1 2009-06-22 Ian Lance Taylor <ian@airs.com>
4 * options.h (class General_options): Add -z lazy and -z now. Sort
5 -z options into alphabetical order.
6 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8 2009-06-21 Ian Lance Taylor <iant@google.com>
10 * layout.cc (Layout::make_output_section): Call
11 Target::new_output_section.
12 (Layout::attach_allocated_section_to_segment): Put large section
13 sections in a separate load segment with the large segment flag
15 (Layout::segment_precedes): Sort large data segments after other
17 (align_file_offset): New static function.
18 (Layout::set_segment_offsets): Use align_file_offset.
19 * output.h (class Output_section): Add is_small_section_ and
20 is_large_section_ fields.
21 (Output_section::is_small_section): New function.
22 (Output_section::set_is_small_section): New function.
23 (Output_section::is_large_section): New function.
24 (Output_section::set_is_large_section): New function.
25 (Output_section::is_large_data_section): New function.
26 (class Output_segment): Add is_large_data_segment_ field.
27 (Output_segment::is_large_data_segment): New function.
28 (Output_segment::set_is_large_data_segment): New function.
29 * output.cc (Output_section::Output_section): Initialize new
31 (Output_segment::Output_segment): Likewise.
32 (Output_segment::add_output_section): Add assertion that large
33 data sections always go in large data segments. Force small data
34 sections to the end of the list of data sections. Force small BSS
35 sections to the start of the list of BSS sections. For large BSS
36 sections to the end of the list of BSS sections.
37 * symtab.h (class Symbol): Declare is_common_shndx.
38 (Symbol::is_defined): Check Symbol::is_common_shndx.
39 (Symbol::is_common): Likewise.
40 (class Symbol_table): Define enum Commons_section_type. Update
41 declarations. Add small_commons_ and large_commons_ fields.
42 * symtab.cc (Symbol::is_common_shndx): New function.
43 (Symbol_table::Symbol_table): Initialize new fields.
44 (Symbol_table::add_from_object): Put small and large common
45 symbols in the right list.
46 (Symbol_table::sized_finalized_symbol): Check
47 Symbol::is_common_shndx.
48 (Symbol_table::sized_write_globals): Likewise.
49 * common.cc (Symbol_table::do_allocate_commons): Allocate new
50 common symbol lists. Don't call do_allocate_commons_list if the
52 (Symbol_table::do_allocate_commons_list): Remove is_tls
53 parameter. Add comons_section_type parameter. Change all
54 callers. Handle small and large common symbols.
55 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
56 Symbol::is_common_shndx.
57 * resolve.cc (symbol_to_bits): Likewise.
58 * target.h (Target::small_common_shndx): New function.
59 (Target::small_common_section_flags): New function.
60 (Target::large_common_shndx): New function.
61 (Target::large_common_section_flags): New function.
62 (Target::new_output_section): New function.
63 (Target::Target_info): Add small_common_shndx, large_common_shndx,
64 small_common_section_flags, and large_common_section_flags
66 (Target::do_new_output_section): New virtual function.
67 * arm.cc (Target_arm::arm_info): Initialize new fields.
68 * i386.cc (Target_i386::i386_info): Likewise.
69 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
71 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
72 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
73 (Target_x86_64::do_new_output_section): New function.
74 * configure.ac: Define conditional MCMODEL_MEDIUM.
75 * testsuite/Makefile.am (check_PROGRAMS): Add large.
76 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
77 (large_LDFLAGS): Define.
78 * testsuite/large.c: New file.
79 * testsuite/testfile.cc (Target_test::test_target_info):
80 Initialize new fields.
81 * configure, testsuite/Makefile.in: Rebuild.
83 2009-06-05 Doug Kwan <dougkwan@google.com>
85 * Makefile.am (CCFILES): Add target.cc.
86 * Makefile.in: Regenerate.
87 * i386.cc (class Target_i386): Define new virtual method to
88 override do_is_local_label_name in parent.
89 * object.cc (Sized_relobj::do_count_local_symbols): Discard
90 local symbols if --discard-locals or -X is given.
91 * options.h (class General_options): Declare new options
92 '--discard-locals' and '-X' for discarding locals.
93 * target.h (class Target): Define new methods is_local_label_name.
94 Declare new virtual method do_is_local_label_name.
95 * target.cc: New file.
96 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
97 (check_SCRIPTS): Add discard_locals_test.sh.
98 (check_DATA): Add discard_local_tests.syms.
99 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
100 (discard_local_tests.syms, discard_locals_test.o): New make rules.
101 * testsuite/Makefile.in: Regenerate.
102 * testsuite/discard_locals_test.c: New file.
103 * testsuite/discard_locals_test.sh: Same.
105 2009-06-05 Doug Kwan <dougkwan@google.com>
107 * object.cc (Sized_relobj::Sized_relobj): Initialize
108 discarded_eh_frame_shndx_ to -1U.
109 (Sized_relobj::do_layout): Record index of a discard .eh_frame
111 (Sized_relobj::do_count_local_symbols): Skip local symbols in
112 a discarded .eh_frame section.
113 (Sized_relobj::do_finalize_local_symbols): Ditto.
114 * object.h (class Sized_relobj): Declare new member
115 discarded_eh_frame_shndx_.
116 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
117 (local_labels_test.o, local_labels_test): New rules.
118 * testsuite/Makefile.in: Regenerate.
120 2009-06-04 Doug Kwan <dougkwan@google.com>
122 * layout.cc (Layout::section_name_mapping): Add mapping for
123 special ARM sections.
125 2009-06-03 Doug Kwan <dougkwan@google.com>
127 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
128 (utils::has_overflow): Same.
130 2009-06-03 Ian Lance Taylor <iant@google.com>
132 * layout.cc (Layout::section_name_mapping): New array, replacing
133 Layout::linkonce_mapping.
134 (Layout::section_name_mapping_count): New variable, replacing
135 Layout::linkonce_mapping_count.
136 (Layout::linkonce_output_name): Remove.
137 (Layout::output_section_name): Rewrite.
138 * layout.h (class Layout): Rename Linkonce_mapping to
139 Section_name_mapping, linkonce_mapping to section_name_mapping,
140 linkonce_mapping_count to section_name_mapping_count. Don't
141 declare linkonce_output_name.
143 2009-06-03 Doug Kwan <dougkwan@google.com>
145 * gold/arm.cc (namespace utils): New.
146 (Target_arm::reloc_is_non_pic): Define new method.
147 (class Arm_relocate_functions): New.
148 (Target_arm::Relocate::relocate): Handle relocation types used by
151 2009-06-03 Ian Lance Taylor <iant@google.com>
153 * arm.cc (Target_arm::scan::global): Use || instead of |.
155 2009-06-02 Doug Kwan <dougkwan@google.com>
157 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
158 issued_non_pic_error_.
159 (class Target_arm::Scan): Declare new method check_non_pic.
160 Define new method symbol_needs_plt_entry.
161 Declare new data member issued_non_pic_error_.
162 (class Target_arm::Relocate): Declare new method
163 should_apply_static_reloc.
164 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
165 (Target_arm::Scan::check_non_pic): Define new method.
166 (Target_arm::Scan::local): Handle a small subset of reloc types used
168 (Target_arm::Scan::local): Same.
169 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
171 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
173 * incremental.cc (Incremental_inputs::report_command_line): Filter
174 out --incremental-* options.
176 2009-05-29 Doug Kwan <dougkwan@google.com>
178 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
180 (class Target_arm): Update comment.
181 (Target_arm::Target_arm): Initialize new data members GOT_,
182 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
183 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
184 and Target_arm::rel_dyn_section.
185 Declare new_enum Target_arm::Got_type.
186 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
188 Update commments for member do_dynsym_value.
189 (Target_arm::got_size, Target_arm::plt_section,
190 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
191 new methods inside class defintion.
192 (Target_arm::got_section): Define new method.
193 (Target_arm::rel_dyn_section): Same.
194 (Output_data_plt_arm): New template class.
195 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
196 (Output_data_plt_arm:do_adjust_output_section): Define new method.
197 (Output_data_plt_arm::add_entry): Same.
198 (Output_data_plt_arm::first_plt_entry): Define new
199 static data member for PLT instruction template.
200 (Output_data_plt_arm::plt_entry): Same.
201 (Output_data_plt_arm::do_write): Define new method.
202 (Target_arm::make_plt_entry): Same.
203 (Target_arm::do_finalize_sections): Same.
204 (Target_arm::do_dynsym_value): Same.
206 2009-05-28 Doug Kwan <dougkwan@google.com>
208 * Makefile.am (TARGETSOURCES): Add arm.cc.
209 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
210 * Makefile.in: Regenerate.
212 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
214 2009-05-26 Doug Kwan <dougkwan@google.com>
216 * options.cc (General_options::parse_exclude_libs). Fix a comment.
217 (General_options::check_excluded_libs): Strip off directories in
218 archive name before matching like GNU ld does.
219 * testsuite/Makefile.am (MOSTLYCLEANFILES,
220 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
221 (exclude_libs_test_LDFLAGS): Add linker option
222 -Wl,--exclude-libs,libexclude_libs_test_3
223 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
224 an explicit archive without using -l.
225 (alt/libexclude_libs_test_3.a): New make rule.
226 * testsuite/Makefile.in: Regenerate.
227 * testsuite/exclude_libs_test.c : Declare lib3_default().
229 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
230 * exclude_libs_test_3.c: New file.
232 2009-05-26 Nick Clifton <nickc@redhat.com>
234 * po/id.po: New Indonesian translation.
235 * po/gold.pot: Updated template file.
237 2009-05-22 Sriraman Tallam <tmsriram@google.com>
239 * testsuite/Makefile.am: Add -ffunction-sections to compile
240 gc_comdat_test files. Add -Wl,--gc-sections to build
242 * testsuite/Makefile.in: Regenerate.
243 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
245 2009-05-21 Sriraman Tallam <tmsriram@google.com>
247 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
248 kept comdat section was garbage collected.
249 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
250 * testsuite/Makefile.in: Regenerate.
251 * testsuite/gc_comdat_test.sh: New file.
252 * testsuite/gc_comdat_test_1.cc: New file.
253 * testsuite/gc_comdat_test_2.cc: New file.
255 2009-05-19 Doug Kwan <dougkwan@google.com>
257 * archive.cc (Archive::Archive): Move constructor from archive.h
258 to here. Initialize no_export_.
259 (Archive::get_elf_object_for_member): Set no_export flag of object.
260 * archive.h (Archive::Archive): Move constructor body to
262 (Archive::no_export): New method.
263 (Archive::no_export_): New field.
264 * object.h (Object::Object): Initialize no_export_ to false.
265 (Object::no_export, Object::set_no_export): New methods.
266 (Object::no_export_): New field.
267 * options.cc (General_options::parse_exclude_libs): New method.
268 (General_options::check_excluded_libs) Same.
269 * options.h (exclude_libs): New option.
270 (General_options::check_excluded_libs): New method declaration.
271 (General_options::excluded_libs_): New field.
272 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
273 default or protected visibility if an object has no-export flag set.
274 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
275 (check_SCRIPTS): Add exclude_libs_test.sh.
276 (check_DATA): Add exclude_libs_test.syms.
277 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
278 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
279 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
280 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
281 (exclude_libs_test.syms, libexclude_libs_test_1.a,
282 libexclude_libs_test_2.a): New rules.
283 * testsuite/Makefile.in: Regenerate.
284 * testsuite/exclude_libs_test.c: New file.
285 * testsuite/exclude_libs_test.sh: Ditto.
286 * testsuite/exclude_libs_test_1.c: Ditto.
287 * testsuite/exclude_libs_test_2.c: Ditto.
289 2009-05-15 Ian Lance Taylor <iant@google.com>
291 * configure.ac: Check for declarations for cases where libiberty.h
292 checks HAVE_DECL_xxx.
293 * configure, config.in: Rebuild.
295 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
297 * gold.h (Incremental_argument_list): Remove (invalid) forward
299 * incremental.cc (Incremental_inputs::report_achive): New method.
300 (Incremental_inputs::report_object): New method.
301 (Incremental_inputs::report_script): New method.
302 (Incremental_inputs::finalize_inputs): New method.
303 (Incremental_inputs::finalize): Call finalize_inputs().
304 (Incremental_inputs::sized_create_incremental_inputs_section_data):
305 Create inputs entries.
306 * incremental.h (Incremental_input_type): New enum.
307 (Incremental_inputs::Incremental_input): Initialize new fields.
308 (Incremental_inputs::report_inputs): New method.
309 (Incremental_inputs::report_achive): New method.
310 (Incremental_inputs::report_object): New method.
311 (Incremental_inputs::report_script): New method.
312 (Incremental_inputs::finalize_inputs): New method.
313 (Incremental_inputs::Input_info): New struct.
314 (Incremental_inputs::Input_info_map): New typedef.
315 (Incremental_inputs::lock_): New field.
316 (Incremental_inputs::Inputs_): New field.
317 (Incremental_inputs::Inputs_map): New field.
318 * main.cc (main): Call Incremental_input::report_inputs.
319 * options.h (Input_argument_list): Typedef moved from
321 (Input_file_group::Files): Remove, use ::Input_argument_list.
322 (Input_file_group::Input_argument_list): Remove, use
323 ::Input_argument_list.
324 * plugin.cc (Plugin_manager::add_input_file): Add error in
326 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
328 * script.cc (read_input_script): Call
329 Incremental_input::report_script.
330 * script.h (Script_info): New class.
332 2009-04-27 Ian Lance Taylor <iant@google.com>
334 * x86_64.cc (do_adjust_output_section): Set entsize to
337 2009-04-23 Elliott Hughes <enh@google.com>
339 * output.cc (Output_file::close): After short writes, continue
340 writing from the correct offset in the buffer being written.
342 2009-04-23 Chris Demetriou <cgd@google.com>
344 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
345 * configure: Regenerate.
346 * config.in: Regenerate.
347 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
348 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
350 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
352 * incremental.cc (Incremental_inputs_header_data): Renamed from
353 Incremental_input_header_data.
354 (Incremental_inputs_header_data::data_size): New field.
355 (Incremental_inputs_header_data::put_input_file_count): Renamed
356 from input_file_count.
357 (Incremental_inputs_header_data::put_command_line_offset): Renamed
358 from command_line_offset.
359 (Incremental_inputs_header_data::put_reserved): Renamed from
361 (Incremental_inputs_entry_data): Renamed from
362 Incremental_input_entry_data.
363 (Incremental_inputs_entry_data::data_size): New field.
364 (Incremental_inputs::report_command_line): New method.
365 (Incremental_inputs::finalize): New method.
366 (Incremental_inputs::create_incremental_inputs_data): New method.
367 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
368 * incremental.h: New file.
369 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
370 (Layout::finalize): Create incremental inputs section in
372 (Layout::create_incremental_info_sections): New method.
373 * layout.h (Layout::incremental_inputs): New method.
374 (Layout::create_incremental_info_sections): New method.
375 (Layout::incremental_inputs_): New field.
376 * main.cc (main): Notify Incremental_input of the command line.
378 2009-04-01 Ian Lance Taylor <iant@google.com>
379 Mikolaj Zalewski <mikolajz@google.com>
381 * gold.h (reserve_unordered_map): Define, three versions, one for
382 each version of Unordered_map.
383 * layout.cc (Layout::Layout): Remove options parameter. Add
384 number_of_input_files parameter. Don't initialize options_.
385 Initialize number_of_input_files_ and resized_signatures_. Move
386 sections_are_attached_.
387 (Layout::layout_group): Reserve space for group_signatures_.
388 (Layout::find_or_add_kept_section): Change name parameter to be a
389 reference. Resize signatures_ map when it gets large enough.
390 (Layout::layout_eh_frame): Use parameters->options() instead of
392 (Layout::make_output_section): Likewise.
393 (Layout::attach_allocated_section_to_segment): Likewise.
394 (Layout::finalize, Layout::create_executable_stack): Likewise.
395 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
396 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
397 * layout.h (class Layout): Update declarations. Remove options_
398 field. Add number_of_input_files_ and resized_signatures_
399 fields. Move sections_are_attached_ field.
400 * main.cc (main): Pass number of input files to Layout
401 constructor. Don't pass options.
403 2009-03-30 Ian Lance Taylor <iant@google.com>
405 * ffsll.c (ffsll): Correct implementation.
407 2009-03-27 Ian Lance Taylor <iant@google.com>
410 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
411 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
412 * ftruncate.c (ftruncate): Declare before definition.
413 * mremap.c (mremap): Likewise.
414 * pread.c (pread): Likewise.
415 * configure, Makefile.in, config.in: Rebuild.
417 * mremap.c: New file.
418 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
419 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
420 (mremap): Declare if HAVE_MREMAP is not defined.
421 * configure, Makefile.in, config.in: Rebuild.
423 2009-03-27 Cary Coutant <ccoutant@google.com>
425 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
426 position independent.
427 * sparc.cc (Target_sparc::check_non_pic): Likewise.
428 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
430 2009-03-24 Cary Coutant <ccoutant@google.com>
432 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
434 (needs_dynamic_reloc): Likewise.
436 2009-03-24 Ian Lance Taylor <iant@google.com>
438 * yyscript.y (file_cmd): Recognize EXTERN.
439 (extern_name_list, extern_name_list_body): New nonterminals.
440 * script.cc (script_add_extern): Define.
441 * script-c.h (script_add_extern): Declare.
443 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
445 * object.cc (is_elf_object): Define.
446 * object.h (is_elf_object): Declare.
447 * archive.cc (Archive::get_elf_object_for_member): Call
449 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
451 2009-03-24 Elliott Hughes <enh@google.com>
453 * output.cc (Output_file::map_anonymous): Define.
454 (Output_file::map): Use map_anonymous. If the regular mmap fails,
455 try an anonymous one. Report the size if the mmap fails.
456 * output.h (class Output_file): Declare map_anonymous.
458 2009-03-24 Ian Lance Taylor <iant@google.com>
460 * target-select.cc (instantiate_target): Don't acquire the lock if
461 the instantiated_target_ field has already been set.
463 2009-03-23 Ian Lance Taylor <iant@google.com>
465 * gold-threads.h (class Initialize_lock): Define.
466 * gold-threads.cc (class Initialize_lock_once): Define.
467 (initialize_lock_control): New static variable.
468 (initialize_lock_pointer): New static variable.
469 (initialize_lock_once): New static function.
470 (Initialize_lock::Initialize_lock): Define.
471 (Initialize_lock::initialize): Define.
472 * target-select.h: Include "gold-threads.h".
473 (class Target_selector): Add lock_ and initialize_lock_ fields.
474 Don't define instantiate_target, just declare it.
475 * target-select.cc (Target_selector::Target_selector): Initialize
477 (Target_selector::instantiate_target): Define.
478 * descriptors.h: Include "gold-threads.h".
479 (class Descriptors): Add initialize_lock_ field.
480 * descriptors.cc (Descriptors::Descriptors): Initialize new
482 (Descriptors::open): Use initialize_lock_ field
483 * errors.h (class Errors): Add initialize_lock_ field.
484 * errors.cc (Errors::Errors): Initialize new field.
485 (Errors::initialize_lock): Use initialize_lock_ field.
486 * powerpc.cc (class Target_selector_powerpc): Remove
487 instantiated_target_ field. In do_recognize call
488 instantiate_target rather than do_instantiate_target. In
489 do_instantiate_target just allocate a new target.
490 * sparc.cc (class Target_selector_sparc): Likewise.
492 * freebsd.h: New file.
493 * i386.cc: Include "freebsd.h".
494 (Target_i386): Derive from Target_freebsd rather than
496 (Target_selector_i386): Derive from Target_selector_freebsd rather
497 than Target_selector.
498 * x86_64.cc: Include "freebsd.h".
499 (Target_x86_64): Derive from Target_freebsd rather than
501 (Target_selector_x86_64): Derive from Target_selector_freebsd
502 rather than Target_selector.
503 * target.h (class Target): Add adjust_elf_header and
504 do_adjust_elf_header.
505 * output.cc (Output_file_header:: do_sized_write): Call target
506 adjust_elf_header routine.
507 * configure.tgt: Set targ_osabi.
508 * configure.ac: Define GOLD_DEFAULT_OSABI.
509 * parameters.cc (Parameters::default_target): Pass
510 GOLD_DEFAULT_OSABI to select_target.
511 * target-select.h (class Target_selector): Make instantiate_target
512 protected rather than private.
513 * Makefile.am (HFILES): Add freebsd.h.
514 * configure, Makefile.in, config.in: Rebuild.
516 * merge.cc (do_add_input_section): Correct pend value. Change
517 message about last entry not being null terminated from error to
520 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
522 * incremental.cc: New file.
523 * Makefile.am (CCFILES): Add incremental.cc.
524 * Makefile.in: Rebuild.
526 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
528 * layout.cc (Layout::output_section_name): Preserve names
529 of '.note.' sections.
531 2009-03-19 Ian Lance Taylor <iant@google.com>
533 * descriptors.cc (Descriptors::open): Check that the options are
534 valid before using them.
536 2009-03-18 Ian Lance Taylor <iant@google.com>
538 * script-sections.h: Include <list>.
539 (class Script_sections): Change Sections_elements from std::vector
540 to std::list. Typedef public Elements_iterator. Add
541 orphan_section_placement_, data_segment_align_start_, and
542 saw_data_segment_align_ fields. Remove data_segment_align_index_
544 * script-sections.cc (class Orphan_section_placement): New class.
545 (class Sections_element): Add virtual functions is_relro and
546 orphan_section_init. Remove virtual function place_orphan_here.
547 (class Output_section_definition): Add is_relro and
548 orphan_section_init. Remove place_orphan_here.
549 (class Orphan_output_section): Likewise.
550 (Script_sections::Script_sections): Update for field changes.
551 (Script_sections::data_segment_align): Set saw_data_segment_align_
552 and data_segment_align_start_, not data_segment_align_index.
553 (Script_sections::data_segment_relro_end): Check
554 saw_data_segment_align_. Use data_segment_align_start_ rather
555 than data_segment_align_index_.
556 (Script_sections::place_orphan): Rewrite to use
557 Orphan_section_placement.
559 2009-03-17 Ian Lance Taylor <iant@google.com>
561 * archive.cc (Archive::add_symbols): Check for a version attached
562 to the symbol name in the archive map.
563 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
564 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
565 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
566 (ver_test_11.a): New target.
567 * testsuite/Makefile.in: Rebuild.
569 * configure.ac: Check for chsize and posix_fallocate. Replace
571 * ftruncate.c: New file, from gnulib.
572 * output.cc (posix_fallocate): Define dummy version if not
573 HAVE_POSIX_FALLOCATE.
574 (Output_file::map): Call posix_fallocate rather than lseek and
576 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
577 * configure, Makefile.in, config.in: Rebuild.
579 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
581 * layout.h (Layout::create_note): Add section_name parameter.
582 * layout.cc (Layout::create_note): Likewise.
583 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
585 2009-03-17 Ian Lance Taylor <iant@google.com>
587 * descriptors.cc: Include "options.h".
588 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
589 (Descriptors::open): Always use O_CLOEXEC when opening a new
590 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
593 * sparc.cc (class Target_sparc): Add has_got_section.
594 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
595 make sure we have a GOT section.
597 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
598 (Target_sparc::Scan::local): Likewise.
599 (Target_sparc::Scan::global): Likewise.
600 (Target_sparc::Relocate::relocate): Likewise.
601 (Target_sparc::Relocate::relocate_tls): Likewise.
603 * symtab.cc (Symbol_table::define_default_version): New function,
604 broken out of add_from_object.
605 (Symbol_table::add_from_object): Call define_default_version.
606 (Symbol_table::define_special_symbol): Add resolve_oldsym
607 parameter. Change all callers. If the version for a symbol comes
608 from a version script, resolve it with the symbol with the same
609 name with no version. Also add the symbol without a version if
611 (do_define_in_output_data): If resolving with oldsym, don't delete
613 (do_define_in_output_segment): Likewise.
614 (do_define_as_constant): Likewise.
615 * symtab.h (class Symbol_table): Update declarations.
617 2009-03-13 Ian Lance Taylor <iant@google.com>
619 * readsyms.cc (Read_symbols::incompatible_warning): New function.
620 (Read_symbols::requeue): New function.
621 (Read_symbols::do_read_symbols): If make_elf_object fails because
622 the target type is not configured, and the file was searched for,
623 issue a warning and retry with the next directory.
624 (Add_symbols::run): If the file has an incompatible format, and
625 it was searched for, requeue the Read_symbols task. On error,
627 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
628 dirindex parameter to constructor. Change all callers. Declare
629 incompatible_warning and requeue.
630 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
631 input_argument_ and input_group_ fields. Add them to
632 constructor. Change all callers.
633 (class Read_script): Add dirindex_ field. Add it to constructor.
635 * archive.cc (Archive::setup): Remove input_objects parameter.
637 (Archive::get_file_and_offset): Likewise.
638 (Archive::read_all_symbols): Likewise.
639 (Archive::read_symbols): Likewise.
640 (Archive::get_elf_object_for_member): Remove input_objects
641 parameter. Add punconfigured parameter. Change all callers.
642 (Archive::add_symbols): Change return type to bool. Check return
643 value of include_member.
644 (Archive::include_all_members): Likewise.
645 (Archive::include_member): Change return type to bool. Return
646 false if first included object has incompatible target. Set
647 included_member_ field.
648 (Add_archive_symbols::run): If add_symbols returns false, requeue
650 * archive.h (class Archive): Add included_member_ field.
651 Initialize it in constructor. Add input_file and searched_for
652 methods. Update declarations.
653 (class Add_archive_symbols): Add dirpath_, dirindex_, and
654 input_argument_ fields. Add them to constructor. Change all
656 * script.cc: Include "target-select.h".
657 (class Parser_closure): Add skip_on_incompatible_target_ and
658 found_incompatible_target_ fields. Add
659 skip_on_incompatible_target parameter to constructor. Change all
660 callers. Add methods skip_on_incompatible_target,
661 clear_skip_on_incompatible_target, found_incompatible_target, and
662 set_found_incompatible_target.
663 (read_input_script): Add dirindex parameter. Change all callers.
664 If parser finds an incompatible target, requeue Read_symbols
666 (script_set_symbol): Clear skip_on_incompatible_target in
668 (script_add_assertion, script_parse_option): Likewise.
669 (script_start_sections, script_add_phdr): Likewise.
670 (script_check_output_format): New function.
671 * script.h (read_input_script): Update declaration.
672 * script-c.h (script_check_output_format): Declare.
673 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
674 (ignore_cmd): Remove OUTPUT_FORMAT.
675 * fileread.cc (Input_file::Input_file): Add explicit this.
676 (Input_file::will_search_for): New function.
677 (Input_file::open): Add pindex parameter. Change all callers.
678 * fileread.h (class Input_file): Add input_file_argument method.
679 Declare will_search_for. Update declarations.
680 * object.cc (make_elf_object): Add punconfigured parameter.
682 * object.h (class Object): Make input_file public. Add
684 (make_elf_object): Update declaration.
685 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
687 * dirsearch.h (class Dirsearch): Update declaration.
688 * options.h (class General_options): Add --warn-search-mismatch.
689 * parameters.cc (Parameters::is_compatible_target): New function.
690 * parameters.h (class Parameters): Declare is_compatible_target.
691 * workqueue.cc (Workqueue::add_blocker): New function.
692 * workqueue.h (class Workqueue): Declare add_blocker.
694 * fileread.cc (Input_file::open): Remove options parameter.
696 (Input_file::open_binary): Likewise.
697 * script.cc (read_input_script): Likewise.
698 * readsyms.h (class Read_symbols): Remove options_ field. Remove
699 options parameter from constructor. Change all callers.
700 (class Read_script): Likewise.
701 * fileread.h (class Input_file): Update declarations.
702 * script.h (read_input_script): Update declaration.
704 2009-03-10 Nick Clifton <nickc@redhat.com>
706 * po/es.po: New Spanish translation.
708 2009-03-06 Cary Coutant <ccoutant@google.com>
710 * options.cc (parse_short_option): Keep dash_z from registering itself.
712 2009-03-03 Ian Lance Taylor <iant@google.com>
715 * target-reloc.h (relocate_section): Pass output_section to
717 * i386.cc (Target_i386::should_apply_static_reloc): Add
718 output_section parameter. Change all callers.
719 (Target_i386::Relocate::relocate): Add output_section parameter.
720 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
721 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
722 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
723 * testsuite/two_file_shared.sh: New script.
724 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
725 (check_DATA): Add two_file_shared.dbg.
726 (two_file_shared.dbg): New target.
727 * testsuite/Makefile.in: Rebuild.
729 2009-03-01 Ian Lance Taylor <iant@google.com>
731 * configure.ac: Check for byteswap.h.
732 * configure: Rebuild.
733 * config.in: Rebuild.
735 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
737 * layout.cc (Layout::find_or_add_kept_section): New function.
738 (Layout::add_comdat): Removed.
739 * layout.h (struct Kept_section): Move out of class Layout.
740 Remove trailing underscores from field names. Add group_sections
741 field. Rename group_ field to is_group. Change all uses.
742 (class Layout): Declare find_or_add_kept_section, not add_comdat.
743 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
744 comdat_groups_ field.
745 (Sized_relobj::include_section_group): Use
746 find_or_add_kept_section and Kept_section::group_sections.
747 (Sized_relobj::include_linkonce_section): Likewise.
748 * object.cc (class Sized_relobj): Don't define Comdat_group or
749 Comdat_group_table. Remove find_comdat_group and
750 add_comdat_group. Remove comdat_groups_ field.
751 * plugin.cc (include_comdat_group): Use
752 Layout::find_or_add_kept_section.
754 2009-02-28 Ian Lance Taylor <iant@google.com>
756 * README: --gc-sections and map files are now supported. Document
757 some build requirements.
760 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
761 relocatable link set the value of the section symbol to zero.
762 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
763 relocatable link don't include the section address in the local
766 2009-02-27 Ian Lance Taylor <iant@google.com>
769 * options.h (class Search_directory): Add is_system_directory.
770 (class General_options): Declare is_in_system_directory.
771 * options.cc (get_relative_sysroot): Make static.
772 (get_default_sysroot): Make static.
773 (General_optoins::is_in_system_directory): New function.
774 * fileread.cc (Input_file::is_in_system_directory): New function.
775 * fileread.h (class Input_file): Declare is_in_system_directory.
776 * object.h (class Object): Add is_in_system_directory.
777 (class Input_objects): Remove system_library_directory_ field.
778 * object.cc (Input_objects::add_object): Don't set
779 system_library_directory_.
780 (input_objects::found_in_system_library_directory): Remove.
781 * symtab.cc (Symbol_table::write_globals): Remove input_objects
782 parameter. Change all callers.
783 (Symbol_table::sized_write_globals): Likewise.
784 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
785 Call Object::is_in_system_directory.
786 * symtab.h (class Symbol_table): Update declarations.
789 * descriptors.h (Open_descriptor): Add is_on_stack field.
790 * descriptors.cc (Descriptors::open): If the descriptor is on the
791 top of the stack, remove it. Initialize is_on_stack field.
792 (Descriptors::release): Only add pod to stack if it is not on the
794 (Descriptors::close_some_descriptor): Clear stack_next and
798 * output.cc (Output_section::find_starting_output_address): Rename
799 from starting_output_address; add PADDR parameter; change return
801 * output.h (class Output_section): Declare
802 find_starting_output_address instead of starting_output_address.
803 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
804 section symbol for which we can't find a merge section.
807 * symtab.cc (Symbol_table::add_from_object): If the visibility is
808 hidden or internal, force the symbol to be local.
809 * resolve.cc (Symbol::override_visibility): Define.
810 (Symbol::override_base): Use override_visibility.
811 (Symbol_table::resolve): Likewise.
812 (Symbol::override_base_with_special): Likewise.
813 (Symbol_table::override_with_special): If the visibility is hidden
814 or internal, force the symbol to be local.
815 * symtab.h (class Symbol): Add set_visibility and
817 * testsuite/ver_test_1.sh: New file.
818 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
819 (check_DATA): Add ver_test_1.syms.
820 (ver_test_1.syms): New target.
821 * testsuite/Makefile.in: Rebuild.
823 2009-02-25 Cary Coutant <ccoutant@google.com>
825 * layout.cc (Layout::choose_output_section): Don't rename sections
826 when using a linker script that has a SECTIONS clause.
827 * Makefile.in: Regenerate.
829 * testsuite/Makefile.am (script_test_5.sh): New test case.
830 * testsuite/Makefile.in: Regenerate.
831 * testsuite/script_test_5.cc: New file.
832 * testsuite/script_test_5.sh: New file.
833 * testsuite/script_test_5.t: New file.
835 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
837 * archive.cc (Archive::include_member): Update calls to add_symbols.
838 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
840 * dynobj.h (do_add_symbols): Add the Layout argument.
841 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
843 * object.h (Object::add_symbols): Add the Layout argument.
844 (Object::do_add_symbols): Add the Layout argument.
845 (Sized_relobj::do_add_symbols): Add the Layout argument.
846 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
847 Unify the two versions.
848 (Add_plugin_symbols): Remove.
849 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
850 (Sized_pluginobj::do_add_symbols): Unify the two versions.
851 (Add_plugin_symbols): Remove.
852 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
853 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
854 (Add_symbols::run): Make it work with Pulginobj.
856 2009-02-06 Ian Lance Taylor <iant@google.com>
858 * object.cc (Sized_relobj::do_layout): Make info message start
859 with lower case letter.
861 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
863 * binary.cc: Fix file comment.
865 * options.h (enum Incremental_disposition): Define.
866 (class General_options): Add new options: --incremental,
867 --incremental_changed, --incremental_unchanged,
868 --incremental_unknown. Add incremental_disposition_ and
869 implicit_incremental_ fields.
870 (General_options::incremental_disposition): New function.
871 (class Position_dependent_options): Add incremental_disposition
873 (Position_dependent_options::copy_from_options): Set incremental
875 * options.cc (General_options::parse_incremental_changed): New
877 (General_options::parse_incremental_unchanged): New function.
878 (General_options::parse_incremental_unknown): New function.
879 (General_options::General_options): Initialize new fields
880 incremental_disposition_ and implicit_incremental_.
881 (General_options::finalize): Check for uasge of --incremental-*
882 without --incremental.
884 2009-02-06 Chris Demetriou <cgd@google.com>
886 * gold.h (gold_undefined_symbol): Change to take only a Symbol
887 pointer and to report location as the file name associated with
889 (gold_undefined_symbol_at_location): New function to replace the
890 old gold_undefined_symbol functionality.
891 * target-reloc.h (relocate_section): Update to use
892 gold_undefined_symbol_at_location.
893 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
894 Call gold_undefined_symbol function rather than gold_error.
895 * errors.h (Errors::undefined_symbol): Take location as a
896 string, rather than calculating it from a relocation.
897 * errors.cc (Errors::fatal): Print "fatal error:" before the
899 (Errors::error, Errors::error_at_location): Print "error: "
900 before the formatted message.
901 (Errors::undefined_symbol): Take location as a string, rather
902 than calculating it from a relocation.
903 (gold_undefined_symbol_at_location): New function akin to
904 old gold_undefined_symbol, calculates location from relocation.
905 (gold_undefined_symbol): Change to take only a Symbol pointer
906 and to report location as the file name associated with the symbol.
907 * testsuite/debug_msg.sh: Update for changed error messages.
908 * testsuite/undef_symbol.sh: Likewise.
910 2009-02-04 Duncan Sands <baldrick@free.fr>
913 * reduced_debug_output.h
914 (Output_reduced_debug_abbrev_section::failed): Use format for
916 (Output_reduced_debug_info_section::faild): Likewise.
918 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
920 * script.cc (Lazy_demangler): New class.
921 (Version_script_info::get_symbol_version_helper): Demangle a
924 2009-01-29 Cary Coutant <ccoutant@google.com>
926 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
928 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
930 2009-01-28 Ian Lance Taylor <iant@google.com>
932 * version.cc (version_string): Bump to 1.9.
934 * gold.h: Include <cstring> and <stdint.h>.
935 * version.cc: Include <cstdio>.
936 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
938 * reduced_debug_output.cc (insert_into_vector): Rename from
939 Insert_into_vector; change all callers. Use Swap_unaligned to
940 avoid aliasing issue; remove union since it is unnecessary.
942 2009-01-27 Sriraman Tallam <tmsriram@google.com>
944 * Makefile.am (CCFILES): Add gc.cc.
946 * Makefile.in: Regenerate.
947 * gold.cc (Gc_runner): New class.
948 (queue_initial_tasks): Call garbage collection related tasks
949 when corresponding options are invoked.
950 (queue_middle_gc_tasks): New function.
951 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
952 processed early before laying out sections during garbage collection.
953 * gold.h (queue_middle_gc_tasks): New function.
954 (is_prefix_of): Move from "layout.cc".
955 * i386.cc (Target_i386::gc_process_relocs): New function.
956 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
957 * main.cc (main): Create object of class "Garbage_collection".
958 * object.cc (Relobj::copy_symbols_data): New function.
959 (Relobj::is_section_name_included): New function.
960 (Sized_relobj::do_layout): Allow this function to be called twice
961 during garbage collection and defer layout of section during the
963 * object.h (Relobj::get_symbols_data): New function.
964 (Relobj::is_section_name_included): New function.
965 (Relobj::copy_symbols_data): New function.
966 (Relobj::set_symbols_data): New function.
967 (Relobj::get_relocs_data): New function.
968 (Relobj::set_relocs_data): New function.
969 (Relobj::is_output_section_offset_invalid): New pure virtual function.
970 (Relobj::gc_process_relocs): New function.
971 (Relobj::do_gc_process_relocs): New pure virtual function.
972 (Relobj::sd_): New data member.
973 (Sized_relobj::is_output_section_offset_invalid): New function.
974 (Sized_relobj::do_gc_process_relocs): New function.
975 * options.h (General_options::gc_sections): Modify to not be a no-op.
976 (General_options::print_gc_sections): New option.
977 * plugin.cc (Plugin_finish::run): Remove function call to
978 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
979 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
980 * reloc.cc (Read_relocs::run): Add task to process relocs and
981 determine unreferenced sections when doing garbage collection.
982 (Gc_process_relocs): New class.
983 (Sized_relobj::do_gc_process_relocs): New function.
984 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
985 sections that are garbage collected.
986 * reloc.h (Gc_process_relocs): New class.
987 * sparc.cc (Target_sparc::gc_process_relocs): New function.
988 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
989 symbols whose corresponding sections are garbage collected.
990 (Symbol_table::Symbol_table): Add new parameter for the garbage
992 (Symbol_table::gc_mark_undef_symbols): New function.
993 (Symbol_table::gc_mark_symbol_for_shlib): New function.
994 (Symbol_table::gc_mark_dyn_syms): New function.
995 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
997 (Symbol_table::add_from_object): Likewise.
998 (Symbol_table::add_from_relobj): When building shared objects, do not
999 treat externally visible symbols as garbage.
1000 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1001 table information for static and relocatable links.
1002 * symtab.h (Symbol_table::set_gc): New function.
1003 (Symbol_table::gc): New function.
1004 (Symbol_table::gc_mark_undef_symbols): New function.
1005 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1006 (Symbol_table::gc_mark_dyn_syms): New function.
1007 (Symbol_table::gc_): New data member.
1008 * target.h (Sized_target::gc_process_relocs): New pure virtual
1010 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1011 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1013 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1015 * options.h (General_options::gc_sections): Define as a no-op for now.
1016 (General_options::no_keep_memory): Ditto.
1017 (General_options::Bshareable): Define.
1018 * options.cc (General_options::finalize): Honor -Bshareable.
1020 2009-01-20 Andreas Schwab <schwab@suse.de>
1022 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1023 read the value in the contents, since we don't use it. Use the
1024 template endianness when writing.
1025 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1027 2009-01-19 Andreas Schwab <schwab@suse.de>
1029 * configure.tgt (powerpc64-*): Fix targ_obj.
1031 2009-01-15 Ian Lance Taylor <iant@google.com>
1033 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1034 local symbols when stripping all symbols.
1036 2009-01-14 Cary Coutant <ccoutant@google.com>
1038 * output.cc (Output_reloc): Add explicit instantiations.
1040 2009-01-14 Cary Coutant <ccoutant@google.com>
1042 * archive.cc (Archive::get_elf_object_for_member): Remove call
1043 to File_read::claim_for_plugin.
1044 * descriptors.cc (Descriptors::open): Remove reference to
1046 (Descriptors::claim_for_plugin): Remove.
1047 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1048 (Descriptors::is_claimed): Remove.
1049 (claim_descriptor_for_plugin): Remove.
1050 * fileread.cc (File_read::claim_for_plugin): Remove.
1051 * fileread.h (File_read::claim_for_plugin): Remove.
1052 (File_read::descriptor): Reopen descriptor if necessary.
1053 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1054 (Plugin_manager::all_symbols_read): Add task parameter. Change
1056 (Plugin_manager::get_input_file): New function.
1057 (Plugin_manager::release_input_file): New function.
1058 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1059 corresponding data member.
1060 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1061 and pass to base constructor. Change all callers.
1062 (get_input_file, release_input_file): New functions.
1063 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1064 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1065 (Plugin_manager::all_symbols_read): Add task parameter.
1066 (Plugin_manager::get_input_file): New function.
1067 (Plugin_manager::release_input_file): New function.
1068 (Plugin_manager::task_): New data member.
1069 (Pluginobj::Pluginobj): Add filesize parameter.
1070 (Pluginobj::filename): New function.
1071 (Pluginobj::descriptor): New function.
1072 (Pluginobj::filesize): New function.
1073 (Pluginobj::filesize_): New data member.
1074 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1075 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1076 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1078 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1079 with archive libraries.
1080 * testsuite/Makefile.in: Regenerate.
1081 * testsuite/plugin_test.c (struct sym_info): New type.
1082 (get_input_file, release_input_file): New static variables.
1083 (onload): Capture new transfer vector entries.
1084 (claim_file_hook): Stop reading at end of file according to filesize.
1085 Factor out parsing of readelf output into separate function.
1086 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1087 APIs and get the source file name from the symbol table. Convert
1088 source file name to corresponding object file name. Print info
1089 message when adding new input files.
1090 (parse_readelf_line): New function.
1091 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1092 * testsuite/plugin_test_2.sh: Likewise.
1093 * testsuite/plugin_test_3.sh: Likewise.
1094 * testsuite/plugin_test_4.sh: New test case.
1096 2009-01-07 Ian Lance Taylor <iant@google.com>
1098 * version.cc (version_string): Bump to 1.8.
1100 2008-12-23 Cary Coutant <ccoutant@google.com>
1102 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1103 * plugin.cc (Plugin_manager::finish): Rename as
1104 layout_deferred_objects. Move cleanup to separate function.
1105 (Plugin_manager::cleanup): New function.
1106 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1108 * plugin.h (Plugin_manager::finish): Rename as
1109 layout_deferred_objects.
1110 (Plugin_manager::cleanup): New function.
1111 (Plugin_manager::cleanup_done): New field.
1113 2008-12-23 Cary Coutant <ccoutant@google.com>
1115 * plugin.cc (is_visible_from_outside): New function.
1116 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1117 so we don't return "IR only" status for exported symbols or -r links.
1119 * testsuite/Makefile.am (plugin_test_3): New test case.
1120 * testsuite/Makefile.in: Regenerate.
1121 * testsuite/plugin_test_3.sh: New file.
1123 2008-12-22 Cary Coutant <ccoutant@google.com>
1125 * object.cc (Sized_relobj::layout_section): New function.
1126 (Sized_relobj::do_layout): Defer layout of input sections until after
1127 plugin has provided replacement files.
1128 (Sized_relobj::do_layout_deferred_sections): New function.
1129 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1130 (Relobj::layout_deferred_sections): New function.
1131 (Relobj::do_layout_deferred_sections): New function.
1132 (Sized_relobj::do_layout_deferred_sections): New function.
1133 (Sized_relobj::layout_section): New function.
1134 (Sized_relobj::Deferred_layout): New structure.
1135 (Sized_relobj::deferred_layout_): New field.
1136 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1137 Change all callers. Layout deferred sections.
1138 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1140 (Plugin_hook::run): Move code from do_plugin_hook inline.
1141 (Plugin_hook::do_plugin_hook): Remove.
1142 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1143 (Plugin_manager::finish): Renamed, was cleanup.
1144 (Plugin_manager::should_defer_layout): New function.
1145 (Plugin_manager::add_deferred_layout_object): New function.
1146 (Plugin_manager::Deferred_layout_list): New type.
1147 (Plugin_manager::deferred_layout_objects_): New field.
1148 (Plugin_hook::do_plugin_hook): Remove.
1150 2008-12-17 Ian Lance Taylor <iant@google.com>
1152 * options.h (class General_options): Add --no case for
1155 2008-12-16 Cary Coutant <ccoutant@google.com>
1157 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1159 (Plugin_manager::claim_file): Create plugin object even if
1160 plugin did not call the add_symbols callback.
1161 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1162 asking for more symbols than were added.
1163 * testsuite/Makefile.am (plugin_test_1): Add test case with
1165 (empty.syms): New target.
1166 * testsuite/Makefile.in: Regenerate.
1167 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1168 message. Don't call add_symbols if no globals.
1169 (all_symbols_read_hook): Don't provide replacement for empty
1172 2008-12-12 Ian Lance Taylor <iant@google.com>
1174 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1175 r_type == 0 for a local symbol with r_sym == 0.
1176 (scan_relocatable_relocs): Pass r_sym to
1177 local_non_section_strategy.
1178 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1181 * configure.ac: Update test for TLS descriptors: they are
1182 supported as of glibc 2.9.
1183 * configure: Rebuild.
1185 2008-12-11 Ian Lance Taylor <iant@google.com>
1188 * target-reloc.h (Default_scan_relocatable_relocs): For each
1189 function, map r_type == 0 to RELOC_DISCARD.
1191 2008-12-10 Cary Coutant <ccoutant@google.com>
1193 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1194 object to override a kept COMDAT group from a plugin object.
1196 2008-12-09 Ian Lance Taylor <iant@google.com>
1199 * yyscript.y (file_cmd): Handle INPUT.
1201 * testsuite/initpri1.c: Change all declarations to be full
1202 prototypes by adding void, to avoid compiler warnings.
1204 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1206 * options.cc (General_options::parse_plugin_opt): New.
1207 (General_options::add_plugin): The argument now is just the filename.
1208 (General_options::add_plugin_option): New.
1209 * options.h (plugin_opt): New.
1210 (add_plugin): Change argument name.
1211 (add_plugin_option): New.
1212 * plugin.cc (Plugin::load): Don't parse the plugin option.
1213 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1214 (Plugin::add_option): New.
1215 (Plugin::args_): Change type.
1216 (Plugin::filename_): New.
1217 (Plugin_manager::add_plugin_option): New.
1218 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1219 * testsuite/Makefile.in: Regenerate.
1221 2008-12-05 Cary Coutant <ccoutant@google.com>
1223 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1224 Handle --strip-lto-sections option.
1225 * options.h (strip_lto_sections): New option.
1227 2008-12-01 Cary Coutant <ccoutant@google.com>
1229 * plugin.cc (ld_plugin_message): Change format parameter to const.
1230 Fix mismatch between new[] and delete.
1232 2008-11-14 Cary Coutant <ccoutant@google.com>
1234 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1237 2008-11-05 Craig Silverstein <csilvers@google.com>
1239 * options.cc (General_options::parse_dynamic_list): New function.
1240 * options.h (General_options): New flags dynamic_list,
1241 dynamic_list_data, dynamic_list_cpp_new, and
1242 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1243 (General_options::in_dynamic_list): New function.
1244 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1245 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1246 (Lex::can_continue_name): Likewise.
1248 (read_script_file): New parameter script_options.
1249 (read_dynamic_list): New function.
1250 (Script_options::define_dynamic_list): New function.
1251 (dynamic_list_keyword_parsecodes): New variable.
1252 (dynamic_list_keywords): New variable.
1253 * script.h (Script_options::define_dynamic_list): New function
1255 (read_dynamic_list): New function prototype.
1256 * symtab.cc (strprefix): New macro.
1257 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1258 dynamic_list_data, dynamic_list_cpp_new, and
1259 dynamic_list_cpp_typeinfo.
1260 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1261 (dynamic_list_expr): New rule.
1262 (dynamic_list_nodes): Likewise.
1263 (dynamic_list_node): Likewise.
1264 * testsuite/Makefile.am (dynamic_list): New test.
1265 * testsuite/Makefile.in: Regenerated.
1266 * testsuite/dynamic_list.t: New file.
1267 * testsuite/dynamic_list.sh: New file.
1269 2008-11-05 Craig Silverstein <csilvers@google.com>
1271 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1272 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1273 (t11_last): Likewise.
1274 * testsuite/ver_test_6.c (main): Likewise.
1276 2008-10-07 Cary Coutant <ccoutant@google.com>
1278 * options.c (General_options::finalize): Add check for -static and
1280 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1283 2008-10-02 Cary Coutant <ccoutant@google.com>
1285 * plugin.cc (make_sized_plugin_object): Fix conditional
1286 compilation to work when not all targets are enabled.
1288 2008-09-29 Cary Coutant <ccoutant@google.com>
1290 * archive.cc (Archive::get_file_and_offset): Use filename instead
1291 of name to get library path.
1292 (Archive::include_member): Unlock external member of a thin archive.
1294 * testsuite/Makefile.am (TEST_AR): New variable.
1295 (thin_archive_test_1): New test.
1296 (thin_archive_test_2): New test.
1297 * testsuite/Makefile.in: Regenerate.
1298 * testsuite/thin_archive_main.cc: New file.
1299 * testsuite/thin_archive_test_1.cc: New file.
1300 * testsuite/thin_archive_test_2.cc: New file.
1301 * testsuite/thin_archive_test_3.cc: New file.
1302 * testsuite/thin_archive_test_4.cc: New file.
1304 2008-09-29 Cary Coutant <ccoutant@google.com>
1306 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1307 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1309 (Sized_relobj::do_finalize_local_symbols): Likewise.
1310 (Sized_relobj::map_to_kept_section): Likewise.
1311 * object.h (Sized_relobj::invalid_address): New constant.
1312 (Sized_relobj::do_output_section_offset): Check for invalid_address
1314 * output.cc (Output_reloc::local_section_offset): Use constant
1315 invalid_address instead of -1U.
1316 (Output_reloc::get_address): Likewise.
1317 (Output_section::output_address): Change -1U to -1ULL.
1318 * output.h (Output_reloc::invalid_address): New constant.
1319 * reloc.cc (Sized_relobj::write_sections): Use constant
1320 invalid_address instead of -1U.
1321 (Sized_relobj::relocate_sections): Likewise.
1322 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1323 values for merge sections.
1324 * target-reloc.h (relocate_for_relocatable): Use constant
1325 invalid_address instead of -1U.
1327 2008-09-19 Cary Coutant <ccoutant@google.com>
1329 Add plugin functionality for link-time optimization (LTO).
1330 * configure.ac (plugins): Add --enable-plugins option.
1331 * configure: Regenerate.
1332 * config.in: Regenerate.
1333 * Makefile.am (LIBDL): New variable.
1334 (CCFILES): Add plugin.cc.
1335 (HFILES): Add plugin.h.
1336 (ldadd_var): Add LIBDL.
1337 * Makefile.in: Regenerate.
1339 * archive.cc: Include "plugin.h".
1340 (Archive::setup): Don't preread archive symbols when using a plugin.
1341 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1342 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1344 (Archive::include_member): Add symbols from plugin objects.
1345 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1346 * descriptors.cc (Descriptors::open): Check for file descriptors
1347 abandoned by plugins.
1348 (Descriptors::claim_for_plugin): New function.
1349 * descriptors.h (Descriptors::claim_for_plugin): New function.
1350 (Open_descriptor::is_claimed): New field.
1351 (claim_descriptor_for_plugin): New function.
1352 * fileread.cc (File_read::claim_for_plugin): New function.
1353 * fileread.h (File_read::claim_for_plugin): New function.
1354 (File_read::descriptor): New function.
1355 * gold.cc: Include "plugin.h".
1356 (queue_initial_tasks): Add task to call plugin hooks for generating
1358 * main.cc: Include "plugin.h".
1359 (main): Load plugin libraries.
1360 * object.h (Pluginobj): Declare.
1361 (Object::pluginobj): New function.
1362 (Object::do_pluginobj): New function.
1363 (Object::set_target): New function.
1364 * options.cc: Include "plugin.h".
1365 (General_options::parse_plugin): New function.
1366 (General_options::General_options): Initialize plugins_ field.
1367 (General_options::add_plugin): New function.
1368 * options.h (Plugin_manager): Declare.
1369 (General_options): Add --plugin option.
1370 (General_options::has_plugins): New function.
1371 (General_options::plugins): New function.
1372 (General_options::add_plugin): New function.
1373 (General_options::plugins_): New field.
1374 * plugin.cc: New file.
1375 * plugin.h: New file.
1376 * readsyms.cc: Include "plugin.h".
1377 (Read_symbols::do_read_symbols): Check for archive before checking
1378 for ELF file. Call plugin hooks to claim files.
1379 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1380 from a real object file; force override when processing replacement
1382 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1383 (Symbol::init_base_object): Likewise.
1384 (Symbol::init_base_output_data): Likewise.
1385 (Symbol::init_base_output_segment): Likewise.
1386 (Symbol::init_base_constant): Likewise.
1387 (Symbol::init_base_undefined): Likewise.
1388 (Symbol::output_section): Assert that object is not a plugin.
1389 (Symbol_table::add_from_pluginobj): New function.
1390 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1392 (Symbol_table::sized_write_globals): Likewise.
1393 (Symbol_table::add_from_pluginobj): Instantiate template.
1394 * symtab.h (Sized_pluginobj): Declare.
1395 (Symbol::in_real_elf): New function.
1396 (Symbol::set_in_real_elf): New function.
1397 (Symbol::in_real_elf_): New field.
1398 (Symbol_table::add_from_pluginobj): New function.
1400 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1401 (LIBDL): New variable.
1403 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1404 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1405 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1406 (MOSTLYCLEANFILES): Likewise.
1407 * testsuite/Makefile.in: Regenerate.
1408 * testsuite/plugin_test.c: New file.
1409 * testsuite/plugin_test_1.sh: New file.
1410 * testsuite/plugin_test_2.sh: New file.
1412 2008-09-16 Ian Lance Taylor <iant@google.com>
1414 * target-reloc.h (relocate_section): Check whether a symbol is
1415 defined by the ABI before reporting an undefined symbol error.
1416 * target.h (Target::is_defined_by_abi): Make parameter const.
1417 (Target::do_is_defined_by_abi): Likewise.
1418 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1419 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1420 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1421 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1422 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1423 * testsuite/Makefile.in: Rebuild.
1425 * fileread.cc (make_view): Add casts to avoid warning.
1427 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1429 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1430 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1432 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1434 * options.h (General_options::output_is_executable): New.
1435 (General_options::output_is_pie): New.
1436 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1437 for shared libraries.
1438 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1440 2008-09-11 Chris Demetriou <cgd@google.com>
1442 * options.h (origin): New -z option.
1443 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1444 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1447 2008-09-05 Cary Coutant <ccoutant@google.com>
1449 * fileread.cc (File_read::make_view): Add check for attempt to map
1452 2008-09-05 Cary Coutant <ccoutant@google.com>
1454 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1455 explicit instantiations.
1457 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1460 * options.cc (General_options::finalize): Allow undefined symbols
1461 in shlibs if linking -shared.
1464 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1465 symbols as not needing a dynsym entry.
1467 2008-08-20 Craig Silverstein <csilvers@google.com>
1469 * fileread.cc (File_read::open): Do not lock the file unless it
1470 was successfully opened.
1472 2008-08-14 Cary Coutant <ccoutant@google.com>
1474 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1475 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1476 * testsuite/tls_test.cc (struct int128): 128-bit struct
1477 for testing TLS relocs with non-zero addend.
1478 (v12): New TLS variable.
1480 (t_last): Add check for v12.
1481 * testsuite/tls_test.h (t12): New function.
1482 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1484 2008-08-13 Ian Lance Taylor <iant@google.com>
1486 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1487 set tls_segment_ or relro_segment_.
1488 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1490 * output.h (Output_section::clear_is_relro): New function.
1491 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1492 sections specially even when output_data_ is empty.
1493 (Output_segment::maximum_alignment): When first section is relro,
1494 only force alignment for PT_LOAD segments.
1495 * script.cc (script_data_segment_align): New function.
1496 (script_data_segment_relro_end): New function.
1497 * script-c.h (script_data_segment_align): Declare.
1498 (script_data_segment_relro_end): Declare.
1499 * script-sections.h (class Script_sections): Declare
1500 data_segment_align and data_segment_relro_end. Add fields
1501 segment_align_index_ and saw_relro_end_.
1502 * script-sections.cc (class Sections_element): Add set_is_relro
1503 virtual function. Add new bool* parameter to place_orphan_here.
1504 Add get_output_section virtual function.
1505 (class Output_section_definition): Add set_is_relro. Add new
1506 bool* parameter to place_orphan_here. Add get_output_section.
1507 Add is_relro_ field.
1508 (Output_section_definition::Output_section_definition): Initialize
1509 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1510 and is_relro_ fields.
1511 (Output_section_definition::place_orphan_here): Add is_relro
1513 (Output_section_definition::set_section_addresses): Set relro for
1515 (Output_section_definition::alternate_constraint): Likewise.
1516 (class Orphan_output_section): Add new bool* parameter to
1517 place_orphan_here. Add get_output_section.
1518 (Orphan_output_section::place_orphan_here): Add is_relro
1520 (Script_sections::Script_sections): Initialize
1521 data_segment_align_index_ and saw_relro_end_.
1522 (Script_sections::data_segment_align): New function.
1523 (Script_sections::data_segment_relro_end): New function.
1524 (Script_sections::place_orphan): Set or clear is_relro.
1525 (Script_sections::set_section_addresses): Force alignment of first
1527 * yyscript.y (exp): Call script_data_segment_align and
1528 script_data_segment_relro_end.
1529 * testsuite/relro_script_test.t: New file.
1530 * testsuite/relro_test.cc (using_script): Declare.
1531 (t1, t2): Test using_script.
1532 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1533 (relro_script_test_SOURCES): Define.
1534 (relro_script_test_DEPENDENCIES): Define.
1535 (relro_script_test_LDFLAGS): Define.
1536 (relro_script_test_LDADD): Define.
1537 (relro_script_test.so): New target.
1538 * testsuite/Makefile.in: Rebuild.
1540 2008-08-06 Cary Coutant <ccoutant@google.com>
1542 * archive.cc (Archive::total_archives, Archive::total_members)
1543 (Archive::total_members_loaded): New variables.
1544 (Archive::setup): Add parameter. Add option to preread
1546 (Archive::read_armap): Add counter.
1547 (Archive::get_file_and_offset): New function.
1548 (Archive::get_elf_object_for_member): New function.
1549 (Archive::read_all_symbols): New function.
1550 (Archive::read_symbols): New function.
1551 (Archive::add_symbols): Add counters.
1552 (Archive::include_all_members): Use armap to find members if it's
1554 (Archive::include_member): Skip reading symbols if already read.
1555 Factored code into Archive::get_file_and_offset and
1556 Archive::get_elf_object_for_member. Changed call to
1557 Mapfile::report_include_archive_member.
1558 (Archive::print_stats): New function.
1559 * archive.h: Declare Object and Read_symbols_data classes.
1560 (Archive::Archive): Add initializers for new members.
1561 (Archive::setup): Add parameter.
1562 (Archive::print_stats): New function.
1563 (Archive::total_archives, Archive::total_members)
1564 (Archive::total_members_loaded): New variables.
1565 (Archive::get_file_and_offset): New function.
1566 (Archive::get_elf_object_for_member): New function.
1567 (Archive::read_all_symbols): New function.
1568 (Archive::read_symbols): New function.
1569 (Archive::Archive_member): New class.
1570 (Archive::members_): New member.
1571 (Archive::num_members_): New member.
1572 * main.cc: Include archive.h.
1573 (main): Call Archive::print_stats.
1574 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1575 archive parameter; member_name is now the fully-decorated name.
1576 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1577 * options.h: (General_options): Add --preread-archive-symbols option.
1578 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1581 2008-08-04 Ian Lance Taylor <iant@google.com>
1583 * symtab.h (Symbol::use_plt_offset): New function.
1584 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1585 * powerpc.cc (Relocate::relocate): Likewise.
1586 * sparc.cc (Relocate::relocate): Likewise.
1587 * x86_64.cc (Relocate::relocate): Likewise.
1588 * testsuite/weak_plt.sh: New test.
1589 * testsuite/weak_plt_main.cc: New test.
1590 * testsuite/weak_plt_shared.cc: New test.
1591 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1592 (check_PROGRAMS): Add weak_plt.
1593 (check_DATA): Add weak_plt_shared.so.
1594 (weak_plt_main_pic.o, weak_plt): New targets.
1595 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1596 * testsuite/Makefile.in: Rebuild.
1598 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1600 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1601 * testsuite/Makefile.in: Rebuild.
1603 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1605 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1606 * Makefile.in: Regenerate.
1607 * po/POTFILES.in: Regenerate.
1609 2008-07-29 Ian Lance Taylor <iant@google.com>
1611 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1612 symbols before other symbols.
1613 * testsuite/script_test_2.cc (test_addr): Declare.
1614 (test_addr_alias): Declare.
1615 (main): Check that test_addr and test_addr_alias have the right
1617 * testsuite/script_test_2.t: Define test_addr_alias and
1620 2008-07-24 Ian Lance Taylor <iant@google.com>
1623 * descriptors.cc: New file.
1624 * descriptors.h: New file.
1625 * gold-threads.h (class Hold_optional_lock): New class.
1626 * fileread.cc: Include "descriptors.h".
1627 (File_read::~File_read): Release descriptor rather than closing
1629 (File_read::open) [file]: Call open_descriptor rather than open.
1630 Set is_descriptor_opened_.
1631 (File_read::open) [memory]: Assert that descriptor is not open.
1632 (File_read::reopen_descriptor): New function.
1633 (File_read::release): Release descriptor.
1634 (File_read::do_read): Make non-const. Reopen descriptor.
1635 (File_read::read): Make non-const.
1636 (File_read::make_view): Reopen descriptor.
1637 (File_read::do_readv): Likewise.
1638 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1639 Update declarations.
1640 * layout.cc: Include "descriptors.h".
1641 (Layout::create_build_id): Use open_descriptor rather than open.
1642 * output.cc: Include "descriptors.h".
1643 (Output_file::open): Use open_descriptor rather than open.
1644 * archive.cc (Archive::const_iterator): Change Archive to be
1646 (Archive::begin, Archive::end): Make non-const.
1647 (Archive::count_members): Likewise.
1648 * archive.h (class Archive): Update declarations.
1649 * object.h (Object::read): Make non-const.
1650 * Makefile.am (CCFILES): Add descriptors.cc.
1651 (HFILES): Add descriptors.h.
1652 * Makefile.in: Rebuild.
1655 * gold.h: Always include <clocale>. Add Solaris workarounds
1656 following code in binutils/sysdep.h.
1659 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1660 this->eh_frame_hdr_ is NULL before using it.
1662 * dynobj.cc (Versions::Versions): Update comment.
1664 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1665 the base version name.
1667 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1668 array size plus one.
1669 (Stringpool_template::set_string_offsets): Subtract one from key
1670 before using it as an array index.
1671 (Stringpool_template::get_offset_with_length): Likewise.
1672 (Stringpool_template::write_to_buffer): Likewise.
1673 * stringpool.h (Stringpool_template::get_offset_from_key):
1676 2008-07-23 Ian Lance Taylor <iant@google.com>
1679 * object.h (Merged_symbol_value::value): Do our best to handle a
1683 * script.cc (Version_script_info::get_versions): Don't add empty
1684 version tag to return value.
1685 (Version_script_info::get_symbol_version_helper): Change return
1686 type to bool. Add pversion parameter. Change all callers.
1687 (script_register_vers_node): Don't require a non-NULL tag.
1688 * script.h (class Version_script_info): Update declarations.
1689 (Version_script_info::get_symbol_version): Change return type to
1690 bool. Add version parameter. Change all callers.
1691 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1692 handling. Handle an empty version from a version script.
1693 (Symbol_table::define_special_symbol): Likewise.
1694 * testsuite/ver_test_10.script: New file.
1695 * testsuite/ver_test_10.sh: New file.
1696 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1697 (check_DATA): Add ver_test_10.syms.
1698 (ver_test_10.syms, ver_test_10.so): New target.
1699 * testsuite/Makefile.in: Rebuild.
1701 2008-07-23 Simon Baldwin <simonb@google.com>
1703 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1704 to zero for undefined symbols from dynamic libraries.
1706 2008-07-23 Ian Lance Taylor <iant@google.com>
1708 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1710 * symtab.h (class Symbol_table): Update declaration.
1711 * testsuite/ver_test_9.cc: New file.
1712 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1713 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1714 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1715 (ver_test_9.so, ver_test_9.o): New targets.
1716 * testsuite/Makefile.in: Rebuild.
1718 2008-07-22 Ian Lance Taylor <iant@google.com>
1720 * options.h (class General_options): Define --check-sections.
1721 * layout.cc (Layout::set_segment_offsets): Handle
1724 * options.h (class General_options): Define -n/--nmagic and
1726 * options.cc (General_options::finalize): For -n/--nmagic or
1727 -N/--omagic, set -static.
1728 * layout.cc (Layout::attach_allocated_section_to_segment): If
1729 -N/--omagic, don't put read-only and read-write sections in
1731 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1732 finding a read-only segment.
1733 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1734 don't set the minimum segment alignment to the common page size,
1735 and don't set the file offset to the address modulo the page size.
1736 * script-sections.cc (Script_sections::create_segments): If
1737 -n/--omagic, don't put read-only and read-write sections in
1740 * cref.cc: New file.
1742 * options.h (class General_options): Add --print-symbol-counts.
1743 * main.cc (main): Issue defined symbol report if requested.
1744 * archive.cc (Archive::interpret_header): Make into a const member
1746 (Archive::add_symbols): Call Input_objects::archive_start and
1748 (Archive::const_iterator): Define new class.
1749 (Archive::begin, Archive::end): New functions.
1750 (Archive::include_all_members): Rewrite to use iterator.
1751 (Archive::count_members): New function.
1752 * archive.h (class Archive): Update declarations.
1753 (Archive::filename): New function.
1754 * object.cc: Include "cref.h".
1755 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1756 (Sized_relobj::do_get_global_symbol_counts): New function.
1757 (Input_objects::add_object): Add object to cross-referencer.
1758 (Input_objects::archive_start): New function.
1759 (Input_objects::archive_stop): New function.
1760 (Input_objects::print_symbol_counts): New function.
1761 * object.h: Declare Cref and Archive.
1762 (Object::get_global_symbol_counts): New function.
1763 (Object::do_get_global_symbol_counts): New pure virtual function.
1764 (class Sized_relobj): Add defined_count_ field. Update
1766 (class Input_objects): Add cref_ field. Update constructor.
1767 Update declarations.
1768 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1770 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1772 (Sized_dynobj::do_get_global_symbol_counts): New function.
1773 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1774 defined_count_. Update declarations. Define Symbols typedef.
1775 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1776 parameter. Change all callers.
1777 (Symbol_table::add_from_dynobj): Add sympointers and defined
1778 parameters. Change all callers.
1779 * symtab.h (class Symbol_table): Update declarations.
1780 * Makefile.am (CCFILES): Add cref.cc.
1781 (HFILES): Add cref.h.
1782 * Makefile.in: Rebuild.
1784 2008-07-22 Simon Baldwin <simonb@google.com>
1786 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1787 to zero when writing undefined symbols.
1789 2008-07-22 Ian Lance Taylor <iant@google.com>
1791 * output.cc (Output_section::add_input_section): Don't try to
1792 merge empty merge sections.
1794 2008-07-21 Craig Silverstein <csilvers@google.com>
1796 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1797 Include symbol version in error message.
1799 2008-07-20 Chris Demetriou <cgd@google.com>
1801 * configure.ac (gold_cv_c_random_seed): New configured variable.
1802 (RANDOM_SEED_CFLAGS): New substituted variable.
1803 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1804 * configure: Rebuild.
1805 * Makefile.in: Likewise.
1806 * testsuite/Makefile.in: Likewise.
1808 2008-07-18 Ian Lance Taylor <iant@google.com>
1810 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1811 where we see NAME/NULL and NAME/VERSION as separate symbols.
1812 * testsuite/ver_test_main.cc (main): Call t4.
1813 (t4, t4_2a): Define.
1814 * testsuite/ver_test_2.cc (t4_2): Define.
1815 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1816 * testsuite/ver_test_4.cc (t4_2a): Define.
1817 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1818 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1820 2008-07-17 Ian Lance Taylor <iant@google.com>
1822 * dynobj.cc (Versions::add_def): If we give an error about a
1823 missing version, go ahead and create the version anyhow.
1825 2008-07-10 Ian Lance Taylor <iant@google.com>
1827 Handle output sections with more than 0x7fffffff bytes.
1828 * object.h (class Relobj): Change map_to_output_ to
1829 output_sections_, and just keep a section pointer. Change all
1830 uses. Move comdat group support to Sized_relobj.
1831 (Relobj::is_section_specially_mapped): Remove.
1832 (Relobj::output_section): Remove poff parameter. Change all
1834 (Relobj::output_section_offset): New function.
1835 (Relobj::set_section_offset): Rewrite.
1836 (Relobj::map_to_output): Remove.
1837 (Relobj::output_sections): New function.
1838 (Relobj::do_output_section_offset): New pure virtual function.
1839 (Relobj::do_set_section_offset): Likewise.
1840 (class Sized_relobj): Add section_offsets_ field. Add comdat
1841 group support from Relobj. Update declarations.
1842 (Sized_relobj::get_output_section_offset): New function.
1843 (Sized_relobj::do_output_section_offset): New function.
1844 (Sized_relobj::do_set_section_offset): New function.
1845 * object.cc (Relobj::output_section_address): Remove.
1846 (Sized_relobj::Sized_relobj): Initialize new fields.
1847 (Sized_relobj::include_section_group): Cast find_kept_object to
1849 (Sized_relobj::include_linkonce_section): Likewise.
1850 (Sized_relobj::do_layout): Use separate arrays for output section
1852 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1854 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1855 output_sections and section_offsets.
1856 (Sized_relobj::write_local_symbols): Likewise.
1857 (map_to_kept_section): Compute output address directly.
1858 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1859 output_sections and section_offsets.
1860 (Sized_relobj::write_sections): Likewise.
1861 (Sized_relobj::relocate_sections): Likewise.
1862 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1863 * output.h (class Output_reloc): Update declarations. Change
1864 u2_.relobj to Sized_relobj*.
1865 (class Output_data_reloc): Change add functions to use
1867 * output.cc (Output_reloc::Output_reloc): Change relobj to
1869 (Output_reloc::local_section_offset): Change return type to
1870 Elf_Addr. Use get_output_section_offset.
1871 (Output_reloc::get_address): Likewise.
1872 (Output_section::is_input_address_mapped): Don't call
1873 is_section_specially_mapped.
1874 (Output_section::output_offset): Likewise.
1875 (Output_section::output_address): Likewise.
1876 (Output_section::starting_output_address): Likewise.
1877 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1878 parameter to Sized_relobj*.
1879 (Copy_relocs::need_copy_reloc): Likewise.
1880 (Copy_relocs::save): Likewise.
1881 * copy-relocs.h (class Copy_relocs): Update declarations.
1882 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1883 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1884 * target-reloc.h (relocate_for_relocatable): Change
1885 offset_in_output_section type to Elf_Addr. Change code that uses
1887 * layout.cc (Layout::layout): Always set *off.
1888 * mapfile.cc (Mapfile::print_input_section): Use
1889 output_section_offset.
1890 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1892 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1893 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1894 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1896 2008-07-03 Ian Lance Taylor <iant@google.com>
1898 * layout.cc (Layout::include_section): Do not discard unrecognized
1899 SHT_STRTAB sections.
1901 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1903 * script.cc (Lex::can_continue_name): Make '?' allowable in
1904 version-script names.
1905 * testsuite/version_script.map: Change glob pattern to use '?'
1907 2008-06-30 Manish Singh <yosh@gimp.org>
1910 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1913 2008-06-30 Ian Lance Taylor <iant@google.com>
1917 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1918 versions]: Don't try to read the value in the contents, since we
1919 don't use it. Use the template endianness when writing.
1921 2008-06-25 Cary Coutant <ccoutant@google.com>
1923 * fileread.cc (File_read::make_view): Assert on zero-length view.
1924 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1925 symbol table when there are no symbols to read.
1927 2008-06-23 Craig Silverstein <csilvers@google.com>
1929 * version.cc (version_string): Bump to 1.7
1931 2008-06-18 Craig Silverstein <csilvers@google.com>
1933 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1934 constant 0xFFFF to type Valtype.
1935 (Powerpc_relocate_functions::rel16_ha): Likewise.
1937 2008-06-17 Ian Lance Taylor <iant@google.com>
1939 * output.h (Output_section::Input_section): Initialize p2align_ to
1940 zero for Output_section_data constructors.
1941 (Output_section::Input_section::addralign): If not an input
1942 section, return the alignment of the Output_section_data.
1943 * testsuite/copy_test.cc: New file.
1944 * testsuite/copy_test_1.cc: New file.
1945 * testsuite/copy_test_2.cc: New file.
1946 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1947 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1948 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1949 (copy_test_1_pic.o, copy_test_1.so): New targets.
1950 (copy_test_2_pic.o, copy_test_2.so): New targets.
1951 * testsuite/Makefile.in: Rebuild.
1953 * script-sections.cc (Script_sections::place_orphan): Initialize
1954 local variable exact.
1956 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1958 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1960 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1961 David S. Miller <davem@davemloft.net>
1963 * powerpc.cc: New file.
1964 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1965 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1966 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1967 * Makefile.in: Rebuild.
1969 2008-06-09 Ian Lance Taylor <iant@google.com>
1971 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1973 (throwing, orig_terminate): New static variables.
1974 (terminate_handler): New static function.
1975 (t2): Set terminate handler.
1977 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1980 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1983 2008-05-30 Cary Coutant <ccoutant@google.com>
1985 * archive.cc (Archive::include_all_members) Correct to step
1986 over symbol table and extended name table in thin archives.
1988 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1991 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1994 2008-05-28 Caleb Howe <cshowe@google.com>
1996 * reduced_debug_output.cc: New file.
1997 * reduced_debug_output.h: New file.
1998 * options.h (class General_options): Add --strip-debug-non-line.
1999 * options.cc (General_options::finalize): Add strip_debug_non_line
2000 to the strip heirarchy.
2001 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2003 * layout.cc: Include "reduced_debug_output.h".
2004 (Layout::Layout): Initialize new fields.
2005 (line_only_debug_sections): New static array.
2006 (is_lines_only_debug_sections): New static inline function.
2007 (Layout::include_section): Handle --strip-debug-non-line.
2008 (Layout::make_output_section): If --strip-debug-non-line, build
2009 new output sections for .debug_abbrev and .debug_info.
2010 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2011 gold. Warn about possible overflow.
2012 (read_signed_LEB_128): Likewise.
2013 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2014 (read_signed_LEB_128): Declare.
2015 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2016 (HFILES): Add reduced_debug_output.h.
2017 * Makefile.in: Rebuild.
2019 2008-05-21 Ian Lance Taylor <iant@google.com>
2021 * mapfile.cc: New file.
2022 * mapfile.h: New file.
2023 * options.h (class General_options): Add -M/--print-map and -Map.
2024 * options.cc (General_options::finalize): Make -M equivalent to
2026 * main.cc: Include <cstdio> and "mapfile.h".
2027 (main): Open mapfile if requested.
2028 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2029 constructor. Change caller.
2030 (queue_initial_tasks): Add mapfile parameter. Change caller.
2031 (queue_middle_tasks): Likewise.
2032 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2034 * archive.cc: Include "mapfile.h".
2035 (Archive::add_symbols): Add mapfile parameter. Change all
2036 callers. Pass mapfile, symbol, and reason to include_member.
2037 (Archive::include_all_members): Add mapfile parameter. Change all
2039 (Archive::include_member): Add mapfile, sym, and why parameters.
2040 Change all callers. Report inclusion to map file.
2041 * archive.h: Include "fileread.h".
2042 (class Archive): Update declarations.
2043 (Archive::file): New const method.
2044 (class Add_archive_symbols): Add mapfile_ field. Update
2045 constructor. Change all callers.
2046 * readsyms.h (class Read_symbols): Likewise.
2047 (class Finish_group): Likewise.
2048 (class Read_script): Likewise.
2049 * common.cc: Include "mapfile.h".
2050 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2052 (Symbol_table::do_allocate_commons): Likewise.
2053 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2054 symbol allocation to mapfile.
2055 * common.h (class Allocate_commons_task): Add mapfile_ field.
2056 Update constructor. Change all callers.
2057 * symtab.h (class Symbol_table): Update declarations.
2058 * layout.cc: Include "mapfile.h".
2059 (Layout_task_runner::run): Print information to mapfile.
2060 (Layout::create_gold_note): Change Output_data_fixed_space to
2061 Output_data_zero_fill.
2062 (Layout::create_build_id): Likewise.
2063 (Layout::print_to_mapfile): New function.
2064 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2065 constructor. Change caller.
2066 (class Layout): Declare print_to_mapfile.
2067 * output.cc (Output_section::Input_section::print_to_mapfile): New
2069 (Output_section::add_input_section): If producing a map, always
2070 add to input_sections_ list.
2071 (Output_section::do_print_to_mapfile): New function.
2072 (Output_segment::print_sections_to_mapfile): New function.
2073 (Output_segment::print_section_list_to_mapfile): New function.
2074 * output.h: Include "mapfile.h".
2075 (Output_data::print_to_mapfile): New function.
2076 (Output_data::do_print_to_mapfile): New virtual function.
2077 (Output_segment_headers::do_print_to_mapfile): New function.
2078 (Output_file_header::do_print_to_mapfile): New function.
2079 (Output_data_const::do_print_to_mapfile): New function.
2080 (class Output_data_const_buffer): Add map_name_ field. Update
2081 constructor. Change all callers. Add do_print_to_mapfile
2083 (class Output_data_fixed_space): Likewise.
2084 (class Output_data_space): Likewise.
2085 (class Output_data_zero_fill): New class.
2086 (Output_data_strtab::do_print_to_mapfile): New function.
2087 (Output_data_reloc_base::do_print_to_mapfile): New function.
2088 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2089 (Output_data_group::do_print_to_mapfile): New function.
2090 (Output_data_got::do_print_to_mapfile): New function.
2091 (Output_data_dynamic::do_print_to_mapfile): New function.
2092 (Output_symtab_xindex::do_print_to_mapfile): New function.
2093 (class Output_section): Declare do_print_to_mapflie. Declare
2094 print_to_mapfile in Input_section.
2095 (class Output_segment): Declare new functions.
2096 * object.h (Sized_relobj::symbol_count): New function.
2097 * script-sections.cc
2098 (Output_section_element_dot_assignment::set_section_addresses):
2099 Change Output_data_fixed_space to Output_data_zero_fill.
2100 (Output_data_expression::do_print_to_mapfile): New function.
2101 * script.cc (read_input_script): Add mapfile parameter. Change
2103 * script.h (read_input_script): Update declaration.
2104 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2105 (Eh_frame::do_print_to_mapfile): New function.
2106 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2107 (Output_merge_string::do_print_to_mapfile): New function.
2108 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2110 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2112 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2114 * Makefile.am (CCFILES): Add mapfile.cc.
2115 (HFILES): Add mapfile.h.
2116 * Makefile.in: Rebuild.
2118 2008-05-19 Ian Lance Taylor <iant@google.com>
2120 * options.h (class General_options): Add -z relro.
2121 * layout.cc (Layout::Layout): Initialize relro_segment_.
2122 (Layout::add_output_section_data): Return the output section.
2123 (Layout::make_output_section): Rcognize relro sections and mark
2125 (Layout::attach_allocated_section_to_segment): Put relro sections
2126 in a PT_GNU_RELRO segment.
2127 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2129 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2131 (Layout::linkonce_mapping): Map d.rel.ro.local to
2133 (Layout::output_section_name): Us .data.rel.ro.local for any
2134 section which begins with that.
2135 * layout.h (class Layout): Update add_output_section_data
2136 declaration. Add relro_segment_ field.
2137 * output.cc (Output_section::Output_section): Initialize is_relro_
2138 and is_relro_local_ fields.
2139 (Output_segment::add_output_section): Group relro sections.
2140 (Output_segment::is_first_section_relro): New function.
2141 (Output_segment::maximum_alignment): If there is a relro section,
2142 align the segment to the common page size.
2143 (Output_segment::set_section_addresses): Track whether we are
2144 looking at relro sections. If the last section is a relro
2145 section, align to the common page size.
2146 (Output_segment::set_section_list_addresses): Add in_relro
2147 parameter. Change all callers. Align to the page size when
2148 moving from relro to non-relro section.
2149 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2151 * output.h (class Output_section): Add is_relro_ and
2152 is_relro_local_ fields.
2153 (Output_section::is_relro): New function.
2154 (Output_section::set_is_relro): New function.
2155 (Output_section::is_relro_local): New function.
2156 (Output_section::set_is_relro_local): New function.
2157 (class Output_segment): Update declarations.
2158 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2159 * sparc.cc (Target_sparc::got_section): Likewise.
2160 * x86_64.cc (Target_x86_64::got_section): Likewise.
2161 * testsuite/relro_test_main.cc: New file.
2162 * testsuite/relro_test.cc: New file.
2163 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2164 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2165 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2166 (relro_test.so, relro_test_pic.o): New targets.
2167 * testsuite/Makefile.in: Rebuild.
2169 2008-05-16 Ian Lance Taylor <iant@google.com>
2171 * output.cc (Output_segment::add_output_section): Remove front
2173 * output.h (class Output_segment): Remove
2174 add_initial_output_section and overloaded add_output_section.
2175 Update declaration of remaining add_output_section.
2176 * layout.cc (Layout::create_interp): Call add_output_section
2177 rather than add_initial_output_section.
2178 (Layout::finish_dynamic_section): Likewise.
2180 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2181 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2182 know the dynamic type.
2183 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2184 field. Initialize it in constructor.
2185 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2186 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2187 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2190 * output.cc (Output_reloc::get_address): Change return type to
2192 * output.h (class Output_reloc): Update get_address declaration.
2193 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2194 for section addresses.
2196 2008-05-09 Ian Lance Taylor <iant@google.com>
2199 * gold.cc (gold_nomem): Use return value of write.
2201 2008-05-08 Ian Lance Taylor <iant@google.com>
2203 * symtab.c (Symbol::init_base_output_data): Add version
2204 parameter. Change all callers.
2205 (Symbol::init_base_output_segment): Likewise.
2206 (Symbol::init_base_constant): Likewise.
2207 (Symbol::init_base_undefined): Likewise.
2208 (Sized_symbol::init_output_data): Likewise.
2209 (Sized_symbol::init_output_segment): Likewise.
2210 (Sized_symbol::init_constant): Likewise.
2211 (Sized_symbol::init_undefined): Likewise.
2212 (Symbol_table::do_define_in_output_data): If the new symbol has a
2213 version, mark it as the default.
2214 (Symbol_table::do_define_in_output_segment): Likewise.
2215 (Symbol_table::do_define_as_constant): Likewise.
2216 * symtab.h (class Symbol): Update declarations.
2217 (class Sized_symbol): Likewise.
2218 * resolve.cc (Symbol::override_version): New function.
2219 (Symbol::override_base): Call override_version.
2220 (Symbol::override_base_with_special): Likewise.
2221 * testsuite/ver_script_8.script: New file.
2222 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2223 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2224 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2225 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2227 2008-05-06 Ian Lance Taylor <iant@google.com>
2230 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2232 (class General_options): Remove existing --undefined, and add
2233 --no-undefined instead. Add new --undefined as synonym for -u.
2234 * archive.cc (Archive::add_symbols): Check whether symbol was
2236 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2237 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2238 all uses. Add IS_UNDEFINED. Update declarations to split
2239 different versions of init_base. Declare init_base_undefined.
2240 (Symbol::is_defined): Handle IS_UNDEFINED.
2241 (Symbol::is_undefined): Likewise.
2242 (Symbol::is_weak_undefined): Call is_undefined.
2243 (Symbol::is_absolute): Handle IS_CONSTANT.
2244 (class Sized_symbol): Update declarations to split different
2245 versions of init. Declare init_undefined.
2246 (class Symbol_table): Declare new functions.
2247 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2249 (Symbol::init_base_output_data): Likewise.
2250 (Symbol::init_base_output_segment): Likewise.
2251 (Symbol::init_base_constant): Likewise.
2252 (Symbol::init_base_undefined): New function.
2253 (Sized_symbol::init_object): Rename from init. Change all
2255 (Sized_symbol::init_output_data): Likewise.
2256 (Sized_symbol::init_output_segment): Likewise.
2257 (Sized_symbol::init_constant): Likewise.
2258 (Sized_symbol::init_undefined): New function.
2259 (Symbol_table::add_undefined_symbols_from_command_line): New
2261 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2263 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2264 (Symbol::output_section): Likewise.
2265 (Symbol::set_output_section): Likewise.
2266 (Symbol_table::sized_finalize_symbol): Likewise.
2267 (Symbol_table::sized_write_globals): Likewise.
2268 * resolve.cc (Symbol_table::should_override): Likewise.
2269 (Symbol::override_base_with_special): Likewise.
2271 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2272 symbol, change it to have default visibility.
2273 * testsuite/protected_1.cc: New file.
2274 * testsuite/protected_2.cc: New file.
2275 * testsuite/protected_3.cc: New file.
2276 * testsuite/protected_main_1.cc: New file.
2277 * testsuite/protected_main_2.cc: New file.
2278 * testsuite/protected_main_3.cc: New file.
2279 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2280 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2281 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2282 (protected_1.so): New target.
2283 (protected_1_pic.o, protected_2_pic.o): New targets.
2284 (protected_3_pic.o): New target.
2285 (check_PROGRAMS): Add protected_2.
2286 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2287 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2288 * testsuite/Makefile.in: Rebuild.
2290 * options.h (DEFINE_var): Add set_user_set_##varname__.
2291 (DEFINE_bool_alias): New macro.
2292 (class General_options): Define -Bstatic using DEFINE_bool_alias
2293 rather than DEFINE_special. Add --undefined as an alias for -z
2295 * options.cc (General_options::parse_Bstatic): Remove.
2297 * options.h (class General_options): Add --fatal-warnings.
2298 * main.cc (main): Implement --fatal-warnings.
2299 * errors.h (Errors::warning_count): New function.
2301 * options.h (class General_options): Add -Bsymbolic-functions.
2302 * symtab.h (Symbol::is_preemptible): Check for
2303 -Bsymbolic-functions.
2305 2008-05-05 Ian Lance Taylor <iant@google.com>
2307 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2308 as noVARNAME rather than no-VARNAME.
2309 (class General_options): Add option -z combreloc.
2310 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2312 (Output_reloc::sort_before) [SHT_REL]: New function.
2313 (Output_reloc::sort_before) [SHT_RELA]: New function.
2314 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2315 Sort_relocs_comparison.
2316 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2317 parameter. Change all callers.
2318 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2319 sort_relocs parameter. Change all callers.
2320 * output.cc (Output_reloc::get_address): New function, broken out
2322 (Output_reloc::write_rel): Call it.
2323 (Output_reloc::compare): New function.
2324 (Output_data_reloc_base::do_write): Optionally sort relocs.
2326 * configure.ac: If targ_extra_obj is set, link it in.
2327 * configure.tgt: Initialize all variables.
2328 (x86_64*): Set targ_extra_obj and targ_extra_size.
2329 * configure: Rebuild.
2331 * object.cc (Sized_relobj::include_section_group): Adjust section
2332 indexes read from group data. Build vector to pass to
2334 * layout.cc (Layout::layout_group): Add flags and shndxes
2335 parameters. Remove contents parameter. Change caller. Update
2336 explicit instantiations.
2337 * layout.h (class Layout): Update layout_group declaration.
2338 * output.cc (Output_data_group::Output_data_group): Add flags and
2339 input_shndxes parameters. Remove contents parameter. Change
2341 (Output_data_group::do_write): Change input_sections_ to
2343 * output.h (class Output_data_group): Update constructor
2344 declaration. Rename input_sections_ to input_shndxes_.
2345 * testsuite/many_sections_test.cc: Add template.
2347 2008-04-30 Cary Coutant <ccoutant@google.com>
2349 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2351 * layout.cc (Layout::include_section): Refactored check for debug
2353 (Layout::add_comdat): Add new parameters. Change type
2354 of signature parameter. Add object and shndx to signatures table.
2355 (Layout::find_kept_object): New function.
2356 * layout.h: Include <cstring>.
2357 (Layout::is_debug_info_section): New function.
2358 (Layout::add_comdat): Add new parameters.
2359 (Layout::find_kept_object): New function.
2360 (Layout::Kept_section): New struct.
2361 (Layout::Signatures): Change type of map range.
2362 * object.cc (Relobj::output_section_address): New function.
2363 (Sized_relobj::include_section_group): Add new parameters. Change
2364 calls to Layout::add_comdat. Change to build table of kept comdat
2365 groups and table mapping discarded sections to kept sections.
2366 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2367 (Sized_relobj::do_layout): Change calls to include_section_group and
2368 include_linkonce_section.
2369 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2370 value to zero when section is discarded.
2371 (Sized_relobj::map_to_kept_section): New function.
2372 * object.h (Relobj::output_section_address): New function.
2373 (Relobj::Comdat_group): New type.
2374 (Relobj::find_comdat_group): New function.
2375 (Relobj::Comdat_group_table): New type.
2376 (Relobj::Kept_comdat_section): New type.
2377 (Relobj::Kept_comdat_section_table): New type.
2378 (Relobj::add_comdat_group): New function.
2379 (Relobj::set_kept_comdat_section): New function.
2380 (Relobj::get_kept_comdat_section): New function.
2381 (Relobj::comdat_groups_): New field.
2382 (Relobj::kept_comdat_sections_): New field.
2383 (Symbol_value::input_value): Update comment.
2384 (Sized_relobj::map_to_kept_section) New function.
2385 (Sized_relobj::include_linkonce_section): Add new parameter.
2386 * target-reloc.h (Comdat_behavior): New type.
2387 (get_comdat_behavior): New function.
2388 (relocate_section): Add code to map a discarded section to the
2389 corresponding kept section when applying a relocation.
2391 2008-04-30 Craig Silverstein <csilvers@google.com>
2393 * dwarf_reader.cc (next_generation_count): New static var.
2394 (Addr2line_cache_entry): New struct.
2395 (addr2line_cache): New static var.
2396 (Dwarf_line_info::one_addr2line): Added caching.
2397 (Dwarf_line_info::clear_addr2line_cache): New function.
2398 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2399 cache-size parameter.
2400 (Dwarf_line_info::one_addr2line_cache): New function.
2401 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2402 new cache-size argument to one_addr2line(), and clear cache.
2404 2008-04-28 Cary Coutant <ccoutant@google.com>
2406 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2407 R_386_PC8 relocations.
2409 2008-04-23 Ian Lance Taylor <iant@google.com>
2411 * object.cc (Sized_relobj::include_section_group): Check for
2412 invalid section group.
2414 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2417 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2418 than read for file header.
2419 * archive.cc (Archive::include_member): Likewise.
2421 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2423 * aclocal.m4: Regenerate.
2424 * configure: Regenerate.
2426 2008-04-19 Ian Lance Taylor <iant@google.com>
2428 * version.cc (version_string): Bump to 1.6.
2430 * testsuite/Makefile.am (many_sections_r_test): New target.
2431 (many_sections_r_test_SOURCES): Remove.
2432 (many_sections_r_test_DEPENDENCIES): Remove.
2433 (many_sections_r_test_LDFLAGS): Remove.
2434 (many_sections_r_test_LDADD): Remove.
2436 * object.cc (Sized_relobj::do_add_symbols): Always pass
2437 local_symbol_count_ to add_from_relobj.
2439 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2440 every thousand variables.
2441 * testsuite/Makefile.in: Rebuild.
2443 * object.cc (Xindex::initialize_symtab_xindex): New function.
2444 (Xindex::read_symtab_xindex): New function.
2445 (Xindex::sym_xindex_to_shndx): New function.
2446 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2448 (Sized_relobj::do_initialize_xindex): New function.
2449 (Sized_relobj::do_read_symbols): Adjust section links.
2450 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2451 parameter. Change all callers.
2452 (Sized_relobj::include_section_group): Adjust section links and
2453 symbol section indexes.
2454 (Sized_relobj::do_layout): Adjust section links.
2455 (Sized_relobj::do_count_local_symbols): Adjust section links and
2456 symbol section indexes.
2457 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2458 ordinary and special symbols.
2459 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2460 dynsym_xindex parameters. Change all callers. Adjust section
2461 links. Use SHN_XINDEX when needed.
2462 (Sized_relobj::get_symbol_location_info): Adjust section links.
2463 Don't get fooled by special symbols.
2464 * object.h (class Xindex): Define.
2465 (class Object): Add xindex_ parameter. Declare virtual functoin
2466 do_initialize_xindex.
2467 (Object::adjust_sym_shndx): New function.
2468 (Object::set_xindex): New protected function.
2469 (class Symbol_value): Add is_ordinary_shndx_ field.
2470 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2471 (Symbol_value::value): Assert ordinary section.
2472 (Symbol_value::initialize_input_to_output_map): Likewise.
2473 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2475 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2477 (class Sized_relobj): Update declarations.
2478 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2479 parameter. Change all callers.
2480 (Sized_relobj::adjust_shndx): New function.
2481 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2483 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2484 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2485 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2486 (Sized_dynobj::read_dynsym_section): Adjust section links.
2487 (Sized_dynobj::read_dynamic): Likewise.
2488 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2490 (Sized_dynobj::do_initialize_xindex): New function.
2491 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2492 do_initialize_xindex.
2493 (Sized_dynobj::adjust_shndx): New function.
2494 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2495 dynsym_xindex_ fields.
2496 (Layout::finalize): Add a call to set_section_indexes before
2497 creating the symtab sections.
2498 (Layout::set_section_indexes): Don't do anything if the section
2499 already has a section index.
2500 (Layout::create_symtab_sections): Add shnum parameter. Change
2501 caller. Create .symtab_shndx section if needed.
2502 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2504 (Layout::allocated_output_section_count): New function.
2505 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2507 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2508 fields. Update declarations.
2509 (Layout::symtab_xindex): New function.
2510 (Layout::dynsym_xindex): New function.
2511 (class Write_symbols_task): Add layout_ field.
2512 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2514 * output.cc (Output_section_headers::Output_section_headers): Add
2515 shstrtab_section parameter. Change all callers.
2516 (Output_section_headers::do_sized_write): Store overflow values
2517 for section count and section string table section index in
2518 section header zero.
2519 (Output_file_header::do_sized_write): Check for overflow of
2520 section count and section string table section index.
2521 (Output_symtab_xindex::do_write): New function.
2522 (Output_symtab_xindex::endian_do_write): New function.
2523 * output.h (class Output_section_headers): Add shstrtab_section_.
2524 Update declarations.
2525 (class Output_symtab_xindex): Define.
2526 (Output_section::has_out_shndx): New function.
2527 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2529 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2531 (Sized_symbol::init): Likewise.
2532 (Symbol::output_section): Check for ordinary symbol.
2533 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2534 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2536 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2537 Change all callers. Simplify handling of symbols from sections
2538 not included in the link.
2539 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2541 (Weak_alias_sorter::operator()): Assert that symbols are
2543 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2545 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2546 parameters. Change all callers.
2547 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2548 symbol distinction. Use SHN_XINDEX when needed.
2549 (Symbol_table::write_section_symbol): Add symtab_xindex
2550 parameter. Change all callers.
2551 (Symbol_table::sized_write_section_symbol): Likewise. Use
2552 SHN_XINDEX when needed.
2553 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2555 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2556 (Symbol::is_defined): Check is_ordinary.
2557 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2558 (Symbol::is_absolute, Symbol::is_common): Likewise.
2559 (class Sized_symbol): Update declarations.
2560 (class Symbol_table): Update declarations.
2561 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2562 parameters. Change all callers.
2563 (Sized_symbol::override): Likewise.
2564 (Symbol_table::override): Likewise.
2565 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2566 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2567 is_ordinary, and orig_st_shndx parameters. Change all callers.
2568 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2569 to be in an ordinary section.
2570 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2571 object and is_ordinary parameters. Change all callers.
2572 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2573 Change all callers. Don't add undefined or non-ordinary symbols
2575 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2577 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2579 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2580 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2581 (Sized_relobj::relocate_sections): Likewise.
2582 * target-reloc.h (scan_relocs): Adjust section symbol index.
2583 (scan_relocatable_relocs): Likewise.
2584 * i386.cc (Scan::local): Check for ordinary symbols.
2585 * sparc.cc (Scan::local): Likewise.
2586 * x86_64.cc (Scan::local): Likewise.
2587 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2588 to symbol_section_and_value.
2589 * testsuite/many_sections_test.cc: New file.
2590 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2591 (check_PROGRAMS): Add many_sections_test.
2592 (many_sections_test_SOURCES): Define.
2593 (many_sections_test_DEPENDENCIES): Define.
2594 (many_sections_test_LDFLAGS): Define.
2595 (BUILT_SOURCES): Add many_sections_define.h.
2596 (many_sections_define.h): New target.
2597 (BUILT_SOURCES): Add many_sections_check.h.
2598 (many_sections_check.h): New target.
2599 (check_PROGRAMS): Add many_sections_r_test.
2600 (many_sections_r_test_SOURCES): Define.
2601 (many_sections_r_test_DEPENDENCIES): Define.
2602 (many_sections_r_test_LDFLAGS): Define.
2603 (many_sections_r_test_LDADD): Define.
2604 (many_sections_r_test.o): New target.
2605 * testsuite/Makefile.in: Rebuild.
2607 2008-04-17 Cary Coutant <ccoutant@google.com>
2609 * errors.cc (Errors::info): New function.
2610 (gold_info): New function.
2611 * errors.h (Errors::info): New function.
2612 * gold.h (gold_info): New function.
2613 * object.cc (Input_objects::add_object): Print trace output.
2614 * options.cc (options::parse_set): New function.
2615 (General_options::parse_wrap): Deleted.
2616 (General_options::General_options): Deleted initializer.
2617 * options.h (options::String_set): New typedef.
2618 (options::parse_set): New function.
2619 (DEFINE_set): New macro.
2620 (General_options::wrap): Changed to use DEFINE_set. Changed
2621 callers of any_wrap_symbols and is_wrap_symbol.
2622 (General_options::trace, General_options::trace_symbol):
2624 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2625 (General_options::wrap_symbols_): Deleted.
2626 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2628 2008-04-17 David S. Miller <davem@davemloft.net>
2630 * options.cc (General_options::parse_V): New function.
2631 * options.h: Add entries for -V and -Qy.
2633 2008-04-17 Ian Lance Taylor <iant@google.com>
2635 * common.cc (Symbol_table::allocate_commons): Remove options
2636 parameter. Change caller.
2637 (Symbol_table::do_allocate_commons): Remove options parameter.
2638 Change caller. Just call do_allocate_commons_list twice.
2639 (Symbol_table::do_allocate_commons_list): New function, broken out
2640 of do_allocate_commons.
2641 * common.h (class Allocate_commons_task): Remove options_ field.
2643 * symtab.cc (Symbol_table::Symbol_table): Initialize
2645 (Symbol_table::add_from_object): Put TLS common symbols on
2647 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2648 which are IN_OUTPUT_DATA.
2649 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2650 allocate_commons and do_allocate_commons declarations. Declare
2651 do_allocate_commons_list.
2652 * gold.cc (queue_middle_tasks): Update creation of
2653 Allocate_commons_task to not pass options.
2654 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2655 (TLS_TEST_C_FLAGS): New variable.
2656 (tls_test_c_pic.o): New target.
2657 (tls_test_shared.so): Link in tls_test_c_pic.o.
2658 (tls_test_c_pic_ie.o): New target.
2659 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2660 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2661 (tls_test_c.o): New target.
2662 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2663 (tls_pic_test_LDADD): Likewise.
2664 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2665 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2666 (tls_test_c_gnu2.o): New target.
2667 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2669 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2670 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2671 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2672 * testsuite/tls_test.cc: Include "config.h".
2673 (t_last): Call t11_last.
2674 * testsuite/tls_test.h (t11, t11_last): Declare.
2675 * testsuite/tls_test_c.c: New file.
2676 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2677 * configure.ac: Check for OpenMP support.
2678 * configure, config.in, Makefile.in: Rebuild.
2679 * testsuite/Makefile.in: Rebuild.
2681 2008-04-16 Cary Coutant <ccoutant@google.com>
2683 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2684 (Target_i386::tls_base_symbol_defined_): New field.
2685 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2686 (Target_i386::Scan::global): Likewise.
2687 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2688 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2689 (Target_x86_64::tls_base_symbol_defined_): New field.
2690 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2691 (Target_x86_64::Scan::global): Likewise.
2693 2008-04-16 Cary Coutant <ccoutant@google.com>
2695 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2696 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2697 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2698 building shared libraries.
2699 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2700 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2701 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2702 * testsuite/Makefile.in: Rebuild.
2703 * testsuite/weak_undef.h: New file.
2704 * testsuite/weak_undef_file1.cc: Add extra test cases.
2705 * testsuite/weak_undef_file2.cc: Likewise.
2706 * testsuite/weak_undef_test.cc: Likewise.
2708 2008-04-16 David S. Miller <davem@davemloft.net>
2710 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2711 Add issued_non_pic_error_ field. Declare check_non_pic.
2712 (Target_sparc::Scan::check_non_pic): New function.
2713 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2714 (Target_sparc::Scan::global): Likewise.
2716 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2717 * configure: Rebuild.
2719 * options.h (DEFINE_enable): New macro.
2720 (new_dtags): New enable option.
2721 (initfirst, interpose, loadfltr, nodefaultlib,
2722 nodelete, nodlopen, nodump): New -z options.
2723 * layout.cc (Layout:finish_dynamic_section): If new
2724 dtags enabled, emit DT_RUNPATH. Also, emit a
2725 DT_FLAGS_1 containing any specified -z flags.
2727 2008-04-16 Ian Lance Taylor <iant@google.com>
2729 * copy-relocs.cc: New file.
2730 * copy-relocs.h: New file.
2731 * reloc.cc: Remove Copy_relocs code.
2732 * reloc.h: Likewise.
2733 * reloc-types.h (struct Reloc_types) [both versions]: Add
2734 get_reloc_addend_noerror.
2735 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2736 variants of add_global which take an addend which must be zero.
2737 * i386.cc: Include "copy-relocs.h".
2738 (class Target_i386): Change type of copy_relocs_ to variable,
2740 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2742 (Target_i386::do_finalize_sections): Change handling of
2744 * sparc.cc: Include "copy-relocs.h".
2745 (class Target_sparc): Change type of copy_relocs_ to variable,
2747 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2749 (Target_sparc::do_finalize_sections): Change handling of
2751 * x86_64.cc: Include "copy-relocs.h".
2752 (class Target_x86_64): Change type of copy_relocs_ to variable,
2754 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2755 class. Change all callers.
2756 (Target_x86_64::do_finalize_sections): Change handling of
2758 * Makefile.am (CCFILES): Add copy-relocs.cc.
2759 (HFILES): Add copy-relocs.h.
2761 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2763 * testsuite/script_test_4.sh: Permit leading zeroes.
2765 2008-04-15 Ian Lance Taylor <iant@google.com>
2767 * script-sections.cc (Script_sections::create_segments): Use
2768 header_size_adjustment even when there is enough room for the
2770 * testsuite/script_test_4.sh: New file.
2771 * testsuite/script_test_4.t: New file.
2772 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2773 (check_DATA): Add script_test_4.stdout.
2774 (MOSTLYCLEANFILES): Likewise.
2775 (script_test_4): New target.
2776 (script_test_4.stdout): New target.
2777 * testsuite/Makefile.in: Rebuild.
2779 * sparc.cc: Add definitions for Output_data_plt_sparc class
2782 2008-04-14 David S. Miller <davem@davemloft.net>
2784 * sparc.cc: New file.
2785 * Makefile.am (TARGETSOURCES): Add sparc.cc
2786 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2787 * configure.tgt: Document targ_extra_size and
2788 targ_extra_big_endian. Add entries for sparc-* and
2790 * configure.ac: Handle targ_extra_size and
2791 targ_extra_big_endian.
2792 * Makefile.in: Rebuild.
2793 * configure: Likewise.
2794 * po/POTFILES.in: Likewise.
2795 * po/gold.pot: Likewise.
2797 2008-04-14 Ian Lance Taylor <iant@google.com>
2799 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2800 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2801 in the name/type/flags to section mapping. Don't call
2802 allocate_output_section.
2803 (Layout::choose_output_section): Change parameter from adjust_name
2804 to is_input_section. Don't permit input sections after sections
2805 are attached to segments. Don't call allocate_output_section.
2806 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2807 not write_enable_output_section.
2808 (Layout::make_output_section): Don't push to
2809 unattached_section_list_ nor call attach_to_segment. Call
2810 attach_section_to_segment if sections are attached.
2811 (Layout::attach_sections_to_segments): New function.
2812 (Layout::attach_section_to_segment): New function.
2813 (Layout::attach_allocated_section_to_segment): Rename from
2814 attach_to_segment. Remove flags parameter.
2815 (Layout::allocate_output_section): Remove function.
2816 (Layout::write_enable_output_section): Remove function.
2817 * layout.h (class Layout): Update for above changes. Add new
2818 field sections_are_attached_.
2819 * output.h (Output_section::update_flags_for_input_section): New
2821 * output.cc (Output_section::add_input_section): Call
2822 update_flags_for_input_section.
2823 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2825 2008-04-11 Cary Coutant <ccoutant@google.com>
2827 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2828 thought unnecessary.
2829 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2831 2008-04-11 Ian Lance Taylor <iant@google.com>
2833 * output.h (class Output_section_data): Remove inline definition
2835 * output.cc (Output_section_data::set_addralign): New function.
2837 2008-04-11 Cary Coutant <ccoutant@google.com>
2839 Add support for TLS descriptors for i386 and x86_64.
2840 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2841 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2842 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2844 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2845 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2846 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2848 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2849 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2850 Fix problem with initial-exec relocations.
2851 (Target_i386::Relocate::relocate_tls): Likewise.
2852 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2854 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2855 support for section-plus-offset dynamic table entries.
2856 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2857 (Output_data_dynamic::Dynamic_entry): Add support for
2858 section-plus-offset dynamic table entries.
2859 (Output_data_dynamic::Classification): Likewise.
2860 (Output_data_dynamic::classification_): Renamed offset_.
2861 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2862 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2863 (Target_x86_64::make_plt_section): New function.
2864 (Target_x86_64::reserve_tlsdesc_entries): New function.
2865 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2866 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2867 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2868 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2869 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2870 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2871 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2872 add extra PLT entry for TLS descriptors.
2873 (Output_data_plt_x86_64::got_): New field.
2874 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2875 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2877 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2879 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2880 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2881 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2882 R_386_TLS_DESC_CALL relocations.
2883 (Target_x86_64::Scan::global): Likewise.
2884 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2885 for TLS descriptors.
2886 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2887 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2888 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2889 GD-to-IE relaxation.
2890 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2891 and TLS_DESCRIPTORS.
2892 * Makefile.in: Rebuild.
2893 * configure: Rebuild.
2894 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2895 (tls_test_shared2.so): New target.
2896 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2897 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2898 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2899 (tls_shared_gd_to_ie_test_LDADD): New variable.
2900 (tls_shared_gnu2_gd_to_ie_test): New target.
2901 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2903 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2904 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2905 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2906 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2907 (tls_shared_gnu2_test): New target.
2908 (tls_test_gnu2_shared.so): New target.
2909 (tls_shared_gnu2_test_SOURCES): New variable.
2910 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2911 (tls_shared_gnu2_test_LDFLAGS): New variable.
2912 (tls_shared_gnu2_test_LDADD): New variable.
2913 * testsuite/Makefile.in: Rebuild.
2914 * testsuite/Makefile.
2916 2008-04-11 Ian Lance Taylor <iant@google.com>
2918 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2920 * testsuite/Makefile.in: Rebuild.
2922 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2924 * testsuite/script_test_2.cc (main): Adjust test.
2926 2008-04-11 David S. Miller <davem@davemloft.net>
2927 Ian Lance Taylor <iant@google.com>
2929 * options.h (General_options): Add entries for '-Y' and
2931 * options.cc (General_options:finalize): If -Y was used, add those
2932 entries to the library path instead of the default "/lib" and
2935 2008-04-11 David S. Miller <davem@davemloft.net>
2937 * testsuite/justsyms.t: Start at 0x100.
2938 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2939 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2941 * testsuite/script_test_2.cc: Adjust string and section length
2944 2008-04-09 Ian Lance Taylor <iant@google.com>
2947 * script-sections.cc (Sections_element::allocate_to_segment): Add
2949 (Output_section_definition::allocate_to_segment): Likewise.
2950 (Orphan_output_section::allocate_to_segment): Likewise.
2951 (Script_sections::attach_sections_using_phdrs_clause): Don't
2952 propagate non-PT_LOAD segments to orphan sections.
2953 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2954 readelf rather than objdump.
2955 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2956 .interp section and PT_INTERP segment are the same size.
2957 * testsuite/Makefile.in: Rebuild.
2959 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2960 aliases for symbols defined in the same object.
2961 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2962 (weak_alias_test_SOURCES): New variable.
2963 (weak_alias_test_DEPENDENCIES): New variable.
2964 (weak_alias_test_LDFLAGS): New variable.
2965 (weak_alias_test_LDADD): New variable.
2966 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2967 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2968 (weak_alias_test_3.o): New target.
2969 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2970 * testsuite/weak_alias_test_main.cc: New file.
2971 * testsuite/weak_alias_test_1.cc: New file.
2972 * testsuite/weak_alias_test_2.cc: New file.
2973 * testsuite/weak_alias_test_3.cc: New file.
2975 2008-04-08 Ian Lance Taylor <iant@google.com>
2977 * options.h (class General_options): Add --noinhibit-exec option.
2978 * main.cc (main): Check --noinhibit-exec.
2980 * options.h (class General_options): Define --wrap as a special
2981 option. Add wrap_symbols_ field.
2982 (General_options::any_wrap_symbols): New function.
2983 (General_options::is_wrap_symbol): New function.
2984 * options.cc (General_options::parse_wrap): New function.
2985 (General_options::General_options): Initialize wrap_symbols_.
2986 * symtab.cc (Symbol_table::wrap_symbol): New function.
2987 (Symbol_table::add_from_object): Handle --wrap.
2988 * symtab.h (class Symbol_table): Declare wrap_symbol.
2989 * target.h (Target::wrap_char): New function.
2990 (Target::Target_info): Add wrap_char field.
2991 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2992 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2993 * testsuite/testfile.cc (Target_test::test_target_info):
2996 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2999 * layout.h (class Layout): Add added_eh_frame_data_ field.
3000 * layout.cc (Layout::Layout): Initialize new field.
3001 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3002 output section until we find a section we merged successfully.
3003 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3004 that the size be non-zero.
3006 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3009 2008-04-08 Craig Silverstein <csilvers@google.com>
3011 * configure.ac: Export new conditional variable HAVE_ZLIB.
3012 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3014 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3015 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3017 2008-04-07 Ian Lance Taylor <iant@google.com>
3019 * version.cc (version_string): Set to "1.5".
3021 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3022 Add issued_non_pic_error_ field. Declare check_non_pic.
3023 (Target_x86_64::Scan::check_non_pic): New function.
3024 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3025 (Target_x86_64::Scan::global): Likewise.
3027 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3028 addend parameter. Change caller. Handle merge sections.
3029 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3030 Address to Addend. Don't add in the result of
3031 local_section_offset, pass down the addend and use the returned
3033 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3034 Update declarations of local_section_offset and symbol_value.
3035 * testsuite/two_file_test_1.cc (t18): New function.
3036 * testsuite/two_file_test_2.cc (f18): New function.
3037 * testsuite/two_file_test_main.cc (main): Call t18.
3038 * testsuite/two_file_test.h (t18, f18): Declare.
3040 * configure.ac: Don't test for objdump, c++filt, or readelf.
3041 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3043 (TEST_READELF): New variable.
3044 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3045 (check_PROGRAMS): Add two_file_strip_test.
3046 (two_file_strip_test): New target.
3047 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3048 (two_file_same_shared_strip_test_SOURCES): New variable.
3049 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3050 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3051 (two_file_same_shared_strip_test_LDADD): New variable.
3052 (two_file_shared_strip.so): New target.
3053 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3054 (ver_test_5.syms, ver_test_7.syms): Likewise.
3055 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3056 (strip_test_3.stdout): Use TEST_OBJDUMP.
3057 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3059 2008-04-04 Cary Coutant <ccoutant@google.com>
3061 * symtab.h (Symbol::is_weak_undefined): New function.
3062 (Symbol::is_strong_undefined): New function.
3063 (Symbol::is_absolute): New function.
3064 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3065 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3067 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3068 (weak_undef_test): New target.
3069 * testsuite/Makefile.in: Rebuild.
3070 * testsuite/weak_undef_file1.cc: New file.
3071 * testsuite/weak_undef_file2.cc: New file.
3072 * testsuite/weak_undef_test.cc: New file.
3074 2008-04-03 Craig Silverstein <csilvers@google.com>
3076 * compressed_output.h (class Output_compressed_section): Use
3078 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3080 (zlib_compressed_suffix): Removed.
3081 (Output_compressed_section::set_final_data_size): Use unsigned
3083 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3084 Fix linker invocation.
3085 (flagstest_o_specialfile_and_compress_debug_sections):
3087 * testsuite/Makefile.in: Regenerated.
3089 2008-04-02 David S. Miller <davem@davemloft.net>
3091 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3092 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3094 2008-04-02 Craig Silverstein <csilvers@google.com>
3098 2008-04-02 Ian Lance Taylor <iant@google.com>
3100 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3101 parameters. Update for new key type to views_. Change all
3103 (File_read::read): Adjust for byteshift in returned view.
3104 (File_read::add_view): New function, broken out of
3106 (File_read::make_view): New function, broken out of
3108 (File_read::find_or_make_view): Add offset and aligned
3109 parameters. Rewrite accordingly. Change all callers.
3110 (File_read::get_view): Add offset and aligned parameters. Adjust
3111 for byteshift in return value.
3112 (File_read::get_lasting_view): Likewise.
3113 * fileread.h (class File_read): Update declarations.
3114 (class File_read::View): Add byteshift_ field. Add byteshift to
3115 constructor. Add byteshift method.
3116 * archive.h (Archive::clear_uncached_views): New function.
3117 (Archive::get_view): Add aligned parameter. Change all callers.
3118 * object.h (Object::get_view): Add aligned parameter. Change all
3120 (Object::get_lasting_view): Likewise.
3122 * fileread.cc (File_read::release): Don't call clear_views if
3123 there are multiple objects.
3124 * fileread.h (File_read::clear_uncached_views): New function.
3125 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3128 2008-03-31 Cary Coutant <ccoutant@google.com>
3130 Add thin archive support.
3131 * archive.cc (Archive::armagt): New const.
3132 (Archive::setup): Remove task parameter and calls to unlock.
3133 (Archive::unlock_nested_archives): New function.
3134 (Archive::read_header): Add nested_off parameter. Change
3136 (Archive::interpret_header): Likewise.
3137 (Archive::include_all_members): Change to handle thin
3139 (Archive::include_member): Likewise.
3140 * archive.h (Archive::Archive): Add new parameters and
3142 (Archive::armagt): New const.
3143 (Archive::setup): Remove task parameter.
3144 (Archive::unlock_nested_archives): New function.
3145 (Archive::read_header): Add nested_off parameter.
3146 (Archive::interpret_header): Likewise.
3147 (Archive::Nested_archive_table): New typedef.
3148 (Archive::is_thin_archive_): New field.
3149 (Archive::nested_archives_): New field.
3150 (Archive::options_): New field.
3151 (Archive::dirpath_): New field.
3152 (Archive::task_): New field.
3153 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3154 for thin archives. Pass additional parameters to
3155 Archive::Archive. Unlock the archive file after calling
3158 2008-03-29 Ian Lance Taylor <iant@google.com>
3160 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3161 version symbol to be local.
3162 * testsuite/ver_test_4.sh: New file.
3163 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3164 (check_DATA): Add ver_test_4.syms.
3165 (ver_test_4.syms): New target.
3166 * testsuite/Makefile.in: Rebuild.
3169 (Output_section::Input_section_sort_entry::has_priority): New
3171 (Output_section::Input_section_sort_entry::match_file_name): New
3173 (Output_section::Input_section_sort_entry::match_section_name):
3175 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3177 (Output_section::Input_section_sort_entry::match_section_file):
3179 (Output_section::Input_section_sort_compare::operator()): Rewrite
3180 using new Input_section_sort_entry functions. Sort crtbegin and
3181 crtend first. Sort sections with no priority before sections with
3183 * testsuite/initpri1.c (d3): Check j != 4.
3184 (cd5): New constructor/destructor function.
3185 (main): Check j != 2.
3187 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3188 new symbol when resolving, don't call set_is_default.
3189 * testsuite/ver_test_7.cc: New file.
3190 * testsuite/ver_test_7.sh: New file.
3191 * testsuite/Makefile.am (ver_test_7.so): New target.
3192 (ver_test_7.o): New target.
3193 (check_SCRIPTS): Add ver_test_7.sh.
3194 (check_DATA): Add ver_test_7.syms.
3195 (ver_test_7.syms): New target.
3197 2008-03-28 Ian Lance Taylor <iant@google.com>
3199 * layout.cc (Layout::layout): If we see an input section with a
3200 name that needs sorting, set the must_sort flag for the output
3202 (Layout::make_output_section): If the name of the output section
3203 indicates that it might require sorting, set the may_sort flag.
3204 * output.h (Output_section::may_sort_attached_input_sections): New
3206 (Output_section::set_may_sort_attached_input_sections): New
3208 (Output_section::must_sort_attached_input_sections): New
3210 (Output_section::set_must_sort_attached_input_sections): New
3212 (class Output_section): Declare Input_section_sort_entry. Define
3213 Input_section_sort_compare. Declare
3214 sort_attached_input_sections. Add new fields:
3215 may_sort_attached_input_sections_,
3216 must_sort_attached_input_sections_,
3217 attached_input_sections_are_sorted_.
3218 * output.cc (Output_section::Output_section): Initialize new
3220 (Output_section::add_input_section): Add an entry to
3221 input_sections_ if may_sort or must_sort are true.
3222 (Output_section::set_final_data_size): Call
3223 sort_attached_input_sections if necessary.
3224 (Output_section::Input_section_sort_entry): Define new class.
3225 (Output_section::Input_section_sort_compare::operator()): New
3227 (Output_section::sort_attached_input_sections): New function.
3228 * configure.ac: Check whether the compiler supports constructor
3229 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3230 * testsuite/initpri1.c: New file.
3231 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3232 CONSTRUCTOR_PRIORITY.
3233 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3234 (initpri1_LDFLAGS): New variable.
3235 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3237 2008-03-27 Ian Lance Taylor <iant@google.com>
3239 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3240 * testsuite/common_test_1.c: New file.
3241 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3242 (common_test_1_SOURCES): New variable.
3243 (common_test_1_DEPENDENCIES): New variable.
3244 (common_test_1_LDFLAGS): New variable.
3246 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3247 and commons_ correctly when NAME/VERSION does not override
3249 * testsuite/ver_test_6.c: New file.
3250 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3251 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3252 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3254 2008-03-26 Ian Lance Taylor <iant@google.com>
3256 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3257 of an undefined symbol from a version script.
3258 * testsuite/Makefile.am (ver_test_5.so): New target.
3259 (ver_test_5.o): New target.
3260 (check_SCRIPTS): Add ver_test_5.sh.
3261 (check_DATA): Add ver_test_5.syms.
3262 (ver_test_5.syms): New target.
3263 * testsuite/ver_test_5.cc: New file.
3264 * testsuite/ver_test_5.script: New file.
3265 * testsuite/ver_test_5.sh: New file.
3266 * Makefile.in, testsuite/Makefile.in: Rebuild.
3269 Fix problems building gold with gcc 4.3.0.
3270 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3271 (gold_error_at_location, gold_warning_at_location): Use it.
3272 * configure.ac: Check whether we can compile and use a template
3273 function with a printf attribute.
3274 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3275 when jumping over bytes.
3276 * object.cc: Instantiate Object::read_section_data.
3277 * debug.h: Include <cstring>
3278 * dwarf_reader.cc: Include <algorithm>
3279 * main.cc: Include <cstring>.
3280 * options.cc: Include <cstring>.
3281 * output.cc: Include <cstring>.
3282 * script.cc: Include <cstring>.
3283 * script.h: Include <string>.
3284 * symtab.cc: Include <cstring> and <algorithm>.
3285 * target-select.cc: Include <cstring>.
3286 * version.cc: Include <string>.
3287 * testsuite/testmain.cc: Include <cstdlib>.
3288 * configure, config.in: Rebuild.
3290 2008-03-25 Ian Lance Taylor <iant@google.com>
3292 * options.cc: Include "../bfd/bfdver.h".
3293 (options::help): Print bug reporting address.
3295 * version.cc (print_version): Adjust output for current value of
3300 * options.cc (options::help): Print list of supported targets.
3301 * target-select.h: Include <vector>.
3302 (class Target_selector): Make machine_, size_, and is_big_endian_
3303 fields const. Add bfd_name_ and instantiated_target_ fields.
3304 (Target_selector::Target_selector): Add bfd_name parameter.
3305 (Target_selector::recognize): Make non-virtual, call
3307 (Target_selector::recognize_by_name): Make non-virtual, call
3308 do_recognize_by_name.
3309 (Target_selector::supported_names): New function.
3310 (Target_selector::bfd_name): New function.
3311 (Target_selector::do_instantiate_target): New pure virtual
3313 (Target_selector::do_recognize): New virtual function.
3314 (Target_selector::do_recognize_by_name): New virtual function.
3315 (Target_selector::instantiate_target): New private function.
3316 (supported_target_names): Declare.
3317 * target-select.cc (Target_selector::Target_selector): Update for
3318 new parameter and fields.
3319 (select_target_by_name): Check that the name matches before
3320 calling recognize_by_name.
3321 (supported_target_names): New function.
3322 * i386.cc (class Target_selector_i386): Update Target_selector
3323 constructor call. Remove recognize and recognize_by_name. Add
3324 do_instantiate_target.
3325 * x86_64.cc (class Target_selector_x86_64): Likewise.
3326 * testsuite/testfile.cc (class Target_selector_test): Update for
3327 changes to Target_selector.
3329 * README: Rewrite, with some notes on unsupported features.
3331 2008-03-24 Cary Coutant <ccoutant@google.com>
3333 * i386.cc (Target_i386::Got_type): New enum declaration.
3334 (Target_i386::Scan::local): Updated callers of Output_data_got
3336 (Target_i386::Scan::global): Likewise.
3337 (Target_i386::Relocate::relocate): Likewise.
3338 (Target_i386::Relocate::relocate_tls): Likewise.
3339 * object.h (Got_offset_list): New class.
3340 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3341 (Sized_relobj::local_got_offset): Likewise.
3342 (Sized_relobj::set_local_got_offset): Likewise.
3343 (Sized_relobj::local_has_tls_got_offset): Removed.
3344 (Sized_relobj::local_tls_got_offset): Removed.
3345 (Sized_relobj::set_local_tls_got_offset): Removed.
3346 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3347 * output.cc (Output_data_got::add_global): Added got_type parameter.
3348 (Output_data_got::add_global_with_rel): Likewise.
3349 (Output_data_got::add_global_with_rela): Likewise.
3350 (Output_data_got::add_global_pair_with_rel): New function.
3351 (Output_data_got::add_global_pair_with_rela): New function.
3352 (Output_data_got::add_local): Added got_type parameter.
3353 (Output_data_got::add_local_with_rel): Likewise.
3354 (Output_data_got::add_local_with_rela): Likewise.
3355 (Output_data_got::add_local_pair_with_rel): New function.
3356 (Output_data_got::add_local_pair_with_rela): New function.
3357 (Output_data_got::add_global_tls): Removed.
3358 (Output_data_got::add_global_tls_with_rel): Removed.
3359 (Output_data_got::add_global_tls_with_rela): Removed.
3360 (Output_data_got::add_local_tls): Removed.
3361 (Output_data_got::add_local_tls_with_rel): Removed.
3362 (Output_data_got::add_local_tls_with_rela): Removed.
3363 * output.h (Output_data_got::add_global): Added got_type parameter.
3364 (Output_data_got::add_global_with_rel): Likewise.
3365 (Output_data_got::add_global_with_rela): Likewise.
3366 (Output_data_got::add_global_pair_with_rel): New function.
3367 (Output_data_got::add_global_pair_with_rela): New function.
3368 (Output_data_got::add_local): Added got_type parameter.
3369 (Output_data_got::add_local_with_rel): Likewise.
3370 (Output_data_got::add_local_with_rela): Likewise.
3371 (Output_data_got::add_local_pair_with_rel): New function.
3372 (Output_data_got::add_local_pair_with_rela): New function.
3373 (Output_data_got::add_global_tls): Removed.
3374 (Output_data_got::add_global_tls_with_rel): Removed.
3375 (Output_data_got::add_global_tls_with_rela): Removed.
3376 (Output_data_got::add_local_tls): Removed.
3377 (Output_data_got::add_local_tls_with_rel): Removed.
3378 (Output_data_got::add_local_tls_with_rela): Removed.
3379 * resolve.cc (Symbol::override_base_with_special): Removed
3380 reference to has_got_offset_ field.
3381 * symtab.cc (Symbol::init_fields): Replaced initialization
3382 of got_offset_ with got_offsets_. Removed initialization
3384 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3385 (Symbol::got_offset): Likewise.
3386 (Symbol::set_got_offset): Likewise.
3387 (Symbol::has_tls_got_offset): Removed.
3388 (Symbol::tls_got_offset): Removed.
3389 (Symbol::set_tls_got_offset): Removed.
3390 (Symbol::got_offset_): Removed.
3391 (Symbol::tls_mod_got_offset_): Removed.
3392 (Symbol::tls_pair_got_offset_): Removed.
3393 (Symbol::got_offsets_): New field.
3394 (Symbol::has_got_offset): Removed.
3395 (Symbol::has_tls_mod_got_offset): Removed.
3396 (Symbol::has_tls_pair_got_offset): Removed.
3397 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3398 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3400 (Target_x86_64::Scan::global): Likewise.
3401 (Target_x86_64::Relocate::relocate): Likewise.
3402 (Target_x86_64::Relocate::relocate_tls): Likewise.
3404 2008-03-25 Ben Elliston <bje@au.ibm.com>
3406 * yyscript.y: Fix spelling error in comment.
3408 2008-03-24 Ian Lance Taylor <iant@google.com>
3410 * options.h (class General_options): Define build_id option.
3411 * layout.h (class Layout): Declare write_build_id, create_note,
3412 create_build_id. Add build_id_note_ member.
3413 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3414 "libiberty.h", "md5.h", "sha1.h".
3415 (Layout::Layout): Initialize eh_frame_data_,
3416 eh_frame_hdr_section_, and build_id_note_.
3417 (Layout::finalize): Call create_build_id.
3418 (Layout::create_note): New function, broken out of
3419 Layout::create_gold_note.
3420 (Layout::create_gold_note): Call create_note.
3421 (Layout::create_build_id): New function.
3422 (Layout::write_build_id): New function.
3423 (Close_task_runner::run): Call write_build_id.
3425 * x86_64.cc: Correct license to GPLv3.
3427 2008-03-23 Ian Lance Taylor <iant@google.com>
3429 * options.cc: Include "demangle.h".
3430 (parse_optional_string): New function.
3431 (parse_long_option): Handle takes_optional_argument.
3432 (parse_short_option): Update dash_z initializer. Handle
3433 takes_optional_argument.
3434 (General_options::General_options): Initialize do_demangle_.
3435 (General_options::finalize): Set do_demangle_. Handle demangling
3437 * options.h (parse_optional_string): Declare.
3438 (struct One_option): Add optional_arg field. Update constructor.
3439 Update call constructor calls. Add takes_optional_argument
3441 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3442 (DEFINE_optional_string): Define.
3443 (General_options::demangle): Change from DEFINE_bool to
3444 DEFINE_optional_string.
3445 (General_options::no_demangle): New function.
3446 (General_options::do_demangle): New function.
3447 (General_options::set_do_demangle): New function.
3448 (General_options::execstack_status_): Move definition to end of
3450 (General_options::static_): Likewise.
3451 (General_options::do_demangle_): New field.
3452 * object.cc (big_endian>::get_symbol_location_info): Call
3453 Options::do_demangle, not Options::demangle.
3454 * symtab.cc (demangle): Likewise.
3456 2008-03-22 Ian Lance Taylor <iant@google.com>
3458 * gold.h: Include <cstddef> and <sys/types.h>
3459 * options.h: Include <cstring>.
3461 2008-03-21 Ian Lance Taylor <iant@google.com>
3463 * Added source code to GNU binutils.