1 2009-06-23 Ian Lance Taylor <iant@google.com>
4 * stringpool.h (class Stringpool_template): Add optimize_ field.
5 (Stringpool_template::set_optimize): New function.
6 * stringpool.cc (Stringpool_template::Stringpool_template):
7 Initialize optimize_ field.
8 (Stringpool_template::set_string_offsets): Test local optimize
9 fild rather than parameter.
10 * layout.cc (Layout::Layout): Call set_optimize on the section
13 2009-06-22 Ian Lance Taylor <iant@google.com>
16 * yyscript.y: Parse TARGET.
17 * script.cc (script_set_target): New function.
18 * script-c.h (script_set_target): Declare.
19 * options.cc (General_options::string_to_object_format): Rename
20 from string_to_object_format in anonymous namespace. Change
22 * options.h (class General_options): Declare
23 string_to_object_format.
25 2009-06-22 Ian Lance Taylor <iant@google.com>
27 * script-sections.cc (Script_sections::create_segments): Don't put
28 program headers in a PT_LOAD segment if -n or -N.
30 2009-06-22 Ian Lance Taylor <iant@google.com>
33 * options.h (class General_options): Add -z lazy and -z now. Sort
34 -z options into alphabetical order.
35 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
37 2009-06-21 Ian Lance Taylor <iant@google.com>
39 * layout.cc (Layout::make_output_section): Call
40 Target::new_output_section.
41 (Layout::attach_allocated_section_to_segment): Put large section
42 sections in a separate load segment with the large segment flag
44 (Layout::segment_precedes): Sort large data segments after other
46 (align_file_offset): New static function.
47 (Layout::set_segment_offsets): Use align_file_offset.
48 * output.h (class Output_section): Add is_small_section_ and
49 is_large_section_ fields.
50 (Output_section::is_small_section): New function.
51 (Output_section::set_is_small_section): New function.
52 (Output_section::is_large_section): New function.
53 (Output_section::set_is_large_section): New function.
54 (Output_section::is_large_data_section): New function.
55 (class Output_segment): Add is_large_data_segment_ field.
56 (Output_segment::is_large_data_segment): New function.
57 (Output_segment::set_is_large_data_segment): New function.
58 * output.cc (Output_section::Output_section): Initialize new
60 (Output_segment::Output_segment): Likewise.
61 (Output_segment::add_output_section): Add assertion that large
62 data sections always go in large data segments. Force small data
63 sections to the end of the list of data sections. Force small BSS
64 sections to the start of the list of BSS sections. For large BSS
65 sections to the end of the list of BSS sections.
66 * symtab.h (class Symbol): Declare is_common_shndx.
67 (Symbol::is_defined): Check Symbol::is_common_shndx.
68 (Symbol::is_common): Likewise.
69 (class Symbol_table): Define enum Commons_section_type. Update
70 declarations. Add small_commons_ and large_commons_ fields.
71 * symtab.cc (Symbol::is_common_shndx): New function.
72 (Symbol_table::Symbol_table): Initialize new fields.
73 (Symbol_table::add_from_object): Put small and large common
74 symbols in the right list.
75 (Symbol_table::sized_finalized_symbol): Check
76 Symbol::is_common_shndx.
77 (Symbol_table::sized_write_globals): Likewise.
78 * common.cc (Symbol_table::do_allocate_commons): Allocate new
79 common symbol lists. Don't call do_allocate_commons_list if the
81 (Symbol_table::do_allocate_commons_list): Remove is_tls
82 parameter. Add comons_section_type parameter. Change all
83 callers. Handle small and large common symbols.
84 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
85 Symbol::is_common_shndx.
86 * resolve.cc (symbol_to_bits): Likewise.
87 * target.h (Target::small_common_shndx): New function.
88 (Target::small_common_section_flags): New function.
89 (Target::large_common_shndx): New function.
90 (Target::large_common_section_flags): New function.
91 (Target::new_output_section): New function.
92 (Target::Target_info): Add small_common_shndx, large_common_shndx,
93 small_common_section_flags, and large_common_section_flags
95 (Target::do_new_output_section): New virtual function.
96 * arm.cc (Target_arm::arm_info): Initialize new fields.
97 * i386.cc (Target_i386::i386_info): Likewise.
98 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
100 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
101 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
102 (Target_x86_64::do_new_output_section): New function.
103 * configure.ac: Define conditional MCMODEL_MEDIUM.
104 * testsuite/Makefile.am (check_PROGRAMS): Add large.
105 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
106 (large_LDFLAGS): Define.
107 * testsuite/large.c: New file.
108 * testsuite/testfile.cc (Target_test::test_target_info):
109 Initialize new fields.
110 * configure, testsuite/Makefile.in: Rebuild.
112 2009-06-05 Doug Kwan <dougkwan@google.com>
114 * Makefile.am (CCFILES): Add target.cc.
115 * Makefile.in: Regenerate.
116 * i386.cc (class Target_i386): Define new virtual method to
117 override do_is_local_label_name in parent.
118 * object.cc (Sized_relobj::do_count_local_symbols): Discard
119 local symbols if --discard-locals or -X is given.
120 * options.h (class General_options): Declare new options
121 '--discard-locals' and '-X' for discarding locals.
122 * target.h (class Target): Define new methods is_local_label_name.
123 Declare new virtual method do_is_local_label_name.
124 * target.cc: New file.
125 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
126 (check_SCRIPTS): Add discard_locals_test.sh.
127 (check_DATA): Add discard_local_tests.syms.
128 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
129 (discard_local_tests.syms, discard_locals_test.o): New make rules.
130 * testsuite/Makefile.in: Regenerate.
131 * testsuite/discard_locals_test.c: New file.
132 * testsuite/discard_locals_test.sh: Same.
134 2009-06-05 Doug Kwan <dougkwan@google.com>
136 * object.cc (Sized_relobj::Sized_relobj): Initialize
137 discarded_eh_frame_shndx_ to -1U.
138 (Sized_relobj::do_layout): Record index of a discard .eh_frame
140 (Sized_relobj::do_count_local_symbols): Skip local symbols in
141 a discarded .eh_frame section.
142 (Sized_relobj::do_finalize_local_symbols): Ditto.
143 * object.h (class Sized_relobj): Declare new member
144 discarded_eh_frame_shndx_.
145 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
146 (local_labels_test.o, local_labels_test): New rules.
147 * testsuite/Makefile.in: Regenerate.
149 2009-06-04 Doug Kwan <dougkwan@google.com>
151 * layout.cc (Layout::section_name_mapping): Add mapping for
152 special ARM sections.
154 2009-06-03 Doug Kwan <dougkwan@google.com>
156 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
157 (utils::has_overflow): Same.
159 2009-06-03 Ian Lance Taylor <iant@google.com>
161 * layout.cc (Layout::section_name_mapping): New array, replacing
162 Layout::linkonce_mapping.
163 (Layout::section_name_mapping_count): New variable, replacing
164 Layout::linkonce_mapping_count.
165 (Layout::linkonce_output_name): Remove.
166 (Layout::output_section_name): Rewrite.
167 * layout.h (class Layout): Rename Linkonce_mapping to
168 Section_name_mapping, linkonce_mapping to section_name_mapping,
169 linkonce_mapping_count to section_name_mapping_count. Don't
170 declare linkonce_output_name.
172 2009-06-03 Doug Kwan <dougkwan@google.com>
174 * gold/arm.cc (namespace utils): New.
175 (Target_arm::reloc_is_non_pic): Define new method.
176 (class Arm_relocate_functions): New.
177 (Target_arm::Relocate::relocate): Handle relocation types used by
180 2009-06-03 Ian Lance Taylor <iant@google.com>
182 * arm.cc (Target_arm::scan::global): Use || instead of |.
184 2009-06-02 Doug Kwan <dougkwan@google.com>
186 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
187 issued_non_pic_error_.
188 (class Target_arm::Scan): Declare new method check_non_pic.
189 Define new method symbol_needs_plt_entry.
190 Declare new data member issued_non_pic_error_.
191 (class Target_arm::Relocate): Declare new method
192 should_apply_static_reloc.
193 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
194 (Target_arm::Scan::check_non_pic): Define new method.
195 (Target_arm::Scan::local): Handle a small subset of reloc types used
197 (Target_arm::Scan::local): Same.
198 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
200 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
202 * incremental.cc (Incremental_inputs::report_command_line): Filter
203 out --incremental-* options.
205 2009-05-29 Doug Kwan <dougkwan@google.com>
207 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
209 (class Target_arm): Update comment.
210 (Target_arm::Target_arm): Initialize new data members GOT_,
211 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
212 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
213 and Target_arm::rel_dyn_section.
214 Declare new_enum Target_arm::Got_type.
215 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
217 Update commments for member do_dynsym_value.
218 (Target_arm::got_size, Target_arm::plt_section,
219 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
220 new methods inside class defintion.
221 (Target_arm::got_section): Define new method.
222 (Target_arm::rel_dyn_section): Same.
223 (Output_data_plt_arm): New template class.
224 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
225 (Output_data_plt_arm:do_adjust_output_section): Define new method.
226 (Output_data_plt_arm::add_entry): Same.
227 (Output_data_plt_arm::first_plt_entry): Define new
228 static data member for PLT instruction template.
229 (Output_data_plt_arm::plt_entry): Same.
230 (Output_data_plt_arm::do_write): Define new method.
231 (Target_arm::make_plt_entry): Same.
232 (Target_arm::do_finalize_sections): Same.
233 (Target_arm::do_dynsym_value): Same.
235 2009-05-28 Doug Kwan <dougkwan@google.com>
237 * Makefile.am (TARGETSOURCES): Add arm.cc.
238 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
239 * Makefile.in: Regenerate.
241 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
243 2009-05-26 Doug Kwan <dougkwan@google.com>
245 * options.cc (General_options::parse_exclude_libs). Fix a comment.
246 (General_options::check_excluded_libs): Strip off directories in
247 archive name before matching like GNU ld does.
248 * testsuite/Makefile.am (MOSTLYCLEANFILES,
249 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
250 (exclude_libs_test_LDFLAGS): Add linker option
251 -Wl,--exclude-libs,libexclude_libs_test_3
252 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
253 an explicit archive without using -l.
254 (alt/libexclude_libs_test_3.a): New make rule.
255 * testsuite/Makefile.in: Regenerate.
256 * testsuite/exclude_libs_test.c : Declare lib3_default().
258 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
259 * exclude_libs_test_3.c: New file.
261 2009-05-26 Nick Clifton <nickc@redhat.com>
263 * po/id.po: New Indonesian translation.
264 * po/gold.pot: Updated template file.
266 2009-05-22 Sriraman Tallam <tmsriram@google.com>
268 * testsuite/Makefile.am: Add -ffunction-sections to compile
269 gc_comdat_test files. Add -Wl,--gc-sections to build
271 * testsuite/Makefile.in: Regenerate.
272 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
274 2009-05-21 Sriraman Tallam <tmsriram@google.com>
276 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
277 kept comdat section was garbage collected.
278 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
279 * testsuite/Makefile.in: Regenerate.
280 * testsuite/gc_comdat_test.sh: New file.
281 * testsuite/gc_comdat_test_1.cc: New file.
282 * testsuite/gc_comdat_test_2.cc: New file.
284 2009-05-19 Doug Kwan <dougkwan@google.com>
286 * archive.cc (Archive::Archive): Move constructor from archive.h
287 to here. Initialize no_export_.
288 (Archive::get_elf_object_for_member): Set no_export flag of object.
289 * archive.h (Archive::Archive): Move constructor body to
291 (Archive::no_export): New method.
292 (Archive::no_export_): New field.
293 * object.h (Object::Object): Initialize no_export_ to false.
294 (Object::no_export, Object::set_no_export): New methods.
295 (Object::no_export_): New field.
296 * options.cc (General_options::parse_exclude_libs): New method.
297 (General_options::check_excluded_libs) Same.
298 * options.h (exclude_libs): New option.
299 (General_options::check_excluded_libs): New method declaration.
300 (General_options::excluded_libs_): New field.
301 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
302 default or protected visibility if an object has no-export flag set.
303 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
304 (check_SCRIPTS): Add exclude_libs_test.sh.
305 (check_DATA): Add exclude_libs_test.syms.
306 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
307 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
308 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
309 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
310 (exclude_libs_test.syms, libexclude_libs_test_1.a,
311 libexclude_libs_test_2.a): New rules.
312 * testsuite/Makefile.in: Regenerate.
313 * testsuite/exclude_libs_test.c: New file.
314 * testsuite/exclude_libs_test.sh: Ditto.
315 * testsuite/exclude_libs_test_1.c: Ditto.
316 * testsuite/exclude_libs_test_2.c: Ditto.
318 2009-05-15 Ian Lance Taylor <iant@google.com>
320 * configure.ac: Check for declarations for cases where libiberty.h
321 checks HAVE_DECL_xxx.
322 * configure, config.in: Rebuild.
324 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
326 * gold.h (Incremental_argument_list): Remove (invalid) forward
328 * incremental.cc (Incremental_inputs::report_achive): New method.
329 (Incremental_inputs::report_object): New method.
330 (Incremental_inputs::report_script): New method.
331 (Incremental_inputs::finalize_inputs): New method.
332 (Incremental_inputs::finalize): Call finalize_inputs().
333 (Incremental_inputs::sized_create_incremental_inputs_section_data):
334 Create inputs entries.
335 * incremental.h (Incremental_input_type): New enum.
336 (Incremental_inputs::Incremental_input): Initialize new fields.
337 (Incremental_inputs::report_inputs): New method.
338 (Incremental_inputs::report_achive): New method.
339 (Incremental_inputs::report_object): New method.
340 (Incremental_inputs::report_script): New method.
341 (Incremental_inputs::finalize_inputs): New method.
342 (Incremental_inputs::Input_info): New struct.
343 (Incremental_inputs::Input_info_map): New typedef.
344 (Incremental_inputs::lock_): New field.
345 (Incremental_inputs::Inputs_): New field.
346 (Incremental_inputs::Inputs_map): New field.
347 * main.cc (main): Call Incremental_input::report_inputs.
348 * options.h (Input_argument_list): Typedef moved from
350 (Input_file_group::Files): Remove, use ::Input_argument_list.
351 (Input_file_group::Input_argument_list): Remove, use
352 ::Input_argument_list.
353 * plugin.cc (Plugin_manager::add_input_file): Add error in
355 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
357 * script.cc (read_input_script): Call
358 Incremental_input::report_script.
359 * script.h (Script_info): New class.
361 2009-04-27 Ian Lance Taylor <iant@google.com>
363 * x86_64.cc (do_adjust_output_section): Set entsize to
366 2009-04-23 Elliott Hughes <enh@google.com>
368 * output.cc (Output_file::close): After short writes, continue
369 writing from the correct offset in the buffer being written.
371 2009-04-23 Chris Demetriou <cgd@google.com>
373 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
374 * configure: Regenerate.
375 * config.in: Regenerate.
376 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
377 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
379 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
381 * incremental.cc (Incremental_inputs_header_data): Renamed from
382 Incremental_input_header_data.
383 (Incremental_inputs_header_data::data_size): New field.
384 (Incremental_inputs_header_data::put_input_file_count): Renamed
385 from input_file_count.
386 (Incremental_inputs_header_data::put_command_line_offset): Renamed
387 from command_line_offset.
388 (Incremental_inputs_header_data::put_reserved): Renamed from
390 (Incremental_inputs_entry_data): Renamed from
391 Incremental_input_entry_data.
392 (Incremental_inputs_entry_data::data_size): New field.
393 (Incremental_inputs::report_command_line): New method.
394 (Incremental_inputs::finalize): New method.
395 (Incremental_inputs::create_incremental_inputs_data): New method.
396 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
397 * incremental.h: New file.
398 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
399 (Layout::finalize): Create incremental inputs section in
401 (Layout::create_incremental_info_sections): New method.
402 * layout.h (Layout::incremental_inputs): New method.
403 (Layout::create_incremental_info_sections): New method.
404 (Layout::incremental_inputs_): New field.
405 * main.cc (main): Notify Incremental_input of the command line.
407 2009-04-01 Ian Lance Taylor <iant@google.com>
408 Mikolaj Zalewski <mikolajz@google.com>
410 * gold.h (reserve_unordered_map): Define, three versions, one for
411 each version of Unordered_map.
412 * layout.cc (Layout::Layout): Remove options parameter. Add
413 number_of_input_files parameter. Don't initialize options_.
414 Initialize number_of_input_files_ and resized_signatures_. Move
415 sections_are_attached_.
416 (Layout::layout_group): Reserve space for group_signatures_.
417 (Layout::find_or_add_kept_section): Change name parameter to be a
418 reference. Resize signatures_ map when it gets large enough.
419 (Layout::layout_eh_frame): Use parameters->options() instead of
421 (Layout::make_output_section): Likewise.
422 (Layout::attach_allocated_section_to_segment): Likewise.
423 (Layout::finalize, Layout::create_executable_stack): Likewise.
424 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
425 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
426 * layout.h (class Layout): Update declarations. Remove options_
427 field. Add number_of_input_files_ and resized_signatures_
428 fields. Move sections_are_attached_ field.
429 * main.cc (main): Pass number of input files to Layout
430 constructor. Don't pass options.
432 2009-03-30 Ian Lance Taylor <iant@google.com>
434 * ffsll.c (ffsll): Correct implementation.
436 2009-03-27 Ian Lance Taylor <iant@google.com>
439 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
440 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
441 * ftruncate.c (ftruncate): Declare before definition.
442 * mremap.c (mremap): Likewise.
443 * pread.c (pread): Likewise.
444 * configure, Makefile.in, config.in: Rebuild.
446 * mremap.c: New file.
447 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
448 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
449 (mremap): Declare if HAVE_MREMAP is not defined.
450 * configure, Makefile.in, config.in: Rebuild.
452 2009-03-27 Cary Coutant <ccoutant@google.com>
454 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
455 position independent.
456 * sparc.cc (Target_sparc::check_non_pic): Likewise.
457 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
459 2009-03-24 Cary Coutant <ccoutant@google.com>
461 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
463 (needs_dynamic_reloc): Likewise.
465 2009-03-24 Ian Lance Taylor <iant@google.com>
467 * yyscript.y (file_cmd): Recognize EXTERN.
468 (extern_name_list, extern_name_list_body): New nonterminals.
469 * script.cc (script_add_extern): Define.
470 * script-c.h (script_add_extern): Declare.
472 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
474 * object.cc (is_elf_object): Define.
475 * object.h (is_elf_object): Declare.
476 * archive.cc (Archive::get_elf_object_for_member): Call
478 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
480 2009-03-24 Elliott Hughes <enh@google.com>
482 * output.cc (Output_file::map_anonymous): Define.
483 (Output_file::map): Use map_anonymous. If the regular mmap fails,
484 try an anonymous one. Report the size if the mmap fails.
485 * output.h (class Output_file): Declare map_anonymous.
487 2009-03-24 Ian Lance Taylor <iant@google.com>
489 * target-select.cc (instantiate_target): Don't acquire the lock if
490 the instantiated_target_ field has already been set.
492 2009-03-23 Ian Lance Taylor <iant@google.com>
494 * gold-threads.h (class Initialize_lock): Define.
495 * gold-threads.cc (class Initialize_lock_once): Define.
496 (initialize_lock_control): New static variable.
497 (initialize_lock_pointer): New static variable.
498 (initialize_lock_once): New static function.
499 (Initialize_lock::Initialize_lock): Define.
500 (Initialize_lock::initialize): Define.
501 * target-select.h: Include "gold-threads.h".
502 (class Target_selector): Add lock_ and initialize_lock_ fields.
503 Don't define instantiate_target, just declare it.
504 * target-select.cc (Target_selector::Target_selector): Initialize
506 (Target_selector::instantiate_target): Define.
507 * descriptors.h: Include "gold-threads.h".
508 (class Descriptors): Add initialize_lock_ field.
509 * descriptors.cc (Descriptors::Descriptors): Initialize new
511 (Descriptors::open): Use initialize_lock_ field
512 * errors.h (class Errors): Add initialize_lock_ field.
513 * errors.cc (Errors::Errors): Initialize new field.
514 (Errors::initialize_lock): Use initialize_lock_ field.
515 * powerpc.cc (class Target_selector_powerpc): Remove
516 instantiated_target_ field. In do_recognize call
517 instantiate_target rather than do_instantiate_target. In
518 do_instantiate_target just allocate a new target.
519 * sparc.cc (class Target_selector_sparc): Likewise.
521 * freebsd.h: New file.
522 * i386.cc: Include "freebsd.h".
523 (Target_i386): Derive from Target_freebsd rather than
525 (Target_selector_i386): Derive from Target_selector_freebsd rather
526 than Target_selector.
527 * x86_64.cc: Include "freebsd.h".
528 (Target_x86_64): Derive from Target_freebsd rather than
530 (Target_selector_x86_64): Derive from Target_selector_freebsd
531 rather than Target_selector.
532 * target.h (class Target): Add adjust_elf_header and
533 do_adjust_elf_header.
534 * output.cc (Output_file_header:: do_sized_write): Call target
535 adjust_elf_header routine.
536 * configure.tgt: Set targ_osabi.
537 * configure.ac: Define GOLD_DEFAULT_OSABI.
538 * parameters.cc (Parameters::default_target): Pass
539 GOLD_DEFAULT_OSABI to select_target.
540 * target-select.h (class Target_selector): Make instantiate_target
541 protected rather than private.
542 * Makefile.am (HFILES): Add freebsd.h.
543 * configure, Makefile.in, config.in: Rebuild.
545 * merge.cc (do_add_input_section): Correct pend value. Change
546 message about last entry not being null terminated from error to
549 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
551 * incremental.cc: New file.
552 * Makefile.am (CCFILES): Add incremental.cc.
553 * Makefile.in: Rebuild.
555 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
557 * layout.cc (Layout::output_section_name): Preserve names
558 of '.note.' sections.
560 2009-03-19 Ian Lance Taylor <iant@google.com>
562 * descriptors.cc (Descriptors::open): Check that the options are
563 valid before using them.
565 2009-03-18 Ian Lance Taylor <iant@google.com>
567 * script-sections.h: Include <list>.
568 (class Script_sections): Change Sections_elements from std::vector
569 to std::list. Typedef public Elements_iterator. Add
570 orphan_section_placement_, data_segment_align_start_, and
571 saw_data_segment_align_ fields. Remove data_segment_align_index_
573 * script-sections.cc (class Orphan_section_placement): New class.
574 (class Sections_element): Add virtual functions is_relro and
575 orphan_section_init. Remove virtual function place_orphan_here.
576 (class Output_section_definition): Add is_relro and
577 orphan_section_init. Remove place_orphan_here.
578 (class Orphan_output_section): Likewise.
579 (Script_sections::Script_sections): Update for field changes.
580 (Script_sections::data_segment_align): Set saw_data_segment_align_
581 and data_segment_align_start_, not data_segment_align_index.
582 (Script_sections::data_segment_relro_end): Check
583 saw_data_segment_align_. Use data_segment_align_start_ rather
584 than data_segment_align_index_.
585 (Script_sections::place_orphan): Rewrite to use
586 Orphan_section_placement.
588 2009-03-17 Ian Lance Taylor <iant@google.com>
590 * archive.cc (Archive::add_symbols): Check for a version attached
591 to the symbol name in the archive map.
592 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
593 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
594 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
595 (ver_test_11.a): New target.
596 * testsuite/Makefile.in: Rebuild.
598 * configure.ac: Check for chsize and posix_fallocate. Replace
600 * ftruncate.c: New file, from gnulib.
601 * output.cc (posix_fallocate): Define dummy version if not
602 HAVE_POSIX_FALLOCATE.
603 (Output_file::map): Call posix_fallocate rather than lseek and
605 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
606 * configure, Makefile.in, config.in: Rebuild.
608 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
610 * layout.h (Layout::create_note): Add section_name parameter.
611 * layout.cc (Layout::create_note): Likewise.
612 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
614 2009-03-17 Ian Lance Taylor <iant@google.com>
616 * descriptors.cc: Include "options.h".
617 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
618 (Descriptors::open): Always use O_CLOEXEC when opening a new
619 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
622 * sparc.cc (class Target_sparc): Add has_got_section.
623 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
624 make sure we have a GOT section.
626 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
627 (Target_sparc::Scan::local): Likewise.
628 (Target_sparc::Scan::global): Likewise.
629 (Target_sparc::Relocate::relocate): Likewise.
630 (Target_sparc::Relocate::relocate_tls): Likewise.
632 * symtab.cc (Symbol_table::define_default_version): New function,
633 broken out of add_from_object.
634 (Symbol_table::add_from_object): Call define_default_version.
635 (Symbol_table::define_special_symbol): Add resolve_oldsym
636 parameter. Change all callers. If the version for a symbol comes
637 from a version script, resolve it with the symbol with the same
638 name with no version. Also add the symbol without a version if
640 (do_define_in_output_data): If resolving with oldsym, don't delete
642 (do_define_in_output_segment): Likewise.
643 (do_define_as_constant): Likewise.
644 * symtab.h (class Symbol_table): Update declarations.
646 2009-03-13 Ian Lance Taylor <iant@google.com>
648 * readsyms.cc (Read_symbols::incompatible_warning): New function.
649 (Read_symbols::requeue): New function.
650 (Read_symbols::do_read_symbols): If make_elf_object fails because
651 the target type is not configured, and the file was searched for,
652 issue a warning and retry with the next directory.
653 (Add_symbols::run): If the file has an incompatible format, and
654 it was searched for, requeue the Read_symbols task. On error,
656 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
657 dirindex parameter to constructor. Change all callers. Declare
658 incompatible_warning and requeue.
659 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
660 input_argument_ and input_group_ fields. Add them to
661 constructor. Change all callers.
662 (class Read_script): Add dirindex_ field. Add it to constructor.
664 * archive.cc (Archive::setup): Remove input_objects parameter.
666 (Archive::get_file_and_offset): Likewise.
667 (Archive::read_all_symbols): Likewise.
668 (Archive::read_symbols): Likewise.
669 (Archive::get_elf_object_for_member): Remove input_objects
670 parameter. Add punconfigured parameter. Change all callers.
671 (Archive::add_symbols): Change return type to bool. Check return
672 value of include_member.
673 (Archive::include_all_members): Likewise.
674 (Archive::include_member): Change return type to bool. Return
675 false if first included object has incompatible target. Set
676 included_member_ field.
677 (Add_archive_symbols::run): If add_symbols returns false, requeue
679 * archive.h (class Archive): Add included_member_ field.
680 Initialize it in constructor. Add input_file and searched_for
681 methods. Update declarations.
682 (class Add_archive_symbols): Add dirpath_, dirindex_, and
683 input_argument_ fields. Add them to constructor. Change all
685 * script.cc: Include "target-select.h".
686 (class Parser_closure): Add skip_on_incompatible_target_ and
687 found_incompatible_target_ fields. Add
688 skip_on_incompatible_target parameter to constructor. Change all
689 callers. Add methods skip_on_incompatible_target,
690 clear_skip_on_incompatible_target, found_incompatible_target, and
691 set_found_incompatible_target.
692 (read_input_script): Add dirindex parameter. Change all callers.
693 If parser finds an incompatible target, requeue Read_symbols
695 (script_set_symbol): Clear skip_on_incompatible_target in
697 (script_add_assertion, script_parse_option): Likewise.
698 (script_start_sections, script_add_phdr): Likewise.
699 (script_check_output_format): New function.
700 * script.h (read_input_script): Update declaration.
701 * script-c.h (script_check_output_format): Declare.
702 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
703 (ignore_cmd): Remove OUTPUT_FORMAT.
704 * fileread.cc (Input_file::Input_file): Add explicit this.
705 (Input_file::will_search_for): New function.
706 (Input_file::open): Add pindex parameter. Change all callers.
707 * fileread.h (class Input_file): Add input_file_argument method.
708 Declare will_search_for. Update declarations.
709 * object.cc (make_elf_object): Add punconfigured parameter.
711 * object.h (class Object): Make input_file public. Add
713 (make_elf_object): Update declaration.
714 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
716 * dirsearch.h (class Dirsearch): Update declaration.
717 * options.h (class General_options): Add --warn-search-mismatch.
718 * parameters.cc (Parameters::is_compatible_target): New function.
719 * parameters.h (class Parameters): Declare is_compatible_target.
720 * workqueue.cc (Workqueue::add_blocker): New function.
721 * workqueue.h (class Workqueue): Declare add_blocker.
723 * fileread.cc (Input_file::open): Remove options parameter.
725 (Input_file::open_binary): Likewise.
726 * script.cc (read_input_script): Likewise.
727 * readsyms.h (class Read_symbols): Remove options_ field. Remove
728 options parameter from constructor. Change all callers.
729 (class Read_script): Likewise.
730 * fileread.h (class Input_file): Update declarations.
731 * script.h (read_input_script): Update declaration.
733 2009-03-10 Nick Clifton <nickc@redhat.com>
735 * po/es.po: New Spanish translation.
737 2009-03-06 Cary Coutant <ccoutant@google.com>
739 * options.cc (parse_short_option): Keep dash_z from registering itself.
741 2009-03-03 Ian Lance Taylor <iant@google.com>
744 * target-reloc.h (relocate_section): Pass output_section to
746 * i386.cc (Target_i386::should_apply_static_reloc): Add
747 output_section parameter. Change all callers.
748 (Target_i386::Relocate::relocate): Add output_section parameter.
749 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
750 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
751 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
752 * testsuite/two_file_shared.sh: New script.
753 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
754 (check_DATA): Add two_file_shared.dbg.
755 (two_file_shared.dbg): New target.
756 * testsuite/Makefile.in: Rebuild.
758 2009-03-01 Ian Lance Taylor <iant@google.com>
760 * configure.ac: Check for byteswap.h.
761 * configure: Rebuild.
762 * config.in: Rebuild.
764 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
766 * layout.cc (Layout::find_or_add_kept_section): New function.
767 (Layout::add_comdat): Removed.
768 * layout.h (struct Kept_section): Move out of class Layout.
769 Remove trailing underscores from field names. Add group_sections
770 field. Rename group_ field to is_group. Change all uses.
771 (class Layout): Declare find_or_add_kept_section, not add_comdat.
772 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
773 comdat_groups_ field.
774 (Sized_relobj::include_section_group): Use
775 find_or_add_kept_section and Kept_section::group_sections.
776 (Sized_relobj::include_linkonce_section): Likewise.
777 * object.cc (class Sized_relobj): Don't define Comdat_group or
778 Comdat_group_table. Remove find_comdat_group and
779 add_comdat_group. Remove comdat_groups_ field.
780 * plugin.cc (include_comdat_group): Use
781 Layout::find_or_add_kept_section.
783 2009-02-28 Ian Lance Taylor <iant@google.com>
785 * README: --gc-sections and map files are now supported. Document
786 some build requirements.
789 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
790 relocatable link set the value of the section symbol to zero.
791 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
792 relocatable link don't include the section address in the local
795 2009-02-27 Ian Lance Taylor <iant@google.com>
798 * options.h (class Search_directory): Add is_system_directory.
799 (class General_options): Declare is_in_system_directory.
800 * options.cc (get_relative_sysroot): Make static.
801 (get_default_sysroot): Make static.
802 (General_optoins::is_in_system_directory): New function.
803 * fileread.cc (Input_file::is_in_system_directory): New function.
804 * fileread.h (class Input_file): Declare is_in_system_directory.
805 * object.h (class Object): Add is_in_system_directory.
806 (class Input_objects): Remove system_library_directory_ field.
807 * object.cc (Input_objects::add_object): Don't set
808 system_library_directory_.
809 (input_objects::found_in_system_library_directory): Remove.
810 * symtab.cc (Symbol_table::write_globals): Remove input_objects
811 parameter. Change all callers.
812 (Symbol_table::sized_write_globals): Likewise.
813 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
814 Call Object::is_in_system_directory.
815 * symtab.h (class Symbol_table): Update declarations.
818 * descriptors.h (Open_descriptor): Add is_on_stack field.
819 * descriptors.cc (Descriptors::open): If the descriptor is on the
820 top of the stack, remove it. Initialize is_on_stack field.
821 (Descriptors::release): Only add pod to stack if it is not on the
823 (Descriptors::close_some_descriptor): Clear stack_next and
827 * output.cc (Output_section::find_starting_output_address): Rename
828 from starting_output_address; add PADDR parameter; change return
830 * output.h (class Output_section): Declare
831 find_starting_output_address instead of starting_output_address.
832 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
833 section symbol for which we can't find a merge section.
836 * symtab.cc (Symbol_table::add_from_object): If the visibility is
837 hidden or internal, force the symbol to be local.
838 * resolve.cc (Symbol::override_visibility): Define.
839 (Symbol::override_base): Use override_visibility.
840 (Symbol_table::resolve): Likewise.
841 (Symbol::override_base_with_special): Likewise.
842 (Symbol_table::override_with_special): If the visibility is hidden
843 or internal, force the symbol to be local.
844 * symtab.h (class Symbol): Add set_visibility and
846 * testsuite/ver_test_1.sh: New file.
847 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
848 (check_DATA): Add ver_test_1.syms.
849 (ver_test_1.syms): New target.
850 * testsuite/Makefile.in: Rebuild.
852 2009-02-25 Cary Coutant <ccoutant@google.com>
854 * layout.cc (Layout::choose_output_section): Don't rename sections
855 when using a linker script that has a SECTIONS clause.
856 * Makefile.in: Regenerate.
858 * testsuite/Makefile.am (script_test_5.sh): New test case.
859 * testsuite/Makefile.in: Regenerate.
860 * testsuite/script_test_5.cc: New file.
861 * testsuite/script_test_5.sh: New file.
862 * testsuite/script_test_5.t: New file.
864 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
866 * archive.cc (Archive::include_member): Update calls to add_symbols.
867 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
869 * dynobj.h (do_add_symbols): Add the Layout argument.
870 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
872 * object.h (Object::add_symbols): Add the Layout argument.
873 (Object::do_add_symbols): Add the Layout argument.
874 (Sized_relobj::do_add_symbols): Add the Layout argument.
875 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
876 Unify the two versions.
877 (Add_plugin_symbols): Remove.
878 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
879 (Sized_pluginobj::do_add_symbols): Unify the two versions.
880 (Add_plugin_symbols): Remove.
881 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
882 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
883 (Add_symbols::run): Make it work with Pulginobj.
885 2009-02-06 Ian Lance Taylor <iant@google.com>
887 * object.cc (Sized_relobj::do_layout): Make info message start
888 with lower case letter.
890 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
892 * binary.cc: Fix file comment.
894 * options.h (enum Incremental_disposition): Define.
895 (class General_options): Add new options: --incremental,
896 --incremental_changed, --incremental_unchanged,
897 --incremental_unknown. Add incremental_disposition_ and
898 implicit_incremental_ fields.
899 (General_options::incremental_disposition): New function.
900 (class Position_dependent_options): Add incremental_disposition
902 (Position_dependent_options::copy_from_options): Set incremental
904 * options.cc (General_options::parse_incremental_changed): New
906 (General_options::parse_incremental_unchanged): New function.
907 (General_options::parse_incremental_unknown): New function.
908 (General_options::General_options): Initialize new fields
909 incremental_disposition_ and implicit_incremental_.
910 (General_options::finalize): Check for uasge of --incremental-*
911 without --incremental.
913 2009-02-06 Chris Demetriou <cgd@google.com>
915 * gold.h (gold_undefined_symbol): Change to take only a Symbol
916 pointer and to report location as the file name associated with
918 (gold_undefined_symbol_at_location): New function to replace the
919 old gold_undefined_symbol functionality.
920 * target-reloc.h (relocate_section): Update to use
921 gold_undefined_symbol_at_location.
922 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
923 Call gold_undefined_symbol function rather than gold_error.
924 * errors.h (Errors::undefined_symbol): Take location as a
925 string, rather than calculating it from a relocation.
926 * errors.cc (Errors::fatal): Print "fatal error:" before the
928 (Errors::error, Errors::error_at_location): Print "error: "
929 before the formatted message.
930 (Errors::undefined_symbol): Take location as a string, rather
931 than calculating it from a relocation.
932 (gold_undefined_symbol_at_location): New function akin to
933 old gold_undefined_symbol, calculates location from relocation.
934 (gold_undefined_symbol): Change to take only a Symbol pointer
935 and to report location as the file name associated with the symbol.
936 * testsuite/debug_msg.sh: Update for changed error messages.
937 * testsuite/undef_symbol.sh: Likewise.
939 2009-02-04 Duncan Sands <baldrick@free.fr>
942 * reduced_debug_output.h
943 (Output_reduced_debug_abbrev_section::failed): Use format for
945 (Output_reduced_debug_info_section::faild): Likewise.
947 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
949 * script.cc (Lazy_demangler): New class.
950 (Version_script_info::get_symbol_version_helper): Demangle a
953 2009-01-29 Cary Coutant <ccoutant@google.com>
955 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
957 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
959 2009-01-28 Ian Lance Taylor <iant@google.com>
961 * version.cc (version_string): Bump to 1.9.
963 * gold.h: Include <cstring> and <stdint.h>.
964 * version.cc: Include <cstdio>.
965 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
967 * reduced_debug_output.cc (insert_into_vector): Rename from
968 Insert_into_vector; change all callers. Use Swap_unaligned to
969 avoid aliasing issue; remove union since it is unnecessary.
971 2009-01-27 Sriraman Tallam <tmsriram@google.com>
973 * Makefile.am (CCFILES): Add gc.cc.
975 * Makefile.in: Regenerate.
976 * gold.cc (Gc_runner): New class.
977 (queue_initial_tasks): Call garbage collection related tasks
978 when corresponding options are invoked.
979 (queue_middle_gc_tasks): New function.
980 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
981 processed early before laying out sections during garbage collection.
982 * gold.h (queue_middle_gc_tasks): New function.
983 (is_prefix_of): Move from "layout.cc".
984 * i386.cc (Target_i386::gc_process_relocs): New function.
985 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
986 * main.cc (main): Create object of class "Garbage_collection".
987 * object.cc (Relobj::copy_symbols_data): New function.
988 (Relobj::is_section_name_included): New function.
989 (Sized_relobj::do_layout): Allow this function to be called twice
990 during garbage collection and defer layout of section during the
992 * object.h (Relobj::get_symbols_data): New function.
993 (Relobj::is_section_name_included): New function.
994 (Relobj::copy_symbols_data): New function.
995 (Relobj::set_symbols_data): New function.
996 (Relobj::get_relocs_data): New function.
997 (Relobj::set_relocs_data): New function.
998 (Relobj::is_output_section_offset_invalid): New pure virtual function.
999 (Relobj::gc_process_relocs): New function.
1000 (Relobj::do_gc_process_relocs): New pure virtual function.
1001 (Relobj::sd_): New data member.
1002 (Sized_relobj::is_output_section_offset_invalid): New function.
1003 (Sized_relobj::do_gc_process_relocs): New function.
1004 * options.h (General_options::gc_sections): Modify to not be a no-op.
1005 (General_options::print_gc_sections): New option.
1006 * plugin.cc (Plugin_finish::run): Remove function call to
1007 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1008 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1009 * reloc.cc (Read_relocs::run): Add task to process relocs and
1010 determine unreferenced sections when doing garbage collection.
1011 (Gc_process_relocs): New class.
1012 (Sized_relobj::do_gc_process_relocs): New function.
1013 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1014 sections that are garbage collected.
1015 * reloc.h (Gc_process_relocs): New class.
1016 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1017 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1018 symbols whose corresponding sections are garbage collected.
1019 (Symbol_table::Symbol_table): Add new parameter for the garbage
1021 (Symbol_table::gc_mark_undef_symbols): New function.
1022 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1023 (Symbol_table::gc_mark_dyn_syms): New function.
1024 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1026 (Symbol_table::add_from_object): Likewise.
1027 (Symbol_table::add_from_relobj): When building shared objects, do not
1028 treat externally visible symbols as garbage.
1029 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1030 table information for static and relocatable links.
1031 * symtab.h (Symbol_table::set_gc): New function.
1032 (Symbol_table::gc): New function.
1033 (Symbol_table::gc_mark_undef_symbols): New function.
1034 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1035 (Symbol_table::gc_mark_dyn_syms): New function.
1036 (Symbol_table::gc_): New data member.
1037 * target.h (Sized_target::gc_process_relocs): New pure virtual
1039 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1040 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1042 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1044 * options.h (General_options::gc_sections): Define as a no-op for now.
1045 (General_options::no_keep_memory): Ditto.
1046 (General_options::Bshareable): Define.
1047 * options.cc (General_options::finalize): Honor -Bshareable.
1049 2009-01-20 Andreas Schwab <schwab@suse.de>
1051 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1052 read the value in the contents, since we don't use it. Use the
1053 template endianness when writing.
1054 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1056 2009-01-19 Andreas Schwab <schwab@suse.de>
1058 * configure.tgt (powerpc64-*): Fix targ_obj.
1060 2009-01-15 Ian Lance Taylor <iant@google.com>
1062 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1063 local symbols when stripping all symbols.
1065 2009-01-14 Cary Coutant <ccoutant@google.com>
1067 * output.cc (Output_reloc): Add explicit instantiations.
1069 2009-01-14 Cary Coutant <ccoutant@google.com>
1071 * archive.cc (Archive::get_elf_object_for_member): Remove call
1072 to File_read::claim_for_plugin.
1073 * descriptors.cc (Descriptors::open): Remove reference to
1075 (Descriptors::claim_for_plugin): Remove.
1076 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1077 (Descriptors::is_claimed): Remove.
1078 (claim_descriptor_for_plugin): Remove.
1079 * fileread.cc (File_read::claim_for_plugin): Remove.
1080 * fileread.h (File_read::claim_for_plugin): Remove.
1081 (File_read::descriptor): Reopen descriptor if necessary.
1082 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1083 (Plugin_manager::all_symbols_read): Add task parameter. Change
1085 (Plugin_manager::get_input_file): New function.
1086 (Plugin_manager::release_input_file): New function.
1087 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1088 corresponding data member.
1089 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1090 and pass to base constructor. Change all callers.
1091 (get_input_file, release_input_file): New functions.
1092 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1093 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1094 (Plugin_manager::all_symbols_read): Add task parameter.
1095 (Plugin_manager::get_input_file): New function.
1096 (Plugin_manager::release_input_file): New function.
1097 (Plugin_manager::task_): New data member.
1098 (Pluginobj::Pluginobj): Add filesize parameter.
1099 (Pluginobj::filename): New function.
1100 (Pluginobj::descriptor): New function.
1101 (Pluginobj::filesize): New function.
1102 (Pluginobj::filesize_): New data member.
1103 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1104 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1105 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1107 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1108 with archive libraries.
1109 * testsuite/Makefile.in: Regenerate.
1110 * testsuite/plugin_test.c (struct sym_info): New type.
1111 (get_input_file, release_input_file): New static variables.
1112 (onload): Capture new transfer vector entries.
1113 (claim_file_hook): Stop reading at end of file according to filesize.
1114 Factor out parsing of readelf output into separate function.
1115 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1116 APIs and get the source file name from the symbol table. Convert
1117 source file name to corresponding object file name. Print info
1118 message when adding new input files.
1119 (parse_readelf_line): New function.
1120 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1121 * testsuite/plugin_test_2.sh: Likewise.
1122 * testsuite/plugin_test_3.sh: Likewise.
1123 * testsuite/plugin_test_4.sh: New test case.
1125 2009-01-07 Ian Lance Taylor <iant@google.com>
1127 * version.cc (version_string): Bump to 1.8.
1129 2008-12-23 Cary Coutant <ccoutant@google.com>
1131 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1132 * plugin.cc (Plugin_manager::finish): Rename as
1133 layout_deferred_objects. Move cleanup to separate function.
1134 (Plugin_manager::cleanup): New function.
1135 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1137 * plugin.h (Plugin_manager::finish): Rename as
1138 layout_deferred_objects.
1139 (Plugin_manager::cleanup): New function.
1140 (Plugin_manager::cleanup_done): New field.
1142 2008-12-23 Cary Coutant <ccoutant@google.com>
1144 * plugin.cc (is_visible_from_outside): New function.
1145 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1146 so we don't return "IR only" status for exported symbols or -r links.
1148 * testsuite/Makefile.am (plugin_test_3): New test case.
1149 * testsuite/Makefile.in: Regenerate.
1150 * testsuite/plugin_test_3.sh: New file.
1152 2008-12-22 Cary Coutant <ccoutant@google.com>
1154 * object.cc (Sized_relobj::layout_section): New function.
1155 (Sized_relobj::do_layout): Defer layout of input sections until after
1156 plugin has provided replacement files.
1157 (Sized_relobj::do_layout_deferred_sections): New function.
1158 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1159 (Relobj::layout_deferred_sections): New function.
1160 (Relobj::do_layout_deferred_sections): New function.
1161 (Sized_relobj::do_layout_deferred_sections): New function.
1162 (Sized_relobj::layout_section): New function.
1163 (Sized_relobj::Deferred_layout): New structure.
1164 (Sized_relobj::deferred_layout_): New field.
1165 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1166 Change all callers. Layout deferred sections.
1167 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1169 (Plugin_hook::run): Move code from do_plugin_hook inline.
1170 (Plugin_hook::do_plugin_hook): Remove.
1171 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1172 (Plugin_manager::finish): Renamed, was cleanup.
1173 (Plugin_manager::should_defer_layout): New function.
1174 (Plugin_manager::add_deferred_layout_object): New function.
1175 (Plugin_manager::Deferred_layout_list): New type.
1176 (Plugin_manager::deferred_layout_objects_): New field.
1177 (Plugin_hook::do_plugin_hook): Remove.
1179 2008-12-17 Ian Lance Taylor <iant@google.com>
1181 * options.h (class General_options): Add --no case for
1184 2008-12-16 Cary Coutant <ccoutant@google.com>
1186 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1188 (Plugin_manager::claim_file): Create plugin object even if
1189 plugin did not call the add_symbols callback.
1190 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1191 asking for more symbols than were added.
1192 * testsuite/Makefile.am (plugin_test_1): Add test case with
1194 (empty.syms): New target.
1195 * testsuite/Makefile.in: Regenerate.
1196 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1197 message. Don't call add_symbols if no globals.
1198 (all_symbols_read_hook): Don't provide replacement for empty
1201 2008-12-12 Ian Lance Taylor <iant@google.com>
1203 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1204 r_type == 0 for a local symbol with r_sym == 0.
1205 (scan_relocatable_relocs): Pass r_sym to
1206 local_non_section_strategy.
1207 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1210 * configure.ac: Update test for TLS descriptors: they are
1211 supported as of glibc 2.9.
1212 * configure: Rebuild.
1214 2008-12-11 Ian Lance Taylor <iant@google.com>
1217 * target-reloc.h (Default_scan_relocatable_relocs): For each
1218 function, map r_type == 0 to RELOC_DISCARD.
1220 2008-12-10 Cary Coutant <ccoutant@google.com>
1222 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1223 object to override a kept COMDAT group from a plugin object.
1225 2008-12-09 Ian Lance Taylor <iant@google.com>
1228 * yyscript.y (file_cmd): Handle INPUT.
1230 * testsuite/initpri1.c: Change all declarations to be full
1231 prototypes by adding void, to avoid compiler warnings.
1233 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1235 * options.cc (General_options::parse_plugin_opt): New.
1236 (General_options::add_plugin): The argument now is just the filename.
1237 (General_options::add_plugin_option): New.
1238 * options.h (plugin_opt): New.
1239 (add_plugin): Change argument name.
1240 (add_plugin_option): New.
1241 * plugin.cc (Plugin::load): Don't parse the plugin option.
1242 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1243 (Plugin::add_option): New.
1244 (Plugin::args_): Change type.
1245 (Plugin::filename_): New.
1246 (Plugin_manager::add_plugin_option): New.
1247 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1248 * testsuite/Makefile.in: Regenerate.
1250 2008-12-05 Cary Coutant <ccoutant@google.com>
1252 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1253 Handle --strip-lto-sections option.
1254 * options.h (strip_lto_sections): New option.
1256 2008-12-01 Cary Coutant <ccoutant@google.com>
1258 * plugin.cc (ld_plugin_message): Change format parameter to const.
1259 Fix mismatch between new[] and delete.
1261 2008-11-14 Cary Coutant <ccoutant@google.com>
1263 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1266 2008-11-05 Craig Silverstein <csilvers@google.com>
1268 * options.cc (General_options::parse_dynamic_list): New function.
1269 * options.h (General_options): New flags dynamic_list,
1270 dynamic_list_data, dynamic_list_cpp_new, and
1271 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1272 (General_options::in_dynamic_list): New function.
1273 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1274 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1275 (Lex::can_continue_name): Likewise.
1277 (read_script_file): New parameter script_options.
1278 (read_dynamic_list): New function.
1279 (Script_options::define_dynamic_list): New function.
1280 (dynamic_list_keyword_parsecodes): New variable.
1281 (dynamic_list_keywords): New variable.
1282 * script.h (Script_options::define_dynamic_list): New function
1284 (read_dynamic_list): New function prototype.
1285 * symtab.cc (strprefix): New macro.
1286 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1287 dynamic_list_data, dynamic_list_cpp_new, and
1288 dynamic_list_cpp_typeinfo.
1289 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1290 (dynamic_list_expr): New rule.
1291 (dynamic_list_nodes): Likewise.
1292 (dynamic_list_node): Likewise.
1293 * testsuite/Makefile.am (dynamic_list): New test.
1294 * testsuite/Makefile.in: Regenerated.
1295 * testsuite/dynamic_list.t: New file.
1296 * testsuite/dynamic_list.sh: New file.
1298 2008-11-05 Craig Silverstein <csilvers@google.com>
1300 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1301 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1302 (t11_last): Likewise.
1303 * testsuite/ver_test_6.c (main): Likewise.
1305 2008-10-07 Cary Coutant <ccoutant@google.com>
1307 * options.c (General_options::finalize): Add check for -static and
1309 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1312 2008-10-02 Cary Coutant <ccoutant@google.com>
1314 * plugin.cc (make_sized_plugin_object): Fix conditional
1315 compilation to work when not all targets are enabled.
1317 2008-09-29 Cary Coutant <ccoutant@google.com>
1319 * archive.cc (Archive::get_file_and_offset): Use filename instead
1320 of name to get library path.
1321 (Archive::include_member): Unlock external member of a thin archive.
1323 * testsuite/Makefile.am (TEST_AR): New variable.
1324 (thin_archive_test_1): New test.
1325 (thin_archive_test_2): New test.
1326 * testsuite/Makefile.in: Regenerate.
1327 * testsuite/thin_archive_main.cc: New file.
1328 * testsuite/thin_archive_test_1.cc: New file.
1329 * testsuite/thin_archive_test_2.cc: New file.
1330 * testsuite/thin_archive_test_3.cc: New file.
1331 * testsuite/thin_archive_test_4.cc: New file.
1333 2008-09-29 Cary Coutant <ccoutant@google.com>
1335 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1336 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1338 (Sized_relobj::do_finalize_local_symbols): Likewise.
1339 (Sized_relobj::map_to_kept_section): Likewise.
1340 * object.h (Sized_relobj::invalid_address): New constant.
1341 (Sized_relobj::do_output_section_offset): Check for invalid_address
1343 * output.cc (Output_reloc::local_section_offset): Use constant
1344 invalid_address instead of -1U.
1345 (Output_reloc::get_address): Likewise.
1346 (Output_section::output_address): Change -1U to -1ULL.
1347 * output.h (Output_reloc::invalid_address): New constant.
1348 * reloc.cc (Sized_relobj::write_sections): Use constant
1349 invalid_address instead of -1U.
1350 (Sized_relobj::relocate_sections): Likewise.
1351 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1352 values for merge sections.
1353 * target-reloc.h (relocate_for_relocatable): Use constant
1354 invalid_address instead of -1U.
1356 2008-09-19 Cary Coutant <ccoutant@google.com>
1358 Add plugin functionality for link-time optimization (LTO).
1359 * configure.ac (plugins): Add --enable-plugins option.
1360 * configure: Regenerate.
1361 * config.in: Regenerate.
1362 * Makefile.am (LIBDL): New variable.
1363 (CCFILES): Add plugin.cc.
1364 (HFILES): Add plugin.h.
1365 (ldadd_var): Add LIBDL.
1366 * Makefile.in: Regenerate.
1368 * archive.cc: Include "plugin.h".
1369 (Archive::setup): Don't preread archive symbols when using a plugin.
1370 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1371 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1373 (Archive::include_member): Add symbols from plugin objects.
1374 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1375 * descriptors.cc (Descriptors::open): Check for file descriptors
1376 abandoned by plugins.
1377 (Descriptors::claim_for_plugin): New function.
1378 * descriptors.h (Descriptors::claim_for_plugin): New function.
1379 (Open_descriptor::is_claimed): New field.
1380 (claim_descriptor_for_plugin): New function.
1381 * fileread.cc (File_read::claim_for_plugin): New function.
1382 * fileread.h (File_read::claim_for_plugin): New function.
1383 (File_read::descriptor): New function.
1384 * gold.cc: Include "plugin.h".
1385 (queue_initial_tasks): Add task to call plugin hooks for generating
1387 * main.cc: Include "plugin.h".
1388 (main): Load plugin libraries.
1389 * object.h (Pluginobj): Declare.
1390 (Object::pluginobj): New function.
1391 (Object::do_pluginobj): New function.
1392 (Object::set_target): New function.
1393 * options.cc: Include "plugin.h".
1394 (General_options::parse_plugin): New function.
1395 (General_options::General_options): Initialize plugins_ field.
1396 (General_options::add_plugin): New function.
1397 * options.h (Plugin_manager): Declare.
1398 (General_options): Add --plugin option.
1399 (General_options::has_plugins): New function.
1400 (General_options::plugins): New function.
1401 (General_options::add_plugin): New function.
1402 (General_options::plugins_): New field.
1403 * plugin.cc: New file.
1404 * plugin.h: New file.
1405 * readsyms.cc: Include "plugin.h".
1406 (Read_symbols::do_read_symbols): Check for archive before checking
1407 for ELF file. Call plugin hooks to claim files.
1408 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1409 from a real object file; force override when processing replacement
1411 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1412 (Symbol::init_base_object): Likewise.
1413 (Symbol::init_base_output_data): Likewise.
1414 (Symbol::init_base_output_segment): Likewise.
1415 (Symbol::init_base_constant): Likewise.
1416 (Symbol::init_base_undefined): Likewise.
1417 (Symbol::output_section): Assert that object is not a plugin.
1418 (Symbol_table::add_from_pluginobj): New function.
1419 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1421 (Symbol_table::sized_write_globals): Likewise.
1422 (Symbol_table::add_from_pluginobj): Instantiate template.
1423 * symtab.h (Sized_pluginobj): Declare.
1424 (Symbol::in_real_elf): New function.
1425 (Symbol::set_in_real_elf): New function.
1426 (Symbol::in_real_elf_): New field.
1427 (Symbol_table::add_from_pluginobj): New function.
1429 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1430 (LIBDL): New variable.
1432 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1433 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1434 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1435 (MOSTLYCLEANFILES): Likewise.
1436 * testsuite/Makefile.in: Regenerate.
1437 * testsuite/plugin_test.c: New file.
1438 * testsuite/plugin_test_1.sh: New file.
1439 * testsuite/plugin_test_2.sh: New file.
1441 2008-09-16 Ian Lance Taylor <iant@google.com>
1443 * target-reloc.h (relocate_section): Check whether a symbol is
1444 defined by the ABI before reporting an undefined symbol error.
1445 * target.h (Target::is_defined_by_abi): Make parameter const.
1446 (Target::do_is_defined_by_abi): Likewise.
1447 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1448 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1449 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1450 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1451 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1452 * testsuite/Makefile.in: Rebuild.
1454 * fileread.cc (make_view): Add casts to avoid warning.
1456 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1458 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1459 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1461 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1463 * options.h (General_options::output_is_executable): New.
1464 (General_options::output_is_pie): New.
1465 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1466 for shared libraries.
1467 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1469 2008-09-11 Chris Demetriou <cgd@google.com>
1471 * options.h (origin): New -z option.
1472 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1473 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1476 2008-09-05 Cary Coutant <ccoutant@google.com>
1478 * fileread.cc (File_read::make_view): Add check for attempt to map
1481 2008-09-05 Cary Coutant <ccoutant@google.com>
1483 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1484 explicit instantiations.
1486 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1489 * options.cc (General_options::finalize): Allow undefined symbols
1490 in shlibs if linking -shared.
1493 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1494 symbols as not needing a dynsym entry.
1496 2008-08-20 Craig Silverstein <csilvers@google.com>
1498 * fileread.cc (File_read::open): Do not lock the file unless it
1499 was successfully opened.
1501 2008-08-14 Cary Coutant <ccoutant@google.com>
1503 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1504 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1505 * testsuite/tls_test.cc (struct int128): 128-bit struct
1506 for testing TLS relocs with non-zero addend.
1507 (v12): New TLS variable.
1509 (t_last): Add check for v12.
1510 * testsuite/tls_test.h (t12): New function.
1511 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1513 2008-08-13 Ian Lance Taylor <iant@google.com>
1515 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1516 set tls_segment_ or relro_segment_.
1517 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1519 * output.h (Output_section::clear_is_relro): New function.
1520 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1521 sections specially even when output_data_ is empty.
1522 (Output_segment::maximum_alignment): When first section is relro,
1523 only force alignment for PT_LOAD segments.
1524 * script.cc (script_data_segment_align): New function.
1525 (script_data_segment_relro_end): New function.
1526 * script-c.h (script_data_segment_align): Declare.
1527 (script_data_segment_relro_end): Declare.
1528 * script-sections.h (class Script_sections): Declare
1529 data_segment_align and data_segment_relro_end. Add fields
1530 segment_align_index_ and saw_relro_end_.
1531 * script-sections.cc (class Sections_element): Add set_is_relro
1532 virtual function. Add new bool* parameter to place_orphan_here.
1533 Add get_output_section virtual function.
1534 (class Output_section_definition): Add set_is_relro. Add new
1535 bool* parameter to place_orphan_here. Add get_output_section.
1536 Add is_relro_ field.
1537 (Output_section_definition::Output_section_definition): Initialize
1538 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1539 and is_relro_ fields.
1540 (Output_section_definition::place_orphan_here): Add is_relro
1542 (Output_section_definition::set_section_addresses): Set relro for
1544 (Output_section_definition::alternate_constraint): Likewise.
1545 (class Orphan_output_section): Add new bool* parameter to
1546 place_orphan_here. Add get_output_section.
1547 (Orphan_output_section::place_orphan_here): Add is_relro
1549 (Script_sections::Script_sections): Initialize
1550 data_segment_align_index_ and saw_relro_end_.
1551 (Script_sections::data_segment_align): New function.
1552 (Script_sections::data_segment_relro_end): New function.
1553 (Script_sections::place_orphan): Set or clear is_relro.
1554 (Script_sections::set_section_addresses): Force alignment of first
1556 * yyscript.y (exp): Call script_data_segment_align and
1557 script_data_segment_relro_end.
1558 * testsuite/relro_script_test.t: New file.
1559 * testsuite/relro_test.cc (using_script): Declare.
1560 (t1, t2): Test using_script.
1561 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1562 (relro_script_test_SOURCES): Define.
1563 (relro_script_test_DEPENDENCIES): Define.
1564 (relro_script_test_LDFLAGS): Define.
1565 (relro_script_test_LDADD): Define.
1566 (relro_script_test.so): New target.
1567 * testsuite/Makefile.in: Rebuild.
1569 2008-08-06 Cary Coutant <ccoutant@google.com>
1571 * archive.cc (Archive::total_archives, Archive::total_members)
1572 (Archive::total_members_loaded): New variables.
1573 (Archive::setup): Add parameter. Add option to preread
1575 (Archive::read_armap): Add counter.
1576 (Archive::get_file_and_offset): New function.
1577 (Archive::get_elf_object_for_member): New function.
1578 (Archive::read_all_symbols): New function.
1579 (Archive::read_symbols): New function.
1580 (Archive::add_symbols): Add counters.
1581 (Archive::include_all_members): Use armap to find members if it's
1583 (Archive::include_member): Skip reading symbols if already read.
1584 Factored code into Archive::get_file_and_offset and
1585 Archive::get_elf_object_for_member. Changed call to
1586 Mapfile::report_include_archive_member.
1587 (Archive::print_stats): New function.
1588 * archive.h: Declare Object and Read_symbols_data classes.
1589 (Archive::Archive): Add initializers for new members.
1590 (Archive::setup): Add parameter.
1591 (Archive::print_stats): New function.
1592 (Archive::total_archives, Archive::total_members)
1593 (Archive::total_members_loaded): New variables.
1594 (Archive::get_file_and_offset): New function.
1595 (Archive::get_elf_object_for_member): New function.
1596 (Archive::read_all_symbols): New function.
1597 (Archive::read_symbols): New function.
1598 (Archive::Archive_member): New class.
1599 (Archive::members_): New member.
1600 (Archive::num_members_): New member.
1601 * main.cc: Include archive.h.
1602 (main): Call Archive::print_stats.
1603 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1604 archive parameter; member_name is now the fully-decorated name.
1605 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1606 * options.h: (General_options): Add --preread-archive-symbols option.
1607 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1610 2008-08-04 Ian Lance Taylor <iant@google.com>
1612 * symtab.h (Symbol::use_plt_offset): New function.
1613 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1614 * powerpc.cc (Relocate::relocate): Likewise.
1615 * sparc.cc (Relocate::relocate): Likewise.
1616 * x86_64.cc (Relocate::relocate): Likewise.
1617 * testsuite/weak_plt.sh: New test.
1618 * testsuite/weak_plt_main.cc: New test.
1619 * testsuite/weak_plt_shared.cc: New test.
1620 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1621 (check_PROGRAMS): Add weak_plt.
1622 (check_DATA): Add weak_plt_shared.so.
1623 (weak_plt_main_pic.o, weak_plt): New targets.
1624 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1625 * testsuite/Makefile.in: Rebuild.
1627 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1629 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1630 * testsuite/Makefile.in: Rebuild.
1632 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1634 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1635 * Makefile.in: Regenerate.
1636 * po/POTFILES.in: Regenerate.
1638 2008-07-29 Ian Lance Taylor <iant@google.com>
1640 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1641 symbols before other symbols.
1642 * testsuite/script_test_2.cc (test_addr): Declare.
1643 (test_addr_alias): Declare.
1644 (main): Check that test_addr and test_addr_alias have the right
1646 * testsuite/script_test_2.t: Define test_addr_alias and
1649 2008-07-24 Ian Lance Taylor <iant@google.com>
1652 * descriptors.cc: New file.
1653 * descriptors.h: New file.
1654 * gold-threads.h (class Hold_optional_lock): New class.
1655 * fileread.cc: Include "descriptors.h".
1656 (File_read::~File_read): Release descriptor rather than closing
1658 (File_read::open) [file]: Call open_descriptor rather than open.
1659 Set is_descriptor_opened_.
1660 (File_read::open) [memory]: Assert that descriptor is not open.
1661 (File_read::reopen_descriptor): New function.
1662 (File_read::release): Release descriptor.
1663 (File_read::do_read): Make non-const. Reopen descriptor.
1664 (File_read::read): Make non-const.
1665 (File_read::make_view): Reopen descriptor.
1666 (File_read::do_readv): Likewise.
1667 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1668 Update declarations.
1669 * layout.cc: Include "descriptors.h".
1670 (Layout::create_build_id): Use open_descriptor rather than open.
1671 * output.cc: Include "descriptors.h".
1672 (Output_file::open): Use open_descriptor rather than open.
1673 * archive.cc (Archive::const_iterator): Change Archive to be
1675 (Archive::begin, Archive::end): Make non-const.
1676 (Archive::count_members): Likewise.
1677 * archive.h (class Archive): Update declarations.
1678 * object.h (Object::read): Make non-const.
1679 * Makefile.am (CCFILES): Add descriptors.cc.
1680 (HFILES): Add descriptors.h.
1681 * Makefile.in: Rebuild.
1684 * gold.h: Always include <clocale>. Add Solaris workarounds
1685 following code in binutils/sysdep.h.
1688 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1689 this->eh_frame_hdr_ is NULL before using it.
1691 * dynobj.cc (Versions::Versions): Update comment.
1693 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1694 the base version name.
1696 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1697 array size plus one.
1698 (Stringpool_template::set_string_offsets): Subtract one from key
1699 before using it as an array index.
1700 (Stringpool_template::get_offset_with_length): Likewise.
1701 (Stringpool_template::write_to_buffer): Likewise.
1702 * stringpool.h (Stringpool_template::get_offset_from_key):
1705 2008-07-23 Ian Lance Taylor <iant@google.com>
1708 * object.h (Merged_symbol_value::value): Do our best to handle a
1712 * script.cc (Version_script_info::get_versions): Don't add empty
1713 version tag to return value.
1714 (Version_script_info::get_symbol_version_helper): Change return
1715 type to bool. Add pversion parameter. Change all callers.
1716 (script_register_vers_node): Don't require a non-NULL tag.
1717 * script.h (class Version_script_info): Update declarations.
1718 (Version_script_info::get_symbol_version): Change return type to
1719 bool. Add version parameter. Change all callers.
1720 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1721 handling. Handle an empty version from a version script.
1722 (Symbol_table::define_special_symbol): Likewise.
1723 * testsuite/ver_test_10.script: New file.
1724 * testsuite/ver_test_10.sh: New file.
1725 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1726 (check_DATA): Add ver_test_10.syms.
1727 (ver_test_10.syms, ver_test_10.so): New target.
1728 * testsuite/Makefile.in: Rebuild.
1730 2008-07-23 Simon Baldwin <simonb@google.com>
1732 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1733 to zero for undefined symbols from dynamic libraries.
1735 2008-07-23 Ian Lance Taylor <iant@google.com>
1737 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1739 * symtab.h (class Symbol_table): Update declaration.
1740 * testsuite/ver_test_9.cc: New file.
1741 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1742 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1743 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1744 (ver_test_9.so, ver_test_9.o): New targets.
1745 * testsuite/Makefile.in: Rebuild.
1747 2008-07-22 Ian Lance Taylor <iant@google.com>
1749 * options.h (class General_options): Define --check-sections.
1750 * layout.cc (Layout::set_segment_offsets): Handle
1753 * options.h (class General_options): Define -n/--nmagic and
1755 * options.cc (General_options::finalize): For -n/--nmagic or
1756 -N/--omagic, set -static.
1757 * layout.cc (Layout::attach_allocated_section_to_segment): If
1758 -N/--omagic, don't put read-only and read-write sections in
1760 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1761 finding a read-only segment.
1762 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1763 don't set the minimum segment alignment to the common page size,
1764 and don't set the file offset to the address modulo the page size.
1765 * script-sections.cc (Script_sections::create_segments): If
1766 -n/--omagic, don't put read-only and read-write sections in
1769 * cref.cc: New file.
1771 * options.h (class General_options): Add --print-symbol-counts.
1772 * main.cc (main): Issue defined symbol report if requested.
1773 * archive.cc (Archive::interpret_header): Make into a const member
1775 (Archive::add_symbols): Call Input_objects::archive_start and
1777 (Archive::const_iterator): Define new class.
1778 (Archive::begin, Archive::end): New functions.
1779 (Archive::include_all_members): Rewrite to use iterator.
1780 (Archive::count_members): New function.
1781 * archive.h (class Archive): Update declarations.
1782 (Archive::filename): New function.
1783 * object.cc: Include "cref.h".
1784 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1785 (Sized_relobj::do_get_global_symbol_counts): New function.
1786 (Input_objects::add_object): Add object to cross-referencer.
1787 (Input_objects::archive_start): New function.
1788 (Input_objects::archive_stop): New function.
1789 (Input_objects::print_symbol_counts): New function.
1790 * object.h: Declare Cref and Archive.
1791 (Object::get_global_symbol_counts): New function.
1792 (Object::do_get_global_symbol_counts): New pure virtual function.
1793 (class Sized_relobj): Add defined_count_ field. Update
1795 (class Input_objects): Add cref_ field. Update constructor.
1796 Update declarations.
1797 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1799 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1801 (Sized_dynobj::do_get_global_symbol_counts): New function.
1802 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1803 defined_count_. Update declarations. Define Symbols typedef.
1804 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1805 parameter. Change all callers.
1806 (Symbol_table::add_from_dynobj): Add sympointers and defined
1807 parameters. Change all callers.
1808 * symtab.h (class Symbol_table): Update declarations.
1809 * Makefile.am (CCFILES): Add cref.cc.
1810 (HFILES): Add cref.h.
1811 * Makefile.in: Rebuild.
1813 2008-07-22 Simon Baldwin <simonb@google.com>
1815 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1816 to zero when writing undefined symbols.
1818 2008-07-22 Ian Lance Taylor <iant@google.com>
1820 * output.cc (Output_section::add_input_section): Don't try to
1821 merge empty merge sections.
1823 2008-07-21 Craig Silverstein <csilvers@google.com>
1825 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1826 Include symbol version in error message.
1828 2008-07-20 Chris Demetriou <cgd@google.com>
1830 * configure.ac (gold_cv_c_random_seed): New configured variable.
1831 (RANDOM_SEED_CFLAGS): New substituted variable.
1832 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1833 * configure: Rebuild.
1834 * Makefile.in: Likewise.
1835 * testsuite/Makefile.in: Likewise.
1837 2008-07-18 Ian Lance Taylor <iant@google.com>
1839 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1840 where we see NAME/NULL and NAME/VERSION as separate symbols.
1841 * testsuite/ver_test_main.cc (main): Call t4.
1842 (t4, t4_2a): Define.
1843 * testsuite/ver_test_2.cc (t4_2): Define.
1844 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1845 * testsuite/ver_test_4.cc (t4_2a): Define.
1846 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1847 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1849 2008-07-17 Ian Lance Taylor <iant@google.com>
1851 * dynobj.cc (Versions::add_def): If we give an error about a
1852 missing version, go ahead and create the version anyhow.
1854 2008-07-10 Ian Lance Taylor <iant@google.com>
1856 Handle output sections with more than 0x7fffffff bytes.
1857 * object.h (class Relobj): Change map_to_output_ to
1858 output_sections_, and just keep a section pointer. Change all
1859 uses. Move comdat group support to Sized_relobj.
1860 (Relobj::is_section_specially_mapped): Remove.
1861 (Relobj::output_section): Remove poff parameter. Change all
1863 (Relobj::output_section_offset): New function.
1864 (Relobj::set_section_offset): Rewrite.
1865 (Relobj::map_to_output): Remove.
1866 (Relobj::output_sections): New function.
1867 (Relobj::do_output_section_offset): New pure virtual function.
1868 (Relobj::do_set_section_offset): Likewise.
1869 (class Sized_relobj): Add section_offsets_ field. Add comdat
1870 group support from Relobj. Update declarations.
1871 (Sized_relobj::get_output_section_offset): New function.
1872 (Sized_relobj::do_output_section_offset): New function.
1873 (Sized_relobj::do_set_section_offset): New function.
1874 * object.cc (Relobj::output_section_address): Remove.
1875 (Sized_relobj::Sized_relobj): Initialize new fields.
1876 (Sized_relobj::include_section_group): Cast find_kept_object to
1878 (Sized_relobj::include_linkonce_section): Likewise.
1879 (Sized_relobj::do_layout): Use separate arrays for output section
1881 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1883 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1884 output_sections and section_offsets.
1885 (Sized_relobj::write_local_symbols): Likewise.
1886 (map_to_kept_section): Compute output address directly.
1887 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1888 output_sections and section_offsets.
1889 (Sized_relobj::write_sections): Likewise.
1890 (Sized_relobj::relocate_sections): Likewise.
1891 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1892 * output.h (class Output_reloc): Update declarations. Change
1893 u2_.relobj to Sized_relobj*.
1894 (class Output_data_reloc): Change add functions to use
1896 * output.cc (Output_reloc::Output_reloc): Change relobj to
1898 (Output_reloc::local_section_offset): Change return type to
1899 Elf_Addr. Use get_output_section_offset.
1900 (Output_reloc::get_address): Likewise.
1901 (Output_section::is_input_address_mapped): Don't call
1902 is_section_specially_mapped.
1903 (Output_section::output_offset): Likewise.
1904 (Output_section::output_address): Likewise.
1905 (Output_section::starting_output_address): Likewise.
1906 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1907 parameter to Sized_relobj*.
1908 (Copy_relocs::need_copy_reloc): Likewise.
1909 (Copy_relocs::save): Likewise.
1910 * copy-relocs.h (class Copy_relocs): Update declarations.
1911 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1912 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1913 * target-reloc.h (relocate_for_relocatable): Change
1914 offset_in_output_section type to Elf_Addr. Change code that uses
1916 * layout.cc (Layout::layout): Always set *off.
1917 * mapfile.cc (Mapfile::print_input_section): Use
1918 output_section_offset.
1919 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1921 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1922 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1923 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1925 2008-07-03 Ian Lance Taylor <iant@google.com>
1927 * layout.cc (Layout::include_section): Do not discard unrecognized
1928 SHT_STRTAB sections.
1930 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1932 * script.cc (Lex::can_continue_name): Make '?' allowable in
1933 version-script names.
1934 * testsuite/version_script.map: Change glob pattern to use '?'
1936 2008-06-30 Manish Singh <yosh@gimp.org>
1939 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1942 2008-06-30 Ian Lance Taylor <iant@google.com>
1946 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1947 versions]: Don't try to read the value in the contents, since we
1948 don't use it. Use the template endianness when writing.
1950 2008-06-25 Cary Coutant <ccoutant@google.com>
1952 * fileread.cc (File_read::make_view): Assert on zero-length view.
1953 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1954 symbol table when there are no symbols to read.
1956 2008-06-23 Craig Silverstein <csilvers@google.com>
1958 * version.cc (version_string): Bump to 1.7
1960 2008-06-18 Craig Silverstein <csilvers@google.com>
1962 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1963 constant 0xFFFF to type Valtype.
1964 (Powerpc_relocate_functions::rel16_ha): Likewise.
1966 2008-06-17 Ian Lance Taylor <iant@google.com>
1968 * output.h (Output_section::Input_section): Initialize p2align_ to
1969 zero for Output_section_data constructors.
1970 (Output_section::Input_section::addralign): If not an input
1971 section, return the alignment of the Output_section_data.
1972 * testsuite/copy_test.cc: New file.
1973 * testsuite/copy_test_1.cc: New file.
1974 * testsuite/copy_test_2.cc: New file.
1975 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1976 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1977 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1978 (copy_test_1_pic.o, copy_test_1.so): New targets.
1979 (copy_test_2_pic.o, copy_test_2.so): New targets.
1980 * testsuite/Makefile.in: Rebuild.
1982 * script-sections.cc (Script_sections::place_orphan): Initialize
1983 local variable exact.
1985 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1987 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1989 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1990 David S. Miller <davem@davemloft.net>
1992 * powerpc.cc: New file.
1993 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1994 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1995 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1996 * Makefile.in: Rebuild.
1998 2008-06-09 Ian Lance Taylor <iant@google.com>
2000 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2002 (throwing, orig_terminate): New static variables.
2003 (terminate_handler): New static function.
2004 (t2): Set terminate handler.
2006 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2009 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2012 2008-05-30 Cary Coutant <ccoutant@google.com>
2014 * archive.cc (Archive::include_all_members) Correct to step
2015 over symbol table and extended name table in thin archives.
2017 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2020 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2023 2008-05-28 Caleb Howe <cshowe@google.com>
2025 * reduced_debug_output.cc: New file.
2026 * reduced_debug_output.h: New file.
2027 * options.h (class General_options): Add --strip-debug-non-line.
2028 * options.cc (General_options::finalize): Add strip_debug_non_line
2029 to the strip heirarchy.
2030 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2032 * layout.cc: Include "reduced_debug_output.h".
2033 (Layout::Layout): Initialize new fields.
2034 (line_only_debug_sections): New static array.
2035 (is_lines_only_debug_sections): New static inline function.
2036 (Layout::include_section): Handle --strip-debug-non-line.
2037 (Layout::make_output_section): If --strip-debug-non-line, build
2038 new output sections for .debug_abbrev and .debug_info.
2039 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2040 gold. Warn about possible overflow.
2041 (read_signed_LEB_128): Likewise.
2042 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2043 (read_signed_LEB_128): Declare.
2044 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2045 (HFILES): Add reduced_debug_output.h.
2046 * Makefile.in: Rebuild.
2048 2008-05-21 Ian Lance Taylor <iant@google.com>
2050 * mapfile.cc: New file.
2051 * mapfile.h: New file.
2052 * options.h (class General_options): Add -M/--print-map and -Map.
2053 * options.cc (General_options::finalize): Make -M equivalent to
2055 * main.cc: Include <cstdio> and "mapfile.h".
2056 (main): Open mapfile if requested.
2057 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2058 constructor. Change caller.
2059 (queue_initial_tasks): Add mapfile parameter. Change caller.
2060 (queue_middle_tasks): Likewise.
2061 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2063 * archive.cc: Include "mapfile.h".
2064 (Archive::add_symbols): Add mapfile parameter. Change all
2065 callers. Pass mapfile, symbol, and reason to include_member.
2066 (Archive::include_all_members): Add mapfile parameter. Change all
2068 (Archive::include_member): Add mapfile, sym, and why parameters.
2069 Change all callers. Report inclusion to map file.
2070 * archive.h: Include "fileread.h".
2071 (class Archive): Update declarations.
2072 (Archive::file): New const method.
2073 (class Add_archive_symbols): Add mapfile_ field. Update
2074 constructor. Change all callers.
2075 * readsyms.h (class Read_symbols): Likewise.
2076 (class Finish_group): Likewise.
2077 (class Read_script): Likewise.
2078 * common.cc: Include "mapfile.h".
2079 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2081 (Symbol_table::do_allocate_commons): Likewise.
2082 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2083 symbol allocation to mapfile.
2084 * common.h (class Allocate_commons_task): Add mapfile_ field.
2085 Update constructor. Change all callers.
2086 * symtab.h (class Symbol_table): Update declarations.
2087 * layout.cc: Include "mapfile.h".
2088 (Layout_task_runner::run): Print information to mapfile.
2089 (Layout::create_gold_note): Change Output_data_fixed_space to
2090 Output_data_zero_fill.
2091 (Layout::create_build_id): Likewise.
2092 (Layout::print_to_mapfile): New function.
2093 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2094 constructor. Change caller.
2095 (class Layout): Declare print_to_mapfile.
2096 * output.cc (Output_section::Input_section::print_to_mapfile): New
2098 (Output_section::add_input_section): If producing a map, always
2099 add to input_sections_ list.
2100 (Output_section::do_print_to_mapfile): New function.
2101 (Output_segment::print_sections_to_mapfile): New function.
2102 (Output_segment::print_section_list_to_mapfile): New function.
2103 * output.h: Include "mapfile.h".
2104 (Output_data::print_to_mapfile): New function.
2105 (Output_data::do_print_to_mapfile): New virtual function.
2106 (Output_segment_headers::do_print_to_mapfile): New function.
2107 (Output_file_header::do_print_to_mapfile): New function.
2108 (Output_data_const::do_print_to_mapfile): New function.
2109 (class Output_data_const_buffer): Add map_name_ field. Update
2110 constructor. Change all callers. Add do_print_to_mapfile
2112 (class Output_data_fixed_space): Likewise.
2113 (class Output_data_space): Likewise.
2114 (class Output_data_zero_fill): New class.
2115 (Output_data_strtab::do_print_to_mapfile): New function.
2116 (Output_data_reloc_base::do_print_to_mapfile): New function.
2117 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2118 (Output_data_group::do_print_to_mapfile): New function.
2119 (Output_data_got::do_print_to_mapfile): New function.
2120 (Output_data_dynamic::do_print_to_mapfile): New function.
2121 (Output_symtab_xindex::do_print_to_mapfile): New function.
2122 (class Output_section): Declare do_print_to_mapflie. Declare
2123 print_to_mapfile in Input_section.
2124 (class Output_segment): Declare new functions.
2125 * object.h (Sized_relobj::symbol_count): New function.
2126 * script-sections.cc
2127 (Output_section_element_dot_assignment::set_section_addresses):
2128 Change Output_data_fixed_space to Output_data_zero_fill.
2129 (Output_data_expression::do_print_to_mapfile): New function.
2130 * script.cc (read_input_script): Add mapfile parameter. Change
2132 * script.h (read_input_script): Update declaration.
2133 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2134 (Eh_frame::do_print_to_mapfile): New function.
2135 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2136 (Output_merge_string::do_print_to_mapfile): New function.
2137 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2139 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2141 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2143 * Makefile.am (CCFILES): Add mapfile.cc.
2144 (HFILES): Add mapfile.h.
2145 * Makefile.in: Rebuild.
2147 2008-05-19 Ian Lance Taylor <iant@google.com>
2149 * options.h (class General_options): Add -z relro.
2150 * layout.cc (Layout::Layout): Initialize relro_segment_.
2151 (Layout::add_output_section_data): Return the output section.
2152 (Layout::make_output_section): Rcognize relro sections and mark
2154 (Layout::attach_allocated_section_to_segment): Put relro sections
2155 in a PT_GNU_RELRO segment.
2156 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2158 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2160 (Layout::linkonce_mapping): Map d.rel.ro.local to
2162 (Layout::output_section_name): Us .data.rel.ro.local for any
2163 section which begins with that.
2164 * layout.h (class Layout): Update add_output_section_data
2165 declaration. Add relro_segment_ field.
2166 * output.cc (Output_section::Output_section): Initialize is_relro_
2167 and is_relro_local_ fields.
2168 (Output_segment::add_output_section): Group relro sections.
2169 (Output_segment::is_first_section_relro): New function.
2170 (Output_segment::maximum_alignment): If there is a relro section,
2171 align the segment to the common page size.
2172 (Output_segment::set_section_addresses): Track whether we are
2173 looking at relro sections. If the last section is a relro
2174 section, align to the common page size.
2175 (Output_segment::set_section_list_addresses): Add in_relro
2176 parameter. Change all callers. Align to the page size when
2177 moving from relro to non-relro section.
2178 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2180 * output.h (class Output_section): Add is_relro_ and
2181 is_relro_local_ fields.
2182 (Output_section::is_relro): New function.
2183 (Output_section::set_is_relro): New function.
2184 (Output_section::is_relro_local): New function.
2185 (Output_section::set_is_relro_local): New function.
2186 (class Output_segment): Update declarations.
2187 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2188 * sparc.cc (Target_sparc::got_section): Likewise.
2189 * x86_64.cc (Target_x86_64::got_section): Likewise.
2190 * testsuite/relro_test_main.cc: New file.
2191 * testsuite/relro_test.cc: New file.
2192 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2193 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2194 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2195 (relro_test.so, relro_test_pic.o): New targets.
2196 * testsuite/Makefile.in: Rebuild.
2198 2008-05-16 Ian Lance Taylor <iant@google.com>
2200 * output.cc (Output_segment::add_output_section): Remove front
2202 * output.h (class Output_segment): Remove
2203 add_initial_output_section and overloaded add_output_section.
2204 Update declaration of remaining add_output_section.
2205 * layout.cc (Layout::create_interp): Call add_output_section
2206 rather than add_initial_output_section.
2207 (Layout::finish_dynamic_section): Likewise.
2209 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2210 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2211 know the dynamic type.
2212 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2213 field. Initialize it in constructor.
2214 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2215 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2216 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2219 * output.cc (Output_reloc::get_address): Change return type to
2221 * output.h (class Output_reloc): Update get_address declaration.
2222 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2223 for section addresses.
2225 2008-05-09 Ian Lance Taylor <iant@google.com>
2228 * gold.cc (gold_nomem): Use return value of write.
2230 2008-05-08 Ian Lance Taylor <iant@google.com>
2232 * symtab.c (Symbol::init_base_output_data): Add version
2233 parameter. Change all callers.
2234 (Symbol::init_base_output_segment): Likewise.
2235 (Symbol::init_base_constant): Likewise.
2236 (Symbol::init_base_undefined): Likewise.
2237 (Sized_symbol::init_output_data): Likewise.
2238 (Sized_symbol::init_output_segment): Likewise.
2239 (Sized_symbol::init_constant): Likewise.
2240 (Sized_symbol::init_undefined): Likewise.
2241 (Symbol_table::do_define_in_output_data): If the new symbol has a
2242 version, mark it as the default.
2243 (Symbol_table::do_define_in_output_segment): Likewise.
2244 (Symbol_table::do_define_as_constant): Likewise.
2245 * symtab.h (class Symbol): Update declarations.
2246 (class Sized_symbol): Likewise.
2247 * resolve.cc (Symbol::override_version): New function.
2248 (Symbol::override_base): Call override_version.
2249 (Symbol::override_base_with_special): Likewise.
2250 * testsuite/ver_script_8.script: New file.
2251 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2252 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2253 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2254 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2256 2008-05-06 Ian Lance Taylor <iant@google.com>
2259 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2261 (class General_options): Remove existing --undefined, and add
2262 --no-undefined instead. Add new --undefined as synonym for -u.
2263 * archive.cc (Archive::add_symbols): Check whether symbol was
2265 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2266 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2267 all uses. Add IS_UNDEFINED. Update declarations to split
2268 different versions of init_base. Declare init_base_undefined.
2269 (Symbol::is_defined): Handle IS_UNDEFINED.
2270 (Symbol::is_undefined): Likewise.
2271 (Symbol::is_weak_undefined): Call is_undefined.
2272 (Symbol::is_absolute): Handle IS_CONSTANT.
2273 (class Sized_symbol): Update declarations to split different
2274 versions of init. Declare init_undefined.
2275 (class Symbol_table): Declare new functions.
2276 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2278 (Symbol::init_base_output_data): Likewise.
2279 (Symbol::init_base_output_segment): Likewise.
2280 (Symbol::init_base_constant): Likewise.
2281 (Symbol::init_base_undefined): New function.
2282 (Sized_symbol::init_object): Rename from init. Change all
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): New function.
2288 (Symbol_table::add_undefined_symbols_from_command_line): New
2290 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2292 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2293 (Symbol::output_section): Likewise.
2294 (Symbol::set_output_section): Likewise.
2295 (Symbol_table::sized_finalize_symbol): Likewise.
2296 (Symbol_table::sized_write_globals): Likewise.
2297 * resolve.cc (Symbol_table::should_override): Likewise.
2298 (Symbol::override_base_with_special): Likewise.
2300 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2301 symbol, change it to have default visibility.
2302 * testsuite/protected_1.cc: New file.
2303 * testsuite/protected_2.cc: New file.
2304 * testsuite/protected_3.cc: New file.
2305 * testsuite/protected_main_1.cc: New file.
2306 * testsuite/protected_main_2.cc: New file.
2307 * testsuite/protected_main_3.cc: New file.
2308 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2309 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2310 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2311 (protected_1.so): New target.
2312 (protected_1_pic.o, protected_2_pic.o): New targets.
2313 (protected_3_pic.o): New target.
2314 (check_PROGRAMS): Add protected_2.
2315 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2316 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2317 * testsuite/Makefile.in: Rebuild.
2319 * options.h (DEFINE_var): Add set_user_set_##varname__.
2320 (DEFINE_bool_alias): New macro.
2321 (class General_options): Define -Bstatic using DEFINE_bool_alias
2322 rather than DEFINE_special. Add --undefined as an alias for -z
2324 * options.cc (General_options::parse_Bstatic): Remove.
2326 * options.h (class General_options): Add --fatal-warnings.
2327 * main.cc (main): Implement --fatal-warnings.
2328 * errors.h (Errors::warning_count): New function.
2330 * options.h (class General_options): Add -Bsymbolic-functions.
2331 * symtab.h (Symbol::is_preemptible): Check for
2332 -Bsymbolic-functions.
2334 2008-05-05 Ian Lance Taylor <iant@google.com>
2336 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2337 as noVARNAME rather than no-VARNAME.
2338 (class General_options): Add option -z combreloc.
2339 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2341 (Output_reloc::sort_before) [SHT_REL]: New function.
2342 (Output_reloc::sort_before) [SHT_RELA]: New function.
2343 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2344 Sort_relocs_comparison.
2345 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2346 parameter. Change all callers.
2347 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2348 sort_relocs parameter. Change all callers.
2349 * output.cc (Output_reloc::get_address): New function, broken out
2351 (Output_reloc::write_rel): Call it.
2352 (Output_reloc::compare): New function.
2353 (Output_data_reloc_base::do_write): Optionally sort relocs.
2355 * configure.ac: If targ_extra_obj is set, link it in.
2356 * configure.tgt: Initialize all variables.
2357 (x86_64*): Set targ_extra_obj and targ_extra_size.
2358 * configure: Rebuild.
2360 * object.cc (Sized_relobj::include_section_group): Adjust section
2361 indexes read from group data. Build vector to pass to
2363 * layout.cc (Layout::layout_group): Add flags and shndxes
2364 parameters. Remove contents parameter. Change caller. Update
2365 explicit instantiations.
2366 * layout.h (class Layout): Update layout_group declaration.
2367 * output.cc (Output_data_group::Output_data_group): Add flags and
2368 input_shndxes parameters. Remove contents parameter. Change
2370 (Output_data_group::do_write): Change input_sections_ to
2372 * output.h (class Output_data_group): Update constructor
2373 declaration. Rename input_sections_ to input_shndxes_.
2374 * testsuite/many_sections_test.cc: Add template.
2376 2008-04-30 Cary Coutant <ccoutant@google.com>
2378 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2380 * layout.cc (Layout::include_section): Refactored check for debug
2382 (Layout::add_comdat): Add new parameters. Change type
2383 of signature parameter. Add object and shndx to signatures table.
2384 (Layout::find_kept_object): New function.
2385 * layout.h: Include <cstring>.
2386 (Layout::is_debug_info_section): New function.
2387 (Layout::add_comdat): Add new parameters.
2388 (Layout::find_kept_object): New function.
2389 (Layout::Kept_section): New struct.
2390 (Layout::Signatures): Change type of map range.
2391 * object.cc (Relobj::output_section_address): New function.
2392 (Sized_relobj::include_section_group): Add new parameters. Change
2393 calls to Layout::add_comdat. Change to build table of kept comdat
2394 groups and table mapping discarded sections to kept sections.
2395 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2396 (Sized_relobj::do_layout): Change calls to include_section_group and
2397 include_linkonce_section.
2398 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2399 value to zero when section is discarded.
2400 (Sized_relobj::map_to_kept_section): New function.
2401 * object.h (Relobj::output_section_address): New function.
2402 (Relobj::Comdat_group): New type.
2403 (Relobj::find_comdat_group): New function.
2404 (Relobj::Comdat_group_table): New type.
2405 (Relobj::Kept_comdat_section): New type.
2406 (Relobj::Kept_comdat_section_table): New type.
2407 (Relobj::add_comdat_group): New function.
2408 (Relobj::set_kept_comdat_section): New function.
2409 (Relobj::get_kept_comdat_section): New function.
2410 (Relobj::comdat_groups_): New field.
2411 (Relobj::kept_comdat_sections_): New field.
2412 (Symbol_value::input_value): Update comment.
2413 (Sized_relobj::map_to_kept_section) New function.
2414 (Sized_relobj::include_linkonce_section): Add new parameter.
2415 * target-reloc.h (Comdat_behavior): New type.
2416 (get_comdat_behavior): New function.
2417 (relocate_section): Add code to map a discarded section to the
2418 corresponding kept section when applying a relocation.
2420 2008-04-30 Craig Silverstein <csilvers@google.com>
2422 * dwarf_reader.cc (next_generation_count): New static var.
2423 (Addr2line_cache_entry): New struct.
2424 (addr2line_cache): New static var.
2425 (Dwarf_line_info::one_addr2line): Added caching.
2426 (Dwarf_line_info::clear_addr2line_cache): New function.
2427 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2428 cache-size parameter.
2429 (Dwarf_line_info::one_addr2line_cache): New function.
2430 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2431 new cache-size argument to one_addr2line(), and clear cache.
2433 2008-04-28 Cary Coutant <ccoutant@google.com>
2435 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2436 R_386_PC8 relocations.
2438 2008-04-23 Ian Lance Taylor <iant@google.com>
2440 * object.cc (Sized_relobj::include_section_group): Check for
2441 invalid section group.
2443 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2446 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2447 than read for file header.
2448 * archive.cc (Archive::include_member): Likewise.
2450 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2452 * aclocal.m4: Regenerate.
2453 * configure: Regenerate.
2455 2008-04-19 Ian Lance Taylor <iant@google.com>
2457 * version.cc (version_string): Bump to 1.6.
2459 * testsuite/Makefile.am (many_sections_r_test): New target.
2460 (many_sections_r_test_SOURCES): Remove.
2461 (many_sections_r_test_DEPENDENCIES): Remove.
2462 (many_sections_r_test_LDFLAGS): Remove.
2463 (many_sections_r_test_LDADD): Remove.
2465 * object.cc (Sized_relobj::do_add_symbols): Always pass
2466 local_symbol_count_ to add_from_relobj.
2468 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2469 every thousand variables.
2470 * testsuite/Makefile.in: Rebuild.
2472 * object.cc (Xindex::initialize_symtab_xindex): New function.
2473 (Xindex::read_symtab_xindex): New function.
2474 (Xindex::sym_xindex_to_shndx): New function.
2475 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2477 (Sized_relobj::do_initialize_xindex): New function.
2478 (Sized_relobj::do_read_symbols): Adjust section links.
2479 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2480 parameter. Change all callers.
2481 (Sized_relobj::include_section_group): Adjust section links and
2482 symbol section indexes.
2483 (Sized_relobj::do_layout): Adjust section links.
2484 (Sized_relobj::do_count_local_symbols): Adjust section links and
2485 symbol section indexes.
2486 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2487 ordinary and special symbols.
2488 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2489 dynsym_xindex parameters. Change all callers. Adjust section
2490 links. Use SHN_XINDEX when needed.
2491 (Sized_relobj::get_symbol_location_info): Adjust section links.
2492 Don't get fooled by special symbols.
2493 * object.h (class Xindex): Define.
2494 (class Object): Add xindex_ parameter. Declare virtual functoin
2495 do_initialize_xindex.
2496 (Object::adjust_sym_shndx): New function.
2497 (Object::set_xindex): New protected function.
2498 (class Symbol_value): Add is_ordinary_shndx_ field.
2499 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2500 (Symbol_value::value): Assert ordinary section.
2501 (Symbol_value::initialize_input_to_output_map): Likewise.
2502 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2504 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2506 (class Sized_relobj): Update declarations.
2507 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2508 parameter. Change all callers.
2509 (Sized_relobj::adjust_shndx): New function.
2510 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2512 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2513 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2514 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2515 (Sized_dynobj::read_dynsym_section): Adjust section links.
2516 (Sized_dynobj::read_dynamic): Likewise.
2517 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2519 (Sized_dynobj::do_initialize_xindex): New function.
2520 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2521 do_initialize_xindex.
2522 (Sized_dynobj::adjust_shndx): New function.
2523 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2524 dynsym_xindex_ fields.
2525 (Layout::finalize): Add a call to set_section_indexes before
2526 creating the symtab sections.
2527 (Layout::set_section_indexes): Don't do anything if the section
2528 already has a section index.
2529 (Layout::create_symtab_sections): Add shnum parameter. Change
2530 caller. Create .symtab_shndx section if needed.
2531 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2533 (Layout::allocated_output_section_count): New function.
2534 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2536 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2537 fields. Update declarations.
2538 (Layout::symtab_xindex): New function.
2539 (Layout::dynsym_xindex): New function.
2540 (class Write_symbols_task): Add layout_ field.
2541 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2543 * output.cc (Output_section_headers::Output_section_headers): Add
2544 shstrtab_section parameter. Change all callers.
2545 (Output_section_headers::do_sized_write): Store overflow values
2546 for section count and section string table section index in
2547 section header zero.
2548 (Output_file_header::do_sized_write): Check for overflow of
2549 section count and section string table section index.
2550 (Output_symtab_xindex::do_write): New function.
2551 (Output_symtab_xindex::endian_do_write): New function.
2552 * output.h (class Output_section_headers): Add shstrtab_section_.
2553 Update declarations.
2554 (class Output_symtab_xindex): Define.
2555 (Output_section::has_out_shndx): New function.
2556 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2558 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2560 (Sized_symbol::init): Likewise.
2561 (Symbol::output_section): Check for ordinary symbol.
2562 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2563 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2565 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2566 Change all callers. Simplify handling of symbols from sections
2567 not included in the link.
2568 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2570 (Weak_alias_sorter::operator()): Assert that symbols are
2572 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2574 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2575 parameters. Change all callers.
2576 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2577 symbol distinction. Use SHN_XINDEX when needed.
2578 (Symbol_table::write_section_symbol): Add symtab_xindex
2579 parameter. Change all callers.
2580 (Symbol_table::sized_write_section_symbol): Likewise. Use
2581 SHN_XINDEX when needed.
2582 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2584 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2585 (Symbol::is_defined): Check is_ordinary.
2586 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2587 (Symbol::is_absolute, Symbol::is_common): Likewise.
2588 (class Sized_symbol): Update declarations.
2589 (class Symbol_table): Update declarations.
2590 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2591 parameters. Change all callers.
2592 (Sized_symbol::override): Likewise.
2593 (Symbol_table::override): Likewise.
2594 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2595 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2596 is_ordinary, and orig_st_shndx parameters. Change all callers.
2597 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2598 to be in an ordinary section.
2599 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2600 object and is_ordinary parameters. Change all callers.
2601 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2602 Change all callers. Don't add undefined or non-ordinary symbols
2604 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2606 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2608 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2609 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2610 (Sized_relobj::relocate_sections): Likewise.
2611 * target-reloc.h (scan_relocs): Adjust section symbol index.
2612 (scan_relocatable_relocs): Likewise.
2613 * i386.cc (Scan::local): Check for ordinary symbols.
2614 * sparc.cc (Scan::local): Likewise.
2615 * x86_64.cc (Scan::local): Likewise.
2616 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2617 to symbol_section_and_value.
2618 * testsuite/many_sections_test.cc: New file.
2619 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2620 (check_PROGRAMS): Add many_sections_test.
2621 (many_sections_test_SOURCES): Define.
2622 (many_sections_test_DEPENDENCIES): Define.
2623 (many_sections_test_LDFLAGS): Define.
2624 (BUILT_SOURCES): Add many_sections_define.h.
2625 (many_sections_define.h): New target.
2626 (BUILT_SOURCES): Add many_sections_check.h.
2627 (many_sections_check.h): New target.
2628 (check_PROGRAMS): Add many_sections_r_test.
2629 (many_sections_r_test_SOURCES): Define.
2630 (many_sections_r_test_DEPENDENCIES): Define.
2631 (many_sections_r_test_LDFLAGS): Define.
2632 (many_sections_r_test_LDADD): Define.
2633 (many_sections_r_test.o): New target.
2634 * testsuite/Makefile.in: Rebuild.
2636 2008-04-17 Cary Coutant <ccoutant@google.com>
2638 * errors.cc (Errors::info): New function.
2639 (gold_info): New function.
2640 * errors.h (Errors::info): New function.
2641 * gold.h (gold_info): New function.
2642 * object.cc (Input_objects::add_object): Print trace output.
2643 * options.cc (options::parse_set): New function.
2644 (General_options::parse_wrap): Deleted.
2645 (General_options::General_options): Deleted initializer.
2646 * options.h (options::String_set): New typedef.
2647 (options::parse_set): New function.
2648 (DEFINE_set): New macro.
2649 (General_options::wrap): Changed to use DEFINE_set. Changed
2650 callers of any_wrap_symbols and is_wrap_symbol.
2651 (General_options::trace, General_options::trace_symbol):
2653 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2654 (General_options::wrap_symbols_): Deleted.
2655 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2657 2008-04-17 David S. Miller <davem@davemloft.net>
2659 * options.cc (General_options::parse_V): New function.
2660 * options.h: Add entries for -V and -Qy.
2662 2008-04-17 Ian Lance Taylor <iant@google.com>
2664 * common.cc (Symbol_table::allocate_commons): Remove options
2665 parameter. Change caller.
2666 (Symbol_table::do_allocate_commons): Remove options parameter.
2667 Change caller. Just call do_allocate_commons_list twice.
2668 (Symbol_table::do_allocate_commons_list): New function, broken out
2669 of do_allocate_commons.
2670 * common.h (class Allocate_commons_task): Remove options_ field.
2672 * symtab.cc (Symbol_table::Symbol_table): Initialize
2674 (Symbol_table::add_from_object): Put TLS common symbols on
2676 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2677 which are IN_OUTPUT_DATA.
2678 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2679 allocate_commons and do_allocate_commons declarations. Declare
2680 do_allocate_commons_list.
2681 * gold.cc (queue_middle_tasks): Update creation of
2682 Allocate_commons_task to not pass options.
2683 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2684 (TLS_TEST_C_FLAGS): New variable.
2685 (tls_test_c_pic.o): New target.
2686 (tls_test_shared.so): Link in tls_test_c_pic.o.
2687 (tls_test_c_pic_ie.o): New target.
2688 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2689 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2690 (tls_test_c.o): New target.
2691 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2692 (tls_pic_test_LDADD): Likewise.
2693 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2694 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2695 (tls_test_c_gnu2.o): New target.
2696 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2698 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2699 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2700 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2701 * testsuite/tls_test.cc: Include "config.h".
2702 (t_last): Call t11_last.
2703 * testsuite/tls_test.h (t11, t11_last): Declare.
2704 * testsuite/tls_test_c.c: New file.
2705 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2706 * configure.ac: Check for OpenMP support.
2707 * configure, config.in, Makefile.in: Rebuild.
2708 * testsuite/Makefile.in: Rebuild.
2710 2008-04-16 Cary Coutant <ccoutant@google.com>
2712 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2713 (Target_i386::tls_base_symbol_defined_): New field.
2714 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2715 (Target_i386::Scan::global): Likewise.
2716 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2717 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2718 (Target_x86_64::tls_base_symbol_defined_): New field.
2719 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2720 (Target_x86_64::Scan::global): Likewise.
2722 2008-04-16 Cary Coutant <ccoutant@google.com>
2724 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2725 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2726 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2727 building shared libraries.
2728 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2729 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2730 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2731 * testsuite/Makefile.in: Rebuild.
2732 * testsuite/weak_undef.h: New file.
2733 * testsuite/weak_undef_file1.cc: Add extra test cases.
2734 * testsuite/weak_undef_file2.cc: Likewise.
2735 * testsuite/weak_undef_test.cc: Likewise.
2737 2008-04-16 David S. Miller <davem@davemloft.net>
2739 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2740 Add issued_non_pic_error_ field. Declare check_non_pic.
2741 (Target_sparc::Scan::check_non_pic): New function.
2742 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2743 (Target_sparc::Scan::global): Likewise.
2745 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2746 * configure: Rebuild.
2748 * options.h (DEFINE_enable): New macro.
2749 (new_dtags): New enable option.
2750 (initfirst, interpose, loadfltr, nodefaultlib,
2751 nodelete, nodlopen, nodump): New -z options.
2752 * layout.cc (Layout:finish_dynamic_section): If new
2753 dtags enabled, emit DT_RUNPATH. Also, emit a
2754 DT_FLAGS_1 containing any specified -z flags.
2756 2008-04-16 Ian Lance Taylor <iant@google.com>
2758 * copy-relocs.cc: New file.
2759 * copy-relocs.h: New file.
2760 * reloc.cc: Remove Copy_relocs code.
2761 * reloc.h: Likewise.
2762 * reloc-types.h (struct Reloc_types) [both versions]: Add
2763 get_reloc_addend_noerror.
2764 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2765 variants of add_global which take an addend which must be zero.
2766 * i386.cc: Include "copy-relocs.h".
2767 (class Target_i386): Change type of copy_relocs_ to variable,
2769 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2771 (Target_i386::do_finalize_sections): Change handling of
2773 * sparc.cc: Include "copy-relocs.h".
2774 (class Target_sparc): Change type of copy_relocs_ to variable,
2776 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2778 (Target_sparc::do_finalize_sections): Change handling of
2780 * x86_64.cc: Include "copy-relocs.h".
2781 (class Target_x86_64): Change type of copy_relocs_ to variable,
2783 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2784 class. Change all callers.
2785 (Target_x86_64::do_finalize_sections): Change handling of
2787 * Makefile.am (CCFILES): Add copy-relocs.cc.
2788 (HFILES): Add copy-relocs.h.
2790 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2792 * testsuite/script_test_4.sh: Permit leading zeroes.
2794 2008-04-15 Ian Lance Taylor <iant@google.com>
2796 * script-sections.cc (Script_sections::create_segments): Use
2797 header_size_adjustment even when there is enough room for the
2799 * testsuite/script_test_4.sh: New file.
2800 * testsuite/script_test_4.t: New file.
2801 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2802 (check_DATA): Add script_test_4.stdout.
2803 (MOSTLYCLEANFILES): Likewise.
2804 (script_test_4): New target.
2805 (script_test_4.stdout): New target.
2806 * testsuite/Makefile.in: Rebuild.
2808 * sparc.cc: Add definitions for Output_data_plt_sparc class
2811 2008-04-14 David S. Miller <davem@davemloft.net>
2813 * sparc.cc: New file.
2814 * Makefile.am (TARGETSOURCES): Add sparc.cc
2815 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2816 * configure.tgt: Document targ_extra_size and
2817 targ_extra_big_endian. Add entries for sparc-* and
2819 * configure.ac: Handle targ_extra_size and
2820 targ_extra_big_endian.
2821 * Makefile.in: Rebuild.
2822 * configure: Likewise.
2823 * po/POTFILES.in: Likewise.
2824 * po/gold.pot: Likewise.
2826 2008-04-14 Ian Lance Taylor <iant@google.com>
2828 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2829 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2830 in the name/type/flags to section mapping. Don't call
2831 allocate_output_section.
2832 (Layout::choose_output_section): Change parameter from adjust_name
2833 to is_input_section. Don't permit input sections after sections
2834 are attached to segments. Don't call allocate_output_section.
2835 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2836 not write_enable_output_section.
2837 (Layout::make_output_section): Don't push to
2838 unattached_section_list_ nor call attach_to_segment. Call
2839 attach_section_to_segment if sections are attached.
2840 (Layout::attach_sections_to_segments): New function.
2841 (Layout::attach_section_to_segment): New function.
2842 (Layout::attach_allocated_section_to_segment): Rename from
2843 attach_to_segment. Remove flags parameter.
2844 (Layout::allocate_output_section): Remove function.
2845 (Layout::write_enable_output_section): Remove function.
2846 * layout.h (class Layout): Update for above changes. Add new
2847 field sections_are_attached_.
2848 * output.h (Output_section::update_flags_for_input_section): New
2850 * output.cc (Output_section::add_input_section): Call
2851 update_flags_for_input_section.
2852 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2854 2008-04-11 Cary Coutant <ccoutant@google.com>
2856 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2857 thought unnecessary.
2858 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2860 2008-04-11 Ian Lance Taylor <iant@google.com>
2862 * output.h (class Output_section_data): Remove inline definition
2864 * output.cc (Output_section_data::set_addralign): New function.
2866 2008-04-11 Cary Coutant <ccoutant@google.com>
2868 Add support for TLS descriptors for i386 and x86_64.
2869 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2870 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2871 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2873 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2874 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2875 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2877 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2878 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2879 Fix problem with initial-exec relocations.
2880 (Target_i386::Relocate::relocate_tls): Likewise.
2881 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2883 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2884 support for section-plus-offset dynamic table entries.
2885 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2886 (Output_data_dynamic::Dynamic_entry): Add support for
2887 section-plus-offset dynamic table entries.
2888 (Output_data_dynamic::Classification): Likewise.
2889 (Output_data_dynamic::classification_): Renamed offset_.
2890 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2891 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2892 (Target_x86_64::make_plt_section): New function.
2893 (Target_x86_64::reserve_tlsdesc_entries): New function.
2894 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2895 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2896 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2897 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2898 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2899 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2900 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2901 add extra PLT entry for TLS descriptors.
2902 (Output_data_plt_x86_64::got_): New field.
2903 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2904 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2906 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2908 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2909 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2910 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2911 R_386_TLS_DESC_CALL relocations.
2912 (Target_x86_64::Scan::global): Likewise.
2913 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2914 for TLS descriptors.
2915 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2916 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2917 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2918 GD-to-IE relaxation.
2919 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2920 and TLS_DESCRIPTORS.
2921 * Makefile.in: Rebuild.
2922 * configure: Rebuild.
2923 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2924 (tls_test_shared2.so): New target.
2925 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2926 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2927 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2928 (tls_shared_gd_to_ie_test_LDADD): New variable.
2929 (tls_shared_gnu2_gd_to_ie_test): New target.
2930 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2932 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2933 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2934 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2935 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2936 (tls_shared_gnu2_test): New target.
2937 (tls_test_gnu2_shared.so): New target.
2938 (tls_shared_gnu2_test_SOURCES): New variable.
2939 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2940 (tls_shared_gnu2_test_LDFLAGS): New variable.
2941 (tls_shared_gnu2_test_LDADD): New variable.
2942 * testsuite/Makefile.in: Rebuild.
2943 * testsuite/Makefile.
2945 2008-04-11 Ian Lance Taylor <iant@google.com>
2947 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2949 * testsuite/Makefile.in: Rebuild.
2951 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2953 * testsuite/script_test_2.cc (main): Adjust test.
2955 2008-04-11 David S. Miller <davem@davemloft.net>
2956 Ian Lance Taylor <iant@google.com>
2958 * options.h (General_options): Add entries for '-Y' and
2960 * options.cc (General_options:finalize): If -Y was used, add those
2961 entries to the library path instead of the default "/lib" and
2964 2008-04-11 David S. Miller <davem@davemloft.net>
2966 * testsuite/justsyms.t: Start at 0x100.
2967 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2968 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2970 * testsuite/script_test_2.cc: Adjust string and section length
2973 2008-04-09 Ian Lance Taylor <iant@google.com>
2976 * script-sections.cc (Sections_element::allocate_to_segment): Add
2978 (Output_section_definition::allocate_to_segment): Likewise.
2979 (Orphan_output_section::allocate_to_segment): Likewise.
2980 (Script_sections::attach_sections_using_phdrs_clause): Don't
2981 propagate non-PT_LOAD segments to orphan sections.
2982 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2983 readelf rather than objdump.
2984 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2985 .interp section and PT_INTERP segment are the same size.
2986 * testsuite/Makefile.in: Rebuild.
2988 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2989 aliases for symbols defined in the same object.
2990 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2991 (weak_alias_test_SOURCES): New variable.
2992 (weak_alias_test_DEPENDENCIES): New variable.
2993 (weak_alias_test_LDFLAGS): New variable.
2994 (weak_alias_test_LDADD): New variable.
2995 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2996 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2997 (weak_alias_test_3.o): New target.
2998 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2999 * testsuite/weak_alias_test_main.cc: New file.
3000 * testsuite/weak_alias_test_1.cc: New file.
3001 * testsuite/weak_alias_test_2.cc: New file.
3002 * testsuite/weak_alias_test_3.cc: New file.
3004 2008-04-08 Ian Lance Taylor <iant@google.com>
3006 * options.h (class General_options): Add --noinhibit-exec option.
3007 * main.cc (main): Check --noinhibit-exec.
3009 * options.h (class General_options): Define --wrap as a special
3010 option. Add wrap_symbols_ field.
3011 (General_options::any_wrap_symbols): New function.
3012 (General_options::is_wrap_symbol): New function.
3013 * options.cc (General_options::parse_wrap): New function.
3014 (General_options::General_options): Initialize wrap_symbols_.
3015 * symtab.cc (Symbol_table::wrap_symbol): New function.
3016 (Symbol_table::add_from_object): Handle --wrap.
3017 * symtab.h (class Symbol_table): Declare wrap_symbol.
3018 * target.h (Target::wrap_char): New function.
3019 (Target::Target_info): Add wrap_char field.
3020 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3021 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3022 * testsuite/testfile.cc (Target_test::test_target_info):
3025 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3028 * layout.h (class Layout): Add added_eh_frame_data_ field.
3029 * layout.cc (Layout::Layout): Initialize new field.
3030 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3031 output section until we find a section we merged successfully.
3032 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3033 that the size be non-zero.
3035 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3038 2008-04-08 Craig Silverstein <csilvers@google.com>
3040 * configure.ac: Export new conditional variable HAVE_ZLIB.
3041 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3043 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3044 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3046 2008-04-07 Ian Lance Taylor <iant@google.com>
3048 * version.cc (version_string): Set to "1.5".
3050 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3051 Add issued_non_pic_error_ field. Declare check_non_pic.
3052 (Target_x86_64::Scan::check_non_pic): New function.
3053 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3054 (Target_x86_64::Scan::global): Likewise.
3056 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3057 addend parameter. Change caller. Handle merge sections.
3058 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3059 Address to Addend. Don't add in the result of
3060 local_section_offset, pass down the addend and use the returned
3062 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3063 Update declarations of local_section_offset and symbol_value.
3064 * testsuite/two_file_test_1.cc (t18): New function.
3065 * testsuite/two_file_test_2.cc (f18): New function.
3066 * testsuite/two_file_test_main.cc (main): Call t18.
3067 * testsuite/two_file_test.h (t18, f18): Declare.
3069 * configure.ac: Don't test for objdump, c++filt, or readelf.
3070 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3072 (TEST_READELF): New variable.
3073 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3074 (check_PROGRAMS): Add two_file_strip_test.
3075 (two_file_strip_test): New target.
3076 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3077 (two_file_same_shared_strip_test_SOURCES): New variable.
3078 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3079 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3080 (two_file_same_shared_strip_test_LDADD): New variable.
3081 (two_file_shared_strip.so): New target.
3082 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3083 (ver_test_5.syms, ver_test_7.syms): Likewise.
3084 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3085 (strip_test_3.stdout): Use TEST_OBJDUMP.
3086 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3088 2008-04-04 Cary Coutant <ccoutant@google.com>
3090 * symtab.h (Symbol::is_weak_undefined): New function.
3091 (Symbol::is_strong_undefined): New function.
3092 (Symbol::is_absolute): New function.
3093 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3094 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3096 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3097 (weak_undef_test): New target.
3098 * testsuite/Makefile.in: Rebuild.
3099 * testsuite/weak_undef_file1.cc: New file.
3100 * testsuite/weak_undef_file2.cc: New file.
3101 * testsuite/weak_undef_test.cc: New file.
3103 2008-04-03 Craig Silverstein <csilvers@google.com>
3105 * compressed_output.h (class Output_compressed_section): Use
3107 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3109 (zlib_compressed_suffix): Removed.
3110 (Output_compressed_section::set_final_data_size): Use unsigned
3112 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3113 Fix linker invocation.
3114 (flagstest_o_specialfile_and_compress_debug_sections):
3116 * testsuite/Makefile.in: Regenerated.
3118 2008-04-02 David S. Miller <davem@davemloft.net>
3120 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3121 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3123 2008-04-02 Craig Silverstein <csilvers@google.com>
3127 2008-04-02 Ian Lance Taylor <iant@google.com>
3129 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3130 parameters. Update for new key type to views_. Change all
3132 (File_read::read): Adjust for byteshift in returned view.
3133 (File_read::add_view): New function, broken out of
3135 (File_read::make_view): New function, broken out of
3137 (File_read::find_or_make_view): Add offset and aligned
3138 parameters. Rewrite accordingly. Change all callers.
3139 (File_read::get_view): Add offset and aligned parameters. Adjust
3140 for byteshift in return value.
3141 (File_read::get_lasting_view): Likewise.
3142 * fileread.h (class File_read): Update declarations.
3143 (class File_read::View): Add byteshift_ field. Add byteshift to
3144 constructor. Add byteshift method.
3145 * archive.h (Archive::clear_uncached_views): New function.
3146 (Archive::get_view): Add aligned parameter. Change all callers.
3147 * object.h (Object::get_view): Add aligned parameter. Change all
3149 (Object::get_lasting_view): Likewise.
3151 * fileread.cc (File_read::release): Don't call clear_views if
3152 there are multiple objects.
3153 * fileread.h (File_read::clear_uncached_views): New function.
3154 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3157 2008-03-31 Cary Coutant <ccoutant@google.com>
3159 Add thin archive support.
3160 * archive.cc (Archive::armagt): New const.
3161 (Archive::setup): Remove task parameter and calls to unlock.
3162 (Archive::unlock_nested_archives): New function.
3163 (Archive::read_header): Add nested_off parameter. Change
3165 (Archive::interpret_header): Likewise.
3166 (Archive::include_all_members): Change to handle thin
3168 (Archive::include_member): Likewise.
3169 * archive.h (Archive::Archive): Add new parameters and
3171 (Archive::armagt): New const.
3172 (Archive::setup): Remove task parameter.
3173 (Archive::unlock_nested_archives): New function.
3174 (Archive::read_header): Add nested_off parameter.
3175 (Archive::interpret_header): Likewise.
3176 (Archive::Nested_archive_table): New typedef.
3177 (Archive::is_thin_archive_): New field.
3178 (Archive::nested_archives_): New field.
3179 (Archive::options_): New field.
3180 (Archive::dirpath_): New field.
3181 (Archive::task_): New field.
3182 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3183 for thin archives. Pass additional parameters to
3184 Archive::Archive. Unlock the archive file after calling
3187 2008-03-29 Ian Lance Taylor <iant@google.com>
3189 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3190 version symbol to be local.
3191 * testsuite/ver_test_4.sh: New file.
3192 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3193 (check_DATA): Add ver_test_4.syms.
3194 (ver_test_4.syms): New target.
3195 * testsuite/Makefile.in: Rebuild.
3198 (Output_section::Input_section_sort_entry::has_priority): New
3200 (Output_section::Input_section_sort_entry::match_file_name): New
3202 (Output_section::Input_section_sort_entry::match_section_name):
3204 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3206 (Output_section::Input_section_sort_entry::match_section_file):
3208 (Output_section::Input_section_sort_compare::operator()): Rewrite
3209 using new Input_section_sort_entry functions. Sort crtbegin and
3210 crtend first. Sort sections with no priority before sections with
3212 * testsuite/initpri1.c (d3): Check j != 4.
3213 (cd5): New constructor/destructor function.
3214 (main): Check j != 2.
3216 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3217 new symbol when resolving, don't call set_is_default.
3218 * testsuite/ver_test_7.cc: New file.
3219 * testsuite/ver_test_7.sh: New file.
3220 * testsuite/Makefile.am (ver_test_7.so): New target.
3221 (ver_test_7.o): New target.
3222 (check_SCRIPTS): Add ver_test_7.sh.
3223 (check_DATA): Add ver_test_7.syms.
3224 (ver_test_7.syms): New target.
3226 2008-03-28 Ian Lance Taylor <iant@google.com>
3228 * layout.cc (Layout::layout): If we see an input section with a
3229 name that needs sorting, set the must_sort flag for the output
3231 (Layout::make_output_section): If the name of the output section
3232 indicates that it might require sorting, set the may_sort flag.
3233 * output.h (Output_section::may_sort_attached_input_sections): New
3235 (Output_section::set_may_sort_attached_input_sections): New
3237 (Output_section::must_sort_attached_input_sections): New
3239 (Output_section::set_must_sort_attached_input_sections): New
3241 (class Output_section): Declare Input_section_sort_entry. Define
3242 Input_section_sort_compare. Declare
3243 sort_attached_input_sections. Add new fields:
3244 may_sort_attached_input_sections_,
3245 must_sort_attached_input_sections_,
3246 attached_input_sections_are_sorted_.
3247 * output.cc (Output_section::Output_section): Initialize new
3249 (Output_section::add_input_section): Add an entry to
3250 input_sections_ if may_sort or must_sort are true.
3251 (Output_section::set_final_data_size): Call
3252 sort_attached_input_sections if necessary.
3253 (Output_section::Input_section_sort_entry): Define new class.
3254 (Output_section::Input_section_sort_compare::operator()): New
3256 (Output_section::sort_attached_input_sections): New function.
3257 * configure.ac: Check whether the compiler supports constructor
3258 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3259 * testsuite/initpri1.c: New file.
3260 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3261 CONSTRUCTOR_PRIORITY.
3262 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3263 (initpri1_LDFLAGS): New variable.
3264 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3266 2008-03-27 Ian Lance Taylor <iant@google.com>
3268 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3269 * testsuite/common_test_1.c: New file.
3270 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3271 (common_test_1_SOURCES): New variable.
3272 (common_test_1_DEPENDENCIES): New variable.
3273 (common_test_1_LDFLAGS): New variable.
3275 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3276 and commons_ correctly when NAME/VERSION does not override
3278 * testsuite/ver_test_6.c: New file.
3279 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3280 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3281 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3283 2008-03-26 Ian Lance Taylor <iant@google.com>
3285 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3286 of an undefined symbol from a version script.
3287 * testsuite/Makefile.am (ver_test_5.so): New target.
3288 (ver_test_5.o): New target.
3289 (check_SCRIPTS): Add ver_test_5.sh.
3290 (check_DATA): Add ver_test_5.syms.
3291 (ver_test_5.syms): New target.
3292 * testsuite/ver_test_5.cc: New file.
3293 * testsuite/ver_test_5.script: New file.
3294 * testsuite/ver_test_5.sh: New file.
3295 * Makefile.in, testsuite/Makefile.in: Rebuild.
3298 Fix problems building gold with gcc 4.3.0.
3299 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3300 (gold_error_at_location, gold_warning_at_location): Use it.
3301 * configure.ac: Check whether we can compile and use a template
3302 function with a printf attribute.
3303 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3304 when jumping over bytes.
3305 * object.cc: Instantiate Object::read_section_data.
3306 * debug.h: Include <cstring>
3307 * dwarf_reader.cc: Include <algorithm>
3308 * main.cc: Include <cstring>.
3309 * options.cc: Include <cstring>.
3310 * output.cc: Include <cstring>.
3311 * script.cc: Include <cstring>.
3312 * script.h: Include <string>.
3313 * symtab.cc: Include <cstring> and <algorithm>.
3314 * target-select.cc: Include <cstring>.
3315 * version.cc: Include <string>.
3316 * testsuite/testmain.cc: Include <cstdlib>.
3317 * configure, config.in: Rebuild.
3319 2008-03-25 Ian Lance Taylor <iant@google.com>
3321 * options.cc: Include "../bfd/bfdver.h".
3322 (options::help): Print bug reporting address.
3324 * version.cc (print_version): Adjust output for current value of
3329 * options.cc (options::help): Print list of supported targets.
3330 * target-select.h: Include <vector>.
3331 (class Target_selector): Make machine_, size_, and is_big_endian_
3332 fields const. Add bfd_name_ and instantiated_target_ fields.
3333 (Target_selector::Target_selector): Add bfd_name parameter.
3334 (Target_selector::recognize): Make non-virtual, call
3336 (Target_selector::recognize_by_name): Make non-virtual, call
3337 do_recognize_by_name.
3338 (Target_selector::supported_names): New function.
3339 (Target_selector::bfd_name): New function.
3340 (Target_selector::do_instantiate_target): New pure virtual
3342 (Target_selector::do_recognize): New virtual function.
3343 (Target_selector::do_recognize_by_name): New virtual function.
3344 (Target_selector::instantiate_target): New private function.
3345 (supported_target_names): Declare.
3346 * target-select.cc (Target_selector::Target_selector): Update for
3347 new parameter and fields.
3348 (select_target_by_name): Check that the name matches before
3349 calling recognize_by_name.
3350 (supported_target_names): New function.
3351 * i386.cc (class Target_selector_i386): Update Target_selector
3352 constructor call. Remove recognize and recognize_by_name. Add
3353 do_instantiate_target.
3354 * x86_64.cc (class Target_selector_x86_64): Likewise.
3355 * testsuite/testfile.cc (class Target_selector_test): Update for
3356 changes to Target_selector.
3358 * README: Rewrite, with some notes on unsupported features.
3360 2008-03-24 Cary Coutant <ccoutant@google.com>
3362 * i386.cc (Target_i386::Got_type): New enum declaration.
3363 (Target_i386::Scan::local): Updated callers of Output_data_got
3365 (Target_i386::Scan::global): Likewise.
3366 (Target_i386::Relocate::relocate): Likewise.
3367 (Target_i386::Relocate::relocate_tls): Likewise.
3368 * object.h (Got_offset_list): New class.
3369 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3370 (Sized_relobj::local_got_offset): Likewise.
3371 (Sized_relobj::set_local_got_offset): Likewise.
3372 (Sized_relobj::local_has_tls_got_offset): Removed.
3373 (Sized_relobj::local_tls_got_offset): Removed.
3374 (Sized_relobj::set_local_tls_got_offset): Removed.
3375 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3376 * output.cc (Output_data_got::add_global): Added got_type parameter.
3377 (Output_data_got::add_global_with_rel): Likewise.
3378 (Output_data_got::add_global_with_rela): Likewise.
3379 (Output_data_got::add_global_pair_with_rel): New function.
3380 (Output_data_got::add_global_pair_with_rela): New function.
3381 (Output_data_got::add_local): Added got_type parameter.
3382 (Output_data_got::add_local_with_rel): Likewise.
3383 (Output_data_got::add_local_with_rela): Likewise.
3384 (Output_data_got::add_local_pair_with_rel): New function.
3385 (Output_data_got::add_local_pair_with_rela): New function.
3386 (Output_data_got::add_global_tls): Removed.
3387 (Output_data_got::add_global_tls_with_rel): Removed.
3388 (Output_data_got::add_global_tls_with_rela): Removed.
3389 (Output_data_got::add_local_tls): Removed.
3390 (Output_data_got::add_local_tls_with_rel): Removed.
3391 (Output_data_got::add_local_tls_with_rela): Removed.
3392 * output.h (Output_data_got::add_global): Added got_type parameter.
3393 (Output_data_got::add_global_with_rel): Likewise.
3394 (Output_data_got::add_global_with_rela): Likewise.
3395 (Output_data_got::add_global_pair_with_rel): New function.
3396 (Output_data_got::add_global_pair_with_rela): New function.
3397 (Output_data_got::add_local): Added got_type parameter.
3398 (Output_data_got::add_local_with_rel): Likewise.
3399 (Output_data_got::add_local_with_rela): Likewise.
3400 (Output_data_got::add_local_pair_with_rel): New function.
3401 (Output_data_got::add_local_pair_with_rela): New function.
3402 (Output_data_got::add_global_tls): Removed.
3403 (Output_data_got::add_global_tls_with_rel): Removed.
3404 (Output_data_got::add_global_tls_with_rela): Removed.
3405 (Output_data_got::add_local_tls): Removed.
3406 (Output_data_got::add_local_tls_with_rel): Removed.
3407 (Output_data_got::add_local_tls_with_rela): Removed.
3408 * resolve.cc (Symbol::override_base_with_special): Removed
3409 reference to has_got_offset_ field.
3410 * symtab.cc (Symbol::init_fields): Replaced initialization
3411 of got_offset_ with got_offsets_. Removed initialization
3413 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3414 (Symbol::got_offset): Likewise.
3415 (Symbol::set_got_offset): Likewise.
3416 (Symbol::has_tls_got_offset): Removed.
3417 (Symbol::tls_got_offset): Removed.
3418 (Symbol::set_tls_got_offset): Removed.
3419 (Symbol::got_offset_): Removed.
3420 (Symbol::tls_mod_got_offset_): Removed.
3421 (Symbol::tls_pair_got_offset_): Removed.
3422 (Symbol::got_offsets_): New field.
3423 (Symbol::has_got_offset): Removed.
3424 (Symbol::has_tls_mod_got_offset): Removed.
3425 (Symbol::has_tls_pair_got_offset): Removed.
3426 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3427 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3429 (Target_x86_64::Scan::global): Likewise.
3430 (Target_x86_64::Relocate::relocate): Likewise.
3431 (Target_x86_64::Relocate::relocate_tls): Likewise.
3433 2008-03-25 Ben Elliston <bje@au.ibm.com>
3435 * yyscript.y: Fix spelling error in comment.
3437 2008-03-24 Ian Lance Taylor <iant@google.com>
3439 * options.h (class General_options): Define build_id option.
3440 * layout.h (class Layout): Declare write_build_id, create_note,
3441 create_build_id. Add build_id_note_ member.
3442 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3443 "libiberty.h", "md5.h", "sha1.h".
3444 (Layout::Layout): Initialize eh_frame_data_,
3445 eh_frame_hdr_section_, and build_id_note_.
3446 (Layout::finalize): Call create_build_id.
3447 (Layout::create_note): New function, broken out of
3448 Layout::create_gold_note.
3449 (Layout::create_gold_note): Call create_note.
3450 (Layout::create_build_id): New function.
3451 (Layout::write_build_id): New function.
3452 (Close_task_runner::run): Call write_build_id.
3454 * x86_64.cc: Correct license to GPLv3.
3456 2008-03-23 Ian Lance Taylor <iant@google.com>
3458 * options.cc: Include "demangle.h".
3459 (parse_optional_string): New function.
3460 (parse_long_option): Handle takes_optional_argument.
3461 (parse_short_option): Update dash_z initializer. Handle
3462 takes_optional_argument.
3463 (General_options::General_options): Initialize do_demangle_.
3464 (General_options::finalize): Set do_demangle_. Handle demangling
3466 * options.h (parse_optional_string): Declare.
3467 (struct One_option): Add optional_arg field. Update constructor.
3468 Update call constructor calls. Add takes_optional_argument
3470 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3471 (DEFINE_optional_string): Define.
3472 (General_options::demangle): Change from DEFINE_bool to
3473 DEFINE_optional_string.
3474 (General_options::no_demangle): New function.
3475 (General_options::do_demangle): New function.
3476 (General_options::set_do_demangle): New function.
3477 (General_options::execstack_status_): Move definition to end of
3479 (General_options::static_): Likewise.
3480 (General_options::do_demangle_): New field.
3481 * object.cc (big_endian>::get_symbol_location_info): Call
3482 Options::do_demangle, not Options::demangle.
3483 * symtab.cc (demangle): Likewise.
3485 2008-03-22 Ian Lance Taylor <iant@google.com>
3487 * gold.h: Include <cstddef> and <sys/types.h>
3488 * options.h: Include <cstring>.
3490 2008-03-21 Ian Lance Taylor <iant@google.com>
3492 * Added source code to GNU binutils.