691 * options.cc: Include "demangle.h".
3692 (parse_optional_string): New function.
3693 (parse_long_option): Handle takes_optional_argument.
3694 (parse_short_option): Update dash_z initializer. Handle
3695 takes_optional_argument.
3696 (General_options::General_options): Initialize do_demangle_.
3697 (General_options::finalize): Set do_demangle_. Handle demangling
3699 * options.h (parse_optional_string): Declare.
3700 (struct One_option): Add optional_arg field. Update constructor.
3701 Update call constructor calls. Add takes_optional_argument
3703 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3704 (DEFINE_optional_string): Define.
3705 (General_options::demangle): Change from DEFINE_bool to
3706 DEFINE_optional_string.
3707 (General_options::no_demangle): New function.
3708 (General_options::do_demangle): New function.
3709 (General_options::set_do_demangle): New function.
3710 (General_options::execstack_status_): Move definition to end of
3712 (General_options::static_): Likewise.
3713 (General_options::do_demangle_): New field.
3714 * object.cc (big_endian>::get_symbol_location_info): Call
3715 Options::do_demangle, not Options::demangle.
3716 * symtab.cc (demangle): Likewise.
3718 2008-03-22 Ian Lance Taylor <iant@google.com>
3720 * gold.h: Include <cstddef> and <sys/types.h>
3721 * options.h: Include <cstring>.
3723 2008-03-21 Ian Lance Taylor <iant@google.com>
3725 * Added source code to GNU binutils.