1 2009-06-23 Ian Lance Taylor <iant@google.com>
4 * options.cc (General_options::parse_V): Set printed_version_.
5 (General_options::General_options): Initialize printed_version_.
6 * options.h (class General_options): Add printed_version_ field.
7 * gold.cc (queue_initial_tasks): If there are no input files,
8 don't give a fatal error if we printed the version information.
9 (queue_middle_tasks): If using -r with a shared object, give a
10 fatal error rather than an ordinary error.
12 2009-06-23 Ian Lance Taylor <iant@google.com>
15 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
16 (Layout::make_output_section): Set have_stabstr_section_ if we see
18 (Layout::finalize): Call link_stabs_sections.
19 (Layout::link_stabs_sections): New file.
20 * layout.h (class Layout): Add have_stabstr_section_ field.
21 Declare link_stabs_sections.
23 2009-06-23 Doug Kwan <dougkwan@google.com>
25 * Makefile.am (libgold_a_LIBADD): New.
26 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
27 * Makefile.in: Regenerate.
28 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
29 * configure: Regenerate.
30 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
31 * fileread.cc: Include sys/state.h
32 * gold.h: Declare memmem and strndup if found missing.
33 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
35 2009-06-23 Ian Lance Taylor <iant@google.com>
37 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
40 2009-06-23 Ian Lance Taylor <iant@google.com>
43 * object.cc (Object::section_contents): Don't try to get a view if
44 the section has length zero.
45 (Object::handle_gnu_warning_section): If the section is empty, use
46 the name of the section as the warning.
48 2009-06-23 Ian Lance Taylor <iant@google.com>
51 * stringpool.h (class Stringpool_template): Add optimize_ field.
52 (Stringpool_template::set_optimize): New function.
53 * stringpool.cc (Stringpool_template::Stringpool_template):
54 Initialize optimize_ field.
55 (Stringpool_template::set_string_offsets): Test local optimize
56 fild rather than parameter.
57 * layout.cc (Layout::Layout): Call set_optimize on the section
60 2009-06-22 Ian Lance Taylor <iant@google.com>
63 * yyscript.y: Parse TARGET.
64 * script.cc (script_set_target): New function.
65 * script-c.h (script_set_target): Declare.
66 * options.cc (General_options::string_to_object_format): Rename
67 from string_to_object_format in anonymous namespace. Change
69 * options.h (class General_options): Declare
70 string_to_object_format.
72 2009-06-22 Ian Lance Taylor <iant@google.com>
74 * script-sections.cc (Script_sections::create_segments): Don't put
75 program headers in a PT_LOAD segment if -n or -N.
77 2009-06-22 Ian Lance Taylor <iant@google.com>
80 * options.h (class General_options): Add -z lazy and -z now. Sort
81 -z options into alphabetical order.
82 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
84 2009-06-21 Ian Lance Taylor <iant@google.com>
86 * layout.cc (Layout::make_output_section): Call
87 Target::new_output_section.
88 (Layout::attach_allocated_section_to_segment): Put large section
89 sections in a separate load segment with the large segment flag
91 (Layout::segment_precedes): Sort large data segments after other
93 (align_file_offset): New static function.
94 (Layout::set_segment_offsets): Use align_file_offset.
95 * output.h (class Output_section): Add is_small_section_ and
96 is_large_section_ fields.
97 (Output_section::is_small_section): New function.
98 (Output_section::set_is_small_section): New function.
99 (Output_section::is_large_section): New function.
100 (Output_section::set_is_large_section): New function.
101 (Output_section::is_large_data_section): New function.
102 (class Output_segment): Add is_large_data_segment_ field.
103 (Output_segment::is_large_data_segment): New function.
104 (Output_segment::set_is_large_data_segment): New function.
105 * output.cc (Output_section::Output_section): Initialize new
107 (Output_segment::Output_segment): Likewise.
108 (Output_segment::add_output_section): Add assertion that large
109 data sections always go in large data segments. Force small data
110 sections to the end of the list of data sections. Force small BSS
111 sections to the start of the list of BSS sections. For large BSS
112 sections to the end of the list of BSS sections.
113 * symtab.h (class Symbol): Declare is_common_shndx.
114 (Symbol::is_defined): Check Symbol::is_common_shndx.
115 (Symbol::is_common): Likewise.
116 (class Symbol_table): Define enum Commons_section_type. Update
117 declarations. Add small_commons_ and large_commons_ fields.
118 * symtab.cc (Symbol::is_common_shndx): New function.
119 (Symbol_table::Symbol_table): Initialize new fields.
120 (Symbol_table::add_from_object): Put small and large common
121 symbols in the right list.
122 (Symbol_table::sized_finalized_symbol): Check
123 Symbol::is_common_shndx.
124 (Symbol_table::sized_write_globals): Likewise.
125 * common.cc (Symbol_table::do_allocate_commons): Allocate new
126 common symbol lists. Don't call do_allocate_commons_list if the
128 (Symbol_table::do_allocate_commons_list): Remove is_tls
129 parameter. Add comons_section_type parameter. Change all
130 callers. Handle small and large common symbols.
131 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
132 Symbol::is_common_shndx.
133 * resolve.cc (symbol_to_bits): Likewise.
134 * target.h (Target::small_common_shndx): New function.
135 (Target::small_common_section_flags): New function.
136 (Target::large_common_shndx): New function.
137 (Target::large_common_section_flags): New function.
138 (Target::new_output_section): New function.
139 (Target::Target_info): Add small_common_shndx, large_common_shndx,
140 small_common_section_flags, and large_common_section_flags
142 (Target::do_new_output_section): New virtual function.
143 * arm.cc (Target_arm::arm_info): Initialize new fields.
144 * i386.cc (Target_i386::i386_info): Likewise.
145 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
147 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
148 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
149 (Target_x86_64::do_new_output_section): New function.
150 * configure.ac: Define conditional MCMODEL_MEDIUM.
151 * testsuite/Makefile.am (check_PROGRAMS): Add large.
152 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
153 (large_LDFLAGS): Define.
154 * testsuite/large.c: New file.
155 * testsuite/testfile.cc (Target_test::test_target_info):
156 Initialize new fields.
157 * configure, testsuite/Makefile.in: Rebuild.
159 2009-06-05 Doug Kwan <dougkwan@google.com>
161 * Makefile.am (CCFILES): Add target.cc.
162 * Makefile.in: Regenerate.
163 * i386.cc (class Target_i386): Define new virtual method to
164 override do_is_local_label_name in parent.
165 * object.cc (Sized_relobj::do_count_local_symbols): Discard
166 local symbols if --discard-locals or -X is given.
167 * options.h (class General_options): Declare new options
168 '--discard-locals' and '-X' for discarding locals.
169 * target.h (class Target): Define new methods is_local_label_name.
170 Declare new virtual method do_is_local_label_name.
171 * target.cc: New file.
172 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
173 (check_SCRIPTS): Add discard_locals_test.sh.
174 (check_DATA): Add discard_local_tests.syms.
175 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
176 (discard_local_tests.syms, discard_locals_test.o): New make rules.
177 * testsuite/Makefile.in: Regenerate.
178 * testsuite/discard_locals_test.c: New file.
179 * testsuite/discard_locals_test.sh: Same.
181 2009-06-05 Doug Kwan <dougkwan@google.com>
183 * object.cc (Sized_relobj::Sized_relobj): Initialize
184 discarded_eh_frame_shndx_ to -1U.
185 (Sized_relobj::do_layout): Record index of a discard .eh_frame
187 (Sized_relobj::do_count_local_symbols): Skip local symbols in
188 a discarded .eh_frame section.
189 (Sized_relobj::do_finalize_local_symbols): Ditto.
190 * object.h (class Sized_relobj): Declare new member
191 discarded_eh_frame_shndx_.
192 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
193 (local_labels_test.o, local_labels_test): New rules.
194 * testsuite/Makefile.in: Regenerate.
196 2009-06-04 Doug Kwan <dougkwan@google.com>
198 * layout.cc (Layout::section_name_mapping): Add mapping for
199 special ARM sections.
201 2009-06-03 Doug Kwan <dougkwan@google.com>
203 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
204 (utils::has_overflow): Same.
206 2009-06-03 Ian Lance Taylor <iant@google.com>
208 * layout.cc (Layout::section_name_mapping): New array, replacing
209 Layout::linkonce_mapping.
210 (Layout::section_name_mapping_count): New variable, replacing
211 Layout::linkonce_mapping_count.
212 (Layout::linkonce_output_name): Remove.
213 (Layout::output_section_name): Rewrite.
214 * layout.h (class Layout): Rename Linkonce_mapping to
215 Section_name_mapping, linkonce_mapping to section_name_mapping,
216 linkonce_mapping_count to section_name_mapping_count. Don't
217 declare linkonce_output_name.
219 2009-06-03 Doug Kwan <dougkwan@google.com>
221 * gold/arm.cc (namespace utils): New.
222 (Target_arm::reloc_is_non_pic): Define new method.
223 (class Arm_relocate_functions): New.
224 (Target_arm::Relocate::relocate): Handle relocation types used by
227 2009-06-03 Ian Lance Taylor <iant@google.com>
229 * arm.cc (Target_arm::scan::global): Use || instead of |.
231 2009-06-02 Doug Kwan <dougkwan@google.com>
233 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
234 issued_non_pic_error_.
235 (class Target_arm::Scan): Declare new method check_non_pic.
236 Define new method symbol_needs_plt_entry.
237 Declare new data member issued_non_pic_error_.
238 (class Target_arm::Relocate): Declare new method
239 should_apply_static_reloc.
240 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
241 (Target_arm::Scan::check_non_pic): Define new method.
242 (Target_arm::Scan::local): Handle a small subset of reloc types used
244 (Target_arm::Scan::local): Same.
245 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
247 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
249 * incremental.cc (Incremental_inputs::report_command_line): Filter
250 out --incremental-* options.
252 2009-05-29 Doug Kwan <dougkwan@google.com>
254 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
256 (class Target_arm): Update comment.
257 (Target_arm::Target_arm): Initialize new data members GOT_,
258 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
259 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
260 and Target_arm::rel_dyn_section.
261 Declare new_enum Target_arm::Got_type.
262 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
264 Update commments for member do_dynsym_value.
265 (Target_arm::got_size, Target_arm::plt_section,
266 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
267 new methods inside class defintion.
268 (Target_arm::got_section): Define new method.
269 (Target_arm::rel_dyn_section): Same.
270 (Output_data_plt_arm): New template class.
271 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
272 (Output_data_plt_arm:do_adjust_output_section): Define new method.
273 (Output_data_plt_arm::add_entry): Same.
274 (Output_data_plt_arm::first_plt_entry): Define new
275 static data member for PLT instruction template.
276 (Output_data_plt_arm::plt_entry): Same.
277 (Output_data_plt_arm::do_write): Define new method.
278 (Target_arm::make_plt_entry): Same.
279 (Target_arm::do_finalize_sections): Same.
280 (Target_arm::do_dynsym_value): Same.
282 2009-05-28 Doug Kwan <dougkwan@google.com>
284 * Makefile.am (TARGETSOURCES): Add arm.cc.
285 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
286 * Makefile.in: Regenerate.
288 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
290 2009-05-26 Doug Kwan <dougkwan@google.com>
292 * options.cc (General_options::parse_exclude_libs). Fix a comment.
293 (General_options::check_excluded_libs): Strip off directories in
294 archive name before matching like GNU ld does.
295 * testsuite/Makefile.am (MOSTLYCLEANFILES,
296 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
297 (exclude_libs_test_LDFLAGS): Add linker option
298 -Wl,--exclude-libs,libexclude_libs_test_3
299 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
300 an explicit archive without using -l.
301 (alt/libexclude_libs_test_3.a): New make rule.
302 * testsuite/Makefile.in: Regenerate.
303 * testsuite/exclude_libs_test.c : Declare lib3_default().
305 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
306 * exclude_libs_test_3.c: New file.
308 2009-05-26 Nick Clifton <nickc@redhat.com>
310 * po/id.po: New Indonesian translation.
311 * po/gold.pot: Updated template file.
313 2009-05-22 Sriraman Tallam <tmsriram@google.com>
315 * testsuite/Makefile.am: Add -ffunction-sections to compile
316 gc_comdat_test files. Add -Wl,--gc-sections to build
318 * testsuite/Makefile.in: Regenerate.
319 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
321 2009-05-21 Sriraman Tallam <tmsriram@google.com>
323 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
324 kept comdat section was garbage collected.
325 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
326 * testsuite/Makefile.in: Regenerate.
327 * testsuite/gc_comdat_test.sh: New file.
328 * testsuite/gc_comdat_test_1.cc: New file.
329 * testsuite/gc_comdat_test_2.cc: New file.
331 2009-05-19 Doug Kwan <dougkwan@google.com>
333 * archive.cc (Archive::Archive): Move constructor from archive.h
334 to here. Initialize no_export_.
335 (Archive::get_elf_object_for_member): Set no_export flag of object.
336 * archive.h (Archive::Archive): Move constructor body to
338 (Archive::no_export): New method.
339 (Archive::no_export_): New field.
340 * object.h (Object::Object): Initialize no_export_ to false.
341 (Object::no_export, Object::set_no_export): New methods.
342 (Object::no_export_): New field.
343 * options.cc (General_options::parse_exclude_libs): New method.
344 (General_options::check_excluded_libs) Same.
345 * options.h (exclude_libs): New option.
346 (General_options::check_excluded_libs): New method declaration.
347 (General_options::excluded_libs_): New field.
348 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
349 default or protected visibility if an object has no-export flag set.
350 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
351 (check_SCRIPTS): Add exclude_libs_test.sh.
352 (check_DATA): Add exclude_libs_test.syms.
353 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
354 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
355 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
356 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
357 (exclude_libs_test.syms, libexclude_libs_test_1.a,
358 libexclude_libs_test_2.a): New rules.
359 * testsuite/Makefile.in: Regenerate.
360 * testsuite/exclude_libs_test.c: New file.
361 * testsuite/exclude_libs_test.sh: Ditto.
362 * testsuite/exclude_libs_test_1.c: Ditto.
363 * testsuite/exclude_libs_test_2.c: Ditto.
365 2009-05-15 Ian Lance Taylor <iant@google.com>
367 * configure.ac: Check for declarations for cases where libiberty.h
368 checks HAVE_DECL_xxx.
369 * configure, config.in: Rebuild.
371 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
373 * gold.h (Incremental_argument_list): Remove (invalid) forward
375 * incremental.cc (Incremental_inputs::report_achive): New method.
376 (Incremental_inputs::report_object): New method.
377 (Incremental_inputs::report_script): New method.
378 (Incremental_inputs::finalize_inputs): New method.
379 (Incremental_inputs::finalize): Call finalize_inputs().
380 (Incremental_inputs::sized_create_incremental_inputs_section_data):
381 Create inputs entries.
382 * incremental.h (Incremental_input_type): New enum.
383 (Incremental_inputs::Incremental_input): Initialize new fields.
384 (Incremental_inputs::report_inputs): New method.
385 (Incremental_inputs::report_achive): New method.
386 (Incremental_inputs::report_object): New method.
387 (Incremental_inputs::report_script): New method.
388 (Incremental_inputs::finalize_inputs): New method.
389 (Incremental_inputs::Input_info): New struct.
390 (Incremental_inputs::Input_info_map): New typedef.
391 (Incremental_inputs::lock_): New field.
392 (Incremental_inputs::Inputs_): New field.
393 (Incremental_inputs::Inputs_map): New field.
394 * main.cc (main): Call Incremental_input::report_inputs.
395 * options.h (Input_argument_list): Typedef moved from
397 (Input_file_group::Files): Remove, use ::Input_argument_list.
398 (Input_file_group::Input_argument_list): Remove, use
399 ::Input_argument_list.
400 * plugin.cc (Plugin_manager::add_input_file): Add error in
402 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
404 * script.cc (read_input_script): Call
405 Incremental_input::report_script.
406 * script.h (Script_info): New class.
408 2009-04-27 Ian Lance Taylor <iant@google.com>
410 * x86_64.cc (do_adjust_output_section): Set entsize to
413 2009-04-23 Elliott Hughes <enh@google.com>
415 * output.cc (Output_file::close): After short writes, continue
416 writing from the correct offset in the buffer being written.
418 2009-04-23 Chris Demetriou <cgd@google.com>
420 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
421 * configure: Regenerate.
422 * config.in: Regenerate.
423 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
424 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
426 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
428 * incremental.cc (Incremental_inputs_header_data): Renamed from
429 Incremental_input_header_data.
430 (Incremental_inputs_header_data::data_size): New field.
431 (Incremental_inputs_header_data::put_input_file_count): Renamed
432 from input_file_count.
433 (Incremental_inputs_header_data::put_command_line_offset): Renamed
434 from command_line_offset.
435 (Incremental_inputs_header_data::put_reserved): Renamed from
437 (Incremental_inputs_entry_data): Renamed from
438 Incremental_input_entry_data.
439 (Incremental_inputs_entry_data::data_size): New field.
440 (Incremental_inputs::report_command_line): New method.
441 (Incremental_inputs::finalize): New method.
442 (Incremental_inputs::create_incremental_inputs_data): New method.
443 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
444 * incremental.h: New file.
445 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
446 (Layout::finalize): Create incremental inputs section in
448 (Layout::create_incremental_info_sections): New method.
449 * layout.h (Layout::incremental_inputs): New method.
450 (Layout::create_incremental_info_sections): New method.
451 (Layout::incremental_inputs_): New field.
452 * main.cc (main): Notify Incremental_input of the command line.
454 2009-04-01 Ian Lance Taylor <iant@google.com>
455 Mikolaj Zalewski <mikolajz@google.com>
457 * gold.h (reserve_unordered_map): Define, three versions, one for
458 each version of Unordered_map.
459 * layout.cc (Layout::Layout): Remove options parameter. Add
460 number_of_input_files parameter. Don't initialize options_.
461 Initialize number_of_input_files_ and resized_signatures_. Move
462 sections_are_attached_.
463 (Layout::layout_group): Reserve space for group_signatures_.
464 (Layout::find_or_add_kept_section): Change name parameter to be a
465 reference. Resize signatures_ map when it gets large enough.
466 (Layout::layout_eh_frame): Use parameters->options() instead of
468 (Layout::make_output_section): Likewise.
469 (Layout::attach_allocated_section_to_segment): Likewise.
470 (Layout::finalize, Layout::create_executable_stack): Likewise.
471 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
472 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
473 * layout.h (class Layout): Update declarations. Remove options_
474 field. Add number_of_input_files_ and resized_signatures_
475 fields. Move sections_are_attached_ field.
476 * main.cc (main): Pass number of input files to Layout
477 constructor. Don't pass options.
479 2009-03-30 Ian Lance Taylor <iant@google.com>
481 * ffsll.c (ffsll): Correct implementation.
483 2009-03-27 Ian Lance Taylor <iant@google.com>
486 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
487 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
488 * ftruncate.c (ftruncate): Declare before definition.
489 * mremap.c (mremap): Likewise.
490 * pread.c (pread): Likewise.
491 * configure, Makefile.in, config.in: Rebuild.
493 * mremap.c: New file.
494 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
495 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
496 (mremap): Declare if HAVE_MREMAP is not defined.
497 * configure, Makefile.in, config.in: Rebuild.
499 2009-03-27 Cary Coutant <ccoutant@google.com>
501 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
502 position independent.
503 * sparc.cc (Target_sparc::check_non_pic): Likewise.
504 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
506 2009-03-24 Cary Coutant <ccoutant@google.com>
508 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
510 (needs_dynamic_reloc): Likewise.
512 2009-03-24 Ian Lance Taylor <iant@google.com>
514 * yyscript.y (file_cmd): Recognize EXTERN.
515 (extern_name_list, extern_name_list_body): New nonterminals.
516 * script.cc (script_add_extern): Define.
517 * script-c.h (script_add_extern): Declare.
519 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
521 * object.cc (is_elf_object): Define.
522 * object.h (is_elf_object): Declare.
523 * archive.cc (Archive::get_elf_object_for_member): Call
525 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
527 2009-03-24 Elliott Hughes <enh@google.com>
529 * output.cc (Output_file::map_anonymous): Define.
530 (Output_file::map): Use map_anonymous. If the regular mmap fails,
531 try an anonymous one. Report the size if the mmap fails.
532 * output.h (class Output_file): Declare map_anonymous.
534 2009-03-24 Ian Lance Taylor <iant@google.com>
536 * target-select.cc (instantiate_target): Don't acquire the lock if
537 the instantiated_target_ field has already been set.
539 2009-03-23 Ian Lance Taylor <iant@google.com>
541 * gold-threads.h (class Initialize_lock): Define.
542 * gold-threads.cc (class Initialize_lock_once): Define.
543 (initialize_lock_control): New static variable.
544 (initialize_lock_pointer): New static variable.
545 (initialize_lock_once): New static function.
546 (Initialize_lock::Initialize_lock): Define.
547 (Initialize_lock::initialize): Define.
548 * target-select.h: Include "gold-threads.h".
549 (class Target_selector): Add lock_ and initialize_lock_ fields.
550 Don't define instantiate_target, just declare it.
551 * target-select.cc (Target_selector::Target_selector): Initialize
553 (Target_selector::instantiate_target): Define.
554 * descriptors.h: Include "gold-threads.h".
555 (class Descriptors): Add initialize_lock_ field.
556 * descriptors.cc (Descriptors::Descriptors): Initialize new
558 (Descriptors::open): Use initialize_lock_ field
559 * errors.h (class Errors): Add initialize_lock_ field.
560 * errors.cc (Errors::Errors): Initialize new field.
561 (Errors::initialize_lock): Use initialize_lock_ field.
562 * powerpc.cc (class Target_selector_powerpc): Remove
563 instantiated_target_ field. In do_recognize call
564 instantiate_target rather than do_instantiate_target. In
565 do_instantiate_target just allocate a new target.
566 * sparc.cc (class Target_selector_sparc): Likewise.
568 * freebsd.h: New file.
569 * i386.cc: Include "freebsd.h".
570 (Target_i386): Derive from Target_freebsd rather than
572 (Target_selector_i386): Derive from Target_selector_freebsd rather
573 than Target_selector.
574 * x86_64.cc: Include "freebsd.h".
575 (Target_x86_64): Derive from Target_freebsd rather than
577 (Target_selector_x86_64): Derive from Target_selector_freebsd
578 rather than Target_selector.
579 * target.h (class Target): Add adjust_elf_header and
580 do_adjust_elf_header.
581 * output.cc (Output_file_header:: do_sized_write): Call target
582 adjust_elf_header routine.
583 * configure.tgt: Set targ_osabi.
584 * configure.ac: Define GOLD_DEFAULT_OSABI.
585 * parameters.cc (Parameters::default_target): Pass
586 GOLD_DEFAULT_OSABI to select_target.
587 * target-select.h (class Target_selector): Make instantiate_target
588 protected rather than private.
589 * Makefile.am (HFILES): Add freebsd.h.
590 * configure, Makefile.in, config.in: Rebuild.
592 * merge.cc (do_add_input_section): Correct pend value. Change
593 message about last entry not being null terminated from error to
596 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
598 * incremental.cc: New file.
599 * Makefile.am (CCFILES): Add incremental.cc.
600 * Makefile.in: Rebuild.
602 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
604 * layout.cc (Layout::output_section_name): Preserve names
605 of '.note.' sections.
607 2009-03-19 Ian Lance Taylor <iant@google.com>
609 * descriptors.cc (Descriptors::open): Check that the options are
610 valid before using them.
612 2009-03-18 Ian Lance Taylor <iant@google.com>
614 * script-sections.h: Include <list>.
615 (class Script_sections): Change Sections_elements from std::vector
616 to std::list. Typedef public Elements_iterator. Add
617 orphan_section_placement_, data_segment_align_start_, and
618 saw_data_segment_align_ fields. Remove data_segment_align_index_
620 * script-sections.cc (class Orphan_section_placement): New class.
621 (class Sections_element): Add virtual functions is_relro and
622 orphan_section_init. Remove virtual function place_orphan_here.
623 (class Output_section_definition): Add is_relro and
624 orphan_section_init. Remove place_orphan_here.
625 (class Orphan_output_section): Likewise.
626 (Script_sections::Script_sections): Update for field changes.
627 (Script_sections::data_segment_align): Set saw_data_segment_align_
628 and data_segment_align_start_, not data_segment_align_index.
629 (Script_sections::data_segment_relro_end): Check
630 saw_data_segment_align_. Use data_segment_align_start_ rather
631 than data_segment_align_index_.
632 (Script_sections::place_orphan): Rewrite to use
633 Orphan_section_placement.
635 2009-03-17 Ian Lance Taylor <iant@google.com>
637 * archive.cc (Archive::add_symbols): Check for a version attached
638 to the symbol name in the archive map.
639 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
640 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
641 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
642 (ver_test_11.a): New target.
643 * testsuite/Makefile.in: Rebuild.
645 * configure.ac: Check for chsize and posix_fallocate. Replace
647 * ftruncate.c: New file, from gnulib.
648 * output.cc (posix_fallocate): Define dummy version if not
649 HAVE_POSIX_FALLOCATE.
650 (Output_file::map): Call posix_fallocate rather than lseek and
652 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
653 * configure, Makefile.in, config.in: Rebuild.
655 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
657 * layout.h (Layout::create_note): Add section_name parameter.
658 * layout.cc (Layout::create_note): Likewise.
659 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
661 2009-03-17 Ian Lance Taylor <iant@google.com>
663 * descriptors.cc: Include "options.h".
664 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
665 (Descriptors::open): Always use O_CLOEXEC when opening a new
666 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
669 * sparc.cc (class Target_sparc): Add has_got_section.
670 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
671 make sure we have a GOT section.
673 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
674 (Target_sparc::Scan::local): Likewise.
675 (Target_sparc::Scan::global): Likewise.
676 (Target_sparc::Relocate::relocate): Likewise.
677 (Target_sparc::Relocate::relocate_tls): Likewise.
679 * symtab.cc (Symbol_table::define_default_version): New function,
680 broken out of add_from_object.
681 (Symbol_table::add_from_object): Call define_default_version.
682 (Symbol_table::define_special_symbol): Add resolve_oldsym
683 parameter. Change all callers. If the version for a symbol comes
684 from a version script, resolve it with the symbol with the same
685 name with no version. Also add the symbol without a version if
687 (do_define_in_output_data): If resolving with oldsym, don't delete
689 (do_define_in_output_segment): Likewise.
690 (do_define_as_constant): Likewise.
691 * symtab.h (class Symbol_table): Update declarations.
693 2009-03-13 Ian Lance Taylor <iant@google.com>
695 * readsyms.cc (Read_symbols::incompatible_warning): New function.
696 (Read_symbols::requeue): New function.
697 (Read_symbols::do_read_symbols): If make_elf_object fails because
698 the target type is not configured, and the file was searched for,
699 issue a warning and retry with the next directory.
700 (Add_symbols::run): If the file has an incompatible format, and
701 it was searched for, requeue the Read_symbols task. On error,
703 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
704 dirindex parameter to constructor. Change all callers. Declare
705 incompatible_warning and requeue.
706 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
707 input_argument_ and input_group_ fields. Add them to
708 constructor. Change all callers.
709 (class Read_script): Add dirindex_ field. Add it to constructor.
711 * archive.cc (Archive::setup): Remove input_objects parameter.
713 (Archive::get_file_and_offset): Likewise.
714 (Archive::read_all_symbols): Likewise.
715 (Archive::read_symbols): Likewise.
716 (Archive::get_elf_object_for_member): Remove input_objects
717 parameter. Add punconfigured parameter. Change all callers.
718 (Archive::add_symbols): Change return type to bool. Check return
719 value of include_member.
720 (Archive::include_all_members): Likewise.
721 (Archive::include_member): Change return type to bool. Return
722 false if first included object has incompatible target. Set
723 included_member_ field.
724 (Add_archive_symbols::run): If add_symbols returns false, requeue
726 * archive.h (class Archive): Add included_member_ field.
727 Initialize it in constructor. Add input_file and searched_for
728 methods. Update declarations.
729 (class Add_archive_symbols): Add dirpath_, dirindex_, and
730 input_argument_ fields. Add them to constructor. Change all
732 * script.cc: Include "target-select.h".
733 (class Parser_closure): Add skip_on_incompatible_target_ and
734 found_incompatible_target_ fields. Add
735 skip_on_incompatible_target parameter to constructor. Change all
736 callers. Add methods skip_on_incompatible_target,
737 clear_skip_on_incompatible_target, found_incompatible_target, and
738 set_found_incompatible_target.
739 (read_input_script): Add dirindex parameter. Change all callers.
740 If parser finds an incompatible target, requeue Read_symbols
742 (script_set_symbol): Clear skip_on_incompatible_target in
744 (script_add_assertion, script_parse_option): Likewise.
745 (script_start_sections, script_add_phdr): Likewise.
746 (script_check_output_format): New function.
747 * script.h (read_input_script): Update declaration.
748 * script-c.h (script_check_output_format): Declare.
749 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
750 (ignore_cmd): Remove OUTPUT_FORMAT.
751 * fileread.cc (Input_file::Input_file): Add explicit this.
752 (Input_file::will_search_for): New function.
753 (Input_file::open): Add pindex parameter. Change all callers.
754 * fileread.h (class Input_file): Add input_file_argument method.
755 Declare will_search_for. Update declarations.
756 * object.cc (make_elf_object): Add punconfigured parameter.
758 * object.h (class Object): Make input_file public. Add
760 (make_elf_object): Update declaration.
761 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
763 * dirsearch.h (class Dirsearch): Update declaration.
764 * options.h (class General_options): Add --warn-search-mismatch.
765 * parameters.cc (Parameters::is_compatible_target): New function.
766 * parameters.h (class Parameters): Declare is_compatible_target.
767 * workqueue.cc (Workqueue::add_blocker): New function.
768 * workqueue.h (class Workqueue): Declare add_blocker.
770 * fileread.cc (Input_file::open): Remove options parameter.
772 (Input_file::open_binary): Likewise.
773 * script.cc (read_input_script): Likewise.
774 * readsyms.h (class Read_symbols): Remove options_ field. Remove
775 options parameter from constructor. Change all callers.
776 (class Read_script): Likewise.
777 * fileread.h (class Input_file): Update declarations.
778 * script.h (read_input_script): Update declaration.
780 2009-03-10 Nick Clifton <nickc@redhat.com>
782 * po/es.po: New Spanish translation.
784 2009-03-06 Cary Coutant <ccoutant@google.com>
786 * options.cc (parse_short_option): Keep dash_z from registering itself.
788 2009-03-03 Ian Lance Taylor <iant@google.com>
791 * target-reloc.h (relocate_section): Pass output_section to
793 * i386.cc (Target_i386::should_apply_static_reloc): Add
794 output_section parameter. Change all callers.
795 (Target_i386::Relocate::relocate): Add output_section parameter.
796 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
797 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
798 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
799 * testsuite/two_file_shared.sh: New script.
800 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
801 (check_DATA): Add two_file_shared.dbg.
802 (two_file_shared.dbg): New target.
803 * testsuite/Makefile.in: Rebuild.
805 2009-03-01 Ian Lance Taylor <iant@google.com>
807 * configure.ac: Check for byteswap.h.
808 * configure: Rebuild.
809 * config.in: Rebuild.
811 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
813 * layout.cc (Layout::find_or_add_kept_section): New function.
814 (Layout::add_comdat): Removed.
815 * layout.h (struct Kept_section): Move out of class Layout.
816 Remove trailing underscores from field names. Add group_sections
817 field. Rename group_ field to is_group. Change all uses.
818 (class Layout): Declare find_or_add_kept_section, not add_comdat.
819 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
820 comdat_groups_ field.
821 (Sized_relobj::include_section_group): Use
822 find_or_add_kept_section and Kept_section::group_sections.
823 (Sized_relobj::include_linkonce_section): Likewise.
824 * object.cc (class Sized_relobj): Don't define Comdat_group or
825 Comdat_group_table. Remove find_comdat_group and
826 add_comdat_group. Remove comdat_groups_ field.
827 * plugin.cc (include_comdat_group): Use
828 Layout::find_or_add_kept_section.
830 2009-02-28 Ian Lance Taylor <iant@google.com>
832 * README: --gc-sections and map files are now supported. Document
833 some build requirements.
836 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
837 relocatable link set the value of the section symbol to zero.
838 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
839 relocatable link don't include the section address in the local
842 2009-02-27 Ian Lance Taylor <iant@google.com>
845 * options.h (class Search_directory): Add is_system_directory.
846 (class General_options): Declare is_in_system_directory.
847 * options.cc (get_relative_sysroot): Make static.
848 (get_default_sysroot): Make static.
849 (General_optoins::is_in_system_directory): New function.
850 * fileread.cc (Input_file::is_in_system_directory): New function.
851 * fileread.h (class Input_file): Declare is_in_system_directory.
852 * object.h (class Object): Add is_in_system_directory.
853 (class Input_objects): Remove system_library_directory_ field.
854 * object.cc (Input_objects::add_object): Don't set
855 system_library_directory_.
856 (input_objects::found_in_system_library_directory): Remove.
857 * symtab.cc (Symbol_table::write_globals): Remove input_objects
858 parameter. Change all callers.
859 (Symbol_table::sized_write_globals): Likewise.
860 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
861 Call Object::is_in_system_directory.
862 * symtab.h (class Symbol_table): Update declarations.
865 * descriptors.h (Open_descriptor): Add is_on_stack field.
866 * descriptors.cc (Descriptors::open): If the descriptor is on the
867 top of the stack, remove it. Initialize is_on_stack field.
868 (Descriptors::release): Only add pod to stack if it is not on the
870 (Descriptors::close_some_descriptor): Clear stack_next and
874 * output.cc (Output_section::find_starting_output_address): Rename
875 from starting_output_address; add PADDR parameter; change return
877 * output.h (class Output_section): Declare
878 find_starting_output_address instead of starting_output_address.
879 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
880 section symbol for which we can't find a merge section.
883 * symtab.cc (Symbol_table::add_from_object): If the visibility is
884 hidden or internal, force the symbol to be local.
885 * resolve.cc (Symbol::override_visibility): Define.
886 (Symbol::override_base): Use override_visibility.
887 (Symbol_table::resolve): Likewise.
888 (Symbol::override_base_with_special): Likewise.
889 (Symbol_table::override_with_special): If the visibility is hidden
890 or internal, force the symbol to be local.
891 * symtab.h (class Symbol): Add set_visibility and
893 * testsuite/ver_test_1.sh: New file.
894 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
895 (check_DATA): Add ver_test_1.syms.
896 (ver_test_1.syms): New target.
897 * testsuite/Makefile.in: Rebuild.
899 2009-02-25 Cary Coutant <ccoutant@google.com>
901 * layout.cc (Layout::choose_output_section): Don't rename sections
902 when using a linker script that has a SECTIONS clause.
903 * Makefile.in: Regenerate.
905 * testsuite/Makefile.am (script_test_5.sh): New test case.
906 * testsuite/Makefile.in: Regenerate.
907 * testsuite/script_test_5.cc: New file.
908 * testsuite/script_test_5.sh: New file.
909 * testsuite/script_test_5.t: New file.
911 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
913 * archive.cc (Archive::include_member): Update calls to add_symbols.
914 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
916 * dynobj.h (do_add_symbols): Add the Layout argument.
917 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
919 * object.h (Object::add_symbols): Add the Layout argument.
920 (Object::do_add_symbols): Add the Layout argument.
921 (Sized_relobj::do_add_symbols): Add the Layout argument.
922 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
923 Unify the two versions.
924 (Add_plugin_symbols): Remove.
925 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
926 (Sized_pluginobj::do_add_symbols): Unify the two versions.
927 (Add_plugin_symbols): Remove.
928 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
929 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
930 (Add_symbols::run): Make it work with Pulginobj.
932 2009-02-06 Ian Lance Taylor <iant@google.com>
934 * object.cc (Sized_relobj::do_layout): Make info message start
935 with lower case letter.
937 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
939 * binary.cc: Fix file comment.
941 * options.h (enum Incremental_disposition): Define.
942 (class General_options): Add new options: --incremental,
943 --incremental_changed, --incremental_unchanged,
944 --incremental_unknown. Add incremental_disposition_ and
945 implicit_incremental_ fields.
946 (General_options::incremental_disposition): New function.
947 (class Position_dependent_options): Add incremental_disposition
949 (Position_dependent_options::copy_from_options): Set incremental
951 * options.cc (General_options::parse_incremental_changed): New
953 (General_options::parse_incremental_unchanged): New function.
954 (General_options::parse_incremental_unknown): New function.
955 (General_options::General_options): Initialize new fields
956 incremental_disposition_ and implicit_incremental_.
957 (General_options::finalize): Check for uasge of --incremental-*
958 without --incremental.
960 2009-02-06 Chris Demetriou <cgd@google.com>
962 * gold.h (gold_undefined_symbol): Change to take only a Symbol
963 pointer and to report location as the file name associated with
965 (gold_undefined_symbol_at_location): New function to replace the
966 old gold_undefined_symbol functionality.
967 * target-reloc.h (relocate_section): Update to use
968 gold_undefined_symbol_at_location.
969 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
970 Call gold_undefined_symbol function rather than gold_error.
971 * errors.h (Errors::undefined_symbol): Take location as a
972 string, rather than calculating it from a relocation.
973 * errors.cc (Errors::fatal): Print "fatal error:" before the
975 (Errors::error, Errors::error_at_location): Print "error: "
976 before the formatted message.
977 (Errors::undefined_symbol): Take location as a string, rather
978 than calculating it from a relocation.
979 (gold_undefined_symbol_at_location): New function akin to
980 old gold_undefined_symbol, calculates location from relocation.
981 (gold_undefined_symbol): Change to take only a Symbol pointer
982 and to report location as the file name associated with the symbol.
983 * testsuite/debug_msg.sh: Update for changed error messages.
984 * testsuite/undef_symbol.sh: Likewise.
986 2009-02-04 Duncan Sands <baldrick@free.fr>
989 * reduced_debug_output.h
990 (Output_reduced_debug_abbrev_section::failed): Use format for
992 (Output_reduced_debug_info_section::faild): Likewise.
994 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
996 * script.cc (Lazy_demangler): New class.
997 (Version_script_info::get_symbol_version_helper): Demangle a
1000 2009-01-29 Cary Coutant <ccoutant@google.com>
1002 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1004 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1006 2009-01-28 Ian Lance Taylor <iant@google.com>
1008 * version.cc (version_string): Bump to 1.9.
1010 * gold.h: Include <cstring> and <stdint.h>.
1011 * version.cc: Include <cstdio>.
1012 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1014 * reduced_debug_output.cc (insert_into_vector): Rename from
1015 Insert_into_vector; change all callers. Use Swap_unaligned to
1016 avoid aliasing issue; remove union since it is unnecessary.
1018 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1020 * Makefile.am (CCFILES): Add gc.cc.
1022 * Makefile.in: Regenerate.
1023 * gold.cc (Gc_runner): New class.
1024 (queue_initial_tasks): Call garbage collection related tasks
1025 when corresponding options are invoked.
1026 (queue_middle_gc_tasks): New function.
1027 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1028 processed early before laying out sections during garbage collection.
1029 * gold.h (queue_middle_gc_tasks): New function.
1030 (is_prefix_of): Move from "layout.cc".
1031 * i386.cc (Target_i386::gc_process_relocs): New function.
1032 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1033 * main.cc (main): Create object of class "Garbage_collection".
1034 * object.cc (Relobj::copy_symbols_data): New function.
1035 (Relobj::is_section_name_included): New function.
1036 (Sized_relobj::do_layout): Allow this function to be called twice
1037 during garbage collection and defer layout of section during the
1039 * object.h (Relobj::get_symbols_data): New function.
1040 (Relobj::is_section_name_included): New function.
1041 (Relobj::copy_symbols_data): New function.
1042 (Relobj::set_symbols_data): New function.
1043 (Relobj::get_relocs_data): New function.
1044 (Relobj::set_relocs_data): New function.
1045 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1046 (Relobj::gc_process_relocs): New function.
1047 (Relobj::do_gc_process_relocs): New pure virtual function.
1048 (Relobj::sd_): New data member.
1049 (Sized_relobj::is_output_section_offset_invalid): New function.
1050 (Sized_relobj::do_gc_process_relocs): New function.
1051 * options.h (General_options::gc_sections): Modify to not be a no-op.
1052 (General_options::print_gc_sections): New option.
1053 * plugin.cc (Plugin_finish::run): Remove function call to
1054 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1055 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1056 * reloc.cc (Read_relocs::run): Add task to process relocs and
1057 determine unreferenced sections when doing garbage collection.
1058 (Gc_process_relocs): New class.
1059 (Sized_relobj::do_gc_process_relocs): New function.
1060 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1061 sections that are garbage collected.
1062 * reloc.h (Gc_process_relocs): New class.
1063 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1064 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1065 symbols whose corresponding sections are garbage collected.
1066 (Symbol_table::Symbol_table): Add new parameter for the garbage
1068 (Symbol_table::gc_mark_undef_symbols): New function.
1069 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1070 (Symbol_table::gc_mark_dyn_syms): New function.
1071 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1073 (Symbol_table::add_from_object): Likewise.
1074 (Symbol_table::add_from_relobj): When building shared objects, do not
1075 treat externally visible symbols as garbage.
1076 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1077 table information for static and relocatable links.
1078 * symtab.h (Symbol_table::set_gc): New function.
1079 (Symbol_table::gc): New function.
1080 (Symbol_table::gc_mark_undef_symbols): New function.
1081 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1082 (Symbol_table::gc_mark_dyn_syms): New function.
1083 (Symbol_table::gc_): New data member.
1084 * target.h (Sized_target::gc_process_relocs): New pure virtual
1086 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1087 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1089 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1091 * options.h (General_options::gc_sections): Define as a no-op for now.
1092 (General_options::no_keep_memory): Ditto.
1093 (General_options::Bshareable): Define.
1094 * options.cc (General_options::finalize): Honor -Bshareable.
1096 2009-01-20 Andreas Schwab <schwab@suse.de>
1098 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1099 read the value in the contents, since we don't use it. Use the
1100 template endianness when writing.
1101 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1103 2009-01-19 Andreas Schwab <schwab@suse.de>
1105 * configure.tgt (powerpc64-*): Fix targ_obj.
1107 2009-01-15 Ian Lance Taylor <iant@google.com>
1109 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1110 local symbols when stripping all symbols.
1112 2009-01-14 Cary Coutant <ccoutant@google.com>
1114 * output.cc (Output_reloc): Add explicit instantiations.
1116 2009-01-14 Cary Coutant <ccoutant@google.com>
1118 * archive.cc (Archive::get_elf_object_for_member): Remove call
1119 to File_read::claim_for_plugin.
1120 * descriptors.cc (Descriptors::open): Remove reference to
1122 (Descriptors::claim_for_plugin): Remove.
1123 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1124 (Descriptors::is_claimed): Remove.
1125 (claim_descriptor_for_plugin): Remove.
1126 * fileread.cc (File_read::claim_for_plugin): Remove.
1127 * fileread.h (File_read::claim_for_plugin): Remove.
1128 (File_read::descriptor): Reopen descriptor if necessary.
1129 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1130 (Plugin_manager::all_symbols_read): Add task parameter. Change
1132 (Plugin_manager::get_input_file): New function.
1133 (Plugin_manager::release_input_file): New function.
1134 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1135 corresponding data member.
1136 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1137 and pass to base constructor. Change all callers.
1138 (get_input_file, release_input_file): New functions.
1139 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1140 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1141 (Plugin_manager::all_symbols_read): Add task parameter.
1142 (Plugin_manager::get_input_file): New function.
1143 (Plugin_manager::release_input_file): New function.
1144 (Plugin_manager::task_): New data member.
1145 (Pluginobj::Pluginobj): Add filesize parameter.
1146 (Pluginobj::filename): New function.
1147 (Pluginobj::descriptor): New function.
1148 (Pluginobj::filesize): New function.
1149 (Pluginobj::filesize_): New data member.
1150 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1151 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1152 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1154 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1155 with archive libraries.
1156 * testsuite/Makefile.in: Regenerate.
1157 * testsuite/plugin_test.c (struct sym_info): New type.
1158 (get_input_file, release_input_file): New static variables.
1159 (onload): Capture new transfer vector entries.
1160 (claim_file_hook): Stop reading at end of file according to filesize.
1161 Factor out parsing of readelf output into separate function.
1162 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1163 APIs and get the source file name from the symbol table. Convert
1164 source file name to corresponding object file name. Print info
1165 message when adding new input files.
1166 (parse_readelf_line): New function.
1167 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1168 * testsuite/plugin_test_2.sh: Likewise.
1169 * testsuite/plugin_test_3.sh: Likewise.
1170 * testsuite/plugin_test_4.sh: New test case.
1172 2009-01-07 Ian Lance Taylor <iant@google.com>
1174 * version.cc (version_string): Bump to 1.8.
1176 2008-12-23 Cary Coutant <ccoutant@google.com>
1178 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1179 * plugin.cc (Plugin_manager::finish): Rename as
1180 layout_deferred_objects. Move cleanup to separate function.
1181 (Plugin_manager::cleanup): New function.
1182 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1184 * plugin.h (Plugin_manager::finish): Rename as
1185 layout_deferred_objects.
1186 (Plugin_manager::cleanup): New function.
1187 (Plugin_manager::cleanup_done): New field.
1189 2008-12-23 Cary Coutant <ccoutant@google.com>
1191 * plugin.cc (is_visible_from_outside): New function.
1192 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1193 so we don't return "IR only" status for exported symbols or -r links.
1195 * testsuite/Makefile.am (plugin_test_3): New test case.
1196 * testsuite/Makefile.in: Regenerate.
1197 * testsuite/plugin_test_3.sh: New file.
1199 2008-12-22 Cary Coutant <ccoutant@google.com>
1201 * object.cc (Sized_relobj::layout_section): New function.
1202 (Sized_relobj::do_layout): Defer layout of input sections until after
1203 plugin has provided replacement files.
1204 (Sized_relobj::do_layout_deferred_sections): New function.
1205 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1206 (Relobj::layout_deferred_sections): New function.
1207 (Relobj::do_layout_deferred_sections): New function.
1208 (Sized_relobj::do_layout_deferred_sections): New function.
1209 (Sized_relobj::layout_section): New function.
1210 (Sized_relobj::Deferred_layout): New structure.
1211 (Sized_relobj::deferred_layout_): New field.
1212 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1213 Change all callers. Layout deferred sections.
1214 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1216 (Plugin_hook::run): Move code from do_plugin_hook inline.
1217 (Plugin_hook::do_plugin_hook): Remove.
1218 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1219 (Plugin_manager::finish): Renamed, was cleanup.
1220 (Plugin_manager::should_defer_layout): New function.
1221 (Plugin_manager::add_deferred_layout_object): New function.
1222 (Plugin_manager::Deferred_layout_list): New type.
1223 (Plugin_manager::deferred_layout_objects_): New field.
1224 (Plugin_hook::do_plugin_hook): Remove.
1226 2008-12-17 Ian Lance Taylor <iant@google.com>
1228 * options.h (class General_options): Add --no case for
1231 2008-12-16 Cary Coutant <ccoutant@google.com>
1233 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1235 (Plugin_manager::claim_file): Create plugin object even if
1236 plugin did not call the add_symbols callback.
1237 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1238 asking for more symbols than were added.
1239 * testsuite/Makefile.am (plugin_test_1): Add test case with
1241 (empty.syms): New target.
1242 * testsuite/Makefile.in: Regenerate.
1243 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1244 message. Don't call add_symbols if no globals.
1245 (all_symbols_read_hook): Don't provide replacement for empty
1248 2008-12-12 Ian Lance Taylor <iant@google.com>
1250 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1251 r_type == 0 for a local symbol with r_sym == 0.
1252 (scan_relocatable_relocs): Pass r_sym to
1253 local_non_section_strategy.
1254 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1257 * configure.ac: Update test for TLS descriptors: they are
1258 supported as of glibc 2.9.
1259 * configure: Rebuild.
1261 2008-12-11 Ian Lance Taylor <iant@google.com>
1264 * target-reloc.h (Default_scan_relocatable_relocs): For each
1265 function, map r_type == 0 to RELOC_DISCARD.
1267 2008-12-10 Cary Coutant <ccoutant@google.com>
1269 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1270 object to override a kept COMDAT group from a plugin object.
1272 2008-12-09 Ian Lance Taylor <iant@google.com>
1275 * yyscript.y (file_cmd): Handle INPUT.
1277 * testsuite/initpri1.c: Change all declarations to be full
1278 prototypes by adding void, to avoid compiler warnings.
1280 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1282 * options.cc (General_options::parse_plugin_opt): New.
1283 (General_options::add_plugin): The argument now is just the filename.
1284 (General_options::add_plugin_option): New.
1285 * options.h (plugin_opt): New.
1286 (add_plugin): Change argument name.
1287 (add_plugin_option): New.
1288 * plugin.cc (Plugin::load): Don't parse the plugin option.
1289 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1290 (Plugin::add_option): New.
1291 (Plugin::args_): Change type.
1292 (Plugin::filename_): New.
1293 (Plugin_manager::add_plugin_option): New.
1294 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1295 * testsuite/Makefile.in: Regenerate.
1297 2008-12-05 Cary Coutant <ccoutant@google.com>
1299 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1300 Handle --strip-lto-sections option.
1301 * options.h (strip_lto_sections): New option.
1303 2008-12-01 Cary Coutant <ccoutant@google.com>
1305 * plugin.cc (ld_plugin_message): Change format parameter to const.
1306 Fix mismatch between new[] and delete.
1308 2008-11-14 Cary Coutant <ccoutant@google.com>
1310 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1313 2008-11-05 Craig Silverstein <csilvers@google.com>
1315 * options.cc (General_options::parse_dynamic_list): New function.
1316 * options.h (General_options): New flags dynamic_list,
1317 dynamic_list_data, dynamic_list_cpp_new, and
1318 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1319 (General_options::in_dynamic_list): New function.
1320 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1321 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1322 (Lex::can_continue_name): Likewise.
1324 (read_script_file): New parameter script_options.
1325 (read_dynamic_list): New function.
1326 (Script_options::define_dynamic_list): New function.
1327 (dynamic_list_keyword_parsecodes): New variable.
1328 (dynamic_list_keywords): New variable.
1329 * script.h (Script_options::define_dynamic_list): New function
1331 (read_dynamic_list): New function prototype.
1332 * symtab.cc (strprefix): New macro.
1333 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1334 dynamic_list_data, dynamic_list_cpp_new, and
1335 dynamic_list_cpp_typeinfo.
1336 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1337 (dynamic_list_expr): New rule.
1338 (dynamic_list_nodes): Likewise.
1339 (dynamic_list_node): Likewise.
1340 * testsuite/Makefile.am (dynamic_list): New test.
1341 * testsuite/Makefile.in: Regenerated.
1342 * testsuite/dynamic_list.t: New file.
1343 * testsuite/dynamic_list.sh: New file.
1345 2008-11-05 Craig Silverstein <csilvers@google.com>
1347 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1348 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1349 (t11_last): Likewise.
1350 * testsuite/ver_test_6.c (main): Likewise.
1352 2008-10-07 Cary Coutant <ccoutant@google.com>
1354 * options.c (General_options::finalize): Add check for -static and
1356 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1359 2008-10-02 Cary Coutant <ccoutant@google.com>
1361 * plugin.cc (make_sized_plugin_object): Fix conditional
1362 compilation to work when not all targets are enabled.
1364 2008-09-29 Cary Coutant <ccoutant@google.com>
1366 * archive.cc (Archive::get_file_and_offset): Use filename instead
1367 of name to get library path.
1368 (Archive::include_member): Unlock external member of a thin archive.
1370 * testsuite/Makefile.am (TEST_AR): New variable.
1371 (thin_archive_test_1): New test.
1372 (thin_archive_test_2): New test.
1373 * testsuite/Makefile.in: Regenerate.
1374 * testsuite/thin_archive_main.cc: New file.
1375 * testsuite/thin_archive_test_1.cc: New file.
1376 * testsuite/thin_archive_test_2.cc: New file.
1377 * testsuite/thin_archive_test_3.cc: New file.
1378 * testsuite/thin_archive_test_4.cc: New file.
1380 2008-09-29 Cary Coutant <ccoutant@google.com>
1382 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1383 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1385 (Sized_relobj::do_finalize_local_symbols): Likewise.
1386 (Sized_relobj::map_to_kept_section): Likewise.
1387 * object.h (Sized_relobj::invalid_address): New constant.
1388 (Sized_relobj::do_output_section_offset): Check for invalid_address
1390 * output.cc (Output_reloc::local_section_offset): Use constant
1391 invalid_address instead of -1U.
1392 (Output_reloc::get_address): Likewise.
1393 (Output_section::output_address): Change -1U to -1ULL.
1394 * output.h (Output_reloc::invalid_address): New constant.
1395 * reloc.cc (Sized_relobj::write_sections): Use constant
1396 invalid_address instead of -1U.
1397 (Sized_relobj::relocate_sections): Likewise.
1398 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1399 values for merge sections.
1400 * target-reloc.h (relocate_for_relocatable): Use constant
1401 invalid_address instead of -1U.
1403 2008-09-19 Cary Coutant <ccoutant@google.com>
1405 Add plugin functionality for link-time optimization (LTO).
1406 * configure.ac (plugins): Add --enable-plugins option.
1407 * configure: Regenerate.
1408 * config.in: Regenerate.
1409 * Makefile.am (LIBDL): New variable.
1410 (CCFILES): Add plugin.cc.
1411 (HFILES): Add plugin.h.
1412 (ldadd_var): Add LIBDL.
1413 * Makefile.in: Regenerate.
1415 * archive.cc: Include "plugin.h".
1416 (Archive::setup): Don't preread archive symbols when using a plugin.
1417 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1418 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1420 (Archive::include_member): Add symbols from plugin objects.
1421 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1422 * descriptors.cc (Descriptors::open): Check for file descriptors
1423 abandoned by plugins.
1424 (Descriptors::claim_for_plugin): New function.
1425 * descriptors.h (Descriptors::claim_for_plugin): New function.
1426 (Open_descriptor::is_claimed): New field.
1427 (claim_descriptor_for_plugin): New function.
1428 * fileread.cc (File_read::claim_for_plugin): New function.
1429 * fileread.h (File_read::claim_for_plugin): New function.
1430 (File_read::descriptor): New function.
1431 * gold.cc: Include "plugin.h".
1432 (queue_initial_tasks): Add task to call plugin hooks for generating
1434 * main.cc: Include "plugin.h".
1435 (main): Load plugin libraries.
1436 * object.h (Pluginobj): Declare.
1437 (Object::pluginobj): New function.
1438 (Object::do_pluginobj): New function.
1439 (Object::set_target): New function.
1440 * options.cc: Include "plugin.h".
1441 (General_options::parse_plugin): New function.
1442 (General_options::General_options): Initialize plugins_ field.
1443 (General_options::add_plugin): New function.
1444 * options.h (Plugin_manager): Declare.
1445 (General_options): Add --plugin option.
1446 (General_options::has_plugins): New function.
1447 (General_options::plugins): New function.
1448 (General_options::add_plugin): New function.
1449 (General_options::plugins_): New field.
1450 * plugin.cc: New file.
1451 * plugin.h: New file.
1452 * readsyms.cc: Include "plugin.h".
1453 (Read_symbols::do_read_symbols): Check for archive before checking
1454 for ELF file. Call plugin hooks to claim files.
1455 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1456 from a real object file; force override when processing replacement
1458 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1459 (Symbol::init_base_object): Likewise.
1460 (Symbol::init_base_output_data): Likewise.
1461 (Symbol::init_base_output_segment): Likewise.
1462 (Symbol::init_base_constant): Likewise.
1463 (Symbol::init_base_undefined): Likewise.
1464 (Symbol::output_section): Assert that object is not a plugin.
1465 (Symbol_table::add_from_pluginobj): New function.
1466 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1468 (Symbol_table::sized_write_globals): Likewise.
1469 (Symbol_table::add_from_pluginobj): Instantiate template.
1470 * symtab.h (Sized_pluginobj): Declare.
1471 (Symbol::in_real_elf): New function.
1472 (Symbol::set_in_real_elf): New function.
1473 (Symbol::in_real_elf_): New field.
1474 (Symbol_table::add_from_pluginobj): New function.
1476 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1477 (LIBDL): New variable.
1479 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1480 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1481 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1482 (MOSTLYCLEANFILES): Likewise.
1483 * testsuite/Makefile.in: Regenerate.
1484 * testsuite/plugin_test.c: New file.
1485 * testsuite/plugin_test_1.sh: New file.
1486 * testsuite/plugin_test_2.sh: New file.
1488 2008-09-16 Ian Lance Taylor <iant@google.com>
1490 * target-reloc.h (relocate_section): Check whether a symbol is
1491 defined by the ABI before reporting an undefined symbol error.
1492 * target.h (Target::is_defined_by_abi): Make parameter const.
1493 (Target::do_is_defined_by_abi): Likewise.
1494 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1495 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1496 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1497 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1498 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1499 * testsuite/Makefile.in: Rebuild.
1501 * fileread.cc (make_view): Add casts to avoid warning.
1503 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1505 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1506 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1508 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1510 * options.h (General_options::output_is_executable): New.
1511 (General_options::output_is_pie): New.
1512 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1513 for shared libraries.
1514 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1516 2008-09-11 Chris Demetriou <cgd@google.com>
1518 * options.h (origin): New -z option.
1519 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1520 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1523 2008-09-05 Cary Coutant <ccoutant@google.com>
1525 * fileread.cc (File_read::make_view): Add check for attempt to map
1528 2008-09-05 Cary Coutant <ccoutant@google.com>
1530 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1531 explicit instantiations.
1533 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1536 * options.cc (General_options::finalize): Allow undefined symbols
1537 in shlibs if linking -shared.
1540 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1541 symbols as not needing a dynsym entry.
1543 2008-08-20 Craig Silverstein <csilvers@google.com>
1545 * fileread.cc (File_read::open): Do not lock the file unless it
1546 was successfully opened.
1548 2008-08-14 Cary Coutant <ccoutant@google.com>
1550 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1551 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1552 * testsuite/tls_test.cc (struct int128): 128-bit struct
1553 for testing TLS relocs with non-zero addend.
1554 (v12): New TLS variable.
1556 (t_last): Add check for v12.
1557 * testsuite/tls_test.h (t12): New function.
1558 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1560 2008-08-13 Ian Lance Taylor <iant@google.com>
1562 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1563 set tls_segment_ or relro_segment_.
1564 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1566 * output.h (Output_section::clear_is_relro): New function.
1567 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1568 sections specially even when output_data_ is empty.
1569 (Output_segment::maximum_alignment): When first section is relro,
1570 only force alignment for PT_LOAD segments.
1571 * script.cc (script_data_segment_align): New function.
1572 (script_data_segment_relro_end): New function.
1573 * script-c.h (script_data_segment_align): Declare.
1574 (script_data_segment_relro_end): Declare.
1575 * script-sections.h (class Script_sections): Declare
1576 data_segment_align and data_segment_relro_end. Add fields
1577 segment_align_index_ and saw_relro_end_.
1578 * script-sections.cc (class Sections_element): Add set_is_relro
1579 virtual function. Add new bool* parameter to place_orphan_here.
1580 Add get_output_section virtual function.
1581 (class Output_section_definition): Add set_is_relro. Add new
1582 bool* parameter to place_orphan_here. Add get_output_section.
1583 Add is_relro_ field.
1584 (Output_section_definition::Output_section_definition): Initialize
1585 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1586 and is_relro_ fields.
1587 (Output_section_definition::place_orphan_here): Add is_relro
1589 (Output_section_definition::set_section_addresses): Set relro for
1591 (Output_section_definition::alternate_constraint): Likewise.
1592 (class Orphan_output_section): Add new bool* parameter to
1593 place_orphan_here. Add get_output_section.
1594 (Orphan_output_section::place_orphan_here): Add is_relro
1596 (Script_sections::Script_sections): Initialize
1597 data_segment_align_index_ and saw_relro_end_.
1598 (Script_sections::data_segment_align): New function.
1599 (Script_sections::data_segment_relro_end): New function.
1600 (Script_sections::place_orphan): Set or clear is_relro.
1601 (Script_sections::set_section_addresses): Force alignment of first
1603 * yyscript.y (exp): Call script_data_segment_align and
1604 script_data_segment_relro_end.
1605 * testsuite/relro_script_test.t: New file.
1606 * testsuite/relro_test.cc (using_script): Declare.
1607 (t1, t2): Test using_script.
1608 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1609 (relro_script_test_SOURCES): Define.
1610 (relro_script_test_DEPENDENCIES): Define.
1611 (relro_script_test_LDFLAGS): Define.
1612 (relro_script_test_LDADD): Define.
1613 (relro_script_test.so): New target.
1614 * testsuite/Makefile.in: Rebuild.
1616 2008-08-06 Cary Coutant <ccoutant@google.com>
1618 * archive.cc (Archive::total_archives, Archive::total_members)
1619 (Archive::total_members_loaded): New variables.
1620 (Archive::setup): Add parameter. Add option to preread
1622 (Archive::read_armap): Add counter.
1623 (Archive::get_file_and_offset): New function.
1624 (Archive::get_elf_object_for_member): New function.
1625 (Archive::read_all_symbols): New function.
1626 (Archive::read_symbols): New function.
1627 (Archive::add_symbols): Add counters.
1628 (Archive::include_all_members): Use armap to find members if it's
1630 (Archive::include_member): Skip reading symbols if already read.
1631 Factored code into Archive::get_file_and_offset and
1632 Archive::get_elf_object_for_member. Changed call to
1633 Mapfile::report_include_archive_member.
1634 (Archive::print_stats): New function.
1635 * archive.h: Declare Object and Read_symbols_data classes.
1636 (Archive::Archive): Add initializers for new members.
1637 (Archive::setup): Add parameter.
1638 (Archive::print_stats): New function.
1639 (Archive::total_archives, Archive::total_members)
1640 (Archive::total_members_loaded): New variables.
1641 (Archive::get_file_and_offset): New function.
1642 (Archive::get_elf_object_for_member): New function.
1643 (Archive::read_all_symbols): New function.
1644 (Archive::read_symbols): New function.
1645 (Archive::Archive_member): New class.
1646 (Archive::members_): New member.
1647 (Archive::num_members_): New member.
1648 * main.cc: Include archive.h.
1649 (main): Call Archive::print_stats.
1650 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1651 archive parameter; member_name is now the fully-decorated name.
1652 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1653 * options.h: (General_options): Add --preread-archive-symbols option.
1654 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1657 2008-08-04 Ian Lance Taylor <iant@google.com>
1659 * symtab.h (Symbol::use_plt_offset): New function.
1660 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1661 * powerpc.cc (Relocate::relocate): Likewise.
1662 * sparc.cc (Relocate::relocate): Likewise.
1663 * x86_64.cc (Relocate::relocate): Likewise.
1664 * testsuite/weak_plt.sh: New test.
1665 * testsuite/weak_plt_main.cc: New test.
1666 * testsuite/weak_plt_shared.cc: New test.
1667 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1668 (check_PROGRAMS): Add weak_plt.
1669 (check_DATA): Add weak_plt_shared.so.
1670 (weak_plt_main_pic.o, weak_plt): New targets.
1671 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1672 * testsuite/Makefile.in: Rebuild.
1674 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1676 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1677 * testsuite/Makefile.in: Rebuild.
1679 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1681 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1682 * Makefile.in: Regenerate.
1683 * po/POTFILES.in: Regenerate.
1685 2008-07-29 Ian Lance Taylor <iant@google.com>
1687 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1688 symbols before other symbols.
1689 * testsuite/script_test_2.cc (test_addr): Declare.
1690 (test_addr_alias): Declare.
1691 (main): Check that test_addr and test_addr_alias have the right
1693 * testsuite/script_test_2.t: Define test_addr_alias and
1696 2008-07-24 Ian Lance Taylor <iant@google.com>
1699 * descriptors.cc: New file.
1700 * descriptors.h: New file.
1701 * gold-threads.h (class Hold_optional_lock): New class.
1702 * fileread.cc: Include "descriptors.h".
1703 (File_read::~File_read): Release descriptor rather than closing
1705 (File_read::open) [file]: Call open_descriptor rather than open.
1706 Set is_descriptor_opened_.
1707 (File_read::open) [memory]: Assert that descriptor is not open.
1708 (File_read::reopen_descriptor): New function.
1709 (File_read::release): Release descriptor.
1710 (File_read::do_read): Make non-const. Reopen descriptor.
1711 (File_read::read): Make non-const.
1712 (File_read::make_view): Reopen descriptor.
1713 (File_read::do_readv): Likewise.
1714 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1715 Update declarations.
1716 * layout.cc: Include "descriptors.h".
1717 (Layout::create_build_id): Use open_descriptor rather than open.
1718 * output.cc: Include "descriptors.h".
1719 (Output_file::open): Use open_descriptor rather than open.
1720 * archive.cc (Archive::const_iterator): Change Archive to be
1722 (Archive::begin, Archive::end): Make non-const.
1723 (Archive::count_members): Likewise.
1724 * archive.h (class Archive): Update declarations.
1725 * object.h (Object::read): Make non-const.
1726 * Makefile.am (CCFILES): Add descriptors.cc.
1727 (HFILES): Add descriptors.h.
1728 * Makefile.in: Rebuild.
1731 * gold.h: Always include <clocale>. Add Solaris workarounds
1732 following code in binutils/sysdep.h.
1735 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1736 this->eh_frame_hdr_ is NULL before using it.
1738 * dynobj.cc (Versions::Versions): Update comment.
1740 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1741 the base version name.
1743 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1744 array size plus one.
1745 (Stringpool_template::set_string_offsets): Subtract one from key
1746 before using it as an array index.
1747 (Stringpool_template::get_offset_with_length): Likewise.
1748 (Stringpool_template::write_to_buffer): Likewise.
1749 * stringpool.h (Stringpool_template::get_offset_from_key):
1752 2008-07-23 Ian Lance Taylor <iant@google.com>
1755 * object.h (Merged_symbol_value::value): Do our best to handle a
1759 * script.cc (Version_script_info::get_versions): Don't add empty
1760 version tag to return value.
1761 (Version_script_info::get_symbol_version_helper): Change return
1762 type to bool. Add pversion parameter. Change all callers.
1763 (script_register_vers_node): Don't require a non-NULL tag.
1764 * script.h (class Version_script_info): Update declarations.
1765 (Version_script_info::get_symbol_version): Change return type to
1766 bool. Add version parameter. Change all callers.
1767 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1768 handling. Handle an empty version from a version script.
1769 (Symbol_table::define_special_symbol): Likewise.
1770 * testsuite/ver_test_10.script: New file.
1771 * testsuite/ver_test_10.sh: New file.
1772 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1773 (check_DATA): Add ver_test_10.syms.
1774 (ver_test_10.syms, ver_test_10.so): New target.
1775 * testsuite/Makefile.in: Rebuild.
1777 2008-07-23 Simon Baldwin <simonb@google.com>
1779 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1780 to zero for undefined symbols from dynamic libraries.
1782 2008-07-23 Ian Lance Taylor <iant@google.com>
1784 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1786 * symtab.h (class Symbol_table): Update declaration.
1787 * testsuite/ver_test_9.cc: New file.
1788 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1789 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1790 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1791 (ver_test_9.so, ver_test_9.o): New targets.
1792 * testsuite/Makefile.in: Rebuild.
1794 2008-07-22 Ian Lance Taylor <iant@google.com>
1796 * options.h (class General_options): Define --check-sections.
1797 * layout.cc (Layout::set_segment_offsets): Handle
1800 * options.h (class General_options): Define -n/--nmagic and
1802 * options.cc (General_options::finalize): For -n/--nmagic or
1803 -N/--omagic, set -static.
1804 * layout.cc (Layout::attach_allocated_section_to_segment): If
1805 -N/--omagic, don't put read-only and read-write sections in
1807 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1808 finding a read-only segment.
1809 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1810 don't set the minimum segment alignment to the common page size,
1811 and don't set the file offset to the address modulo the page size.
1812 * script-sections.cc (Script_sections::create_segments): If
1813 -n/--omagic, don't put read-only and read-write sections in
1816 * cref.cc: New file.
1818 * options.h (class General_options): Add --print-symbol-counts.
1819 * main.cc (main): Issue defined symbol report if requested.
1820 * archive.cc (Archive::interpret_header): Make into a const member
1822 (Archive::add_symbols): Call Input_objects::archive_start and
1824 (Archive::const_iterator): Define new class.
1825 (Archive::begin, Archive::end): New functions.
1826 (Archive::include_all_members): Rewrite to use iterator.
1827 (Archive::count_members): New function.
1828 * archive.h (class Archive): Update declarations.
1829 (Archive::filename): New function.
1830 * object.cc: Include "cref.h".
1831 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1832 (Sized_relobj::do_get_global_symbol_counts): New function.
1833 (Input_objects::add_object): Add object to cross-referencer.
1834 (Input_objects::archive_start): New function.
1835 (Input_objects::archive_stop): New function.
1836 (Input_objects::print_symbol_counts): New function.
1837 * object.h: Declare Cref and Archive.
1838 (Object::get_global_symbol_counts): New function.
1839 (Object::do_get_global_symbol_counts): New pure virtual function.
1840 (class Sized_relobj): Add defined_count_ field. Update
1842 (class Input_objects): Add cref_ field. Update constructor.
1843 Update declarations.
1844 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1846 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1848 (Sized_dynobj::do_get_global_symbol_counts): New function.
1849 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1850 defined_count_. Update declarations. Define Symbols typedef.
1851 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1852 parameter. Change all callers.
1853 (Symbol_table::add_from_dynobj): Add sympointers and defined
1854 parameters. Change all callers.
1855 * symtab.h (class Symbol_table): Update declarations.
1856 * Makefile.am (CCFILES): Add cref.cc.
1857 (HFILES): Add cref.h.
1858 * Makefile.in: Rebuild.
1860 2008-07-22 Simon Baldwin <simonb@google.com>
1862 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1863 to zero when writing undefined symbols.
1865 2008-07-22 Ian Lance Taylor <iant@google.com>
1867 * output.cc (Output_section::add_input_section): Don't try to
1868 merge empty merge sections.
1870 2008-07-21 Craig Silverstein <csilvers@google.com>
1872 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1873 Include symbol version in error message.
1875 2008-07-20 Chris Demetriou <cgd@google.com>
1877 * configure.ac (gold_cv_c_random_seed): New configured variable.
1878 (RANDOM_SEED_CFLAGS): New substituted variable.
1879 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1880 * configure: Rebuild.
1881 * Makefile.in: Likewise.
1882 * testsuite/Makefile.in: Likewise.
1884 2008-07-18 Ian Lance Taylor <iant@google.com>
1886 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1887 where we see NAME/NULL and NAME/VERSION as separate symbols.
1888 * testsuite/ver_test_main.cc (main): Call t4.
1889 (t4, t4_2a): Define.
1890 * testsuite/ver_test_2.cc (t4_2): Define.
1891 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1892 * testsuite/ver_test_4.cc (t4_2a): Define.
1893 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1894 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1896 2008-07-17 Ian Lance Taylor <iant@google.com>
1898 * dynobj.cc (Versions::add_def): If we give an error about a
1899 missing version, go ahead and create the version anyhow.
1901 2008-07-10 Ian Lance Taylor <iant@google.com>
1903 Handle output sections with more than 0x7fffffff bytes.
1904 * object.h (class Relobj): Change map_to_output_ to
1905 output_sections_, and just keep a section pointer. Change all
1906 uses. Move comdat group support to Sized_relobj.
1907 (Relobj::is_section_specially_mapped): Remove.
1908 (Relobj::output_section): Remove poff parameter. Change all
1910 (Relobj::output_section_offset): New function.
1911 (Relobj::set_section_offset): Rewrite.
1912 (Relobj::map_to_output): Remove.
1913 (Relobj::output_sections): New function.
1914 (Relobj::do_output_section_offset): New pure virtual function.
1915 (Relobj::do_set_section_offset): Likewise.
1916 (class Sized_relobj): Add section_offsets_ field. Add comdat
1917 group support from Relobj. Update declarations.
1918 (Sized_relobj::get_output_section_offset): New function.
1919 (Sized_relobj::do_output_section_offset): New function.
1920 (Sized_relobj::do_set_section_offset): New function.
1921 * object.cc (Relobj::output_section_address): Remove.
1922 (Sized_relobj::Sized_relobj): Initialize new fields.
1923 (Sized_relobj::include_section_group): Cast find_kept_object to
1925 (Sized_relobj::include_linkonce_section): Likewise.
1926 (Sized_relobj::do_layout): Use separate arrays for output section
1928 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1930 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1931 output_sections and section_offsets.
1932 (Sized_relobj::write_local_symbols): Likewise.
1933 (map_to_kept_section): Compute output address directly.
1934 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1935 output_sections and section_offsets.
1936 (Sized_relobj::write_sections): Likewise.
1937 (Sized_relobj::relocate_sections): Likewise.
1938 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1939 * output.h (class Output_reloc): Update declarations. Change
1940 u2_.relobj to Sized_relobj*.
1941 (class Output_data_reloc): Change add functions to use
1943 * output.cc (Output_reloc::Output_reloc): Change relobj to
1945 (Output_reloc::local_section_offset): Change return type to
1946 Elf_Addr. Use get_output_section_offset.
1947 (Output_reloc::get_address): Likewise.
1948 (Output_section::is_input_address_mapped): Don't call
1949 is_section_specially_mapped.
1950 (Output_section::output_offset): Likewise.
1951 (Output_section::output_address): Likewise.
1952 (Output_section::starting_output_address): Likewise.
1953 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1954 parameter to Sized_relobj*.
1955 (Copy_relocs::need_copy_reloc): Likewise.
1956 (Copy_relocs::save): Likewise.
1957 * copy-relocs.h (class Copy_relocs): Update declarations.
1958 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1959 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1960 * target-reloc.h (relocate_for_relocatable): Change
1961 offset_in_output_section type to Elf_Addr. Change code that uses
1963 * layout.cc (Layout::layout): Always set *off.
1964 * mapfile.cc (Mapfile::print_input_section): Use
1965 output_section_offset.
1966 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1968 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1969 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1970 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1972 2008-07-03 Ian Lance Taylor <iant@google.com>
1974 * layout.cc (Layout::include_section): Do not discard unrecognized
1975 SHT_STRTAB sections.
1977 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1979 * script.cc (Lex::can_continue_name): Make '?' allowable in
1980 version-script names.
1981 * testsuite/version_script.map: Change glob pattern to use '?'
1983 2008-06-30 Manish Singh <yosh@gimp.org>
1986 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1989 2008-06-30 Ian Lance Taylor <iant@google.com>
1993 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1994 versions]: Don't try to read the value in the contents, since we
1995 don't use it. Use the template endianness when writing.
1997 2008-06-25 Cary Coutant <ccoutant@google.com>
1999 * fileread.cc (File_read::make_view): Assert on zero-length view.
2000 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2001 symbol table when there are no symbols to read.
2003 2008-06-23 Craig Silverstein <csilvers@google.com>
2005 * version.cc (version_string): Bump to 1.7
2007 2008-06-18 Craig Silverstein <csilvers@google.com>
2009 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2010 constant 0xFFFF to type Valtype.
2011 (Powerpc_relocate_functions::rel16_ha): Likewise.
2013 2008-06-17 Ian Lance Taylor <iant@google.com>
2015 * output.h (Output_section::Input_section): Initialize p2align_ to
2016 zero for Output_section_data constructors.
2017 (Output_section::Input_section::addralign): If not an input
2018 section, return the alignment of the Output_section_data.
2019 * testsuite/copy_test.cc: New file.
2020 * testsuite/copy_test_1.cc: New file.
2021 * testsuite/copy_test_2.cc: New file.
2022 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2023 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2024 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2025 (copy_test_1_pic.o, copy_test_1.so): New targets.
2026 (copy_test_2_pic.o, copy_test_2.so): New targets.
2027 * testsuite/Makefile.in: Rebuild.
2029 * script-sections.cc (Script_sections::place_orphan): Initialize
2030 local variable exact.
2032 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2034 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2036 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2037 David S. Miller <davem@davemloft.net>
2039 * powerpc.cc: New file.
2040 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2041 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2042 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2043 * Makefile.in: Rebuild.
2045 2008-06-09 Ian Lance Taylor <iant@google.com>
2047 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2049 (throwing, orig_terminate): New static variables.
2050 (terminate_handler): New static function.
2051 (t2): Set terminate handler.
2053 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2056 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2059 2008-05-30 Cary Coutant <ccoutant@google.com>
2061 * archive.cc (Archive::include_all_members) Correct to step
2062 over symbol table and extended name table in thin archives.
2064 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2067 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2070 2008-05-28 Caleb Howe <cshowe@google.com>
2072 * reduced_debug_output.cc: New file.
2073 * reduced_debug_output.h: New file.
2074 * options.h (class General_options): Add --strip-debug-non-line.
2075 * options.cc (General_options::finalize): Add strip_debug_non_line
2076 to the strip heirarchy.
2077 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2079 * layout.cc: Include "reduced_debug_output.h".
2080 (Layout::Layout): Initialize new fields.
2081 (line_only_debug_sections): New static array.
2082 (is_lines_only_debug_sections): New static inline function.
2083 (Layout::include_section): Handle --strip-debug-non-line.
2084 (Layout::make_output_section): If --strip-debug-non-line, build
2085 new output sections for .debug_abbrev and .debug_info.
2086 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2087 gold. Warn about possible overflow.
2088 (read_signed_LEB_128): Likewise.
2089 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2090 (read_signed_LEB_128): Declare.
2091 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2092 (HFILES): Add reduced_debug_output.h.
2093 * Makefile.in: Rebuild.
2095 2008-05-21 Ian Lance Taylor <iant@google.com>
2097 * mapfile.cc: New file.
2098 * mapfile.h: New file.
2099 * options.h (class General_options): Add -M/--print-map and -Map.
2100 * options.cc (General_options::finalize): Make -M equivalent to
2102 * main.cc: Include <cstdio> and "mapfile.h".
2103 (main): Open mapfile if requested.
2104 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2105 constructor. Change caller.
2106 (queue_initial_tasks): Add mapfile parameter. Change caller.
2107 (queue_middle_tasks): Likewise.
2108 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2110 * archive.cc: Include "mapfile.h".
2111 (Archive::add_symbols): Add mapfile parameter. Change all
2112 callers. Pass mapfile, symbol, and reason to include_member.
2113 (Archive::include_all_members): Add mapfile parameter. Change all
2115 (Archive::include_member): Add mapfile, sym, and why parameters.
2116 Change all callers. Report inclusion to map file.
2117 * archive.h: Include "fileread.h".
2118 (class Archive): Update declarations.
2119 (Archive::file): New const method.
2120 (class Add_archive_symbols): Add mapfile_ field. Update
2121 constructor. Change all callers.
2122 * readsyms.h (class Read_symbols): Likewise.
2123 (class Finish_group): Likewise.
2124 (class Read_script): Likewise.
2125 * common.cc: Include "mapfile.h".
2126 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2128 (Symbol_table::do_allocate_commons): Likewise.
2129 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2130 symbol allocation to mapfile.
2131 * common.h (class Allocate_commons_task): Add mapfile_ field.
2132 Update constructor. Change all callers.
2133 * symtab.h (class Symbol_table): Update declarations.
2134 * layout.cc: Include "mapfile.h".
2135 (Layout_task_runner::run): Print information to mapfile.
2136 (Layout::create_gold_note): Change Output_data_fixed_space to
2137 Output_data_zero_fill.
2138 (Layout::create_build_id): Likewise.
2139 (Layout::print_to_mapfile): New function.
2140 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2141 constructor. Change caller.
2142 (class Layout): Declare print_to_mapfile.
2143 * output.cc (Output_section::Input_section::print_to_mapfile): New
2145 (Output_section::add_input_section): If producing a map, always
2146 add to input_sections_ list.
2147 (Output_section::do_print_to_mapfile): New function.
2148 (Output_segment::print_sections_to_mapfile): New function.
2149 (Output_segment::print_section_list_to_mapfile): New function.
2150 * output.h: Include "mapfile.h".
2151 (Output_data::print_to_mapfile): New function.
2152 (Output_data::do_print_to_mapfile): New virtual function.
2153 (Output_segment_headers::do_print_to_mapfile): New function.
2154 (Output_file_header::do_print_to_mapfile): New function.
2155 (Output_data_const::do_print_to_mapfile): New function.
2156 (class Output_data_const_buffer): Add map_name_ field. Update
2157 constructor. Change all callers. Add do_print_to_mapfile
2159 (class Output_data_fixed_space): Likewise.
2160 (class Output_data_space): Likewise.
2161 (class Output_data_zero_fill): New class.
2162 (Output_data_strtab::do_print_to_mapfile): New function.
2163 (Output_data_reloc_base::do_print_to_mapfile): New function.
2164 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2165 (Output_data_group::do_print_to_mapfile): New function.
2166 (Output_data_got::do_print_to_mapfile): New function.
2167 (Output_data_dynamic::do_print_to_mapfile): New function.
2168 (Output_symtab_xindex::do_print_to_mapfile): New function.
2169 (class Output_section): Declare do_print_to_mapflie. Declare
2170 print_to_mapfile in Input_section.
2171 (class Output_segment): Declare new functions.
2172 * object.h (Sized_relobj::symbol_count): New function.
2173 * script-sections.cc
2174 (Output_section_element_dot_assignment::set_section_addresses):
2175 Change Output_data_fixed_space to Output_data_zero_fill.
2176 (Output_data_expression::do_print_to_mapfile): New function.
2177 * script.cc (read_input_script): Add mapfile parameter. Change
2179 * script.h (read_input_script): Update declaration.
2180 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2181 (Eh_frame::do_print_to_mapfile): New function.
2182 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2183 (Output_merge_string::do_print_to_mapfile): New function.
2184 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2186 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2188 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2190 * Makefile.am (CCFILES): Add mapfile.cc.
2191 (HFILES): Add mapfile.h.
2192 * Makefile.in: Rebuild.
2194 2008-05-19 Ian Lance Taylor <iant@google.com>
2196 * options.h (class General_options): Add -z relro.
2197 * layout.cc (Layout::Layout): Initialize relro_segment_.
2198 (Layout::add_output_section_data): Return the output section.
2199 (Layout::make_output_section): Rcognize relro sections and mark
2201 (Layout::attach_allocated_section_to_segment): Put relro sections
2202 in a PT_GNU_RELRO segment.
2203 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2205 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2207 (Layout::linkonce_mapping): Map d.rel.ro.local to
2209 (Layout::output_section_name): Us .data.rel.ro.local for any
2210 section which begins with that.
2211 * layout.h (class Layout): Update add_output_section_data
2212 declaration. Add relro_segment_ field.
2213 * output.cc (Output_section::Output_section): Initialize is_relro_
2214 and is_relro_local_ fields.
2215 (Output_segment::add_output_section): Group relro sections.
2216 (Output_segment::is_first_section_relro): New function.
2217 (Output_segment::maximum_alignment): If there is a relro section,
2218 align the segment to the common page size.
2219 (Output_segment::set_section_addresses): Track whether we are
2220 looking at relro sections. If the last section is a relro
2221 section, align to the common page size.
2222 (Output_segment::set_section_list_addresses): Add in_relro
2223 parameter. Change all callers. Align to the page size when
2224 moving from relro to non-relro section.
2225 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2227 * output.h (class Output_section): Add is_relro_ and
2228 is_relro_local_ fields.
2229 (Output_section::is_relro): New function.
2230 (Output_section::set_is_relro): New function.
2231 (Output_section::is_relro_local): New function.
2232 (Output_section::set_is_relro_local): New function.
2233 (class Output_segment): Update declarations.
2234 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2235 * sparc.cc (Target_sparc::got_section): Likewise.
2236 * x86_64.cc (Target_x86_64::got_section): Likewise.
2237 * testsuite/relro_test_main.cc: New file.
2238 * testsuite/relro_test.cc: New file.
2239 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2240 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2241 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2242 (relro_test.so, relro_test_pic.o): New targets.
2243 * testsuite/Makefile.in: Rebuild.
2245 2008-05-16 Ian Lance Taylor <iant@google.com>
2247 * output.cc (Output_segment::add_output_section): Remove front
2249 * output.h (class Output_segment): Remove
2250 add_initial_output_section and overloaded add_output_section.
2251 Update declaration of remaining add_output_section.
2252 * layout.cc (Layout::create_interp): Call add_output_section
2253 rather than add_initial_output_section.
2254 (Layout::finish_dynamic_section): Likewise.
2256 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2257 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2258 know the dynamic type.
2259 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2260 field. Initialize it in constructor.
2261 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2262 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2263 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2266 * output.cc (Output_reloc::get_address): Change return type to
2268 * output.h (class Output_reloc): Update get_address declaration.
2269 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2270 for section addresses.
2272 2008-05-09 Ian Lance Taylor <iant@google.com>
2275 * gold.cc (gold_nomem): Use return value of write.
2277 2008-05-08 Ian Lance Taylor <iant@google.com>
2279 * symtab.c (Symbol::init_base_output_data): Add version
2280 parameter. Change all callers.
2281 (Symbol::init_base_output_segment): Likewise.
2282 (Symbol::init_base_constant): Likewise.
2283 (Symbol::init_base_undefined): Likewise.
2284 (Sized_symbol::init_output_data): Likewise.
2285 (Sized_symbol::init_output_segment): Likewise.
2286 (Sized_symbol::init_constant): Likewise.
2287 (Sized_symbol::init_undefined): Likewise.
2288 (Symbol_table::do_define_in_output_data): If the new symbol has a
2289 version, mark it as the default.
2290 (Symbol_table::do_define_in_output_segment): Likewise.
2291 (Symbol_table::do_define_as_constant): Likewise.
2292 * symtab.h (class Symbol): Update declarations.
2293 (class Sized_symbol): Likewise.
2294 * resolve.cc (Symbol::override_version): New function.
2295 (Symbol::override_base): Call override_version.
2296 (Symbol::override_base_with_special): Likewise.
2297 * testsuite/ver_script_8.script: New file.
2298 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2299 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2300 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2301 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2303 2008-05-06 Ian Lance Taylor <iant@google.com>
2306 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2308 (class General_options): Remove existing --undefined, and add
2309 --no-undefined instead. Add new --undefined as synonym for -u.
2310 * archive.cc (Archive::add_symbols): Check whether symbol was
2312 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2313 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2314 all uses. Add IS_UNDEFINED. Update declarations to split
2315 different versions of init_base. Declare init_base_undefined.
2316 (Symbol::is_defined): Handle IS_UNDEFINED.
2317 (Symbol::is_undefined): Likewise.
2318 (Symbol::is_weak_undefined): Call is_undefined.
2319 (Symbol::is_absolute): Handle IS_CONSTANT.
2320 (class Sized_symbol): Update declarations to split different
2321 versions of init. Declare init_undefined.
2322 (class Symbol_table): Declare new functions.
2323 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2325 (Symbol::init_base_output_data): Likewise.
2326 (Symbol::init_base_output_segment): Likewise.
2327 (Symbol::init_base_constant): Likewise.
2328 (Symbol::init_base_undefined): New function.
2329 (Sized_symbol::init_object): Rename from init. Change all
2331 (Sized_symbol::init_output_data): Likewise.
2332 (Sized_symbol::init_output_segment): Likewise.
2333 (Sized_symbol::init_constant): Likewise.
2334 (Sized_symbol::init_undefined): New function.
2335 (Symbol_table::add_undefined_symbols_from_command_line): New
2337 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2339 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2340 (Symbol::output_section): Likewise.
2341 (Symbol::set_output_section): Likewise.
2342 (Symbol_table::sized_finalize_symbol): Likewise.
2343 (Symbol_table::sized_write_globals): Likewise.
2344 * resolve.cc (Symbol_table::should_override): Likewise.
2345 (Symbol::override_base_with_special): Likewise.
2347 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2348 symbol, change it to have default visibility.
2349 * testsuite/protected_1.cc: New file.
2350 * testsuite/protected_2.cc: New file.
2351 * testsuite/protected_3.cc: New file.
2352 * testsuite/protected_main_1.cc: New file.
2353 * testsuite/protected_main_2.cc: New file.
2354 * testsuite/protected_main_3.cc: New file.
2355 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2356 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2357 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2358 (protected_1.so): New target.
2359 (protected_1_pic.o, protected_2_pic.o): New targets.
2360 (protected_3_pic.o): New target.
2361 (check_PROGRAMS): Add protected_2.
2362 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2363 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2364 * testsuite/Makefile.in: Rebuild.
2366 * options.h (DEFINE_var): Add set_user_set_##varname__.
2367 (DEFINE_bool_alias): New macro.
2368 (class General_options): Define -Bstatic using DEFINE_bool_alias
2369 rather than DEFINE_special. Add --undefined as an alias for -z
2371 * options.cc (General_options::parse_Bstatic): Remove.
2373 * options.h (class General_options): Add --fatal-warnings.
2374 * main.cc (main): Implement --fatal-warnings.
2375 * errors.h (Errors::warning_count): New function.
2377 * options.h (class General_options): Add -Bsymbolic-functions.
2378 * symtab.h (Symbol::is_preemptible): Check for
2379 -Bsymbolic-functions.
2381 2008-05-05 Ian Lance Taylor <iant@google.com>
2383 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2384 as noVARNAME rather than no-VARNAME.
2385 (class General_options): Add option -z combreloc.
2386 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2388 (Output_reloc::sort_before) [SHT_REL]: New function.
2389 (Output_reloc::sort_before) [SHT_RELA]: New function.
2390 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2391 Sort_relocs_comparison.
2392 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2393 parameter. Change all callers.
2394 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2395 sort_relocs parameter. Change all callers.
2396 * output.cc (Output_reloc::get_address): New function, broken out
2398 (Output_reloc::write_rel): Call it.
2399 (Output_reloc::compare): New function.
2400 (Output_data_reloc_base::do_write): Optionally sort relocs.
2402 * configure.ac: If targ_extra_obj is set, link it in.
2403 * configure.tgt: Initialize all variables.
2404 (x86_64*): Set targ_extra_obj and targ_extra_size.
2405 * configure: Rebuild.
2407 * object.cc (Sized_relobj::include_section_group): Adjust section
2408 indexes read from group data. Build vector to pass to
2410 * layout.cc (Layout::layout_group): Add flags and shndxes
2411 parameters. Remove contents parameter. Change caller. Update
2412 explicit instantiations.
2413 * layout.h (class Layout): Update layout_group declaration.
2414 * output.cc (Output_data_group::Output_data_group): Add flags and
2415 input_shndxes parameters. Remove contents parameter. Change
2417 (Output_data_group::do_write): Change input_sections_ to
2419 * output.h (class Output_data_group): Update constructor
2420 declaration. Rename input_sections_ to input_shndxes_.
2421 * testsuite/many_sections_test.cc: Add template.
2423 2008-04-30 Cary Coutant <ccoutant@google.com>
2425 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2427 * layout.cc (Layout::include_section): Refactored check for debug
2429 (Layout::add_comdat): Add new parameters. Change type
2430 of signature parameter. Add object and shndx to signatures table.
2431 (Layout::find_kept_object): New function.
2432 * layout.h: Include <cstring>.
2433 (Layout::is_debug_info_section): New function.
2434 (Layout::add_comdat): Add new parameters.
2435 (Layout::find_kept_object): New function.
2436 (Layout::Kept_section): New struct.
2437 (Layout::Signatures): Change type of map range.
2438 * object.cc (Relobj::output_section_address): New function.
2439 (Sized_relobj::include_section_group): Add new parameters. Change
2440 calls to Layout::add_comdat. Change to build table of kept comdat
2441 groups and table mapping discarded sections to kept sections.
2442 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2443 (Sized_relobj::do_layout): Change calls to include_section_group and
2444 include_linkonce_section.
2445 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2446 value to zero when section is discarded.
2447 (Sized_relobj::map_to_kept_section): New function.
2448 * object.h (Relobj::output_section_address): New function.
2449 (Relobj::Comdat_group): New type.
2450 (Relobj::find_comdat_group): New function.
2451 (Relobj::Comdat_group_table): New type.
2452 (Relobj::Kept_comdat_section): New type.
2453 (Relobj::Kept_comdat_section_table): New type.
2454 (Relobj::add_comdat_group): New function.
2455 (Relobj::set_kept_comdat_section): New function.
2456 (Relobj::get_kept_comdat_section): New function.
2457 (Relobj::comdat_groups_): New field.
2458 (Relobj::kept_comdat_sections_): New field.
2459 (Symbol_value::input_value): Update comment.
2460 (Sized_relobj::map_to_kept_section) New function.
2461 (Sized_relobj::include_linkonce_section): Add new parameter.
2462 * target-reloc.h (Comdat_behavior): New type.
2463 (get_comdat_behavior): New function.
2464 (relocate_section): Add code to map a discarded section to the
2465 corresponding kept section when applying a relocation.
2467 2008-04-30 Craig Silverstein <csilvers@google.com>
2469 * dwarf_reader.cc (next_generation_count): New static var.
2470 (Addr2line_cache_entry): New struct.
2471 (addr2line_cache): New static var.
2472 (Dwarf_line_info::one_addr2line): Added caching.
2473 (Dwarf_line_info::clear_addr2line_cache): New function.
2474 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2475 cache-size parameter.
2476 (Dwarf_line_info::one_addr2line_cache): New function.
2477 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2478 new cache-size argument to one_addr2line(), and clear cache.
2480 2008-04-28 Cary Coutant <ccoutant@google.com>
2482 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2483 R_386_PC8 relocations.
2485 2008-04-23 Ian Lance Taylor <iant@google.com>
2487 * object.cc (Sized_relobj::include_section_group): Check for
2488 invalid section group.
2490 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2493 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2494 than read for file header.
2495 * archive.cc (Archive::include_member): Likewise.
2497 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2499 * aclocal.m4: Regenerate.
2500 * configure: Regenerate.
2502 2008-04-19 Ian Lance Taylor <iant@google.com>
2504 * version.cc (version_string): Bump to 1.6.
2506 * testsuite/Makefile.am (many_sections_r_test): New target.
2507 (many_sections_r_test_SOURCES): Remove.
2508 (many_sections_r_test_DEPENDENCIES): Remove.
2509 (many_sections_r_test_LDFLAGS): Remove.
2510 (many_sections_r_test_LDADD): Remove.
2512 * object.cc (Sized_relobj::do_add_symbols): Always pass
2513 local_symbol_count_ to add_from_relobj.
2515 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2516 every thousand variables.
2517 * testsuite/Makefile.in: Rebuild.
2519 * object.cc (Xindex::initialize_symtab_xindex): New function.
2520 (Xindex::read_symtab_xindex): New function.
2521 (Xindex::sym_xindex_to_shndx): New function.
2522 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2524 (Sized_relobj::do_initialize_xindex): New function.
2525 (Sized_relobj::do_read_symbols): Adjust section links.
2526 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2527 parameter. Change all callers.
2528 (Sized_relobj::include_section_group): Adjust section links and
2529 symbol section indexes.
2530 (Sized_relobj::do_layout): Adjust section links.
2531 (Sized_relobj::do_count_local_symbols): Adjust section links and
2532 symbol section indexes.
2533 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2534 ordinary and special symbols.
2535 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2536 dynsym_xindex parameters. Change all callers. Adjust section
2537 links. Use SHN_XINDEX when needed.
2538 (Sized_relobj::get_symbol_location_info): Adjust section links.
2539 Don't get fooled by special symbols.
2540 * object.h (class Xindex): Define.
2541 (class Object): Add xindex_ parameter. Declare virtual functoin
2542 do_initialize_xindex.
2543 (Object::adjust_sym_shndx): New function.
2544 (Object::set_xindex): New protected function.
2545 (class Symbol_value): Add is_ordinary_shndx_ field.
2546 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2547 (Symbol_value::value): Assert ordinary section.
2548 (Symbol_value::initialize_input_to_output_map): Likewise.
2549 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2551 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2553 (class Sized_relobj): Update declarations.
2554 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2555 parameter. Change all callers.
2556 (Sized_relobj::adjust_shndx): New function.
2557 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2559 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2560 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2561 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2562 (Sized_dynobj::read_dynsym_section): Adjust section links.
2563 (Sized_dynobj::read_dynamic): Likewise.
2564 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2566 (Sized_dynobj::do_initialize_xindex): New function.
2567 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2568 do_initialize_xindex.
2569 (Sized_dynobj::adjust_shndx): New function.
2570 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2571 dynsym_xindex_ fields.
2572 (Layout::finalize): Add a call to set_section_indexes before
2573 creating the symtab sections.
2574 (Layout::set_section_indexes): Don't do anything if the section
2575 already has a section index.
2576 (Layout::create_symtab_sections): Add shnum parameter. Change
2577 caller. Create .symtab_shndx section if needed.
2578 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2580 (Layout::allocated_output_section_count): New function.
2581 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2583 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2584 fields. Update declarations.
2585 (Layout::symtab_xindex): New function.
2586 (Layout::dynsym_xindex): New function.
2587 (class Write_symbols_task): Add layout_ field.
2588 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2590 * output.cc (Output_section_headers::Output_section_headers): Add
2591 shstrtab_section parameter. Change all callers.
2592 (Output_section_headers::do_sized_write): Store overflow values
2593 for section count and section string table section index in
2594 section header zero.
2595 (Output_file_header::do_sized_write): Check for overflow of
2596 section count and section string table section index.
2597 (Output_symtab_xindex::do_write): New function.
2598 (Output_symtab_xindex::endian_do_write): New function.
2599 * output.h (class Output_section_headers): Add shstrtab_section_.
2600 Update declarations.
2601 (class Output_symtab_xindex): Define.
2602 (Output_section::has_out_shndx): New function.
2603 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2605 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2607 (Sized_symbol::init): Likewise.
2608 (Symbol::output_section): Check for ordinary symbol.
2609 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2610 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2612 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2613 Change all callers. Simplify handling of symbols from sections
2614 not included in the link.
2615 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2617 (Weak_alias_sorter::operator()): Assert that symbols are
2619 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2621 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2622 parameters. Change all callers.
2623 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2624 symbol distinction. Use SHN_XINDEX when needed.
2625 (Symbol_table::write_section_symbol): Add symtab_xindex
2626 parameter. Change all callers.
2627 (Symbol_table::sized_write_section_symbol): Likewise. Use
2628 SHN_XINDEX when needed.
2629 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2631 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2632 (Symbol::is_defined): Check is_ordinary.
2633 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2634 (Symbol::is_absolute, Symbol::is_common): Likewise.
2635 (class Sized_symbol): Update declarations.
2636 (class Symbol_table): Update declarations.
2637 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2638 parameters. Change all callers.
2639 (Sized_symbol::override): Likewise.
2640 (Symbol_table::override): Likewise.
2641 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2642 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2643 is_ordinary, and orig_st_shndx parameters. Change all callers.
2644 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2645 to be in an ordinary section.
2646 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2647 object and is_ordinary parameters. Change all callers.
2648 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2649 Change all callers. Don't add undefined or non-ordinary symbols
2651 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2653 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2655 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2656 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2657 (Sized_relobj::relocate_sections): Likewise.
2658 * target-reloc.h (scan_relocs): Adjust section symbol index.
2659 (scan_relocatable_relocs): Likewise.
2660 * i386.cc (Scan::local): Check for ordinary symbols.
2661 * sparc.cc (Scan::local): Likewise.
2662 * x86_64.cc (Scan::local): Likewise.
2663 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2664 to symbol_section_and_value.
2665 * testsuite/many_sections_test.cc: New file.
2666 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2667 (check_PROGRAMS): Add many_sections_test.
2668 (many_sections_test_SOURCES): Define.
2669 (many_sections_test_DEPENDENCIES): Define.
2670 (many_sections_test_LDFLAGS): Define.
2671 (BUILT_SOURCES): Add many_sections_define.h.
2672 (many_sections_define.h): New target.
2673 (BUILT_SOURCES): Add many_sections_check.h.
2674 (many_sections_check.h): New target.
2675 (check_PROGRAMS): Add many_sections_r_test.
2676 (many_sections_r_test_SOURCES): Define.
2677 (many_sections_r_test_DEPENDENCIES): Define.
2678 (many_sections_r_test_LDFLAGS): Define.
2679 (many_sections_r_test_LDADD): Define.
2680 (many_sections_r_test.o): New target.
2681 * testsuite/Makefile.in: Rebuild.
2683 2008-04-17 Cary Coutant <ccoutant@google.com>
2685 * errors.cc (Errors::info): New function.
2686 (gold_info): New function.
2687 * errors.h (Errors::info): New function.
2688 * gold.h (gold_info): New function.
2689 * object.cc (Input_objects::add_object): Print trace output.
2690 * options.cc (options::parse_set): New function.
2691 (General_options::parse_wrap): Deleted.
2692 (General_options::General_options): Deleted initializer.
2693 * options.h (options::String_set): New typedef.
2694 (options::parse_set): New function.
2695 (DEFINE_set): New macro.
2696 (General_options::wrap): Changed to use DEFINE_set. Changed
2697 callers of any_wrap_symbols and is_wrap_symbol.
2698 (General_options::trace, General_options::trace_symbol):
2700 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2701 (General_options::wrap_symbols_): Deleted.
2702 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2704 2008-04-17 David S. Miller <davem@davemloft.net>
2706 * options.cc (General_options::parse_V): New function.
2707 * options.h: Add entries for -V and -Qy.
2709 2008-04-17 Ian Lance Taylor <iant@google.com>
2711 * common.cc (Symbol_table::allocate_commons): Remove options
2712 parameter. Change caller.
2713 (Symbol_table::do_allocate_commons): Remove options parameter.
2714 Change caller. Just call do_allocate_commons_list twice.
2715 (Symbol_table::do_allocate_commons_list): New function, broken out
2716 of do_allocate_commons.
2717 * common.h (class Allocate_commons_task): Remove options_ field.
2719 * symtab.cc (Symbol_table::Symbol_table): Initialize
2721 (Symbol_table::add_from_object): Put TLS common symbols on
2723 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2724 which are IN_OUTPUT_DATA.
2725 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2726 allocate_commons and do_allocate_commons declarations. Declare
2727 do_allocate_commons_list.
2728 * gold.cc (queue_middle_tasks): Update creation of
2729 Allocate_commons_task to not pass options.
2730 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2731 (TLS_TEST_C_FLAGS): New variable.
2732 (tls_test_c_pic.o): New target.
2733 (tls_test_shared.so): Link in tls_test_c_pic.o.
2734 (tls_test_c_pic_ie.o): New target.
2735 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2736 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2737 (tls_test_c.o): New target.
2738 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2739 (tls_pic_test_LDADD): Likewise.
2740 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2741 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2742 (tls_test_c_gnu2.o): New target.
2743 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2745 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2746 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2747 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2748 * testsuite/tls_test.cc: Include "config.h".
2749 (t_last): Call t11_last.
2750 * testsuite/tls_test.h (t11, t11_last): Declare.
2751 * testsuite/tls_test_c.c: New file.
2752 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2753 * configure.ac: Check for OpenMP support.
2754 * configure, config.in, Makefile.in: Rebuild.
2755 * testsuite/Makefile.in: Rebuild.
2757 2008-04-16 Cary Coutant <ccoutant@google.com>
2759 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2760 (Target_i386::tls_base_symbol_defined_): New field.
2761 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2762 (Target_i386::Scan::global): Likewise.
2763 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2764 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2765 (Target_x86_64::tls_base_symbol_defined_): New field.
2766 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2767 (Target_x86_64::Scan::global): Likewise.
2769 2008-04-16 Cary Coutant <ccoutant@google.com>
2771 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2772 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2773 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2774 building shared libraries.
2775 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2776 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2777 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2778 * testsuite/Makefile.in: Rebuild.
2779 * testsuite/weak_undef.h: New file.
2780 * testsuite/weak_undef_file1.cc: Add extra test cases.
2781 * testsuite/weak_undef_file2.cc: Likewise.
2782 * testsuite/weak_undef_test.cc: Likewise.
2784 2008-04-16 David S. Miller <davem@davemloft.net>
2786 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2787 Add issued_non_pic_error_ field. Declare check_non_pic.
2788 (Target_sparc::Scan::check_non_pic): New function.
2789 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2790 (Target_sparc::Scan::global): Likewise.
2792 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2793 * configure: Rebuild.
2795 * options.h (DEFINE_enable): New macro.
2796 (new_dtags): New enable option.
2797 (initfirst, interpose, loadfltr, nodefaultlib,
2798 nodelete, nodlopen, nodump): New -z options.
2799 * layout.cc (Layout:finish_dynamic_section): If new
2800 dtags enabled, emit DT_RUNPATH. Also, emit a
2801 DT_FLAGS_1 containing any specified -z flags.
2803 2008-04-16 Ian Lance Taylor <iant@google.com>
2805 * copy-relocs.cc: New file.
2806 * copy-relocs.h: New file.
2807 * reloc.cc: Remove Copy_relocs code.
2808 * reloc.h: Likewise.
2809 * reloc-types.h (struct Reloc_types) [both versions]: Add
2810 get_reloc_addend_noerror.
2811 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2812 variants of add_global which take an addend which must be zero.
2813 * i386.cc: Include "copy-relocs.h".
2814 (class Target_i386): Change type of copy_relocs_ to variable,
2816 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2818 (Target_i386::do_finalize_sections): Change handling of
2820 * sparc.cc: Include "copy-relocs.h".
2821 (class Target_sparc): Change type of copy_relocs_ to variable,
2823 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2825 (Target_sparc::do_finalize_sections): Change handling of
2827 * x86_64.cc: Include "copy-relocs.h".
2828 (class Target_x86_64): Change type of copy_relocs_ to variable,
2830 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2831 class. Change all callers.
2832 (Target_x86_64::do_finalize_sections): Change handling of
2834 * Makefile.am (CCFILES): Add copy-relocs.cc.
2835 (HFILES): Add copy-relocs.h.
2837 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2839 * testsuite/script_test_4.sh: Permit leading zeroes.
2841 2008-04-15 Ian Lance Taylor <iant@google.com>
2843 * script-sections.cc (Script_sections::create_segments): Use
2844 header_size_adjustment even when there is enough room for the
2846 * testsuite/script_test_4.sh: New file.
2847 * testsuite/script_test_4.t: New file.
2848 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2849 (check_DATA): Add script_test_4.stdout.
2850 (MOSTLYCLEANFILES): Likewise.
2851 (script_test_4): New target.
2852 (script_test_4.stdout): New target.
2853 * testsuite/Makefile.in: Rebuild.
2855 * sparc.cc: Add definitions for Output_data_plt_sparc class
2858 2008-04-14 David S. Miller <davem@davemloft.net>
2860 * sparc.cc: New file.
2861 * Makefile.am (TARGETSOURCES): Add sparc.cc
2862 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2863 * configure.tgt: Document targ_extra_size and
2864 targ_extra_big_endian. Add entries for sparc-* and
2866 * configure.ac: Handle targ_extra_size and
2867 targ_extra_big_endian.
2868 * Makefile.in: Rebuild.
2869 * configure: Likewise.
2870 * po/POTFILES.in: Likewise.
2871 * po/gold.pot: Likewise.
2873 2008-04-14 Ian Lance Taylor <iant@google.com>
2875 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2876 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2877 in the name/type/flags to section mapping. Don't call
2878 allocate_output_section.
2879 (Layout::choose_output_section): Change parameter from adjust_name
2880 to is_input_section. Don't permit input sections after sections
2881 are attached to segments. Don't call allocate_output_section.
2882 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2883 not write_enable_output_section.
2884 (Layout::make_output_section): Don't push to
2885 unattached_section_list_ nor call attach_to_segment. Call
2886 attach_section_to_segment if sections are attached.
2887 (Layout::attach_sections_to_segments): New function.
2888 (Layout::attach_section_to_segment): New function.
2889 (Layout::attach_allocated_section_to_segment): Rename from
2890 attach_to_segment. Remove flags parameter.
2891 (Layout::allocate_output_section): Remove function.
2892 (Layout::write_enable_output_section): Remove function.
2893 * layout.h (class Layout): Update for above changes. Add new
2894 field sections_are_attached_.
2895 * output.h (Output_section::update_flags_for_input_section): New
2897 * output.cc (Output_section::add_input_section): Call
2898 update_flags_for_input_section.
2899 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2901 2008-04-11 Cary Coutant <ccoutant@google.com>
2903 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2904 thought unnecessary.
2905 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2907 2008-04-11 Ian Lance Taylor <iant@google.com>
2909 * output.h (class Output_section_data): Remove inline definition
2911 * output.cc (Output_section_data::set_addralign): New function.
2913 2008-04-11 Cary Coutant <ccoutant@google.com>
2915 Add support for TLS descriptors for i386 and x86_64.
2916 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2917 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2918 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2920 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2921 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2922 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2924 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2925 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2926 Fix problem with initial-exec relocations.
2927 (Target_i386::Relocate::relocate_tls): Likewise.
2928 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2930 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2931 support for section-plus-offset dynamic table entries.
2932 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2933 (Output_data_dynamic::Dynamic_entry): Add support for
2934 section-plus-offset dynamic table entries.
2935 (Output_data_dynamic::Classification): Likewise.
2936 (Output_data_dynamic::classification_): Renamed offset_.
2937 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2938 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2939 (Target_x86_64::make_plt_section): New function.
2940 (Target_x86_64::reserve_tlsdesc_entries): New function.
2941 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2942 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2943 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2944 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2945 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2946 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2947 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2948 add extra PLT entry for TLS descriptors.
2949 (Output_data_plt_x86_64::got_): New field.
2950 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2951 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2953 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2955 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2956 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2957 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2958 R_386_TLS_DESC_CALL relocations.
2959 (Target_x86_64::Scan::global): Likewise.
2960 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2961 for TLS descriptors.
2962 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2963 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2964 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2965 GD-to-IE relaxation.
2966 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2967 and TLS_DESCRIPTORS.
2968 * Makefile.in: Rebuild.
2969 * configure: Rebuild.
2970 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2971 (tls_test_shared2.so): New target.
2972 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2973 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2974 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2975 (tls_shared_gd_to_ie_test_LDADD): New variable.
2976 (tls_shared_gnu2_gd_to_ie_test): New target.
2977 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2979 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2980 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2981 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2982 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2983 (tls_shared_gnu2_test): New target.
2984 (tls_test_gnu2_shared.so): New target.
2985 (tls_shared_gnu2_test_SOURCES): New variable.
2986 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2987 (tls_shared_gnu2_test_LDFLAGS): New variable.
2988 (tls_shared_gnu2_test_LDADD): New variable.
2989 * testsuite/Makefile.in: Rebuild.
2990 * testsuite/Makefile.
2992 2008-04-11 Ian Lance Taylor <iant@google.com>
2994 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2996 * testsuite/Makefile.in: Rebuild.
2998 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3000 * testsuite/script_test_2.cc (main): Adjust test.
3002 2008-04-11 David S. Miller <davem@davemloft.net>
3003 Ian Lance Taylor <iant@google.com>
3005 * options.h (General_options): Add entries for '-Y' and
3007 * options.cc (General_options:finalize): If -Y was used, add those
3008 entries to the library path instead of the default "/lib" and
3011 2008-04-11 David S. Miller <davem@davemloft.net>
3013 * testsuite/justsyms.t: Start at 0x100.
3014 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3015 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3017 * testsuite/script_test_2.cc: Adjust string and section length
3020 2008-04-09 Ian Lance Taylor <iant@google.com>
3023 * script-sections.cc (Sections_element::allocate_to_segment): Add
3025 (Output_section_definition::allocate_to_segment): Likewise.
3026 (Orphan_output_section::allocate_to_segment): Likewise.
3027 (Script_sections::attach_sections_using_phdrs_clause): Don't
3028 propagate non-PT_LOAD segments to orphan sections.
3029 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3030 readelf rather than objdump.
3031 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3032 .interp section and PT_INTERP segment are the same size.
3033 * testsuite/Makefile.in: Rebuild.
3035 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3036 aliases for symbols defined in the same object.
3037 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3038 (weak_alias_test_SOURCES): New variable.
3039 (weak_alias_test_DEPENDENCIES): New variable.
3040 (weak_alias_test_LDFLAGS): New variable.
3041 (weak_alias_test_LDADD): New variable.
3042 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3043 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3044 (weak_alias_test_3.o): New target.
3045 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3046 * testsuite/weak_alias_test_main.cc: New file.
3047 * testsuite/weak_alias_test_1.cc: New file.
3048 * testsuite/weak_alias_test_2.cc: New file.
3049 * testsuite/weak_alias_test_3.cc: New file.
3051 2008-04-08 Ian Lance Taylor <iant@google.com>
3053 * options.h (class General_options): Add --noinhibit-exec option.
3054 * main.cc (main): Check --noinhibit-exec.
3056 * options.h (class General_options): Define --wrap as a special
3057 option. Add wrap_symbols_ field.
3058 (General_options::any_wrap_symbols): New function.
3059 (General_options::is_wrap_symbol): New function.
3060 * options.cc (General_options::parse_wrap): New function.
3061 (General_options::General_options): Initialize wrap_symbols_.
3062 * symtab.cc (Symbol_table::wrap_symbol): New function.
3063 (Symbol_table::add_from_object): Handle --wrap.
3064 * symtab.h (class Symbol_table): Declare wrap_symbol.
3065 * target.h (Target::wrap_char): New function.
3066 (Target::Target_info): Add wrap_char field.
3067 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3068 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3069 * testsuite/testfile.cc (Target_test::test_target_info):
3072 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3075 * layout.h (class Layout): Add added_eh_frame_data_ field.
3076 * layout.cc (Layout::Layout): Initialize new field.
3077 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3078 output section until we find a section we merged successfully.
3079 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3080 that the size be non-zero.
3082 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3085 2008-04-08 Craig Silverstein <csilvers@google.com>
3087 * configure.ac: Export new conditional variable HAVE_ZLIB.
3088 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3090 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3091 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3093 2008-04-07 Ian Lance Taylor <iant@google.com>
3095 * version.cc (version_string): Set to "1.5".
3097 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3098 Add issued_non_pic_error_ field. Declare check_non_pic.
3099 (Target_x86_64::Scan::check_non_pic): New function.
3100 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3101 (Target_x86_64::Scan::global): Likewise.
3103 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3104 addend parameter. Change caller. Handle merge sections.
3105 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3106 Address to Addend. Don't add in the result of
3107 local_section_offset, pass down the addend and use the returned
3109 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3110 Update declarations of local_section_offset and symbol_value.
3111 * testsuite/two_file_test_1.cc (t18): New function.
3112 * testsuite/two_file_test_2.cc (f18): New function.
3113 * testsuite/two_file_test_main.cc (main): Call t18.
3114 * testsuite/two_file_test.h (t18, f18): Declare.
3116 * configure.ac: Don't test for objdump, c++filt, or readelf.
3117 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3119 (TEST_READELF): New variable.
3120 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3121 (check_PROGRAMS): Add two_file_strip_test.
3122 (two_file_strip_test): New target.
3123 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3124 (two_file_same_shared_strip_test_SOURCES): New variable.
3125 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3126 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3127 (two_file_same_shared_strip_test_LDADD): New variable.
3128 (two_file_shared_strip.so): New target.
3129 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3130 (ver_test_5.syms, ver_test_7.syms): Likewise.
3131 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3132 (strip_test_3.stdout): Use TEST_OBJDUMP.
3133 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3135 2008-04-04 Cary Coutant <ccoutant@google.com>
3137 * symtab.h (Symbol::is_weak_undefined): New function.
3138 (Symbol::is_strong_undefined): New function.
3139 (Symbol::is_absolute): New function.
3140 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3141 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3143 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3144 (weak_undef_test): New target.
3145 * testsuite/Makefile.in: Rebuild.
3146 * testsuite/weak_undef_file1.cc: New file.
3147 * testsuite/weak_undef_file2.cc: New file.
3148 * testsuite/weak_undef_test.cc: New file.
3150 2008-04-03 Craig Silverstein <csilvers@google.com>
3152 * compressed_output.h (class Output_compressed_section): Use
3154 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3156 (zlib_compressed_suffix): Removed.
3157 (Output_compressed_section::set_final_data_size): Use unsigned
3159 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3160 Fix linker invocation.
3161 (flagstest_o_specialfile_and_compress_debug_sections):
3163 * testsuite/Makefile.in: Regenerated.
3165 2008-04-02 David S. Miller <davem@davemloft.net>
3167 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3168 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3170 2008-04-02 Craig Silverstein <csilvers@google.com>
3174 2008-04-02 Ian Lance Taylor <iant@google.com>
3176 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3177 parameters. Update for new key type to views_. Change all
3179 (File_read::read): Adjust for byteshift in returned view.
3180 (File_read::add_view): New function, broken out of
3182 (File_read::make_view): New function, broken out of
3184 (File_read::find_or_make_view): Add offset and aligned
3185 parameters. Rewrite accordingly. Change all callers.
3186 (File_read::get_view): Add offset and aligned parameters. Adjust
3187 for byteshift in return value.
3188 (File_read::get_lasting_view): Likewise.
3189 * fileread.h (class File_read): Update declarations.
3190 (class File_read::View): Add byteshift_ field. Add byteshift to
3191 constructor. Add byteshift method.
3192 * archive.h (Archive::clear_uncached_views): New function.
3193 (Archive::get_view): Add aligned parameter. Change all callers.
3194 * object.h (Object::get_view): Add aligned parameter. Change all
3196 (Object::get_lasting_view): Likewise.
3198 * fileread.cc (File_read::release): Don't call clear_views if
3199 there are multiple objects.
3200 * fileread.h (File_read::clear_uncached_views): New function.
3201 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3204 2008-03-31 Cary Coutant <ccoutant@google.com>
3206 Add thin archive support.
3207 * archive.cc (Archive::armagt): New const.
3208 (Archive::setup): Remove task parameter and calls to unlock.
3209 (Archive::unlock_nested_archives): New function.
3210 (Archive::read_header): Add nested_off parameter. Change
3212 (Archive::interpret_header): Likewise.
3213 (Archive::include_all_members): Change to handle thin
3215 (Archive::include_member): Likewise.
3216 * archive.h (Archive::Archive): Add new parameters and
3218 (Archive::armagt): New const.
3219 (Archive::setup): Remove task parameter.
3220 (Archive::unlock_nested_archives): New function.
3221 (Archive::read_header): Add nested_off parameter.
3222 (Archive::interpret_header): Likewise.
3223 (Archive::Nested_archive_table): New typedef.
3224 (Archive::is_thin_archive_): New field.
3225 (Archive::nested_archives_): New field.
3226 (Archive::options_): New field.
3227 (Archive::dirpath_): New field.
3228 (Archive::task_): New field.
3229 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3230 for thin archives. Pass additional parameters to
3231 Archive::Archive. Unlock the archive file after calling
3234 2008-03-29 Ian Lance Taylor <iant@google.com>
3236 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3237 version symbol to be local.
3238 * testsuite/ver_test_4.sh: New file.
3239 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3240 (check_DATA): Add ver_test_4.syms.
3241 (ver_test_4.syms): New target.
3242 * testsuite/Makefile.in: Rebuild.
3245 (Output_section::Input_section_sort_entry::has_priority): New
3247 (Output_section::Input_section_sort_entry::match_file_name): New
3249 (Output_section::Input_section_sort_entry::match_section_name):
3251 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3253 (Output_section::Input_section_sort_entry::match_section_file):
3255 (Output_section::Input_section_sort_compare::operator()): Rewrite
3256 using new Input_section_sort_entry functions. Sort crtbegin and
3257 crtend first. Sort sections with no priority before sections with
3259 * testsuite/initpri1.c (d3): Check j != 4.
3260 (cd5): New constructor/destructor function.
3261 (main): Check j != 2.
3263 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3264 new symbol when resolving, don't call set_is_default.
3265 * testsuite/ver_test_7.cc: New file.
3266 * testsuite/ver_test_7.sh: New file.
3267 * testsuite/Makefile.am (ver_test_7.so): New target.
3268 (ver_test_7.o): New target.
3269 (check_SCRIPTS): Add ver_test_7.sh.
3270 (check_DATA): Add ver_test_7.syms.
3271 (ver_test_7.syms): New target.
3273 2008-03-28 Ian Lance Taylor <iant@google.com>
3275 * layout.cc (Layout::layout): If we see an input section with a
3276 name that needs sorting, set the must_sort flag for the output
3278 (Layout::make_output_section): If the name of the output section
3279 indicates that it might require sorting, set the may_sort flag.
3280 * output.h (Output_section::may_sort_attached_input_sections): New
3282 (Output_section::set_may_sort_attached_input_sections): New
3284 (Output_section::must_sort_attached_input_sections): New
3286 (Output_section::set_must_sort_attached_input_sections): New
3288 (class Output_section): Declare Input_section_sort_entry. Define
3289 Input_section_sort_compare. Declare
3290 sort_attached_input_sections. Add new fields:
3291 may_sort_attached_input_sections_,
3292 must_sort_attached_input_sections_,
3293 attached_input_sections_are_sorted_.
3294 * output.cc (Output_section::Output_section): Initialize new
3296 (Output_section::add_input_section): Add an entry to
3297 input_sections_ if may_sort or must_sort are true.
3298 (Output_section::set_final_data_size): Call
3299 sort_attached_input_sections if necessary.
3300 (Output_section::Input_section_sort_entry): Define new class.
3301 (Output_section::Input_section_sort_compare::operator()): New
3303 (Output_section::sort_attached_input_sections): New function.
3304 * configure.ac: Check whether the compiler supports constructor
3305 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3306 * testsuite/initpri1.c: New file.
3307 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3308 CONSTRUCTOR_PRIORITY.
3309 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3310 (initpri1_LDFLAGS): New variable.
3311 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3313 2008-03-27 Ian Lance Taylor <iant@google.com>
3315 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3316 * testsuite/common_test_1.c: New file.
3317 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3318 (common_test_1_SOURCES): New variable.
3319 (common_test_1_DEPENDENCIES): New variable.
3320 (common_test_1_LDFLAGS): New variable.
3322 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3323 and commons_ correctly when NAME/VERSION does not override
3325 * testsuite/ver_test_6.c: New file.
3326 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3327 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3328 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3330 2008-03-26 Ian Lance Taylor <iant@google.com>
3332 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3333 of an undefined symbol from a version script.
3334 * testsuite/Makefile.am (ver_test_5.so): New target.
3335 (ver_test_5.o): New target.
3336 (check_SCRIPTS): Add ver_test_5.sh.
3337 (check_DATA): Add ver_test_5.syms.
3338 (ver_test_5.syms): New target.
3339 * testsuite/ver_test_5.cc: New file.
3340 * testsuite/ver_test_5.script: New file.
3341 * testsuite/ver_test_5.sh: New file.
3342 * Makefile.in, testsuite/Makefile.in: Rebuild.
3345 Fix problems building gold with gcc 4.3.0.
3346 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3347 (gold_error_at_location, gold_warning_at_location): Use it.
3348 * configure.ac: Check whether we can compile and use a template
3349 function with a printf attribute.
3350 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3351 when jumping over bytes.
3352 * object.cc: Instantiate Object::read_section_data.
3353 * debug.h: Include <cstring>
3354 * dwarf_reader.cc: Include <algorithm>
3355 * main.cc: Include <cstring>.
3356 * options.cc: Include <cstring>.
3357 * output.cc: Include <cstring>.
3358 * script.cc: Include <cstring>.
3359 * script.h: Include <string>.
3360 * symtab.cc: Include <cstring> and <algorithm>.
3361 * target-select.cc: Include <cstring>.
3362 * version.cc: Include <string>.
3363 * testsuite/testmain.cc: Include <cstdlib>.
3364 * configure, config.in: Rebuild.
3366 2008-03-25 Ian Lance Taylor <iant@google.com>
3368 * options.cc: Include "../bfd/bfdver.h".
3369 (options::help): Print bug reporting address.
3371 * version.cc (print_version): Adjust output for current value of
3376 * options.cc (options::help): Print list of supported targets.
3377 * target-select.h: Include <vector>.
3378 (class Target_selector): Make machine_, size_, and is_big_endian_
3379 fields const. Add bfd_name_ and instantiated_target_ fields.
3380 (Target_selector::Target_selector): Add bfd_name parameter.
3381 (Target_selector::recognize): Make non-virtual, call
3383 (Target_selector::recognize_by_name): Make non-virtual, call
3384 do_recognize_by_name.
3385 (Target_selector::supported_names): New function.
3386 (Target_selector::bfd_name): New function.
3387 (Target_selector::do_instantiate_target): New pure virtual
3389 (Target_selector::do_recognize): New virtual function.
3390 (Target_selector::do_recognize_by_name): New virtual function.
3391 (Target_selector::instantiate_target): New private function.
3392 (supported_target_names): Declare.
3393 * target-select.cc (Target_selector::Target_selector): Update for
3394 new parameter and fields.
3395 (select_target_by_name): Check that the name matches before
3396 calling recognize_by_name.
3397 (supported_target_names): New function.
3398 * i386.cc (class Target_selector_i386): Update Target_selector
3399 constructor call. Remove recognize and recognize_by_name. Add
3400 do_instantiate_target.
3401 * x86_64.cc (class Target_selector_x86_64): Likewise.
3402 * testsuite/testfile.cc (class Target_selector_test): Update for
3403 changes to Target_selector.
3405 * README: Rewrite, with some notes on unsupported features.
3407 2008-03-24 Cary Coutant <ccoutant@google.com>
3409 * i386.cc (Target_i386::Got_type): New enum declaration.
3410 (Target_i386::Scan::local): Updated callers of Output_data_got
3412 (Target_i386::Scan::global): Likewise.
3413 (Target_i386::Relocate::relocate): Likewise.
3414 (Target_i386::Relocate::relocate_tls): Likewise.
3415 * object.h (Got_offset_list): New class.
3416 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3417 (Sized_relobj::local_got_offset): Likewise.
3418 (Sized_relobj::set_local_got_offset): Likewise.
3419 (Sized_relobj::local_has_tls_got_offset): Removed.
3420 (Sized_relobj::local_tls_got_offset): Removed.
3421 (Sized_relobj::set_local_tls_got_offset): Removed.
3422 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3423 * output.cc (Output_data_got::add_global): Added got_type parameter.
3424 (Output_data_got::add_global_with_rel): Likewise.
3425 (Output_data_got::add_global_with_rela): Likewise.
3426 (Output_data_got::add_global_pair_with_rel): New function.
3427 (Output_data_got::add_global_pair_with_rela): New function.
3428 (Output_data_got::add_local): Added got_type parameter.
3429 (Output_data_got::add_local_with_rel): Likewise.
3430 (Output_data_got::add_local_with_rela): Likewise.
3431 (Output_data_got::add_local_pair_with_rel): New function.
3432 (Output_data_got::add_local_pair_with_rela): New function.
3433 (Output_data_got::add_global_tls): Removed.
3434 (Output_data_got::add_global_tls_with_rel): Removed.
3435 (Output_data_got::add_global_tls_with_rela): Removed.
3436 (Output_data_got::add_local_tls): Removed.
3437 (Output_data_got::add_local_tls_with_rel): Removed.
3438 (Output_data_got::add_local_tls_with_rela): Removed.
3439 * output.h (Output_data_got::add_global): Added got_type parameter.
3440 (Output_data_got::add_global_with_rel): Likewise.
3441 (Output_data_got::add_global_with_rela): Likewise.
3442 (Output_data_got::add_global_pair_with_rel): New function.
3443 (Output_data_got::add_global_pair_with_rela): New function.
3444 (Output_data_got::add_local): Added got_type parameter.
3445 (Output_data_got::add_local_with_rel): Likewise.
3446 (Output_data_got::add_local_with_rela): Likewise.
3447 (Output_data_got::add_local_pair_with_rel): New function.
3448 (Output_data_got::add_local_pair_with_rela): New function.
3449 (Output_data_got::add_global_tls): Removed.
3450 (Output_data_got::add_global_tls_with_rel): Removed.
3451 (Output_data_got::add_global_tls_with_rela): Removed.
3452 (Output_data_got::add_local_tls): Removed.
3453 (Output_data_got::add_local_tls_with_rel): Removed.
3454 (Output_data_got::add_local_tls_with_rela): Removed.
3455 * resolve.cc (Symbol::override_base_with_special): Removed
3456 reference to has_got_offset_ field.
3457 * symtab.cc (Symbol::init_fields): Replaced initialization
3458 of got_offset_ with got_offsets_. Removed initialization
3460 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3461 (Symbol::got_offset): Likewise.
3462 (Symbol::set_got_offset): Likewise.
3463 (Symbol::has_tls_got_offset): Removed.
3464 (Symbol::tls_got_offset): Removed.
3465 (Symbol::set_tls_got_offset): Removed.
3466 (Symbol::got_offset_): Removed.
3467 (Symbol::tls_mod_got_offset_): Removed.
3468 (Symbol::tls_pair_got_offset_): Removed.
3469 (Symbol::got_offsets_): New field.
3470 (Symbol::has_got_offset): Removed.
3471 (Symbol::has_tls_mod_got_offset): Removed.
3472 (Symbol::has_tls_pair_got_offset): Removed.
3473 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3474 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3476 (Target_x86_64::Scan::global): Likewise.
3477 (Target_x86_64::Relocate::relocate): Likewise.
3478 (Target_x86_64::Relocate::relocate_tls): Likewise.
3480 2008-03-25 Ben Elliston <bje@au.ibm.com>
3482 * yyscript.y: Fix spelling error in comment.
3484 2008-03-24 Ian Lance Taylor <iant@google.com>
3486 * options.h (class General_options): Define build_id option.
3487 * layout.h (class Layout): Declare write_build_id, create_note,
3488 create_build_id. Add build_id_note_ member.
3489 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3490 "libiberty.h", "md5.h", "sha1.h".
3491 (Layout::Layout): Initialize eh_frame_data_,
3492 eh_frame_hdr_section_, and build_id_note_.
3493 (Layout::finalize): Call create_build_id.
3494 (Layout::create_note): New function, broken out of
3495 Layout::create_gold_note.
3496 (Layout::create_gold_note): Call create_note.
3497 (Layout::create_build_id): New function.
3498 (Layout::write_build_id): New function.
3499 (Close_task_runner::run): Call write_build_id.
3501 * x86_64.cc: Correct license to GPLv3.
3503 2008-03-23 Ian Lance Taylor <iant@google.com>
3505 * options.cc: Include "demangle.h".
3506 (parse_optional_string): New function.
3507 (parse_long_option): Handle takes_optional_argument.
3508 (parse_short_option): Update dash_z initializer. Handle
3509 takes_optional_argument.
3510 (General_options::General_options): Initialize do_demangle_.
3511 (General_options::finalize): Set do_demangle_. Handle demangling
3513 * options.h (parse_optional_string): Declare.
3514 (struct One_option): Add optional_arg field. Update constructor.
3515 Update call constructor calls. Add takes_optional_argument
3517 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3518 (DEFINE_optional_string): Define.
3519 (General_options::demangle): Change from DEFINE_bool to
3520 DEFINE_optional_string.
3521 (General_options::no_demangle): New function.
3522 (General_options::do_demangle): New function.
3523 (General_options::set_do_demangle): New function.
3524 (General_options::execstack_status_): Move definition to end of
3526 (General_options::static_): Likewise.
3527 (General_options::do_demangle_): New field.
3528 * object.cc (big_endian>::get_symbol_location_info): Call
3529 Options::do_demangle, not Options::demangle.
3530 * symtab.cc (demangle): Likewise.
3532 2008-03-22 Ian Lance Taylor <iant@google.com>
3534 * gold.h: Include <cstddef> and <sys/types.h>
3535 * options.h: Include <cstring>.
3537 2008-03-21 Ian Lance Taylor <iant@google.com>
3539 * Added source code to GNU binutils.