1 2009-06-21 Ian Lance Taylor <ian@airs.com>
3 * layout.cc (Layout::make_output_section): Call
4 Target::new_output_section.
5 (Layout::attach_allocated_section_to_segment): Put large section
6 sections in a separate load segment with the large segment flag
8 (Layout::segment_precedes): Sort large data segments after other
10 (align_file_offset): New static function.
11 (Layout::set_segment_offsets): Use align_file_offset.
12 * output.h (class Output_section): Add is_small_section_ and
13 is_large_section_ fields.
14 (Output_section::is_small_section): New function.
15 (Output_section::set_is_small_section): New function.
16 (Output_section::is_large_section): New function.
17 (Output_section::set_is_large_section): New function.
18 (Output_section::is_large_data_section): New function.
19 (class Output_segment): Add is_large_data_segment_ field.
20 (Output_segment::is_large_data_segment): New function.
21 (Output_segment::set_is_large_data_segment): New function.
22 * output.cc (Output_section::Output_section): Initialize new
24 (Output_segment::Output_segment): Likewise.
25 (Output_segment::add_output_section): Add assertion that large
26 data sections always go in large data segments. Force small data
27 sections to the end of the list of data sections. Force small BSS
28 sections to the start of the list of BSS sections. For large BSS
29 sections to the end of the list of BSS sections.
30 * symtab.h (class Symbol): Declare is_common_shndx.
31 (Symbol::is_defined): Check Symbol::is_common_shndx.
32 (Symbol::is_common): Likewise.
33 (class Symbol_table): Define enum Commons_section_type. Update
34 declarations. Add small_commons_ and large_commons_ fields.
35 * symtab.cc (Symbol::is_common_shndx): New function.
36 (Symbol_table::Symbol_table): Initialize new fields.
37 (Symbol_table::add_from_object): Put small and large common
38 symbols in the right list.
39 (Symbol_table::sized_finalized_symbol): Check
40 Symbol::is_common_shndx.
41 (Symbol_table::sized_write_globals): Likewise.
42 * common.cc (Symbol_table::do_allocate_commons): Allocate new
43 common symbol lists. Don't call do_allocate_commons_list if the
45 (Symbol_table::do_allocate_commons_list): Remove is_tls
46 parameter. Add comons_section_type parameter. Change all
47 callers. Handle small and large common symbols.
48 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
49 Symbol::is_common_shndx.
50 * resolve.cc (symbol_to_bits): Likewise.
51 * target.h (Target::small_common_shndx): New function.
52 (Target::small_common_section_flags): New function.
53 (Target::large_common_shndx): New function.
54 (Target::large_common_section_flags): New function.
55 (Target::new_output_section): New function.
56 (Target::Target_info): Add small_common_shndx, large_common_shndx,
57 small_common_section_flags, and large_common_section_flags
59 (Target::do_new_output_section): New virtual function.
60 * arm.cc (Target_arm::arm_info): Initialize new fields.
61 * i386.cc (Target_i386::i386_info): Likewise.
62 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
64 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
65 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
66 (Target_x86_64::do_new_output_section): New function.
67 * configure.ac: Define conditional MCMODEL_MEDIUM.
68 * testsuite/Makefile.am (check_PROGRAMS): Add large.
69 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
70 (large_LDFLAGS): Define.
71 * testsuite/large.c: New file.
72 * testsuite/testfile.cc (Target_test::test_target_info):
73 Initialize new fields.
74 * configure, testsuite/Makefile.in: Rebuild.
76 2009-06-05 Doug Kwan <dougkwan@google.com>
78 * Makefile.am (CCFILES): Add target.cc.
79 * Makefile.in: Regenerate.
80 * i386.cc (class Target_i386): Define new virtual method to
81 override do_is_local_label_name in parent.
82 * object.cc (Sized_relobj::do_count_local_symbols): Discard
83 local symbols if --discard-locals or -X is given.
84 * options.h (class General_options): Declare new options
85 '--discard-locals' and '-X' for discarding locals.
86 * target.h (class Target): Define new methods is_local_label_name.
87 Declare new virtual method do_is_local_label_name.
88 * target.cc: New file.
89 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
90 (check_SCRIPTS): Add discard_locals_test.sh.
91 (check_DATA): Add discard_local_tests.syms.
92 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
93 (discard_local_tests.syms, discard_locals_test.o): New make rules.
94 * testsuite/Makefile.in: Regenerate.
95 * testsuite/discard_locals_test.c: New file.
96 * testsuite/discard_locals_test.sh: Same.
98 2009-06-05 Doug Kwan <dougkwan@google.com>
100 * object.cc (Sized_relobj::Sized_relobj): Initialize
101 discarded_eh_frame_shndx_ to -1U.
102 (Sized_relobj::do_layout): Record index of a discard .eh_frame
104 (Sized_relobj::do_count_local_symbols): Skip local symbols in
105 a discarded .eh_frame section.
106 (Sized_relobj::do_finalize_local_symbols): Ditto.
107 * object.h (class Sized_relobj): Declare new member
108 discarded_eh_frame_shndx_.
109 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
110 (local_labels_test.o, local_labels_test): New rules.
111 * testsuite/Makefile.in: Regenerate.
113 2009-06-04 Doug Kwan <dougkwan@google.com>
115 * layout.cc (Layout::section_name_mapping): Add mapping for
116 special ARM sections.
118 2009-06-03 Doug Kwan <dougkwan@google.com>
120 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
121 (utils::has_overflow): Same.
123 2009-06-03 Ian Lance Taylor <iant@google.com>
125 * layout.cc (Layout::section_name_mapping): New array, replacing
126 Layout::linkonce_mapping.
127 (Layout::section_name_mapping_count): New variable, replacing
128 Layout::linkonce_mapping_count.
129 (Layout::linkonce_output_name): Remove.
130 (Layout::output_section_name): Rewrite.
131 * layout.h (class Layout): Rename Linkonce_mapping to
132 Section_name_mapping, linkonce_mapping to section_name_mapping,
133 linkonce_mapping_count to section_name_mapping_count. Don't
134 declare linkonce_output_name.
136 2009-06-03 Doug Kwan <dougkwan@google.com>
138 * gold/arm.cc (namespace utils): New.
139 (Target_arm::reloc_is_non_pic): Define new method.
140 (class Arm_relocate_functions): New.
141 (Target_arm::Relocate::relocate): Handle relocation types used by
144 2009-06-03 Ian Lance Taylor <iant@google.com>
146 * arm.cc (Target_arm::scan::global): Use || instead of |.
148 2009-06-02 Doug Kwan <dougkwan@google.com>
150 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
151 issued_non_pic_error_.
152 (class Target_arm::Scan): Declare new method check_non_pic.
153 Define new method symbol_needs_plt_entry.
154 Declare new data member issued_non_pic_error_.
155 (class Target_arm::Relocate): Declare new method
156 should_apply_static_reloc.
157 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
158 (Target_arm::Scan::check_non_pic): Define new method.
159 (Target_arm::Scan::local): Handle a small subset of reloc types used
161 (Target_arm::Scan::local): Same.
162 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
164 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
166 * incremental.cc (Incremental_inputs::report_command_line): Filter
167 out --incremental-* options.
169 2009-05-29 Doug Kwan <dougkwan@google.com>
171 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
173 (class Target_arm): Update comment.
174 (Target_arm::Target_arm): Initialize new data members GOT_,
175 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
176 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
177 and Target_arm::rel_dyn_section.
178 Declare new_enum Target_arm::Got_type.
179 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
181 Update commments for member do_dynsym_value.
182 (Target_arm::got_size, Target_arm::plt_section,
183 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
184 new methods inside class defintion.
185 (Target_arm::got_section): Define new method.
186 (Target_arm::rel_dyn_section): Same.
187 (Output_data_plt_arm): New template class.
188 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
189 (Output_data_plt_arm:do_adjust_output_section): Define new method.
190 (Output_data_plt_arm::add_entry): Same.
191 (Output_data_plt_arm::first_plt_entry): Define new
192 static data member for PLT instruction template.
193 (Output_data_plt_arm::plt_entry): Same.
194 (Output_data_plt_arm::do_write): Define new method.
195 (Target_arm::make_plt_entry): Same.
196 (Target_arm::do_finalize_sections): Same.
197 (Target_arm::do_dynsym_value): Same.
199 2009-05-28 Doug Kwan <dougkwan@google.com>
201 * Makefile.am (TARGETSOURCES): Add arm.cc.
202 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
203 * Makefile.in: Regenerate.
205 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
207 2009-05-26 Doug Kwan <dougkwan@google.com>
209 * options.cc (General_options::parse_exclude_libs). Fix a comment.
210 (General_options::check_excluded_libs): Strip off directories in
211 archive name before matching like GNU ld does.
212 * testsuite/Makefile.am (MOSTLYCLEANFILES,
213 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
214 (exclude_libs_test_LDFLAGS): Add linker option
215 -Wl,--exclude-libs,libexclude_libs_test_3
216 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
217 an explicit archive without using -l.
218 (alt/libexclude_libs_test_3.a): New make rule.
219 * testsuite/Makefile.in: Regenerate.
220 * testsuite/exclude_libs_test.c : Declare lib3_default().
222 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
223 * exclude_libs_test_3.c: New file.
225 2009-05-26 Nick Clifton <nickc@redhat.com>
227 * po/id.po: New Indonesian translation.
228 * po/gold.pot: Updated template file.
230 2009-05-22 Sriraman Tallam <tmsriram@google.com>
232 * testsuite/Makefile.am: Add -ffunction-sections to compile
233 gc_comdat_test files. Add -Wl,--gc-sections to build
235 * testsuite/Makefile.in: Regenerate.
236 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
238 2009-05-21 Sriraman Tallam <tmsriram@google.com>
240 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
241 kept comdat section was garbage collected.
242 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
243 * testsuite/Makefile.in: Regenerate.
244 * testsuite/gc_comdat_test.sh: New file.
245 * testsuite/gc_comdat_test_1.cc: New file.
246 * testsuite/gc_comdat_test_2.cc: New file.
248 2009-05-19 Doug Kwan <dougkwan@google.com>
250 * archive.cc (Archive::Archive): Move constructor from archive.h
251 to here. Initialize no_export_.
252 (Archive::get_elf_object_for_member): Set no_export flag of object.
253 * archive.h (Archive::Archive): Move constructor body to
255 (Archive::no_export): New method.
256 (Archive::no_export_): New field.
257 * object.h (Object::Object): Initialize no_export_ to false.
258 (Object::no_export, Object::set_no_export): New methods.
259 (Object::no_export_): New field.
260 * options.cc (General_options::parse_exclude_libs): New method.
261 (General_options::check_excluded_libs) Same.
262 * options.h (exclude_libs): New option.
263 (General_options::check_excluded_libs): New method declaration.
264 (General_options::excluded_libs_): New field.
265 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
266 default or protected visibility if an object has no-export flag set.
267 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
268 (check_SCRIPTS): Add exclude_libs_test.sh.
269 (check_DATA): Add exclude_libs_test.syms.
270 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
271 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
272 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
273 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
274 (exclude_libs_test.syms, libexclude_libs_test_1.a,
275 libexclude_libs_test_2.a): New rules.
276 * testsuite/Makefile.in: Regenerate.
277 * testsuite/exclude_libs_test.c: New file.
278 * testsuite/exclude_libs_test.sh: Ditto.
279 * testsuite/exclude_libs_test_1.c: Ditto.
280 * testsuite/exclude_libs_test_2.c: Ditto.
282 2009-05-15 Ian Lance Taylor <iant@google.com>
284 * configure.ac: Check for declarations for cases where libiberty.h
285 checks HAVE_DECL_xxx.
286 * configure, config.in: Rebuild.
288 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
290 * gold.h (Incremental_argument_list): Remove (invalid) forward
292 * incremental.cc (Incremental_inputs::report_achive): New method.
293 (Incremental_inputs::report_object): New method.
294 (Incremental_inputs::report_script): New method.
295 (Incremental_inputs::finalize_inputs): New method.
296 (Incremental_inputs::finalize): Call finalize_inputs().
297 (Incremental_inputs::sized_create_incremental_inputs_section_data):
298 Create inputs entries.
299 * incremental.h (Incremental_input_type): New enum.
300 (Incremental_inputs::Incremental_input): Initialize new fields.
301 (Incremental_inputs::report_inputs): New method.
302 (Incremental_inputs::report_achive): New method.
303 (Incremental_inputs::report_object): New method.
304 (Incremental_inputs::report_script): New method.
305 (Incremental_inputs::finalize_inputs): New method.
306 (Incremental_inputs::Input_info): New struct.
307 (Incremental_inputs::Input_info_map): New typedef.
308 (Incremental_inputs::lock_): New field.
309 (Incremental_inputs::Inputs_): New field.
310 (Incremental_inputs::Inputs_map): New field.
311 * main.cc (main): Call Incremental_input::report_inputs.
312 * options.h (Input_argument_list): Typedef moved from
314 (Input_file_group::Files): Remove, use ::Input_argument_list.
315 (Input_file_group::Input_argument_list): Remove, use
316 ::Input_argument_list.
317 * plugin.cc (Plugin_manager::add_input_file): Add error in
319 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
321 * script.cc (read_input_script): Call
322 Incremental_input::report_script.
323 * script.h (Script_info): New class.
325 2009-04-27 Ian Lance Taylor <iant@google.com>
327 * x86_64.cc (do_adjust_output_section): Set entsize to
330 2009-04-23 Elliott Hughes <enh@google.com>
332 * output.cc (Output_file::close): After short writes, continue
333 writing from the correct offset in the buffer being written.
335 2009-04-23 Chris Demetriou <cgd@google.com>
337 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
338 * configure: Regenerate.
339 * config.in: Regenerate.
340 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
341 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
343 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
345 * incremental.cc (Incremental_inputs_header_data): Renamed from
346 Incremental_input_header_data.
347 (Incremental_inputs_header_data::data_size): New field.
348 (Incremental_inputs_header_data::put_input_file_count): Renamed
349 from input_file_count.
350 (Incremental_inputs_header_data::put_command_line_offset): Renamed
351 from command_line_offset.
352 (Incremental_inputs_header_data::put_reserved): Renamed from
354 (Incremental_inputs_entry_data): Renamed from
355 Incremental_input_entry_data.
356 (Incremental_inputs_entry_data::data_size): New field.
357 (Incremental_inputs::report_command_line): New method.
358 (Incremental_inputs::finalize): New method.
359 (Incremental_inputs::create_incremental_inputs_data): New method.
360 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
361 * incremental.h: New file.
362 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
363 (Layout::finalize): Create incremental inputs section in
365 (Layout::create_incremental_info_sections): New method.
366 * layout.h (Layout::incremental_inputs): New method.
367 (Layout::create_incremental_info_sections): New method.
368 (Layout::incremental_inputs_): New field.
369 * main.cc (main): Notify Incremental_input of the command line.
371 2009-04-01 Ian Lance Taylor <iant@google.com>
372 Mikolaj Zalewski <mikolajz@google.com>
374 * gold.h (reserve_unordered_map): Define, three versions, one for
375 each version of Unordered_map.
376 * layout.cc (Layout::Layout): Remove options parameter. Add
377 number_of_input_files parameter. Don't initialize options_.
378 Initialize number_of_input_files_ and resized_signatures_. Move
379 sections_are_attached_.
380 (Layout::layout_group): Reserve space for group_signatures_.
381 (Layout::find_or_add_kept_section): Change name parameter to be a
382 reference. Resize signatures_ map when it gets large enough.
383 (Layout::layout_eh_frame): Use parameters->options() instead of
385 (Layout::make_output_section): Likewise.
386 (Layout::attach_allocated_section_to_segment): Likewise.
387 (Layout::finalize, Layout::create_executable_stack): Likewise.
388 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
389 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
390 * layout.h (class Layout): Update declarations. Remove options_
391 field. Add number_of_input_files_ and resized_signatures_
392 fields. Move sections_are_attached_ field.
393 * main.cc (main): Pass number of input files to Layout
394 constructor. Don't pass options.
396 2009-03-30 Ian Lance Taylor <iant@google.com>
398 * ffsll.c (ffsll): Correct implementation.
400 2009-03-27 Ian Lance Taylor <iant@google.com>
403 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
404 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
405 * ftruncate.c (ftruncate): Declare before definition.
406 * mremap.c (mremap): Likewise.
407 * pread.c (pread): Likewise.
408 * configure, Makefile.in, config.in: Rebuild.
410 * mremap.c: New file.
411 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
412 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
413 (mremap): Declare if HAVE_MREMAP is not defined.
414 * configure, Makefile.in, config.in: Rebuild.
416 2009-03-27 Cary Coutant <ccoutant@google.com>
418 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
419 position independent.
420 * sparc.cc (Target_sparc::check_non_pic): Likewise.
421 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
423 2009-03-24 Cary Coutant <ccoutant@google.com>
425 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
427 (needs_dynamic_reloc): Likewise.
429 2009-03-24 Ian Lance Taylor <iant@google.com>
431 * yyscript.y (file_cmd): Recognize EXTERN.
432 (extern_name_list, extern_name_list_body): New nonterminals.
433 * script.cc (script_add_extern): Define.
434 * script-c.h (script_add_extern): Declare.
436 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
438 * object.cc (is_elf_object): Define.
439 * object.h (is_elf_object): Declare.
440 * archive.cc (Archive::get_elf_object_for_member): Call
442 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
444 2009-03-24 Elliott Hughes <enh@google.com>
446 * output.cc (Output_file::map_anonymous): Define.
447 (Output_file::map): Use map_anonymous. If the regular mmap fails,
448 try an anonymous one. Report the size if the mmap fails.
449 * output.h (class Output_file): Declare map_anonymous.
451 2009-03-24 Ian Lance Taylor <iant@google.com>
453 * target-select.cc (instantiate_target): Don't acquire the lock if
454 the instantiated_target_ field has already been set.
456 2009-03-23 Ian Lance Taylor <iant@google.com>
458 * gold-threads.h (class Initialize_lock): Define.
459 * gold-threads.cc (class Initialize_lock_once): Define.
460 (initialize_lock_control): New static variable.
461 (initialize_lock_pointer): New static variable.
462 (initialize_lock_once): New static function.
463 (Initialize_lock::Initialize_lock): Define.
464 (Initialize_lock::initialize): Define.
465 * target-select.h: Include "gold-threads.h".
466 (class Target_selector): Add lock_ and initialize_lock_ fields.
467 Don't define instantiate_target, just declare it.
468 * target-select.cc (Target_selector::Target_selector): Initialize
470 (Target_selector::instantiate_target): Define.
471 * descriptors.h: Include "gold-threads.h".
472 (class Descriptors): Add initialize_lock_ field.
473 * descriptors.cc (Descriptors::Descriptors): Initialize new
475 (Descriptors::open): Use initialize_lock_ field
476 * errors.h (class Errors): Add initialize_lock_ field.
477 * errors.cc (Errors::Errors): Initialize new field.
478 (Errors::initialize_lock): Use initialize_lock_ field.
479 * powerpc.cc (class Target_selector_powerpc): Remove
480 instantiated_target_ field. In do_recognize call
481 instantiate_target rather than do_instantiate_target. In
482 do_instantiate_target just allocate a new target.
483 * sparc.cc (class Target_selector_sparc): Likewise.
485 * freebsd.h: New file.
486 * i386.cc: Include "freebsd.h".
487 (Target_i386): Derive from Target_freebsd rather than
489 (Target_selector_i386): Derive from Target_selector_freebsd rather
490 than Target_selector.
491 * x86_64.cc: Include "freebsd.h".
492 (Target_x86_64): Derive from Target_freebsd rather than
494 (Target_selector_x86_64): Derive from Target_selector_freebsd
495 rather than Target_selector.
496 * target.h (class Target): Add adjust_elf_header and
497 do_adjust_elf_header.
498 * output.cc (Output_file_header:: do_sized_write): Call target
499 adjust_elf_header routine.
500 * configure.tgt: Set targ_osabi.
501 * configure.ac: Define GOLD_DEFAULT_OSABI.
502 * parameters.cc (Parameters::default_target): Pass
503 GOLD_DEFAULT_OSABI to select_target.
504 * target-select.h (class Target_selector): Make instantiate_target
505 protected rather than private.
506 * Makefile.am (HFILES): Add freebsd.h.
507 * configure, Makefile.in, config.in: Rebuild.
509 * merge.cc (do_add_input_section): Correct pend value. Change
510 message about last entry not being null terminated from error to
513 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
515 * incremental.cc: New file.
516 * Makefile.am (CCFILES): Add incremental.cc.
517 * Makefile.in: Rebuild.
519 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
521 * layout.cc (Layout::output_section_name): Preserve names
522 of '.note.' sections.
524 2009-03-19 Ian Lance Taylor <iant@google.com>
526 * descriptors.cc (Descriptors::open): Check that the options are
527 valid before using them.
529 2009-03-18 Ian Lance Taylor <iant@google.com>
531 * script-sections.h: Include <list>.
532 (class Script_sections): Change Sections_elements from std::vector
533 to std::list. Typedef public Elements_iterator. Add
534 orphan_section_placement_, data_segment_align_start_, and
535 saw_data_segment_align_ fields. Remove data_segment_align_index_
537 * script-sections.cc (class Orphan_section_placement): New class.
538 (class Sections_element): Add virtual functions is_relro and
539 orphan_section_init. Remove virtual function place_orphan_here.
540 (class Output_section_definition): Add is_relro and
541 orphan_section_init. Remove place_orphan_here.
542 (class Orphan_output_section): Likewise.
543 (Script_sections::Script_sections): Update for field changes.
544 (Script_sections::data_segment_align): Set saw_data_segment_align_
545 and data_segment_align_start_, not data_segment_align_index.
546 (Script_sections::data_segment_relro_end): Check
547 saw_data_segment_align_. Use data_segment_align_start_ rather
548 than data_segment_align_index_.
549 (Script_sections::place_orphan): Rewrite to use
550 Orphan_section_placement.
552 2009-03-17 Ian Lance Taylor <iant@google.com>
554 * archive.cc (Archive::add_symbols): Check for a version attached
555 to the symbol name in the archive map.
556 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
557 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
558 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
559 (ver_test_11.a): New target.
560 * testsuite/Makefile.in: Rebuild.
562 * configure.ac: Check for chsize and posix_fallocate. Replace
564 * ftruncate.c: New file, from gnulib.
565 * output.cc (posix_fallocate): Define dummy version if not
566 HAVE_POSIX_FALLOCATE.
567 (Output_file::map): Call posix_fallocate rather than lseek and
569 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
570 * configure, Makefile.in, config.in: Rebuild.
572 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
574 * layout.h (Layout::create_note): Add section_name parameter.
575 * layout.cc (Layout::create_note): Likewise.
576 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
578 2009-03-17 Ian Lance Taylor <iant@google.com>
580 * descriptors.cc: Include "options.h".
581 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
582 (Descriptors::open): Always use O_CLOEXEC when opening a new
583 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
586 * sparc.cc (class Target_sparc): Add has_got_section.
587 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
588 make sure we have a GOT section.
590 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
591 (Target_sparc::Scan::local): Likewise.
592 (Target_sparc::Scan::global): Likewise.
593 (Target_sparc::Relocate::relocate): Likewise.
594 (Target_sparc::Relocate::relocate_tls): Likewise.
596 * symtab.cc (Symbol_table::define_default_version): New function,
597 broken out of add_from_object.
598 (Symbol_table::add_from_object): Call define_default_version.
599 (Symbol_table::define_special_symbol): Add resolve_oldsym
600 parameter. Change all callers. If the version for a symbol comes
601 from a version script, resolve it with the symbol with the same
602 name with no version. Also add the symbol without a version if
604 (do_define_in_output_data): If resolving with oldsym, don't delete
606 (do_define_in_output_segment): Likewise.
607 (do_define_as_constant): Likewise.
608 * symtab.h (class Symbol_table): Update declarations.
610 2009-03-13 Ian Lance Taylor <iant@google.com>
612 * readsyms.cc (Read_symbols::incompatible_warning): New function.
613 (Read_symbols::requeue): New function.
614 (Read_symbols::do_read_symbols): If make_elf_object fails because
615 the target type is not configured, and the file was searched for,
616 issue a warning and retry with the next directory.
617 (Add_symbols::run): If the file has an incompatible format, and
618 it was searched for, requeue the Read_symbols task. On error,
620 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
621 dirindex parameter to constructor. Change all callers. Declare
622 incompatible_warning and requeue.
623 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
624 input_argument_ and input_group_ fields. Add them to
625 constructor. Change all callers.
626 (class Read_script): Add dirindex_ field. Add it to constructor.
628 * archive.cc (Archive::setup): Remove input_objects parameter.
630 (Archive::get_file_and_offset): Likewise.
631 (Archive::read_all_symbols): Likewise.
632 (Archive::read_symbols): Likewise.
633 (Archive::get_elf_object_for_member): Remove input_objects
634 parameter. Add punconfigured parameter. Change all callers.
635 (Archive::add_symbols): Change return type to bool. Check return
636 value of include_member.
637 (Archive::include_all_members): Likewise.
638 (Archive::include_member): Change return type to bool. Return
639 false if first included object has incompatible target. Set
640 included_member_ field.
641 (Add_archive_symbols::run): If add_symbols returns false, requeue
643 * archive.h (class Archive): Add included_member_ field.
644 Initialize it in constructor. Add input_file and searched_for
645 methods. Update declarations.
646 (class Add_archive_symbols): Add dirpath_, dirindex_, and
647 input_argument_ fields. Add them to constructor. Change all
649 * script.cc: Include "target-select.h".
650 (class Parser_closure): Add skip_on_incompatible_target_ and
651 found_incompatible_target_ fields. Add
652 skip_on_incompatible_target parameter to constructor. Change all
653 callers. Add methods skip_on_incompatible_target,
654 clear_skip_on_incompatible_target, found_incompatible_target, and
655 set_found_incompatible_target.
656 (read_input_script): Add dirindex parameter. Change all callers.
657 If parser finds an incompatible target, requeue Read_symbols
659 (script_set_symbol): Clear skip_on_incompatible_target in
661 (script_add_assertion, script_parse_option): Likewise.
662 (script_start_sections, script_add_phdr): Likewise.
663 (script_check_output_format): New function.
664 * script.h (read_input_script): Update declaration.
665 * script-c.h (script_check_output_format): Declare.
666 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
667 (ignore_cmd): Remove OUTPUT_FORMAT.
668 * fileread.cc (Input_file::Input_file): Add explicit this.
669 (Input_file::will_search_for): New function.
670 (Input_file::open): Add pindex parameter. Change all callers.
671 * fileread.h (class Input_file): Add input_file_argument method.
672 Declare will_search_for. Update declarations.
673 * object.cc (make_elf_object): Add punconfigured parameter.
675 * object.h (class Object): Make input_file public. Add
677 (make_elf_object): Update declaration.
678 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
680 * dirsearch.h (class Dirsearch): Update declaration.
681 * options.h (class General_options): Add --warn-search-mismatch.
682 * parameters.cc (Parameters::is_compatible_target): New function.
683 * parameters.h (class Parameters): Declare is_compatible_target.
684 * workqueue.cc (Workqueue::add_blocker): New function.
685 * workqueue.h (class Workqueue): Declare add_blocker.
687 * fileread.cc (Input_file::open): Remove options parameter.
689 (Input_file::open_binary): Likewise.
690 * script.cc (read_input_script): Likewise.
691 * readsyms.h (class Read_symbols): Remove options_ field. Remove
692 options parameter from constructor. Change all callers.
693 (class Read_script): Likewise.
694 * fileread.h (class Input_file): Update declarations.
695 * script.h (read_input_script): Update declaration.
697 2009-03-10 Nick Clifton <nickc@redhat.com>
699 * po/es.po: New Spanish translation.
701 2009-03-06 Cary Coutant <ccoutant@google.com>
703 * options.cc (parse_short_option): Keep dash_z from registering itself.
705 2009-03-03 Ian Lance Taylor <iant@google.com>
708 * target-reloc.h (relocate_section): Pass output_section to
710 * i386.cc (Target_i386::should_apply_static_reloc): Add
711 output_section parameter. Change all callers.
712 (Target_i386::Relocate::relocate): Add output_section parameter.
713 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
714 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
715 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
716 * testsuite/two_file_shared.sh: New script.
717 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
718 (check_DATA): Add two_file_shared.dbg.
719 (two_file_shared.dbg): New target.
720 * testsuite/Makefile.in: Rebuild.
722 2009-03-01 Ian Lance Taylor <iant@google.com>
724 * configure.ac: Check for byteswap.h.
725 * configure: Rebuild.
726 * config.in: Rebuild.
728 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
730 * layout.cc (Layout::find_or_add_kept_section): New function.
731 (Layout::add_comdat): Removed.
732 * layout.h (struct Kept_section): Move out of class Layout.
733 Remove trailing underscores from field names. Add group_sections
734 field. Rename group_ field to is_group. Change all uses.
735 (class Layout): Declare find_or_add_kept_section, not add_comdat.
736 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
737 comdat_groups_ field.
738 (Sized_relobj::include_section_group): Use
739 find_or_add_kept_section and Kept_section::group_sections.
740 (Sized_relobj::include_linkonce_section): Likewise.
741 * object.cc (class Sized_relobj): Don't define Comdat_group or
742 Comdat_group_table. Remove find_comdat_group and
743 add_comdat_group. Remove comdat_groups_ field.
744 * plugin.cc (include_comdat_group): Use
745 Layout::find_or_add_kept_section.
747 2009-02-28 Ian Lance Taylor <iant@google.com>
749 * README: --gc-sections and map files are now supported. Document
750 some build requirements.
753 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
754 relocatable link set the value of the section symbol to zero.
755 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
756 relocatable link don't include the section address in the local
759 2009-02-27 Ian Lance Taylor <iant@google.com>
762 * options.h (class Search_directory): Add is_system_directory.
763 (class General_options): Declare is_in_system_directory.
764 * options.cc (get_relative_sysroot): Make static.
765 (get_default_sysroot): Make static.
766 (General_optoins::is_in_system_directory): New function.
767 * fileread.cc (Input_file::is_in_system_directory): New function.
768 * fileread.h (class Input_file): Declare is_in_system_directory.
769 * object.h (class Object): Add is_in_system_directory.
770 (class Input_objects): Remove system_library_directory_ field.
771 * object.cc (Input_objects::add_object): Don't set
772 system_library_directory_.
773 (input_objects::found_in_system_library_directory): Remove.
774 * symtab.cc (Symbol_table::write_globals): Remove input_objects
775 parameter. Change all callers.
776 (Symbol_table::sized_write_globals): Likewise.
777 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
778 Call Object::is_in_system_directory.
779 * symtab.h (class Symbol_table): Update declarations.
782 * descriptors.h (Open_descriptor): Add is_on_stack field.
783 * descriptors.cc (Descriptors::open): If the descriptor is on the
784 top of the stack, remove it. Initialize is_on_stack field.
785 (Descriptors::release): Only add pod to stack if it is not on the
787 (Descriptors::close_some_descriptor): Clear stack_next and
791 * output.cc (Output_section::find_starting_output_address): Rename
792 from starting_output_address; add PADDR parameter; change return
794 * output.h (class Output_section): Declare
795 find_starting_output_address instead of starting_output_address.
796 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
797 section symbol for which we can't find a merge section.
800 * symtab.cc (Symbol_table::add_from_object): If the visibility is
801 hidden or internal, force the symbol to be local.
802 * resolve.cc (Symbol::override_visibility): Define.
803 (Symbol::override_base): Use override_visibility.
804 (Symbol_table::resolve): Likewise.
805 (Symbol::override_base_with_special): Likewise.
806 (Symbol_table::override_with_special): If the visibility is hidden
807 or internal, force the symbol to be local.
808 * symtab.h (class Symbol): Add set_visibility and
810 * testsuite/ver_test_1.sh: New file.
811 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
812 (check_DATA): Add ver_test_1.syms.
813 (ver_test_1.syms): New target.
814 * testsuite/Makefile.in: Rebuild.
816 2009-02-25 Cary Coutant <ccoutant@google.com>
818 * layout.cc (Layout::choose_output_section): Don't rename sections
819 when using a linker script that has a SECTIONS clause.
820 * Makefile.in: Regenerate.
822 * testsuite/Makefile.am (script_test_5.sh): New test case.
823 * testsuite/Makefile.in: Regenerate.
824 * testsuite/script_test_5.cc: New file.
825 * testsuite/script_test_5.sh: New file.
826 * testsuite/script_test_5.t: New file.
828 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
830 * archive.cc (Archive::include_member): Update calls to add_symbols.
831 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
833 * dynobj.h (do_add_symbols): Add the Layout argument.
834 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
836 * object.h (Object::add_symbols): Add the Layout argument.
837 (Object::do_add_symbols): Add the Layout argument.
838 (Sized_relobj::do_add_symbols): Add the Layout argument.
839 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
840 Unify the two versions.
841 (Add_plugin_symbols): Remove.
842 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
843 (Sized_pluginobj::do_add_symbols): Unify the two versions.
844 (Add_plugin_symbols): Remove.
845 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
846 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
847 (Add_symbols::run): Make it work with Pulginobj.
849 2009-02-06 Ian Lance Taylor <iant@google.com>
851 * object.cc (Sized_relobj::do_layout): Make info message start
852 with lower case letter.
854 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
856 * binary.cc: Fix file comment.
858 * options.h (enum Incremental_disposition): Define.
859 (class General_options): Add new options: --incremental,
860 --incremental_changed, --incremental_unchanged,
861 --incremental_unknown. Add incremental_disposition_ and
862 implicit_incremental_ fields.
863 (General_options::incremental_disposition): New function.
864 (class Position_dependent_options): Add incremental_disposition
866 (Position_dependent_options::copy_from_options): Set incremental
868 * options.cc (General_options::parse_incremental_changed): New
870 (General_options::parse_incremental_unchanged): New function.
871 (General_options::parse_incremental_unknown): New function.
872 (General_options::General_options): Initialize new fields
873 incremental_disposition_ and implicit_incremental_.
874 (General_options::finalize): Check for uasge of --incremental-*
875 without --incremental.
877 2009-02-06 Chris Demetriou <cgd@google.com>
879 * gold.h (gold_undefined_symbol): Change to take only a Symbol
880 pointer and to report location as the file name associated with
882 (gold_undefined_symbol_at_location): New function to replace the
883 old gold_undefined_symbol functionality.
884 * target-reloc.h (relocate_section): Update to use
885 gold_undefined_symbol_at_location.
886 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
887 Call gold_undefined_symbol function rather than gold_error.
888 * errors.h (Errors::undefined_symbol): Take location as a
889 string, rather than calculating it from a relocation.
890 * errors.cc (Errors::fatal): Print "fatal error:" before the
892 (Errors::error, Errors::error_at_location): Print "error: "
893 before the formatted message.
894 (Errors::undefined_symbol): Take location as a string, rather
895 than calculating it from a relocation.
896 (gold_undefined_symbol_at_location): New function akin to
897 old gold_undefined_symbol, calculates location from relocation.
898 (gold_undefined_symbol): Change to take only a Symbol pointer
899 and to report location as the file name associated with the symbol.
900 * testsuite/debug_msg.sh: Update for changed error messages.
901 * testsuite/undef_symbol.sh: Likewise.
903 2009-02-04 Duncan Sands <baldrick@free.fr>
906 * reduced_debug_output.h
907 (Output_reduced_debug_abbrev_section::failed): Use format for
909 (Output_reduced_debug_info_section::faild): Likewise.
911 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
913 * script.cc (Lazy_demangler): New class.
914 (Version_script_info::get_symbol_version_helper): Demangle a
917 2009-01-29 Cary Coutant <ccoutant@google.com>
919 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
921 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
923 2009-01-28 Ian Lance Taylor <iant@google.com>
925 * version.cc (version_string): Bump to 1.9.
927 * gold.h: Include <cstring> and <stdint.h>.
928 * version.cc: Include <cstdio>.
929 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
931 * reduced_debug_output.cc (insert_into_vector): Rename from
932 Insert_into_vector; change all callers. Use Swap_unaligned to
933 avoid aliasing issue; remove union since it is unnecessary.
935 2009-01-27 Sriraman Tallam <tmsriram@google.com>
937 * Makefile.am (CCFILES): Add gc.cc.
939 * Makefile.in: Regenerate.
940 * gold.cc (Gc_runner): New class.
941 (queue_initial_tasks): Call garbage collection related tasks
942 when corresponding options are invoked.
943 (queue_middle_gc_tasks): New function.
944 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
945 processed early before laying out sections during garbage collection.
946 * gold.h (queue_middle_gc_tasks): New function.
947 (is_prefix_of): Move from "layout.cc".
948 * i386.cc (Target_i386::gc_process_relocs): New function.
949 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
950 * main.cc (main): Create object of class "Garbage_collection".
951 * object.cc (Relobj::copy_symbols_data): New function.
952 (Relobj::is_section_name_included): New function.
953 (Sized_relobj::do_layout): Allow this function to be called twice
954 during garbage collection and defer layout of section during the
956 * object.h (Relobj::get_symbols_data): New function.
957 (Relobj::is_section_name_included): New function.
958 (Relobj::copy_symbols_data): New function.
959 (Relobj::set_symbols_data): New function.
960 (Relobj::get_relocs_data): New function.
961 (Relobj::set_relocs_data): New function.
962 (Relobj::is_output_section_offset_invalid): New pure virtual function.
963 (Relobj::gc_process_relocs): New function.
964 (Relobj::do_gc_process_relocs): New pure virtual function.
965 (Relobj::sd_): New data member.
966 (Sized_relobj::is_output_section_offset_invalid): New function.
967 (Sized_relobj::do_gc_process_relocs): New function.
968 * options.h (General_options::gc_sections): Modify to not be a no-op.
969 (General_options::print_gc_sections): New option.
970 * plugin.cc (Plugin_finish::run): Remove function call to
971 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
972 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
973 * reloc.cc (Read_relocs::run): Add task to process relocs and
974 determine unreferenced sections when doing garbage collection.
975 (Gc_process_relocs): New class.
976 (Sized_relobj::do_gc_process_relocs): New function.
977 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
978 sections that are garbage collected.
979 * reloc.h (Gc_process_relocs): New class.
980 * sparc.cc (Target_sparc::gc_process_relocs): New function.
981 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
982 symbols whose corresponding sections are garbage collected.
983 (Symbol_table::Symbol_table): Add new parameter for the garbage
985 (Symbol_table::gc_mark_undef_symbols): New function.
986 (Symbol_table::gc_mark_symbol_for_shlib): New function.
987 (Symbol_table::gc_mark_dyn_syms): New function.
988 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
990 (Symbol_table::add_from_object): Likewise.
991 (Symbol_table::add_from_relobj): When building shared objects, do not
992 treat externally visible symbols as garbage.
993 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
994 table information for static and relocatable links.
995 * symtab.h (Symbol_table::set_gc): New function.
996 (Symbol_table::gc): New function.
997 (Symbol_table::gc_mark_undef_symbols): New function.
998 (Symbol_table::gc_mark_symbol_for_shlib): New function.
999 (Symbol_table::gc_mark_dyn_syms): New function.
1000 (Symbol_table::gc_): New data member.
1001 * target.h (Sized_target::gc_process_relocs): New pure virtual
1003 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1004 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1006 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1008 * options.h (General_options::gc_sections): Define as a no-op for now.
1009 (General_options::no_keep_memory): Ditto.
1010 (General_options::Bshareable): Define.
1011 * options.cc (General_options::finalize): Honor -Bshareable.
1013 2009-01-20 Andreas Schwab <schwab@suse.de>
1015 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1016 read the value in the contents, since we don't use it. Use the
1017 template endianness when writing.
1018 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1020 2009-01-19 Andreas Schwab <schwab@suse.de>
1022 * configure.tgt (powerpc64-*): Fix targ_obj.
1024 2009-01-15 Ian Lance Taylor <iant@google.com>
1026 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1027 local symbols when stripping all symbols.
1029 2009-01-14 Cary Coutant <ccoutant@google.com>
1031 * output.cc (Output_reloc): Add explicit instantiations.
1033 2009-01-14 Cary Coutant <ccoutant@google.com>
1035 * archive.cc (Archive::get_elf_object_for_member): Remove call
1036 to File_read::claim_for_plugin.
1037 * descriptors.cc (Descriptors::open): Remove reference to
1039 (Descriptors::claim_for_plugin): Remove.
1040 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1041 (Descriptors::is_claimed): Remove.
1042 (claim_descriptor_for_plugin): Remove.
1043 * fileread.cc (File_read::claim_for_plugin): Remove.
1044 * fileread.h (File_read::claim_for_plugin): Remove.
1045 (File_read::descriptor): Reopen descriptor if necessary.
1046 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1047 (Plugin_manager::all_symbols_read): Add task parameter. Change
1049 (Plugin_manager::get_input_file): New function.
1050 (Plugin_manager::release_input_file): New function.
1051 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1052 corresponding data member.
1053 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1054 and pass to base constructor. Change all callers.
1055 (get_input_file, release_input_file): New functions.
1056 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1057 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1058 (Plugin_manager::all_symbols_read): Add task parameter.
1059 (Plugin_manager::get_input_file): New function.
1060 (Plugin_manager::release_input_file): New function.
1061 (Plugin_manager::task_): New data member.
1062 (Pluginobj::Pluginobj): Add filesize parameter.
1063 (Pluginobj::filename): New function.
1064 (Pluginobj::descriptor): New function.
1065 (Pluginobj::filesize): New function.
1066 (Pluginobj::filesize_): New data member.
1067 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1068 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1069 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1071 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1072 with archive libraries.
1073 * testsuite/Makefile.in: Regenerate.
1074 * testsuite/plugin_test.c (struct sym_info): New type.
1075 (get_input_file, release_input_file): New static variables.
1076 (onload): Capture new transfer vector entries.
1077 (claim_file_hook): Stop reading at end of file according to filesize.
1078 Factor out parsing of readelf output into separate function.
1079 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1080 APIs and get the source file name from the symbol table. Convert
1081 source file name to corresponding object file name. Print info
1082 message when adding new input files.
1083 (parse_readelf_line): New function.
1084 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1085 * testsuite/plugin_test_2.sh: Likewise.
1086 * testsuite/plugin_test_3.sh: Likewise.
1087 * testsuite/plugin_test_4.sh: New test case.
1089 2009-01-07 Ian Lance Taylor <iant@google.com>
1091 * version.cc (version_string): Bump to 1.8.
1093 2008-12-23 Cary Coutant <ccoutant@google.com>
1095 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1096 * plugin.cc (Plugin_manager::finish): Rename as
1097 layout_deferred_objects. Move cleanup to separate function.
1098 (Plugin_manager::cleanup): New function.
1099 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1101 * plugin.h (Plugin_manager::finish): Rename as
1102 layout_deferred_objects.
1103 (Plugin_manager::cleanup): New function.
1104 (Plugin_manager::cleanup_done): New field.
1106 2008-12-23 Cary Coutant <ccoutant@google.com>
1108 * plugin.cc (is_visible_from_outside): New function.
1109 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1110 so we don't return "IR only" status for exported symbols or -r links.
1112 * testsuite/Makefile.am (plugin_test_3): New test case.
1113 * testsuite/Makefile.in: Regenerate.
1114 * testsuite/plugin_test_3.sh: New file.
1116 2008-12-22 Cary Coutant <ccoutant@google.com>
1118 * object.cc (Sized_relobj::layout_section): New function.
1119 (Sized_relobj::do_layout): Defer layout of input sections until after
1120 plugin has provided replacement files.
1121 (Sized_relobj::do_layout_deferred_sections): New function.
1122 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1123 (Relobj::layout_deferred_sections): New function.
1124 (Relobj::do_layout_deferred_sections): New function.
1125 (Sized_relobj::do_layout_deferred_sections): New function.
1126 (Sized_relobj::layout_section): New function.
1127 (Sized_relobj::Deferred_layout): New structure.
1128 (Sized_relobj::deferred_layout_): New field.
1129 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1130 Change all callers. Layout deferred sections.
1131 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1133 (Plugin_hook::run): Move code from do_plugin_hook inline.
1134 (Plugin_hook::do_plugin_hook): Remove.
1135 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1136 (Plugin_manager::finish): Renamed, was cleanup.
1137 (Plugin_manager::should_defer_layout): New function.
1138 (Plugin_manager::add_deferred_layout_object): New function.
1139 (Plugin_manager::Deferred_layout_list): New type.
1140 (Plugin_manager::deferred_layout_objects_): New field.
1141 (Plugin_hook::do_plugin_hook): Remove.
1143 2008-12-17 Ian Lance Taylor <iant@google.com>
1145 * options.h (class General_options): Add --no case for
1148 2008-12-16 Cary Coutant <ccoutant@google.com>
1150 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1152 (Plugin_manager::claim_file): Create plugin object even if
1153 plugin did not call the add_symbols callback.
1154 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1155 asking for more symbols than were added.
1156 * testsuite/Makefile.am (plugin_test_1): Add test case with
1158 (empty.syms): New target.
1159 * testsuite/Makefile.in: Regenerate.
1160 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1161 message. Don't call add_symbols if no globals.
1162 (all_symbols_read_hook): Don't provide replacement for empty
1165 2008-12-12 Ian Lance Taylor <iant@google.com>
1167 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1168 r_type == 0 for a local symbol with r_sym == 0.
1169 (scan_relocatable_relocs): Pass r_sym to
1170 local_non_section_strategy.
1171 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1174 * configure.ac: Update test for TLS descriptors: they are
1175 supported as of glibc 2.9.
1176 * configure: Rebuild.
1178 2008-12-11 Ian Lance Taylor <iant@google.com>
1181 * target-reloc.h (Default_scan_relocatable_relocs): For each
1182 function, map r_type == 0 to RELOC_DISCARD.
1184 2008-12-10 Cary Coutant <ccoutant@google.com>
1186 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1187 object to override a kept COMDAT group from a plugin object.
1189 2008-12-09 Ian Lance Taylor <iant@google.com>
1192 * yyscript.y (file_cmd): Handle INPUT.
1194 * testsuite/initpri1.c: Change all declarations to be full
1195 prototypes by adding void, to avoid compiler warnings.
1197 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1199 * options.cc (General_options::parse_plugin_opt): New.
1200 (General_options::add_plugin): The argument now is just the filename.
1201 (General_options::add_plugin_option): New.
1202 * options.h (plugin_opt): New.
1203 (add_plugin): Change argument name.
1204 (add_plugin_option): New.
1205 * plugin.cc (Plugin::load): Don't parse the plugin option.
1206 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1207 (Plugin::add_option): New.
1208 (Plugin::args_): Change type.
1209 (Plugin::filename_): New.
1210 (Plugin_manager::add_plugin_option): New.
1211 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1212 * testsuite/Makefile.in: Regenerate.
1214 2008-12-05 Cary Coutant <ccoutant@google.com>
1216 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1217 Handle --strip-lto-sections option.
1218 * options.h (strip_lto_sections): New option.
1220 2008-12-01 Cary Coutant <ccoutant@google.com>
1222 * plugin.cc (ld_plugin_message): Change format parameter to const.
1223 Fix mismatch between new[] and delete.
1225 2008-11-14 Cary Coutant <ccoutant@google.com>
1227 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1230 2008-11-05 Craig Silverstein <csilvers@google.com>
1232 * options.cc (General_options::parse_dynamic_list): New function.
1233 * options.h (General_options): New flags dynamic_list,
1234 dynamic_list_data, dynamic_list_cpp_new, and
1235 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1236 (General_options::in_dynamic_list): New function.
1237 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1238 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1239 (Lex::can_continue_name): Likewise.
1241 (read_script_file): New parameter script_options.
1242 (read_dynamic_list): New function.
1243 (Script_options::define_dynamic_list): New function.
1244 (dynamic_list_keyword_parsecodes): New variable.
1245 (dynamic_list_keywords): New variable.
1246 * script.h (Script_options::define_dynamic_list): New function
1248 (read_dynamic_list): New function prototype.
1249 * symtab.cc (strprefix): New macro.
1250 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1251 dynamic_list_data, dynamic_list_cpp_new, and
1252 dynamic_list_cpp_typeinfo.
1253 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1254 (dynamic_list_expr): New rule.
1255 (dynamic_list_nodes): Likewise.
1256 (dynamic_list_node): Likewise.
1257 * testsuite/Makefile.am (dynamic_list): New test.
1258 * testsuite/Makefile.in: Regenerated.
1259 * testsuite/dynamic_list.t: New file.
1260 * testsuite/dynamic_list.sh: New file.
1262 2008-11-05 Craig Silverstein <csilvers@google.com>
1264 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1265 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1266 (t11_last): Likewise.
1267 * testsuite/ver_test_6.c (main): Likewise.
1269 2008-10-07 Cary Coutant <ccoutant@google.com>
1271 * options.c (General_options::finalize): Add check for -static and
1273 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1276 2008-10-02 Cary Coutant <ccoutant@google.com>
1278 * plugin.cc (make_sized_plugin_object): Fix conditional
1279 compilation to work when not all targets are enabled.
1281 2008-09-29 Cary Coutant <ccoutant@google.com>
1283 * archive.cc (Archive::get_file_and_offset): Use filename instead
1284 of name to get library path.
1285 (Archive::include_member): Unlock external member of a thin archive.
1287 * testsuite/Makefile.am (TEST_AR): New variable.
1288 (thin_archive_test_1): New test.
1289 (thin_archive_test_2): New test.
1290 * testsuite/Makefile.in: Regenerate.
1291 * testsuite/thin_archive_main.cc: New file.
1292 * testsuite/thin_archive_test_1.cc: New file.
1293 * testsuite/thin_archive_test_2.cc: New file.
1294 * testsuite/thin_archive_test_3.cc: New file.
1295 * testsuite/thin_archive_test_4.cc: New file.
1297 2008-09-29 Cary Coutant <ccoutant@google.com>
1299 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1300 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1302 (Sized_relobj::do_finalize_local_symbols): Likewise.
1303 (Sized_relobj::map_to_kept_section): Likewise.
1304 * object.h (Sized_relobj::invalid_address): New constant.
1305 (Sized_relobj::do_output_section_offset): Check for invalid_address
1307 * output.cc (Output_reloc::local_section_offset): Use constant
1308 invalid_address instead of -1U.
1309 (Output_reloc::get_address): Likewise.
1310 (Output_section::output_address): Change -1U to -1ULL.
1311 * output.h (Output_reloc::invalid_address): New constant.
1312 * reloc.cc (Sized_relobj::write_sections): Use constant
1313 invalid_address instead of -1U.
1314 (Sized_relobj::relocate_sections): Likewise.
1315 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1316 values for merge sections.
1317 * target-reloc.h (relocate_for_relocatable): Use constant
1318 invalid_address instead of -1U.
1320 2008-09-19 Cary Coutant <ccoutant@google.com>
1322 Add plugin functionality for link-time optimization (LTO).
1323 * configure.ac (plugins): Add --enable-plugins option.
1324 * configure: Regenerate.
1325 * config.in: Regenerate.
1326 * Makefile.am (LIBDL): New variable.
1327 (CCFILES): Add plugin.cc.
1328 (HFILES): Add plugin.h.
1329 (ldadd_var): Add LIBDL.
1330 * Makefile.in: Regenerate.
1332 * archive.cc: Include "plugin.h".
1333 (Archive::setup): Don't preread archive symbols when using a plugin.
1334 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1335 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1337 (Archive::include_member): Add symbols from plugin objects.
1338 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1339 * descriptors.cc (Descriptors::open): Check for file descriptors
1340 abandoned by plugins.
1341 (Descriptors::claim_for_plugin): New function.
1342 * descriptors.h (Descriptors::claim_for_plugin): New function.
1343 (Open_descriptor::is_claimed): New field.
1344 (claim_descriptor_for_plugin): New function.
1345 * fileread.cc (File_read::claim_for_plugin): New function.
1346 * fileread.h (File_read::claim_for_plugin): New function.
1347 (File_read::descriptor): New function.
1348 * gold.cc: Include "plugin.h".
1349 (queue_initial_tasks): Add task to call plugin hooks for generating
1351 * main.cc: Include "plugin.h".
1352 (main): Load plugin libraries.
1353 * object.h (Pluginobj): Declare.
1354 (Object::pluginobj): New function.
1355 (Object::do_pluginobj): New function.
1356 (Object::set_target): New function.
1357 * options.cc: Include "plugin.h".
1358 (General_options::parse_plugin): New function.
1359 (General_options::General_options): Initialize plugins_ field.
1360 (General_options::add_plugin): New function.
1361 * options.h (Plugin_manager): Declare.
1362 (General_options): Add --plugin option.
1363 (General_options::has_plugins): New function.
1364 (General_options::plugins): New function.
1365 (General_options::add_plugin): New function.
1366 (General_options::plugins_): New field.
1367 * plugin.cc: New file.
1368 * plugin.h: New file.
1369 * readsyms.cc: Include "plugin.h".
1370 (Read_symbols::do_read_symbols): Check for archive before checking
1371 for ELF file. Call plugin hooks to claim files.
1372 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1373 from a real object file; force override when processing replacement
1375 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1376 (Symbol::init_base_object): Likewise.
1377 (Symbol::init_base_output_data): Likewise.
1378 (Symbol::init_base_output_segment): Likewise.
1379 (Symbol::init_base_constant): Likewise.
1380 (Symbol::init_base_undefined): Likewise.
1381 (Symbol::output_section): Assert that object is not a plugin.
1382 (Symbol_table::add_from_pluginobj): New function.
1383 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1385 (Symbol_table::sized_write_globals): Likewise.
1386 (Symbol_table::add_from_pluginobj): Instantiate template.
1387 * symtab.h (Sized_pluginobj): Declare.
1388 (Symbol::in_real_elf): New function.
1389 (Symbol::set_in_real_elf): New function.
1390 (Symbol::in_real_elf_): New field.
1391 (Symbol_table::add_from_pluginobj): New function.
1393 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1394 (LIBDL): New variable.
1396 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1397 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1398 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1399 (MOSTLYCLEANFILES): Likewise.
1400 * testsuite/Makefile.in: Regenerate.
1401 * testsuite/plugin_test.c: New file.
1402 * testsuite/plugin_test_1.sh: New file.
1403 * testsuite/plugin_test_2.sh: New file.
1405 2008-09-16 Ian Lance Taylor <iant@google.com>
1407 * target-reloc.h (relocate_section): Check whether a symbol is
1408 defined by the ABI before reporting an undefined symbol error.
1409 * target.h (Target::is_defined_by_abi): Make parameter const.
1410 (Target::do_is_defined_by_abi): Likewise.
1411 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1412 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1413 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1414 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1415 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1416 * testsuite/Makefile.in: Rebuild.
1418 * fileread.cc (make_view): Add casts to avoid warning.
1420 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1422 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1423 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1425 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1427 * options.h (General_options::output_is_executable): New.
1428 (General_options::output_is_pie): New.
1429 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1430 for shared libraries.
1431 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1433 2008-09-11 Chris Demetriou <cgd@google.com>
1435 * options.h (origin): New -z option.
1436 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1437 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1440 2008-09-05 Cary Coutant <ccoutant@google.com>
1442 * fileread.cc (File_read::make_view): Add check for attempt to map
1445 2008-09-05 Cary Coutant <ccoutant@google.com>
1447 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1448 explicit instantiations.
1450 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1453 * options.cc (General_options::finalize): Allow undefined symbols
1454 in shlibs if linking -shared.
1457 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1458 symbols as not needing a dynsym entry.
1460 2008-08-20 Craig Silverstein <csilvers@google.com>
1462 * fileread.cc (File_read::open): Do not lock the file unless it
1463 was successfully opened.
1465 2008-08-14 Cary Coutant <ccoutant@google.com>
1467 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1468 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1469 * testsuite/tls_test.cc (struct int128): 128-bit struct
1470 for testing TLS relocs with non-zero addend.
1471 (v12): New TLS variable.
1473 (t_last): Add check for v12.
1474 * testsuite/tls_test.h (t12): New function.
1475 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1477 2008-08-13 Ian Lance Taylor <iant@google.com>
1479 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1480 set tls_segment_ or relro_segment_.
1481 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1483 * output.h (Output_section::clear_is_relro): New function.
1484 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1485 sections specially even when output_data_ is empty.
1486 (Output_segment::maximum_alignment): When first section is relro,
1487 only force alignment for PT_LOAD segments.
1488 * script.cc (script_data_segment_align): New function.
1489 (script_data_segment_relro_end): New function.
1490 * script-c.h (script_data_segment_align): Declare.
1491 (script_data_segment_relro_end): Declare.
1492 * script-sections.h (class Script_sections): Declare
1493 data_segment_align and data_segment_relro_end. Add fields
1494 segment_align_index_ and saw_relro_end_.
1495 * script-sections.cc (class Sections_element): Add set_is_relro
1496 virtual function. Add new bool* parameter to place_orphan_here.
1497 Add get_output_section virtual function.
1498 (class Output_section_definition): Add set_is_relro. Add new
1499 bool* parameter to place_orphan_here. Add get_output_section.
1500 Add is_relro_ field.
1501 (Output_section_definition::Output_section_definition): Initialize
1502 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1503 and is_relro_ fields.
1504 (Output_section_definition::place_orphan_here): Add is_relro
1506 (Output_section_definition::set_section_addresses): Set relro for
1508 (Output_section_definition::alternate_constraint): Likewise.
1509 (class Orphan_output_section): Add new bool* parameter to
1510 place_orphan_here. Add get_output_section.
1511 (Orphan_output_section::place_orphan_here): Add is_relro
1513 (Script_sections::Script_sections): Initialize
1514 data_segment_align_index_ and saw_relro_end_.
1515 (Script_sections::data_segment_align): New function.
1516 (Script_sections::data_segment_relro_end): New function.
1517 (Script_sections::place_orphan): Set or clear is_relro.
1518 (Script_sections::set_section_addresses): Force alignment of first
1520 * yyscript.y (exp): Call script_data_segment_align and
1521 script_data_segment_relro_end.
1522 * testsuite/relro_script_test.t: New file.
1523 * testsuite/relro_test.cc (using_script): Declare.
1524 (t1, t2): Test using_script.
1525 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1526 (relro_script_test_SOURCES): Define.
1527 (relro_script_test_DEPENDENCIES): Define.
1528 (relro_script_test_LDFLAGS): Define.
1529 (relro_script_test_LDADD): Define.
1530 (relro_script_test.so): New target.
1531 * testsuite/Makefile.in: Rebuild.
1533 2008-08-06 Cary Coutant <ccoutant@google.com>
1535 * archive.cc (Archive::total_archives, Archive::total_members)
1536 (Archive::total_members_loaded): New variables.
1537 (Archive::setup): Add parameter. Add option to preread
1539 (Archive::read_armap): Add counter.
1540 (Archive::get_file_and_offset): New function.
1541 (Archive::get_elf_object_for_member): New function.
1542 (Archive::read_all_symbols): New function.
1543 (Archive::read_symbols): New function.
1544 (Archive::add_symbols): Add counters.
1545 (Archive::include_all_members): Use armap to find members if it's
1547 (Archive::include_member): Skip reading symbols if already read.
1548 Factored code into Archive::get_file_and_offset and
1549 Archive::get_elf_object_for_member. Changed call to
1550 Mapfile::report_include_archive_member.
1551 (Archive::print_stats): New function.
1552 * archive.h: Declare Object and Read_symbols_data classes.
1553 (Archive::Archive): Add initializers for new members.
1554 (Archive::setup): Add parameter.
1555 (Archive::print_stats): New function.
1556 (Archive::total_archives, Archive::total_members)
1557 (Archive::total_members_loaded): New variables.
1558 (Archive::get_file_and_offset): New function.
1559 (Archive::get_elf_object_for_member): New function.
1560 (Archive::read_all_symbols): New function.
1561 (Archive::read_symbols): New function.
1562 (Archive::Archive_member): New class.
1563 (Archive::members_): New member.
1564 (Archive::num_members_): New member.
1565 * main.cc: Include archive.h.
1566 (main): Call Archive::print_stats.
1567 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1568 archive parameter; member_name is now the fully-decorated name.
1569 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1570 * options.h: (General_options): Add --preread-archive-symbols option.
1571 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1574 2008-08-04 Ian Lance Taylor <iant@google.com>
1576 * symtab.h (Symbol::use_plt_offset): New function.
1577 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1578 * powerpc.cc (Relocate::relocate): Likewise.
1579 * sparc.cc (Relocate::relocate): Likewise.
1580 * x86_64.cc (Relocate::relocate): Likewise.
1581 * testsuite/weak_plt.sh: New test.
1582 * testsuite/weak_plt_main.cc: New test.
1583 * testsuite/weak_plt_shared.cc: New test.
1584 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1585 (check_PROGRAMS): Add weak_plt.
1586 (check_DATA): Add weak_plt_shared.so.
1587 (weak_plt_main_pic.o, weak_plt): New targets.
1588 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1589 * testsuite/Makefile.in: Rebuild.
1591 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1593 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1594 * testsuite/Makefile.in: Rebuild.
1596 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1598 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1599 * Makefile.in: Regenerate.
1600 * po/POTFILES.in: Regenerate.
1602 2008-07-29 Ian Lance Taylor <iant@google.com>
1604 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1605 symbols before other symbols.
1606 * testsuite/script_test_2.cc (test_addr): Declare.
1607 (test_addr_alias): Declare.
1608 (main): Check that test_addr and test_addr_alias have the right
1610 * testsuite/script_test_2.t: Define test_addr_alias and
1613 2008-07-24 Ian Lance Taylor <iant@google.com>
1616 * descriptors.cc: New file.
1617 * descriptors.h: New file.
1618 * gold-threads.h (class Hold_optional_lock): New class.
1619 * fileread.cc: Include "descriptors.h".
1620 (File_read::~File_read): Release descriptor rather than closing
1622 (File_read::open) [file]: Call open_descriptor rather than open.
1623 Set is_descriptor_opened_.
1624 (File_read::open) [memory]: Assert that descriptor is not open.
1625 (File_read::reopen_descriptor): New function.
1626 (File_read::release): Release descriptor.
1627 (File_read::do_read): Make non-const. Reopen descriptor.
1628 (File_read::read): Make non-const.
1629 (File_read::make_view): Reopen descriptor.
1630 (File_read::do_readv): Likewise.
1631 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1632 Update declarations.
1633 * layout.cc: Include "descriptors.h".
1634 (Layout::create_build_id): Use open_descriptor rather than open.
1635 * output.cc: Include "descriptors.h".
1636 (Output_file::open): Use open_descriptor rather than open.
1637 * archive.cc (Archive::const_iterator): Change Archive to be
1639 (Archive::begin, Archive::end): Make non-const.
1640 (Archive::count_members): Likewise.
1641 * archive.h (class Archive): Update declarations.
1642 * object.h (Object::read): Make non-const.
1643 * Makefile.am (CCFILES): Add descriptors.cc.
1644 (HFILES): Add descriptors.h.
1645 * Makefile.in: Rebuild.
1648 * gold.h: Always include <clocale>. Add Solaris workarounds
1649 following code in binutils/sysdep.h.
1652 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1653 this->eh_frame_hdr_ is NULL before using it.
1655 * dynobj.cc (Versions::Versions): Update comment.
1657 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1658 the base version name.
1660 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1661 array size plus one.
1662 (Stringpool_template::set_string_offsets): Subtract one from key
1663 before using it as an array index.
1664 (Stringpool_template::get_offset_with_length): Likewise.
1665 (Stringpool_template::write_to_buffer): Likewise.
1666 * stringpool.h (Stringpool_template::get_offset_from_key):
1669 2008-07-23 Ian Lance Taylor <iant@google.com>
1672 * object.h (Merged_symbol_value::value): Do our best to handle a
1676 * script.cc (Version_script_info::get_versions): Don't add empty
1677 version tag to return value.
1678 (Version_script_info::get_symbol_version_helper): Change return
1679 type to bool. Add pversion parameter. Change all callers.
1680 (script_register_vers_node): Don't require a non-NULL tag.
1681 * script.h (class Version_script_info): Update declarations.
1682 (Version_script_info::get_symbol_version): Change return type to
1683 bool. Add version parameter. Change all callers.
1684 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1685 handling. Handle an empty version from a version script.
1686 (Symbol_table::define_special_symbol): Likewise.
1687 * testsuite/ver_test_10.script: New file.
1688 * testsuite/ver_test_10.sh: New file.
1689 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1690 (check_DATA): Add ver_test_10.syms.
1691 (ver_test_10.syms, ver_test_10.so): New target.
1692 * testsuite/Makefile.in: Rebuild.
1694 2008-07-23 Simon Baldwin <simonb@google.com>
1696 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1697 to zero for undefined symbols from dynamic libraries.
1699 2008-07-23 Ian Lance Taylor <iant@google.com>
1701 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1703 * symtab.h (class Symbol_table): Update declaration.
1704 * testsuite/ver_test_9.cc: New file.
1705 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1706 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1707 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1708 (ver_test_9.so, ver_test_9.o): New targets.
1709 * testsuite/Makefile.in: Rebuild.
1711 2008-07-22 Ian Lance Taylor <iant@google.com>
1713 * options.h (class General_options): Define --check-sections.
1714 * layout.cc (Layout::set_segment_offsets): Handle
1717 * options.h (class General_options): Define -n/--nmagic and
1719 * options.cc (General_options::finalize): For -n/--nmagic or
1720 -N/--omagic, set -static.
1721 * layout.cc (Layout::attach_allocated_section_to_segment): If
1722 -N/--omagic, don't put read-only and read-write sections in
1724 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1725 finding a read-only segment.
1726 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1727 don't set the minimum segment alignment to the common page size,
1728 and don't set the file offset to the address modulo the page size.
1729 * script-sections.cc (Script_sections::create_segments): If
1730 -n/--omagic, don't put read-only and read-write sections in
1733 * cref.cc: New file.
1735 * options.h (class General_options): Add --print-symbol-counts.
1736 * main.cc (main): Issue defined symbol report if requested.
1737 * archive.cc (Archive::interpret_header): Make into a const member
1739 (Archive::add_symbols): Call Input_objects::archive_start and
1741 (Archive::const_iterator): Define new class.
1742 (Archive::begin, Archive::end): New functions.
1743 (Archive::include_all_members): Rewrite to use iterator.
1744 (Archive::count_members): New function.
1745 * archive.h (class Archive): Update declarations.
1746 (Archive::filename): New function.
1747 * object.cc: Include "cref.h".
1748 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1749 (Sized_relobj::do_get_global_symbol_counts): New function.
1750 (Input_objects::add_object): Add object to cross-referencer.
1751 (Input_objects::archive_start): New function.
1752 (Input_objects::archive_stop): New function.
1753 (Input_objects::print_symbol_counts): New function.
1754 * object.h: Declare Cref and Archive.
1755 (Object::get_global_symbol_counts): New function.
1756 (Object::do_get_global_symbol_counts): New pure virtual function.
1757 (class Sized_relobj): Add defined_count_ field. Update
1759 (class Input_objects): Add cref_ field. Update constructor.
1760 Update declarations.
1761 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1763 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1765 (Sized_dynobj::do_get_global_symbol_counts): New function.
1766 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1767 defined_count_. Update declarations. Define Symbols typedef.
1768 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1769 parameter. Change all callers.
1770 (Symbol_table::add_from_dynobj): Add sympointers and defined
1771 parameters. Change all callers.
1772 * symtab.h (class Symbol_table): Update declarations.
1773 * Makefile.am (CCFILES): Add cref.cc.
1774 (HFILES): Add cref.h.
1775 * Makefile.in: Rebuild.
1777 2008-07-22 Simon Baldwin <simonb@google.com>
1779 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1780 to zero when writing undefined symbols.
1782 2008-07-22 Ian Lance Taylor <iant@google.com>
1784 * output.cc (Output_section::add_input_section): Don't try to
1785 merge empty merge sections.
1787 2008-07-21 Craig Silverstein <csilvers@google.com>
1789 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1790 Include symbol version in error message.
1792 2008-07-20 Chris Demetriou <cgd@google.com>
1794 * configure.ac (gold_cv_c_random_seed): New configured variable.
1795 (RANDOM_SEED_CFLAGS): New substituted variable.
1796 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1797 * configure: Rebuild.
1798 * Makefile.in: Likewise.
1799 * testsuite/Makefile.in: Likewise.
1801 2008-07-18 Ian Lance Taylor <iant@google.com>
1803 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1804 where we see NAME/NULL and NAME/VERSION as separate symbols.
1805 * testsuite/ver_test_main.cc (main): Call t4.
1806 (t4, t4_2a): Define.
1807 * testsuite/ver_test_2.cc (t4_2): Define.
1808 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1809 * testsuite/ver_test_4.cc (t4_2a): Define.
1810 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1811 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1813 2008-07-17 Ian Lance Taylor <iant@google.com>
1815 * dynobj.cc (Versions::add_def): If we give an error about a
1816 missing version, go ahead and create the version anyhow.
1818 2008-07-10 Ian Lance Taylor <iant@google.com>
1820 Handle output sections with more than 0x7fffffff bytes.
1821 * object.h (class Relobj): Change map_to_output_ to
1822 output_sections_, and just keep a section pointer. Change all
1823 uses. Move comdat group support to Sized_relobj.
1824 (Relobj::is_section_specially_mapped): Remove.
1825 (Relobj::output_section): Remove poff parameter. Change all
1827 (Relobj::output_section_offset): New function.
1828 (Relobj::set_section_offset): Rewrite.
1829 (Relobj::map_to_output): Remove.
1830 (Relobj::output_sections): New function.
1831 (Relobj::do_output_section_offset): New pure virtual function.
1832 (Relobj::do_set_section_offset): Likewise.
1833 (class Sized_relobj): Add section_offsets_ field. Add comdat
1834 group support from Relobj. Update declarations.
1835 (Sized_relobj::get_output_section_offset): New function.
1836 (Sized_relobj::do_output_section_offset): New function.
1837 (Sized_relobj::do_set_section_offset): New function.
1838 * object.cc (Relobj::output_section_address): Remove.
1839 (Sized_relobj::Sized_relobj): Initialize new fields.
1840 (Sized_relobj::include_section_group): Cast find_kept_object to
1842 (Sized_relobj::include_linkonce_section): Likewise.
1843 (Sized_relobj::do_layout): Use separate arrays for output section
1845 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1847 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1848 output_sections and section_offsets.
1849 (Sized_relobj::write_local_symbols): Likewise.
1850 (map_to_kept_section): Compute output address directly.
1851 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1852 output_sections and section_offsets.
1853 (Sized_relobj::write_sections): Likewise.
1854 (Sized_relobj::relocate_sections): Likewise.
1855 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1856 * output.h (class Output_reloc): Update declarations. Change
1857 u2_.relobj to Sized_relobj*.
1858 (class Output_data_reloc): Change add functions to use
1860 * output.cc (Output_reloc::Output_reloc): Change relobj to
1862 (Output_reloc::local_section_offset): Change return type to
1863 Elf_Addr. Use get_output_section_offset.
1864 (Output_reloc::get_address): Likewise.
1865 (Output_section::is_input_address_mapped): Don't call
1866 is_section_specially_mapped.
1867 (Output_section::output_offset): Likewise.
1868 (Output_section::output_address): Likewise.
1869 (Output_section::starting_output_address): Likewise.
1870 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1871 parameter to Sized_relobj*.
1872 (Copy_relocs::need_copy_reloc): Likewise.
1873 (Copy_relocs::save): Likewise.
1874 * copy-relocs.h (class Copy_relocs): Update declarations.
1875 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1876 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1877 * target-reloc.h (relocate_for_relocatable): Change
1878 offset_in_output_section type to Elf_Addr. Change code that uses
1880 * layout.cc (Layout::layout): Always set *off.
1881 * mapfile.cc (Mapfile::print_input_section): Use
1882 output_section_offset.
1883 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1885 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1886 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1887 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1889 2008-07-03 Ian Lance Taylor <iant@google.com>
1891 * layout.cc (Layout::include_section): Do not discard unrecognized
1892 SHT_STRTAB sections.
1894 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1896 * script.cc (Lex::can_continue_name): Make '?' allowable in
1897 version-script names.
1898 * testsuite/version_script.map: Change glob pattern to use '?'
1900 2008-06-30 Manish Singh <yosh@gimp.org>
1903 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1906 2008-06-30 Ian Lance Taylor <iant@google.com>
1910 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1911 versions]: Don't try to read the value in the contents, since we
1912 don't use it. Use the template endianness when writing.
1914 2008-06-25 Cary Coutant <ccoutant@google.com>
1916 * fileread.cc (File_read::make_view): Assert on zero-length view.
1917 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1918 symbol table when there are no symbols to read.
1920 2008-06-23 Craig Silverstein <csilvers@google.com>
1922 * version.cc (version_string): Bump to 1.7
1924 2008-06-18 Craig Silverstein <csilvers@google.com>
1926 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1927 constant 0xFFFF to type Valtype.
1928 (Powerpc_relocate_functions::rel16_ha): Likewise.
1930 2008-06-17 Ian Lance Taylor <iant@google.com>
1932 * output.h (Output_section::Input_section): Initialize p2align_ to
1933 zero for Output_section_data constructors.
1934 (Output_section::Input_section::addralign): If not an input
1935 section, return the alignment of the Output_section_data.
1936 * testsuite/copy_test.cc: New file.
1937 * testsuite/copy_test_1.cc: New file.
1938 * testsuite/copy_test_2.cc: New file.
1939 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1940 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1941 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1942 (copy_test_1_pic.o, copy_test_1.so): New targets.
1943 (copy_test_2_pic.o, copy_test_2.so): New targets.
1944 * testsuite/Makefile.in: Rebuild.
1946 * script-sections.cc (Script_sections::place_orphan): Initialize
1947 local variable exact.
1949 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1951 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1953 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1954 David S. Miller <davem@davemloft.net>
1956 * powerpc.cc: New file.
1957 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1958 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1959 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1960 * Makefile.in: Rebuild.
1962 2008-06-09 Ian Lance Taylor <iant@google.com>
1964 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1966 (throwing, orig_terminate): New static variables.
1967 (terminate_handler): New static function.
1968 (t2): Set terminate handler.
1970 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1973 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1976 2008-05-30 Cary Coutant <ccoutant@google.com>
1978 * archive.cc (Archive::include_all_members) Correct to step
1979 over symbol table and extended name table in thin archives.
1981 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1984 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1987 2008-05-28 Caleb Howe <cshowe@google.com>
1989 * reduced_debug_output.cc: New file.
1990 * reduced_debug_output.h: New file.
1991 * options.h (class General_options): Add --strip-debug-non-line.
1992 * options.cc (General_options::finalize): Add strip_debug_non_line
1993 to the strip heirarchy.
1994 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1996 * layout.cc: Include "reduced_debug_output.h".
1997 (Layout::Layout): Initialize new fields.
1998 (line_only_debug_sections): New static array.
1999 (is_lines_only_debug_sections): New static inline function.
2000 (Layout::include_section): Handle --strip-debug-non-line.
2001 (Layout::make_output_section): If --strip-debug-non-line, build
2002 new output sections for .debug_abbrev and .debug_info.
2003 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2004 gold. Warn about possible overflow.
2005 (read_signed_LEB_128): Likewise.
2006 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2007 (read_signed_LEB_128): Declare.
2008 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2009 (HFILES): Add reduced_debug_output.h.
2010 * Makefile.in: Rebuild.
2012 2008-05-21 Ian Lance Taylor <iant@google.com>
2014 * mapfile.cc: New file.
2015 * mapfile.h: New file.
2016 * options.h (class General_options): Add -M/--print-map and -Map.
2017 * options.cc (General_options::finalize): Make -M equivalent to
2019 * main.cc: Include <cstdio> and "mapfile.h".
2020 (main): Open mapfile if requested.
2021 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2022 constructor. Change caller.
2023 (queue_initial_tasks): Add mapfile parameter. Change caller.
2024 (queue_middle_tasks): Likewise.
2025 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2027 * archive.cc: Include "mapfile.h".
2028 (Archive::add_symbols): Add mapfile parameter. Change all
2029 callers. Pass mapfile, symbol, and reason to include_member.
2030 (Archive::include_all_members): Add mapfile parameter. Change all
2032 (Archive::include_member): Add mapfile, sym, and why parameters.
2033 Change all callers. Report inclusion to map file.
2034 * archive.h: Include "fileread.h".
2035 (class Archive): Update declarations.
2036 (Archive::file): New const method.
2037 (class Add_archive_symbols): Add mapfile_ field. Update
2038 constructor. Change all callers.
2039 * readsyms.h (class Read_symbols): Likewise.
2040 (class Finish_group): Likewise.
2041 (class Read_script): Likewise.
2042 * common.cc: Include "mapfile.h".
2043 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2045 (Symbol_table::do_allocate_commons): Likewise.
2046 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2047 symbol allocation to mapfile.
2048 * common.h (class Allocate_commons_task): Add mapfile_ field.
2049 Update constructor. Change all callers.
2050 * symtab.h (class Symbol_table): Update declarations.
2051 * layout.cc: Include "mapfile.h".
2052 (Layout_task_runner::run): Print information to mapfile.
2053 (Layout::create_gold_note): Change Output_data_fixed_space to
2054 Output_data_zero_fill.
2055 (Layout::create_build_id): Likewise.
2056 (Layout::print_to_mapfile): New function.
2057 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2058 constructor. Change caller.
2059 (class Layout): Declare print_to_mapfile.
2060 * output.cc (Output_section::Input_section::print_to_mapfile): New
2062 (Output_section::add_input_section): If producing a map, always
2063 add to input_sections_ list.
2064 (Output_section::do_print_to_mapfile): New function.
2065 (Output_segment::print_sections_to_mapfile): New function.
2066 (Output_segment::print_section_list_to_mapfile): New function.
2067 * output.h: Include "mapfile.h".
2068 (Output_data::print_to_mapfile): New function.
2069 (Output_data::do_print_to_mapfile): New virtual function.
2070 (Output_segment_headers::do_print_to_mapfile): New function.
2071 (Output_file_header::do_print_to_mapfile): New function.
2072 (Output_data_const::do_print_to_mapfile): New function.
2073 (class Output_data_const_buffer): Add map_name_ field. Update
2074 constructor. Change all callers. Add do_print_to_mapfile
2076 (class Output_data_fixed_space): Likewise.
2077 (class Output_data_space): Likewise.
2078 (class Output_data_zero_fill): New class.
2079 (Output_data_strtab::do_print_to_mapfile): New function.
2080 (Output_data_reloc_base::do_print_to_mapfile): New function.
2081 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2082 (Output_data_group::do_print_to_mapfile): New function.
2083 (Output_data_got::do_print_to_mapfile): New function.
2084 (Output_data_dynamic::do_print_to_mapfile): New function.
2085 (Output_symtab_xindex::do_print_to_mapfile): New function.
2086 (class Output_section): Declare do_print_to_mapflie. Declare
2087 print_to_mapfile in Input_section.
2088 (class Output_segment): Declare new functions.
2089 * object.h (Sized_relobj::symbol_count): New function.
2090 * script-sections.cc
2091 (Output_section_element_dot_assignment::set_section_addresses):
2092 Change Output_data_fixed_space to Output_data_zero_fill.
2093 (Output_data_expression::do_print_to_mapfile): New function.
2094 * script.cc (read_input_script): Add mapfile parameter. Change
2096 * script.h (read_input_script): Update declaration.
2097 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2098 (Eh_frame::do_print_to_mapfile): New function.
2099 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2100 (Output_merge_string::do_print_to_mapfile): New function.
2101 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2103 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2105 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2107 * Makefile.am (CCFILES): Add mapfile.cc.
2108 (HFILES): Add mapfile.h.
2109 * Makefile.in: Rebuild.
2111 2008-05-19 Ian Lance Taylor <iant@google.com>
2113 * options.h (class General_options): Add -z relro.
2114 * layout.cc (Layout::Layout): Initialize relro_segment_.
2115 (Layout::add_output_section_data): Return the output section.
2116 (Layout::make_output_section): Rcognize relro sections and mark
2118 (Layout::attach_allocated_section_to_segment): Put relro sections
2119 in a PT_GNU_RELRO segment.
2120 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2122 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2124 (Layout::linkonce_mapping): Map d.rel.ro.local to
2126 (Layout::output_section_name): Us .data.rel.ro.local for any
2127 section which begins with that.
2128 * layout.h (class Layout): Update add_output_section_data
2129 declaration. Add relro_segment_ field.
2130 * output.cc (Output_section::Output_section): Initialize is_relro_
2131 and is_relro_local_ fields.
2132 (Output_segment::add_output_section): Group relro sections.
2133 (Output_segment::is_first_section_relro): New function.
2134 (Output_segment::maximum_alignment): If there is a relro section,
2135 align the segment to the common page size.
2136 (Output_segment::set_section_addresses): Track whether we are
2137 looking at relro sections. If the last section is a relro
2138 section, align to the common page size.
2139 (Output_segment::set_section_list_addresses): Add in_relro
2140 parameter. Change all callers. Align to the page size when
2141 moving from relro to non-relro section.
2142 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2144 * output.h (class Output_section): Add is_relro_ and
2145 is_relro_local_ fields.
2146 (Output_section::is_relro): New function.
2147 (Output_section::set_is_relro): New function.
2148 (Output_section::is_relro_local): New function.
2149 (Output_section::set_is_relro_local): New function.
2150 (class Output_segment): Update declarations.
2151 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2152 * sparc.cc (Target_sparc::got_section): Likewise.
2153 * x86_64.cc (Target_x86_64::got_section): Likewise.
2154 * testsuite/relro_test_main.cc: New file.
2155 * testsuite/relro_test.cc: New file.
2156 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2157 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2158 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2159 (relro_test.so, relro_test_pic.o): New targets.
2160 * testsuite/Makefile.in: Rebuild.
2162 2008-05-16 Ian Lance Taylor <iant@google.com>
2164 * output.cc (Output_segment::add_output_section): Remove front
2166 * output.h (class Output_segment): Remove
2167 add_initial_output_section and overloaded add_output_section.
2168 Update declaration of remaining add_output_section.
2169 * layout.cc (Layout::create_interp): Call add_output_section
2170 rather than add_initial_output_section.
2171 (Layout::finish_dynamic_section): Likewise.
2173 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2174 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2175 know the dynamic type.
2176 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2177 field. Initialize it in constructor.
2178 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2179 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2180 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2183 * output.cc (Output_reloc::get_address): Change return type to
2185 * output.h (class Output_reloc): Update get_address declaration.
2186 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2187 for section addresses.
2189 2008-05-09 Ian Lance Taylor <iant@google.com>
2192 * gold.cc (gold_nomem): Use return value of write.
2194 2008-05-08 Ian Lance Taylor <iant@google.com>
2196 * symtab.c (Symbol::init_base_output_data): Add version
2197 parameter. Change all callers.
2198 (Symbol::init_base_output_segment): Likewise.
2199 (Symbol::init_base_constant): Likewise.
2200 (Symbol::init_base_undefined): Likewise.
2201 (Sized_symbol::init_output_data): Likewise.
2202 (Sized_symbol::init_output_segment): Likewise.
2203 (Sized_symbol::init_constant): Likewise.
2204 (Sized_symbol::init_undefined): Likewise.
2205 (Symbol_table::do_define_in_output_data): If the new symbol has a
2206 version, mark it as the default.
2207 (Symbol_table::do_define_in_output_segment): Likewise.
2208 (Symbol_table::do_define_as_constant): Likewise.
2209 * symtab.h (class Symbol): Update declarations.
2210 (class Sized_symbol): Likewise.
2211 * resolve.cc (Symbol::override_version): New function.
2212 (Symbol::override_base): Call override_version.
2213 (Symbol::override_base_with_special): Likewise.
2214 * testsuite/ver_script_8.script: New file.
2215 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2216 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2217 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2218 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2220 2008-05-06 Ian Lance Taylor <iant@google.com>
2223 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2225 (class General_options): Remove existing --undefined, and add
2226 --no-undefined instead. Add new --undefined as synonym for -u.
2227 * archive.cc (Archive::add_symbols): Check whether symbol was
2229 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2230 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2231 all uses. Add IS_UNDEFINED. Update declarations to split
2232 different versions of init_base. Declare init_base_undefined.
2233 (Symbol::is_defined): Handle IS_UNDEFINED.
2234 (Symbol::is_undefined): Likewise.
2235 (Symbol::is_weak_undefined): Call is_undefined.
2236 (Symbol::is_absolute): Handle IS_CONSTANT.
2237 (class Sized_symbol): Update declarations to split different
2238 versions of init. Declare init_undefined.
2239 (class Symbol_table): Declare new functions.
2240 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2242 (Symbol::init_base_output_data): Likewise.
2243 (Symbol::init_base_output_segment): Likewise.
2244 (Symbol::init_base_constant): Likewise.
2245 (Symbol::init_base_undefined): New function.
2246 (Sized_symbol::init_object): Rename from init. Change all
2248 (Sized_symbol::init_output_data): Likewise.
2249 (Sized_symbol::init_output_segment): Likewise.
2250 (Sized_symbol::init_constant): Likewise.
2251 (Sized_symbol::init_undefined): New function.
2252 (Symbol_table::add_undefined_symbols_from_command_line): New
2254 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2256 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2257 (Symbol::output_section): Likewise.
2258 (Symbol::set_output_section): Likewise.
2259 (Symbol_table::sized_finalize_symbol): Likewise.
2260 (Symbol_table::sized_write_globals): Likewise.
2261 * resolve.cc (Symbol_table::should_override): Likewise.
2262 (Symbol::override_base_with_special): Likewise.
2264 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2265 symbol, change it to have default visibility.
2266 * testsuite/protected_1.cc: New file.
2267 * testsuite/protected_2.cc: New file.
2268 * testsuite/protected_3.cc: New file.
2269 * testsuite/protected_main_1.cc: New file.
2270 * testsuite/protected_main_2.cc: New file.
2271 * testsuite/protected_main_3.cc: New file.
2272 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2273 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2274 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2275 (protected_1.so): New target.
2276 (protected_1_pic.o, protected_2_pic.o): New targets.
2277 (protected_3_pic.o): New target.
2278 (check_PROGRAMS): Add protected_2.
2279 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2280 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2281 * testsuite/Makefile.in: Rebuild.
2283 * options.h (DEFINE_var): Add set_user_set_##varname__.
2284 (DEFINE_bool_alias): New macro.
2285 (class General_options): Define -Bstatic using DEFINE_bool_alias
2286 rather than DEFINE_special. Add --undefined as an alias for -z
2288 * options.cc (General_options::parse_Bstatic): Remove.
2290 * options.h (class General_options): Add --fatal-warnings.
2291 * main.cc (main): Implement --fatal-warnings.
2292 * errors.h (Errors::warning_count): New function.
2294 * options.h (class General_options): Add -Bsymbolic-functions.
2295 * symtab.h (Symbol::is_preemptible): Check for
2296 -Bsymbolic-functions.
2298 2008-05-05 Ian Lance Taylor <iant@google.com>
2300 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2301 as noVARNAME rather than no-VARNAME.
2302 (class General_options): Add option -z combreloc.
2303 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2305 (Output_reloc::sort_before) [SHT_REL]: New function.
2306 (Output_reloc::sort_before) [SHT_RELA]: New function.
2307 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2308 Sort_relocs_comparison.
2309 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2310 parameter. Change all callers.
2311 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2312 sort_relocs parameter. Change all callers.
2313 * output.cc (Output_reloc::get_address): New function, broken out
2315 (Output_reloc::write_rel): Call it.
2316 (Output_reloc::compare): New function.
2317 (Output_data_reloc_base::do_write): Optionally sort relocs.
2319 * configure.ac: If targ_extra_obj is set, link it in.
2320 * configure.tgt: Initialize all variables.
2321 (x86_64*): Set targ_extra_obj and targ_extra_size.
2322 * configure: Rebuild.
2324 * object.cc (Sized_relobj::include_section_group): Adjust section
2325 indexes read from group data. Build vector to pass to
2327 * layout.cc (Layout::layout_group): Add flags and shndxes
2328 parameters. Remove contents parameter. Change caller. Update
2329 explicit instantiations.
2330 * layout.h (class Layout): Update layout_group declaration.
2331 * output.cc (Output_data_group::Output_data_group): Add flags and
2332 input_shndxes parameters. Remove contents parameter. Change
2334 (Output_data_group::do_write): Change input_sections_ to
2336 * output.h (class Output_data_group): Update constructor
2337 declaration. Rename input_sections_ to input_shndxes_.
2338 * testsuite/many_sections_test.cc: Add template.
2340 2008-04-30 Cary Coutant <ccoutant@google.com>
2342 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2344 * layout.cc (Layout::include_section): Refactored check for debug
2346 (Layout::add_comdat): Add new parameters. Change type
2347 of signature parameter. Add object and shndx to signatures table.
2348 (Layout::find_kept_object): New function.
2349 * layout.h: Include <cstring>.
2350 (Layout::is_debug_info_section): New function.
2351 (Layout::add_comdat): Add new parameters.
2352 (Layout::find_kept_object): New function.
2353 (Layout::Kept_section): New struct.
2354 (Layout::Signatures): Change type of map range.
2355 * object.cc (Relobj::output_section_address): New function.
2356 (Sized_relobj::include_section_group): Add new parameters. Change
2357 calls to Layout::add_comdat. Change to build table of kept comdat
2358 groups and table mapping discarded sections to kept sections.
2359 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2360 (Sized_relobj::do_layout): Change calls to include_section_group and
2361 include_linkonce_section.
2362 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2363 value to zero when section is discarded.
2364 (Sized_relobj::map_to_kept_section): New function.
2365 * object.h (Relobj::output_section_address): New function.
2366 (Relobj::Comdat_group): New type.
2367 (Relobj::find_comdat_group): New function.
2368 (Relobj::Comdat_group_table): New type.
2369 (Relobj::Kept_comdat_section): New type.
2370 (Relobj::Kept_comdat_section_table): New type.
2371 (Relobj::add_comdat_group): New function.
2372 (Relobj::set_kept_comdat_section): New function.
2373 (Relobj::get_kept_comdat_section): New function.
2374 (Relobj::comdat_groups_): New field.
2375 (Relobj::kept_comdat_sections_): New field.
2376 (Symbol_value::input_value): Update comment.
2377 (Sized_relobj::map_to_kept_section) New function.
2378 (Sized_relobj::include_linkonce_section): Add new parameter.
2379 * target-reloc.h (Comdat_behavior): New type.
2380 (get_comdat_behavior): New function.
2381 (relocate_section): Add code to map a discarded section to the
2382 corresponding kept section when applying a relocation.
2384 2008-04-30 Craig Silverstein <csilvers@google.com>
2386 * dwarf_reader.cc (next_generation_count): New static var.
2387 (Addr2line_cache_entry): New struct.
2388 (addr2line_cache): New static var.
2389 (Dwarf_line_info::one_addr2line): Added caching.
2390 (Dwarf_line_info::clear_addr2line_cache): New function.
2391 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2392 cache-size parameter.
2393 (Dwarf_line_info::one_addr2line_cache): New function.
2394 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2395 new cache-size argument to one_addr2line(), and clear cache.
2397 2008-04-28 Cary Coutant <ccoutant@google.com>
2399 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2400 R_386_PC8 relocations.
2402 2008-04-23 Ian Lance Taylor <iant@google.com>
2404 * object.cc (Sized_relobj::include_section_group): Check for
2405 invalid section group.
2407 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2410 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2411 than read for file header.
2412 * archive.cc (Archive::include_member): Likewise.
2414 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2416 * aclocal.m4: Regenerate.
2417 * configure: Regenerate.
2419 2008-04-19 Ian Lance Taylor <iant@google.com>
2421 * version.cc (version_string): Bump to 1.6.
2423 * testsuite/Makefile.am (many_sections_r_test): New target.
2424 (many_sections_r_test_SOURCES): Remove.
2425 (many_sections_r_test_DEPENDENCIES): Remove.
2426 (many_sections_r_test_LDFLAGS): Remove.
2427 (many_sections_r_test_LDADD): Remove.
2429 * object.cc (Sized_relobj::do_add_symbols): Always pass
2430 local_symbol_count_ to add_from_relobj.
2432 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2433 every thousand variables.
2434 * testsuite/Makefile.in: Rebuild.
2436 * object.cc (Xindex::initialize_symtab_xindex): New function.
2437 (Xindex::read_symtab_xindex): New function.
2438 (Xindex::sym_xindex_to_shndx): New function.
2439 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2441 (Sized_relobj::do_initialize_xindex): New function.
2442 (Sized_relobj::do_read_symbols): Adjust section links.
2443 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2444 parameter. Change all callers.
2445 (Sized_relobj::include_section_group): Adjust section links and
2446 symbol section indexes.
2447 (Sized_relobj::do_layout): Adjust section links.
2448 (Sized_relobj::do_count_local_symbols): Adjust section links and
2449 symbol section indexes.
2450 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2451 ordinary and special symbols.
2452 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2453 dynsym_xindex parameters. Change all callers. Adjust section
2454 links. Use SHN_XINDEX when needed.
2455 (Sized_relobj::get_symbol_location_info): Adjust section links.
2456 Don't get fooled by special symbols.
2457 * object.h (class Xindex): Define.
2458 (class Object): Add xindex_ parameter. Declare virtual functoin
2459 do_initialize_xindex.
2460 (Object::adjust_sym_shndx): New function.
2461 (Object::set_xindex): New protected function.
2462 (class Symbol_value): Add is_ordinary_shndx_ field.
2463 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2464 (Symbol_value::value): Assert ordinary section.
2465 (Symbol_value::initialize_input_to_output_map): Likewise.
2466 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2468 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2470 (class Sized_relobj): Update declarations.
2471 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2472 parameter. Change all callers.
2473 (Sized_relobj::adjust_shndx): New function.
2474 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2476 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2477 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2478 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2479 (Sized_dynobj::read_dynsym_section): Adjust section links.
2480 (Sized_dynobj::read_dynamic): Likewise.
2481 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2483 (Sized_dynobj::do_initialize_xindex): New function.
2484 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2485 do_initialize_xindex.
2486 (Sized_dynobj::adjust_shndx): New function.
2487 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2488 dynsym_xindex_ fields.
2489 (Layout::finalize): Add a call to set_section_indexes before
2490 creating the symtab sections.
2491 (Layout::set_section_indexes): Don't do anything if the section
2492 already has a section index.
2493 (Layout::create_symtab_sections): Add shnum parameter. Change
2494 caller. Create .symtab_shndx section if needed.
2495 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2497 (Layout::allocated_output_section_count): New function.
2498 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2500 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2501 fields. Update declarations.
2502 (Layout::symtab_xindex): New function.
2503 (Layout::dynsym_xindex): New function.
2504 (class Write_symbols_task): Add layout_ field.
2505 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2507 * output.cc (Output_section_headers::Output_section_headers): Add
2508 shstrtab_section parameter. Change all callers.
2509 (Output_section_headers::do_sized_write): Store overflow values
2510 for section count and section string table section index in
2511 section header zero.
2512 (Output_file_header::do_sized_write): Check for overflow of
2513 section count and section string table section index.
2514 (Output_symtab_xindex::do_write): New function.
2515 (Output_symtab_xindex::endian_do_write): New function.
2516 * output.h (class Output_section_headers): Add shstrtab_section_.
2517 Update declarations.
2518 (class Output_symtab_xindex): Define.
2519 (Output_section::has_out_shndx): New function.
2520 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2522 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2524 (Sized_symbol::init): Likewise.
2525 (Symbol::output_section): Check for ordinary symbol.
2526 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2527 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2529 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2530 Change all callers. Simplify handling of symbols from sections
2531 not included in the link.
2532 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2534 (Weak_alias_sorter::operator()): Assert that symbols are
2536 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2538 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2539 parameters. Change all callers.
2540 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2541 symbol distinction. Use SHN_XINDEX when needed.
2542 (Symbol_table::write_section_symbol): Add symtab_xindex
2543 parameter. Change all callers.
2544 (Symbol_table::sized_write_section_symbol): Likewise. Use
2545 SHN_XINDEX when needed.
2546 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2548 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2549 (Symbol::is_defined): Check is_ordinary.
2550 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2551 (Symbol::is_absolute, Symbol::is_common): Likewise.
2552 (class Sized_symbol): Update declarations.
2553 (class Symbol_table): Update declarations.
2554 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2555 parameters. Change all callers.
2556 (Sized_symbol::override): Likewise.
2557 (Symbol_table::override): Likewise.
2558 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2559 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2560 is_ordinary, and orig_st_shndx parameters. Change all callers.
2561 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2562 to be in an ordinary section.
2563 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2564 object and is_ordinary parameters. Change all callers.
2565 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2566 Change all callers. Don't add undefined or non-ordinary symbols
2568 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2570 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2572 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2573 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2574 (Sized_relobj::relocate_sections): Likewise.
2575 * target-reloc.h (scan_relocs): Adjust section symbol index.
2576 (scan_relocatable_relocs): Likewise.
2577 * i386.cc (Scan::local): Check for ordinary symbols.
2578 * sparc.cc (Scan::local): Likewise.
2579 * x86_64.cc (Scan::local): Likewise.
2580 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2581 to symbol_section_and_value.
2582 * testsuite/many_sections_test.cc: New file.
2583 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2584 (check_PROGRAMS): Add many_sections_test.
2585 (many_sections_test_SOURCES): Define.
2586 (many_sections_test_DEPENDENCIES): Define.
2587 (many_sections_test_LDFLAGS): Define.
2588 (BUILT_SOURCES): Add many_sections_define.h.
2589 (many_sections_define.h): New target.
2590 (BUILT_SOURCES): Add many_sections_check.h.
2591 (many_sections_check.h): New target.
2592 (check_PROGRAMS): Add many_sections_r_test.
2593 (many_sections_r_test_SOURCES): Define.
2594 (many_sections_r_test_DEPENDENCIES): Define.
2595 (many_sections_r_test_LDFLAGS): Define.
2596 (many_sections_r_test_LDADD): Define.
2597 (many_sections_r_test.o): New target.
2598 * testsuite/Makefile.in: Rebuild.
2600 2008-04-17 Cary Coutant <ccoutant@google.com>
2602 * errors.cc (Errors::info): New function.
2603 (gold_info): New function.
2604 * errors.h (Errors::info): New function.
2605 * gold.h (gold_info): New function.
2606 * object.cc (Input_objects::add_object): Print trace output.
2607 * options.cc (options::parse_set): New function.
2608 (General_options::parse_wrap): Deleted.
2609 (General_options::General_options): Deleted initializer.
2610 * options.h (options::String_set): New typedef.
2611 (options::parse_set): New function.
2612 (DEFINE_set): New macro.
2613 (General_options::wrap): Changed to use DEFINE_set. Changed
2614 callers of any_wrap_symbols and is_wrap_symbol.
2615 (General_options::trace, General_options::trace_symbol):
2617 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2618 (General_options::wrap_symbols_): Deleted.
2619 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2621 2008-04-17 David S. Miller <davem@davemloft.net>
2623 * options.cc (General_options::parse_V): New function.
2624 * options.h: Add entries for -V and -Qy.
2626 2008-04-17 Ian Lance Taylor <iant@google.com>
2628 * common.cc (Symbol_table::allocate_commons): Remove options
2629 parameter. Change caller.
2630 (Symbol_table::do_allocate_commons): Remove options parameter.
2631 Change caller. Just call do_allocate_commons_list twice.
2632 (Symbol_table::do_allocate_commons_list): New function, broken out
2633 of do_allocate_commons.
2634 * common.h (class Allocate_commons_task): Remove options_ field.
2636 * symtab.cc (Symbol_table::Symbol_table): Initialize
2638 (Symbol_table::add_from_object): Put TLS common symbols on
2640 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2641 which are IN_OUTPUT_DATA.
2642 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2643 allocate_commons and do_allocate_commons declarations. Declare
2644 do_allocate_commons_list.
2645 * gold.cc (queue_middle_tasks): Update creation of
2646 Allocate_commons_task to not pass options.
2647 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2648 (TLS_TEST_C_FLAGS): New variable.
2649 (tls_test_c_pic.o): New target.
2650 (tls_test_shared.so): Link in tls_test_c_pic.o.
2651 (tls_test_c_pic_ie.o): New target.
2652 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2653 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2654 (tls_test_c.o): New target.
2655 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2656 (tls_pic_test_LDADD): Likewise.
2657 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2658 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2659 (tls_test_c_gnu2.o): New target.
2660 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2662 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2663 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2664 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2665 * testsuite/tls_test.cc: Include "config.h".
2666 (t_last): Call t11_last.
2667 * testsuite/tls_test.h (t11, t11_last): Declare.
2668 * testsuite/tls_test_c.c: New file.
2669 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2670 * configure.ac: Check for OpenMP support.
2671 * configure, config.in, Makefile.in: Rebuild.
2672 * testsuite/Makefile.in: Rebuild.
2674 2008-04-16 Cary Coutant <ccoutant@google.com>
2676 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2677 (Target_i386::tls_base_symbol_defined_): New field.
2678 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2679 (Target_i386::Scan::global): Likewise.
2680 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2681 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2682 (Target_x86_64::tls_base_symbol_defined_): New field.
2683 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2684 (Target_x86_64::Scan::global): Likewise.
2686 2008-04-16 Cary Coutant <ccoutant@google.com>
2688 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2689 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2690 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2691 building shared libraries.
2692 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2693 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2694 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2695 * testsuite/Makefile.in: Rebuild.
2696 * testsuite/weak_undef.h: New file.
2697 * testsuite/weak_undef_file1.cc: Add extra test cases.
2698 * testsuite/weak_undef_file2.cc: Likewise.
2699 * testsuite/weak_undef_test.cc: Likewise.
2701 2008-04-16 David S. Miller <davem@davemloft.net>
2703 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2704 Add issued_non_pic_error_ field. Declare check_non_pic.
2705 (Target_sparc::Scan::check_non_pic): New function.
2706 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2707 (Target_sparc::Scan::global): Likewise.
2709 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2710 * configure: Rebuild.
2712 * options.h (DEFINE_enable): New macro.
2713 (new_dtags): New enable option.
2714 (initfirst, interpose, loadfltr, nodefaultlib,
2715 nodelete, nodlopen, nodump): New -z options.
2716 * layout.cc (Layout:finish_dynamic_section): If new
2717 dtags enabled, emit DT_RUNPATH. Also, emit a
2718 DT_FLAGS_1 containing any specified -z flags.
2720 2008-04-16 Ian Lance Taylor <iant@google.com>
2722 * copy-relocs.cc: New file.
2723 * copy-relocs.h: New file.
2724 * reloc.cc: Remove Copy_relocs code.
2725 * reloc.h: Likewise.
2726 * reloc-types.h (struct Reloc_types) [both versions]: Add
2727 get_reloc_addend_noerror.
2728 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2729 variants of add_global which take an addend which must be zero.
2730 * i386.cc: Include "copy-relocs.h".
2731 (class Target_i386): Change type of copy_relocs_ to variable,
2733 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2735 (Target_i386::do_finalize_sections): Change handling of
2737 * sparc.cc: Include "copy-relocs.h".
2738 (class Target_sparc): Change type of copy_relocs_ to variable,
2740 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2742 (Target_sparc::do_finalize_sections): Change handling of
2744 * x86_64.cc: Include "copy-relocs.h".
2745 (class Target_x86_64): Change type of copy_relocs_ to variable,
2747 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2748 class. Change all callers.
2749 (Target_x86_64::do_finalize_sections): Change handling of
2751 * Makefile.am (CCFILES): Add copy-relocs.cc.
2752 (HFILES): Add copy-relocs.h.
2754 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2756 * testsuite/script_test_4.sh: Permit leading zeroes.
2758 2008-04-15 Ian Lance Taylor <iant@google.com>
2760 * script-sections.cc (Script_sections::create_segments): Use
2761 header_size_adjustment even when there is enough room for the
2763 * testsuite/script_test_4.sh: New file.
2764 * testsuite/script_test_4.t: New file.
2765 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2766 (check_DATA): Add script_test_4.stdout.
2767 (MOSTLYCLEANFILES): Likewise.
2768 (script_test_4): New target.
2769 (script_test_4.stdout): New target.
2770 * testsuite/Makefile.in: Rebuild.
2772 * sparc.cc: Add definitions for Output_data_plt_sparc class
2775 2008-04-14 David S. Miller <davem@davemloft.net>
2777 * sparc.cc: New file.
2778 * Makefile.am (TARGETSOURCES): Add sparc.cc
2779 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2780 * configure.tgt: Document targ_extra_size and
2781 targ_extra_big_endian. Add entries for sparc-* and
2783 * configure.ac: Handle targ_extra_size and
2784 targ_extra_big_endian.
2785 * Makefile.in: Rebuild.
2786 * configure: Likewise.
2787 * po/POTFILES.in: Likewise.
2788 * po/gold.pot: Likewise.
2790 2008-04-14 Ian Lance Taylor <iant@google.com>
2792 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2793 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2794 in the name/type/flags to section mapping. Don't call
2795 allocate_output_section.
2796 (Layout::choose_output_section): Change parameter from adjust_name
2797 to is_input_section. Don't permit input sections after sections
2798 are attached to segments. Don't call allocate_output_section.
2799 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2800 not write_enable_output_section.
2801 (Layout::make_output_section): Don't push to
2802 unattached_section_list_ nor call attach_to_segment. Call
2803 attach_section_to_segment if sections are attached.
2804 (Layout::attach_sections_to_segments): New function.
2805 (Layout::attach_section_to_segment): New function.
2806 (Layout::attach_allocated_section_to_segment): Rename from
2807 attach_to_segment. Remove flags parameter.
2808 (Layout::allocate_output_section): Remove function.
2809 (Layout::write_enable_output_section): Remove function.
2810 * layout.h (class Layout): Update for above changes. Add new
2811 field sections_are_attached_.
2812 * output.h (Output_section::update_flags_for_input_section): New
2814 * output.cc (Output_section::add_input_section): Call
2815 update_flags_for_input_section.
2816 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2818 2008-04-11 Cary Coutant <ccoutant@google.com>
2820 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2821 thought unnecessary.
2822 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2824 2008-04-11 Ian Lance Taylor <iant@google.com>
2826 * output.h (class Output_section_data): Remove inline definition
2828 * output.cc (Output_section_data::set_addralign): New function.
2830 2008-04-11 Cary Coutant <ccoutant@google.com>
2832 Add support for TLS descriptors for i386 and x86_64.
2833 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2834 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2835 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2837 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2838 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2839 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2841 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2842 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2843 Fix problem with initial-exec relocations.
2844 (Target_i386::Relocate::relocate_tls): Likewise.
2845 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2847 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2848 support for section-plus-offset dynamic table entries.
2849 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2850 (Output_data_dynamic::Dynamic_entry): Add support for
2851 section-plus-offset dynamic table entries.
2852 (Output_data_dynamic::Classification): Likewise.
2853 (Output_data_dynamic::classification_): Renamed offset_.
2854 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2855 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2856 (Target_x86_64::make_plt_section): New function.
2857 (Target_x86_64::reserve_tlsdesc_entries): New function.
2858 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2859 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2860 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2861 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2862 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2863 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2864 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2865 add extra PLT entry for TLS descriptors.
2866 (Output_data_plt_x86_64::got_): New field.
2867 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2868 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2870 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2872 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2873 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2874 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2875 R_386_TLS_DESC_CALL relocations.
2876 (Target_x86_64::Scan::global): Likewise.
2877 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2878 for TLS descriptors.
2879 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2880 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2881 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2882 GD-to-IE relaxation.
2883 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2884 and TLS_DESCRIPTORS.
2885 * Makefile.in: Rebuild.
2886 * configure: Rebuild.
2887 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2888 (tls_test_shared2.so): New target.
2889 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2890 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2891 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2892 (tls_shared_gd_to_ie_test_LDADD): New variable.
2893 (tls_shared_gnu2_gd_to_ie_test): New target.
2894 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2896 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2897 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2898 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2899 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2900 (tls_shared_gnu2_test): New target.
2901 (tls_test_gnu2_shared.so): New target.
2902 (tls_shared_gnu2_test_SOURCES): New variable.
2903 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2904 (tls_shared_gnu2_test_LDFLAGS): New variable.
2905 (tls_shared_gnu2_test_LDADD): New variable.
2906 * testsuite/Makefile.in: Rebuild.
2907 * testsuite/Makefile.
2909 2008-04-11 Ian Lance Taylor <iant@google.com>
2911 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2913 * testsuite/Makefile.in: Rebuild.
2915 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2917 * testsuite/script_test_2.cc (main): Adjust test.
2919 2008-04-11 David S. Miller <davem@davemloft.net>
2920 Ian Lance Taylor <iant@google.com>
2922 * options.h (General_options): Add entries for '-Y' and
2924 * options.cc (General_options:finalize): If -Y was used, add those
2925 entries to the library path instead of the default "/lib" and
2928 2008-04-11 David S. Miller <davem@davemloft.net>
2930 * testsuite/justsyms.t: Start at 0x100.
2931 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2932 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2934 * testsuite/script_test_2.cc: Adjust string and section length
2937 2008-04-09 Ian Lance Taylor <iant@google.com>
2940 * script-sections.cc (Sections_element::allocate_to_segment): Add
2942 (Output_section_definition::allocate_to_segment): Likewise.
2943 (Orphan_output_section::allocate_to_segment): Likewise.
2944 (Script_sections::attach_sections_using_phdrs_clause): Don't
2945 propagate non-PT_LOAD segments to orphan sections.
2946 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2947 readelf rather than objdump.
2948 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2949 .interp section and PT_INTERP segment are the same size.
2950 * testsuite/Makefile.in: Rebuild.
2952 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2953 aliases for symbols defined in the same object.
2954 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2955 (weak_alias_test_SOURCES): New variable.
2956 (weak_alias_test_DEPENDENCIES): New variable.
2957 (weak_alias_test_LDFLAGS): New variable.
2958 (weak_alias_test_LDADD): New variable.
2959 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2960 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2961 (weak_alias_test_3.o): New target.
2962 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2963 * testsuite/weak_alias_test_main.cc: New file.
2964 * testsuite/weak_alias_test_1.cc: New file.
2965 * testsuite/weak_alias_test_2.cc: New file.
2966 * testsuite/weak_alias_test_3.cc: New file.
2968 2008-04-08 Ian Lance Taylor <iant@google.com>
2970 * options.h (class General_options): Add --noinhibit-exec option.
2971 * main.cc (main): Check --noinhibit-exec.
2973 * options.h (class General_options): Define --wrap as a special
2974 option. Add wrap_symbols_ field.
2975 (General_options::any_wrap_symbols): New function.
2976 (General_options::is_wrap_symbol): New function.
2977 * options.cc (General_options::parse_wrap): New function.
2978 (General_options::General_options): Initialize wrap_symbols_.
2979 * symtab.cc (Symbol_table::wrap_symbol): New function.
2980 (Symbol_table::add_from_object): Handle --wrap.
2981 * symtab.h (class Symbol_table): Declare wrap_symbol.
2982 * target.h (Target::wrap_char): New function.
2983 (Target::Target_info): Add wrap_char field.
2984 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2985 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2986 * testsuite/testfile.cc (Target_test::test_target_info):
2989 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2992 * layout.h (class Layout): Add added_eh_frame_data_ field.
2993 * layout.cc (Layout::Layout): Initialize new field.
2994 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2995 output section until we find a section we merged successfully.
2996 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2997 that the size be non-zero.
2999 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3002 2008-04-08 Craig Silverstein <csilvers@google.com>
3004 * configure.ac: Export new conditional variable HAVE_ZLIB.
3005 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3007 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3008 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3010 2008-04-07 Ian Lance Taylor <iant@google.com>
3012 * version.cc (version_string): Set to "1.5".
3014 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3015 Add issued_non_pic_error_ field. Declare check_non_pic.
3016 (Target_x86_64::Scan::check_non_pic): New function.
3017 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3018 (Target_x86_64::Scan::global): Likewise.
3020 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3021 addend parameter. Change caller. Handle merge sections.
3022 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3023 Address to Addend. Don't add in the result of
3024 local_section_offset, pass down the addend and use the returned
3026 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3027 Update declarations of local_section_offset and symbol_value.
3028 * testsuite/two_file_test_1.cc (t18): New function.
3029 * testsuite/two_file_test_2.cc (f18): New function.
3030 * testsuite/two_file_test_main.cc (main): Call t18.
3031 * testsuite/two_file_test.h (t18, f18): Declare.
3033 * configure.ac: Don't test for objdump, c++filt, or readelf.
3034 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3036 (TEST_READELF): New variable.
3037 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3038 (check_PROGRAMS): Add two_file_strip_test.
3039 (two_file_strip_test): New target.
3040 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3041 (two_file_same_shared_strip_test_SOURCES): New variable.
3042 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3043 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3044 (two_file_same_shared_strip_test_LDADD): New variable.
3045 (two_file_shared_strip.so): New target.
3046 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3047 (ver_test_5.syms, ver_test_7.syms): Likewise.
3048 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3049 (strip_test_3.stdout): Use TEST_OBJDUMP.
3050 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3052 2008-04-04 Cary Coutant <ccoutant@google.com>
3054 * symtab.h (Symbol::is_weak_undefined): New function.
3055 (Symbol::is_strong_undefined): New function.
3056 (Symbol::is_absolute): New function.
3057 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3058 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3060 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3061 (weak_undef_test): New target.
3062 * testsuite/Makefile.in: Rebuild.
3063 * testsuite/weak_undef_file1.cc: New file.
3064 * testsuite/weak_undef_file2.cc: New file.
3065 * testsuite/weak_undef_test.cc: New file.
3067 2008-04-03 Craig Silverstein <csilvers@google.com>
3069 * compressed_output.h (class Output_compressed_section): Use
3071 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3073 (zlib_compressed_suffix): Removed.
3074 (Output_compressed_section::set_final_data_size): Use unsigned
3076 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3077 Fix linker invocation.
3078 (flagstest_o_specialfile_and_compress_debug_sections):
3080 * testsuite/Makefile.in: Regenerated.
3082 2008-04-02 David S. Miller <davem@davemloft.net>
3084 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3085 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3087 2008-04-02 Craig Silverstein <csilvers@google.com>
3091 2008-04-02 Ian Lance Taylor <iant@google.com>
3093 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3094 parameters. Update for new key type to views_. Change all
3096 (File_read::read): Adjust for byteshift in returned view.
3097 (File_read::add_view): New function, broken out of
3099 (File_read::make_view): New function, broken out of
3101 (File_read::find_or_make_view): Add offset and aligned
3102 parameters. Rewrite accordingly. Change all callers.
3103 (File_read::get_view): Add offset and aligned parameters. Adjust
3104 for byteshift in return value.
3105 (File_read::get_lasting_view): Likewise.
3106 * fileread.h (class File_read): Update declarations.
3107 (class File_read::View): Add byteshift_ field. Add byteshift to
3108 constructor. Add byteshift method.
3109 * archive.h (Archive::clear_uncached_views): New function.
3110 (Archive::get_view): Add aligned parameter. Change all callers.
3111 * object.h (Object::get_view): Add aligned parameter. Change all
3113 (Object::get_lasting_view): Likewise.
3115 * fileread.cc (File_read::release): Don't call clear_views if
3116 there are multiple objects.
3117 * fileread.h (File_read::clear_uncached_views): New function.
3118 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3121 2008-03-31 Cary Coutant <ccoutant@google.com>
3123 Add thin archive support.
3124 * archive.cc (Archive::armagt): New const.
3125 (Archive::setup): Remove task parameter and calls to unlock.
3126 (Archive::unlock_nested_archives): New function.
3127 (Archive::read_header): Add nested_off parameter. Change
3129 (Archive::interpret_header): Likewise.
3130 (Archive::include_all_members): Change to handle thin
3132 (Archive::include_member): Likewise.
3133 * archive.h (Archive::Archive): Add new parameters and
3135 (Archive::armagt): New const.
3136 (Archive::setup): Remove task parameter.
3137 (Archive::unlock_nested_archives): New function.
3138 (Archive::read_header): Add nested_off parameter.
3139 (Archive::interpret_header): Likewise.
3140 (Archive::Nested_archive_table): New typedef.
3141 (Archive::is_thin_archive_): New field.
3142 (Archive::nested_archives_): New field.
3143 (Archive::options_): New field.
3144 (Archive::dirpath_): New field.
3145 (Archive::task_): New field.
3146 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3147 for thin archives. Pass additional parameters to
3148 Archive::Archive. Unlock the archive file after calling
3151 2008-03-29 Ian Lance Taylor <iant@google.com>
3153 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3154 version symbol to be local.
3155 * testsuite/ver_test_4.sh: New file.
3156 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3157 (check_DATA): Add ver_test_4.syms.
3158 (ver_test_4.syms): New target.
3159 * testsuite/Makefile.in: Rebuild.
3162 (Output_section::Input_section_sort_entry::has_priority): New
3164 (Output_section::Input_section_sort_entry::match_file_name): New
3166 (Output_section::Input_section_sort_entry::match_section_name):
3168 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3170 (Output_section::Input_section_sort_entry::match_section_file):
3172 (Output_section::Input_section_sort_compare::operator()): Rewrite
3173 using new Input_section_sort_entry functions. Sort crtbegin and
3174 crtend first. Sort sections with no priority before sections with
3176 * testsuite/initpri1.c (d3): Check j != 4.
3177 (cd5): New constructor/destructor function.
3178 (main): Check j != 2.
3180 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3181 new symbol when resolving, don't call set_is_default.
3182 * testsuite/ver_test_7.cc: New file.
3183 * testsuite/ver_test_7.sh: New file.
3184 * testsuite/Makefile.am (ver_test_7.so): New target.
3185 (ver_test_7.o): New target.
3186 (check_SCRIPTS): Add ver_test_7.sh.
3187 (check_DATA): Add ver_test_7.syms.
3188 (ver_test_7.syms): New target.
3190 2008-03-28 Ian Lance Taylor <iant@google.com>
3192 * layout.cc (Layout::layout): If we see an input section with a
3193 name that needs sorting, set the must_sort flag for the output
3195 (Layout::make_output_section): If the name of the output section
3196 indicates that it might require sorting, set the may_sort flag.
3197 * output.h (Output_section::may_sort_attached_input_sections): New
3199 (Output_section::set_may_sort_attached_input_sections): New
3201 (Output_section::must_sort_attached_input_sections): New
3203 (Output_section::set_must_sort_attached_input_sections): New
3205 (class Output_section): Declare Input_section_sort_entry. Define
3206 Input_section_sort_compare. Declare
3207 sort_attached_input_sections. Add new fields:
3208 may_sort_attached_input_sections_,
3209 must_sort_attached_input_sections_,
3210 attached_input_sections_are_sorted_.
3211 * output.cc (Output_section::Output_section): Initialize new
3213 (Output_section::add_input_section): Add an entry to
3214 input_sections_ if may_sort or must_sort are true.
3215 (Output_section::set_final_data_size): Call
3216 sort_attached_input_sections if necessary.
3217 (Output_section::Input_section_sort_entry): Define new class.
3218 (Output_section::Input_section_sort_compare::operator()): New
3220 (Output_section::sort_attached_input_sections): New function.
3221 * configure.ac: Check whether the compiler supports constructor
3222 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3223 * testsuite/initpri1.c: New file.
3224 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3225 CONSTRUCTOR_PRIORITY.
3226 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3227 (initpri1_LDFLAGS): New variable.
3228 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3230 2008-03-27 Ian Lance Taylor <iant@google.com>
3232 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3233 * testsuite/common_test_1.c: New file.
3234 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3235 (common_test_1_SOURCES): New variable.
3236 (common_test_1_DEPENDENCIES): New variable.
3237 (common_test_1_LDFLAGS): New variable.
3239 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3240 and commons_ correctly when NAME/VERSION does not override
3242 * testsuite/ver_test_6.c: New file.
3243 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3244 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3245 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3247 2008-03-26 Ian Lance Taylor <iant@google.com>
3249 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3250 of an undefined symbol from a version script.
3251 * testsuite/Makefile.am (ver_test_5.so): New target.
3252 (ver_test_5.o): New target.
3253 (check_SCRIPTS): Add ver_test_5.sh.
3254 (check_DATA): Add ver_test_5.syms.
3255 (ver_test_5.syms): New target.
3256 * testsuite/ver_test_5.cc: New file.
3257 * testsuite/ver_test_5.script: New file.
3258 * testsuite/ver_test_5.sh: New file.
3259 * Makefile.in, testsuite/Makefile.in: Rebuild.
3262 Fix problems building gold with gcc 4.3.0.
3263 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3264 (gold_error_at_location, gold_warning_at_location): Use it.
3265 * configure.ac: Check whether we can compile and use a template
3266 function with a printf attribute.
3267 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3268 when jumping over bytes.
3269 * object.cc: Instantiate Object::read_section_data.
3270 * debug.h: Include <cstring>
3271 * dwarf_reader.cc: Include <algorithm>
3272 * main.cc: Include <cstring>.
3273 * options.cc: Include <cstring>.
3274 * output.cc: Include <cstring>.
3275 * script.cc: Include <cstring>.
3276 * script.h: Include <string>.
3277 * symtab.cc: Include <cstring> and <algorithm>.
3278 * target-select.cc: Include <cstring>.
3279 * version.cc: Include <string>.
3280 * testsuite/testmain.cc: Include <cstdlib>.
3281 * configure, config.in: Rebuild.
3283 2008-03-25 Ian Lance Taylor <iant@google.com>
3285 * options.cc: Include "../bfd/bfdver.h".
3286 (options::help): Print bug reporting address.
3288 * version.cc (print_version): Adjust output for current value of
3293 * options.cc (options::help): Print list of supported targets.
3294 * target-select.h: Include <vector>.
3295 (class Target_selector): Make machine_, size_, and is_big_endian_
3296 fields const. Add bfd_name_ and instantiated_target_ fields.
3297 (Target_selector::Target_selector): Add bfd_name parameter.
3298 (Target_selector::recognize): Make non-virtual, call
3300 (Target_selector::recognize_by_name): Make non-virtual, call
3301 do_recognize_by_name.
3302 (Target_selector::supported_names): New function.
3303 (Target_selector::bfd_name): New function.
3304 (Target_selector::do_instantiate_target): New pure virtual
3306 (Target_selector::do_recognize): New virtual function.
3307 (Target_selector::do_recognize_by_name): New virtual function.
3308 (Target_selector::instantiate_target): New private function.
3309 (supported_target_names): Declare.
3310 * target-select.cc (Target_selector::Target_selector): Update for
3311 new parameter and fields.
3312 (select_target_by_name): Check that the name matches before
3313 calling recognize_by_name.
3314 (supported_target_names): New function.
3315 * i386.cc (class Target_selector_i386): Update Target_selector
3316 constructor call. Remove recognize and recognize_by_name. Add
3317 do_instantiate_target.
3318 * x86_64.cc (class Target_selector_x86_64): Likewise.
3319 * testsuite/testfile.cc (class Target_selector_test): Update for
3320 changes to Target_selector.
3322 * README: Rewrite, with some notes on unsupported features.
3324 2008-03-24 Cary Coutant <ccoutant@google.com>
3326 * i386.cc (Target_i386::Got_type): New enum declaration.
3327 (Target_i386::Scan::local): Updated callers of Output_data_got
3329 (Target_i386::Scan::global): Likewise.
3330 (Target_i386::Relocate::relocate): Likewise.
3331 (Target_i386::Relocate::relocate_tls): Likewise.
3332 * object.h (Got_offset_list): New class.
3333 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3334 (Sized_relobj::local_got_offset): Likewise.
3335 (Sized_relobj::set_local_got_offset): Likewise.
3336 (Sized_relobj::local_has_tls_got_offset): Removed.
3337 (Sized_relobj::local_tls_got_offset): Removed.
3338 (Sized_relobj::set_local_tls_got_offset): Removed.
3339 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3340 * output.cc (Output_data_got::add_global): Added got_type parameter.
3341 (Output_data_got::add_global_with_rel): Likewise.
3342 (Output_data_got::add_global_with_rela): Likewise.
3343 (Output_data_got::add_global_pair_with_rel): New function.
3344 (Output_data_got::add_global_pair_with_rela): New function.
3345 (Output_data_got::add_local): Added got_type parameter.
3346 (Output_data_got::add_local_with_rel): Likewise.
3347 (Output_data_got::add_local_with_rela): Likewise.
3348 (Output_data_got::add_local_pair_with_rel): New function.
3349 (Output_data_got::add_local_pair_with_rela): New function.
3350 (Output_data_got::add_global_tls): Removed.
3351 (Output_data_got::add_global_tls_with_rel): Removed.
3352 (Output_data_got::add_global_tls_with_rela): Removed.
3353 (Output_data_got::add_local_tls): Removed.
3354 (Output_data_got::add_local_tls_with_rel): Removed.
3355 (Output_data_got::add_local_tls_with_rela): Removed.
3356 * output.h (Output_data_got::add_global): Added got_type parameter.
3357 (Output_data_got::add_global_with_rel): Likewise.
3358 (Output_data_got::add_global_with_rela): Likewise.
3359 (Output_data_got::add_global_pair_with_rel): New function.
3360 (Output_data_got::add_global_pair_with_rela): New function.
3361 (Output_data_got::add_local): Added got_type parameter.
3362 (Output_data_got::add_local_with_rel): Likewise.
3363 (Output_data_got::add_local_with_rela): Likewise.
3364 (Output_data_got::add_local_pair_with_rel): New function.
3365 (Output_data_got::add_local_pair_with_rela): New function.
3366 (Output_data_got::add_global_tls): Removed.
3367 (Output_data_got::add_global_tls_with_rel): Removed.
3368 (Output_data_got::add_global_tls_with_rela): Removed.
3369 (Output_data_got::add_local_tls): Removed.
3370 (Output_data_got::add_local_tls_with_rel): Removed.
3371 (Output_data_got::add_local_tls_with_rela): Removed.
3372 * resolve.cc (Symbol::override_base_with_special): Removed
3373 reference to has_got_offset_ field.
3374 * symtab.cc (Symbol::init_fields): Replaced initialization
3375 of got_offset_ with got_offsets_. Removed initialization
3377 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3378 (Symbol::got_offset): Likewise.
3379 (Symbol::set_got_offset): Likewise.
3380 (Symbol::has_tls_got_offset): Removed.
3381 (Symbol::tls_got_offset): Removed.
3382 (Symbol::set_tls_got_offset): Removed.
3383 (Symbol::got_offset_): Removed.
3384 (Symbol::tls_mod_got_offset_): Removed.
3385 (Symbol::tls_pair_got_offset_): Removed.
3386 (Symbol::got_offsets_): New field.
3387 (Symbol::has_got_offset): Removed.
3388 (Symbol::has_tls_mod_got_offset): Removed.
3389 (Symbol::has_tls_pair_got_offset): Removed.
3390 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3391 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3393 (Target_x86_64::Scan::global): Likewise.
3394 (Target_x86_64::Relocate::relocate): Likewise.
3395 (Target_x86_64::Relocate::relocate_tls): Likewise.
3397 2008-03-25 Ben Elliston <bje@au.ibm.com>
3399 * yyscript.y: Fix spelling error in comment.
3401 2008-03-24 Ian Lance Taylor <iant@google.com>
3403 * options.h (class General_options): Define build_id option.
3404 * layout.h (class Layout): Declare write_build_id, create_note,
3405 create_build_id. Add build_id_note_ member.
3406 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3407 "libiberty.h", "md5.h", "sha1.h".
3408 (Layout::Layout): Initialize eh_frame_data_,
3409 eh_frame_hdr_section_, and build_id_note_.
3410 (Layout::finalize): Call create_build_id.
3411 (Layout::create_note): New function, broken out of
3412 Layout::create_gold_note.
3413 (Layout::create_gold_note): Call create_note.
3414 (Layout::create_build_id): New function.
3415 (Layout::write_build_id): New function.
3416 (Close_task_runner::run): Call write_build_id.
3418 * x86_64.cc: Correct license to GPLv3.
3420 2008-03-23 Ian Lance Taylor <iant@google.com>
3422 * options.cc: Include "demangle.h".
3423 (parse_optional_string): New function.
3424 (parse_long_option): Handle takes_optional_argument.
3425 (parse_short_option): Update dash_z initializer. Handle
3426 takes_optional_argument.
3427 (General_options::General_options): Initialize do_demangle_.
3428 (General_options::finalize): Set do_demangle_. Handle demangling
3430 * options.h (parse_optional_string): Declare.
3431 (struct One_option): Add optional_arg field. Update constructor.
3432 Update call constructor calls. Add takes_optional_argument
3434 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3435 (DEFINE_optional_string): Define.
3436 (General_options::demangle): Change from DEFINE_bool to
3437 DEFINE_optional_string.
3438 (General_options::no_demangle): New function.
3439 (General_options::do_demangle): New function.
3440 (General_options::set_do_demangle): New function.
3441 (General_options::execstack_status_): Move definition to end of
3443 (General_options::static_): Likewise.
3444 (General_options::do_demangle_): New field.
3445 * object.cc (big_endian>::get_symbol_location_info): Call
3446 Options::do_demangle, not Options::demangle.
3447 * symtab.cc (demangle): Likewise.
3449 2008-03-22 Ian Lance Taylor <iant@google.com>
3451 * gold.h: Include <cstddef> and <sys/types.h>
3452 * options.h: Include <cstring>.
3454 2008-03-21 Ian Lance Taylor <iant@google.com>
3456 * Added source code to GNU binutils.
projects / deliverable / binutils-gdb.git / blob