1 2009-06-23 Ian Lance Taylor <iant@google.com>
4 * object.cc (Object::section_contents): Don't try to get a view if
5 the section has length zero.
6 (Object::handle_gnu_warning_section): If the section is empty, use
7 the name of the section as the warning.
9 2009-06-23 Ian Lance Taylor <iant@google.com>
12 * stringpool.h (class Stringpool_template): Add optimize_ field.
13 (Stringpool_template::set_optimize): New function.
14 * stringpool.cc (Stringpool_template::Stringpool_template):
15 Initialize optimize_ field.
16 (Stringpool_template::set_string_offsets): Test local optimize
17 fild rather than parameter.
18 * layout.cc (Layout::Layout): Call set_optimize on the section
21 2009-06-22 Ian Lance Taylor <iant@google.com>
24 * yyscript.y: Parse TARGET.
25 * script.cc (script_set_target): New function.
26 * script-c.h (script_set_target): Declare.
27 * options.cc (General_options::string_to_object_format): Rename
28 from string_to_object_format in anonymous namespace. Change
30 * options.h (class General_options): Declare
31 string_to_object_format.
33 2009-06-22 Ian Lance Taylor <iant@google.com>
35 * script-sections.cc (Script_sections::create_segments): Don't put
36 program headers in a PT_LOAD segment if -n or -N.
38 2009-06-22 Ian Lance Taylor <iant@google.com>
41 * options.h (class General_options): Add -z lazy and -z now. Sort
42 -z options into alphabetical order.
43 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
45 2009-06-21 Ian Lance Taylor <iant@google.com>
47 * layout.cc (Layout::make_output_section): Call
48 Target::new_output_section.
49 (Layout::attach_allocated_section_to_segment): Put large section
50 sections in a separate load segment with the large segment flag
52 (Layout::segment_precedes): Sort large data segments after other
54 (align_file_offset): New static function.
55 (Layout::set_segment_offsets): Use align_file_offset.
56 * output.h (class Output_section): Add is_small_section_ and
57 is_large_section_ fields.
58 (Output_section::is_small_section): New function.
59 (Output_section::set_is_small_section): New function.
60 (Output_section::is_large_section): New function.
61 (Output_section::set_is_large_section): New function.
62 (Output_section::is_large_data_section): New function.
63 (class Output_segment): Add is_large_data_segment_ field.
64 (Output_segment::is_large_data_segment): New function.
65 (Output_segment::set_is_large_data_segment): New function.
66 * output.cc (Output_section::Output_section): Initialize new
68 (Output_segment::Output_segment): Likewise.
69 (Output_segment::add_output_section): Add assertion that large
70 data sections always go in large data segments. Force small data
71 sections to the end of the list of data sections. Force small BSS
72 sections to the start of the list of BSS sections. For large BSS
73 sections to the end of the list of BSS sections.
74 * symtab.h (class Symbol): Declare is_common_shndx.
75 (Symbol::is_defined): Check Symbol::is_common_shndx.
76 (Symbol::is_common): Likewise.
77 (class Symbol_table): Define enum Commons_section_type. Update
78 declarations. Add small_commons_ and large_commons_ fields.
79 * symtab.cc (Symbol::is_common_shndx): New function.
80 (Symbol_table::Symbol_table): Initialize new fields.
81 (Symbol_table::add_from_object): Put small and large common
82 symbols in the right list.
83 (Symbol_table::sized_finalized_symbol): Check
84 Symbol::is_common_shndx.
85 (Symbol_table::sized_write_globals): Likewise.
86 * common.cc (Symbol_table::do_allocate_commons): Allocate new
87 common symbol lists. Don't call do_allocate_commons_list if the
89 (Symbol_table::do_allocate_commons_list): Remove is_tls
90 parameter. Add comons_section_type parameter. Change all
91 callers. Handle small and large common symbols.
92 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
93 Symbol::is_common_shndx.
94 * resolve.cc (symbol_to_bits): Likewise.
95 * target.h (Target::small_common_shndx): New function.
96 (Target::small_common_section_flags): New function.
97 (Target::large_common_shndx): New function.
98 (Target::large_common_section_flags): New function.
99 (Target::new_output_section): New function.
100 (Target::Target_info): Add small_common_shndx, large_common_shndx,
101 small_common_section_flags, and large_common_section_flags
103 (Target::do_new_output_section): New virtual function.
104 * arm.cc (Target_arm::arm_info): Initialize new fields.
105 * i386.cc (Target_i386::i386_info): Likewise.
106 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
108 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
109 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
110 (Target_x86_64::do_new_output_section): New function.
111 * configure.ac: Define conditional MCMODEL_MEDIUM.
112 * testsuite/Makefile.am (check_PROGRAMS): Add large.
113 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
114 (large_LDFLAGS): Define.
115 * testsuite/large.c: New file.
116 * testsuite/testfile.cc (Target_test::test_target_info):
117 Initialize new fields.
118 * configure, testsuite/Makefile.in: Rebuild.
120 2009-06-05 Doug Kwan <dougkwan@google.com>
122 * Makefile.am (CCFILES): Add target.cc.
123 * Makefile.in: Regenerate.
124 * i386.cc (class Target_i386): Define new virtual method to
125 override do_is_local_label_name in parent.
126 * object.cc (Sized_relobj::do_count_local_symbols): Discard
127 local symbols if --discard-locals or -X is given.
128 * options.h (class General_options): Declare new options
129 '--discard-locals' and '-X' for discarding locals.
130 * target.h (class Target): Define new methods is_local_label_name.
131 Declare new virtual method do_is_local_label_name.
132 * target.cc: New file.
133 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
134 (check_SCRIPTS): Add discard_locals_test.sh.
135 (check_DATA): Add discard_local_tests.syms.
136 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
137 (discard_local_tests.syms, discard_locals_test.o): New make rules.
138 * testsuite/Makefile.in: Regenerate.
139 * testsuite/discard_locals_test.c: New file.
140 * testsuite/discard_locals_test.sh: Same.
142 2009-06-05 Doug Kwan <dougkwan@google.com>
144 * object.cc (Sized_relobj::Sized_relobj): Initialize
145 discarded_eh_frame_shndx_ to -1U.
146 (Sized_relobj::do_layout): Record index of a discard .eh_frame
148 (Sized_relobj::do_count_local_symbols): Skip local symbols in
149 a discarded .eh_frame section.
150 (Sized_relobj::do_finalize_local_symbols): Ditto.
151 * object.h (class Sized_relobj): Declare new member
152 discarded_eh_frame_shndx_.
153 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
154 (local_labels_test.o, local_labels_test): New rules.
155 * testsuite/Makefile.in: Regenerate.
157 2009-06-04 Doug Kwan <dougkwan@google.com>
159 * layout.cc (Layout::section_name_mapping): Add mapping for
160 special ARM sections.
162 2009-06-03 Doug Kwan <dougkwan@google.com>
164 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
165 (utils::has_overflow): Same.
167 2009-06-03 Ian Lance Taylor <iant@google.com>
169 * layout.cc (Layout::section_name_mapping): New array, replacing
170 Layout::linkonce_mapping.
171 (Layout::section_name_mapping_count): New variable, replacing
172 Layout::linkonce_mapping_count.
173 (Layout::linkonce_output_name): Remove.
174 (Layout::output_section_name): Rewrite.
175 * layout.h (class Layout): Rename Linkonce_mapping to
176 Section_name_mapping, linkonce_mapping to section_name_mapping,
177 linkonce_mapping_count to section_name_mapping_count. Don't
178 declare linkonce_output_name.
180 2009-06-03 Doug Kwan <dougkwan@google.com>
182 * gold/arm.cc (namespace utils): New.
183 (Target_arm::reloc_is_non_pic): Define new method.
184 (class Arm_relocate_functions): New.
185 (Target_arm::Relocate::relocate): Handle relocation types used by
188 2009-06-03 Ian Lance Taylor <iant@google.com>
190 * arm.cc (Target_arm::scan::global): Use || instead of |.
192 2009-06-02 Doug Kwan <dougkwan@google.com>
194 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
195 issued_non_pic_error_.
196 (class Target_arm::Scan): Declare new method check_non_pic.
197 Define new method symbol_needs_plt_entry.
198 Declare new data member issued_non_pic_error_.
199 (class Target_arm::Relocate): Declare new method
200 should_apply_static_reloc.
201 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
202 (Target_arm::Scan::check_non_pic): Define new method.
203 (Target_arm::Scan::local): Handle a small subset of reloc types used
205 (Target_arm::Scan::local): Same.
206 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
208 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
210 * incremental.cc (Incremental_inputs::report_command_line): Filter
211 out --incremental-* options.
213 2009-05-29 Doug Kwan <dougkwan@google.com>
215 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
217 (class Target_arm): Update comment.
218 (Target_arm::Target_arm): Initialize new data members GOT_,
219 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
220 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
221 and Target_arm::rel_dyn_section.
222 Declare new_enum Target_arm::Got_type.
223 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
225 Update commments for member do_dynsym_value.
226 (Target_arm::got_size, Target_arm::plt_section,
227 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
228 new methods inside class defintion.
229 (Target_arm::got_section): Define new method.
230 (Target_arm::rel_dyn_section): Same.
231 (Output_data_plt_arm): New template class.
232 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
233 (Output_data_plt_arm:do_adjust_output_section): Define new method.
234 (Output_data_plt_arm::add_entry): Same.
235 (Output_data_plt_arm::first_plt_entry): Define new
236 static data member for PLT instruction template.
237 (Output_data_plt_arm::plt_entry): Same.
238 (Output_data_plt_arm::do_write): Define new method.
239 (Target_arm::make_plt_entry): Same.
240 (Target_arm::do_finalize_sections): Same.
241 (Target_arm::do_dynsym_value): Same.
243 2009-05-28 Doug Kwan <dougkwan@google.com>
245 * Makefile.am (TARGETSOURCES): Add arm.cc.
246 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
247 * Makefile.in: Regenerate.
249 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
251 2009-05-26 Doug Kwan <dougkwan@google.com>
253 * options.cc (General_options::parse_exclude_libs). Fix a comment.
254 (General_options::check_excluded_libs): Strip off directories in
255 archive name before matching like GNU ld does.
256 * testsuite/Makefile.am (MOSTLYCLEANFILES,
257 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
258 (exclude_libs_test_LDFLAGS): Add linker option
259 -Wl,--exclude-libs,libexclude_libs_test_3
260 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
261 an explicit archive without using -l.
262 (alt/libexclude_libs_test_3.a): New make rule.
263 * testsuite/Makefile.in: Regenerate.
264 * testsuite/exclude_libs_test.c : Declare lib3_default().
266 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
267 * exclude_libs_test_3.c: New file.
269 2009-05-26 Nick Clifton <nickc@redhat.com>
271 * po/id.po: New Indonesian translation.
272 * po/gold.pot: Updated template file.
274 2009-05-22 Sriraman Tallam <tmsriram@google.com>
276 * testsuite/Makefile.am: Add -ffunction-sections to compile
277 gc_comdat_test files. Add -Wl,--gc-sections to build
279 * testsuite/Makefile.in: Regenerate.
280 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
282 2009-05-21 Sriraman Tallam <tmsriram@google.com>
284 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
285 kept comdat section was garbage collected.
286 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
287 * testsuite/Makefile.in: Regenerate.
288 * testsuite/gc_comdat_test.sh: New file.
289 * testsuite/gc_comdat_test_1.cc: New file.
290 * testsuite/gc_comdat_test_2.cc: New file.
292 2009-05-19 Doug Kwan <dougkwan@google.com>
294 * archive.cc (Archive::Archive): Move constructor from archive.h
295 to here. Initialize no_export_.
296 (Archive::get_elf_object_for_member): Set no_export flag of object.
297 * archive.h (Archive::Archive): Move constructor body to
299 (Archive::no_export): New method.
300 (Archive::no_export_): New field.
301 * object.h (Object::Object): Initialize no_export_ to false.
302 (Object::no_export, Object::set_no_export): New methods.
303 (Object::no_export_): New field.
304 * options.cc (General_options::parse_exclude_libs): New method.
305 (General_options::check_excluded_libs) Same.
306 * options.h (exclude_libs): New option.
307 (General_options::check_excluded_libs): New method declaration.
308 (General_options::excluded_libs_): New field.
309 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
310 default or protected visibility if an object has no-export flag set.
311 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
312 (check_SCRIPTS): Add exclude_libs_test.sh.
313 (check_DATA): Add exclude_libs_test.syms.
314 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
315 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
316 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
317 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
318 (exclude_libs_test.syms, libexclude_libs_test_1.a,
319 libexclude_libs_test_2.a): New rules.
320 * testsuite/Makefile.in: Regenerate.
321 * testsuite/exclude_libs_test.c: New file.
322 * testsuite/exclude_libs_test.sh: Ditto.
323 * testsuite/exclude_libs_test_1.c: Ditto.
324 * testsuite/exclude_libs_test_2.c: Ditto.
326 2009-05-15 Ian Lance Taylor <iant@google.com>
328 * configure.ac: Check for declarations for cases where libiberty.h
329 checks HAVE_DECL_xxx.
330 * configure, config.in: Rebuild.
332 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
334 * gold.h (Incremental_argument_list): Remove (invalid) forward
336 * incremental.cc (Incremental_inputs::report_achive): New method.
337 (Incremental_inputs::report_object): New method.
338 (Incremental_inputs::report_script): New method.
339 (Incremental_inputs::finalize_inputs): New method.
340 (Incremental_inputs::finalize): Call finalize_inputs().
341 (Incremental_inputs::sized_create_incremental_inputs_section_data):
342 Create inputs entries.
343 * incremental.h (Incremental_input_type): New enum.
344 (Incremental_inputs::Incremental_input): Initialize new fields.
345 (Incremental_inputs::report_inputs): New method.
346 (Incremental_inputs::report_achive): New method.
347 (Incremental_inputs::report_object): New method.
348 (Incremental_inputs::report_script): New method.
349 (Incremental_inputs::finalize_inputs): New method.
350 (Incremental_inputs::Input_info): New struct.
351 (Incremental_inputs::Input_info_map): New typedef.
352 (Incremental_inputs::lock_): New field.
353 (Incremental_inputs::Inputs_): New field.
354 (Incremental_inputs::Inputs_map): New field.
355 * main.cc (main): Call Incremental_input::report_inputs.
356 * options.h (Input_argument_list): Typedef moved from
358 (Input_file_group::Files): Remove, use ::Input_argument_list.
359 (Input_file_group::Input_argument_list): Remove, use
360 ::Input_argument_list.
361 * plugin.cc (Plugin_manager::add_input_file): Add error in
363 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
365 * script.cc (read_input_script): Call
366 Incremental_input::report_script.
367 * script.h (Script_info): New class.
369 2009-04-27 Ian Lance Taylor <iant@google.com>
371 * x86_64.cc (do_adjust_output_section): Set entsize to
374 2009-04-23 Elliott Hughes <enh@google.com>
376 * output.cc (Output_file::close): After short writes, continue
377 writing from the correct offset in the buffer being written.
379 2009-04-23 Chris Demetriou <cgd@google.com>
381 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
382 * configure: Regenerate.
383 * config.in: Regenerate.
384 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
385 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
387 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
389 * incremental.cc (Incremental_inputs_header_data): Renamed from
390 Incremental_input_header_data.
391 (Incremental_inputs_header_data::data_size): New field.
392 (Incremental_inputs_header_data::put_input_file_count): Renamed
393 from input_file_count.
394 (Incremental_inputs_header_data::put_command_line_offset): Renamed
395 from command_line_offset.
396 (Incremental_inputs_header_data::put_reserved): Renamed from
398 (Incremental_inputs_entry_data): Renamed from
399 Incremental_input_entry_data.
400 (Incremental_inputs_entry_data::data_size): New field.
401 (Incremental_inputs::report_command_line): New method.
402 (Incremental_inputs::finalize): New method.
403 (Incremental_inputs::create_incremental_inputs_data): New method.
404 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
405 * incremental.h: New file.
406 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
407 (Layout::finalize): Create incremental inputs section in
409 (Layout::create_incremental_info_sections): New method.
410 * layout.h (Layout::incremental_inputs): New method.
411 (Layout::create_incremental_info_sections): New method.
412 (Layout::incremental_inputs_): New field.
413 * main.cc (main): Notify Incremental_input of the command line.
415 2009-04-01 Ian Lance Taylor <iant@google.com>
416 Mikolaj Zalewski <mikolajz@google.com>
418 * gold.h (reserve_unordered_map): Define, three versions, one for
419 each version of Unordered_map.
420 * layout.cc (Layout::Layout): Remove options parameter. Add
421 number_of_input_files parameter. Don't initialize options_.
422 Initialize number_of_input_files_ and resized_signatures_. Move
423 sections_are_attached_.
424 (Layout::layout_group): Reserve space for group_signatures_.
425 (Layout::find_or_add_kept_section): Change name parameter to be a
426 reference. Resize signatures_ map when it gets large enough.
427 (Layout::layout_eh_frame): Use parameters->options() instead of
429 (Layout::make_output_section): Likewise.
430 (Layout::attach_allocated_section_to_segment): Likewise.
431 (Layout::finalize, Layout::create_executable_stack): Likewise.
432 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
433 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
434 * layout.h (class Layout): Update declarations. Remove options_
435 field. Add number_of_input_files_ and resized_signatures_
436 fields. Move sections_are_attached_ field.
437 * main.cc (main): Pass number of input files to Layout
438 constructor. Don't pass options.
440 2009-03-30 Ian Lance Taylor <iant@google.com>
442 * ffsll.c (ffsll): Correct implementation.
444 2009-03-27 Ian Lance Taylor <iant@google.com>
447 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
448 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
449 * ftruncate.c (ftruncate): Declare before definition.
450 * mremap.c (mremap): Likewise.
451 * pread.c (pread): Likewise.
452 * configure, Makefile.in, config.in: Rebuild.
454 * mremap.c: New file.
455 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
456 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
457 (mremap): Declare if HAVE_MREMAP is not defined.
458 * configure, Makefile.in, config.in: Rebuild.
460 2009-03-27 Cary Coutant <ccoutant@google.com>
462 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
463 position independent.
464 * sparc.cc (Target_sparc::check_non_pic): Likewise.
465 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
467 2009-03-24 Cary Coutant <ccoutant@google.com>
469 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
471 (needs_dynamic_reloc): Likewise.
473 2009-03-24 Ian Lance Taylor <iant@google.com>
475 * yyscript.y (file_cmd): Recognize EXTERN.
476 (extern_name_list, extern_name_list_body): New nonterminals.
477 * script.cc (script_add_extern): Define.
478 * script-c.h (script_add_extern): Declare.
480 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
482 * object.cc (is_elf_object): Define.
483 * object.h (is_elf_object): Declare.
484 * archive.cc (Archive::get_elf_object_for_member): Call
486 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
488 2009-03-24 Elliott Hughes <enh@google.com>
490 * output.cc (Output_file::map_anonymous): Define.
491 (Output_file::map): Use map_anonymous. If the regular mmap fails,
492 try an anonymous one. Report the size if the mmap fails.
493 * output.h (class Output_file): Declare map_anonymous.
495 2009-03-24 Ian Lance Taylor <iant@google.com>
497 * target-select.cc (instantiate_target): Don't acquire the lock if
498 the instantiated_target_ field has already been set.
500 2009-03-23 Ian Lance Taylor <iant@google.com>
502 * gold-threads.h (class Initialize_lock): Define.
503 * gold-threads.cc (class Initialize_lock_once): Define.
504 (initialize_lock_control): New static variable.
505 (initialize_lock_pointer): New static variable.
506 (initialize_lock_once): New static function.
507 (Initialize_lock::Initialize_lock): Define.
508 (Initialize_lock::initialize): Define.
509 * target-select.h: Include "gold-threads.h".
510 (class Target_selector): Add lock_ and initialize_lock_ fields.
511 Don't define instantiate_target, just declare it.
512 * target-select.cc (Target_selector::Target_selector): Initialize
514 (Target_selector::instantiate_target): Define.
515 * descriptors.h: Include "gold-threads.h".
516 (class Descriptors): Add initialize_lock_ field.
517 * descriptors.cc (Descriptors::Descriptors): Initialize new
519 (Descriptors::open): Use initialize_lock_ field
520 * errors.h (class Errors): Add initialize_lock_ field.
521 * errors.cc (Errors::Errors): Initialize new field.
522 (Errors::initialize_lock): Use initialize_lock_ field.
523 * powerpc.cc (class Target_selector_powerpc): Remove
524 instantiated_target_ field. In do_recognize call
525 instantiate_target rather than do_instantiate_target. In
526 do_instantiate_target just allocate a new target.
527 * sparc.cc (class Target_selector_sparc): Likewise.
529 * freebsd.h: New file.
530 * i386.cc: Include "freebsd.h".
531 (Target_i386): Derive from Target_freebsd rather than
533 (Target_selector_i386): Derive from Target_selector_freebsd rather
534 than Target_selector.
535 * x86_64.cc: Include "freebsd.h".
536 (Target_x86_64): Derive from Target_freebsd rather than
538 (Target_selector_x86_64): Derive from Target_selector_freebsd
539 rather than Target_selector.
540 * target.h (class Target): Add adjust_elf_header and
541 do_adjust_elf_header.
542 * output.cc (Output_file_header:: do_sized_write): Call target
543 adjust_elf_header routine.
544 * configure.tgt: Set targ_osabi.
545 * configure.ac: Define GOLD_DEFAULT_OSABI.
546 * parameters.cc (Parameters::default_target): Pass
547 GOLD_DEFAULT_OSABI to select_target.
548 * target-select.h (class Target_selector): Make instantiate_target
549 protected rather than private.
550 * Makefile.am (HFILES): Add freebsd.h.
551 * configure, Makefile.in, config.in: Rebuild.
553 * merge.cc (do_add_input_section): Correct pend value. Change
554 message about last entry not being null terminated from error to
557 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
559 * incremental.cc: New file.
560 * Makefile.am (CCFILES): Add incremental.cc.
561 * Makefile.in: Rebuild.
563 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
565 * layout.cc (Layout::output_section_name): Preserve names
566 of '.note.' sections.
568 2009-03-19 Ian Lance Taylor <iant@google.com>
570 * descriptors.cc (Descriptors::open): Check that the options are
571 valid before using them.
573 2009-03-18 Ian Lance Taylor <iant@google.com>
575 * script-sections.h: Include <list>.
576 (class Script_sections): Change Sections_elements from std::vector
577 to std::list. Typedef public Elements_iterator. Add
578 orphan_section_placement_, data_segment_align_start_, and
579 saw_data_segment_align_ fields. Remove data_segment_align_index_
581 * script-sections.cc (class Orphan_section_placement): New class.
582 (class Sections_element): Add virtual functions is_relro and
583 orphan_section_init. Remove virtual function place_orphan_here.
584 (class Output_section_definition): Add is_relro and
585 orphan_section_init. Remove place_orphan_here.
586 (class Orphan_output_section): Likewise.
587 (Script_sections::Script_sections): Update for field changes.
588 (Script_sections::data_segment_align): Set saw_data_segment_align_
589 and data_segment_align_start_, not data_segment_align_index.
590 (Script_sections::data_segment_relro_end): Check
591 saw_data_segment_align_. Use data_segment_align_start_ rather
592 than data_segment_align_index_.
593 (Script_sections::place_orphan): Rewrite to use
594 Orphan_section_placement.
596 2009-03-17 Ian Lance Taylor <iant@google.com>
598 * archive.cc (Archive::add_symbols): Check for a version attached
599 to the symbol name in the archive map.
600 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
601 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
602 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
603 (ver_test_11.a): New target.
604 * testsuite/Makefile.in: Rebuild.
606 * configure.ac: Check for chsize and posix_fallocate. Replace
608 * ftruncate.c: New file, from gnulib.
609 * output.cc (posix_fallocate): Define dummy version if not
610 HAVE_POSIX_FALLOCATE.
611 (Output_file::map): Call posix_fallocate rather than lseek and
613 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
614 * configure, Makefile.in, config.in: Rebuild.
616 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
618 * layout.h (Layout::create_note): Add section_name parameter.
619 * layout.cc (Layout::create_note): Likewise.
620 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
622 2009-03-17 Ian Lance Taylor <iant@google.com>
624 * descriptors.cc: Include "options.h".
625 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
626 (Descriptors::open): Always use O_CLOEXEC when opening a new
627 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
630 * sparc.cc (class Target_sparc): Add has_got_section.
631 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
632 make sure we have a GOT section.
634 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
635 (Target_sparc::Scan::local): Likewise.
636 (Target_sparc::Scan::global): Likewise.
637 (Target_sparc::Relocate::relocate): Likewise.
638 (Target_sparc::Relocate::relocate_tls): Likewise.
640 * symtab.cc (Symbol_table::define_default_version): New function,
641 broken out of add_from_object.
642 (Symbol_table::add_from_object): Call define_default_version.
643 (Symbol_table::define_special_symbol): Add resolve_oldsym
644 parameter. Change all callers. If the version for a symbol comes
645 from a version script, resolve it with the symbol with the same
646 name with no version. Also add the symbol without a version if
648 (do_define_in_output_data): If resolving with oldsym, don't delete
650 (do_define_in_output_segment): Likewise.
651 (do_define_as_constant): Likewise.
652 * symtab.h (class Symbol_table): Update declarations.
654 2009-03-13 Ian Lance Taylor <iant@google.com>
656 * readsyms.cc (Read_symbols::incompatible_warning): New function.
657 (Read_symbols::requeue): New function.
658 (Read_symbols::do_read_symbols): If make_elf_object fails because
659 the target type is not configured, and the file was searched for,
660 issue a warning and retry with the next directory.
661 (Add_symbols::run): If the file has an incompatible format, and
662 it was searched for, requeue the Read_symbols task. On error,
664 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
665 dirindex parameter to constructor. Change all callers. Declare
666 incompatible_warning and requeue.
667 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
668 input_argument_ and input_group_ fields. Add them to
669 constructor. Change all callers.
670 (class Read_script): Add dirindex_ field. Add it to constructor.
672 * archive.cc (Archive::setup): Remove input_objects parameter.
674 (Archive::get_file_and_offset): Likewise.
675 (Archive::read_all_symbols): Likewise.
676 (Archive::read_symbols): Likewise.
677 (Archive::get_elf_object_for_member): Remove input_objects
678 parameter. Add punconfigured parameter. Change all callers.
679 (Archive::add_symbols): Change return type to bool. Check return
680 value of include_member.
681 (Archive::include_all_members): Likewise.
682 (Archive::include_member): Change return type to bool. Return
683 false if first included object has incompatible target. Set
684 included_member_ field.
685 (Add_archive_symbols::run): If add_symbols returns false, requeue
687 * archive.h (class Archive): Add included_member_ field.
688 Initialize it in constructor. Add input_file and searched_for
689 methods. Update declarations.
690 (class Add_archive_symbols): Add dirpath_, dirindex_, and
691 input_argument_ fields. Add them to constructor. Change all
693 * script.cc: Include "target-select.h".
694 (class Parser_closure): Add skip_on_incompatible_target_ and
695 found_incompatible_target_ fields. Add
696 skip_on_incompatible_target parameter to constructor. Change all
697 callers. Add methods skip_on_incompatible_target,
698 clear_skip_on_incompatible_target, found_incompatible_target, and
699 set_found_incompatible_target.
700 (read_input_script): Add dirindex parameter. Change all callers.
701 If parser finds an incompatible target, requeue Read_symbols
703 (script_set_symbol): Clear skip_on_incompatible_target in
705 (script_add_assertion, script_parse_option): Likewise.
706 (script_start_sections, script_add_phdr): Likewise.
707 (script_check_output_format): New function.
708 * script.h (read_input_script): Update declaration.
709 * script-c.h (script_check_output_format): Declare.
710 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
711 (ignore_cmd): Remove OUTPUT_FORMAT.
712 * fileread.cc (Input_file::Input_file): Add explicit this.
713 (Input_file::will_search_for): New function.
714 (Input_file::open): Add pindex parameter. Change all callers.
715 * fileread.h (class Input_file): Add input_file_argument method.
716 Declare will_search_for. Update declarations.
717 * object.cc (make_elf_object): Add punconfigured parameter.
719 * object.h (class Object): Make input_file public. Add
721 (make_elf_object): Update declaration.
722 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
724 * dirsearch.h (class Dirsearch): Update declaration.
725 * options.h (class General_options): Add --warn-search-mismatch.
726 * parameters.cc (Parameters::is_compatible_target): New function.
727 * parameters.h (class Parameters): Declare is_compatible_target.
728 * workqueue.cc (Workqueue::add_blocker): New function.
729 * workqueue.h (class Workqueue): Declare add_blocker.
731 * fileread.cc (Input_file::open): Remove options parameter.
733 (Input_file::open_binary): Likewise.
734 * script.cc (read_input_script): Likewise.
735 * readsyms.h (class Read_symbols): Remove options_ field. Remove
736 options parameter from constructor. Change all callers.
737 (class Read_script): Likewise.
738 * fileread.h (class Input_file): Update declarations.
739 * script.h (read_input_script): Update declaration.
741 2009-03-10 Nick Clifton <nickc@redhat.com>
743 * po/es.po: New Spanish translation.
745 2009-03-06 Cary Coutant <ccoutant@google.com>
747 * options.cc (parse_short_option): Keep dash_z from registering itself.
749 2009-03-03 Ian Lance Taylor <iant@google.com>
752 * target-reloc.h (relocate_section): Pass output_section to
754 * i386.cc (Target_i386::should_apply_static_reloc): Add
755 output_section parameter. Change all callers.
756 (Target_i386::Relocate::relocate): Add output_section parameter.
757 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
758 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
759 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
760 * testsuite/two_file_shared.sh: New script.
761 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
762 (check_DATA): Add two_file_shared.dbg.
763 (two_file_shared.dbg): New target.
764 * testsuite/Makefile.in: Rebuild.
766 2009-03-01 Ian Lance Taylor <iant@google.com>
768 * configure.ac: Check for byteswap.h.
769 * configure: Rebuild.
770 * config.in: Rebuild.
772 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
774 * layout.cc (Layout::find_or_add_kept_section): New function.
775 (Layout::add_comdat): Removed.
776 * layout.h (struct Kept_section): Move out of class Layout.
777 Remove trailing underscores from field names. Add group_sections
778 field. Rename group_ field to is_group. Change all uses.
779 (class Layout): Declare find_or_add_kept_section, not add_comdat.
780 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
781 comdat_groups_ field.
782 (Sized_relobj::include_section_group): Use
783 find_or_add_kept_section and Kept_section::group_sections.
784 (Sized_relobj::include_linkonce_section): Likewise.
785 * object.cc (class Sized_relobj): Don't define Comdat_group or
786 Comdat_group_table. Remove find_comdat_group and
787 add_comdat_group. Remove comdat_groups_ field.
788 * plugin.cc (include_comdat_group): Use
789 Layout::find_or_add_kept_section.
791 2009-02-28 Ian Lance Taylor <iant@google.com>
793 * README: --gc-sections and map files are now supported. Document
794 some build requirements.
797 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
798 relocatable link set the value of the section symbol to zero.
799 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
800 relocatable link don't include the section address in the local
803 2009-02-27 Ian Lance Taylor <iant@google.com>
806 * options.h (class Search_directory): Add is_system_directory.
807 (class General_options): Declare is_in_system_directory.
808 * options.cc (get_relative_sysroot): Make static.
809 (get_default_sysroot): Make static.
810 (General_optoins::is_in_system_directory): New function.
811 * fileread.cc (Input_file::is_in_system_directory): New function.
812 * fileread.h (class Input_file): Declare is_in_system_directory.
813 * object.h (class Object): Add is_in_system_directory.
814 (class Input_objects): Remove system_library_directory_ field.
815 * object.cc (Input_objects::add_object): Don't set
816 system_library_directory_.
817 (input_objects::found_in_system_library_directory): Remove.
818 * symtab.cc (Symbol_table::write_globals): Remove input_objects
819 parameter. Change all callers.
820 (Symbol_table::sized_write_globals): Likewise.
821 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
822 Call Object::is_in_system_directory.
823 * symtab.h (class Symbol_table): Update declarations.
826 * descriptors.h (Open_descriptor): Add is_on_stack field.
827 * descriptors.cc (Descriptors::open): If the descriptor is on the
828 top of the stack, remove it. Initialize is_on_stack field.
829 (Descriptors::release): Only add pod to stack if it is not on the
831 (Descriptors::close_some_descriptor): Clear stack_next and
835 * output.cc (Output_section::find_starting_output_address): Rename
836 from starting_output_address; add PADDR parameter; change return
838 * output.h (class Output_section): Declare
839 find_starting_output_address instead of starting_output_address.
840 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
841 section symbol for which we can't find a merge section.
844 * symtab.cc (Symbol_table::add_from_object): If the visibility is
845 hidden or internal, force the symbol to be local.
846 * resolve.cc (Symbol::override_visibility): Define.
847 (Symbol::override_base): Use override_visibility.
848 (Symbol_table::resolve): Likewise.
849 (Symbol::override_base_with_special): Likewise.
850 (Symbol_table::override_with_special): If the visibility is hidden
851 or internal, force the symbol to be local.
852 * symtab.h (class Symbol): Add set_visibility and
854 * testsuite/ver_test_1.sh: New file.
855 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
856 (check_DATA): Add ver_test_1.syms.
857 (ver_test_1.syms): New target.
858 * testsuite/Makefile.in: Rebuild.
860 2009-02-25 Cary Coutant <ccoutant@google.com>
862 * layout.cc (Layout::choose_output_section): Don't rename sections
863 when using a linker script that has a SECTIONS clause.
864 * Makefile.in: Regenerate.
866 * testsuite/Makefile.am (script_test_5.sh): New test case.
867 * testsuite/Makefile.in: Regenerate.
868 * testsuite/script_test_5.cc: New file.
869 * testsuite/script_test_5.sh: New file.
870 * testsuite/script_test_5.t: New file.
872 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
874 * archive.cc (Archive::include_member): Update calls to add_symbols.
875 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
877 * dynobj.h (do_add_symbols): Add the Layout argument.
878 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
880 * object.h (Object::add_symbols): Add the Layout argument.
881 (Object::do_add_symbols): Add the Layout argument.
882 (Sized_relobj::do_add_symbols): Add the Layout argument.
883 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
884 Unify the two versions.
885 (Add_plugin_symbols): Remove.
886 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
887 (Sized_pluginobj::do_add_symbols): Unify the two versions.
888 (Add_plugin_symbols): Remove.
889 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
890 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
891 (Add_symbols::run): Make it work with Pulginobj.
893 2009-02-06 Ian Lance Taylor <iant@google.com>
895 * object.cc (Sized_relobj::do_layout): Make info message start
896 with lower case letter.
898 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
900 * binary.cc: Fix file comment.
902 * options.h (enum Incremental_disposition): Define.
903 (class General_options): Add new options: --incremental,
904 --incremental_changed, --incremental_unchanged,
905 --incremental_unknown. Add incremental_disposition_ and
906 implicit_incremental_ fields.
907 (General_options::incremental_disposition): New function.
908 (class Position_dependent_options): Add incremental_disposition
910 (Position_dependent_options::copy_from_options): Set incremental
912 * options.cc (General_options::parse_incremental_changed): New
914 (General_options::parse_incremental_unchanged): New function.
915 (General_options::parse_incremental_unknown): New function.
916 (General_options::General_options): Initialize new fields
917 incremental_disposition_ and implicit_incremental_.
918 (General_options::finalize): Check for uasge of --incremental-*
919 without --incremental.
921 2009-02-06 Chris Demetriou <cgd@google.com>
923 * gold.h (gold_undefined_symbol): Change to take only a Symbol
924 pointer and to report location as the file name associated with
926 (gold_undefined_symbol_at_location): New function to replace the
927 old gold_undefined_symbol functionality.
928 * target-reloc.h (relocate_section): Update to use
929 gold_undefined_symbol_at_location.
930 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
931 Call gold_undefined_symbol function rather than gold_error.
932 * errors.h (Errors::undefined_symbol): Take location as a
933 string, rather than calculating it from a relocation.
934 * errors.cc (Errors::fatal): Print "fatal error:" before the
936 (Errors::error, Errors::error_at_location): Print "error: "
937 before the formatted message.
938 (Errors::undefined_symbol): Take location as a string, rather
939 than calculating it from a relocation.
940 (gold_undefined_symbol_at_location): New function akin to
941 old gold_undefined_symbol, calculates location from relocation.
942 (gold_undefined_symbol): Change to take only a Symbol pointer
943 and to report location as the file name associated with the symbol.
944 * testsuite/debug_msg.sh: Update for changed error messages.
945 * testsuite/undef_symbol.sh: Likewise.
947 2009-02-04 Duncan Sands <baldrick@free.fr>
950 * reduced_debug_output.h
951 (Output_reduced_debug_abbrev_section::failed): Use format for
953 (Output_reduced_debug_info_section::faild): Likewise.
955 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
957 * script.cc (Lazy_demangler): New class.
958 (Version_script_info::get_symbol_version_helper): Demangle a
961 2009-01-29 Cary Coutant <ccoutant@google.com>
963 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
965 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
967 2009-01-28 Ian Lance Taylor <iant@google.com>
969 * version.cc (version_string): Bump to 1.9.
971 * gold.h: Include <cstring> and <stdint.h>.
972 * version.cc: Include <cstdio>.
973 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
975 * reduced_debug_output.cc (insert_into_vector): Rename from
976 Insert_into_vector; change all callers. Use Swap_unaligned to
977 avoid aliasing issue; remove union since it is unnecessary.
979 2009-01-27 Sriraman Tallam <tmsriram@google.com>
981 * Makefile.am (CCFILES): Add gc.cc.
983 * Makefile.in: Regenerate.
984 * gold.cc (Gc_runner): New class.
985 (queue_initial_tasks): Call garbage collection related tasks
986 when corresponding options are invoked.
987 (queue_middle_gc_tasks): New function.
988 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
989 processed early before laying out sections during garbage collection.
990 * gold.h (queue_middle_gc_tasks): New function.
991 (is_prefix_of): Move from "layout.cc".
992 * i386.cc (Target_i386::gc_process_relocs): New function.
993 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
994 * main.cc (main): Create object of class "Garbage_collection".
995 * object.cc (Relobj::copy_symbols_data): New function.
996 (Relobj::is_section_name_included): New function.
997 (Sized_relobj::do_layout): Allow this function to be called twice
998 during garbage collection and defer layout of section during the
1000 * object.h (Relobj::get_symbols_data): New function.
1001 (Relobj::is_section_name_included): New function.
1002 (Relobj::copy_symbols_data): New function.
1003 (Relobj::set_symbols_data): New function.
1004 (Relobj::get_relocs_data): New function.
1005 (Relobj::set_relocs_data): New function.
1006 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1007 (Relobj::gc_process_relocs): New function.
1008 (Relobj::do_gc_process_relocs): New pure virtual function.
1009 (Relobj::sd_): New data member.
1010 (Sized_relobj::is_output_section_offset_invalid): New function.
1011 (Sized_relobj::do_gc_process_relocs): New function.
1012 * options.h (General_options::gc_sections): Modify to not be a no-op.
1013 (General_options::print_gc_sections): New option.
1014 * plugin.cc (Plugin_finish::run): Remove function call to
1015 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1016 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1017 * reloc.cc (Read_relocs::run): Add task to process relocs and
1018 determine unreferenced sections when doing garbage collection.
1019 (Gc_process_relocs): New class.
1020 (Sized_relobj::do_gc_process_relocs): New function.
1021 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1022 sections that are garbage collected.
1023 * reloc.h (Gc_process_relocs): New class.
1024 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1025 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1026 symbols whose corresponding sections are garbage collected.
1027 (Symbol_table::Symbol_table): Add new parameter for the garbage
1029 (Symbol_table::gc_mark_undef_symbols): New function.
1030 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1031 (Symbol_table::gc_mark_dyn_syms): New function.
1032 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1034 (Symbol_table::add_from_object): Likewise.
1035 (Symbol_table::add_from_relobj): When building shared objects, do not
1036 treat externally visible symbols as garbage.
1037 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1038 table information for static and relocatable links.
1039 * symtab.h (Symbol_table::set_gc): New function.
1040 (Symbol_table::gc): New function.
1041 (Symbol_table::gc_mark_undef_symbols): New function.
1042 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1043 (Symbol_table::gc_mark_dyn_syms): New function.
1044 (Symbol_table::gc_): New data member.
1045 * target.h (Sized_target::gc_process_relocs): New pure virtual
1047 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1048 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1050 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1052 * options.h (General_options::gc_sections): Define as a no-op for now.
1053 (General_options::no_keep_memory): Ditto.
1054 (General_options::Bshareable): Define.
1055 * options.cc (General_options::finalize): Honor -Bshareable.
1057 2009-01-20 Andreas Schwab <schwab@suse.de>
1059 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1060 read the value in the contents, since we don't use it. Use the
1061 template endianness when writing.
1062 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1064 2009-01-19 Andreas Schwab <schwab@suse.de>
1066 * configure.tgt (powerpc64-*): Fix targ_obj.
1068 2009-01-15 Ian Lance Taylor <iant@google.com>
1070 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1071 local symbols when stripping all symbols.
1073 2009-01-14 Cary Coutant <ccoutant@google.com>
1075 * output.cc (Output_reloc): Add explicit instantiations.
1077 2009-01-14 Cary Coutant <ccoutant@google.com>
1079 * archive.cc (Archive::get_elf_object_for_member): Remove call
1080 to File_read::claim_for_plugin.
1081 * descriptors.cc (Descriptors::open): Remove reference to
1083 (Descriptors::claim_for_plugin): Remove.
1084 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1085 (Descriptors::is_claimed): Remove.
1086 (claim_descriptor_for_plugin): Remove.
1087 * fileread.cc (File_read::claim_for_plugin): Remove.
1088 * fileread.h (File_read::claim_for_plugin): Remove.
1089 (File_read::descriptor): Reopen descriptor if necessary.
1090 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1091 (Plugin_manager::all_symbols_read): Add task parameter. Change
1093 (Plugin_manager::get_input_file): New function.
1094 (Plugin_manager::release_input_file): New function.
1095 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1096 corresponding data member.
1097 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1098 and pass to base constructor. Change all callers.
1099 (get_input_file, release_input_file): New functions.
1100 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1101 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1102 (Plugin_manager::all_symbols_read): Add task parameter.
1103 (Plugin_manager::get_input_file): New function.
1104 (Plugin_manager::release_input_file): New function.
1105 (Plugin_manager::task_): New data member.
1106 (Pluginobj::Pluginobj): Add filesize parameter.
1107 (Pluginobj::filename): New function.
1108 (Pluginobj::descriptor): New function.
1109 (Pluginobj::filesize): New function.
1110 (Pluginobj::filesize_): New data member.
1111 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1112 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1113 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1115 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1116 with archive libraries.
1117 * testsuite/Makefile.in: Regenerate.
1118 * testsuite/plugin_test.c (struct sym_info): New type.
1119 (get_input_file, release_input_file): New static variables.
1120 (onload): Capture new transfer vector entries.
1121 (claim_file_hook): Stop reading at end of file according to filesize.
1122 Factor out parsing of readelf output into separate function.
1123 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1124 APIs and get the source file name from the symbol table. Convert
1125 source file name to corresponding object file name. Print info
1126 message when adding new input files.
1127 (parse_readelf_line): New function.
1128 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1129 * testsuite/plugin_test_2.sh: Likewise.
1130 * testsuite/plugin_test_3.sh: Likewise.
1131 * testsuite/plugin_test_4.sh: New test case.
1133 2009-01-07 Ian Lance Taylor <iant@google.com>
1135 * version.cc (version_string): Bump to 1.8.
1137 2008-12-23 Cary Coutant <ccoutant@google.com>
1139 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1140 * plugin.cc (Plugin_manager::finish): Rename as
1141 layout_deferred_objects. Move cleanup to separate function.
1142 (Plugin_manager::cleanup): New function.
1143 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1145 * plugin.h (Plugin_manager::finish): Rename as
1146 layout_deferred_objects.
1147 (Plugin_manager::cleanup): New function.
1148 (Plugin_manager::cleanup_done): New field.
1150 2008-12-23 Cary Coutant <ccoutant@google.com>
1152 * plugin.cc (is_visible_from_outside): New function.
1153 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1154 so we don't return "IR only" status for exported symbols or -r links.
1156 * testsuite/Makefile.am (plugin_test_3): New test case.
1157 * testsuite/Makefile.in: Regenerate.
1158 * testsuite/plugin_test_3.sh: New file.
1160 2008-12-22 Cary Coutant <ccoutant@google.com>
1162 * object.cc (Sized_relobj::layout_section): New function.
1163 (Sized_relobj::do_layout): Defer layout of input sections until after
1164 plugin has provided replacement files.
1165 (Sized_relobj::do_layout_deferred_sections): New function.
1166 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1167 (Relobj::layout_deferred_sections): New function.
1168 (Relobj::do_layout_deferred_sections): New function.
1169 (Sized_relobj::do_layout_deferred_sections): New function.
1170 (Sized_relobj::layout_section): New function.
1171 (Sized_relobj::Deferred_layout): New structure.
1172 (Sized_relobj::deferred_layout_): New field.
1173 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1174 Change all callers. Layout deferred sections.
1175 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1177 (Plugin_hook::run): Move code from do_plugin_hook inline.
1178 (Plugin_hook::do_plugin_hook): Remove.
1179 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1180 (Plugin_manager::finish): Renamed, was cleanup.
1181 (Plugin_manager::should_defer_layout): New function.
1182 (Plugin_manager::add_deferred_layout_object): New function.
1183 (Plugin_manager::Deferred_layout_list): New type.
1184 (Plugin_manager::deferred_layout_objects_): New field.
1185 (Plugin_hook::do_plugin_hook): Remove.
1187 2008-12-17 Ian Lance Taylor <iant@google.com>
1189 * options.h (class General_options): Add --no case for
1192 2008-12-16 Cary Coutant <ccoutant@google.com>
1194 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1196 (Plugin_manager::claim_file): Create plugin object even if
1197 plugin did not call the add_symbols callback.
1198 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1199 asking for more symbols than were added.
1200 * testsuite/Makefile.am (plugin_test_1): Add test case with
1202 (empty.syms): New target.
1203 * testsuite/Makefile.in: Regenerate.
1204 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1205 message. Don't call add_symbols if no globals.
1206 (all_symbols_read_hook): Don't provide replacement for empty
1209 2008-12-12 Ian Lance Taylor <iant@google.com>
1211 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1212 r_type == 0 for a local symbol with r_sym == 0.
1213 (scan_relocatable_relocs): Pass r_sym to
1214 local_non_section_strategy.
1215 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1218 * configure.ac: Update test for TLS descriptors: they are
1219 supported as of glibc 2.9.
1220 * configure: Rebuild.
1222 2008-12-11 Ian Lance Taylor <iant@google.com>
1225 * target-reloc.h (Default_scan_relocatable_relocs): For each
1226 function, map r_type == 0 to RELOC_DISCARD.
1228 2008-12-10 Cary Coutant <ccoutant@google.com>
1230 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1231 object to override a kept COMDAT group from a plugin object.
1233 2008-12-09 Ian Lance Taylor <iant@google.com>
1236 * yyscript.y (file_cmd): Handle INPUT.
1238 * testsuite/initpri1.c: Change all declarations to be full
1239 prototypes by adding void, to avoid compiler warnings.
1241 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1243 * options.cc (General_options::parse_plugin_opt): New.
1244 (General_options::add_plugin): The argument now is just the filename.
1245 (General_options::add_plugin_option): New.
1246 * options.h (plugin_opt): New.
1247 (add_plugin): Change argument name.
1248 (add_plugin_option): New.
1249 * plugin.cc (Plugin::load): Don't parse the plugin option.
1250 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1251 (Plugin::add_option): New.
1252 (Plugin::args_): Change type.
1253 (Plugin::filename_): New.
1254 (Plugin_manager::add_plugin_option): New.
1255 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1256 * testsuite/Makefile.in: Regenerate.
1258 2008-12-05 Cary Coutant <ccoutant@google.com>
1260 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1261 Handle --strip-lto-sections option.
1262 * options.h (strip_lto_sections): New option.
1264 2008-12-01 Cary Coutant <ccoutant@google.com>
1266 * plugin.cc (ld_plugin_message): Change format parameter to const.
1267 Fix mismatch between new[] and delete.
1269 2008-11-14 Cary Coutant <ccoutant@google.com>
1271 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1274 2008-11-05 Craig Silverstein <csilvers@google.com>
1276 * options.cc (General_options::parse_dynamic_list): New function.
1277 * options.h (General_options): New flags dynamic_list,
1278 dynamic_list_data, dynamic_list_cpp_new, and
1279 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1280 (General_options::in_dynamic_list): New function.
1281 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1282 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1283 (Lex::can_continue_name): Likewise.
1285 (read_script_file): New parameter script_options.
1286 (read_dynamic_list): New function.
1287 (Script_options::define_dynamic_list): New function.
1288 (dynamic_list_keyword_parsecodes): New variable.
1289 (dynamic_list_keywords): New variable.
1290 * script.h (Script_options::define_dynamic_list): New function
1292 (read_dynamic_list): New function prototype.
1293 * symtab.cc (strprefix): New macro.
1294 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1295 dynamic_list_data, dynamic_list_cpp_new, and
1296 dynamic_list_cpp_typeinfo.
1297 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1298 (dynamic_list_expr): New rule.
1299 (dynamic_list_nodes): Likewise.
1300 (dynamic_list_node): Likewise.
1301 * testsuite/Makefile.am (dynamic_list): New test.
1302 * testsuite/Makefile.in: Regenerated.
1303 * testsuite/dynamic_list.t: New file.
1304 * testsuite/dynamic_list.sh: New file.
1306 2008-11-05 Craig Silverstein <csilvers@google.com>
1308 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1309 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1310 (t11_last): Likewise.
1311 * testsuite/ver_test_6.c (main): Likewise.
1313 2008-10-07 Cary Coutant <ccoutant@google.com>
1315 * options.c (General_options::finalize): Add check for -static and
1317 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1320 2008-10-02 Cary Coutant <ccoutant@google.com>
1322 * plugin.cc (make_sized_plugin_object): Fix conditional
1323 compilation to work when not all targets are enabled.
1325 2008-09-29 Cary Coutant <ccoutant@google.com>
1327 * archive.cc (Archive::get_file_and_offset): Use filename instead
1328 of name to get library path.
1329 (Archive::include_member): Unlock external member of a thin archive.
1331 * testsuite/Makefile.am (TEST_AR): New variable.
1332 (thin_archive_test_1): New test.
1333 (thin_archive_test_2): New test.
1334 * testsuite/Makefile.in: Regenerate.
1335 * testsuite/thin_archive_main.cc: New file.
1336 * testsuite/thin_archive_test_1.cc: New file.
1337 * testsuite/thin_archive_test_2.cc: New file.
1338 * testsuite/thin_archive_test_3.cc: New file.
1339 * testsuite/thin_archive_test_4.cc: New file.
1341 2008-09-29 Cary Coutant <ccoutant@google.com>
1343 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1344 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1346 (Sized_relobj::do_finalize_local_symbols): Likewise.
1347 (Sized_relobj::map_to_kept_section): Likewise.
1348 * object.h (Sized_relobj::invalid_address): New constant.
1349 (Sized_relobj::do_output_section_offset): Check for invalid_address
1351 * output.cc (Output_reloc::local_section_offset): Use constant
1352 invalid_address instead of -1U.
1353 (Output_reloc::get_address): Likewise.
1354 (Output_section::output_address): Change -1U to -1ULL.
1355 * output.h (Output_reloc::invalid_address): New constant.
1356 * reloc.cc (Sized_relobj::write_sections): Use constant
1357 invalid_address instead of -1U.
1358 (Sized_relobj::relocate_sections): Likewise.
1359 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1360 values for merge sections.
1361 * target-reloc.h (relocate_for_relocatable): Use constant
1362 invalid_address instead of -1U.
1364 2008-09-19 Cary Coutant <ccoutant@google.com>
1366 Add plugin functionality for link-time optimization (LTO).
1367 * configure.ac (plugins): Add --enable-plugins option.
1368 * configure: Regenerate.
1369 * config.in: Regenerate.
1370 * Makefile.am (LIBDL): New variable.
1371 (CCFILES): Add plugin.cc.
1372 (HFILES): Add plugin.h.
1373 (ldadd_var): Add LIBDL.
1374 * Makefile.in: Regenerate.
1376 * archive.cc: Include "plugin.h".
1377 (Archive::setup): Don't preread archive symbols when using a plugin.
1378 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1379 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1381 (Archive::include_member): Add symbols from plugin objects.
1382 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1383 * descriptors.cc (Descriptors::open): Check for file descriptors
1384 abandoned by plugins.
1385 (Descriptors::claim_for_plugin): New function.
1386 * descriptors.h (Descriptors::claim_for_plugin): New function.
1387 (Open_descriptor::is_claimed): New field.
1388 (claim_descriptor_for_plugin): New function.
1389 * fileread.cc (File_read::claim_for_plugin): New function.
1390 * fileread.h (File_read::claim_for_plugin): New function.
1391 (File_read::descriptor): New function.
1392 * gold.cc: Include "plugin.h".
1393 (queue_initial_tasks): Add task to call plugin hooks for generating
1395 * main.cc: Include "plugin.h".
1396 (main): Load plugin libraries.
1397 * object.h (Pluginobj): Declare.
1398 (Object::pluginobj): New function.
1399 (Object::do_pluginobj): New function.
1400 (Object::set_target): New function.
1401 * options.cc: Include "plugin.h".
1402 (General_options::parse_plugin): New function.
1403 (General_options::General_options): Initialize plugins_ field.
1404 (General_options::add_plugin): New function.
1405 * options.h (Plugin_manager): Declare.
1406 (General_options): Add --plugin option.
1407 (General_options::has_plugins): New function.
1408 (General_options::plugins): New function.
1409 (General_options::add_plugin): New function.
1410 (General_options::plugins_): New field.
1411 * plugin.cc: New file.
1412 * plugin.h: New file.
1413 * readsyms.cc: Include "plugin.h".
1414 (Read_symbols::do_read_symbols): Check for archive before checking
1415 for ELF file. Call plugin hooks to claim files.
1416 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1417 from a real object file; force override when processing replacement
1419 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1420 (Symbol::init_base_object): Likewise.
1421 (Symbol::init_base_output_data): Likewise.
1422 (Symbol::init_base_output_segment): Likewise.
1423 (Symbol::init_base_constant): Likewise.
1424 (Symbol::init_base_undefined): Likewise.
1425 (Symbol::output_section): Assert that object is not a plugin.
1426 (Symbol_table::add_from_pluginobj): New function.
1427 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1429 (Symbol_table::sized_write_globals): Likewise.
1430 (Symbol_table::add_from_pluginobj): Instantiate template.
1431 * symtab.h (Sized_pluginobj): Declare.
1432 (Symbol::in_real_elf): New function.
1433 (Symbol::set_in_real_elf): New function.
1434 (Symbol::in_real_elf_): New field.
1435 (Symbol_table::add_from_pluginobj): New function.
1437 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1438 (LIBDL): New variable.
1440 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1441 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1442 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1443 (MOSTLYCLEANFILES): Likewise.
1444 * testsuite/Makefile.in: Regenerate.
1445 * testsuite/plugin_test.c: New file.
1446 * testsuite/plugin_test_1.sh: New file.
1447 * testsuite/plugin_test_2.sh: New file.
1449 2008-09-16 Ian Lance Taylor <iant@google.com>
1451 * target-reloc.h (relocate_section): Check whether a symbol is
1452 defined by the ABI before reporting an undefined symbol error.
1453 * target.h (Target::is_defined_by_abi): Make parameter const.
1454 (Target::do_is_defined_by_abi): Likewise.
1455 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1456 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1457 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1458 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1459 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1460 * testsuite/Makefile.in: Rebuild.
1462 * fileread.cc (make_view): Add casts to avoid warning.
1464 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1466 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1467 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1469 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1471 * options.h (General_options::output_is_executable): New.
1472 (General_options::output_is_pie): New.
1473 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1474 for shared libraries.
1475 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1477 2008-09-11 Chris Demetriou <cgd@google.com>
1479 * options.h (origin): New -z option.
1480 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1481 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1484 2008-09-05 Cary Coutant <ccoutant@google.com>
1486 * fileread.cc (File_read::make_view): Add check for attempt to map
1489 2008-09-05 Cary Coutant <ccoutant@google.com>
1491 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1492 explicit instantiations.
1494 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1497 * options.cc (General_options::finalize): Allow undefined symbols
1498 in shlibs if linking -shared.
1501 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1502 symbols as not needing a dynsym entry.
1504 2008-08-20 Craig Silverstein <csilvers@google.com>
1506 * fileread.cc (File_read::open): Do not lock the file unless it
1507 was successfully opened.
1509 2008-08-14 Cary Coutant <ccoutant@google.com>
1511 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1512 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1513 * testsuite/tls_test.cc (struct int128): 128-bit struct
1514 for testing TLS relocs with non-zero addend.
1515 (v12): New TLS variable.
1517 (t_last): Add check for v12.
1518 * testsuite/tls_test.h (t12): New function.
1519 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1521 2008-08-13 Ian Lance Taylor <iant@google.com>
1523 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1524 set tls_segment_ or relro_segment_.
1525 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1527 * output.h (Output_section::clear_is_relro): New function.
1528 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1529 sections specially even when output_data_ is empty.
1530 (Output_segment::maximum_alignment): When first section is relro,
1531 only force alignment for PT_LOAD segments.
1532 * script.cc (script_data_segment_align): New function.
1533 (script_data_segment_relro_end): New function.
1534 * script-c.h (script_data_segment_align): Declare.
1535 (script_data_segment_relro_end): Declare.
1536 * script-sections.h (class Script_sections): Declare
1537 data_segment_align and data_segment_relro_end. Add fields
1538 segment_align_index_ and saw_relro_end_.
1539 * script-sections.cc (class Sections_element): Add set_is_relro
1540 virtual function. Add new bool* parameter to place_orphan_here.
1541 Add get_output_section virtual function.
1542 (class Output_section_definition): Add set_is_relro. Add new
1543 bool* parameter to place_orphan_here. Add get_output_section.
1544 Add is_relro_ field.
1545 (Output_section_definition::Output_section_definition): Initialize
1546 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1547 and is_relro_ fields.
1548 (Output_section_definition::place_orphan_here): Add is_relro
1550 (Output_section_definition::set_section_addresses): Set relro for
1552 (Output_section_definition::alternate_constraint): Likewise.
1553 (class Orphan_output_section): Add new bool* parameter to
1554 place_orphan_here. Add get_output_section.
1555 (Orphan_output_section::place_orphan_here): Add is_relro
1557 (Script_sections::Script_sections): Initialize
1558 data_segment_align_index_ and saw_relro_end_.
1559 (Script_sections::data_segment_align): New function.
1560 (Script_sections::data_segment_relro_end): New function.
1561 (Script_sections::place_orphan): Set or clear is_relro.
1562 (Script_sections::set_section_addresses): Force alignment of first
1564 * yyscript.y (exp): Call script_data_segment_align and
1565 script_data_segment_relro_end.
1566 * testsuite/relro_script_test.t: New file.
1567 * testsuite/relro_test.cc (using_script): Declare.
1568 (t1, t2): Test using_script.
1569 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1570 (relro_script_test_SOURCES): Define.
1571 (relro_script_test_DEPENDENCIES): Define.
1572 (relro_script_test_LDFLAGS): Define.
1573 (relro_script_test_LDADD): Define.
1574 (relro_script_test.so): New target.
1575 * testsuite/Makefile.in: Rebuild.
1577 2008-08-06 Cary Coutant <ccoutant@google.com>
1579 * archive.cc (Archive::total_archives, Archive::total_members)
1580 (Archive::total_members_loaded): New variables.
1581 (Archive::setup): Add parameter. Add option to preread
1583 (Archive::read_armap): Add counter.
1584 (Archive::get_file_and_offset): New function.
1585 (Archive::get_elf_object_for_member): New function.
1586 (Archive::read_all_symbols): New function.
1587 (Archive::read_symbols): New function.
1588 (Archive::add_symbols): Add counters.
1589 (Archive::include_all_members): Use armap to find members if it's
1591 (Archive::include_member): Skip reading symbols if already read.
1592 Factored code into Archive::get_file_and_offset and
1593 Archive::get_elf_object_for_member. Changed call to
1594 Mapfile::report_include_archive_member.
1595 (Archive::print_stats): New function.
1596 * archive.h: Declare Object and Read_symbols_data classes.
1597 (Archive::Archive): Add initializers for new members.
1598 (Archive::setup): Add parameter.
1599 (Archive::print_stats): New function.
1600 (Archive::total_archives, Archive::total_members)
1601 (Archive::total_members_loaded): New variables.
1602 (Archive::get_file_and_offset): New function.
1603 (Archive::get_elf_object_for_member): New function.
1604 (Archive::read_all_symbols): New function.
1605 (Archive::read_symbols): New function.
1606 (Archive::Archive_member): New class.
1607 (Archive::members_): New member.
1608 (Archive::num_members_): New member.
1609 * main.cc: Include archive.h.
1610 (main): Call Archive::print_stats.
1611 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1612 archive parameter; member_name is now the fully-decorated name.
1613 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1614 * options.h: (General_options): Add --preread-archive-symbols option.
1615 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1618 2008-08-04 Ian Lance Taylor <iant@google.com>
1620 * symtab.h (Symbol::use_plt_offset): New function.
1621 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1622 * powerpc.cc (Relocate::relocate): Likewise.
1623 * sparc.cc (Relocate::relocate): Likewise.
1624 * x86_64.cc (Relocate::relocate): Likewise.
1625 * testsuite/weak_plt.sh: New test.
1626 * testsuite/weak_plt_main.cc: New test.
1627 * testsuite/weak_plt_shared.cc: New test.
1628 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1629 (check_PROGRAMS): Add weak_plt.
1630 (check_DATA): Add weak_plt_shared.so.
1631 (weak_plt_main_pic.o, weak_plt): New targets.
1632 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1633 * testsuite/Makefile.in: Rebuild.
1635 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1637 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1638 * testsuite/Makefile.in: Rebuild.
1640 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1642 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1643 * Makefile.in: Regenerate.
1644 * po/POTFILES.in: Regenerate.
1646 2008-07-29 Ian Lance Taylor <iant@google.com>
1648 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1649 symbols before other symbols.
1650 * testsuite/script_test_2.cc (test_addr): Declare.
1651 (test_addr_alias): Declare.
1652 (main): Check that test_addr and test_addr_alias have the right
1654 * testsuite/script_test_2.t: Define test_addr_alias and
1657 2008-07-24 Ian Lance Taylor <iant@google.com>
1660 * descriptors.cc: New file.
1661 * descriptors.h: New file.
1662 * gold-threads.h (class Hold_optional_lock): New class.
1663 * fileread.cc: Include "descriptors.h".
1664 (File_read::~File_read): Release descriptor rather than closing
1666 (File_read::open) [file]: Call open_descriptor rather than open.
1667 Set is_descriptor_opened_.
1668 (File_read::open) [memory]: Assert that descriptor is not open.
1669 (File_read::reopen_descriptor): New function.
1670 (File_read::release): Release descriptor.
1671 (File_read::do_read): Make non-const. Reopen descriptor.
1672 (File_read::read): Make non-const.
1673 (File_read::make_view): Reopen descriptor.
1674 (File_read::do_readv): Likewise.
1675 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1676 Update declarations.
1677 * layout.cc: Include "descriptors.h".
1678 (Layout::create_build_id): Use open_descriptor rather than open.
1679 * output.cc: Include "descriptors.h".
1680 (Output_file::open): Use open_descriptor rather than open.
1681 * archive.cc (Archive::const_iterator): Change Archive to be
1683 (Archive::begin, Archive::end): Make non-const.
1684 (Archive::count_members): Likewise.
1685 * archive.h (class Archive): Update declarations.
1686 * object.h (Object::read): Make non-const.
1687 * Makefile.am (CCFILES): Add descriptors.cc.
1688 (HFILES): Add descriptors.h.
1689 * Makefile.in: Rebuild.
1692 * gold.h: Always include <clocale>. Add Solaris workarounds
1693 following code in binutils/sysdep.h.
1696 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1697 this->eh_frame_hdr_ is NULL before using it.
1699 * dynobj.cc (Versions::Versions): Update comment.
1701 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1702 the base version name.
1704 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1705 array size plus one.
1706 (Stringpool_template::set_string_offsets): Subtract one from key
1707 before using it as an array index.
1708 (Stringpool_template::get_offset_with_length): Likewise.
1709 (Stringpool_template::write_to_buffer): Likewise.
1710 * stringpool.h (Stringpool_template::get_offset_from_key):
1713 2008-07-23 Ian Lance Taylor <iant@google.com>
1716 * object.h (Merged_symbol_value::value): Do our best to handle a
1720 * script.cc (Version_script_info::get_versions): Don't add empty
1721 version tag to return value.
1722 (Version_script_info::get_symbol_version_helper): Change return
1723 type to bool. Add pversion parameter. Change all callers.
1724 (script_register_vers_node): Don't require a non-NULL tag.
1725 * script.h (class Version_script_info): Update declarations.
1726 (Version_script_info::get_symbol_version): Change return type to
1727 bool. Add version parameter. Change all callers.
1728 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1729 handling. Handle an empty version from a version script.
1730 (Symbol_table::define_special_symbol): Likewise.
1731 * testsuite/ver_test_10.script: New file.
1732 * testsuite/ver_test_10.sh: New file.
1733 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1734 (check_DATA): Add ver_test_10.syms.
1735 (ver_test_10.syms, ver_test_10.so): New target.
1736 * testsuite/Makefile.in: Rebuild.
1738 2008-07-23 Simon Baldwin <simonb@google.com>
1740 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1741 to zero for undefined symbols from dynamic libraries.
1743 2008-07-23 Ian Lance Taylor <iant@google.com>
1745 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1747 * symtab.h (class Symbol_table): Update declaration.
1748 * testsuite/ver_test_9.cc: New file.
1749 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1750 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1751 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1752 (ver_test_9.so, ver_test_9.o): New targets.
1753 * testsuite/Makefile.in: Rebuild.
1755 2008-07-22 Ian Lance Taylor <iant@google.com>
1757 * options.h (class General_options): Define --check-sections.
1758 * layout.cc (Layout::set_segment_offsets): Handle
1761 * options.h (class General_options): Define -n/--nmagic and
1763 * options.cc (General_options::finalize): For -n/--nmagic or
1764 -N/--omagic, set -static.
1765 * layout.cc (Layout::attach_allocated_section_to_segment): If
1766 -N/--omagic, don't put read-only and read-write sections in
1768 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1769 finding a read-only segment.
1770 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1771 don't set the minimum segment alignment to the common page size,
1772 and don't set the file offset to the address modulo the page size.
1773 * script-sections.cc (Script_sections::create_segments): If
1774 -n/--omagic, don't put read-only and read-write sections in
1777 * cref.cc: New file.
1779 * options.h (class General_options): Add --print-symbol-counts.
1780 * main.cc (main): Issue defined symbol report if requested.
1781 * archive.cc (Archive::interpret_header): Make into a const member
1783 (Archive::add_symbols): Call Input_objects::archive_start and
1785 (Archive::const_iterator): Define new class.
1786 (Archive::begin, Archive::end): New functions.
1787 (Archive::include_all_members): Rewrite to use iterator.
1788 (Archive::count_members): New function.
1789 * archive.h (class Archive): Update declarations.
1790 (Archive::filename): New function.
1791 * object.cc: Include "cref.h".
1792 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1793 (Sized_relobj::do_get_global_symbol_counts): New function.
1794 (Input_objects::add_object): Add object to cross-referencer.
1795 (Input_objects::archive_start): New function.
1796 (Input_objects::archive_stop): New function.
1797 (Input_objects::print_symbol_counts): New function.
1798 * object.h: Declare Cref and Archive.
1799 (Object::get_global_symbol_counts): New function.
1800 (Object::do_get_global_symbol_counts): New pure virtual function.
1801 (class Sized_relobj): Add defined_count_ field. Update
1803 (class Input_objects): Add cref_ field. Update constructor.
1804 Update declarations.
1805 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1807 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1809 (Sized_dynobj::do_get_global_symbol_counts): New function.
1810 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1811 defined_count_. Update declarations. Define Symbols typedef.
1812 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1813 parameter. Change all callers.
1814 (Symbol_table::add_from_dynobj): Add sympointers and defined
1815 parameters. Change all callers.
1816 * symtab.h (class Symbol_table): Update declarations.
1817 * Makefile.am (CCFILES): Add cref.cc.
1818 (HFILES): Add cref.h.
1819 * Makefile.in: Rebuild.
1821 2008-07-22 Simon Baldwin <simonb@google.com>
1823 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1824 to zero when writing undefined symbols.
1826 2008-07-22 Ian Lance Taylor <iant@google.com>
1828 * output.cc (Output_section::add_input_section): Don't try to
1829 merge empty merge sections.
1831 2008-07-21 Craig Silverstein <csilvers@google.com>
1833 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1834 Include symbol version in error message.
1836 2008-07-20 Chris Demetriou <cgd@google.com>
1838 * configure.ac (gold_cv_c_random_seed): New configured variable.
1839 (RANDOM_SEED_CFLAGS): New substituted variable.
1840 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1841 * configure: Rebuild.
1842 * Makefile.in: Likewise.
1843 * testsuite/Makefile.in: Likewise.
1845 2008-07-18 Ian Lance Taylor <iant@google.com>
1847 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1848 where we see NAME/NULL and NAME/VERSION as separate symbols.
1849 * testsuite/ver_test_main.cc (main): Call t4.
1850 (t4, t4_2a): Define.
1851 * testsuite/ver_test_2.cc (t4_2): Define.
1852 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1853 * testsuite/ver_test_4.cc (t4_2a): Define.
1854 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1855 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1857 2008-07-17 Ian Lance Taylor <iant@google.com>
1859 * dynobj.cc (Versions::add_def): If we give an error about a
1860 missing version, go ahead and create the version anyhow.
1862 2008-07-10 Ian Lance Taylor <iant@google.com>
1864 Handle output sections with more than 0x7fffffff bytes.
1865 * object.h (class Relobj): Change map_to_output_ to
1866 output_sections_, and just keep a section pointer. Change all
1867 uses. Move comdat group support to Sized_relobj.
1868 (Relobj::is_section_specially_mapped): Remove.
1869 (Relobj::output_section): Remove poff parameter. Change all
1871 (Relobj::output_section_offset): New function.
1872 (Relobj::set_section_offset): Rewrite.
1873 (Relobj::map_to_output): Remove.
1874 (Relobj::output_sections): New function.
1875 (Relobj::do_output_section_offset): New pure virtual function.
1876 (Relobj::do_set_section_offset): Likewise.
1877 (class Sized_relobj): Add section_offsets_ field. Add comdat
1878 group support from Relobj. Update declarations.
1879 (Sized_relobj::get_output_section_offset): New function.
1880 (Sized_relobj::do_output_section_offset): New function.
1881 (Sized_relobj::do_set_section_offset): New function.
1882 * object.cc (Relobj::output_section_address): Remove.
1883 (Sized_relobj::Sized_relobj): Initialize new fields.
1884 (Sized_relobj::include_section_group): Cast find_kept_object to
1886 (Sized_relobj::include_linkonce_section): Likewise.
1887 (Sized_relobj::do_layout): Use separate arrays for output section
1889 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1891 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1892 output_sections and section_offsets.
1893 (Sized_relobj::write_local_symbols): Likewise.
1894 (map_to_kept_section): Compute output address directly.
1895 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1896 output_sections and section_offsets.
1897 (Sized_relobj::write_sections): Likewise.
1898 (Sized_relobj::relocate_sections): Likewise.
1899 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1900 * output.h (class Output_reloc): Update declarations. Change
1901 u2_.relobj to Sized_relobj*.
1902 (class Output_data_reloc): Change add functions to use
1904 * output.cc (Output_reloc::Output_reloc): Change relobj to
1906 (Output_reloc::local_section_offset): Change return type to
1907 Elf_Addr. Use get_output_section_offset.
1908 (Output_reloc::get_address): Likewise.
1909 (Output_section::is_input_address_mapped): Don't call
1910 is_section_specially_mapped.
1911 (Output_section::output_offset): Likewise.
1912 (Output_section::output_address): Likewise.
1913 (Output_section::starting_output_address): Likewise.
1914 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1915 parameter to Sized_relobj*.
1916 (Copy_relocs::need_copy_reloc): Likewise.
1917 (Copy_relocs::save): Likewise.
1918 * copy-relocs.h (class Copy_relocs): Update declarations.
1919 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1920 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1921 * target-reloc.h (relocate_for_relocatable): Change
1922 offset_in_output_section type to Elf_Addr. Change code that uses
1924 * layout.cc (Layout::layout): Always set *off.
1925 * mapfile.cc (Mapfile::print_input_section): Use
1926 output_section_offset.
1927 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1929 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1930 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1931 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1933 2008-07-03 Ian Lance Taylor <iant@google.com>
1935 * layout.cc (Layout::include_section): Do not discard unrecognized
1936 SHT_STRTAB sections.
1938 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1940 * script.cc (Lex::can_continue_name): Make '?' allowable in
1941 version-script names.
1942 * testsuite/version_script.map: Change glob pattern to use '?'
1944 2008-06-30 Manish Singh <yosh@gimp.org>
1947 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1950 2008-06-30 Ian Lance Taylor <iant@google.com>
1954 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1955 versions]: Don't try to read the value in the contents, since we
1956 don't use it. Use the template endianness when writing.
1958 2008-06-25 Cary Coutant <ccoutant@google.com>
1960 * fileread.cc (File_read::make_view): Assert on zero-length view.
1961 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1962 symbol table when there are no symbols to read.
1964 2008-06-23 Craig Silverstein <csilvers@google.com>
1966 * version.cc (version_string): Bump to 1.7
1968 2008-06-18 Craig Silverstein <csilvers@google.com>
1970 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1971 constant 0xFFFF to type Valtype.
1972 (Powerpc_relocate_functions::rel16_ha): Likewise.
1974 2008-06-17 Ian Lance Taylor <iant@google.com>
1976 * output.h (Output_section::Input_section): Initialize p2align_ to
1977 zero for Output_section_data constructors.
1978 (Output_section::Input_section::addralign): If not an input
1979 section, return the alignment of the Output_section_data.
1980 * testsuite/copy_test.cc: New file.
1981 * testsuite/copy_test_1.cc: New file.
1982 * testsuite/copy_test_2.cc: New file.
1983 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1984 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1985 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1986 (copy_test_1_pic.o, copy_test_1.so): New targets.
1987 (copy_test_2_pic.o, copy_test_2.so): New targets.
1988 * testsuite/Makefile.in: Rebuild.
1990 * script-sections.cc (Script_sections::place_orphan): Initialize
1991 local variable exact.
1993 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1995 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1997 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1998 David S. Miller <davem@davemloft.net>
2000 * powerpc.cc: New file.
2001 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2002 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2003 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2004 * Makefile.in: Rebuild.
2006 2008-06-09 Ian Lance Taylor <iant@google.com>
2008 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2010 (throwing, orig_terminate): New static variables.
2011 (terminate_handler): New static function.
2012 (t2): Set terminate handler.
2014 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2017 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2020 2008-05-30 Cary Coutant <ccoutant@google.com>
2022 * archive.cc (Archive::include_all_members) Correct to step
2023 over symbol table and extended name table in thin archives.
2025 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2028 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2031 2008-05-28 Caleb Howe <cshowe@google.com>
2033 * reduced_debug_output.cc: New file.
2034 * reduced_debug_output.h: New file.
2035 * options.h (class General_options): Add --strip-debug-non-line.
2036 * options.cc (General_options::finalize): Add strip_debug_non_line
2037 to the strip heirarchy.
2038 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2040 * layout.cc: Include "reduced_debug_output.h".
2041 (Layout::Layout): Initialize new fields.
2042 (line_only_debug_sections): New static array.
2043 (is_lines_only_debug_sections): New static inline function.
2044 (Layout::include_section): Handle --strip-debug-non-line.
2045 (Layout::make_output_section): If --strip-debug-non-line, build
2046 new output sections for .debug_abbrev and .debug_info.
2047 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2048 gold. Warn about possible overflow.
2049 (read_signed_LEB_128): Likewise.
2050 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2051 (read_signed_LEB_128): Declare.
2052 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2053 (HFILES): Add reduced_debug_output.h.
2054 * Makefile.in: Rebuild.
2056 2008-05-21 Ian Lance Taylor <iant@google.com>
2058 * mapfile.cc: New file.
2059 * mapfile.h: New file.
2060 * options.h (class General_options): Add -M/--print-map and -Map.
2061 * options.cc (General_options::finalize): Make -M equivalent to
2063 * main.cc: Include <cstdio> and "mapfile.h".
2064 (main): Open mapfile if requested.
2065 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2066 constructor. Change caller.
2067 (queue_initial_tasks): Add mapfile parameter. Change caller.
2068 (queue_middle_tasks): Likewise.
2069 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2071 * archive.cc: Include "mapfile.h".
2072 (Archive::add_symbols): Add mapfile parameter. Change all
2073 callers. Pass mapfile, symbol, and reason to include_member.
2074 (Archive::include_all_members): Add mapfile parameter. Change all
2076 (Archive::include_member): Add mapfile, sym, and why parameters.
2077 Change all callers. Report inclusion to map file.
2078 * archive.h: Include "fileread.h".
2079 (class Archive): Update declarations.
2080 (Archive::file): New const method.
2081 (class Add_archive_symbols): Add mapfile_ field. Update
2082 constructor. Change all callers.
2083 * readsyms.h (class Read_symbols): Likewise.
2084 (class Finish_group): Likewise.
2085 (class Read_script): Likewise.
2086 * common.cc: Include "mapfile.h".
2087 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2089 (Symbol_table::do_allocate_commons): Likewise.
2090 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2091 symbol allocation to mapfile.
2092 * common.h (class Allocate_commons_task): Add mapfile_ field.
2093 Update constructor. Change all callers.
2094 * symtab.h (class Symbol_table): Update declarations.
2095 * layout.cc: Include "mapfile.h".
2096 (Layout_task_runner::run): Print information to mapfile.
2097 (Layout::create_gold_note): Change Output_data_fixed_space to
2098 Output_data_zero_fill.
2099 (Layout::create_build_id): Likewise.
2100 (Layout::print_to_mapfile): New function.
2101 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2102 constructor. Change caller.
2103 (class Layout): Declare print_to_mapfile.
2104 * output.cc (Output_section::Input_section::print_to_mapfile): New
2106 (Output_section::add_input_section): If producing a map, always
2107 add to input_sections_ list.
2108 (Output_section::do_print_to_mapfile): New function.
2109 (Output_segment::print_sections_to_mapfile): New function.
2110 (Output_segment::print_section_list_to_mapfile): New function.
2111 * output.h: Include "mapfile.h".
2112 (Output_data::print_to_mapfile): New function.
2113 (Output_data::do_print_to_mapfile): New virtual function.
2114 (Output_segment_headers::do_print_to_mapfile): New function.
2115 (Output_file_header::do_print_to_mapfile): New function.
2116 (Output_data_const::do_print_to_mapfile): New function.
2117 (class Output_data_const_buffer): Add map_name_ field. Update
2118 constructor. Change all callers. Add do_print_to_mapfile
2120 (class Output_data_fixed_space): Likewise.
2121 (class Output_data_space): Likewise.
2122 (class Output_data_zero_fill): New class.
2123 (Output_data_strtab::do_print_to_mapfile): New function.
2124 (Output_data_reloc_base::do_print_to_mapfile): New function.
2125 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2126 (Output_data_group::do_print_to_mapfile): New function.
2127 (Output_data_got::do_print_to_mapfile): New function.
2128 (Output_data_dynamic::do_print_to_mapfile): New function.
2129 (Output_symtab_xindex::do_print_to_mapfile): New function.
2130 (class Output_section): Declare do_print_to_mapflie. Declare
2131 print_to_mapfile in Input_section.
2132 (class Output_segment): Declare new functions.
2133 * object.h (Sized_relobj::symbol_count): New function.
2134 * script-sections.cc
2135 (Output_section_element_dot_assignment::set_section_addresses):
2136 Change Output_data_fixed_space to Output_data_zero_fill.
2137 (Output_data_expression::do_print_to_mapfile): New function.
2138 * script.cc (read_input_script): Add mapfile parameter. Change
2140 * script.h (read_input_script): Update declaration.
2141 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2142 (Eh_frame::do_print_to_mapfile): New function.
2143 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2144 (Output_merge_string::do_print_to_mapfile): New function.
2145 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2147 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2149 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2151 * Makefile.am (CCFILES): Add mapfile.cc.
2152 (HFILES): Add mapfile.h.
2153 * Makefile.in: Rebuild.
2155 2008-05-19 Ian Lance Taylor <iant@google.com>
2157 * options.h (class General_options): Add -z relro.
2158 * layout.cc (Layout::Layout): Initialize relro_segment_.
2159 (Layout::add_output_section_data): Return the output section.
2160 (Layout::make_output_section): Rcognize relro sections and mark
2162 (Layout::attach_allocated_section_to_segment): Put relro sections
2163 in a PT_GNU_RELRO segment.
2164 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2166 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2168 (Layout::linkonce_mapping): Map d.rel.ro.local to
2170 (Layout::output_section_name): Us .data.rel.ro.local for any
2171 section which begins with that.
2172 * layout.h (class Layout): Update add_output_section_data
2173 declaration. Add relro_segment_ field.
2174 * output.cc (Output_section::Output_section): Initialize is_relro_
2175 and is_relro_local_ fields.
2176 (Output_segment::add_output_section): Group relro sections.
2177 (Output_segment::is_first_section_relro): New function.
2178 (Output_segment::maximum_alignment): If there is a relro section,
2179 align the segment to the common page size.
2180 (Output_segment::set_section_addresses): Track whether we are
2181 looking at relro sections. If the last section is a relro
2182 section, align to the common page size.
2183 (Output_segment::set_section_list_addresses): Add in_relro
2184 parameter. Change all callers. Align to the page size when
2185 moving from relro to non-relro section.
2186 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2188 * output.h (class Output_section): Add is_relro_ and
2189 is_relro_local_ fields.
2190 (Output_section::is_relro): New function.
2191 (Output_section::set_is_relro): New function.
2192 (Output_section::is_relro_local): New function.
2193 (Output_section::set_is_relro_local): New function.
2194 (class Output_segment): Update declarations.
2195 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2196 * sparc.cc (Target_sparc::got_section): Likewise.
2197 * x86_64.cc (Target_x86_64::got_section): Likewise.
2198 * testsuite/relro_test_main.cc: New file.
2199 * testsuite/relro_test.cc: New file.
2200 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2201 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2202 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2203 (relro_test.so, relro_test_pic.o): New targets.
2204 * testsuite/Makefile.in: Rebuild.
2206 2008-05-16 Ian Lance Taylor <iant@google.com>
2208 * output.cc (Output_segment::add_output_section): Remove front
2210 * output.h (class Output_segment): Remove
2211 add_initial_output_section and overloaded add_output_section.
2212 Update declaration of remaining add_output_section.
2213 * layout.cc (Layout::create_interp): Call add_output_section
2214 rather than add_initial_output_section.
2215 (Layout::finish_dynamic_section): Likewise.
2217 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2218 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2219 know the dynamic type.
2220 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2221 field. Initialize it in constructor.
2222 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2223 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2224 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2227 * output.cc (Output_reloc::get_address): Change return type to
2229 * output.h (class Output_reloc): Update get_address declaration.
2230 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2231 for section addresses.
2233 2008-05-09 Ian Lance Taylor <iant@google.com>
2236 * gold.cc (gold_nomem): Use return value of write.
2238 2008-05-08 Ian Lance Taylor <iant@google.com>
2240 * symtab.c (Symbol::init_base_output_data): Add version
2241 parameter. Change all callers.
2242 (Symbol::init_base_output_segment): Likewise.
2243 (Symbol::init_base_constant): Likewise.
2244 (Symbol::init_base_undefined): Likewise.
2245 (Sized_symbol::init_output_data): Likewise.
2246 (Sized_symbol::init_output_segment): Likewise.
2247 (Sized_symbol::init_constant): Likewise.
2248 (Sized_symbol::init_undefined): Likewise.
2249 (Symbol_table::do_define_in_output_data): If the new symbol has a
2250 version, mark it as the default.
2251 (Symbol_table::do_define_in_output_segment): Likewise.
2252 (Symbol_table::do_define_as_constant): Likewise.
2253 * symtab.h (class Symbol): Update declarations.
2254 (class Sized_symbol): Likewise.
2255 * resolve.cc (Symbol::override_version): New function.
2256 (Symbol::override_base): Call override_version.
2257 (Symbol::override_base_with_special): Likewise.
2258 * testsuite/ver_script_8.script: New file.
2259 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2260 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2261 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2262 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2264 2008-05-06 Ian Lance Taylor <iant@google.com>
2267 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2269 (class General_options): Remove existing --undefined, and add
2270 --no-undefined instead. Add new --undefined as synonym for -u.
2271 * archive.cc (Archive::add_symbols): Check whether symbol was
2273 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2274 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2275 all uses. Add IS_UNDEFINED. Update declarations to split
2276 different versions of init_base. Declare init_base_undefined.
2277 (Symbol::is_defined): Handle IS_UNDEFINED.
2278 (Symbol::is_undefined): Likewise.
2279 (Symbol::is_weak_undefined): Call is_undefined.
2280 (Symbol::is_absolute): Handle IS_CONSTANT.
2281 (class Sized_symbol): Update declarations to split different
2282 versions of init. Declare init_undefined.
2283 (class Symbol_table): Declare new functions.
2284 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2286 (Symbol::init_base_output_data): Likewise.
2287 (Symbol::init_base_output_segment): Likewise.
2288 (Symbol::init_base_constant): Likewise.
2289 (Symbol::init_base_undefined): New function.
2290 (Sized_symbol::init_object): Rename from init. Change all
2292 (Sized_symbol::init_output_data): Likewise.
2293 (Sized_symbol::init_output_segment): Likewise.
2294 (Sized_symbol::init_constant): Likewise.
2295 (Sized_symbol::init_undefined): New function.
2296 (Symbol_table::add_undefined_symbols_from_command_line): New
2298 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2300 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2301 (Symbol::output_section): Likewise.
2302 (Symbol::set_output_section): Likewise.
2303 (Symbol_table::sized_finalize_symbol): Likewise.
2304 (Symbol_table::sized_write_globals): Likewise.
2305 * resolve.cc (Symbol_table::should_override): Likewise.
2306 (Symbol::override_base_with_special): Likewise.
2308 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2309 symbol, change it to have default visibility.
2310 * testsuite/protected_1.cc: New file.
2311 * testsuite/protected_2.cc: New file.
2312 * testsuite/protected_3.cc: New file.
2313 * testsuite/protected_main_1.cc: New file.
2314 * testsuite/protected_main_2.cc: New file.
2315 * testsuite/protected_main_3.cc: New file.
2316 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2317 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2318 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2319 (protected_1.so): New target.
2320 (protected_1_pic.o, protected_2_pic.o): New targets.
2321 (protected_3_pic.o): New target.
2322 (check_PROGRAMS): Add protected_2.
2323 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2324 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2325 * testsuite/Makefile.in: Rebuild.
2327 * options.h (DEFINE_var): Add set_user_set_##varname__.
2328 (DEFINE_bool_alias): New macro.
2329 (class General_options): Define -Bstatic using DEFINE_bool_alias
2330 rather than DEFINE_special. Add --undefined as an alias for -z
2332 * options.cc (General_options::parse_Bstatic): Remove.
2334 * options.h (class General_options): Add --fatal-warnings.
2335 * main.cc (main): Implement --fatal-warnings.
2336 * errors.h (Errors::warning_count): New function.
2338 * options.h (class General_options): Add -Bsymbolic-functions.
2339 * symtab.h (Symbol::is_preemptible): Check for
2340 -Bsymbolic-functions.
2342 2008-05-05 Ian Lance Taylor <iant@google.com>
2344 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2345 as noVARNAME rather than no-VARNAME.
2346 (class General_options): Add option -z combreloc.
2347 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2349 (Output_reloc::sort_before) [SHT_REL]: New function.
2350 (Output_reloc::sort_before) [SHT_RELA]: New function.
2351 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2352 Sort_relocs_comparison.
2353 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2354 parameter. Change all callers.
2355 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2356 sort_relocs parameter. Change all callers.
2357 * output.cc (Output_reloc::get_address): New function, broken out
2359 (Output_reloc::write_rel): Call it.
2360 (Output_reloc::compare): New function.
2361 (Output_data_reloc_base::do_write): Optionally sort relocs.
2363 * configure.ac: If targ_extra_obj is set, link it in.
2364 * configure.tgt: Initialize all variables.
2365 (x86_64*): Set targ_extra_obj and targ_extra_size.
2366 * configure: Rebuild.
2368 * object.cc (Sized_relobj::include_section_group): Adjust section
2369 indexes read from group data. Build vector to pass to
2371 * layout.cc (Layout::layout_group): Add flags and shndxes
2372 parameters. Remove contents parameter. Change caller. Update
2373 explicit instantiations.
2374 * layout.h (class Layout): Update layout_group declaration.
2375 * output.cc (Output_data_group::Output_data_group): Add flags and
2376 input_shndxes parameters. Remove contents parameter. Change
2378 (Output_data_group::do_write): Change input_sections_ to
2380 * output.h (class Output_data_group): Update constructor
2381 declaration. Rename input_sections_ to input_shndxes_.
2382 * testsuite/many_sections_test.cc: Add template.
2384 2008-04-30 Cary Coutant <ccoutant@google.com>
2386 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2388 * layout.cc (Layout::include_section): Refactored check for debug
2390 (Layout::add_comdat): Add new parameters. Change type
2391 of signature parameter. Add object and shndx to signatures table.
2392 (Layout::find_kept_object): New function.
2393 * layout.h: Include <cstring>.
2394 (Layout::is_debug_info_section): New function.
2395 (Layout::add_comdat): Add new parameters.
2396 (Layout::find_kept_object): New function.
2397 (Layout::Kept_section): New struct.
2398 (Layout::Signatures): Change type of map range.
2399 * object.cc (Relobj::output_section_address): New function.
2400 (Sized_relobj::include_section_group): Add new parameters. Change
2401 calls to Layout::add_comdat. Change to build table of kept comdat
2402 groups and table mapping discarded sections to kept sections.
2403 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2404 (Sized_relobj::do_layout): Change calls to include_section_group and
2405 include_linkonce_section.
2406 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2407 value to zero when section is discarded.
2408 (Sized_relobj::map_to_kept_section): New function.
2409 * object.h (Relobj::output_section_address): New function.
2410 (Relobj::Comdat_group): New type.
2411 (Relobj::find_comdat_group): New function.
2412 (Relobj::Comdat_group_table): New type.
2413 (Relobj::Kept_comdat_section): New type.
2414 (Relobj::Kept_comdat_section_table): New type.
2415 (Relobj::add_comdat_group): New function.
2416 (Relobj::set_kept_comdat_section): New function.
2417 (Relobj::get_kept_comdat_section): New function.
2418 (Relobj::comdat_groups_): New field.
2419 (Relobj::kept_comdat_sections_): New field.
2420 (Symbol_value::input_value): Update comment.
2421 (Sized_relobj::map_to_kept_section) New function.
2422 (Sized_relobj::include_linkonce_section): Add new parameter.
2423 * target-reloc.h (Comdat_behavior): New type.
2424 (get_comdat_behavior): New function.
2425 (relocate_section): Add code to map a discarded section to the
2426 corresponding kept section when applying a relocation.
2428 2008-04-30 Craig Silverstein <csilvers@google.com>
2430 * dwarf_reader.cc (next_generation_count): New static var.
2431 (Addr2line_cache_entry): New struct.
2432 (addr2line_cache): New static var.
2433 (Dwarf_line_info::one_addr2line): Added caching.
2434 (Dwarf_line_info::clear_addr2line_cache): New function.
2435 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2436 cache-size parameter.
2437 (Dwarf_line_info::one_addr2line_cache): New function.
2438 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2439 new cache-size argument to one_addr2line(), and clear cache.
2441 2008-04-28 Cary Coutant <ccoutant@google.com>
2443 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2444 R_386_PC8 relocations.
2446 2008-04-23 Ian Lance Taylor <iant@google.com>
2448 * object.cc (Sized_relobj::include_section_group): Check for
2449 invalid section group.
2451 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2454 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2455 than read for file header.
2456 * archive.cc (Archive::include_member): Likewise.
2458 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2460 * aclocal.m4: Regenerate.
2461 * configure: Regenerate.
2463 2008-04-19 Ian Lance Taylor <iant@google.com>
2465 * version.cc (version_string): Bump to 1.6.
2467 * testsuite/Makefile.am (many_sections_r_test): New target.
2468 (many_sections_r_test_SOURCES): Remove.
2469 (many_sections_r_test_DEPENDENCIES): Remove.
2470 (many_sections_r_test_LDFLAGS): Remove.
2471 (many_sections_r_test_LDADD): Remove.
2473 * object.cc (Sized_relobj::do_add_symbols): Always pass
2474 local_symbol_count_ to add_from_relobj.
2476 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2477 every thousand variables.
2478 * testsuite/Makefile.in: Rebuild.
2480 * object.cc (Xindex::initialize_symtab_xindex): New function.
2481 (Xindex::read_symtab_xindex): New function.
2482 (Xindex::sym_xindex_to_shndx): New function.
2483 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2485 (Sized_relobj::do_initialize_xindex): New function.
2486 (Sized_relobj::do_read_symbols): Adjust section links.
2487 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2488 parameter. Change all callers.
2489 (Sized_relobj::include_section_group): Adjust section links and
2490 symbol section indexes.
2491 (Sized_relobj::do_layout): Adjust section links.
2492 (Sized_relobj::do_count_local_symbols): Adjust section links and
2493 symbol section indexes.
2494 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2495 ordinary and special symbols.
2496 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2497 dynsym_xindex parameters. Change all callers. Adjust section
2498 links. Use SHN_XINDEX when needed.
2499 (Sized_relobj::get_symbol_location_info): Adjust section links.
2500 Don't get fooled by special symbols.
2501 * object.h (class Xindex): Define.
2502 (class Object): Add xindex_ parameter. Declare virtual functoin
2503 do_initialize_xindex.
2504 (Object::adjust_sym_shndx): New function.
2505 (Object::set_xindex): New protected function.
2506 (class Symbol_value): Add is_ordinary_shndx_ field.
2507 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2508 (Symbol_value::value): Assert ordinary section.
2509 (Symbol_value::initialize_input_to_output_map): Likewise.
2510 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2512 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2514 (class Sized_relobj): Update declarations.
2515 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2516 parameter. Change all callers.
2517 (Sized_relobj::adjust_shndx): New function.
2518 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2520 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2521 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2522 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2523 (Sized_dynobj::read_dynsym_section): Adjust section links.
2524 (Sized_dynobj::read_dynamic): Likewise.
2525 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2527 (Sized_dynobj::do_initialize_xindex): New function.
2528 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2529 do_initialize_xindex.
2530 (Sized_dynobj::adjust_shndx): New function.
2531 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2532 dynsym_xindex_ fields.
2533 (Layout::finalize): Add a call to set_section_indexes before
2534 creating the symtab sections.
2535 (Layout::set_section_indexes): Don't do anything if the section
2536 already has a section index.
2537 (Layout::create_symtab_sections): Add shnum parameter. Change
2538 caller. Create .symtab_shndx section if needed.
2539 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2541 (Layout::allocated_output_section_count): New function.
2542 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2544 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2545 fields. Update declarations.
2546 (Layout::symtab_xindex): New function.
2547 (Layout::dynsym_xindex): New function.
2548 (class Write_symbols_task): Add layout_ field.
2549 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2551 * output.cc (Output_section_headers::Output_section_headers): Add
2552 shstrtab_section parameter. Change all callers.
2553 (Output_section_headers::do_sized_write): Store overflow values
2554 for section count and section string table section index in
2555 section header zero.
2556 (Output_file_header::do_sized_write): Check for overflow of
2557 section count and section string table section index.
2558 (Output_symtab_xindex::do_write): New function.
2559 (Output_symtab_xindex::endian_do_write): New function.
2560 * output.h (class Output_section_headers): Add shstrtab_section_.
2561 Update declarations.
2562 (class Output_symtab_xindex): Define.
2563 (Output_section::has_out_shndx): New function.
2564 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2566 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2568 (Sized_symbol::init): Likewise.
2569 (Symbol::output_section): Check for ordinary symbol.
2570 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2571 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2573 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2574 Change all callers. Simplify handling of symbols from sections
2575 not included in the link.
2576 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2578 (Weak_alias_sorter::operator()): Assert that symbols are
2580 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2582 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2583 parameters. Change all callers.
2584 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2585 symbol distinction. Use SHN_XINDEX when needed.
2586 (Symbol_table::write_section_symbol): Add symtab_xindex
2587 parameter. Change all callers.
2588 (Symbol_table::sized_write_section_symbol): Likewise. Use
2589 SHN_XINDEX when needed.
2590 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2592 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2593 (Symbol::is_defined): Check is_ordinary.
2594 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2595 (Symbol::is_absolute, Symbol::is_common): Likewise.
2596 (class Sized_symbol): Update declarations.
2597 (class Symbol_table): Update declarations.
2598 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2599 parameters. Change all callers.
2600 (Sized_symbol::override): Likewise.
2601 (Symbol_table::override): Likewise.
2602 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2603 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2604 is_ordinary, and orig_st_shndx parameters. Change all callers.
2605 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2606 to be in an ordinary section.
2607 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2608 object and is_ordinary parameters. Change all callers.
2609 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2610 Change all callers. Don't add undefined or non-ordinary symbols
2612 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2614 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2616 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2617 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2618 (Sized_relobj::relocate_sections): Likewise.
2619 * target-reloc.h (scan_relocs): Adjust section symbol index.
2620 (scan_relocatable_relocs): Likewise.
2621 * i386.cc (Scan::local): Check for ordinary symbols.
2622 * sparc.cc (Scan::local): Likewise.
2623 * x86_64.cc (Scan::local): Likewise.
2624 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2625 to symbol_section_and_value.
2626 * testsuite/many_sections_test.cc: New file.
2627 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2628 (check_PROGRAMS): Add many_sections_test.
2629 (many_sections_test_SOURCES): Define.
2630 (many_sections_test_DEPENDENCIES): Define.
2631 (many_sections_test_LDFLAGS): Define.
2632 (BUILT_SOURCES): Add many_sections_define.h.
2633 (many_sections_define.h): New target.
2634 (BUILT_SOURCES): Add many_sections_check.h.
2635 (many_sections_check.h): New target.
2636 (check_PROGRAMS): Add many_sections_r_test.
2637 (many_sections_r_test_SOURCES): Define.
2638 (many_sections_r_test_DEPENDENCIES): Define.
2639 (many_sections_r_test_LDFLAGS): Define.
2640 (many_sections_r_test_LDADD): Define.
2641 (many_sections_r_test.o): New target.
2642 * testsuite/Makefile.in: Rebuild.
2644 2008-04-17 Cary Coutant <ccoutant@google.com>
2646 * errors.cc (Errors::info): New function.
2647 (gold_info): New function.
2648 * errors.h (Errors::info): New function.
2649 * gold.h (gold_info): New function.
2650 * object.cc (Input_objects::add_object): Print trace output.
2651 * options.cc (options::parse_set): New function.
2652 (General_options::parse_wrap): Deleted.
2653 (General_options::General_options): Deleted initializer.
2654 * options.h (options::String_set): New typedef.
2655 (options::parse_set): New function.
2656 (DEFINE_set): New macro.
2657 (General_options::wrap): Changed to use DEFINE_set. Changed
2658 callers of any_wrap_symbols and is_wrap_symbol.
2659 (General_options::trace, General_options::trace_symbol):
2661 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2662 (General_options::wrap_symbols_): Deleted.
2663 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2665 2008-04-17 David S. Miller <davem@davemloft.net>
2667 * options.cc (General_options::parse_V): New function.
2668 * options.h: Add entries for -V and -Qy.
2670 2008-04-17 Ian Lance Taylor <iant@google.com>
2672 * common.cc (Symbol_table::allocate_commons): Remove options
2673 parameter. Change caller.
2674 (Symbol_table::do_allocate_commons): Remove options parameter.
2675 Change caller. Just call do_allocate_commons_list twice.
2676 (Symbol_table::do_allocate_commons_list): New function, broken out
2677 of do_allocate_commons.
2678 * common.h (class Allocate_commons_task): Remove options_ field.
2680 * symtab.cc (Symbol_table::Symbol_table): Initialize
2682 (Symbol_table::add_from_object): Put TLS common symbols on
2684 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2685 which are IN_OUTPUT_DATA.
2686 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2687 allocate_commons and do_allocate_commons declarations. Declare
2688 do_allocate_commons_list.
2689 * gold.cc (queue_middle_tasks): Update creation of
2690 Allocate_commons_task to not pass options.
2691 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2692 (TLS_TEST_C_FLAGS): New variable.
2693 (tls_test_c_pic.o): New target.
2694 (tls_test_shared.so): Link in tls_test_c_pic.o.
2695 (tls_test_c_pic_ie.o): New target.
2696 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2697 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2698 (tls_test_c.o): New target.
2699 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2700 (tls_pic_test_LDADD): Likewise.
2701 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2702 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2703 (tls_test_c_gnu2.o): New target.
2704 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2706 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2707 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2708 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2709 * testsuite/tls_test.cc: Include "config.h".
2710 (t_last): Call t11_last.
2711 * testsuite/tls_test.h (t11, t11_last): Declare.
2712 * testsuite/tls_test_c.c: New file.
2713 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2714 * configure.ac: Check for OpenMP support.
2715 * configure, config.in, Makefile.in: Rebuild.
2716 * testsuite/Makefile.in: Rebuild.
2718 2008-04-16 Cary Coutant <ccoutant@google.com>
2720 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2721 (Target_i386::tls_base_symbol_defined_): New field.
2722 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2723 (Target_i386::Scan::global): Likewise.
2724 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2725 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2726 (Target_x86_64::tls_base_symbol_defined_): New field.
2727 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2728 (Target_x86_64::Scan::global): Likewise.
2730 2008-04-16 Cary Coutant <ccoutant@google.com>
2732 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2733 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2734 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2735 building shared libraries.
2736 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2737 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2738 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2739 * testsuite/Makefile.in: Rebuild.
2740 * testsuite/weak_undef.h: New file.
2741 * testsuite/weak_undef_file1.cc: Add extra test cases.
2742 * testsuite/weak_undef_file2.cc: Likewise.
2743 * testsuite/weak_undef_test.cc: Likewise.
2745 2008-04-16 David S. Miller <davem@davemloft.net>
2747 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2748 Add issued_non_pic_error_ field. Declare check_non_pic.
2749 (Target_sparc::Scan::check_non_pic): New function.
2750 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2751 (Target_sparc::Scan::global): Likewise.
2753 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2754 * configure: Rebuild.
2756 * options.h (DEFINE_enable): New macro.
2757 (new_dtags): New enable option.
2758 (initfirst, interpose, loadfltr, nodefaultlib,
2759 nodelete, nodlopen, nodump): New -z options.
2760 * layout.cc (Layout:finish_dynamic_section): If new
2761 dtags enabled, emit DT_RUNPATH. Also, emit a
2762 DT_FLAGS_1 containing any specified -z flags.
2764 2008-04-16 Ian Lance Taylor <iant@google.com>
2766 * copy-relocs.cc: New file.
2767 * copy-relocs.h: New file.
2768 * reloc.cc: Remove Copy_relocs code.
2769 * reloc.h: Likewise.
2770 * reloc-types.h (struct Reloc_types) [both versions]: Add
2771 get_reloc_addend_noerror.
2772 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2773 variants of add_global which take an addend which must be zero.
2774 * i386.cc: Include "copy-relocs.h".
2775 (class Target_i386): Change type of copy_relocs_ to variable,
2777 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2779 (Target_i386::do_finalize_sections): Change handling of
2781 * sparc.cc: Include "copy-relocs.h".
2782 (class Target_sparc): Change type of copy_relocs_ to variable,
2784 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2786 (Target_sparc::do_finalize_sections): Change handling of
2788 * x86_64.cc: Include "copy-relocs.h".
2789 (class Target_x86_64): Change type of copy_relocs_ to variable,
2791 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2792 class. Change all callers.
2793 (Target_x86_64::do_finalize_sections): Change handling of
2795 * Makefile.am (CCFILES): Add copy-relocs.cc.
2796 (HFILES): Add copy-relocs.h.
2798 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2800 * testsuite/script_test_4.sh: Permit leading zeroes.
2802 2008-04-15 Ian Lance Taylor <iant@google.com>
2804 * script-sections.cc (Script_sections::create_segments): Use
2805 header_size_adjustment even when there is enough room for the
2807 * testsuite/script_test_4.sh: New file.
2808 * testsuite/script_test_4.t: New file.
2809 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2810 (check_DATA): Add script_test_4.stdout.
2811 (MOSTLYCLEANFILES): Likewise.
2812 (script_test_4): New target.
2813 (script_test_4.stdout): New target.
2814 * testsuite/Makefile.in: Rebuild.
2816 * sparc.cc: Add definitions for Output_data_plt_sparc class
2819 2008-04-14 David S. Miller <davem@davemloft.net>
2821 * sparc.cc: New file.
2822 * Makefile.am (TARGETSOURCES): Add sparc.cc
2823 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2824 * configure.tgt: Document targ_extra_size and
2825 targ_extra_big_endian. Add entries for sparc-* and
2827 * configure.ac: Handle targ_extra_size and
2828 targ_extra_big_endian.
2829 * Makefile.in: Rebuild.
2830 * configure: Likewise.
2831 * po/POTFILES.in: Likewise.
2832 * po/gold.pot: Likewise.
2834 2008-04-14 Ian Lance Taylor <iant@google.com>
2836 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2837 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2838 in the name/type/flags to section mapping. Don't call
2839 allocate_output_section.
2840 (Layout::choose_output_section): Change parameter from adjust_name
2841 to is_input_section. Don't permit input sections after sections
2842 are attached to segments. Don't call allocate_output_section.
2843 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2844 not write_enable_output_section.
2845 (Layout::make_output_section): Don't push to
2846 unattached_section_list_ nor call attach_to_segment. Call
2847 attach_section_to_segment if sections are attached.
2848 (Layout::attach_sections_to_segments): New function.
2849 (Layout::attach_section_to_segment): New function.
2850 (Layout::attach_allocated_section_to_segment): Rename from
2851 attach_to_segment. Remove flags parameter.
2852 (Layout::allocate_output_section): Remove function.
2853 (Layout::write_enable_output_section): Remove function.
2854 * layout.h (class Layout): Update for above changes. Add new
2855 field sections_are_attached_.
2856 * output.h (Output_section::update_flags_for_input_section): New
2858 * output.cc (Output_section::add_input_section): Call
2859 update_flags_for_input_section.
2860 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2862 2008-04-11 Cary Coutant <ccoutant@google.com>
2864 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2865 thought unnecessary.
2866 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2868 2008-04-11 Ian Lance Taylor <iant@google.com>
2870 * output.h (class Output_section_data): Remove inline definition
2872 * output.cc (Output_section_data::set_addralign): New function.
2874 2008-04-11 Cary Coutant <ccoutant@google.com>
2876 Add support for TLS descriptors for i386 and x86_64.
2877 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2878 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2879 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2881 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2882 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2883 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2885 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2886 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2887 Fix problem with initial-exec relocations.
2888 (Target_i386::Relocate::relocate_tls): Likewise.
2889 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2891 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2892 support for section-plus-offset dynamic table entries.
2893 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2894 (Output_data_dynamic::Dynamic_entry): Add support for
2895 section-plus-offset dynamic table entries.
2896 (Output_data_dynamic::Classification): Likewise.
2897 (Output_data_dynamic::classification_): Renamed offset_.
2898 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2899 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2900 (Target_x86_64::make_plt_section): New function.
2901 (Target_x86_64::reserve_tlsdesc_entries): New function.
2902 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2903 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2904 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2905 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2906 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2907 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2908 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2909 add extra PLT entry for TLS descriptors.
2910 (Output_data_plt_x86_64::got_): New field.
2911 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2912 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2914 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2916 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2917 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2918 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2919 R_386_TLS_DESC_CALL relocations.
2920 (Target_x86_64::Scan::global): Likewise.
2921 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2922 for TLS descriptors.
2923 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2924 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2925 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2926 GD-to-IE relaxation.
2927 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2928 and TLS_DESCRIPTORS.
2929 * Makefile.in: Rebuild.
2930 * configure: Rebuild.
2931 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2932 (tls_test_shared2.so): New target.
2933 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2934 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2935 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2936 (tls_shared_gd_to_ie_test_LDADD): New variable.
2937 (tls_shared_gnu2_gd_to_ie_test): New target.
2938 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2940 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2941 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2942 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2943 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2944 (tls_shared_gnu2_test): New target.
2945 (tls_test_gnu2_shared.so): New target.
2946 (tls_shared_gnu2_test_SOURCES): New variable.
2947 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2948 (tls_shared_gnu2_test_LDFLAGS): New variable.
2949 (tls_shared_gnu2_test_LDADD): New variable.
2950 * testsuite/Makefile.in: Rebuild.
2951 * testsuite/Makefile.
2953 2008-04-11 Ian Lance Taylor <iant@google.com>
2955 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2957 * testsuite/Makefile.in: Rebuild.
2959 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2961 * testsuite/script_test_2.cc (main): Adjust test.
2963 2008-04-11 David S. Miller <davem@davemloft.net>
2964 Ian Lance Taylor <iant@google.com>
2966 * options.h (General_options): Add entries for '-Y' and
2968 * options.cc (General_options:finalize): If -Y was used, add those
2969 entries to the library path instead of the default "/lib" and
2972 2008-04-11 David S. Miller <davem@davemloft.net>
2974 * testsuite/justsyms.t: Start at 0x100.
2975 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2976 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2978 * testsuite/script_test_2.cc: Adjust string and section length
2981 2008-04-09 Ian Lance Taylor <iant@google.com>
2984 * script-sections.cc (Sections_element::allocate_to_segment): Add
2986 (Output_section_definition::allocate_to_segment): Likewise.
2987 (Orphan_output_section::allocate_to_segment): Likewise.
2988 (Script_sections::attach_sections_using_phdrs_clause): Don't
2989 propagate non-PT_LOAD segments to orphan sections.
2990 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2991 readelf rather than objdump.
2992 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2993 .interp section and PT_INTERP segment are the same size.
2994 * testsuite/Makefile.in: Rebuild.
2996 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2997 aliases for symbols defined in the same object.
2998 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2999 (weak_alias_test_SOURCES): New variable.
3000 (weak_alias_test_DEPENDENCIES): New variable.
3001 (weak_alias_test_LDFLAGS): New variable.
3002 (weak_alias_test_LDADD): New variable.
3003 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3004 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3005 (weak_alias_test_3.o): New target.
3006 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3007 * testsuite/weak_alias_test_main.cc: New file.
3008 * testsuite/weak_alias_test_1.cc: New file.
3009 * testsuite/weak_alias_test_2.cc: New file.
3010 * testsuite/weak_alias_test_3.cc: New file.
3012 2008-04-08 Ian Lance Taylor <iant@google.com>
3014 * options.h (class General_options): Add --noinhibit-exec option.
3015 * main.cc (main): Check --noinhibit-exec.
3017 * options.h (class General_options): Define --wrap as a special
3018 option. Add wrap_symbols_ field.
3019 (General_options::any_wrap_symbols): New function.
3020 (General_options::is_wrap_symbol): New function.
3021 * options.cc (General_options::parse_wrap): New function.
3022 (General_options::General_options): Initialize wrap_symbols_.
3023 * symtab.cc (Symbol_table::wrap_symbol): New function.
3024 (Symbol_table::add_from_object): Handle --wrap.
3025 * symtab.h (class Symbol_table): Declare wrap_symbol.
3026 * target.h (Target::wrap_char): New function.
3027 (Target::Target_info): Add wrap_char field.
3028 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3029 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3030 * testsuite/testfile.cc (Target_test::test_target_info):
3033 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3036 * layout.h (class Layout): Add added_eh_frame_data_ field.
3037 * layout.cc (Layout::Layout): Initialize new field.
3038 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3039 output section until we find a section we merged successfully.
3040 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3041 that the size be non-zero.
3043 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3046 2008-04-08 Craig Silverstein <csilvers@google.com>
3048 * configure.ac: Export new conditional variable HAVE_ZLIB.
3049 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3051 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3052 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3054 2008-04-07 Ian Lance Taylor <iant@google.com>
3056 * version.cc (version_string): Set to "1.5".
3058 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3059 Add issued_non_pic_error_ field. Declare check_non_pic.
3060 (Target_x86_64::Scan::check_non_pic): New function.
3061 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3062 (Target_x86_64::Scan::global): Likewise.
3064 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3065 addend parameter. Change caller. Handle merge sections.
3066 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3067 Address to Addend. Don't add in the result of
3068 local_section_offset, pass down the addend and use the returned
3070 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3071 Update declarations of local_section_offset and symbol_value.
3072 * testsuite/two_file_test_1.cc (t18): New function.
3073 * testsuite/two_file_test_2.cc (f18): New function.
3074 * testsuite/two_file_test_main.cc (main): Call t18.
3075 * testsuite/two_file_test.h (t18, f18): Declare.
3077 * configure.ac: Don't test for objdump, c++filt, or readelf.
3078 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3080 (TEST_READELF): New variable.
3081 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3082 (check_PROGRAMS): Add two_file_strip_test.
3083 (two_file_strip_test): New target.
3084 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3085 (two_file_same_shared_strip_test_SOURCES): New variable.
3086 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3087 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3088 (two_file_same_shared_strip_test_LDADD): New variable.
3089 (two_file_shared_strip.so): New target.
3090 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3091 (ver_test_5.syms, ver_test_7.syms): Likewise.
3092 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3093 (strip_test_3.stdout): Use TEST_OBJDUMP.
3094 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3096 2008-04-04 Cary Coutant <ccoutant@google.com>
3098 * symtab.h (Symbol::is_weak_undefined): New function.
3099 (Symbol::is_strong_undefined): New function.
3100 (Symbol::is_absolute): New function.
3101 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3102 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3104 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3105 (weak_undef_test): New target.
3106 * testsuite/Makefile.in: Rebuild.
3107 * testsuite/weak_undef_file1.cc: New file.
3108 * testsuite/weak_undef_file2.cc: New file.
3109 * testsuite/weak_undef_test.cc: New file.
3111 2008-04-03 Craig Silverstein <csilvers@google.com>
3113 * compressed_output.h (class Output_compressed_section): Use
3115 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3117 (zlib_compressed_suffix): Removed.
3118 (Output_compressed_section::set_final_data_size): Use unsigned
3120 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3121 Fix linker invocation.
3122 (flagstest_o_specialfile_and_compress_debug_sections):
3124 * testsuite/Makefile.in: Regenerated.
3126 2008-04-02 David S. Miller <davem@davemloft.net>
3128 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3129 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3131 2008-04-02 Craig Silverstein <csilvers@google.com>
3135 2008-04-02 Ian Lance Taylor <iant@google.com>
3137 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3138 parameters. Update for new key type to views_. Change all
3140 (File_read::read): Adjust for byteshift in returned view.
3141 (File_read::add_view): New function, broken out of
3143 (File_read::make_view): New function, broken out of
3145 (File_read::find_or_make_view): Add offset and aligned
3146 parameters. Rewrite accordingly. Change all callers.
3147 (File_read::get_view): Add offset and aligned parameters. Adjust
3148 for byteshift in return value.
3149 (File_read::get_lasting_view): Likewise.
3150 * fileread.h (class File_read): Update declarations.
3151 (class File_read::View): Add byteshift_ field. Add byteshift to
3152 constructor. Add byteshift method.
3153 * archive.h (Archive::clear_uncached_views): New function.
3154 (Archive::get_view): Add aligned parameter. Change all callers.
3155 * object.h (Object::get_view): Add aligned parameter. Change all
3157 (Object::get_lasting_view): Likewise.
3159 * fileread.cc (File_read::release): Don't call clear_views if
3160 there are multiple objects.
3161 * fileread.h (File_read::clear_uncached_views): New function.
3162 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3165 2008-03-31 Cary Coutant <ccoutant@google.com>
3167 Add thin archive support.
3168 * archive.cc (Archive::armagt): New const.
3169 (Archive::setup): Remove task parameter and calls to unlock.
3170 (Archive::unlock_nested_archives): New function.
3171 (Archive::read_header): Add nested_off parameter. Change
3173 (Archive::interpret_header): Likewise.
3174 (Archive::include_all_members): Change to handle thin
3176 (Archive::include_member): Likewise.
3177 * archive.h (Archive::Archive): Add new parameters and
3179 (Archive::armagt): New const.
3180 (Archive::setup): Remove task parameter.
3181 (Archive::unlock_nested_archives): New function.
3182 (Archive::read_header): Add nested_off parameter.
3183 (Archive::interpret_header): Likewise.
3184 (Archive::Nested_archive_table): New typedef.
3185 (Archive::is_thin_archive_): New field.
3186 (Archive::nested_archives_): New field.
3187 (Archive::options_): New field.
3188 (Archive::dirpath_): New field.
3189 (Archive::task_): New field.
3190 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3191 for thin archives. Pass additional parameters to
3192 Archive::Archive. Unlock the archive file after calling
3195 2008-03-29 Ian Lance Taylor <iant@google.com>
3197 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3198 version symbol to be local.
3199 * testsuite/ver_test_4.sh: New file.
3200 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3201 (check_DATA): Add ver_test_4.syms.
3202 (ver_test_4.syms): New target.
3203 * testsuite/Makefile.in: Rebuild.
3206 (Output_section::Input_section_sort_entry::has_priority): New
3208 (Output_section::Input_section_sort_entry::match_file_name): New
3210 (Output_section::Input_section_sort_entry::match_section_name):
3212 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3214 (Output_section::Input_section_sort_entry::match_section_file):
3216 (Output_section::Input_section_sort_compare::operator()): Rewrite
3217 using new Input_section_sort_entry functions. Sort crtbegin and
3218 crtend first. Sort sections with no priority before sections with
3220 * testsuite/initpri1.c (d3): Check j != 4.
3221 (cd5): New constructor/destructor function.
3222 (main): Check j != 2.
3224 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3225 new symbol when resolving, don't call set_is_default.
3226 * testsuite/ver_test_7.cc: New file.
3227 * testsuite/ver_test_7.sh: New file.
3228 * testsuite/Makefile.am (ver_test_7.so): New target.
3229 (ver_test_7.o): New target.
3230 (check_SCRIPTS): Add ver_test_7.sh.
3231 (check_DATA): Add ver_test_7.syms.
3232 (ver_test_7.syms): New target.
3234 2008-03-28 Ian Lance Taylor <iant@google.com>
3236 * layout.cc (Layout::layout): If we see an input section with a
3237 name that needs sorting, set the must_sort flag for the output
3239 (Layout::make_output_section): If the name of the output section
3240 indicates that it might require sorting, set the may_sort flag.
3241 * output.h (Output_section::may_sort_attached_input_sections): New
3243 (Output_section::set_may_sort_attached_input_sections): New
3245 (Output_section::must_sort_attached_input_sections): New
3247 (Output_section::set_must_sort_attached_input_sections): New
3249 (class Output_section): Declare Input_section_sort_entry. Define
3250 Input_section_sort_compare. Declare
3251 sort_attached_input_sections. Add new fields:
3252 may_sort_attached_input_sections_,
3253 must_sort_attached_input_sections_,
3254 attached_input_sections_are_sorted_.
3255 * output.cc (Output_section::Output_section): Initialize new
3257 (Output_section::add_input_section): Add an entry to
3258 input_sections_ if may_sort or must_sort are true.
3259 (Output_section::set_final_data_size): Call
3260 sort_attached_input_sections if necessary.
3261 (Output_section::Input_section_sort_entry): Define new class.
3262 (Output_section::Input_section_sort_compare::operator()): New
3264 (Output_section::sort_attached_input_sections): New function.
3265 * configure.ac: Check whether the compiler supports constructor
3266 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3267 * testsuite/initpri1.c: New file.
3268 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3269 CONSTRUCTOR_PRIORITY.
3270 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3271 (initpri1_LDFLAGS): New variable.
3272 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3274 2008-03-27 Ian Lance Taylor <iant@google.com>
3276 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3277 * testsuite/common_test_1.c: New file.
3278 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3279 (common_test_1_SOURCES): New variable.
3280 (common_test_1_DEPENDENCIES): New variable.
3281 (common_test_1_LDFLAGS): New variable.
3283 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3284 and commons_ correctly when NAME/VERSION does not override
3286 * testsuite/ver_test_6.c: New file.
3287 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3288 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3289 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3291 2008-03-26 Ian Lance Taylor <iant@google.com>
3293 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3294 of an undefined symbol from a version script.
3295 * testsuite/Makefile.am (ver_test_5.so): New target.
3296 (ver_test_5.o): New target.
3297 (check_SCRIPTS): Add ver_test_5.sh.
3298 (check_DATA): Add ver_test_5.syms.
3299 (ver_test_5.syms): New target.
3300 * testsuite/ver_test_5.cc: New file.
3301 * testsuite/ver_test_5.script: New file.
3302 * testsuite/ver_test_5.sh: New file.
3303 * Makefile.in, testsuite/Makefile.in: Rebuild.
3306 Fix problems building gold with gcc 4.3.0.
3307 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3308 (gold_error_at_location, gold_warning_at_location): Use it.
3309 * configure.ac: Check whether we can compile and use a template
3310 function with a printf attribute.
3311 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3312 when jumping over bytes.
3313 * object.cc: Instantiate Object::read_section_data.
3314 * debug.h: Include <cstring>
3315 * dwarf_reader.cc: Include <algorithm>
3316 * main.cc: Include <cstring>.
3317 * options.cc: Include <cstring>.
3318 * output.cc: Include <cstring>.
3319 * script.cc: Include <cstring>.
3320 * script.h: Include <string>.
3321 * symtab.cc: Include <cstring> and <algorithm>.
3322 * target-select.cc: Include <cstring>.
3323 * version.cc: Include <string>.
3324 * testsuite/testmain.cc: Include <cstdlib>.
3325 * configure, config.in: Rebuild.
3327 2008-03-25 Ian Lance Taylor <iant@google.com>
3329 * options.cc: Include "../bfd/bfdver.h".
3330 (options::help): Print bug reporting address.
3332 * version.cc (print_version): Adjust output for current value of
3337 * options.cc (options::help): Print list of supported targets.
3338 * target-select.h: Include <vector>.
3339 (class Target_selector): Make machine_, size_, and is_big_endian_
3340 fields const. Add bfd_name_ and instantiated_target_ fields.
3341 (Target_selector::Target_selector): Add bfd_name parameter.
3342 (Target_selector::recognize): Make non-virtual, call
3344 (Target_selector::recognize_by_name): Make non-virtual, call
3345 do_recognize_by_name.
3346 (Target_selector::supported_names): New function.
3347 (Target_selector::bfd_name): New function.
3348 (Target_selector::do_instantiate_target): New pure virtual
3350 (Target_selector::do_recognize): New virtual function.
3351 (Target_selector::do_recognize_by_name): New virtual function.
3352 (Target_selector::instantiate_target): New private function.
3353 (supported_target_names): Declare.
3354 * target-select.cc (Target_selector::Target_selector): Update for
3355 new parameter and fields.
3356 (select_target_by_name): Check that the name matches before
3357 calling recognize_by_name.
3358 (supported_target_names): New function.
3359 * i386.cc (class Target_selector_i386): Update Target_selector
3360 constructor call. Remove recognize and recognize_by_name. Add
3361 do_instantiate_target.
3362 * x86_64.cc (class Target_selector_x86_64): Likewise.
3363 * testsuite/testfile.cc (class Target_selector_test): Update for
3364 changes to Target_selector.
3366 * README: Rewrite, with some notes on unsupported features.
3368 2008-03-24 Cary Coutant <ccoutant@google.com>
3370 * i386.cc (Target_i386::Got_type): New enum declaration.
3371 (Target_i386::Scan::local): Updated callers of Output_data_got
3373 (Target_i386::Scan::global): Likewise.
3374 (Target_i386::Relocate::relocate): Likewise.
3375 (Target_i386::Relocate::relocate_tls): Likewise.
3376 * object.h (Got_offset_list): New class.
3377 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3378 (Sized_relobj::local_got_offset): Likewise.
3379 (Sized_relobj::set_local_got_offset): Likewise.
3380 (Sized_relobj::local_has_tls_got_offset): Removed.
3381 (Sized_relobj::local_tls_got_offset): Removed.
3382 (Sized_relobj::set_local_tls_got_offset): Removed.
3383 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3384 * output.cc (Output_data_got::add_global): Added got_type parameter.
3385 (Output_data_got::add_global_with_rel): Likewise.
3386 (Output_data_got::add_global_with_rela): Likewise.
3387 (Output_data_got::add_global_pair_with_rel): New function.
3388 (Output_data_got::add_global_pair_with_rela): New function.
3389 (Output_data_got::add_local): Added got_type parameter.
3390 (Output_data_got::add_local_with_rel): Likewise.
3391 (Output_data_got::add_local_with_rela): Likewise.
3392 (Output_data_got::add_local_pair_with_rel): New function.
3393 (Output_data_got::add_local_pair_with_rela): New function.
3394 (Output_data_got::add_global_tls): Removed.
3395 (Output_data_got::add_global_tls_with_rel): Removed.
3396 (Output_data_got::add_global_tls_with_rela): Removed.
3397 (Output_data_got::add_local_tls): Removed.
3398 (Output_data_got::add_local_tls_with_rel): Removed.
3399 (Output_data_got::add_local_tls_with_rela): Removed.
3400 * output.h (Output_data_got::add_global): Added got_type parameter.
3401 (Output_data_got::add_global_with_rel): Likewise.
3402 (Output_data_got::add_global_with_rela): Likewise.
3403 (Output_data_got::add_global_pair_with_rel): New function.
3404 (Output_data_got::add_global_pair_with_rela): New function.
3405 (Output_data_got::add_local): Added got_type parameter.
3406 (Output_data_got::add_local_with_rel): Likewise.
3407 (Output_data_got::add_local_with_rela): Likewise.
3408 (Output_data_got::add_local_pair_with_rel): New function.
3409 (Output_data_got::add_local_pair_with_rela): New function.
3410 (Output_data_got::add_global_tls): Removed.
3411 (Output_data_got::add_global_tls_with_rel): Removed.
3412 (Output_data_got::add_global_tls_with_rela): Removed.
3413 (Output_data_got::add_local_tls): Removed.
3414 (Output_data_got::add_local_tls_with_rel): Removed.
3415 (Output_data_got::add_local_tls_with_rela): Removed.
3416 * resolve.cc (Symbol::override_base_with_special): Removed
3417 reference to has_got_offset_ field.
3418 * symtab.cc (Symbol::init_fields): Replaced initialization
3419 of got_offset_ with got_offsets_. Removed initialization
3421 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3422 (Symbol::got_offset): Likewise.
3423 (Symbol::set_got_offset): Likewise.
3424 (Symbol::has_tls_got_offset): Removed.
3425 (Symbol::tls_got_offset): Removed.
3426 (Symbol::set_tls_got_offset): Removed.
3427 (Symbol::got_offset_): Removed.
3428 (Symbol::tls_mod_got_offset_): Removed.
3429 (Symbol::tls_pair_got_offset_): Removed.
3430 (Symbol::got_offsets_): New field.
3431 (Symbol::has_got_offset): Removed.
3432 (Symbol::has_tls_mod_got_offset): Removed.
3433 (Symbol::has_tls_pair_got_offset): Removed.
3434 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3435 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3437 (Target_x86_64::Scan::global): Likewise.
3438 (Target_x86_64::Relocate::relocate): Likewise.
3439 (Target_x86_64::Relocate::relocate_tls): Likewise.
3441 2008-03-25 Ben Elliston <bje@au.ibm.com>
3443 * yyscript.y: Fix spelling error in comment.
3445 2008-03-24 Ian Lance Taylor <iant@google.com>
3447 * options.h (class General_options): Define build_id option.
3448 * layout.h (class Layout): Declare write_build_id, create_note,
3449 create_build_id. Add build_id_note_ member.
3450 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3451 "libiberty.h", "md5.h", "sha1.h".
3452 (Layout::Layout): Initialize eh_frame_data_,
3453 eh_frame_hdr_section_, and build_id_note_.
3454 (Layout::finalize): Call create_build_id.
3455 (Layout::create_note): New function, broken out of
3456 Layout::create_gold_note.
3457 (Layout::create_gold_note): Call create_note.
3458 (Layout::create_build_id): New function.
3459 (Layout::write_build_id): New function.
3460 (Close_task_runner::run): Call write_build_id.
3462 * x86_64.cc: Correct license to GPLv3.
3464 2008-03-23 Ian Lance Taylor <iant@google.com>
3466 * options.cc: Include "demangle.h".
3467 (parse_optional_string): New function.
3468 (parse_long_option): Handle takes_optional_argument.
3469 (parse_short_option): Update dash_z initializer. Handle
3470 takes_optional_argument.
3471 (General_options::General_options): Initialize do_demangle_.
3472 (General_options::finalize): Set do_demangle_. Handle demangling
3474 * options.h (parse_optional_string): Declare.
3475 (struct One_option): Add optional_arg field. Update constructor.
3476 Update call constructor calls. Add takes_optional_argument
3478 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3479 (DEFINE_optional_string): Define.
3480 (General_options::demangle): Change from DEFINE_bool to
3481 DEFINE_optional_string.
3482 (General_options::no_demangle): New function.
3483 (General_options::do_demangle): New function.
3484 (General_options::set_do_demangle): New function.
3485 (General_options::execstack_status_): Move definition to end of
3487 (General_options::static_): Likewise.
3488 (General_options::do_demangle_): New field.
3489 * object.cc (big_endian>::get_symbol_location_info): Call
3490 Options::do_demangle, not Options::demangle.
3491 * symtab.cc (demangle): Likewise.
3493 2008-03-22 Ian Lance Taylor <iant@google.com>
3495 * gold.h: Include <cstddef> and <sys/types.h>
3496 * options.h: Include <cstring>.
3498 2008-03-21 Ian Lance Taylor <iant@google.com>
3500 * Added source code to GNU binutils.