1 2009-06-22 Ian Lance Taylor <iant@google.com>
3 * script-sections.cc (Script_sections::create_segments): Don't put
4 program headers in a PT_LOAD segment if -n or -N.
6 2009-06-22 Ian Lance Taylor <iant@google.com>
9 * options.h (class General_options): Add -z lazy and -z now. Sort
10 -z options into alphabetical order.
11 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
13 2009-06-21 Ian Lance Taylor <iant@google.com>
15 * layout.cc (Layout::make_output_section): Call
16 Target::new_output_section.
17 (Layout::attach_allocated_section_to_segment): Put large section
18 sections in a separate load segment with the large segment flag
20 (Layout::segment_precedes): Sort large data segments after other
22 (align_file_offset): New static function.
23 (Layout::set_segment_offsets): Use align_file_offset.
24 * output.h (class Output_section): Add is_small_section_ and
25 is_large_section_ fields.
26 (Output_section::is_small_section): New function.
27 (Output_section::set_is_small_section): New function.
28 (Output_section::is_large_section): New function.
29 (Output_section::set_is_large_section): New function.
30 (Output_section::is_large_data_section): New function.
31 (class Output_segment): Add is_large_data_segment_ field.
32 (Output_segment::is_large_data_segment): New function.
33 (Output_segment::set_is_large_data_segment): New function.
34 * output.cc (Output_section::Output_section): Initialize new
36 (Output_segment::Output_segment): Likewise.
37 (Output_segment::add_output_section): Add assertion that large
38 data sections always go in large data segments. Force small data
39 sections to the end of the list of data sections. Force small BSS
40 sections to the start of the list of BSS sections. For large BSS
41 sections to the end of the list of BSS sections.
42 * symtab.h (class Symbol): Declare is_common_shndx.
43 (Symbol::is_defined): Check Symbol::is_common_shndx.
44 (Symbol::is_common): Likewise.
45 (class Symbol_table): Define enum Commons_section_type. Update
46 declarations. Add small_commons_ and large_commons_ fields.
47 * symtab.cc (Symbol::is_common_shndx): New function.
48 (Symbol_table::Symbol_table): Initialize new fields.
49 (Symbol_table::add_from_object): Put small and large common
50 symbols in the right list.
51 (Symbol_table::sized_finalized_symbol): Check
52 Symbol::is_common_shndx.
53 (Symbol_table::sized_write_globals): Likewise.
54 * common.cc (Symbol_table::do_allocate_commons): Allocate new
55 common symbol lists. Don't call do_allocate_commons_list if the
57 (Symbol_table::do_allocate_commons_list): Remove is_tls
58 parameter. Add comons_section_type parameter. Change all
59 callers. Handle small and large common symbols.
60 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
61 Symbol::is_common_shndx.
62 * resolve.cc (symbol_to_bits): Likewise.
63 * target.h (Target::small_common_shndx): New function.
64 (Target::small_common_section_flags): New function.
65 (Target::large_common_shndx): New function.
66 (Target::large_common_section_flags): New function.
67 (Target::new_output_section): New function.
68 (Target::Target_info): Add small_common_shndx, large_common_shndx,
69 small_common_section_flags, and large_common_section_flags
71 (Target::do_new_output_section): New virtual function.
72 * arm.cc (Target_arm::arm_info): Initialize new fields.
73 * i386.cc (Target_i386::i386_info): Likewise.
74 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
76 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
77 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
78 (Target_x86_64::do_new_output_section): New function.
79 * configure.ac: Define conditional MCMODEL_MEDIUM.
80 * testsuite/Makefile.am (check_PROGRAMS): Add large.
81 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
82 (large_LDFLAGS): Define.
83 * testsuite/large.c: New file.
84 * testsuite/testfile.cc (Target_test::test_target_info):
85 Initialize new fields.
86 * configure, testsuite/Makefile.in: Rebuild.
88 2009-06-05 Doug Kwan <dougkwan@google.com>
90 * Makefile.am (CCFILES): Add target.cc.
91 * Makefile.in: Regenerate.
92 * i386.cc (class Target_i386): Define new virtual method to
93 override do_is_local_label_name in parent.
94 * object.cc (Sized_relobj::do_count_local_symbols): Discard
95 local symbols if --discard-locals or -X is given.
96 * options.h (class General_options): Declare new options
97 '--discard-locals' and '-X' for discarding locals.
98 * target.h (class Target): Define new methods is_local_label_name.
99 Declare new virtual method do_is_local_label_name.
100 * target.cc: New file.
101 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
102 (check_SCRIPTS): Add discard_locals_test.sh.
103 (check_DATA): Add discard_local_tests.syms.
104 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
105 (discard_local_tests.syms, discard_locals_test.o): New make rules.
106 * testsuite/Makefile.in: Regenerate.
107 * testsuite/discard_locals_test.c: New file.
108 * testsuite/discard_locals_test.sh: Same.
110 2009-06-05 Doug Kwan <dougkwan@google.com>
112 * object.cc (Sized_relobj::Sized_relobj): Initialize
113 discarded_eh_frame_shndx_ to -1U.
114 (Sized_relobj::do_layout): Record index of a discard .eh_frame
116 (Sized_relobj::do_count_local_symbols): Skip local symbols in
117 a discarded .eh_frame section.
118 (Sized_relobj::do_finalize_local_symbols): Ditto.
119 * object.h (class Sized_relobj): Declare new member
120 discarded_eh_frame_shndx_.
121 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
122 (local_labels_test.o, local_labels_test): New rules.
123 * testsuite/Makefile.in: Regenerate.
125 2009-06-04 Doug Kwan <dougkwan@google.com>
127 * layout.cc (Layout::section_name_mapping): Add mapping for
128 special ARM sections.
130 2009-06-03 Doug Kwan <dougkwan@google.com>
132 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
133 (utils::has_overflow): Same.
135 2009-06-03 Ian Lance Taylor <iant@google.com>
137 * layout.cc (Layout::section_name_mapping): New array, replacing
138 Layout::linkonce_mapping.
139 (Layout::section_name_mapping_count): New variable, replacing
140 Layout::linkonce_mapping_count.
141 (Layout::linkonce_output_name): Remove.
142 (Layout::output_section_name): Rewrite.
143 * layout.h (class Layout): Rename Linkonce_mapping to
144 Section_name_mapping, linkonce_mapping to section_name_mapping,
145 linkonce_mapping_count to section_name_mapping_count. Don't
146 declare linkonce_output_name.
148 2009-06-03 Doug Kwan <dougkwan@google.com>
150 * gold/arm.cc (namespace utils): New.
151 (Target_arm::reloc_is_non_pic): Define new method.
152 (class Arm_relocate_functions): New.
153 (Target_arm::Relocate::relocate): Handle relocation types used by
156 2009-06-03 Ian Lance Taylor <iant@google.com>
158 * arm.cc (Target_arm::scan::global): Use || instead of |.
160 2009-06-02 Doug Kwan <dougkwan@google.com>
162 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
163 issued_non_pic_error_.
164 (class Target_arm::Scan): Declare new method check_non_pic.
165 Define new method symbol_needs_plt_entry.
166 Declare new data member issued_non_pic_error_.
167 (class Target_arm::Relocate): Declare new method
168 should_apply_static_reloc.
169 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
170 (Target_arm::Scan::check_non_pic): Define new method.
171 (Target_arm::Scan::local): Handle a small subset of reloc types used
173 (Target_arm::Scan::local): Same.
174 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
176 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
178 * incremental.cc (Incremental_inputs::report_command_line): Filter
179 out --incremental-* options.
181 2009-05-29 Doug Kwan <dougkwan@google.com>
183 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
185 (class Target_arm): Update comment.
186 (Target_arm::Target_arm): Initialize new data members GOT_,
187 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
188 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
189 and Target_arm::rel_dyn_section.
190 Declare new_enum Target_arm::Got_type.
191 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
193 Update commments for member do_dynsym_value.
194 (Target_arm::got_size, Target_arm::plt_section,
195 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
196 new methods inside class defintion.
197 (Target_arm::got_section): Define new method.
198 (Target_arm::rel_dyn_section): Same.
199 (Output_data_plt_arm): New template class.
200 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
201 (Output_data_plt_arm:do_adjust_output_section): Define new method.
202 (Output_data_plt_arm::add_entry): Same.
203 (Output_data_plt_arm::first_plt_entry): Define new
204 static data member for PLT instruction template.
205 (Output_data_plt_arm::plt_entry): Same.
206 (Output_data_plt_arm::do_write): Define new method.
207 (Target_arm::make_plt_entry): Same.
208 (Target_arm::do_finalize_sections): Same.
209 (Target_arm::do_dynsym_value): Same.
211 2009-05-28 Doug Kwan <dougkwan@google.com>
213 * Makefile.am (TARGETSOURCES): Add arm.cc.
214 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
215 * Makefile.in: Regenerate.
217 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
219 2009-05-26 Doug Kwan <dougkwan@google.com>
221 * options.cc (General_options::parse_exclude_libs). Fix a comment.
222 (General_options::check_excluded_libs): Strip off directories in
223 archive name before matching like GNU ld does.
224 * testsuite/Makefile.am (MOSTLYCLEANFILES,
225 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
226 (exclude_libs_test_LDFLAGS): Add linker option
227 -Wl,--exclude-libs,libexclude_libs_test_3
228 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
229 an explicit archive without using -l.
230 (alt/libexclude_libs_test_3.a): New make rule.
231 * testsuite/Makefile.in: Regenerate.
232 * testsuite/exclude_libs_test.c : Declare lib3_default().
234 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
235 * exclude_libs_test_3.c: New file.
237 2009-05-26 Nick Clifton <nickc@redhat.com>
239 * po/id.po: New Indonesian translation.
240 * po/gold.pot: Updated template file.
242 2009-05-22 Sriraman Tallam <tmsriram@google.com>
244 * testsuite/Makefile.am: Add -ffunction-sections to compile
245 gc_comdat_test files. Add -Wl,--gc-sections to build
247 * testsuite/Makefile.in: Regenerate.
248 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
250 2009-05-21 Sriraman Tallam <tmsriram@google.com>
252 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
253 kept comdat section was garbage collected.
254 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
255 * testsuite/Makefile.in: Regenerate.
256 * testsuite/gc_comdat_test.sh: New file.
257 * testsuite/gc_comdat_test_1.cc: New file.
258 * testsuite/gc_comdat_test_2.cc: New file.
260 2009-05-19 Doug Kwan <dougkwan@google.com>
262 * archive.cc (Archive::Archive): Move constructor from archive.h
263 to here. Initialize no_export_.
264 (Archive::get_elf_object_for_member): Set no_export flag of object.
265 * archive.h (Archive::Archive): Move constructor body to
267 (Archive::no_export): New method.
268 (Archive::no_export_): New field.
269 * object.h (Object::Object): Initialize no_export_ to false.
270 (Object::no_export, Object::set_no_export): New methods.
271 (Object::no_export_): New field.
272 * options.cc (General_options::parse_exclude_libs): New method.
273 (General_options::check_excluded_libs) Same.
274 * options.h (exclude_libs): New option.
275 (General_options::check_excluded_libs): New method declaration.
276 (General_options::excluded_libs_): New field.
277 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
278 default or protected visibility if an object has no-export flag set.
279 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
280 (check_SCRIPTS): Add exclude_libs_test.sh.
281 (check_DATA): Add exclude_libs_test.syms.
282 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
283 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
284 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
285 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
286 (exclude_libs_test.syms, libexclude_libs_test_1.a,
287 libexclude_libs_test_2.a): New rules.
288 * testsuite/Makefile.in: Regenerate.
289 * testsuite/exclude_libs_test.c: New file.
290 * testsuite/exclude_libs_test.sh: Ditto.
291 * testsuite/exclude_libs_test_1.c: Ditto.
292 * testsuite/exclude_libs_test_2.c: Ditto.
294 2009-05-15 Ian Lance Taylor <iant@google.com>
296 * configure.ac: Check for declarations for cases where libiberty.h
297 checks HAVE_DECL_xxx.
298 * configure, config.in: Rebuild.
300 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
302 * gold.h (Incremental_argument_list): Remove (invalid) forward
304 * incremental.cc (Incremental_inputs::report_achive): New method.
305 (Incremental_inputs::report_object): New method.
306 (Incremental_inputs::report_script): New method.
307 (Incremental_inputs::finalize_inputs): New method.
308 (Incremental_inputs::finalize): Call finalize_inputs().
309 (Incremental_inputs::sized_create_incremental_inputs_section_data):
310 Create inputs entries.
311 * incremental.h (Incremental_input_type): New enum.
312 (Incremental_inputs::Incremental_input): Initialize new fields.
313 (Incremental_inputs::report_inputs): New method.
314 (Incremental_inputs::report_achive): New method.
315 (Incremental_inputs::report_object): New method.
316 (Incremental_inputs::report_script): New method.
317 (Incremental_inputs::finalize_inputs): New method.
318 (Incremental_inputs::Input_info): New struct.
319 (Incremental_inputs::Input_info_map): New typedef.
320 (Incremental_inputs::lock_): New field.
321 (Incremental_inputs::Inputs_): New field.
322 (Incremental_inputs::Inputs_map): New field.
323 * main.cc (main): Call Incremental_input::report_inputs.
324 * options.h (Input_argument_list): Typedef moved from
326 (Input_file_group::Files): Remove, use ::Input_argument_list.
327 (Input_file_group::Input_argument_list): Remove, use
328 ::Input_argument_list.
329 * plugin.cc (Plugin_manager::add_input_file): Add error in
331 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
333 * script.cc (read_input_script): Call
334 Incremental_input::report_script.
335 * script.h (Script_info): New class.
337 2009-04-27 Ian Lance Taylor <iant@google.com>
339 * x86_64.cc (do_adjust_output_section): Set entsize to
342 2009-04-23 Elliott Hughes <enh@google.com>
344 * output.cc (Output_file::close): After short writes, continue
345 writing from the correct offset in the buffer being written.
347 2009-04-23 Chris Demetriou <cgd@google.com>
349 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
350 * configure: Regenerate.
351 * config.in: Regenerate.
352 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
353 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
355 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
357 * incremental.cc (Incremental_inputs_header_data): Renamed from
358 Incremental_input_header_data.
359 (Incremental_inputs_header_data::data_size): New field.
360 (Incremental_inputs_header_data::put_input_file_count): Renamed
361 from input_file_count.
362 (Incremental_inputs_header_data::put_command_line_offset): Renamed
363 from command_line_offset.
364 (Incremental_inputs_header_data::put_reserved): Renamed from
366 (Incremental_inputs_entry_data): Renamed from
367 Incremental_input_entry_data.
368 (Incremental_inputs_entry_data::data_size): New field.
369 (Incremental_inputs::report_command_line): New method.
370 (Incremental_inputs::finalize): New method.
371 (Incremental_inputs::create_incremental_inputs_data): New method.
372 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
373 * incremental.h: New file.
374 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
375 (Layout::finalize): Create incremental inputs section in
377 (Layout::create_incremental_info_sections): New method.
378 * layout.h (Layout::incremental_inputs): New method.
379 (Layout::create_incremental_info_sections): New method.
380 (Layout::incremental_inputs_): New field.
381 * main.cc (main): Notify Incremental_input of the command line.
383 2009-04-01 Ian Lance Taylor <iant@google.com>
384 Mikolaj Zalewski <mikolajz@google.com>
386 * gold.h (reserve_unordered_map): Define, three versions, one for
387 each version of Unordered_map.
388 * layout.cc (Layout::Layout): Remove options parameter. Add
389 number_of_input_files parameter. Don't initialize options_.
390 Initialize number_of_input_files_ and resized_signatures_. Move
391 sections_are_attached_.
392 (Layout::layout_group): Reserve space for group_signatures_.
393 (Layout::find_or_add_kept_section): Change name parameter to be a
394 reference. Resize signatures_ map when it gets large enough.
395 (Layout::layout_eh_frame): Use parameters->options() instead of
397 (Layout::make_output_section): Likewise.
398 (Layout::attach_allocated_section_to_segment): Likewise.
399 (Layout::finalize, Layout::create_executable_stack): Likewise.
400 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
401 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
402 * layout.h (class Layout): Update declarations. Remove options_
403 field. Add number_of_input_files_ and resized_signatures_
404 fields. Move sections_are_attached_ field.
405 * main.cc (main): Pass number of input files to Layout
406 constructor. Don't pass options.
408 2009-03-30 Ian Lance Taylor <iant@google.com>
410 * ffsll.c (ffsll): Correct implementation.
412 2009-03-27 Ian Lance Taylor <iant@google.com>
415 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
416 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
417 * ftruncate.c (ftruncate): Declare before definition.
418 * mremap.c (mremap): Likewise.
419 * pread.c (pread): Likewise.
420 * configure, Makefile.in, config.in: Rebuild.
422 * mremap.c: New file.
423 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
424 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
425 (mremap): Declare if HAVE_MREMAP is not defined.
426 * configure, Makefile.in, config.in: Rebuild.
428 2009-03-27 Cary Coutant <ccoutant@google.com>
430 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
431 position independent.
432 * sparc.cc (Target_sparc::check_non_pic): Likewise.
433 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
435 2009-03-24 Cary Coutant <ccoutant@google.com>
437 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
439 (needs_dynamic_reloc): Likewise.
441 2009-03-24 Ian Lance Taylor <iant@google.com>
443 * yyscript.y (file_cmd): Recognize EXTERN.
444 (extern_name_list, extern_name_list_body): New nonterminals.
445 * script.cc (script_add_extern): Define.
446 * script-c.h (script_add_extern): Declare.
448 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
450 * object.cc (is_elf_object): Define.
451 * object.h (is_elf_object): Declare.
452 * archive.cc (Archive::get_elf_object_for_member): Call
454 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
456 2009-03-24 Elliott Hughes <enh@google.com>
458 * output.cc (Output_file::map_anonymous): Define.
459 (Output_file::map): Use map_anonymous. If the regular mmap fails,
460 try an anonymous one. Report the size if the mmap fails.
461 * output.h (class Output_file): Declare map_anonymous.
463 2009-03-24 Ian Lance Taylor <iant@google.com>
465 * target-select.cc (instantiate_target): Don't acquire the lock if
466 the instantiated_target_ field has already been set.
468 2009-03-23 Ian Lance Taylor <iant@google.com>
470 * gold-threads.h (class Initialize_lock): Define.
471 * gold-threads.cc (class Initialize_lock_once): Define.
472 (initialize_lock_control): New static variable.
473 (initialize_lock_pointer): New static variable.
474 (initialize_lock_once): New static function.
475 (Initialize_lock::Initialize_lock): Define.
476 (Initialize_lock::initialize): Define.
477 * target-select.h: Include "gold-threads.h".
478 (class Target_selector): Add lock_ and initialize_lock_ fields.
479 Don't define instantiate_target, just declare it.
480 * target-select.cc (Target_selector::Target_selector): Initialize
482 (Target_selector::instantiate_target): Define.
483 * descriptors.h: Include "gold-threads.h".
484 (class Descriptors): Add initialize_lock_ field.
485 * descriptors.cc (Descriptors::Descriptors): Initialize new
487 (Descriptors::open): Use initialize_lock_ field
488 * errors.h (class Errors): Add initialize_lock_ field.
489 * errors.cc (Errors::Errors): Initialize new field.
490 (Errors::initialize_lock): Use initialize_lock_ field.
491 * powerpc.cc (class Target_selector_powerpc): Remove
492 instantiated_target_ field. In do_recognize call
493 instantiate_target rather than do_instantiate_target. In
494 do_instantiate_target just allocate a new target.
495 * sparc.cc (class Target_selector_sparc): Likewise.
497 * freebsd.h: New file.
498 * i386.cc: Include "freebsd.h".
499 (Target_i386): Derive from Target_freebsd rather than
501 (Target_selector_i386): Derive from Target_selector_freebsd rather
502 than Target_selector.
503 * x86_64.cc: Include "freebsd.h".
504 (Target_x86_64): Derive from Target_freebsd rather than
506 (Target_selector_x86_64): Derive from Target_selector_freebsd
507 rather than Target_selector.
508 * target.h (class Target): Add adjust_elf_header and
509 do_adjust_elf_header.
510 * output.cc (Output_file_header:: do_sized_write): Call target
511 adjust_elf_header routine.
512 * configure.tgt: Set targ_osabi.
513 * configure.ac: Define GOLD_DEFAULT_OSABI.
514 * parameters.cc (Parameters::default_target): Pass
515 GOLD_DEFAULT_OSABI to select_target.
516 * target-select.h (class Target_selector): Make instantiate_target
517 protected rather than private.
518 * Makefile.am (HFILES): Add freebsd.h.
519 * configure, Makefile.in, config.in: Rebuild.
521 * merge.cc (do_add_input_section): Correct pend value. Change
522 message about last entry not being null terminated from error to
525 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
527 * incremental.cc: New file.
528 * Makefile.am (CCFILES): Add incremental.cc.
529 * Makefile.in: Rebuild.
531 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
533 * layout.cc (Layout::output_section_name): Preserve names
534 of '.note.' sections.
536 2009-03-19 Ian Lance Taylor <iant@google.com>
538 * descriptors.cc (Descriptors::open): Check that the options are
539 valid before using them.
541 2009-03-18 Ian Lance Taylor <iant@google.com>
543 * script-sections.h: Include <list>.
544 (class Script_sections): Change Sections_elements from std::vector
545 to std::list. Typedef public Elements_iterator. Add
546 orphan_section_placement_, data_segment_align_start_, and
547 saw_data_segment_align_ fields. Remove data_segment_align_index_
549 * script-sections.cc (class Orphan_section_placement): New class.
550 (class Sections_element): Add virtual functions is_relro and
551 orphan_section_init. Remove virtual function place_orphan_here.
552 (class Output_section_definition): Add is_relro and
553 orphan_section_init. Remove place_orphan_here.
554 (class Orphan_output_section): Likewise.
555 (Script_sections::Script_sections): Update for field changes.
556 (Script_sections::data_segment_align): Set saw_data_segment_align_
557 and data_segment_align_start_, not data_segment_align_index.
558 (Script_sections::data_segment_relro_end): Check
559 saw_data_segment_align_. Use data_segment_align_start_ rather
560 than data_segment_align_index_.
561 (Script_sections::place_orphan): Rewrite to use
562 Orphan_section_placement.
564 2009-03-17 Ian Lance Taylor <iant@google.com>
566 * archive.cc (Archive::add_symbols): Check for a version attached
567 to the symbol name in the archive map.
568 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
569 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
570 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
571 (ver_test_11.a): New target.
572 * testsuite/Makefile.in: Rebuild.
574 * configure.ac: Check for chsize and posix_fallocate. Replace
576 * ftruncate.c: New file, from gnulib.
577 * output.cc (posix_fallocate): Define dummy version if not
578 HAVE_POSIX_FALLOCATE.
579 (Output_file::map): Call posix_fallocate rather than lseek and
581 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
582 * configure, Makefile.in, config.in: Rebuild.
584 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
586 * layout.h (Layout::create_note): Add section_name parameter.
587 * layout.cc (Layout::create_note): Likewise.
588 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
590 2009-03-17 Ian Lance Taylor <iant@google.com>
592 * descriptors.cc: Include "options.h".
593 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
594 (Descriptors::open): Always use O_CLOEXEC when opening a new
595 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
598 * sparc.cc (class Target_sparc): Add has_got_section.
599 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
600 make sure we have a GOT section.
602 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
603 (Target_sparc::Scan::local): Likewise.
604 (Target_sparc::Scan::global): Likewise.
605 (Target_sparc::Relocate::relocate): Likewise.
606 (Target_sparc::Relocate::relocate_tls): Likewise.
608 * symtab.cc (Symbol_table::define_default_version): New function,
609 broken out of add_from_object.
610 (Symbol_table::add_from_object): Call define_default_version.
611 (Symbol_table::define_special_symbol): Add resolve_oldsym
612 parameter. Change all callers. If the version for a symbol comes
613 from a version script, resolve it with the symbol with the same
614 name with no version. Also add the symbol without a version if
616 (do_define_in_output_data): If resolving with oldsym, don't delete
618 (do_define_in_output_segment): Likewise.
619 (do_define_as_constant): Likewise.
620 * symtab.h (class Symbol_table): Update declarations.
622 2009-03-13 Ian Lance Taylor <iant@google.com>
624 * readsyms.cc (Read_symbols::incompatible_warning): New function.
625 (Read_symbols::requeue): New function.
626 (Read_symbols::do_read_symbols): If make_elf_object fails because
627 the target type is not configured, and the file was searched for,
628 issue a warning and retry with the next directory.
629 (Add_symbols::run): If the file has an incompatible format, and
630 it was searched for, requeue the Read_symbols task. On error,
632 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
633 dirindex parameter to constructor. Change all callers. Declare
634 incompatible_warning and requeue.
635 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
636 input_argument_ and input_group_ fields. Add them to
637 constructor. Change all callers.
638 (class Read_script): Add dirindex_ field. Add it to constructor.
640 * archive.cc (Archive::setup): Remove input_objects parameter.
642 (Archive::get_file_and_offset): Likewise.
643 (Archive::read_all_symbols): Likewise.
644 (Archive::read_symbols): Likewise.
645 (Archive::get_elf_object_for_member): Remove input_objects
646 parameter. Add punconfigured parameter. Change all callers.
647 (Archive::add_symbols): Change return type to bool. Check return
648 value of include_member.
649 (Archive::include_all_members): Likewise.
650 (Archive::include_member): Change return type to bool. Return
651 false if first included object has incompatible target. Set
652 included_member_ field.
653 (Add_archive_symbols::run): If add_symbols returns false, requeue
655 * archive.h (class Archive): Add included_member_ field.
656 Initialize it in constructor. Add input_file and searched_for
657 methods. Update declarations.
658 (class Add_archive_symbols): Add dirpath_, dirindex_, and
659 input_argument_ fields. Add them to constructor. Change all
661 * script.cc: Include "target-select.h".
662 (class Parser_closure): Add skip_on_incompatible_target_ and
663 found_incompatible_target_ fields. Add
664 skip_on_incompatible_target parameter to constructor. Change all
665 callers. Add methods skip_on_incompatible_target,
666 clear_skip_on_incompatible_target, found_incompatible_target, and
667 set_found_incompatible_target.
668 (read_input_script): Add dirindex parameter. Change all callers.
669 If parser finds an incompatible target, requeue Read_symbols
671 (script_set_symbol): Clear skip_on_incompatible_target in
673 (script_add_assertion, script_parse_option): Likewise.
674 (script_start_sections, script_add_phdr): Likewise.
675 (script_check_output_format): New function.
676 * script.h (read_input_script): Update declaration.
677 * script-c.h (script_check_output_format): Declare.
678 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
679 (ignore_cmd): Remove OUTPUT_FORMAT.
680 * fileread.cc (Input_file::Input_file): Add explicit this.
681 (Input_file::will_search_for): New function.
682 (Input_file::open): Add pindex parameter. Change all callers.
683 * fileread.h (class Input_file): Add input_file_argument method.
684 Declare will_search_for. Update declarations.
685 * object.cc (make_elf_object): Add punconfigured parameter.
687 * object.h (class Object): Make input_file public. Add
689 (make_elf_object): Update declaration.
690 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
692 * dirsearch.h (class Dirsearch): Update declaration.
693 * options.h (class General_options): Add --warn-search-mismatch.
694 * parameters.cc (Parameters::is_compatible_target): New function.
695 * parameters.h (class Parameters): Declare is_compatible_target.
696 * workqueue.cc (Workqueue::add_blocker): New function.
697 * workqueue.h (class Workqueue): Declare add_blocker.
699 * fileread.cc (Input_file::open): Remove options parameter.
701 (Input_file::open_binary): Likewise.
702 * script.cc (read_input_script): Likewise.
703 * readsyms.h (class Read_symbols): Remove options_ field. Remove
704 options parameter from constructor. Change all callers.
705 (class Read_script): Likewise.
706 * fileread.h (class Input_file): Update declarations.
707 * script.h (read_input_script): Update declaration.
709 2009-03-10 Nick Clifton <nickc@redhat.com>
711 * po/es.po: New Spanish translation.
713 2009-03-06 Cary Coutant <ccoutant@google.com>
715 * options.cc (parse_short_option): Keep dash_z from registering itself.
717 2009-03-03 Ian Lance Taylor <iant@google.com>
720 * target-reloc.h (relocate_section): Pass output_section to
722 * i386.cc (Target_i386::should_apply_static_reloc): Add
723 output_section parameter. Change all callers.
724 (Target_i386::Relocate::relocate): Add output_section parameter.
725 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
726 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
727 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
728 * testsuite/two_file_shared.sh: New script.
729 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
730 (check_DATA): Add two_file_shared.dbg.
731 (two_file_shared.dbg): New target.
732 * testsuite/Makefile.in: Rebuild.
734 2009-03-01 Ian Lance Taylor <iant@google.com>
736 * configure.ac: Check for byteswap.h.
737 * configure: Rebuild.
738 * config.in: Rebuild.
740 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
742 * layout.cc (Layout::find_or_add_kept_section): New function.
743 (Layout::add_comdat): Removed.
744 * layout.h (struct Kept_section): Move out of class Layout.
745 Remove trailing underscores from field names. Add group_sections
746 field. Rename group_ field to is_group. Change all uses.
747 (class Layout): Declare find_or_add_kept_section, not add_comdat.
748 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
749 comdat_groups_ field.
750 (Sized_relobj::include_section_group): Use
751 find_or_add_kept_section and Kept_section::group_sections.
752 (Sized_relobj::include_linkonce_section): Likewise.
753 * object.cc (class Sized_relobj): Don't define Comdat_group or
754 Comdat_group_table. Remove find_comdat_group and
755 add_comdat_group. Remove comdat_groups_ field.
756 * plugin.cc (include_comdat_group): Use
757 Layout::find_or_add_kept_section.
759 2009-02-28 Ian Lance Taylor <iant@google.com>
761 * README: --gc-sections and map files are now supported. Document
762 some build requirements.
765 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
766 relocatable link set the value of the section symbol to zero.
767 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
768 relocatable link don't include the section address in the local
771 2009-02-27 Ian Lance Taylor <iant@google.com>
774 * options.h (class Search_directory): Add is_system_directory.
775 (class General_options): Declare is_in_system_directory.
776 * options.cc (get_relative_sysroot): Make static.
777 (get_default_sysroot): Make static.
778 (General_optoins::is_in_system_directory): New function.
779 * fileread.cc (Input_file::is_in_system_directory): New function.
780 * fileread.h (class Input_file): Declare is_in_system_directory.
781 * object.h (class Object): Add is_in_system_directory.
782 (class Input_objects): Remove system_library_directory_ field.
783 * object.cc (Input_objects::add_object): Don't set
784 system_library_directory_.
785 (input_objects::found_in_system_library_directory): Remove.
786 * symtab.cc (Symbol_table::write_globals): Remove input_objects
787 parameter. Change all callers.
788 (Symbol_table::sized_write_globals): Likewise.
789 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
790 Call Object::is_in_system_directory.
791 * symtab.h (class Symbol_table): Update declarations.
794 * descriptors.h (Open_descriptor): Add is_on_stack field.
795 * descriptors.cc (Descriptors::open): If the descriptor is on the
796 top of the stack, remove it. Initialize is_on_stack field.
797 (Descriptors::release): Only add pod to stack if it is not on the
799 (Descriptors::close_some_descriptor): Clear stack_next and
803 * output.cc (Output_section::find_starting_output_address): Rename
804 from starting_output_address; add PADDR parameter; change return
806 * output.h (class Output_section): Declare
807 find_starting_output_address instead of starting_output_address.
808 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
809 section symbol for which we can't find a merge section.
812 * symtab.cc (Symbol_table::add_from_object): If the visibility is
813 hidden or internal, force the symbol to be local.
814 * resolve.cc (Symbol::override_visibility): Define.
815 (Symbol::override_base): Use override_visibility.
816 (Symbol_table::resolve): Likewise.
817 (Symbol::override_base_with_special): Likewise.
818 (Symbol_table::override_with_special): If the visibility is hidden
819 or internal, force the symbol to be local.
820 * symtab.h (class Symbol): Add set_visibility and
822 * testsuite/ver_test_1.sh: New file.
823 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
824 (check_DATA): Add ver_test_1.syms.
825 (ver_test_1.syms): New target.
826 * testsuite/Makefile.in: Rebuild.
828 2009-02-25 Cary Coutant <ccoutant@google.com>
830 * layout.cc (Layout::choose_output_section): Don't rename sections
831 when using a linker script that has a SECTIONS clause.
832 * Makefile.in: Regenerate.
834 * testsuite/Makefile.am (script_test_5.sh): New test case.
835 * testsuite/Makefile.in: Regenerate.
836 * testsuite/script_test_5.cc: New file.
837 * testsuite/script_test_5.sh: New file.
838 * testsuite/script_test_5.t: New file.
840 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
842 * archive.cc (Archive::include_member): Update calls to add_symbols.
843 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
845 * dynobj.h (do_add_symbols): Add the Layout argument.
846 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
848 * object.h (Object::add_symbols): Add the Layout argument.
849 (Object::do_add_symbols): Add the Layout argument.
850 (Sized_relobj::do_add_symbols): Add the Layout argument.
851 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
852 Unify the two versions.
853 (Add_plugin_symbols): Remove.
854 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
855 (Sized_pluginobj::do_add_symbols): Unify the two versions.
856 (Add_plugin_symbols): Remove.
857 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
858 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
859 (Add_symbols::run): Make it work with Pulginobj.
861 2009-02-06 Ian Lance Taylor <iant@google.com>
863 * object.cc (Sized_relobj::do_layout): Make info message start
864 with lower case letter.
866 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
868 * binary.cc: Fix file comment.
870 * options.h (enum Incremental_disposition): Define.
871 (class General_options): Add new options: --incremental,
872 --incremental_changed, --incremental_unchanged,
873 --incremental_unknown. Add incremental_disposition_ and
874 implicit_incremental_ fields.
875 (General_options::incremental_disposition): New function.
876 (class Position_dependent_options): Add incremental_disposition
878 (Position_dependent_options::copy_from_options): Set incremental
880 * options.cc (General_options::parse_incremental_changed): New
882 (General_options::parse_incremental_unchanged): New function.
883 (General_options::parse_incremental_unknown): New function.
884 (General_options::General_options): Initialize new fields
885 incremental_disposition_ and implicit_incremental_.
886 (General_options::finalize): Check for uasge of --incremental-*
887 without --incremental.
889 2009-02-06 Chris Demetriou <cgd@google.com>
891 * gold.h (gold_undefined_symbol): Change to take only a Symbol
892 pointer and to report location as the file name associated with
894 (gold_undefined_symbol_at_location): New function to replace the
895 old gold_undefined_symbol functionality.
896 * target-reloc.h (relocate_section): Update to use
897 gold_undefined_symbol_at_location.
898 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
899 Call gold_undefined_symbol function rather than gold_error.
900 * errors.h (Errors::undefined_symbol): Take location as a
901 string, rather than calculating it from a relocation.
902 * errors.cc (Errors::fatal): Print "fatal error:" before the
904 (Errors::error, Errors::error_at_location): Print "error: "
905 before the formatted message.
906 (Errors::undefined_symbol): Take location as a string, rather
907 than calculating it from a relocation.
908 (gold_undefined_symbol_at_location): New function akin to
909 old gold_undefined_symbol, calculates location from relocation.
910 (gold_undefined_symbol): Change to take only a Symbol pointer
911 and to report location as the file name associated with the symbol.
912 * testsuite/debug_msg.sh: Update for changed error messages.
913 * testsuite/undef_symbol.sh: Likewise.
915 2009-02-04 Duncan Sands <baldrick@free.fr>
918 * reduced_debug_output.h
919 (Output_reduced_debug_abbrev_section::failed): Use format for
921 (Output_reduced_debug_info_section::faild): Likewise.
923 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
925 * script.cc (Lazy_demangler): New class.
926 (Version_script_info::get_symbol_version_helper): Demangle a
929 2009-01-29 Cary Coutant <ccoutant@google.com>
931 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
933 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
935 2009-01-28 Ian Lance Taylor <iant@google.com>
937 * version.cc (version_string): Bump to 1.9.
939 * gold.h: Include <cstring> and <stdint.h>.
940 * version.cc: Include <cstdio>.
941 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
943 * reduced_debug_output.cc (insert_into_vector): Rename from
944 Insert_into_vector; change all callers. Use Swap_unaligned to
945 avoid aliasing issue; remove union since it is unnecessary.
947 2009-01-27 Sriraman Tallam <tmsriram@google.com>
949 * Makefile.am (CCFILES): Add gc.cc.
951 * Makefile.in: Regenerate.
952 * gold.cc (Gc_runner): New class.
953 (queue_initial_tasks): Call garbage collection related tasks
954 when corresponding options are invoked.
955 (queue_middle_gc_tasks): New function.
956 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
957 processed early before laying out sections during garbage collection.
958 * gold.h (queue_middle_gc_tasks): New function.
959 (is_prefix_of): Move from "layout.cc".
960 * i386.cc (Target_i386::gc_process_relocs): New function.
961 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
962 * main.cc (main): Create object of class "Garbage_collection".
963 * object.cc (Relobj::copy_symbols_data): New function.
964 (Relobj::is_section_name_included): New function.
965 (Sized_relobj::do_layout): Allow this function to be called twice
966 during garbage collection and defer layout of section during the
968 * object.h (Relobj::get_symbols_data): New function.
969 (Relobj::is_section_name_included): New function.
970 (Relobj::copy_symbols_data): New function.
971 (Relobj::set_symbols_data): New function.
972 (Relobj::get_relocs_data): New function.
973 (Relobj::set_relocs_data): New function.
974 (Relobj::is_output_section_offset_invalid): New pure virtual function.
975 (Relobj::gc_process_relocs): New function.
976 (Relobj::do_gc_process_relocs): New pure virtual function.
977 (Relobj::sd_): New data member.
978 (Sized_relobj::is_output_section_offset_invalid): New function.
979 (Sized_relobj::do_gc_process_relocs): New function.
980 * options.h (General_options::gc_sections): Modify to not be a no-op.
981 (General_options::print_gc_sections): New option.
982 * plugin.cc (Plugin_finish::run): Remove function call to
983 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
984 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
985 * reloc.cc (Read_relocs::run): Add task to process relocs and
986 determine unreferenced sections when doing garbage collection.
987 (Gc_process_relocs): New class.
988 (Sized_relobj::do_gc_process_relocs): New function.
989 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
990 sections that are garbage collected.
991 * reloc.h (Gc_process_relocs): New class.
992 * sparc.cc (Target_sparc::gc_process_relocs): New function.
993 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
994 symbols whose corresponding sections are garbage collected.
995 (Symbol_table::Symbol_table): Add new parameter for the garbage
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::resolve): Do not treat symbols seen in dynamic objects
1002 (Symbol_table::add_from_object): Likewise.
1003 (Symbol_table::add_from_relobj): When building shared objects, do not
1004 treat externally visible symbols as garbage.
1005 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1006 table information for static and relocatable links.
1007 * symtab.h (Symbol_table::set_gc): New function.
1008 (Symbol_table::gc): New function.
1009 (Symbol_table::gc_mark_undef_symbols): New function.
1010 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1011 (Symbol_table::gc_mark_dyn_syms): New function.
1012 (Symbol_table::gc_): New data member.
1013 * target.h (Sized_target::gc_process_relocs): New pure virtual
1015 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1016 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1018 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1020 * options.h (General_options::gc_sections): Define as a no-op for now.
1021 (General_options::no_keep_memory): Ditto.
1022 (General_options::Bshareable): Define.
1023 * options.cc (General_options::finalize): Honor -Bshareable.
1025 2009-01-20 Andreas Schwab <schwab@suse.de>
1027 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1028 read the value in the contents, since we don't use it. Use the
1029 template endianness when writing.
1030 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1032 2009-01-19 Andreas Schwab <schwab@suse.de>
1034 * configure.tgt (powerpc64-*): Fix targ_obj.
1036 2009-01-15 Ian Lance Taylor <iant@google.com>
1038 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1039 local symbols when stripping all symbols.
1041 2009-01-14 Cary Coutant <ccoutant@google.com>
1043 * output.cc (Output_reloc): Add explicit instantiations.
1045 2009-01-14 Cary Coutant <ccoutant@google.com>
1047 * archive.cc (Archive::get_elf_object_for_member): Remove call
1048 to File_read::claim_for_plugin.
1049 * descriptors.cc (Descriptors::open): Remove reference to
1051 (Descriptors::claim_for_plugin): Remove.
1052 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1053 (Descriptors::is_claimed): Remove.
1054 (claim_descriptor_for_plugin): Remove.
1055 * fileread.cc (File_read::claim_for_plugin): Remove.
1056 * fileread.h (File_read::claim_for_plugin): Remove.
1057 (File_read::descriptor): Reopen descriptor if necessary.
1058 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1059 (Plugin_manager::all_symbols_read): Add task parameter. Change
1061 (Plugin_manager::get_input_file): New function.
1062 (Plugin_manager::release_input_file): New function.
1063 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1064 corresponding data member.
1065 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1066 and pass to base constructor. Change all callers.
1067 (get_input_file, release_input_file): New functions.
1068 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1069 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1070 (Plugin_manager::all_symbols_read): Add task parameter.
1071 (Plugin_manager::get_input_file): New function.
1072 (Plugin_manager::release_input_file): New function.
1073 (Plugin_manager::task_): New data member.
1074 (Pluginobj::Pluginobj): Add filesize parameter.
1075 (Pluginobj::filename): New function.
1076 (Pluginobj::descriptor): New function.
1077 (Pluginobj::filesize): New function.
1078 (Pluginobj::filesize_): New data member.
1079 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1080 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1081 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1083 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1084 with archive libraries.
1085 * testsuite/Makefile.in: Regenerate.
1086 * testsuite/plugin_test.c (struct sym_info): New type.
1087 (get_input_file, release_input_file): New static variables.
1088 (onload): Capture new transfer vector entries.
1089 (claim_file_hook): Stop reading at end of file according to filesize.
1090 Factor out parsing of readelf output into separate function.
1091 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1092 APIs and get the source file name from the symbol table. Convert
1093 source file name to corresponding object file name. Print info
1094 message when adding new input files.
1095 (parse_readelf_line): New function.
1096 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1097 * testsuite/plugin_test_2.sh: Likewise.
1098 * testsuite/plugin_test_3.sh: Likewise.
1099 * testsuite/plugin_test_4.sh: New test case.
1101 2009-01-07 Ian Lance Taylor <iant@google.com>
1103 * version.cc (version_string): Bump to 1.8.
1105 2008-12-23 Cary Coutant <ccoutant@google.com>
1107 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1108 * plugin.cc (Plugin_manager::finish): Rename as
1109 layout_deferred_objects. Move cleanup to separate function.
1110 (Plugin_manager::cleanup): New function.
1111 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1113 * plugin.h (Plugin_manager::finish): Rename as
1114 layout_deferred_objects.
1115 (Plugin_manager::cleanup): New function.
1116 (Plugin_manager::cleanup_done): New field.
1118 2008-12-23 Cary Coutant <ccoutant@google.com>
1120 * plugin.cc (is_visible_from_outside): New function.
1121 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1122 so we don't return "IR only" status for exported symbols or -r links.
1124 * testsuite/Makefile.am (plugin_test_3): New test case.
1125 * testsuite/Makefile.in: Regenerate.
1126 * testsuite/plugin_test_3.sh: New file.
1128 2008-12-22 Cary Coutant <ccoutant@google.com>
1130 * object.cc (Sized_relobj::layout_section): New function.
1131 (Sized_relobj::do_layout): Defer layout of input sections until after
1132 plugin has provided replacement files.
1133 (Sized_relobj::do_layout_deferred_sections): New function.
1134 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1135 (Relobj::layout_deferred_sections): New function.
1136 (Relobj::do_layout_deferred_sections): New function.
1137 (Sized_relobj::do_layout_deferred_sections): New function.
1138 (Sized_relobj::layout_section): New function.
1139 (Sized_relobj::Deferred_layout): New structure.
1140 (Sized_relobj::deferred_layout_): New field.
1141 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1142 Change all callers. Layout deferred sections.
1143 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1145 (Plugin_hook::run): Move code from do_plugin_hook inline.
1146 (Plugin_hook::do_plugin_hook): Remove.
1147 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1148 (Plugin_manager::finish): Renamed, was cleanup.
1149 (Plugin_manager::should_defer_layout): New function.
1150 (Plugin_manager::add_deferred_layout_object): New function.
1151 (Plugin_manager::Deferred_layout_list): New type.
1152 (Plugin_manager::deferred_layout_objects_): New field.
1153 (Plugin_hook::do_plugin_hook): Remove.
1155 2008-12-17 Ian Lance Taylor <iant@google.com>
1157 * options.h (class General_options): Add --no case for
1160 2008-12-16 Cary Coutant <ccoutant@google.com>
1162 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1164 (Plugin_manager::claim_file): Create plugin object even if
1165 plugin did not call the add_symbols callback.
1166 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1167 asking for more symbols than were added.
1168 * testsuite/Makefile.am (plugin_test_1): Add test case with
1170 (empty.syms): New target.
1171 * testsuite/Makefile.in: Regenerate.
1172 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1173 message. Don't call add_symbols if no globals.
1174 (all_symbols_read_hook): Don't provide replacement for empty
1177 2008-12-12 Ian Lance Taylor <iant@google.com>
1179 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1180 r_type == 0 for a local symbol with r_sym == 0.
1181 (scan_relocatable_relocs): Pass r_sym to
1182 local_non_section_strategy.
1183 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1186 * configure.ac: Update test for TLS descriptors: they are
1187 supported as of glibc 2.9.
1188 * configure: Rebuild.
1190 2008-12-11 Ian Lance Taylor <iant@google.com>
1193 * target-reloc.h (Default_scan_relocatable_relocs): For each
1194 function, map r_type == 0 to RELOC_DISCARD.
1196 2008-12-10 Cary Coutant <ccoutant@google.com>
1198 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1199 object to override a kept COMDAT group from a plugin object.
1201 2008-12-09 Ian Lance Taylor <iant@google.com>
1204 * yyscript.y (file_cmd): Handle INPUT.
1206 * testsuite/initpri1.c: Change all declarations to be full
1207 prototypes by adding void, to avoid compiler warnings.
1209 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1211 * options.cc (General_options::parse_plugin_opt): New.
1212 (General_options::add_plugin): The argument now is just the filename.
1213 (General_options::add_plugin_option): New.
1214 * options.h (plugin_opt): New.
1215 (add_plugin): Change argument name.
1216 (add_plugin_option): New.
1217 * plugin.cc (Plugin::load): Don't parse the plugin option.
1218 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1219 (Plugin::add_option): New.
1220 (Plugin::args_): Change type.
1221 (Plugin::filename_): New.
1222 (Plugin_manager::add_plugin_option): New.
1223 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1224 * testsuite/Makefile.in: Regenerate.
1226 2008-12-05 Cary Coutant <ccoutant@google.com>
1228 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1229 Handle --strip-lto-sections option.
1230 * options.h (strip_lto_sections): New option.
1232 2008-12-01 Cary Coutant <ccoutant@google.com>
1234 * plugin.cc (ld_plugin_message): Change format parameter to const.
1235 Fix mismatch between new[] and delete.
1237 2008-11-14 Cary Coutant <ccoutant@google.com>
1239 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1242 2008-11-05 Craig Silverstein <csilvers@google.com>
1244 * options.cc (General_options::parse_dynamic_list): New function.
1245 * options.h (General_options): New flags dynamic_list,
1246 dynamic_list_data, dynamic_list_cpp_new, and
1247 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1248 (General_options::in_dynamic_list): New function.
1249 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1250 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1251 (Lex::can_continue_name): Likewise.
1253 (read_script_file): New parameter script_options.
1254 (read_dynamic_list): New function.
1255 (Script_options::define_dynamic_list): New function.
1256 (dynamic_list_keyword_parsecodes): New variable.
1257 (dynamic_list_keywords): New variable.
1258 * script.h (Script_options::define_dynamic_list): New function
1260 (read_dynamic_list): New function prototype.
1261 * symtab.cc (strprefix): New macro.
1262 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1263 dynamic_list_data, dynamic_list_cpp_new, and
1264 dynamic_list_cpp_typeinfo.
1265 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1266 (dynamic_list_expr): New rule.
1267 (dynamic_list_nodes): Likewise.
1268 (dynamic_list_node): Likewise.
1269 * testsuite/Makefile.am (dynamic_list): New test.
1270 * testsuite/Makefile.in: Regenerated.
1271 * testsuite/dynamic_list.t: New file.
1272 * testsuite/dynamic_list.sh: New file.
1274 2008-11-05 Craig Silverstein <csilvers@google.com>
1276 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1277 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1278 (t11_last): Likewise.
1279 * testsuite/ver_test_6.c (main): Likewise.
1281 2008-10-07 Cary Coutant <ccoutant@google.com>
1283 * options.c (General_options::finalize): Add check for -static and
1285 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1288 2008-10-02 Cary Coutant <ccoutant@google.com>
1290 * plugin.cc (make_sized_plugin_object): Fix conditional
1291 compilation to work when not all targets are enabled.
1293 2008-09-29 Cary Coutant <ccoutant@google.com>
1295 * archive.cc (Archive::get_file_and_offset): Use filename instead
1296 of name to get library path.
1297 (Archive::include_member): Unlock external member of a thin archive.
1299 * testsuite/Makefile.am (TEST_AR): New variable.
1300 (thin_archive_test_1): New test.
1301 (thin_archive_test_2): New test.
1302 * testsuite/Makefile.in: Regenerate.
1303 * testsuite/thin_archive_main.cc: New file.
1304 * testsuite/thin_archive_test_1.cc: New file.
1305 * testsuite/thin_archive_test_2.cc: New file.
1306 * testsuite/thin_archive_test_3.cc: New file.
1307 * testsuite/thin_archive_test_4.cc: New file.
1309 2008-09-29 Cary Coutant <ccoutant@google.com>
1311 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1312 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1314 (Sized_relobj::do_finalize_local_symbols): Likewise.
1315 (Sized_relobj::map_to_kept_section): Likewise.
1316 * object.h (Sized_relobj::invalid_address): New constant.
1317 (Sized_relobj::do_output_section_offset): Check for invalid_address
1319 * output.cc (Output_reloc::local_section_offset): Use constant
1320 invalid_address instead of -1U.
1321 (Output_reloc::get_address): Likewise.
1322 (Output_section::output_address): Change -1U to -1ULL.
1323 * output.h (Output_reloc::invalid_address): New constant.
1324 * reloc.cc (Sized_relobj::write_sections): Use constant
1325 invalid_address instead of -1U.
1326 (Sized_relobj::relocate_sections): Likewise.
1327 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1328 values for merge sections.
1329 * target-reloc.h (relocate_for_relocatable): Use constant
1330 invalid_address instead of -1U.
1332 2008-09-19 Cary Coutant <ccoutant@google.com>
1334 Add plugin functionality for link-time optimization (LTO).
1335 * configure.ac (plugins): Add --enable-plugins option.
1336 * configure: Regenerate.
1337 * config.in: Regenerate.
1338 * Makefile.am (LIBDL): New variable.
1339 (CCFILES): Add plugin.cc.
1340 (HFILES): Add plugin.h.
1341 (ldadd_var): Add LIBDL.
1342 * Makefile.in: Regenerate.
1344 * archive.cc: Include "plugin.h".
1345 (Archive::setup): Don't preread archive symbols when using a plugin.
1346 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1347 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1349 (Archive::include_member): Add symbols from plugin objects.
1350 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1351 * descriptors.cc (Descriptors::open): Check for file descriptors
1352 abandoned by plugins.
1353 (Descriptors::claim_for_plugin): New function.
1354 * descriptors.h (Descriptors::claim_for_plugin): New function.
1355 (Open_descriptor::is_claimed): New field.
1356 (claim_descriptor_for_plugin): New function.
1357 * fileread.cc (File_read::claim_for_plugin): New function.
1358 * fileread.h (File_read::claim_for_plugin): New function.
1359 (File_read::descriptor): New function.
1360 * gold.cc: Include "plugin.h".
1361 (queue_initial_tasks): Add task to call plugin hooks for generating
1363 * main.cc: Include "plugin.h".
1364 (main): Load plugin libraries.
1365 * object.h (Pluginobj): Declare.
1366 (Object::pluginobj): New function.
1367 (Object::do_pluginobj): New function.
1368 (Object::set_target): New function.
1369 * options.cc: Include "plugin.h".
1370 (General_options::parse_plugin): New function.
1371 (General_options::General_options): Initialize plugins_ field.
1372 (General_options::add_plugin): New function.
1373 * options.h (Plugin_manager): Declare.
1374 (General_options): Add --plugin option.
1375 (General_options::has_plugins): New function.
1376 (General_options::plugins): New function.
1377 (General_options::add_plugin): New function.
1378 (General_options::plugins_): New field.
1379 * plugin.cc: New file.
1380 * plugin.h: New file.
1381 * readsyms.cc: Include "plugin.h".
1382 (Read_symbols::do_read_symbols): Check for archive before checking
1383 for ELF file. Call plugin hooks to claim files.
1384 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1385 from a real object file; force override when processing replacement
1387 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1388 (Symbol::init_base_object): Likewise.
1389 (Symbol::init_base_output_data): Likewise.
1390 (Symbol::init_base_output_segment): Likewise.
1391 (Symbol::init_base_constant): Likewise.
1392 (Symbol::init_base_undefined): Likewise.
1393 (Symbol::output_section): Assert that object is not a plugin.
1394 (Symbol_table::add_from_pluginobj): New function.
1395 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1397 (Symbol_table::sized_write_globals): Likewise.
1398 (Symbol_table::add_from_pluginobj): Instantiate template.
1399 * symtab.h (Sized_pluginobj): Declare.
1400 (Symbol::in_real_elf): New function.
1401 (Symbol::set_in_real_elf): New function.
1402 (Symbol::in_real_elf_): New field.
1403 (Symbol_table::add_from_pluginobj): New function.
1405 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1406 (LIBDL): New variable.
1408 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1409 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1410 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1411 (MOSTLYCLEANFILES): Likewise.
1412 * testsuite/Makefile.in: Regenerate.
1413 * testsuite/plugin_test.c: New file.
1414 * testsuite/plugin_test_1.sh: New file.
1415 * testsuite/plugin_test_2.sh: New file.
1417 2008-09-16 Ian Lance Taylor <iant@google.com>
1419 * target-reloc.h (relocate_section): Check whether a symbol is
1420 defined by the ABI before reporting an undefined symbol error.
1421 * target.h (Target::is_defined_by_abi): Make parameter const.
1422 (Target::do_is_defined_by_abi): Likewise.
1423 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1424 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1425 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1426 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1427 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1428 * testsuite/Makefile.in: Rebuild.
1430 * fileread.cc (make_view): Add casts to avoid warning.
1432 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1434 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1435 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1437 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1439 * options.h (General_options::output_is_executable): New.
1440 (General_options::output_is_pie): New.
1441 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1442 for shared libraries.
1443 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1445 2008-09-11 Chris Demetriou <cgd@google.com>
1447 * options.h (origin): New -z option.
1448 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1449 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1452 2008-09-05 Cary Coutant <ccoutant@google.com>
1454 * fileread.cc (File_read::make_view): Add check for attempt to map
1457 2008-09-05 Cary Coutant <ccoutant@google.com>
1459 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1460 explicit instantiations.
1462 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1465 * options.cc (General_options::finalize): Allow undefined symbols
1466 in shlibs if linking -shared.
1469 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1470 symbols as not needing a dynsym entry.
1472 2008-08-20 Craig Silverstein <csilvers@google.com>
1474 * fileread.cc (File_read::open): Do not lock the file unless it
1475 was successfully opened.
1477 2008-08-14 Cary Coutant <ccoutant@google.com>
1479 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1480 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1481 * testsuite/tls_test.cc (struct int128): 128-bit struct
1482 for testing TLS relocs with non-zero addend.
1483 (v12): New TLS variable.
1485 (t_last): Add check for v12.
1486 * testsuite/tls_test.h (t12): New function.
1487 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1489 2008-08-13 Ian Lance Taylor <iant@google.com>
1491 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1492 set tls_segment_ or relro_segment_.
1493 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1495 * output.h (Output_section::clear_is_relro): New function.
1496 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1497 sections specially even when output_data_ is empty.
1498 (Output_segment::maximum_alignment): When first section is relro,
1499 only force alignment for PT_LOAD segments.
1500 * script.cc (script_data_segment_align): New function.
1501 (script_data_segment_relro_end): New function.
1502 * script-c.h (script_data_segment_align): Declare.
1503 (script_data_segment_relro_end): Declare.
1504 * script-sections.h (class Script_sections): Declare
1505 data_segment_align and data_segment_relro_end. Add fields
1506 segment_align_index_ and saw_relro_end_.
1507 * script-sections.cc (class Sections_element): Add set_is_relro
1508 virtual function. Add new bool* parameter to place_orphan_here.
1509 Add get_output_section virtual function.
1510 (class Output_section_definition): Add set_is_relro. Add new
1511 bool* parameter to place_orphan_here. Add get_output_section.
1512 Add is_relro_ field.
1513 (Output_section_definition::Output_section_definition): Initialize
1514 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1515 and is_relro_ fields.
1516 (Output_section_definition::place_orphan_here): Add is_relro
1518 (Output_section_definition::set_section_addresses): Set relro for
1520 (Output_section_definition::alternate_constraint): Likewise.
1521 (class Orphan_output_section): Add new bool* parameter to
1522 place_orphan_here. Add get_output_section.
1523 (Orphan_output_section::place_orphan_here): Add is_relro
1525 (Script_sections::Script_sections): Initialize
1526 data_segment_align_index_ and saw_relro_end_.
1527 (Script_sections::data_segment_align): New function.
1528 (Script_sections::data_segment_relro_end): New function.
1529 (Script_sections::place_orphan): Set or clear is_relro.
1530 (Script_sections::set_section_addresses): Force alignment of first
1532 * yyscript.y (exp): Call script_data_segment_align and
1533 script_data_segment_relro_end.
1534 * testsuite/relro_script_test.t: New file.
1535 * testsuite/relro_test.cc (using_script): Declare.
1536 (t1, t2): Test using_script.
1537 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1538 (relro_script_test_SOURCES): Define.
1539 (relro_script_test_DEPENDENCIES): Define.
1540 (relro_script_test_LDFLAGS): Define.
1541 (relro_script_test_LDADD): Define.
1542 (relro_script_test.so): New target.
1543 * testsuite/Makefile.in: Rebuild.
1545 2008-08-06 Cary Coutant <ccoutant@google.com>
1547 * archive.cc (Archive::total_archives, Archive::total_members)
1548 (Archive::total_members_loaded): New variables.
1549 (Archive::setup): Add parameter. Add option to preread
1551 (Archive::read_armap): Add counter.
1552 (Archive::get_file_and_offset): New function.
1553 (Archive::get_elf_object_for_member): New function.
1554 (Archive::read_all_symbols): New function.
1555 (Archive::read_symbols): New function.
1556 (Archive::add_symbols): Add counters.
1557 (Archive::include_all_members): Use armap to find members if it's
1559 (Archive::include_member): Skip reading symbols if already read.
1560 Factored code into Archive::get_file_and_offset and
1561 Archive::get_elf_object_for_member. Changed call to
1562 Mapfile::report_include_archive_member.
1563 (Archive::print_stats): New function.
1564 * archive.h: Declare Object and Read_symbols_data classes.
1565 (Archive::Archive): Add initializers for new members.
1566 (Archive::setup): Add parameter.
1567 (Archive::print_stats): New function.
1568 (Archive::total_archives, Archive::total_members)
1569 (Archive::total_members_loaded): New variables.
1570 (Archive::get_file_and_offset): New function.
1571 (Archive::get_elf_object_for_member): New function.
1572 (Archive::read_all_symbols): New function.
1573 (Archive::read_symbols): New function.
1574 (Archive::Archive_member): New class.
1575 (Archive::members_): New member.
1576 (Archive::num_members_): New member.
1577 * main.cc: Include archive.h.
1578 (main): Call Archive::print_stats.
1579 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1580 archive parameter; member_name is now the fully-decorated name.
1581 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1582 * options.h: (General_options): Add --preread-archive-symbols option.
1583 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1586 2008-08-04 Ian Lance Taylor <iant@google.com>
1588 * symtab.h (Symbol::use_plt_offset): New function.
1589 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1590 * powerpc.cc (Relocate::relocate): Likewise.
1591 * sparc.cc (Relocate::relocate): Likewise.
1592 * x86_64.cc (Relocate::relocate): Likewise.
1593 * testsuite/weak_plt.sh: New test.
1594 * testsuite/weak_plt_main.cc: New test.
1595 * testsuite/weak_plt_shared.cc: New test.
1596 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1597 (check_PROGRAMS): Add weak_plt.
1598 (check_DATA): Add weak_plt_shared.so.
1599 (weak_plt_main_pic.o, weak_plt): New targets.
1600 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1601 * testsuite/Makefile.in: Rebuild.
1603 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1605 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1606 * testsuite/Makefile.in: Rebuild.
1608 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1610 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1611 * Makefile.in: Regenerate.
1612 * po/POTFILES.in: Regenerate.
1614 2008-07-29 Ian Lance Taylor <iant@google.com>
1616 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1617 symbols before other symbols.
1618 * testsuite/script_test_2.cc (test_addr): Declare.
1619 (test_addr_alias): Declare.
1620 (main): Check that test_addr and test_addr_alias have the right
1622 * testsuite/script_test_2.t: Define test_addr_alias and
1625 2008-07-24 Ian Lance Taylor <iant@google.com>
1628 * descriptors.cc: New file.
1629 * descriptors.h: New file.
1630 * gold-threads.h (class Hold_optional_lock): New class.
1631 * fileread.cc: Include "descriptors.h".
1632 (File_read::~File_read): Release descriptor rather than closing
1634 (File_read::open) [file]: Call open_descriptor rather than open.
1635 Set is_descriptor_opened_.
1636 (File_read::open) [memory]: Assert that descriptor is not open.
1637 (File_read::reopen_descriptor): New function.
1638 (File_read::release): Release descriptor.
1639 (File_read::do_read): Make non-const. Reopen descriptor.
1640 (File_read::read): Make non-const.
1641 (File_read::make_view): Reopen descriptor.
1642 (File_read::do_readv): Likewise.
1643 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1644 Update declarations.
1645 * layout.cc: Include "descriptors.h".
1646 (Layout::create_build_id): Use open_descriptor rather than open.
1647 * output.cc: Include "descriptors.h".
1648 (Output_file::open): Use open_descriptor rather than open.
1649 * archive.cc (Archive::const_iterator): Change Archive to be
1651 (Archive::begin, Archive::end): Make non-const.
1652 (Archive::count_members): Likewise.
1653 * archive.h (class Archive): Update declarations.
1654 * object.h (Object::read): Make non-const.
1655 * Makefile.am (CCFILES): Add descriptors.cc.
1656 (HFILES): Add descriptors.h.
1657 * Makefile.in: Rebuild.
1660 * gold.h: Always include <clocale>. Add Solaris workarounds
1661 following code in binutils/sysdep.h.
1664 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1665 this->eh_frame_hdr_ is NULL before using it.
1667 * dynobj.cc (Versions::Versions): Update comment.
1669 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1670 the base version name.
1672 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1673 array size plus one.
1674 (Stringpool_template::set_string_offsets): Subtract one from key
1675 before using it as an array index.
1676 (Stringpool_template::get_offset_with_length): Likewise.
1677 (Stringpool_template::write_to_buffer): Likewise.
1678 * stringpool.h (Stringpool_template::get_offset_from_key):
1681 2008-07-23 Ian Lance Taylor <iant@google.com>
1684 * object.h (Merged_symbol_value::value): Do our best to handle a
1688 * script.cc (Version_script_info::get_versions): Don't add empty
1689 version tag to return value.
1690 (Version_script_info::get_symbol_version_helper): Change return
1691 type to bool. Add pversion parameter. Change all callers.
1692 (script_register_vers_node): Don't require a non-NULL tag.
1693 * script.h (class Version_script_info): Update declarations.
1694 (Version_script_info::get_symbol_version): Change return type to
1695 bool. Add version parameter. Change all callers.
1696 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1697 handling. Handle an empty version from a version script.
1698 (Symbol_table::define_special_symbol): Likewise.
1699 * testsuite/ver_test_10.script: New file.
1700 * testsuite/ver_test_10.sh: New file.
1701 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1702 (check_DATA): Add ver_test_10.syms.
1703 (ver_test_10.syms, ver_test_10.so): New target.
1704 * testsuite/Makefile.in: Rebuild.
1706 2008-07-23 Simon Baldwin <simonb@google.com>
1708 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1709 to zero for undefined symbols from dynamic libraries.
1711 2008-07-23 Ian Lance Taylor <iant@google.com>
1713 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1715 * symtab.h (class Symbol_table): Update declaration.
1716 * testsuite/ver_test_9.cc: New file.
1717 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1718 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1719 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1720 (ver_test_9.so, ver_test_9.o): New targets.
1721 * testsuite/Makefile.in: Rebuild.
1723 2008-07-22 Ian Lance Taylor <iant@google.com>
1725 * options.h (class General_options): Define --check-sections.
1726 * layout.cc (Layout::set_segment_offsets): Handle
1729 * options.h (class General_options): Define -n/--nmagic and
1731 * options.cc (General_options::finalize): For -n/--nmagic or
1732 -N/--omagic, set -static.
1733 * layout.cc (Layout::attach_allocated_section_to_segment): If
1734 -N/--omagic, don't put read-only and read-write sections in
1736 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1737 finding a read-only segment.
1738 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1739 don't set the minimum segment alignment to the common page size,
1740 and don't set the file offset to the address modulo the page size.
1741 * script-sections.cc (Script_sections::create_segments): If
1742 -n/--omagic, don't put read-only and read-write sections in
1745 * cref.cc: New file.
1747 * options.h (class General_options): Add --print-symbol-counts.
1748 * main.cc (main): Issue defined symbol report if requested.
1749 * archive.cc (Archive::interpret_header): Make into a const member
1751 (Archive::add_symbols): Call Input_objects::archive_start and
1753 (Archive::const_iterator): Define new class.
1754 (Archive::begin, Archive::end): New functions.
1755 (Archive::include_all_members): Rewrite to use iterator.
1756 (Archive::count_members): New function.
1757 * archive.h (class Archive): Update declarations.
1758 (Archive::filename): New function.
1759 * object.cc: Include "cref.h".
1760 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1761 (Sized_relobj::do_get_global_symbol_counts): New function.
1762 (Input_objects::add_object): Add object to cross-referencer.
1763 (Input_objects::archive_start): New function.
1764 (Input_objects::archive_stop): New function.
1765 (Input_objects::print_symbol_counts): New function.
1766 * object.h: Declare Cref and Archive.
1767 (Object::get_global_symbol_counts): New function.
1768 (Object::do_get_global_symbol_counts): New pure virtual function.
1769 (class Sized_relobj): Add defined_count_ field. Update
1771 (class Input_objects): Add cref_ field. Update constructor.
1772 Update declarations.
1773 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1775 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1777 (Sized_dynobj::do_get_global_symbol_counts): New function.
1778 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1779 defined_count_. Update declarations. Define Symbols typedef.
1780 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1781 parameter. Change all callers.
1782 (Symbol_table::add_from_dynobj): Add sympointers and defined
1783 parameters. Change all callers.
1784 * symtab.h (class Symbol_table): Update declarations.
1785 * Makefile.am (CCFILES): Add cref.cc.
1786 (HFILES): Add cref.h.
1787 * Makefile.in: Rebuild.
1789 2008-07-22 Simon Baldwin <simonb@google.com>
1791 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1792 to zero when writing undefined symbols.
1794 2008-07-22 Ian Lance Taylor <iant@google.com>
1796 * output.cc (Output_section::add_input_section): Don't try to
1797 merge empty merge sections.
1799 2008-07-21 Craig Silverstein <csilvers@google.com>
1801 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1802 Include symbol version in error message.
1804 2008-07-20 Chris Demetriou <cgd@google.com>
1806 * configure.ac (gold_cv_c_random_seed): New configured variable.
1807 (RANDOM_SEED_CFLAGS): New substituted variable.
1808 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1809 * configure: Rebuild.
1810 * Makefile.in: Likewise.
1811 * testsuite/Makefile.in: Likewise.
1813 2008-07-18 Ian Lance Taylor <iant@google.com>
1815 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1816 where we see NAME/NULL and NAME/VERSION as separate symbols.
1817 * testsuite/ver_test_main.cc (main): Call t4.
1818 (t4, t4_2a): Define.
1819 * testsuite/ver_test_2.cc (t4_2): Define.
1820 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1821 * testsuite/ver_test_4.cc (t4_2a): Define.
1822 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1823 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1825 2008-07-17 Ian Lance Taylor <iant@google.com>
1827 * dynobj.cc (Versions::add_def): If we give an error about a
1828 missing version, go ahead and create the version anyhow.
1830 2008-07-10 Ian Lance Taylor <iant@google.com>
1832 Handle output sections with more than 0x7fffffff bytes.
1833 * object.h (class Relobj): Change map_to_output_ to
1834 output_sections_, and just keep a section pointer. Change all
1835 uses. Move comdat group support to Sized_relobj.
1836 (Relobj::is_section_specially_mapped): Remove.
1837 (Relobj::output_section): Remove poff parameter. Change all
1839 (Relobj::output_section_offset): New function.
1840 (Relobj::set_section_offset): Rewrite.
1841 (Relobj::map_to_output): Remove.
1842 (Relobj::output_sections): New function.
1843 (Relobj::do_output_section_offset): New pure virtual function.
1844 (Relobj::do_set_section_offset): Likewise.
1845 (class Sized_relobj): Add section_offsets_ field. Add comdat
1846 group support from Relobj. Update declarations.
1847 (Sized_relobj::get_output_section_offset): New function.
1848 (Sized_relobj::do_output_section_offset): New function.
1849 (Sized_relobj::do_set_section_offset): New function.
1850 * object.cc (Relobj::output_section_address): Remove.
1851 (Sized_relobj::Sized_relobj): Initialize new fields.
1852 (Sized_relobj::include_section_group): Cast find_kept_object to
1854 (Sized_relobj::include_linkonce_section): Likewise.
1855 (Sized_relobj::do_layout): Use separate arrays for output section
1857 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1859 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1860 output_sections and section_offsets.
1861 (Sized_relobj::write_local_symbols): Likewise.
1862 (map_to_kept_section): Compute output address directly.
1863 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1864 output_sections and section_offsets.
1865 (Sized_relobj::write_sections): Likewise.
1866 (Sized_relobj::relocate_sections): Likewise.
1867 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1868 * output.h (class Output_reloc): Update declarations. Change
1869 u2_.relobj to Sized_relobj*.
1870 (class Output_data_reloc): Change add functions to use
1872 * output.cc (Output_reloc::Output_reloc): Change relobj to
1874 (Output_reloc::local_section_offset): Change return type to
1875 Elf_Addr. Use get_output_section_offset.
1876 (Output_reloc::get_address): Likewise.
1877 (Output_section::is_input_address_mapped): Don't call
1878 is_section_specially_mapped.
1879 (Output_section::output_offset): Likewise.
1880 (Output_section::output_address): Likewise.
1881 (Output_section::starting_output_address): Likewise.
1882 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1883 parameter to Sized_relobj*.
1884 (Copy_relocs::need_copy_reloc): Likewise.
1885 (Copy_relocs::save): Likewise.
1886 * copy-relocs.h (class Copy_relocs): Update declarations.
1887 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1888 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1889 * target-reloc.h (relocate_for_relocatable): Change
1890 offset_in_output_section type to Elf_Addr. Change code that uses
1892 * layout.cc (Layout::layout): Always set *off.
1893 * mapfile.cc (Mapfile::print_input_section): Use
1894 output_section_offset.
1895 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1897 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1898 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1899 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1901 2008-07-03 Ian Lance Taylor <iant@google.com>
1903 * layout.cc (Layout::include_section): Do not discard unrecognized
1904 SHT_STRTAB sections.
1906 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1908 * script.cc (Lex::can_continue_name): Make '?' allowable in
1909 version-script names.
1910 * testsuite/version_script.map: Change glob pattern to use '?'
1912 2008-06-30 Manish Singh <yosh@gimp.org>
1915 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1918 2008-06-30 Ian Lance Taylor <iant@google.com>
1922 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1923 versions]: Don't try to read the value in the contents, since we
1924 don't use it. Use the template endianness when writing.
1926 2008-06-25 Cary Coutant <ccoutant@google.com>
1928 * fileread.cc (File_read::make_view): Assert on zero-length view.
1929 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1930 symbol table when there are no symbols to read.
1932 2008-06-23 Craig Silverstein <csilvers@google.com>
1934 * version.cc (version_string): Bump to 1.7
1936 2008-06-18 Craig Silverstein <csilvers@google.com>
1938 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1939 constant 0xFFFF to type Valtype.
1940 (Powerpc_relocate_functions::rel16_ha): Likewise.
1942 2008-06-17 Ian Lance Taylor <iant@google.com>
1944 * output.h (Output_section::Input_section): Initialize p2align_ to
1945 zero for Output_section_data constructors.
1946 (Output_section::Input_section::addralign): If not an input
1947 section, return the alignment of the Output_section_data.
1948 * testsuite/copy_test.cc: New file.
1949 * testsuite/copy_test_1.cc: New file.
1950 * testsuite/copy_test_2.cc: New file.
1951 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1952 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1953 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1954 (copy_test_1_pic.o, copy_test_1.so): New targets.
1955 (copy_test_2_pic.o, copy_test_2.so): New targets.
1956 * testsuite/Makefile.in: Rebuild.
1958 * script-sections.cc (Script_sections::place_orphan): Initialize
1959 local variable exact.
1961 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1963 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1965 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1966 David S. Miller <davem@davemloft.net>
1968 * powerpc.cc: New file.
1969 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1970 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1971 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1972 * Makefile.in: Rebuild.
1974 2008-06-09 Ian Lance Taylor <iant@google.com>
1976 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1978 (throwing, orig_terminate): New static variables.
1979 (terminate_handler): New static function.
1980 (t2): Set terminate handler.
1982 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1985 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1988 2008-05-30 Cary Coutant <ccoutant@google.com>
1990 * archive.cc (Archive::include_all_members) Correct to step
1991 over symbol table and extended name table in thin archives.
1993 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1996 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1999 2008-05-28 Caleb Howe <cshowe@google.com>
2001 * reduced_debug_output.cc: New file.
2002 * reduced_debug_output.h: New file.
2003 * options.h (class General_options): Add --strip-debug-non-line.
2004 * options.cc (General_options::finalize): Add strip_debug_non_line
2005 to the strip heirarchy.
2006 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2008 * layout.cc: Include "reduced_debug_output.h".
2009 (Layout::Layout): Initialize new fields.
2010 (line_only_debug_sections): New static array.
2011 (is_lines_only_debug_sections): New static inline function.
2012 (Layout::include_section): Handle --strip-debug-non-line.
2013 (Layout::make_output_section): If --strip-debug-non-line, build
2014 new output sections for .debug_abbrev and .debug_info.
2015 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2016 gold. Warn about possible overflow.
2017 (read_signed_LEB_128): Likewise.
2018 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2019 (read_signed_LEB_128): Declare.
2020 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2021 (HFILES): Add reduced_debug_output.h.
2022 * Makefile.in: Rebuild.
2024 2008-05-21 Ian Lance Taylor <iant@google.com>
2026 * mapfile.cc: New file.
2027 * mapfile.h: New file.
2028 * options.h (class General_options): Add -M/--print-map and -Map.
2029 * options.cc (General_options::finalize): Make -M equivalent to
2031 * main.cc: Include <cstdio> and "mapfile.h".
2032 (main): Open mapfile if requested.
2033 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2034 constructor. Change caller.
2035 (queue_initial_tasks): Add mapfile parameter. Change caller.
2036 (queue_middle_tasks): Likewise.
2037 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2039 * archive.cc: Include "mapfile.h".
2040 (Archive::add_symbols): Add mapfile parameter. Change all
2041 callers. Pass mapfile, symbol, and reason to include_member.
2042 (Archive::include_all_members): Add mapfile parameter. Change all
2044 (Archive::include_member): Add mapfile, sym, and why parameters.
2045 Change all callers. Report inclusion to map file.
2046 * archive.h: Include "fileread.h".
2047 (class Archive): Update declarations.
2048 (Archive::file): New const method.
2049 (class Add_archive_symbols): Add mapfile_ field. Update
2050 constructor. Change all callers.
2051 * readsyms.h (class Read_symbols): Likewise.
2052 (class Finish_group): Likewise.
2053 (class Read_script): Likewise.
2054 * common.cc: Include "mapfile.h".
2055 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2057 (Symbol_table::do_allocate_commons): Likewise.
2058 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2059 symbol allocation to mapfile.
2060 * common.h (class Allocate_commons_task): Add mapfile_ field.
2061 Update constructor. Change all callers.
2062 * symtab.h (class Symbol_table): Update declarations.
2063 * layout.cc: Include "mapfile.h".
2064 (Layout_task_runner::run): Print information to mapfile.
2065 (Layout::create_gold_note): Change Output_data_fixed_space to
2066 Output_data_zero_fill.
2067 (Layout::create_build_id): Likewise.
2068 (Layout::print_to_mapfile): New function.
2069 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2070 constructor. Change caller.
2071 (class Layout): Declare print_to_mapfile.
2072 * output.cc (Output_section::Input_section::print_to_mapfile): New
2074 (Output_section::add_input_section): If producing a map, always
2075 add to input_sections_ list.
2076 (Output_section::do_print_to_mapfile): New function.
2077 (Output_segment::print_sections_to_mapfile): New function.
2078 (Output_segment::print_section_list_to_mapfile): New function.
2079 * output.h: Include "mapfile.h".
2080 (Output_data::print_to_mapfile): New function.
2081 (Output_data::do_print_to_mapfile): New virtual function.
2082 (Output_segment_headers::do_print_to_mapfile): New function.
2083 (Output_file_header::do_print_to_mapfile): New function.
2084 (Output_data_const::do_print_to_mapfile): New function.
2085 (class Output_data_const_buffer): Add map_name_ field. Update
2086 constructor. Change all callers. Add do_print_to_mapfile
2088 (class Output_data_fixed_space): Likewise.
2089 (class Output_data_space): Likewise.
2090 (class Output_data_zero_fill): New class.
2091 (Output_data_strtab::do_print_to_mapfile): New function.
2092 (Output_data_reloc_base::do_print_to_mapfile): New function.
2093 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2094 (Output_data_group::do_print_to_mapfile): New function.
2095 (Output_data_got::do_print_to_mapfile): New function.
2096 (Output_data_dynamic::do_print_to_mapfile): New function.
2097 (Output_symtab_xindex::do_print_to_mapfile): New function.
2098 (class Output_section): Declare do_print_to_mapflie. Declare
2099 print_to_mapfile in Input_section.
2100 (class Output_segment): Declare new functions.
2101 * object.h (Sized_relobj::symbol_count): New function.
2102 * script-sections.cc
2103 (Output_section_element_dot_assignment::set_section_addresses):
2104 Change Output_data_fixed_space to Output_data_zero_fill.
2105 (Output_data_expression::do_print_to_mapfile): New function.
2106 * script.cc (read_input_script): Add mapfile parameter. Change
2108 * script.h (read_input_script): Update declaration.
2109 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2110 (Eh_frame::do_print_to_mapfile): New function.
2111 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2112 (Output_merge_string::do_print_to_mapfile): New function.
2113 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2115 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2117 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2119 * Makefile.am (CCFILES): Add mapfile.cc.
2120 (HFILES): Add mapfile.h.
2121 * Makefile.in: Rebuild.
2123 2008-05-19 Ian Lance Taylor <iant@google.com>
2125 * options.h (class General_options): Add -z relro.
2126 * layout.cc (Layout::Layout): Initialize relro_segment_.
2127 (Layout::add_output_section_data): Return the output section.
2128 (Layout::make_output_section): Rcognize relro sections and mark
2130 (Layout::attach_allocated_section_to_segment): Put relro sections
2131 in a PT_GNU_RELRO segment.
2132 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2134 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2136 (Layout::linkonce_mapping): Map d.rel.ro.local to
2138 (Layout::output_section_name): Us .data.rel.ro.local for any
2139 section which begins with that.
2140 * layout.h (class Layout): Update add_output_section_data
2141 declaration. Add relro_segment_ field.
2142 * output.cc (Output_section::Output_section): Initialize is_relro_
2143 and is_relro_local_ fields.
2144 (Output_segment::add_output_section): Group relro sections.
2145 (Output_segment::is_first_section_relro): New function.
2146 (Output_segment::maximum_alignment): If there is a relro section,
2147 align the segment to the common page size.
2148 (Output_segment::set_section_addresses): Track whether we are
2149 looking at relro sections. If the last section is a relro
2150 section, align to the common page size.
2151 (Output_segment::set_section_list_addresses): Add in_relro
2152 parameter. Change all callers. Align to the page size when
2153 moving from relro to non-relro section.
2154 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2156 * output.h (class Output_section): Add is_relro_ and
2157 is_relro_local_ fields.
2158 (Output_section::is_relro): New function.
2159 (Output_section::set_is_relro): New function.
2160 (Output_section::is_relro_local): New function.
2161 (Output_section::set_is_relro_local): New function.
2162 (class Output_segment): Update declarations.
2163 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2164 * sparc.cc (Target_sparc::got_section): Likewise.
2165 * x86_64.cc (Target_x86_64::got_section): Likewise.
2166 * testsuite/relro_test_main.cc: New file.
2167 * testsuite/relro_test.cc: New file.
2168 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2169 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2170 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2171 (relro_test.so, relro_test_pic.o): New targets.
2172 * testsuite/Makefile.in: Rebuild.
2174 2008-05-16 Ian Lance Taylor <iant@google.com>
2176 * output.cc (Output_segment::add_output_section): Remove front
2178 * output.h (class Output_segment): Remove
2179 add_initial_output_section and overloaded add_output_section.
2180 Update declaration of remaining add_output_section.
2181 * layout.cc (Layout::create_interp): Call add_output_section
2182 rather than add_initial_output_section.
2183 (Layout::finish_dynamic_section): Likewise.
2185 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2186 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2187 know the dynamic type.
2188 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2189 field. Initialize it in constructor.
2190 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2191 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2192 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2195 * output.cc (Output_reloc::get_address): Change return type to
2197 * output.h (class Output_reloc): Update get_address declaration.
2198 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2199 for section addresses.
2201 2008-05-09 Ian Lance Taylor <iant@google.com>
2204 * gold.cc (gold_nomem): Use return value of write.
2206 2008-05-08 Ian Lance Taylor <iant@google.com>
2208 * symtab.c (Symbol::init_base_output_data): Add version
2209 parameter. Change all callers.
2210 (Symbol::init_base_output_segment): Likewise.
2211 (Symbol::init_base_constant): Likewise.
2212 (Symbol::init_base_undefined): Likewise.
2213 (Sized_symbol::init_output_data): Likewise.
2214 (Sized_symbol::init_output_segment): Likewise.
2215 (Sized_symbol::init_constant): Likewise.
2216 (Sized_symbol::init_undefined): Likewise.
2217 (Symbol_table::do_define_in_output_data): If the new symbol has a
2218 version, mark it as the default.
2219 (Symbol_table::do_define_in_output_segment): Likewise.
2220 (Symbol_table::do_define_as_constant): Likewise.
2221 * symtab.h (class Symbol): Update declarations.
2222 (class Sized_symbol): Likewise.
2223 * resolve.cc (Symbol::override_version): New function.
2224 (Symbol::override_base): Call override_version.
2225 (Symbol::override_base_with_special): Likewise.
2226 * testsuite/ver_script_8.script: New file.
2227 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2228 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2229 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2230 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2232 2008-05-06 Ian Lance Taylor <iant@google.com>
2235 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2237 (class General_options): Remove existing --undefined, and add
2238 --no-undefined instead. Add new --undefined as synonym for -u.
2239 * archive.cc (Archive::add_symbols): Check whether symbol was
2241 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2242 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2243 all uses. Add IS_UNDEFINED. Update declarations to split
2244 different versions of init_base. Declare init_base_undefined.
2245 (Symbol::is_defined): Handle IS_UNDEFINED.
2246 (Symbol::is_undefined): Likewise.
2247 (Symbol::is_weak_undefined): Call is_undefined.
2248 (Symbol::is_absolute): Handle IS_CONSTANT.
2249 (class Sized_symbol): Update declarations to split different
2250 versions of init. Declare init_undefined.
2251 (class Symbol_table): Declare new functions.
2252 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2254 (Symbol::init_base_output_data): Likewise.
2255 (Symbol::init_base_output_segment): Likewise.
2256 (Symbol::init_base_constant): Likewise.
2257 (Symbol::init_base_undefined): New function.
2258 (Sized_symbol::init_object): Rename from init. Change all
2260 (Sized_symbol::init_output_data): Likewise.
2261 (Sized_symbol::init_output_segment): Likewise.
2262 (Sized_symbol::init_constant): Likewise.
2263 (Sized_symbol::init_undefined): New function.
2264 (Symbol_table::add_undefined_symbols_from_command_line): New
2266 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2268 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2269 (Symbol::output_section): Likewise.
2270 (Symbol::set_output_section): Likewise.
2271 (Symbol_table::sized_finalize_symbol): Likewise.
2272 (Symbol_table::sized_write_globals): Likewise.
2273 * resolve.cc (Symbol_table::should_override): Likewise.
2274 (Symbol::override_base_with_special): Likewise.
2276 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2277 symbol, change it to have default visibility.
2278 * testsuite/protected_1.cc: New file.
2279 * testsuite/protected_2.cc: New file.
2280 * testsuite/protected_3.cc: New file.
2281 * testsuite/protected_main_1.cc: New file.
2282 * testsuite/protected_main_2.cc: New file.
2283 * testsuite/protected_main_3.cc: New file.
2284 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2285 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2286 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2287 (protected_1.so): New target.
2288 (protected_1_pic.o, protected_2_pic.o): New targets.
2289 (protected_3_pic.o): New target.
2290 (check_PROGRAMS): Add protected_2.
2291 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2292 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2293 * testsuite/Makefile.in: Rebuild.
2295 * options.h (DEFINE_var): Add set_user_set_##varname__.
2296 (DEFINE_bool_alias): New macro.
2297 (class General_options): Define -Bstatic using DEFINE_bool_alias
2298 rather than DEFINE_special. Add --undefined as an alias for -z
2300 * options.cc (General_options::parse_Bstatic): Remove.
2302 * options.h (class General_options): Add --fatal-warnings.
2303 * main.cc (main): Implement --fatal-warnings.
2304 * errors.h (Errors::warning_count): New function.
2306 * options.h (class General_options): Add -Bsymbolic-functions.
2307 * symtab.h (Symbol::is_preemptible): Check for
2308 -Bsymbolic-functions.
2310 2008-05-05 Ian Lance Taylor <iant@google.com>
2312 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2313 as noVARNAME rather than no-VARNAME.
2314 (class General_options): Add option -z combreloc.
2315 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2317 (Output_reloc::sort_before) [SHT_REL]: New function.
2318 (Output_reloc::sort_before) [SHT_RELA]: New function.
2319 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2320 Sort_relocs_comparison.
2321 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2322 parameter. Change all callers.
2323 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2324 sort_relocs parameter. Change all callers.
2325 * output.cc (Output_reloc::get_address): New function, broken out
2327 (Output_reloc::write_rel): Call it.
2328 (Output_reloc::compare): New function.
2329 (Output_data_reloc_base::do_write): Optionally sort relocs.
2331 * configure.ac: If targ_extra_obj is set, link it in.
2332 * configure.tgt: Initialize all variables.
2333 (x86_64*): Set targ_extra_obj and targ_extra_size.
2334 * configure: Rebuild.
2336 * object.cc (Sized_relobj::include_section_group): Adjust section
2337 indexes read from group data. Build vector to pass to
2339 * layout.cc (Layout::layout_group): Add flags and shndxes
2340 parameters. Remove contents parameter. Change caller. Update
2341 explicit instantiations.
2342 * layout.h (class Layout): Update layout_group declaration.
2343 * output.cc (Output_data_group::Output_data_group): Add flags and
2344 input_shndxes parameters. Remove contents parameter. Change
2346 (Output_data_group::do_write): Change input_sections_ to
2348 * output.h (class Output_data_group): Update constructor
2349 declaration. Rename input_sections_ to input_shndxes_.
2350 * testsuite/many_sections_test.cc: Add template.
2352 2008-04-30 Cary Coutant <ccoutant@google.com>
2354 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2356 * layout.cc (Layout::include_section): Refactored check for debug
2358 (Layout::add_comdat): Add new parameters. Change type
2359 of signature parameter. Add object and shndx to signatures table.
2360 (Layout::find_kept_object): New function.
2361 * layout.h: Include <cstring>.
2362 (Layout::is_debug_info_section): New function.
2363 (Layout::add_comdat): Add new parameters.
2364 (Layout::find_kept_object): New function.
2365 (Layout::Kept_section): New struct.
2366 (Layout::Signatures): Change type of map range.
2367 * object.cc (Relobj::output_section_address): New function.
2368 (Sized_relobj::include_section_group): Add new parameters. Change
2369 calls to Layout::add_comdat. Change to build table of kept comdat
2370 groups and table mapping discarded sections to kept sections.
2371 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2372 (Sized_relobj::do_layout): Change calls to include_section_group and
2373 include_linkonce_section.
2374 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2375 value to zero when section is discarded.
2376 (Sized_relobj::map_to_kept_section): New function.
2377 * object.h (Relobj::output_section_address): New function.
2378 (Relobj::Comdat_group): New type.
2379 (Relobj::find_comdat_group): New function.
2380 (Relobj::Comdat_group_table): New type.
2381 (Relobj::Kept_comdat_section): New type.
2382 (Relobj::Kept_comdat_section_table): New type.
2383 (Relobj::add_comdat_group): New function.
2384 (Relobj::set_kept_comdat_section): New function.
2385 (Relobj::get_kept_comdat_section): New function.
2386 (Relobj::comdat_groups_): New field.
2387 (Relobj::kept_comdat_sections_): New field.
2388 (Symbol_value::input_value): Update comment.
2389 (Sized_relobj::map_to_kept_section) New function.
2390 (Sized_relobj::include_linkonce_section): Add new parameter.
2391 * target-reloc.h (Comdat_behavior): New type.
2392 (get_comdat_behavior): New function.
2393 (relocate_section): Add code to map a discarded section to the
2394 corresponding kept section when applying a relocation.
2396 2008-04-30 Craig Silverstein <csilvers@google.com>
2398 * dwarf_reader.cc (next_generation_count): New static var.
2399 (Addr2line_cache_entry): New struct.
2400 (addr2line_cache): New static var.
2401 (Dwarf_line_info::one_addr2line): Added caching.
2402 (Dwarf_line_info::clear_addr2line_cache): New function.
2403 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2404 cache-size parameter.
2405 (Dwarf_line_info::one_addr2line_cache): New function.
2406 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2407 new cache-size argument to one_addr2line(), and clear cache.
2409 2008-04-28 Cary Coutant <ccoutant@google.com>
2411 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2412 R_386_PC8 relocations.
2414 2008-04-23 Ian Lance Taylor <iant@google.com>
2416 * object.cc (Sized_relobj::include_section_group): Check for
2417 invalid section group.
2419 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2422 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2423 than read for file header.
2424 * archive.cc (Archive::include_member): Likewise.
2426 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2428 * aclocal.m4: Regenerate.
2429 * configure: Regenerate.
2431 2008-04-19 Ian Lance Taylor <iant@google.com>
2433 * version.cc (version_string): Bump to 1.6.
2435 * testsuite/Makefile.am (many_sections_r_test): New target.
2436 (many_sections_r_test_SOURCES): Remove.
2437 (many_sections_r_test_DEPENDENCIES): Remove.
2438 (many_sections_r_test_LDFLAGS): Remove.
2439 (many_sections_r_test_LDADD): Remove.
2441 * object.cc (Sized_relobj::do_add_symbols): Always pass
2442 local_symbol_count_ to add_from_relobj.
2444 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2445 every thousand variables.
2446 * testsuite/Makefile.in: Rebuild.
2448 * object.cc (Xindex::initialize_symtab_xindex): New function.
2449 (Xindex::read_symtab_xindex): New function.
2450 (Xindex::sym_xindex_to_shndx): New function.
2451 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2453 (Sized_relobj::do_initialize_xindex): New function.
2454 (Sized_relobj::do_read_symbols): Adjust section links.
2455 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2456 parameter. Change all callers.
2457 (Sized_relobj::include_section_group): Adjust section links and
2458 symbol section indexes.
2459 (Sized_relobj::do_layout): Adjust section links.
2460 (Sized_relobj::do_count_local_symbols): Adjust section links and
2461 symbol section indexes.
2462 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2463 ordinary and special symbols.
2464 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2465 dynsym_xindex parameters. Change all callers. Adjust section
2466 links. Use SHN_XINDEX when needed.
2467 (Sized_relobj::get_symbol_location_info): Adjust section links.
2468 Don't get fooled by special symbols.
2469 * object.h (class Xindex): Define.
2470 (class Object): Add xindex_ parameter. Declare virtual functoin
2471 do_initialize_xindex.
2472 (Object::adjust_sym_shndx): New function.
2473 (Object::set_xindex): New protected function.
2474 (class Symbol_value): Add is_ordinary_shndx_ field.
2475 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2476 (Symbol_value::value): Assert ordinary section.
2477 (Symbol_value::initialize_input_to_output_map): Likewise.
2478 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2480 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2482 (class Sized_relobj): Update declarations.
2483 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2484 parameter. Change all callers.
2485 (Sized_relobj::adjust_shndx): New function.
2486 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2488 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2489 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2490 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2491 (Sized_dynobj::read_dynsym_section): Adjust section links.
2492 (Sized_dynobj::read_dynamic): Likewise.
2493 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2495 (Sized_dynobj::do_initialize_xindex): New function.
2496 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2497 do_initialize_xindex.
2498 (Sized_dynobj::adjust_shndx): New function.
2499 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2500 dynsym_xindex_ fields.
2501 (Layout::finalize): Add a call to set_section_indexes before
2502 creating the symtab sections.
2503 (Layout::set_section_indexes): Don't do anything if the section
2504 already has a section index.
2505 (Layout::create_symtab_sections): Add shnum parameter. Change
2506 caller. Create .symtab_shndx section if needed.
2507 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2509 (Layout::allocated_output_section_count): New function.
2510 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2512 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2513 fields. Update declarations.
2514 (Layout::symtab_xindex): New function.
2515 (Layout::dynsym_xindex): New function.
2516 (class Write_symbols_task): Add layout_ field.
2517 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2519 * output.cc (Output_section_headers::Output_section_headers): Add
2520 shstrtab_section parameter. Change all callers.
2521 (Output_section_headers::do_sized_write): Store overflow values
2522 for section count and section string table section index in
2523 section header zero.
2524 (Output_file_header::do_sized_write): Check for overflow of
2525 section count and section string table section index.
2526 (Output_symtab_xindex::do_write): New function.
2527 (Output_symtab_xindex::endian_do_write): New function.
2528 * output.h (class Output_section_headers): Add shstrtab_section_.
2529 Update declarations.
2530 (class Output_symtab_xindex): Define.
2531 (Output_section::has_out_shndx): New function.
2532 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2534 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2536 (Sized_symbol::init): Likewise.
2537 (Symbol::output_section): Check for ordinary symbol.
2538 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2539 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2541 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2542 Change all callers. Simplify handling of symbols from sections
2543 not included in the link.
2544 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2546 (Weak_alias_sorter::operator()): Assert that symbols are
2548 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2550 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2551 parameters. Change all callers.
2552 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2553 symbol distinction. Use SHN_XINDEX when needed.
2554 (Symbol_table::write_section_symbol): Add symtab_xindex
2555 parameter. Change all callers.
2556 (Symbol_table::sized_write_section_symbol): Likewise. Use
2557 SHN_XINDEX when needed.
2558 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2560 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2561 (Symbol::is_defined): Check is_ordinary.
2562 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2563 (Symbol::is_absolute, Symbol::is_common): Likewise.
2564 (class Sized_symbol): Update declarations.
2565 (class Symbol_table): Update declarations.
2566 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2567 parameters. Change all callers.
2568 (Sized_symbol::override): Likewise.
2569 (Symbol_table::override): Likewise.
2570 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2571 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2572 is_ordinary, and orig_st_shndx parameters. Change all callers.
2573 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2574 to be in an ordinary section.
2575 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2576 object and is_ordinary parameters. Change all callers.
2577 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2578 Change all callers. Don't add undefined or non-ordinary symbols
2580 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2582 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2584 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2585 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2586 (Sized_relobj::relocate_sections): Likewise.
2587 * target-reloc.h (scan_relocs): Adjust section symbol index.
2588 (scan_relocatable_relocs): Likewise.
2589 * i386.cc (Scan::local): Check for ordinary symbols.
2590 * sparc.cc (Scan::local): Likewise.
2591 * x86_64.cc (Scan::local): Likewise.
2592 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2593 to symbol_section_and_value.
2594 * testsuite/many_sections_test.cc: New file.
2595 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2596 (check_PROGRAMS): Add many_sections_test.
2597 (many_sections_test_SOURCES): Define.
2598 (many_sections_test_DEPENDENCIES): Define.
2599 (many_sections_test_LDFLAGS): Define.
2600 (BUILT_SOURCES): Add many_sections_define.h.
2601 (many_sections_define.h): New target.
2602 (BUILT_SOURCES): Add many_sections_check.h.
2603 (many_sections_check.h): New target.
2604 (check_PROGRAMS): Add many_sections_r_test.
2605 (many_sections_r_test_SOURCES): Define.
2606 (many_sections_r_test_DEPENDENCIES): Define.
2607 (many_sections_r_test_LDFLAGS): Define.
2608 (many_sections_r_test_LDADD): Define.
2609 (many_sections_r_test.o): New target.
2610 * testsuite/Makefile.in: Rebuild.
2612 2008-04-17 Cary Coutant <ccoutant@google.com>
2614 * errors.cc (Errors::info): New function.
2615 (gold_info): New function.
2616 * errors.h (Errors::info): New function.
2617 * gold.h (gold_info): New function.
2618 * object.cc (Input_objects::add_object): Print trace output.
2619 * options.cc (options::parse_set): New function.
2620 (General_options::parse_wrap): Deleted.
2621 (General_options::General_options): Deleted initializer.
2622 * options.h (options::String_set): New typedef.
2623 (options::parse_set): New function.
2624 (DEFINE_set): New macro.
2625 (General_options::wrap): Changed to use DEFINE_set. Changed
2626 callers of any_wrap_symbols and is_wrap_symbol.
2627 (General_options::trace, General_options::trace_symbol):
2629 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2630 (General_options::wrap_symbols_): Deleted.
2631 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2633 2008-04-17 David S. Miller <davem@davemloft.net>
2635 * options.cc (General_options::parse_V): New function.
2636 * options.h: Add entries for -V and -Qy.
2638 2008-04-17 Ian Lance Taylor <iant@google.com>
2640 * common.cc (Symbol_table::allocate_commons): Remove options
2641 parameter. Change caller.
2642 (Symbol_table::do_allocate_commons): Remove options parameter.
2643 Change caller. Just call do_allocate_commons_list twice.
2644 (Symbol_table::do_allocate_commons_list): New function, broken out
2645 of do_allocate_commons.
2646 * common.h (class Allocate_commons_task): Remove options_ field.
2648 * symtab.cc (Symbol_table::Symbol_table): Initialize
2650 (Symbol_table::add_from_object): Put TLS common symbols on
2652 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2653 which are IN_OUTPUT_DATA.
2654 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2655 allocate_commons and do_allocate_commons declarations. Declare
2656 do_allocate_commons_list.
2657 * gold.cc (queue_middle_tasks): Update creation of
2658 Allocate_commons_task to not pass options.
2659 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2660 (TLS_TEST_C_FLAGS): New variable.
2661 (tls_test_c_pic.o): New target.
2662 (tls_test_shared.so): Link in tls_test_c_pic.o.
2663 (tls_test_c_pic_ie.o): New target.
2664 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2665 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2666 (tls_test_c.o): New target.
2667 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2668 (tls_pic_test_LDADD): Likewise.
2669 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2670 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2671 (tls_test_c_gnu2.o): New target.
2672 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2674 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2675 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2676 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2677 * testsuite/tls_test.cc: Include "config.h".
2678 (t_last): Call t11_last.
2679 * testsuite/tls_test.h (t11, t11_last): Declare.
2680 * testsuite/tls_test_c.c: New file.
2681 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2682 * configure.ac: Check for OpenMP support.
2683 * configure, config.in, Makefile.in: Rebuild.
2684 * testsuite/Makefile.in: Rebuild.
2686 2008-04-16 Cary Coutant <ccoutant@google.com>
2688 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2689 (Target_i386::tls_base_symbol_defined_): New field.
2690 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2691 (Target_i386::Scan::global): Likewise.
2692 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2693 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2694 (Target_x86_64::tls_base_symbol_defined_): New field.
2695 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2696 (Target_x86_64::Scan::global): Likewise.
2698 2008-04-16 Cary Coutant <ccoutant@google.com>
2700 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2701 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2702 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2703 building shared libraries.
2704 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2705 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2706 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2707 * testsuite/Makefile.in: Rebuild.
2708 * testsuite/weak_undef.h: New file.
2709 * testsuite/weak_undef_file1.cc: Add extra test cases.
2710 * testsuite/weak_undef_file2.cc: Likewise.
2711 * testsuite/weak_undef_test.cc: Likewise.
2713 2008-04-16 David S. Miller <davem@davemloft.net>
2715 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2716 Add issued_non_pic_error_ field. Declare check_non_pic.
2717 (Target_sparc::Scan::check_non_pic): New function.
2718 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2719 (Target_sparc::Scan::global): Likewise.
2721 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2722 * configure: Rebuild.
2724 * options.h (DEFINE_enable): New macro.
2725 (new_dtags): New enable option.
2726 (initfirst, interpose, loadfltr, nodefaultlib,
2727 nodelete, nodlopen, nodump): New -z options.
2728 * layout.cc (Layout:finish_dynamic_section): If new
2729 dtags enabled, emit DT_RUNPATH. Also, emit a
2730 DT_FLAGS_1 containing any specified -z flags.
2732 2008-04-16 Ian Lance Taylor <iant@google.com>
2734 * copy-relocs.cc: New file.
2735 * copy-relocs.h: New file.
2736 * reloc.cc: Remove Copy_relocs code.
2737 * reloc.h: Likewise.
2738 * reloc-types.h (struct Reloc_types) [both versions]: Add
2739 get_reloc_addend_noerror.
2740 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2741 variants of add_global which take an addend which must be zero.
2742 * i386.cc: Include "copy-relocs.h".
2743 (class Target_i386): Change type of copy_relocs_ to variable,
2745 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2747 (Target_i386::do_finalize_sections): Change handling of
2749 * sparc.cc: Include "copy-relocs.h".
2750 (class Target_sparc): Change type of copy_relocs_ to variable,
2752 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2754 (Target_sparc::do_finalize_sections): Change handling of
2756 * x86_64.cc: Include "copy-relocs.h".
2757 (class Target_x86_64): Change type of copy_relocs_ to variable,
2759 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2760 class. Change all callers.
2761 (Target_x86_64::do_finalize_sections): Change handling of
2763 * Makefile.am (CCFILES): Add copy-relocs.cc.
2764 (HFILES): Add copy-relocs.h.
2766 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2768 * testsuite/script_test_4.sh: Permit leading zeroes.
2770 2008-04-15 Ian Lance Taylor <iant@google.com>
2772 * script-sections.cc (Script_sections::create_segments): Use
2773 header_size_adjustment even when there is enough room for the
2775 * testsuite/script_test_4.sh: New file.
2776 * testsuite/script_test_4.t: New file.
2777 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2778 (check_DATA): Add script_test_4.stdout.
2779 (MOSTLYCLEANFILES): Likewise.
2780 (script_test_4): New target.
2781 (script_test_4.stdout): New target.
2782 * testsuite/Makefile.in: Rebuild.
2784 * sparc.cc: Add definitions for Output_data_plt_sparc class
2787 2008-04-14 David S. Miller <davem@davemloft.net>
2789 * sparc.cc: New file.
2790 * Makefile.am (TARGETSOURCES): Add sparc.cc
2791 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2792 * configure.tgt: Document targ_extra_size and
2793 targ_extra_big_endian. Add entries for sparc-* and
2795 * configure.ac: Handle targ_extra_size and
2796 targ_extra_big_endian.
2797 * Makefile.in: Rebuild.
2798 * configure: Likewise.
2799 * po/POTFILES.in: Likewise.
2800 * po/gold.pot: Likewise.
2802 2008-04-14 Ian Lance Taylor <iant@google.com>
2804 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2805 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2806 in the name/type/flags to section mapping. Don't call
2807 allocate_output_section.
2808 (Layout::choose_output_section): Change parameter from adjust_name
2809 to is_input_section. Don't permit input sections after sections
2810 are attached to segments. Don't call allocate_output_section.
2811 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2812 not write_enable_output_section.
2813 (Layout::make_output_section): Don't push to
2814 unattached_section_list_ nor call attach_to_segment. Call
2815 attach_section_to_segment if sections are attached.
2816 (Layout::attach_sections_to_segments): New function.
2817 (Layout::attach_section_to_segment): New function.
2818 (Layout::attach_allocated_section_to_segment): Rename from
2819 attach_to_segment. Remove flags parameter.
2820 (Layout::allocate_output_section): Remove function.
2821 (Layout::write_enable_output_section): Remove function.
2822 * layout.h (class Layout): Update for above changes. Add new
2823 field sections_are_attached_.
2824 * output.h (Output_section::update_flags_for_input_section): New
2826 * output.cc (Output_section::add_input_section): Call
2827 update_flags_for_input_section.
2828 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2830 2008-04-11 Cary Coutant <ccoutant@google.com>
2832 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2833 thought unnecessary.
2834 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2836 2008-04-11 Ian Lance Taylor <iant@google.com>
2838 * output.h (class Output_section_data): Remove inline definition
2840 * output.cc (Output_section_data::set_addralign): New function.
2842 2008-04-11 Cary Coutant <ccoutant@google.com>
2844 Add support for TLS descriptors for i386 and x86_64.
2845 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2846 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2847 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2849 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2850 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2851 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2853 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2854 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2855 Fix problem with initial-exec relocations.
2856 (Target_i386::Relocate::relocate_tls): Likewise.
2857 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2859 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2860 support for section-plus-offset dynamic table entries.
2861 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2862 (Output_data_dynamic::Dynamic_entry): Add support for
2863 section-plus-offset dynamic table entries.
2864 (Output_data_dynamic::Classification): Likewise.
2865 (Output_data_dynamic::classification_): Renamed offset_.
2866 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2867 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2868 (Target_x86_64::make_plt_section): New function.
2869 (Target_x86_64::reserve_tlsdesc_entries): New function.
2870 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2871 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2872 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2873 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2874 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2875 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2876 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2877 add extra PLT entry for TLS descriptors.
2878 (Output_data_plt_x86_64::got_): New field.
2879 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2880 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2882 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2884 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2885 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2886 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2887 R_386_TLS_DESC_CALL relocations.
2888 (Target_x86_64::Scan::global): Likewise.
2889 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2890 for TLS descriptors.
2891 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2892 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2893 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2894 GD-to-IE relaxation.
2895 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2896 and TLS_DESCRIPTORS.
2897 * Makefile.in: Rebuild.
2898 * configure: Rebuild.
2899 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2900 (tls_test_shared2.so): New target.
2901 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2902 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2903 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2904 (tls_shared_gd_to_ie_test_LDADD): New variable.
2905 (tls_shared_gnu2_gd_to_ie_test): New target.
2906 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2908 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2909 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2910 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2911 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2912 (tls_shared_gnu2_test): New target.
2913 (tls_test_gnu2_shared.so): New target.
2914 (tls_shared_gnu2_test_SOURCES): New variable.
2915 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2916 (tls_shared_gnu2_test_LDFLAGS): New variable.
2917 (tls_shared_gnu2_test_LDADD): New variable.
2918 * testsuite/Makefile.in: Rebuild.
2919 * testsuite/Makefile.
2921 2008-04-11 Ian Lance Taylor <iant@google.com>
2923 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2925 * testsuite/Makefile.in: Rebuild.
2927 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2929 * testsuite/script_test_2.cc (main): Adjust test.
2931 2008-04-11 David S. Miller <davem@davemloft.net>
2932 Ian Lance Taylor <iant@google.com>
2934 * options.h (General_options): Add entries for '-Y' and
2936 * options.cc (General_options:finalize): If -Y was used, add those
2937 entries to the library path instead of the default "/lib" and
2940 2008-04-11 David S. Miller <davem@davemloft.net>
2942 * testsuite/justsyms.t: Start at 0x100.
2943 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2944 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2946 * testsuite/script_test_2.cc: Adjust string and section length
2949 2008-04-09 Ian Lance Taylor <iant@google.com>
2952 * script-sections.cc (Sections_element::allocate_to_segment): Add
2954 (Output_section_definition::allocate_to_segment): Likewise.
2955 (Orphan_output_section::allocate_to_segment): Likewise.
2956 (Script_sections::attach_sections_using_phdrs_clause): Don't
2957 propagate non-PT_LOAD segments to orphan sections.
2958 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2959 readelf rather than objdump.
2960 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2961 .interp section and PT_INTERP segment are the same size.
2962 * testsuite/Makefile.in: Rebuild.
2964 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2965 aliases for symbols defined in the same object.
2966 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2967 (weak_alias_test_SOURCES): New variable.
2968 (weak_alias_test_DEPENDENCIES): New variable.
2969 (weak_alias_test_LDFLAGS): New variable.
2970 (weak_alias_test_LDADD): New variable.
2971 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2972 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2973 (weak_alias_test_3.o): New target.
2974 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2975 * testsuite/weak_alias_test_main.cc: New file.
2976 * testsuite/weak_alias_test_1.cc: New file.
2977 * testsuite/weak_alias_test_2.cc: New file.
2978 * testsuite/weak_alias_test_3.cc: New file.
2980 2008-04-08 Ian Lance Taylor <iant@google.com>
2982 * options.h (class General_options): Add --noinhibit-exec option.
2983 * main.cc (main): Check --noinhibit-exec.
2985 * options.h (class General_options): Define --wrap as a special
2986 option. Add wrap_symbols_ field.
2987 (General_options::any_wrap_symbols): New function.
2988 (General_options::is_wrap_symbol): New function.
2989 * options.cc (General_options::parse_wrap): New function.
2990 (General_options::General_options): Initialize wrap_symbols_.
2991 * symtab.cc (Symbol_table::wrap_symbol): New function.
2992 (Symbol_table::add_from_object): Handle --wrap.
2993 * symtab.h (class Symbol_table): Declare wrap_symbol.
2994 * target.h (Target::wrap_char): New function.
2995 (Target::Target_info): Add wrap_char field.
2996 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2997 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2998 * testsuite/testfile.cc (Target_test::test_target_info):
3001 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3004 * layout.h (class Layout): Add added_eh_frame_data_ field.
3005 * layout.cc (Layout::Layout): Initialize new field.
3006 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3007 output section until we find a section we merged successfully.
3008 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3009 that the size be non-zero.
3011 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3014 2008-04-08 Craig Silverstein <csilvers@google.com>
3016 * configure.ac: Export new conditional variable HAVE_ZLIB.
3017 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3019 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3020 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3022 2008-04-07 Ian Lance Taylor <iant@google.com>
3024 * version.cc (version_string): Set to "1.5".
3026 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3027 Add issued_non_pic_error_ field. Declare check_non_pic.
3028 (Target_x86_64::Scan::check_non_pic): New function.
3029 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3030 (Target_x86_64::Scan::global): Likewise.
3032 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3033 addend parameter. Change caller. Handle merge sections.
3034 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3035 Address to Addend. Don't add in the result of
3036 local_section_offset, pass down the addend and use the returned
3038 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3039 Update declarations of local_section_offset and symbol_value.
3040 * testsuite/two_file_test_1.cc (t18): New function.
3041 * testsuite/two_file_test_2.cc (f18): New function.
3042 * testsuite/two_file_test_main.cc (main): Call t18.
3043 * testsuite/two_file_test.h (t18, f18): Declare.
3045 * configure.ac: Don't test for objdump, c++filt, or readelf.
3046 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3048 (TEST_READELF): New variable.
3049 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3050 (check_PROGRAMS): Add two_file_strip_test.
3051 (two_file_strip_test): New target.
3052 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3053 (two_file_same_shared_strip_test_SOURCES): New variable.
3054 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3055 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3056 (two_file_same_shared_strip_test_LDADD): New variable.
3057 (two_file_shared_strip.so): New target.
3058 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3059 (ver_test_5.syms, ver_test_7.syms): Likewise.
3060 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3061 (strip_test_3.stdout): Use TEST_OBJDUMP.
3062 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3064 2008-04-04 Cary Coutant <ccoutant@google.com>
3066 * symtab.h (Symbol::is_weak_undefined): New function.
3067 (Symbol::is_strong_undefined): New function.
3068 (Symbol::is_absolute): New function.
3069 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3070 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3072 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3073 (weak_undef_test): New target.
3074 * testsuite/Makefile.in: Rebuild.
3075 * testsuite/weak_undef_file1.cc: New file.
3076 * testsuite/weak_undef_file2.cc: New file.
3077 * testsuite/weak_undef_test.cc: New file.
3079 2008-04-03 Craig Silverstein <csilvers@google.com>
3081 * compressed_output.h (class Output_compressed_section): Use
3083 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3085 (zlib_compressed_suffix): Removed.
3086 (Output_compressed_section::set_final_data_size): Use unsigned
3088 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3089 Fix linker invocation.
3090 (flagstest_o_specialfile_and_compress_debug_sections):
3092 * testsuite/Makefile.in: Regenerated.
3094 2008-04-02 David S. Miller <davem@davemloft.net>
3096 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3097 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3099 2008-04-02 Craig Silverstein <csilvers@google.com>
3103 2008-04-02 Ian Lance Taylor <iant@google.com>
3105 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3106 parameters. Update for new key type to views_. Change all
3108 (File_read::read): Adjust for byteshift in returned view.
3109 (File_read::add_view): New function, broken out of
3111 (File_read::make_view): New function, broken out of
3113 (File_read::find_or_make_view): Add offset and aligned
3114 parameters. Rewrite accordingly. Change all callers.
3115 (File_read::get_view): Add offset and aligned parameters. Adjust
3116 for byteshift in return value.
3117 (File_read::get_lasting_view): Likewise.
3118 * fileread.h (class File_read): Update declarations.
3119 (class File_read::View): Add byteshift_ field. Add byteshift to
3120 constructor. Add byteshift method.
3121 * archive.h (Archive::clear_uncached_views): New function.
3122 (Archive::get_view): Add aligned parameter. Change all callers.
3123 * object.h (Object::get_view): Add aligned parameter. Change all
3125 (Object::get_lasting_view): Likewise.
3127 * fileread.cc (File_read::release): Don't call clear_views if
3128 there are multiple objects.
3129 * fileread.h (File_read::clear_uncached_views): New function.
3130 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3133 2008-03-31 Cary Coutant <ccoutant@google.com>
3135 Add thin archive support.
3136 * archive.cc (Archive::armagt): New const.
3137 (Archive::setup): Remove task parameter and calls to unlock.
3138 (Archive::unlock_nested_archives): New function.
3139 (Archive::read_header): Add nested_off parameter. Change
3141 (Archive::interpret_header): Likewise.
3142 (Archive::include_all_members): Change to handle thin
3144 (Archive::include_member): Likewise.
3145 * archive.h (Archive::Archive): Add new parameters and
3147 (Archive::armagt): New const.
3148 (Archive::setup): Remove task parameter.
3149 (Archive::unlock_nested_archives): New function.
3150 (Archive::read_header): Add nested_off parameter.
3151 (Archive::interpret_header): Likewise.
3152 (Archive::Nested_archive_table): New typedef.
3153 (Archive::is_thin_archive_): New field.
3154 (Archive::nested_archives_): New field.
3155 (Archive::options_): New field.
3156 (Archive::dirpath_): New field.
3157 (Archive::task_): New field.
3158 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3159 for thin archives. Pass additional parameters to
3160 Archive::Archive. Unlock the archive file after calling
3163 2008-03-29 Ian Lance Taylor <iant@google.com>
3165 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3166 version symbol to be local.
3167 * testsuite/ver_test_4.sh: New file.
3168 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3169 (check_DATA): Add ver_test_4.syms.
3170 (ver_test_4.syms): New target.
3171 * testsuite/Makefile.in: Rebuild.
3174 (Output_section::Input_section_sort_entry::has_priority): New
3176 (Output_section::Input_section_sort_entry::match_file_name): New
3178 (Output_section::Input_section_sort_entry::match_section_name):
3180 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3182 (Output_section::Input_section_sort_entry::match_section_file):
3184 (Output_section::Input_section_sort_compare::operator()): Rewrite
3185 using new Input_section_sort_entry functions. Sort crtbegin and
3186 crtend first. Sort sections with no priority before sections with
3188 * testsuite/initpri1.c (d3): Check j != 4.
3189 (cd5): New constructor/destructor function.
3190 (main): Check j != 2.
3192 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3193 new symbol when resolving, don't call set_is_default.
3194 * testsuite/ver_test_7.cc: New file.
3195 * testsuite/ver_test_7.sh: New file.
3196 * testsuite/Makefile.am (ver_test_7.so): New target.
3197 (ver_test_7.o): New target.
3198 (check_SCRIPTS): Add ver_test_7.sh.
3199 (check_DATA): Add ver_test_7.syms.
3200 (ver_test_7.syms): New target.
3202 2008-03-28 Ian Lance Taylor <iant@google.com>
3204 * layout.cc (Layout::layout): If we see an input section with a
3205 name that needs sorting, set the must_sort flag for the output
3207 (Layout::make_output_section): If the name of the output section
3208 indicates that it might require sorting, set the may_sort flag.
3209 * output.h (Output_section::may_sort_attached_input_sections): New
3211 (Output_section::set_may_sort_attached_input_sections): New
3213 (Output_section::must_sort_attached_input_sections): New
3215 (Output_section::set_must_sort_attached_input_sections): New
3217 (class Output_section): Declare Input_section_sort_entry. Define
3218 Input_section_sort_compare. Declare
3219 sort_attached_input_sections. Add new fields:
3220 may_sort_attached_input_sections_,
3221 must_sort_attached_input_sections_,
3222 attached_input_sections_are_sorted_.
3223 * output.cc (Output_section::Output_section): Initialize new
3225 (Output_section::add_input_section): Add an entry to
3226 input_sections_ if may_sort or must_sort are true.
3227 (Output_section::set_final_data_size): Call
3228 sort_attached_input_sections if necessary.
3229 (Output_section::Input_section_sort_entry): Define new class.
3230 (Output_section::Input_section_sort_compare::operator()): New
3232 (Output_section::sort_attached_input_sections): New function.
3233 * configure.ac: Check whether the compiler supports constructor
3234 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3235 * testsuite/initpri1.c: New file.
3236 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3237 CONSTRUCTOR_PRIORITY.
3238 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3239 (initpri1_LDFLAGS): New variable.
3240 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3242 2008-03-27 Ian Lance Taylor <iant@google.com>
3244 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3245 * testsuite/common_test_1.c: New file.
3246 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3247 (common_test_1_SOURCES): New variable.
3248 (common_test_1_DEPENDENCIES): New variable.
3249 (common_test_1_LDFLAGS): New variable.
3251 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3252 and commons_ correctly when NAME/VERSION does not override
3254 * testsuite/ver_test_6.c: New file.
3255 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3256 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3257 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3259 2008-03-26 Ian Lance Taylor <iant@google.com>
3261 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3262 of an undefined symbol from a version script.
3263 * testsuite/Makefile.am (ver_test_5.so): New target.
3264 (ver_test_5.o): New target.
3265 (check_SCRIPTS): Add ver_test_5.sh.
3266 (check_DATA): Add ver_test_5.syms.
3267 (ver_test_5.syms): New target.
3268 * testsuite/ver_test_5.cc: New file.
3269 * testsuite/ver_test_5.script: New file.
3270 * testsuite/ver_test_5.sh: New file.
3271 * Makefile.in, testsuite/Makefile.in: Rebuild.
3274 Fix problems building gold with gcc 4.3.0.
3275 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3276 (gold_error_at_location, gold_warning_at_location): Use it.
3277 * configure.ac: Check whether we can compile and use a template
3278 function with a printf attribute.
3279 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3280 when jumping over bytes.
3281 * object.cc: Instantiate Object::read_section_data.
3282 * debug.h: Include <cstring>
3283 * dwarf_reader.cc: Include <algorithm>
3284 * main.cc: Include <cstring>.
3285 * options.cc: Include <cstring>.
3286 * output.cc: Include <cstring>.
3287 * script.cc: Include <cstring>.
3288 * script.h: Include <string>.
3289 * symtab.cc: Include <cstring> and <algorithm>.
3290 * target-select.cc: Include <cstring>.
3291 * version.cc: Include <string>.
3292 * testsuite/testmain.cc: Include <cstdlib>.
3293 * configure, config.in: Rebuild.
3295 2008-03-25 Ian Lance Taylor <iant@google.com>
3297 * options.cc: Include "../bfd/bfdver.h".
3298 (options::help): Print bug reporting address.
3300 * version.cc (print_version): Adjust output for current value of
3305 * options.cc (options::help): Print list of supported targets.
3306 * target-select.h: Include <vector>.
3307 (class Target_selector): Make machine_, size_, and is_big_endian_
3308 fields const. Add bfd_name_ and instantiated_target_ fields.
3309 (Target_selector::Target_selector): Add bfd_name parameter.
3310 (Target_selector::recognize): Make non-virtual, call
3312 (Target_selector::recognize_by_name): Make non-virtual, call
3313 do_recognize_by_name.
3314 (Target_selector::supported_names): New function.
3315 (Target_selector::bfd_name): New function.
3316 (Target_selector::do_instantiate_target): New pure virtual
3318 (Target_selector::do_recognize): New virtual function.
3319 (Target_selector::do_recognize_by_name): New virtual function.
3320 (Target_selector::instantiate_target): New private function.
3321 (supported_target_names): Declare.
3322 * target-select.cc (Target_selector::Target_selector): Update for
3323 new parameter and fields.
3324 (select_target_by_name): Check that the name matches before
3325 calling recognize_by_name.
3326 (supported_target_names): New function.
3327 * i386.cc (class Target_selector_i386): Update Target_selector
3328 constructor call. Remove recognize and recognize_by_name. Add
3329 do_instantiate_target.
3330 * x86_64.cc (class Target_selector_x86_64): Likewise.
3331 * testsuite/testfile.cc (class Target_selector_test): Update for
3332 changes to Target_selector.
3334 * README: Rewrite, with some notes on unsupported features.
3336 2008-03-24 Cary Coutant <ccoutant@google.com>
3338 * i386.cc (Target_i386::Got_type): New enum declaration.
3339 (Target_i386::Scan::local): Updated callers of Output_data_got
3341 (Target_i386::Scan::global): Likewise.
3342 (Target_i386::Relocate::relocate): Likewise.
3343 (Target_i386::Relocate::relocate_tls): Likewise.
3344 * object.h (Got_offset_list): New class.
3345 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3346 (Sized_relobj::local_got_offset): Likewise.
3347 (Sized_relobj::set_local_got_offset): Likewise.
3348 (Sized_relobj::local_has_tls_got_offset): Removed.
3349 (Sized_relobj::local_tls_got_offset): Removed.
3350 (Sized_relobj::set_local_tls_got_offset): Removed.
3351 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3352 * output.cc (Output_data_got::add_global): Added got_type parameter.
3353 (Output_data_got::add_global_with_rel): Likewise.
3354 (Output_data_got::add_global_with_rela): Likewise.
3355 (Output_data_got::add_global_pair_with_rel): New function.
3356 (Output_data_got::add_global_pair_with_rela): New function.
3357 (Output_data_got::add_local): Added got_type parameter.
3358 (Output_data_got::add_local_with_rel): Likewise.
3359 (Output_data_got::add_local_with_rela): Likewise.
3360 (Output_data_got::add_local_pair_with_rel): New function.
3361 (Output_data_got::add_local_pair_with_rela): New function.
3362 (Output_data_got::add_global_tls): Removed.
3363 (Output_data_got::add_global_tls_with_rel): Removed.
3364 (Output_data_got::add_global_tls_with_rela): Removed.
3365 (Output_data_got::add_local_tls): Removed.
3366 (Output_data_got::add_local_tls_with_rel): Removed.
3367 (Output_data_got::add_local_tls_with_rela): Removed.
3368 * output.h (Output_data_got::add_global): Added got_type parameter.
3369 (Output_data_got::add_global_with_rel): Likewise.
3370 (Output_data_got::add_global_with_rela): Likewise.
3371 (Output_data_got::add_global_pair_with_rel): New function.
3372 (Output_data_got::add_global_pair_with_rela): New function.
3373 (Output_data_got::add_local): Added got_type parameter.
3374 (Output_data_got::add_local_with_rel): Likewise.
3375 (Output_data_got::add_local_with_rela): Likewise.
3376 (Output_data_got::add_local_pair_with_rel): New function.
3377 (Output_data_got::add_local_pair_with_rela): New function.
3378 (Output_data_got::add_global_tls): Removed.
3379 (Output_data_got::add_global_tls_with_rel): Removed.
3380 (Output_data_got::add_global_tls_with_rela): Removed.
3381 (Output_data_got::add_local_tls): Removed.
3382 (Output_data_got::add_local_tls_with_rel): Removed.
3383 (Output_data_got::add_local_tls_with_rela): Removed.
3384 * resolve.cc (Symbol::override_base_with_special): Removed
3385 reference to has_got_offset_ field.
3386 * symtab.cc (Symbol::init_fields): Replaced initialization
3387 of got_offset_ with got_offsets_. Removed initialization
3389 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3390 (Symbol::got_offset): Likewise.
3391 (Symbol::set_got_offset): Likewise.
3392 (Symbol::has_tls_got_offset): Removed.
3393 (Symbol::tls_got_offset): Removed.
3394 (Symbol::set_tls_got_offset): Removed.
3395 (Symbol::got_offset_): Removed.
3396 (Symbol::tls_mod_got_offset_): Removed.
3397 (Symbol::tls_pair_got_offset_): Removed.
3398 (Symbol::got_offsets_): New field.
3399 (Symbol::has_got_offset): Removed.
3400 (Symbol::has_tls_mod_got_offset): Removed.
3401 (Symbol::has_tls_pair_got_offset): Removed.
3402 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3403 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3405 (Target_x86_64::Scan::global): Likewise.
3406 (Target_x86_64::Relocate::relocate): Likewise.
3407 (Target_x86_64::Relocate::relocate_tls): Likewise.
3409 2008-03-25 Ben Elliston <bje@au.ibm.com>
3411 * yyscript.y: Fix spelling error in comment.
3413 2008-03-24 Ian Lance Taylor <iant@google.com>
3415 * options.h (class General_options): Define build_id option.
3416 * layout.h (class Layout): Declare write_build_id, create_note,
3417 create_build_id. Add build_id_note_ member.
3418 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3419 "libiberty.h", "md5.h", "sha1.h".
3420 (Layout::Layout): Initialize eh_frame_data_,
3421 eh_frame_hdr_section_, and build_id_note_.
3422 (Layout::finalize): Call create_build_id.
3423 (Layout::create_note): New function, broken out of
3424 Layout::create_gold_note.
3425 (Layout::create_gold_note): Call create_note.
3426 (Layout::create_build_id): New function.
3427 (Layout::write_build_id): New function.
3428 (Close_task_runner::run): Call write_build_id.
3430 * x86_64.cc: Correct license to GPLv3.
3432 2008-03-23 Ian Lance Taylor <iant@google.com>
3434 * options.cc: Include "demangle.h".
3435 (parse_optional_string): New function.
3436 (parse_long_option): Handle takes_optional_argument.
3437 (parse_short_option): Update dash_z initializer. Handle
3438 takes_optional_argument.
3439 (General_options::General_options): Initialize do_demangle_.
3440 (General_options::finalize): Set do_demangle_. Handle demangling
3442 * options.h (parse_optional_string): Declare.
3443 (struct One_option): Add optional_arg field. Update constructor.
3444 Update call constructor calls. Add takes_optional_argument
3446 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3447 (DEFINE_optional_string): Define.
3448 (General_options::demangle): Change from DEFINE_bool to
3449 DEFINE_optional_string.
3450 (General_options::no_demangle): New function.
3451 (General_options::do_demangle): New function.
3452 (General_options::set_do_demangle): New function.
3453 (General_options::execstack_status_): Move definition to end of
3455 (General_options::static_): Likewise.
3456 (General_options::do_demangle_): New field.
3457 * object.cc (big_endian>::get_symbol_location_info): Call
3458 Options::do_demangle, not Options::demangle.
3459 * symtab.cc (demangle): Likewise.
3461 2008-03-22 Ian Lance Taylor <iant@google.com>
3463 * gold.h: Include <cstddef> and <sys/types.h>
3464 * options.h: Include <cstring>.
3466 2008-03-21 Ian Lance Taylor <iant@google.com>
3468 * Added source code to GNU binutils.