1 2009-06-24 Ian Lance Taylor <iant@google.com>
4 * layout.cc (Layout::choose_output_section): If we find an
5 existing section, update the flags.
6 (Layout::create_notes): New function, broken out of
8 (Layout::finalize): Don't create note sections.
9 (Layout::create_note): Don't crash if linker script discards
11 (Layout::create_gold_note): Likewise.
12 (Layout::create_build_id): Likewise. Don't set
13 after_input_sections on the section.
14 (Layout::create_executable_stack_info): Remove target parameter.
16 * layout.h (class Layout): Declare create_notes. Update
17 declaration of create_executable_stack_info.
18 * gold.cc (queue_middle_tasks): Call create_notes.
19 * output.cc (Output_section::update_flags_for_input_section): Move
20 here from output.h. If SHF_ALLOC flag is newly set, mark address
22 * output.h (Output_data::mark_address_invalid): New function.
23 (class Output_section): Only declare, not define,
24 update_flags_for_input_section. Remove set_flags.
26 2009-06-24 Ian Lance Taylor <iant@google.com>
28 * script-sections.cc (Output_section_definition::
29 set_section_addresses): Rename shadowing local load_address to
32 2009-06-24 Ian Lance Taylor <iant@google.com>
35 * reloc.cc (relocate_sections): Skip empty relocation sections.
37 2009-06-23 Ian Lance Taylor <iant@google.com>
40 * layout.cc (Layout::create_note): Use choose_output_section
41 rather than make_output_section.
43 2009-06-23 Ian Lance Taylor <iant@google.com>
46 * options.cc (General_options::parse_V): Set printed_version_.
47 (General_options::General_options): Initialize printed_version_.
48 * options.h (class General_options): Add printed_version_ field.
49 * gold.cc (queue_initial_tasks): If there are no input files,
50 don't give a fatal error if we printed the version information.
51 (queue_middle_tasks): If using -r with a shared object, give a
52 fatal error rather than an ordinary error.
54 2009-06-23 Ian Lance Taylor <iant@google.com>
57 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
58 (Layout::make_output_section): Set have_stabstr_section_ if we see
60 (Layout::finalize): Call link_stabs_sections.
61 (Layout::link_stabs_sections): New file.
62 * layout.h (class Layout): Add have_stabstr_section_ field.
63 Declare link_stabs_sections.
65 2009-06-23 Doug Kwan <dougkwan@google.com>
67 * Makefile.am (libgold_a_LIBADD): New.
68 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
69 * Makefile.in: Regenerate.
70 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
71 * configure: Regenerate.
72 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
73 * fileread.cc: Include sys/state.h
74 * gold.h: Declare memmem and strndup if found missing.
75 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
77 2009-06-23 Ian Lance Taylor <iant@google.com>
79 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
82 2009-06-23 Ian Lance Taylor <iant@google.com>
85 * object.cc (Object::section_contents): Don't try to get a view if
86 the section has length zero.
87 (Object::handle_gnu_warning_section): If the section is empty, use
88 the name of the section as the warning.
90 2009-06-23 Ian Lance Taylor <iant@google.com>
93 * stringpool.h (class Stringpool_template): Add optimize_ field.
94 (Stringpool_template::set_optimize): New function.
95 * stringpool.cc (Stringpool_template::Stringpool_template):
96 Initialize optimize_ field.
97 (Stringpool_template::set_string_offsets): Test local optimize
98 fild rather than parameter.
99 * layout.cc (Layout::Layout): Call set_optimize on the section
102 2009-06-22 Ian Lance Taylor <iant@google.com>
105 * yyscript.y: Parse TARGET.
106 * script.cc (script_set_target): New function.
107 * script-c.h (script_set_target): Declare.
108 * options.cc (General_options::string_to_object_format): Rename
109 from string_to_object_format in anonymous namespace. Change
111 * options.h (class General_options): Declare
112 string_to_object_format.
114 2009-06-22 Ian Lance Taylor <iant@google.com>
116 * script-sections.cc (Script_sections::create_segments): Don't put
117 program headers in a PT_LOAD segment if -n or -N.
119 2009-06-22 Ian Lance Taylor <iant@google.com>
122 * options.h (class General_options): Add -z lazy and -z now. Sort
123 -z options into alphabetical order.
124 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
126 2009-06-21 Ian Lance Taylor <iant@google.com>
128 * layout.cc (Layout::make_output_section): Call
129 Target::new_output_section.
130 (Layout::attach_allocated_section_to_segment): Put large section
131 sections in a separate load segment with the large segment flag
133 (Layout::segment_precedes): Sort large data segments after other
135 (align_file_offset): New static function.
136 (Layout::set_segment_offsets): Use align_file_offset.
137 * output.h (class Output_section): Add is_small_section_ and
138 is_large_section_ fields.
139 (Output_section::is_small_section): New function.
140 (Output_section::set_is_small_section): New function.
141 (Output_section::is_large_section): New function.
142 (Output_section::set_is_large_section): New function.
143 (Output_section::is_large_data_section): New function.
144 (class Output_segment): Add is_large_data_segment_ field.
145 (Output_segment::is_large_data_segment): New function.
146 (Output_segment::set_is_large_data_segment): New function.
147 * output.cc (Output_section::Output_section): Initialize new
149 (Output_segment::Output_segment): Likewise.
150 (Output_segment::add_output_section): Add assertion that large
151 data sections always go in large data segments. Force small data
152 sections to the end of the list of data sections. Force small BSS
153 sections to the start of the list of BSS sections. For large BSS
154 sections to the end of the list of BSS sections.
155 * symtab.h (class Symbol): Declare is_common_shndx.
156 (Symbol::is_defined): Check Symbol::is_common_shndx.
157 (Symbol::is_common): Likewise.
158 (class Symbol_table): Define enum Commons_section_type. Update
159 declarations. Add small_commons_ and large_commons_ fields.
160 * symtab.cc (Symbol::is_common_shndx): New function.
161 (Symbol_table::Symbol_table): Initialize new fields.
162 (Symbol_table::add_from_object): Put small and large common
163 symbols in the right list.
164 (Symbol_table::sized_finalized_symbol): Check
165 Symbol::is_common_shndx.
166 (Symbol_table::sized_write_globals): Likewise.
167 * common.cc (Symbol_table::do_allocate_commons): Allocate new
168 common symbol lists. Don't call do_allocate_commons_list if the
170 (Symbol_table::do_allocate_commons_list): Remove is_tls
171 parameter. Add comons_section_type parameter. Change all
172 callers. Handle small and large common symbols.
173 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
174 Symbol::is_common_shndx.
175 * resolve.cc (symbol_to_bits): Likewise.
176 * target.h (Target::small_common_shndx): New function.
177 (Target::small_common_section_flags): New function.
178 (Target::large_common_shndx): New function.
179 (Target::large_common_section_flags): New function.
180 (Target::new_output_section): New function.
181 (Target::Target_info): Add small_common_shndx, large_common_shndx,
182 small_common_section_flags, and large_common_section_flags
184 (Target::do_new_output_section): New virtual function.
185 * arm.cc (Target_arm::arm_info): Initialize new fields.
186 * i386.cc (Target_i386::i386_info): Likewise.
187 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
189 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
190 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
191 (Target_x86_64::do_new_output_section): New function.
192 * configure.ac: Define conditional MCMODEL_MEDIUM.
193 * testsuite/Makefile.am (check_PROGRAMS): Add large.
194 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
195 (large_LDFLAGS): Define.
196 * testsuite/large.c: New file.
197 * testsuite/testfile.cc (Target_test::test_target_info):
198 Initialize new fields.
199 * configure, testsuite/Makefile.in: Rebuild.
201 2009-06-05 Doug Kwan <dougkwan@google.com>
203 * Makefile.am (CCFILES): Add target.cc.
204 * Makefile.in: Regenerate.
205 * i386.cc (class Target_i386): Define new virtual method to
206 override do_is_local_label_name in parent.
207 * object.cc (Sized_relobj::do_count_local_symbols): Discard
208 local symbols if --discard-locals or -X is given.
209 * options.h (class General_options): Declare new options
210 '--discard-locals' and '-X' for discarding locals.
211 * target.h (class Target): Define new methods is_local_label_name.
212 Declare new virtual method do_is_local_label_name.
213 * target.cc: New file.
214 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
215 (check_SCRIPTS): Add discard_locals_test.sh.
216 (check_DATA): Add discard_local_tests.syms.
217 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
218 (discard_local_tests.syms, discard_locals_test.o): New make rules.
219 * testsuite/Makefile.in: Regenerate.
220 * testsuite/discard_locals_test.c: New file.
221 * testsuite/discard_locals_test.sh: Same.
223 2009-06-05 Doug Kwan <dougkwan@google.com>
225 * object.cc (Sized_relobj::Sized_relobj): Initialize
226 discarded_eh_frame_shndx_ to -1U.
227 (Sized_relobj::do_layout): Record index of a discard .eh_frame
229 (Sized_relobj::do_count_local_symbols): Skip local symbols in
230 a discarded .eh_frame section.
231 (Sized_relobj::do_finalize_local_symbols): Ditto.
232 * object.h (class Sized_relobj): Declare new member
233 discarded_eh_frame_shndx_.
234 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
235 (local_labels_test.o, local_labels_test): New rules.
236 * testsuite/Makefile.in: Regenerate.
238 2009-06-04 Doug Kwan <dougkwan@google.com>
240 * layout.cc (Layout::section_name_mapping): Add mapping for
241 special ARM sections.
243 2009-06-03 Doug Kwan <dougkwan@google.com>
245 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
246 (utils::has_overflow): Same.
248 2009-06-03 Ian Lance Taylor <iant@google.com>
250 * layout.cc (Layout::section_name_mapping): New array, replacing
251 Layout::linkonce_mapping.
252 (Layout::section_name_mapping_count): New variable, replacing
253 Layout::linkonce_mapping_count.
254 (Layout::linkonce_output_name): Remove.
255 (Layout::output_section_name): Rewrite.
256 * layout.h (class Layout): Rename Linkonce_mapping to
257 Section_name_mapping, linkonce_mapping to section_name_mapping,
258 linkonce_mapping_count to section_name_mapping_count. Don't
259 declare linkonce_output_name.
261 2009-06-03 Doug Kwan <dougkwan@google.com>
263 * gold/arm.cc (namespace utils): New.
264 (Target_arm::reloc_is_non_pic): Define new method.
265 (class Arm_relocate_functions): New.
266 (Target_arm::Relocate::relocate): Handle relocation types used by
269 2009-06-03 Ian Lance Taylor <iant@google.com>
271 * arm.cc (Target_arm::scan::global): Use || instead of |.
273 2009-06-02 Doug Kwan <dougkwan@google.com>
275 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
276 issued_non_pic_error_.
277 (class Target_arm::Scan): Declare new method check_non_pic.
278 Define new method symbol_needs_plt_entry.
279 Declare new data member issued_non_pic_error_.
280 (class Target_arm::Relocate): Declare new method
281 should_apply_static_reloc.
282 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
283 (Target_arm::Scan::check_non_pic): Define new method.
284 (Target_arm::Scan::local): Handle a small subset of reloc types used
286 (Target_arm::Scan::local): Same.
287 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
289 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
291 * incremental.cc (Incremental_inputs::report_command_line): Filter
292 out --incremental-* options.
294 2009-05-29 Doug Kwan <dougkwan@google.com>
296 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
298 (class Target_arm): Update comment.
299 (Target_arm::Target_arm): Initialize new data members GOT_,
300 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
301 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
302 and Target_arm::rel_dyn_section.
303 Declare new_enum Target_arm::Got_type.
304 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
306 Update commments for member do_dynsym_value.
307 (Target_arm::got_size, Target_arm::plt_section,
308 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
309 new methods inside class defintion.
310 (Target_arm::got_section): Define new method.
311 (Target_arm::rel_dyn_section): Same.
312 (Output_data_plt_arm): New template class.
313 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
314 (Output_data_plt_arm:do_adjust_output_section): Define new method.
315 (Output_data_plt_arm::add_entry): Same.
316 (Output_data_plt_arm::first_plt_entry): Define new
317 static data member for PLT instruction template.
318 (Output_data_plt_arm::plt_entry): Same.
319 (Output_data_plt_arm::do_write): Define new method.
320 (Target_arm::make_plt_entry): Same.
321 (Target_arm::do_finalize_sections): Same.
322 (Target_arm::do_dynsym_value): Same.
324 2009-05-28 Doug Kwan <dougkwan@google.com>
326 * Makefile.am (TARGETSOURCES): Add arm.cc.
327 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
328 * Makefile.in: Regenerate.
330 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
332 2009-05-26 Doug Kwan <dougkwan@google.com>
334 * options.cc (General_options::parse_exclude_libs). Fix a comment.
335 (General_options::check_excluded_libs): Strip off directories in
336 archive name before matching like GNU ld does.
337 * testsuite/Makefile.am (MOSTLYCLEANFILES,
338 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
339 (exclude_libs_test_LDFLAGS): Add linker option
340 -Wl,--exclude-libs,libexclude_libs_test_3
341 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
342 an explicit archive without using -l.
343 (alt/libexclude_libs_test_3.a): New make rule.
344 * testsuite/Makefile.in: Regenerate.
345 * testsuite/exclude_libs_test.c : Declare lib3_default().
347 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
348 * exclude_libs_test_3.c: New file.
350 2009-05-26 Nick Clifton <nickc@redhat.com>
352 * po/id.po: New Indonesian translation.
353 * po/gold.pot: Updated template file.
355 2009-05-22 Sriraman Tallam <tmsriram@google.com>
357 * testsuite/Makefile.am: Add -ffunction-sections to compile
358 gc_comdat_test files. Add -Wl,--gc-sections to build
360 * testsuite/Makefile.in: Regenerate.
361 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
363 2009-05-21 Sriraman Tallam <tmsriram@google.com>
365 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
366 kept comdat section was garbage collected.
367 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
368 * testsuite/Makefile.in: Regenerate.
369 * testsuite/gc_comdat_test.sh: New file.
370 * testsuite/gc_comdat_test_1.cc: New file.
371 * testsuite/gc_comdat_test_2.cc: New file.
373 2009-05-19 Doug Kwan <dougkwan@google.com>
375 * archive.cc (Archive::Archive): Move constructor from archive.h
376 to here. Initialize no_export_.
377 (Archive::get_elf_object_for_member): Set no_export flag of object.
378 * archive.h (Archive::Archive): Move constructor body to
380 (Archive::no_export): New method.
381 (Archive::no_export_): New field.
382 * object.h (Object::Object): Initialize no_export_ to false.
383 (Object::no_export, Object::set_no_export): New methods.
384 (Object::no_export_): New field.
385 * options.cc (General_options::parse_exclude_libs): New method.
386 (General_options::check_excluded_libs) Same.
387 * options.h (exclude_libs): New option.
388 (General_options::check_excluded_libs): New method declaration.
389 (General_options::excluded_libs_): New field.
390 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
391 default or protected visibility if an object has no-export flag set.
392 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
393 (check_SCRIPTS): Add exclude_libs_test.sh.
394 (check_DATA): Add exclude_libs_test.syms.
395 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
396 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
397 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
398 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
399 (exclude_libs_test.syms, libexclude_libs_test_1.a,
400 libexclude_libs_test_2.a): New rules.
401 * testsuite/Makefile.in: Regenerate.
402 * testsuite/exclude_libs_test.c: New file.
403 * testsuite/exclude_libs_test.sh: Ditto.
404 * testsuite/exclude_libs_test_1.c: Ditto.
405 * testsuite/exclude_libs_test_2.c: Ditto.
407 2009-05-15 Ian Lance Taylor <iant@google.com>
409 * configure.ac: Check for declarations for cases where libiberty.h
410 checks HAVE_DECL_xxx.
411 * configure, config.in: Rebuild.
413 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
415 * gold.h (Incremental_argument_list): Remove (invalid) forward
417 * incremental.cc (Incremental_inputs::report_achive): New method.
418 (Incremental_inputs::report_object): New method.
419 (Incremental_inputs::report_script): New method.
420 (Incremental_inputs::finalize_inputs): New method.
421 (Incremental_inputs::finalize): Call finalize_inputs().
422 (Incremental_inputs::sized_create_incremental_inputs_section_data):
423 Create inputs entries.
424 * incremental.h (Incremental_input_type): New enum.
425 (Incremental_inputs::Incremental_input): Initialize new fields.
426 (Incremental_inputs::report_inputs): New method.
427 (Incremental_inputs::report_achive): New method.
428 (Incremental_inputs::report_object): New method.
429 (Incremental_inputs::report_script): New method.
430 (Incremental_inputs::finalize_inputs): New method.
431 (Incremental_inputs::Input_info): New struct.
432 (Incremental_inputs::Input_info_map): New typedef.
433 (Incremental_inputs::lock_): New field.
434 (Incremental_inputs::Inputs_): New field.
435 (Incremental_inputs::Inputs_map): New field.
436 * main.cc (main): Call Incremental_input::report_inputs.
437 * options.h (Input_argument_list): Typedef moved from
439 (Input_file_group::Files): Remove, use ::Input_argument_list.
440 (Input_file_group::Input_argument_list): Remove, use
441 ::Input_argument_list.
442 * plugin.cc (Plugin_manager::add_input_file): Add error in
444 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
446 * script.cc (read_input_script): Call
447 Incremental_input::report_script.
448 * script.h (Script_info): New class.
450 2009-04-27 Ian Lance Taylor <iant@google.com>
452 * x86_64.cc (do_adjust_output_section): Set entsize to
455 2009-04-23 Elliott Hughes <enh@google.com>
457 * output.cc (Output_file::close): After short writes, continue
458 writing from the correct offset in the buffer being written.
460 2009-04-23 Chris Demetriou <cgd@google.com>
462 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
463 * configure: Regenerate.
464 * config.in: Regenerate.
465 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
466 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
468 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
470 * incremental.cc (Incremental_inputs_header_data): Renamed from
471 Incremental_input_header_data.
472 (Incremental_inputs_header_data::data_size): New field.
473 (Incremental_inputs_header_data::put_input_file_count): Renamed
474 from input_file_count.
475 (Incremental_inputs_header_data::put_command_line_offset): Renamed
476 from command_line_offset.
477 (Incremental_inputs_header_data::put_reserved): Renamed from
479 (Incremental_inputs_entry_data): Renamed from
480 Incremental_input_entry_data.
481 (Incremental_inputs_entry_data::data_size): New field.
482 (Incremental_inputs::report_command_line): New method.
483 (Incremental_inputs::finalize): New method.
484 (Incremental_inputs::create_incremental_inputs_data): New method.
485 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
486 * incremental.h: New file.
487 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
488 (Layout::finalize): Create incremental inputs section in
490 (Layout::create_incremental_info_sections): New method.
491 * layout.h (Layout::incremental_inputs): New method.
492 (Layout::create_incremental_info_sections): New method.
493 (Layout::incremental_inputs_): New field.
494 * main.cc (main): Notify Incremental_input of the command line.
496 2009-04-01 Ian Lance Taylor <iant@google.com>
497 Mikolaj Zalewski <mikolajz@google.com>
499 * gold.h (reserve_unordered_map): Define, three versions, one for
500 each version of Unordered_map.
501 * layout.cc (Layout::Layout): Remove options parameter. Add
502 number_of_input_files parameter. Don't initialize options_.
503 Initialize number_of_input_files_ and resized_signatures_. Move
504 sections_are_attached_.
505 (Layout::layout_group): Reserve space for group_signatures_.
506 (Layout::find_or_add_kept_section): Change name parameter to be a
507 reference. Resize signatures_ map when it gets large enough.
508 (Layout::layout_eh_frame): Use parameters->options() instead of
510 (Layout::make_output_section): Likewise.
511 (Layout::attach_allocated_section_to_segment): Likewise.
512 (Layout::finalize, Layout::create_executable_stack): Likewise.
513 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
514 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
515 * layout.h (class Layout): Update declarations. Remove options_
516 field. Add number_of_input_files_ and resized_signatures_
517 fields. Move sections_are_attached_ field.
518 * main.cc (main): Pass number of input files to Layout
519 constructor. Don't pass options.
521 2009-03-30 Ian Lance Taylor <iant@google.com>
523 * ffsll.c (ffsll): Correct implementation.
525 2009-03-27 Ian Lance Taylor <iant@google.com>
528 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
529 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
530 * ftruncate.c (ftruncate): Declare before definition.
531 * mremap.c (mremap): Likewise.
532 * pread.c (pread): Likewise.
533 * configure, Makefile.in, config.in: Rebuild.
535 * mremap.c: New file.
536 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
537 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
538 (mremap): Declare if HAVE_MREMAP is not defined.
539 * configure, Makefile.in, config.in: Rebuild.
541 2009-03-27 Cary Coutant <ccoutant@google.com>
543 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
544 position independent.
545 * sparc.cc (Target_sparc::check_non_pic): Likewise.
546 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
548 2009-03-24 Cary Coutant <ccoutant@google.com>
550 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
552 (needs_dynamic_reloc): Likewise.
554 2009-03-24 Ian Lance Taylor <iant@google.com>
556 * yyscript.y (file_cmd): Recognize EXTERN.
557 (extern_name_list, extern_name_list_body): New nonterminals.
558 * script.cc (script_add_extern): Define.
559 * script-c.h (script_add_extern): Declare.
561 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
563 * object.cc (is_elf_object): Define.
564 * object.h (is_elf_object): Declare.
565 * archive.cc (Archive::get_elf_object_for_member): Call
567 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
569 2009-03-24 Elliott Hughes <enh@google.com>
571 * output.cc (Output_file::map_anonymous): Define.
572 (Output_file::map): Use map_anonymous. If the regular mmap fails,
573 try an anonymous one. Report the size if the mmap fails.
574 * output.h (class Output_file): Declare map_anonymous.
576 2009-03-24 Ian Lance Taylor <iant@google.com>
578 * target-select.cc (instantiate_target): Don't acquire the lock if
579 the instantiated_target_ field has already been set.
581 2009-03-23 Ian Lance Taylor <iant@google.com>
583 * gold-threads.h (class Initialize_lock): Define.
584 * gold-threads.cc (class Initialize_lock_once): Define.
585 (initialize_lock_control): New static variable.
586 (initialize_lock_pointer): New static variable.
587 (initialize_lock_once): New static function.
588 (Initialize_lock::Initialize_lock): Define.
589 (Initialize_lock::initialize): Define.
590 * target-select.h: Include "gold-threads.h".
591 (class Target_selector): Add lock_ and initialize_lock_ fields.
592 Don't define instantiate_target, just declare it.
593 * target-select.cc (Target_selector::Target_selector): Initialize
595 (Target_selector::instantiate_target): Define.
596 * descriptors.h: Include "gold-threads.h".
597 (class Descriptors): Add initialize_lock_ field.
598 * descriptors.cc (Descriptors::Descriptors): Initialize new
600 (Descriptors::open): Use initialize_lock_ field
601 * errors.h (class Errors): Add initialize_lock_ field.
602 * errors.cc (Errors::Errors): Initialize new field.
603 (Errors::initialize_lock): Use initialize_lock_ field.
604 * powerpc.cc (class Target_selector_powerpc): Remove
605 instantiated_target_ field. In do_recognize call
606 instantiate_target rather than do_instantiate_target. In
607 do_instantiate_target just allocate a new target.
608 * sparc.cc (class Target_selector_sparc): Likewise.
610 * freebsd.h: New file.
611 * i386.cc: Include "freebsd.h".
612 (Target_i386): Derive from Target_freebsd rather than
614 (Target_selector_i386): Derive from Target_selector_freebsd rather
615 than Target_selector.
616 * x86_64.cc: Include "freebsd.h".
617 (Target_x86_64): Derive from Target_freebsd rather than
619 (Target_selector_x86_64): Derive from Target_selector_freebsd
620 rather than Target_selector.
621 * target.h (class Target): Add adjust_elf_header and
622 do_adjust_elf_header.
623 * output.cc (Output_file_header:: do_sized_write): Call target
624 adjust_elf_header routine.
625 * configure.tgt: Set targ_osabi.
626 * configure.ac: Define GOLD_DEFAULT_OSABI.
627 * parameters.cc (Parameters::default_target): Pass
628 GOLD_DEFAULT_OSABI to select_target.
629 * target-select.h (class Target_selector): Make instantiate_target
630 protected rather than private.
631 * Makefile.am (HFILES): Add freebsd.h.
632 * configure, Makefile.in, config.in: Rebuild.
634 * merge.cc (do_add_input_section): Correct pend value. Change
635 message about last entry not being null terminated from error to
638 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
640 * incremental.cc: New file.
641 * Makefile.am (CCFILES): Add incremental.cc.
642 * Makefile.in: Rebuild.
644 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
646 * layout.cc (Layout::output_section_name): Preserve names
647 of '.note.' sections.
649 2009-03-19 Ian Lance Taylor <iant@google.com>
651 * descriptors.cc (Descriptors::open): Check that the options are
652 valid before using them.
654 2009-03-18 Ian Lance Taylor <iant@google.com>
656 * script-sections.h: Include <list>.
657 (class Script_sections): Change Sections_elements from std::vector
658 to std::list. Typedef public Elements_iterator. Add
659 orphan_section_placement_, data_segment_align_start_, and
660 saw_data_segment_align_ fields. Remove data_segment_align_index_
662 * script-sections.cc (class Orphan_section_placement): New class.
663 (class Sections_element): Add virtual functions is_relro and
664 orphan_section_init. Remove virtual function place_orphan_here.
665 (class Output_section_definition): Add is_relro and
666 orphan_section_init. Remove place_orphan_here.
667 (class Orphan_output_section): Likewise.
668 (Script_sections::Script_sections): Update for field changes.
669 (Script_sections::data_segment_align): Set saw_data_segment_align_
670 and data_segment_align_start_, not data_segment_align_index.
671 (Script_sections::data_segment_relro_end): Check
672 saw_data_segment_align_. Use data_segment_align_start_ rather
673 than data_segment_align_index_.
674 (Script_sections::place_orphan): Rewrite to use
675 Orphan_section_placement.
677 2009-03-17 Ian Lance Taylor <iant@google.com>
679 * archive.cc (Archive::add_symbols): Check for a version attached
680 to the symbol name in the archive map.
681 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
682 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
683 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
684 (ver_test_11.a): New target.
685 * testsuite/Makefile.in: Rebuild.
687 * configure.ac: Check for chsize and posix_fallocate. Replace
689 * ftruncate.c: New file, from gnulib.
690 * output.cc (posix_fallocate): Define dummy version if not
691 HAVE_POSIX_FALLOCATE.
692 (Output_file::map): Call posix_fallocate rather than lseek and
694 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
695 * configure, Makefile.in, config.in: Rebuild.
697 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
699 * layout.h (Layout::create_note): Add section_name parameter.
700 * layout.cc (Layout::create_note): Likewise.
701 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
703 2009-03-17 Ian Lance Taylor <iant@google.com>
705 * descriptors.cc: Include "options.h".
706 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
707 (Descriptors::open): Always use O_CLOEXEC when opening a new
708 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
711 * sparc.cc (class Target_sparc): Add has_got_section.
712 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
713 make sure we have a GOT section.
715 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
716 (Target_sparc::Scan::local): Likewise.
717 (Target_sparc::Scan::global): Likewise.
718 (Target_sparc::Relocate::relocate): Likewise.
719 (Target_sparc::Relocate::relocate_tls): Likewise.
721 * symtab.cc (Symbol_table::define_default_version): New function,
722 broken out of add_from_object.
723 (Symbol_table::add_from_object): Call define_default_version.
724 (Symbol_table::define_special_symbol): Add resolve_oldsym
725 parameter. Change all callers. If the version for a symbol comes
726 from a version script, resolve it with the symbol with the same
727 name with no version. Also add the symbol without a version if
729 (do_define_in_output_data): If resolving with oldsym, don't delete
731 (do_define_in_output_segment): Likewise.
732 (do_define_as_constant): Likewise.
733 * symtab.h (class Symbol_table): Update declarations.
735 2009-03-13 Ian Lance Taylor <iant@google.com>
737 * readsyms.cc (Read_symbols::incompatible_warning): New function.
738 (Read_symbols::requeue): New function.
739 (Read_symbols::do_read_symbols): If make_elf_object fails because
740 the target type is not configured, and the file was searched for,
741 issue a warning and retry with the next directory.
742 (Add_symbols::run): If the file has an incompatible format, and
743 it was searched for, requeue the Read_symbols task. On error,
745 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
746 dirindex parameter to constructor. Change all callers. Declare
747 incompatible_warning and requeue.
748 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
749 input_argument_ and input_group_ fields. Add them to
750 constructor. Change all callers.
751 (class Read_script): Add dirindex_ field. Add it to constructor.
753 * archive.cc (Archive::setup): Remove input_objects parameter.
755 (Archive::get_file_and_offset): Likewise.
756 (Archive::read_all_symbols): Likewise.
757 (Archive::read_symbols): Likewise.
758 (Archive::get_elf_object_for_member): Remove input_objects
759 parameter. Add punconfigured parameter. Change all callers.
760 (Archive::add_symbols): Change return type to bool. Check return
761 value of include_member.
762 (Archive::include_all_members): Likewise.
763 (Archive::include_member): Change return type to bool. Return
764 false if first included object has incompatible target. Set
765 included_member_ field.
766 (Add_archive_symbols::run): If add_symbols returns false, requeue
768 * archive.h (class Archive): Add included_member_ field.
769 Initialize it in constructor. Add input_file and searched_for
770 methods. Update declarations.
771 (class Add_archive_symbols): Add dirpath_, dirindex_, and
772 input_argument_ fields. Add them to constructor. Change all
774 * script.cc: Include "target-select.h".
775 (class Parser_closure): Add skip_on_incompatible_target_ and
776 found_incompatible_target_ fields. Add
777 skip_on_incompatible_target parameter to constructor. Change all
778 callers. Add methods skip_on_incompatible_target,
779 clear_skip_on_incompatible_target, found_incompatible_target, and
780 set_found_incompatible_target.
781 (read_input_script): Add dirindex parameter. Change all callers.
782 If parser finds an incompatible target, requeue Read_symbols
784 (script_set_symbol): Clear skip_on_incompatible_target in
786 (script_add_assertion, script_parse_option): Likewise.
787 (script_start_sections, script_add_phdr): Likewise.
788 (script_check_output_format): New function.
789 * script.h (read_input_script): Update declaration.
790 * script-c.h (script_check_output_format): Declare.
791 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
792 (ignore_cmd): Remove OUTPUT_FORMAT.
793 * fileread.cc (Input_file::Input_file): Add explicit this.
794 (Input_file::will_search_for): New function.
795 (Input_file::open): Add pindex parameter. Change all callers.
796 * fileread.h (class Input_file): Add input_file_argument method.
797 Declare will_search_for. Update declarations.
798 * object.cc (make_elf_object): Add punconfigured parameter.
800 * object.h (class Object): Make input_file public. Add
802 (make_elf_object): Update declaration.
803 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
805 * dirsearch.h (class Dirsearch): Update declaration.
806 * options.h (class General_options): Add --warn-search-mismatch.
807 * parameters.cc (Parameters::is_compatible_target): New function.
808 * parameters.h (class Parameters): Declare is_compatible_target.
809 * workqueue.cc (Workqueue::add_blocker): New function.
810 * workqueue.h (class Workqueue): Declare add_blocker.
812 * fileread.cc (Input_file::open): Remove options parameter.
814 (Input_file::open_binary): Likewise.
815 * script.cc (read_input_script): Likewise.
816 * readsyms.h (class Read_symbols): Remove options_ field. Remove
817 options parameter from constructor. Change all callers.
818 (class Read_script): Likewise.
819 * fileread.h (class Input_file): Update declarations.
820 * script.h (read_input_script): Update declaration.
822 2009-03-10 Nick Clifton <nickc@redhat.com>
824 * po/es.po: New Spanish translation.
826 2009-03-06 Cary Coutant <ccoutant@google.com>
828 * options.cc (parse_short_option): Keep dash_z from registering itself.
830 2009-03-03 Ian Lance Taylor <iant@google.com>
833 * target-reloc.h (relocate_section): Pass output_section to
835 * i386.cc (Target_i386::should_apply_static_reloc): Add
836 output_section parameter. Change all callers.
837 (Target_i386::Relocate::relocate): Add output_section parameter.
838 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
839 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
840 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
841 * testsuite/two_file_shared.sh: New script.
842 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
843 (check_DATA): Add two_file_shared.dbg.
844 (two_file_shared.dbg): New target.
845 * testsuite/Makefile.in: Rebuild.
847 2009-03-01 Ian Lance Taylor <iant@google.com>
849 * configure.ac: Check for byteswap.h.
850 * configure: Rebuild.
851 * config.in: Rebuild.
853 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
855 * layout.cc (Layout::find_or_add_kept_section): New function.
856 (Layout::add_comdat): Removed.
857 * layout.h (struct Kept_section): Move out of class Layout.
858 Remove trailing underscores from field names. Add group_sections
859 field. Rename group_ field to is_group. Change all uses.
860 (class Layout): Declare find_or_add_kept_section, not add_comdat.
861 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
862 comdat_groups_ field.
863 (Sized_relobj::include_section_group): Use
864 find_or_add_kept_section and Kept_section::group_sections.
865 (Sized_relobj::include_linkonce_section): Likewise.
866 * object.cc (class Sized_relobj): Don't define Comdat_group or
867 Comdat_group_table. Remove find_comdat_group and
868 add_comdat_group. Remove comdat_groups_ field.
869 * plugin.cc (include_comdat_group): Use
870 Layout::find_or_add_kept_section.
872 2009-02-28 Ian Lance Taylor <iant@google.com>
874 * README: --gc-sections and map files are now supported. Document
875 some build requirements.
878 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
879 relocatable link set the value of the section symbol to zero.
880 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
881 relocatable link don't include the section address in the local
884 2009-02-27 Ian Lance Taylor <iant@google.com>
887 * options.h (class Search_directory): Add is_system_directory.
888 (class General_options): Declare is_in_system_directory.
889 * options.cc (get_relative_sysroot): Make static.
890 (get_default_sysroot): Make static.
891 (General_optoins::is_in_system_directory): New function.
892 * fileread.cc (Input_file::is_in_system_directory): New function.
893 * fileread.h (class Input_file): Declare is_in_system_directory.
894 * object.h (class Object): Add is_in_system_directory.
895 (class Input_objects): Remove system_library_directory_ field.
896 * object.cc (Input_objects::add_object): Don't set
897 system_library_directory_.
898 (input_objects::found_in_system_library_directory): Remove.
899 * symtab.cc (Symbol_table::write_globals): Remove input_objects
900 parameter. Change all callers.
901 (Symbol_table::sized_write_globals): Likewise.
902 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
903 Call Object::is_in_system_directory.
904 * symtab.h (class Symbol_table): Update declarations.
907 * descriptors.h (Open_descriptor): Add is_on_stack field.
908 * descriptors.cc (Descriptors::open): If the descriptor is on the
909 top of the stack, remove it. Initialize is_on_stack field.
910 (Descriptors::release): Only add pod to stack if it is not on the
912 (Descriptors::close_some_descriptor): Clear stack_next and
916 * output.cc (Output_section::find_starting_output_address): Rename
917 from starting_output_address; add PADDR parameter; change return
919 * output.h (class Output_section): Declare
920 find_starting_output_address instead of starting_output_address.
921 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
922 section symbol for which we can't find a merge section.
925 * symtab.cc (Symbol_table::add_from_object): If the visibility is
926 hidden or internal, force the symbol to be local.
927 * resolve.cc (Symbol::override_visibility): Define.
928 (Symbol::override_base): Use override_visibility.
929 (Symbol_table::resolve): Likewise.
930 (Symbol::override_base_with_special): Likewise.
931 (Symbol_table::override_with_special): If the visibility is hidden
932 or internal, force the symbol to be local.
933 * symtab.h (class Symbol): Add set_visibility and
935 * testsuite/ver_test_1.sh: New file.
936 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
937 (check_DATA): Add ver_test_1.syms.
938 (ver_test_1.syms): New target.
939 * testsuite/Makefile.in: Rebuild.
941 2009-02-25 Cary Coutant <ccoutant@google.com>
943 * layout.cc (Layout::choose_output_section): Don't rename sections
944 when using a linker script that has a SECTIONS clause.
945 * Makefile.in: Regenerate.
947 * testsuite/Makefile.am (script_test_5.sh): New test case.
948 * testsuite/Makefile.in: Regenerate.
949 * testsuite/script_test_5.cc: New file.
950 * testsuite/script_test_5.sh: New file.
951 * testsuite/script_test_5.t: New file.
953 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
955 * archive.cc (Archive::include_member): Update calls to add_symbols.
956 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
958 * dynobj.h (do_add_symbols): Add the Layout argument.
959 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
961 * object.h (Object::add_symbols): Add the Layout argument.
962 (Object::do_add_symbols): Add the Layout argument.
963 (Sized_relobj::do_add_symbols): Add the Layout argument.
964 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
965 Unify the two versions.
966 (Add_plugin_symbols): Remove.
967 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
968 (Sized_pluginobj::do_add_symbols): Unify the two versions.
969 (Add_plugin_symbols): Remove.
970 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
971 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
972 (Add_symbols::run): Make it work with Pulginobj.
974 2009-02-06 Ian Lance Taylor <iant@google.com>
976 * object.cc (Sized_relobj::do_layout): Make info message start
977 with lower case letter.
979 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
981 * binary.cc: Fix file comment.
983 * options.h (enum Incremental_disposition): Define.
984 (class General_options): Add new options: --incremental,
985 --incremental_changed, --incremental_unchanged,
986 --incremental_unknown. Add incremental_disposition_ and
987 implicit_incremental_ fields.
988 (General_options::incremental_disposition): New function.
989 (class Position_dependent_options): Add incremental_disposition
991 (Position_dependent_options::copy_from_options): Set incremental
993 * options.cc (General_options::parse_incremental_changed): New
995 (General_options::parse_incremental_unchanged): New function.
996 (General_options::parse_incremental_unknown): New function.
997 (General_options::General_options): Initialize new fields
998 incremental_disposition_ and implicit_incremental_.
999 (General_options::finalize): Check for uasge of --incremental-*
1000 without --incremental.
1002 2009-02-06 Chris Demetriou <cgd@google.com>
1004 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1005 pointer and to report location as the file name associated with
1007 (gold_undefined_symbol_at_location): New function to replace the
1008 old gold_undefined_symbol functionality.
1009 * target-reloc.h (relocate_section): Update to use
1010 gold_undefined_symbol_at_location.
1011 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1012 Call gold_undefined_symbol function rather than gold_error.
1013 * errors.h (Errors::undefined_symbol): Take location as a
1014 string, rather than calculating it from a relocation.
1015 * errors.cc (Errors::fatal): Print "fatal error:" before the
1017 (Errors::error, Errors::error_at_location): Print "error: "
1018 before the formatted message.
1019 (Errors::undefined_symbol): Take location as a string, rather
1020 than calculating it from a relocation.
1021 (gold_undefined_symbol_at_location): New function akin to
1022 old gold_undefined_symbol, calculates location from relocation.
1023 (gold_undefined_symbol): Change to take only a Symbol pointer
1024 and to report location as the file name associated with the symbol.
1025 * testsuite/debug_msg.sh: Update for changed error messages.
1026 * testsuite/undef_symbol.sh: Likewise.
1028 2009-02-04 Duncan Sands <baldrick@free.fr>
1031 * reduced_debug_output.h
1032 (Output_reduced_debug_abbrev_section::failed): Use format for
1034 (Output_reduced_debug_info_section::faild): Likewise.
1036 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1038 * script.cc (Lazy_demangler): New class.
1039 (Version_script_info::get_symbol_version_helper): Demangle a
1042 2009-01-29 Cary Coutant <ccoutant@google.com>
1044 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1046 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1048 2009-01-28 Ian Lance Taylor <iant@google.com>
1050 * version.cc (version_string): Bump to 1.9.
1052 * gold.h: Include <cstring> and <stdint.h>.
1053 * version.cc: Include <cstdio>.
1054 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1056 * reduced_debug_output.cc (insert_into_vector): Rename from
1057 Insert_into_vector; change all callers. Use Swap_unaligned to
1058 avoid aliasing issue; remove union since it is unnecessary.
1060 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1062 * Makefile.am (CCFILES): Add gc.cc.
1064 * Makefile.in: Regenerate.
1065 * gold.cc (Gc_runner): New class.
1066 (queue_initial_tasks): Call garbage collection related tasks
1067 when corresponding options are invoked.
1068 (queue_middle_gc_tasks): New function.
1069 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1070 processed early before laying out sections during garbage collection.
1071 * gold.h (queue_middle_gc_tasks): New function.
1072 (is_prefix_of): Move from "layout.cc".
1073 * i386.cc (Target_i386::gc_process_relocs): New function.
1074 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1075 * main.cc (main): Create object of class "Garbage_collection".
1076 * object.cc (Relobj::copy_symbols_data): New function.
1077 (Relobj::is_section_name_included): New function.
1078 (Sized_relobj::do_layout): Allow this function to be called twice
1079 during garbage collection and defer layout of section during the
1081 * object.h (Relobj::get_symbols_data): New function.
1082 (Relobj::is_section_name_included): New function.
1083 (Relobj::copy_symbols_data): New function.
1084 (Relobj::set_symbols_data): New function.
1085 (Relobj::get_relocs_data): New function.
1086 (Relobj::set_relocs_data): New function.
1087 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1088 (Relobj::gc_process_relocs): New function.
1089 (Relobj::do_gc_process_relocs): New pure virtual function.
1090 (Relobj::sd_): New data member.
1091 (Sized_relobj::is_output_section_offset_invalid): New function.
1092 (Sized_relobj::do_gc_process_relocs): New function.
1093 * options.h (General_options::gc_sections): Modify to not be a no-op.
1094 (General_options::print_gc_sections): New option.
1095 * plugin.cc (Plugin_finish::run): Remove function call to
1096 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1097 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1098 * reloc.cc (Read_relocs::run): Add task to process relocs and
1099 determine unreferenced sections when doing garbage collection.
1100 (Gc_process_relocs): New class.
1101 (Sized_relobj::do_gc_process_relocs): New function.
1102 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1103 sections that are garbage collected.
1104 * reloc.h (Gc_process_relocs): New class.
1105 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1106 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1107 symbols whose corresponding sections are garbage collected.
1108 (Symbol_table::Symbol_table): Add new parameter for the garbage
1110 (Symbol_table::gc_mark_undef_symbols): New function.
1111 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1112 (Symbol_table::gc_mark_dyn_syms): New function.
1113 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1115 (Symbol_table::add_from_object): Likewise.
1116 (Symbol_table::add_from_relobj): When building shared objects, do not
1117 treat externally visible symbols as garbage.
1118 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1119 table information for static and relocatable links.
1120 * symtab.h (Symbol_table::set_gc): New function.
1121 (Symbol_table::gc): New function.
1122 (Symbol_table::gc_mark_undef_symbols): New function.
1123 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1124 (Symbol_table::gc_mark_dyn_syms): New function.
1125 (Symbol_table::gc_): New data member.
1126 * target.h (Sized_target::gc_process_relocs): New pure virtual
1128 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1129 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1131 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1133 * options.h (General_options::gc_sections): Define as a no-op for now.
1134 (General_options::no_keep_memory): Ditto.
1135 (General_options::Bshareable): Define.
1136 * options.cc (General_options::finalize): Honor -Bshareable.
1138 2009-01-20 Andreas Schwab <schwab@suse.de>
1140 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1141 read the value in the contents, since we don't use it. Use the
1142 template endianness when writing.
1143 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1145 2009-01-19 Andreas Schwab <schwab@suse.de>
1147 * configure.tgt (powerpc64-*): Fix targ_obj.
1149 2009-01-15 Ian Lance Taylor <iant@google.com>
1151 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1152 local symbols when stripping all symbols.
1154 2009-01-14 Cary Coutant <ccoutant@google.com>
1156 * output.cc (Output_reloc): Add explicit instantiations.
1158 2009-01-14 Cary Coutant <ccoutant@google.com>
1160 * archive.cc (Archive::get_elf_object_for_member): Remove call
1161 to File_read::claim_for_plugin.
1162 * descriptors.cc (Descriptors::open): Remove reference to
1164 (Descriptors::claim_for_plugin): Remove.
1165 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1166 (Descriptors::is_claimed): Remove.
1167 (claim_descriptor_for_plugin): Remove.
1168 * fileread.cc (File_read::claim_for_plugin): Remove.
1169 * fileread.h (File_read::claim_for_plugin): Remove.
1170 (File_read::descriptor): Reopen descriptor if necessary.
1171 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1172 (Plugin_manager::all_symbols_read): Add task parameter. Change
1174 (Plugin_manager::get_input_file): New function.
1175 (Plugin_manager::release_input_file): New function.
1176 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1177 corresponding data member.
1178 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1179 and pass to base constructor. Change all callers.
1180 (get_input_file, release_input_file): New functions.
1181 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1182 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1183 (Plugin_manager::all_symbols_read): Add task parameter.
1184 (Plugin_manager::get_input_file): New function.
1185 (Plugin_manager::release_input_file): New function.
1186 (Plugin_manager::task_): New data member.
1187 (Pluginobj::Pluginobj): Add filesize parameter.
1188 (Pluginobj::filename): New function.
1189 (Pluginobj::descriptor): New function.
1190 (Pluginobj::filesize): New function.
1191 (Pluginobj::filesize_): New data member.
1192 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1193 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1194 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1196 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1197 with archive libraries.
1198 * testsuite/Makefile.in: Regenerate.
1199 * testsuite/plugin_test.c (struct sym_info): New type.
1200 (get_input_file, release_input_file): New static variables.
1201 (onload): Capture new transfer vector entries.
1202 (claim_file_hook): Stop reading at end of file according to filesize.
1203 Factor out parsing of readelf output into separate function.
1204 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1205 APIs and get the source file name from the symbol table. Convert
1206 source file name to corresponding object file name. Print info
1207 message when adding new input files.
1208 (parse_readelf_line): New function.
1209 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1210 * testsuite/plugin_test_2.sh: Likewise.
1211 * testsuite/plugin_test_3.sh: Likewise.
1212 * testsuite/plugin_test_4.sh: New test case.
1214 2009-01-07 Ian Lance Taylor <iant@google.com>
1216 * version.cc (version_string): Bump to 1.8.
1218 2008-12-23 Cary Coutant <ccoutant@google.com>
1220 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1221 * plugin.cc (Plugin_manager::finish): Rename as
1222 layout_deferred_objects. Move cleanup to separate function.
1223 (Plugin_manager::cleanup): New function.
1224 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1226 * plugin.h (Plugin_manager::finish): Rename as
1227 layout_deferred_objects.
1228 (Plugin_manager::cleanup): New function.
1229 (Plugin_manager::cleanup_done): New field.
1231 2008-12-23 Cary Coutant <ccoutant@google.com>
1233 * plugin.cc (is_visible_from_outside): New function.
1234 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1235 so we don't return "IR only" status for exported symbols or -r links.
1237 * testsuite/Makefile.am (plugin_test_3): New test case.
1238 * testsuite/Makefile.in: Regenerate.
1239 * testsuite/plugin_test_3.sh: New file.
1241 2008-12-22 Cary Coutant <ccoutant@google.com>
1243 * object.cc (Sized_relobj::layout_section): New function.
1244 (Sized_relobj::do_layout): Defer layout of input sections until after
1245 plugin has provided replacement files.
1246 (Sized_relobj::do_layout_deferred_sections): New function.
1247 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1248 (Relobj::layout_deferred_sections): New function.
1249 (Relobj::do_layout_deferred_sections): New function.
1250 (Sized_relobj::do_layout_deferred_sections): New function.
1251 (Sized_relobj::layout_section): New function.
1252 (Sized_relobj::Deferred_layout): New structure.
1253 (Sized_relobj::deferred_layout_): New field.
1254 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1255 Change all callers. Layout deferred sections.
1256 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1258 (Plugin_hook::run): Move code from do_plugin_hook inline.
1259 (Plugin_hook::do_plugin_hook): Remove.
1260 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1261 (Plugin_manager::finish): Renamed, was cleanup.
1262 (Plugin_manager::should_defer_layout): New function.
1263 (Plugin_manager::add_deferred_layout_object): New function.
1264 (Plugin_manager::Deferred_layout_list): New type.
1265 (Plugin_manager::deferred_layout_objects_): New field.
1266 (Plugin_hook::do_plugin_hook): Remove.
1268 2008-12-17 Ian Lance Taylor <iant@google.com>
1270 * options.h (class General_options): Add --no case for
1273 2008-12-16 Cary Coutant <ccoutant@google.com>
1275 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1277 (Plugin_manager::claim_file): Create plugin object even if
1278 plugin did not call the add_symbols callback.
1279 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1280 asking for more symbols than were added.
1281 * testsuite/Makefile.am (plugin_test_1): Add test case with
1283 (empty.syms): New target.
1284 * testsuite/Makefile.in: Regenerate.
1285 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1286 message. Don't call add_symbols if no globals.
1287 (all_symbols_read_hook): Don't provide replacement for empty
1290 2008-12-12 Ian Lance Taylor <iant@google.com>
1292 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1293 r_type == 0 for a local symbol with r_sym == 0.
1294 (scan_relocatable_relocs): Pass r_sym to
1295 local_non_section_strategy.
1296 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1299 * configure.ac: Update test for TLS descriptors: they are
1300 supported as of glibc 2.9.
1301 * configure: Rebuild.
1303 2008-12-11 Ian Lance Taylor <iant@google.com>
1306 * target-reloc.h (Default_scan_relocatable_relocs): For each
1307 function, map r_type == 0 to RELOC_DISCARD.
1309 2008-12-10 Cary Coutant <ccoutant@google.com>
1311 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1312 object to override a kept COMDAT group from a plugin object.
1314 2008-12-09 Ian Lance Taylor <iant@google.com>
1317 * yyscript.y (file_cmd): Handle INPUT.
1319 * testsuite/initpri1.c: Change all declarations to be full
1320 prototypes by adding void, to avoid compiler warnings.
1322 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1324 * options.cc (General_options::parse_plugin_opt): New.
1325 (General_options::add_plugin): The argument now is just the filename.
1326 (General_options::add_plugin_option): New.
1327 * options.h (plugin_opt): New.
1328 (add_plugin): Change argument name.
1329 (add_plugin_option): New.
1330 * plugin.cc (Plugin::load): Don't parse the plugin option.
1331 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1332 (Plugin::add_option): New.
1333 (Plugin::args_): Change type.
1334 (Plugin::filename_): New.
1335 (Plugin_manager::add_plugin_option): New.
1336 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1337 * testsuite/Makefile.in: Regenerate.
1339 2008-12-05 Cary Coutant <ccoutant@google.com>
1341 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1342 Handle --strip-lto-sections option.
1343 * options.h (strip_lto_sections): New option.
1345 2008-12-01 Cary Coutant <ccoutant@google.com>
1347 * plugin.cc (ld_plugin_message): Change format parameter to const.
1348 Fix mismatch between new[] and delete.
1350 2008-11-14 Cary Coutant <ccoutant@google.com>
1352 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1355 2008-11-05 Craig Silverstein <csilvers@google.com>
1357 * options.cc (General_options::parse_dynamic_list): New function.
1358 * options.h (General_options): New flags dynamic_list,
1359 dynamic_list_data, dynamic_list_cpp_new, and
1360 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1361 (General_options::in_dynamic_list): New function.
1362 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1363 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1364 (Lex::can_continue_name): Likewise.
1366 (read_script_file): New parameter script_options.
1367 (read_dynamic_list): New function.
1368 (Script_options::define_dynamic_list): New function.
1369 (dynamic_list_keyword_parsecodes): New variable.
1370 (dynamic_list_keywords): New variable.
1371 * script.h (Script_options::define_dynamic_list): New function
1373 (read_dynamic_list): New function prototype.
1374 * symtab.cc (strprefix): New macro.
1375 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1376 dynamic_list_data, dynamic_list_cpp_new, and
1377 dynamic_list_cpp_typeinfo.
1378 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1379 (dynamic_list_expr): New rule.
1380 (dynamic_list_nodes): Likewise.
1381 (dynamic_list_node): Likewise.
1382 * testsuite/Makefile.am (dynamic_list): New test.
1383 * testsuite/Makefile.in: Regenerated.
1384 * testsuite/dynamic_list.t: New file.
1385 * testsuite/dynamic_list.sh: New file.
1387 2008-11-05 Craig Silverstein <csilvers@google.com>
1389 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1390 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1391 (t11_last): Likewise.
1392 * testsuite/ver_test_6.c (main): Likewise.
1394 2008-10-07 Cary Coutant <ccoutant@google.com>
1396 * options.c (General_options::finalize): Add check for -static and
1398 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1401 2008-10-02 Cary Coutant <ccoutant@google.com>
1403 * plugin.cc (make_sized_plugin_object): Fix conditional
1404 compilation to work when not all targets are enabled.
1406 2008-09-29 Cary Coutant <ccoutant@google.com>
1408 * archive.cc (Archive::get_file_and_offset): Use filename instead
1409 of name to get library path.
1410 (Archive::include_member): Unlock external member of a thin archive.
1412 * testsuite/Makefile.am (TEST_AR): New variable.
1413 (thin_archive_test_1): New test.
1414 (thin_archive_test_2): New test.
1415 * testsuite/Makefile.in: Regenerate.
1416 * testsuite/thin_archive_main.cc: New file.
1417 * testsuite/thin_archive_test_1.cc: New file.
1418 * testsuite/thin_archive_test_2.cc: New file.
1419 * testsuite/thin_archive_test_3.cc: New file.
1420 * testsuite/thin_archive_test_4.cc: New file.
1422 2008-09-29 Cary Coutant <ccoutant@google.com>
1424 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1425 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1427 (Sized_relobj::do_finalize_local_symbols): Likewise.
1428 (Sized_relobj::map_to_kept_section): Likewise.
1429 * object.h (Sized_relobj::invalid_address): New constant.
1430 (Sized_relobj::do_output_section_offset): Check for invalid_address
1432 * output.cc (Output_reloc::local_section_offset): Use constant
1433 invalid_address instead of -1U.
1434 (Output_reloc::get_address): Likewise.
1435 (Output_section::output_address): Change -1U to -1ULL.
1436 * output.h (Output_reloc::invalid_address): New constant.
1437 * reloc.cc (Sized_relobj::write_sections): Use constant
1438 invalid_address instead of -1U.
1439 (Sized_relobj::relocate_sections): Likewise.
1440 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1441 values for merge sections.
1442 * target-reloc.h (relocate_for_relocatable): Use constant
1443 invalid_address instead of -1U.
1445 2008-09-19 Cary Coutant <ccoutant@google.com>
1447 Add plugin functionality for link-time optimization (LTO).
1448 * configure.ac (plugins): Add --enable-plugins option.
1449 * configure: Regenerate.
1450 * config.in: Regenerate.
1451 * Makefile.am (LIBDL): New variable.
1452 (CCFILES): Add plugin.cc.
1453 (HFILES): Add plugin.h.
1454 (ldadd_var): Add LIBDL.
1455 * Makefile.in: Regenerate.
1457 * archive.cc: Include "plugin.h".
1458 (Archive::setup): Don't preread archive symbols when using a plugin.
1459 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1460 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1462 (Archive::include_member): Add symbols from plugin objects.
1463 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1464 * descriptors.cc (Descriptors::open): Check for file descriptors
1465 abandoned by plugins.
1466 (Descriptors::claim_for_plugin): New function.
1467 * descriptors.h (Descriptors::claim_for_plugin): New function.
1468 (Open_descriptor::is_claimed): New field.
1469 (claim_descriptor_for_plugin): New function.
1470 * fileread.cc (File_read::claim_for_plugin): New function.
1471 * fileread.h (File_read::claim_for_plugin): New function.
1472 (File_read::descriptor): New function.
1473 * gold.cc: Include "plugin.h".
1474 (queue_initial_tasks): Add task to call plugin hooks for generating
1476 * main.cc: Include "plugin.h".
1477 (main): Load plugin libraries.
1478 * object.h (Pluginobj): Declare.
1479 (Object::pluginobj): New function.
1480 (Object::do_pluginobj): New function.
1481 (Object::set_target): New function.
1482 * options.cc: Include "plugin.h".
1483 (General_options::parse_plugin): New function.
1484 (General_options::General_options): Initialize plugins_ field.
1485 (General_options::add_plugin): New function.
1486 * options.h (Plugin_manager): Declare.
1487 (General_options): Add --plugin option.
1488 (General_options::has_plugins): New function.
1489 (General_options::plugins): New function.
1490 (General_options::add_plugin): New function.
1491 (General_options::plugins_): New field.
1492 * plugin.cc: New file.
1493 * plugin.h: New file.
1494 * readsyms.cc: Include "plugin.h".
1495 (Read_symbols::do_read_symbols): Check for archive before checking
1496 for ELF file. Call plugin hooks to claim files.
1497 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1498 from a real object file; force override when processing replacement
1500 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1501 (Symbol::init_base_object): Likewise.
1502 (Symbol::init_base_output_data): Likewise.
1503 (Symbol::init_base_output_segment): Likewise.
1504 (Symbol::init_base_constant): Likewise.
1505 (Symbol::init_base_undefined): Likewise.
1506 (Symbol::output_section): Assert that object is not a plugin.
1507 (Symbol_table::add_from_pluginobj): New function.
1508 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1510 (Symbol_table::sized_write_globals): Likewise.
1511 (Symbol_table::add_from_pluginobj): Instantiate template.
1512 * symtab.h (Sized_pluginobj): Declare.
1513 (Symbol::in_real_elf): New function.
1514 (Symbol::set_in_real_elf): New function.
1515 (Symbol::in_real_elf_): New field.
1516 (Symbol_table::add_from_pluginobj): New function.
1518 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1519 (LIBDL): New variable.
1521 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1522 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1523 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1524 (MOSTLYCLEANFILES): Likewise.
1525 * testsuite/Makefile.in: Regenerate.
1526 * testsuite/plugin_test.c: New file.
1527 * testsuite/plugin_test_1.sh: New file.
1528 * testsuite/plugin_test_2.sh: New file.
1530 2008-09-16 Ian Lance Taylor <iant@google.com>
1532 * target-reloc.h (relocate_section): Check whether a symbol is
1533 defined by the ABI before reporting an undefined symbol error.
1534 * target.h (Target::is_defined_by_abi): Make parameter const.
1535 (Target::do_is_defined_by_abi): Likewise.
1536 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1537 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1538 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1539 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1540 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1541 * testsuite/Makefile.in: Rebuild.
1543 * fileread.cc (make_view): Add casts to avoid warning.
1545 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1547 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1548 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1550 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1552 * options.h (General_options::output_is_executable): New.
1553 (General_options::output_is_pie): New.
1554 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1555 for shared libraries.
1556 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1558 2008-09-11 Chris Demetriou <cgd@google.com>
1560 * options.h (origin): New -z option.
1561 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1562 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1565 2008-09-05 Cary Coutant <ccoutant@google.com>
1567 * fileread.cc (File_read::make_view): Add check for attempt to map
1570 2008-09-05 Cary Coutant <ccoutant@google.com>
1572 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1573 explicit instantiations.
1575 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1578 * options.cc (General_options::finalize): Allow undefined symbols
1579 in shlibs if linking -shared.
1582 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1583 symbols as not needing a dynsym entry.
1585 2008-08-20 Craig Silverstein <csilvers@google.com>
1587 * fileread.cc (File_read::open): Do not lock the file unless it
1588 was successfully opened.
1590 2008-08-14 Cary Coutant <ccoutant@google.com>
1592 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1593 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1594 * testsuite/tls_test.cc (struct int128): 128-bit struct
1595 for testing TLS relocs with non-zero addend.
1596 (v12): New TLS variable.
1598 (t_last): Add check for v12.
1599 * testsuite/tls_test.h (t12): New function.
1600 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1602 2008-08-13 Ian Lance Taylor <iant@google.com>
1604 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1605 set tls_segment_ or relro_segment_.
1606 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1608 * output.h (Output_section::clear_is_relro): New function.
1609 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1610 sections specially even when output_data_ is empty.
1611 (Output_segment::maximum_alignment): When first section is relro,
1612 only force alignment for PT_LOAD segments.
1613 * script.cc (script_data_segment_align): New function.
1614 (script_data_segment_relro_end): New function.
1615 * script-c.h (script_data_segment_align): Declare.
1616 (script_data_segment_relro_end): Declare.
1617 * script-sections.h (class Script_sections): Declare
1618 data_segment_align and data_segment_relro_end. Add fields
1619 segment_align_index_ and saw_relro_end_.
1620 * script-sections.cc (class Sections_element): Add set_is_relro
1621 virtual function. Add new bool* parameter to place_orphan_here.
1622 Add get_output_section virtual function.
1623 (class Output_section_definition): Add set_is_relro. Add new
1624 bool* parameter to place_orphan_here. Add get_output_section.
1625 Add is_relro_ field.
1626 (Output_section_definition::Output_section_definition): Initialize
1627 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1628 and is_relro_ fields.
1629 (Output_section_definition::place_orphan_here): Add is_relro
1631 (Output_section_definition::set_section_addresses): Set relro for
1633 (Output_section_definition::alternate_constraint): Likewise.
1634 (class Orphan_output_section): Add new bool* parameter to
1635 place_orphan_here. Add get_output_section.
1636 (Orphan_output_section::place_orphan_here): Add is_relro
1638 (Script_sections::Script_sections): Initialize
1639 data_segment_align_index_ and saw_relro_end_.
1640 (Script_sections::data_segment_align): New function.
1641 (Script_sections::data_segment_relro_end): New function.
1642 (Script_sections::place_orphan): Set or clear is_relro.
1643 (Script_sections::set_section_addresses): Force alignment of first
1645 * yyscript.y (exp): Call script_data_segment_align and
1646 script_data_segment_relro_end.
1647 * testsuite/relro_script_test.t: New file.
1648 * testsuite/relro_test.cc (using_script): Declare.
1649 (t1, t2): Test using_script.
1650 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1651 (relro_script_test_SOURCES): Define.
1652 (relro_script_test_DEPENDENCIES): Define.
1653 (relro_script_test_LDFLAGS): Define.
1654 (relro_script_test_LDADD): Define.
1655 (relro_script_test.so): New target.
1656 * testsuite/Makefile.in: Rebuild.
1658 2008-08-06 Cary Coutant <ccoutant@google.com>
1660 * archive.cc (Archive::total_archives, Archive::total_members)
1661 (Archive::total_members_loaded): New variables.
1662 (Archive::setup): Add parameter. Add option to preread
1664 (Archive::read_armap): Add counter.
1665 (Archive::get_file_and_offset): New function.
1666 (Archive::get_elf_object_for_member): New function.
1667 (Archive::read_all_symbols): New function.
1668 (Archive::read_symbols): New function.
1669 (Archive::add_symbols): Add counters.
1670 (Archive::include_all_members): Use armap to find members if it's
1672 (Archive::include_member): Skip reading symbols if already read.
1673 Factored code into Archive::get_file_and_offset and
1674 Archive::get_elf_object_for_member. Changed call to
1675 Mapfile::report_include_archive_member.
1676 (Archive::print_stats): New function.
1677 * archive.h: Declare Object and Read_symbols_data classes.
1678 (Archive::Archive): Add initializers for new members.
1679 (Archive::setup): Add parameter.
1680 (Archive::print_stats): New function.
1681 (Archive::total_archives, Archive::total_members)
1682 (Archive::total_members_loaded): New variables.
1683 (Archive::get_file_and_offset): New function.
1684 (Archive::get_elf_object_for_member): New function.
1685 (Archive::read_all_symbols): New function.
1686 (Archive::read_symbols): New function.
1687 (Archive::Archive_member): New class.
1688 (Archive::members_): New member.
1689 (Archive::num_members_): New member.
1690 * main.cc: Include archive.h.
1691 (main): Call Archive::print_stats.
1692 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1693 archive parameter; member_name is now the fully-decorated name.
1694 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1695 * options.h: (General_options): Add --preread-archive-symbols option.
1696 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1699 2008-08-04 Ian Lance Taylor <iant@google.com>
1701 * symtab.h (Symbol::use_plt_offset): New function.
1702 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1703 * powerpc.cc (Relocate::relocate): Likewise.
1704 * sparc.cc (Relocate::relocate): Likewise.
1705 * x86_64.cc (Relocate::relocate): Likewise.
1706 * testsuite/weak_plt.sh: New test.
1707 * testsuite/weak_plt_main.cc: New test.
1708 * testsuite/weak_plt_shared.cc: New test.
1709 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1710 (check_PROGRAMS): Add weak_plt.
1711 (check_DATA): Add weak_plt_shared.so.
1712 (weak_plt_main_pic.o, weak_plt): New targets.
1713 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1714 * testsuite/Makefile.in: Rebuild.
1716 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1718 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1719 * testsuite/Makefile.in: Rebuild.
1721 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1723 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1724 * Makefile.in: Regenerate.
1725 * po/POTFILES.in: Regenerate.
1727 2008-07-29 Ian Lance Taylor <iant@google.com>
1729 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1730 symbols before other symbols.
1731 * testsuite/script_test_2.cc (test_addr): Declare.
1732 (test_addr_alias): Declare.
1733 (main): Check that test_addr and test_addr_alias have the right
1735 * testsuite/script_test_2.t: Define test_addr_alias and
1738 2008-07-24 Ian Lance Taylor <iant@google.com>
1741 * descriptors.cc: New file.
1742 * descriptors.h: New file.
1743 * gold-threads.h (class Hold_optional_lock): New class.
1744 * fileread.cc: Include "descriptors.h".
1745 (File_read::~File_read): Release descriptor rather than closing
1747 (File_read::open) [file]: Call open_descriptor rather than open.
1748 Set is_descriptor_opened_.
1749 (File_read::open) [memory]: Assert that descriptor is not open.
1750 (File_read::reopen_descriptor): New function.
1751 (File_read::release): Release descriptor.
1752 (File_read::do_read): Make non-const. Reopen descriptor.
1753 (File_read::read): Make non-const.
1754 (File_read::make_view): Reopen descriptor.
1755 (File_read::do_readv): Likewise.
1756 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1757 Update declarations.
1758 * layout.cc: Include "descriptors.h".
1759 (Layout::create_build_id): Use open_descriptor rather than open.
1760 * output.cc: Include "descriptors.h".
1761 (Output_file::open): Use open_descriptor rather than open.
1762 * archive.cc (Archive::const_iterator): Change Archive to be
1764 (Archive::begin, Archive::end): Make non-const.
1765 (Archive::count_members): Likewise.
1766 * archive.h (class Archive): Update declarations.
1767 * object.h (Object::read): Make non-const.
1768 * Makefile.am (CCFILES): Add descriptors.cc.
1769 (HFILES): Add descriptors.h.
1770 * Makefile.in: Rebuild.
1773 * gold.h: Always include <clocale>. Add Solaris workarounds
1774 following code in binutils/sysdep.h.
1777 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1778 this->eh_frame_hdr_ is NULL before using it.
1780 * dynobj.cc (Versions::Versions): Update comment.
1782 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1783 the base version name.
1785 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1786 array size plus one.
1787 (Stringpool_template::set_string_offsets): Subtract one from key
1788 before using it as an array index.
1789 (Stringpool_template::get_offset_with_length): Likewise.
1790 (Stringpool_template::write_to_buffer): Likewise.
1791 * stringpool.h (Stringpool_template::get_offset_from_key):
1794 2008-07-23 Ian Lance Taylor <iant@google.com>
1797 * object.h (Merged_symbol_value::value): Do our best to handle a
1801 * script.cc (Version_script_info::get_versions): Don't add empty
1802 version tag to return value.
1803 (Version_script_info::get_symbol_version_helper): Change return
1804 type to bool. Add pversion parameter. Change all callers.
1805 (script_register_vers_node): Don't require a non-NULL tag.
1806 * script.h (class Version_script_info): Update declarations.
1807 (Version_script_info::get_symbol_version): Change return type to
1808 bool. Add version parameter. Change all callers.
1809 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1810 handling. Handle an empty version from a version script.
1811 (Symbol_table::define_special_symbol): Likewise.
1812 * testsuite/ver_test_10.script: New file.
1813 * testsuite/ver_test_10.sh: New file.
1814 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1815 (check_DATA): Add ver_test_10.syms.
1816 (ver_test_10.syms, ver_test_10.so): New target.
1817 * testsuite/Makefile.in: Rebuild.
1819 2008-07-23 Simon Baldwin <simonb@google.com>
1821 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1822 to zero for undefined symbols from dynamic libraries.
1824 2008-07-23 Ian Lance Taylor <iant@google.com>
1826 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1828 * symtab.h (class Symbol_table): Update declaration.
1829 * testsuite/ver_test_9.cc: New file.
1830 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1831 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1832 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1833 (ver_test_9.so, ver_test_9.o): New targets.
1834 * testsuite/Makefile.in: Rebuild.
1836 2008-07-22 Ian Lance Taylor <iant@google.com>
1838 * options.h (class General_options): Define --check-sections.
1839 * layout.cc (Layout::set_segment_offsets): Handle
1842 * options.h (class General_options): Define -n/--nmagic and
1844 * options.cc (General_options::finalize): For -n/--nmagic or
1845 -N/--omagic, set -static.
1846 * layout.cc (Layout::attach_allocated_section_to_segment): If
1847 -N/--omagic, don't put read-only and read-write sections in
1849 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1850 finding a read-only segment.
1851 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1852 don't set the minimum segment alignment to the common page size,
1853 and don't set the file offset to the address modulo the page size.
1854 * script-sections.cc (Script_sections::create_segments): If
1855 -n/--omagic, don't put read-only and read-write sections in
1858 * cref.cc: New file.
1860 * options.h (class General_options): Add --print-symbol-counts.
1861 * main.cc (main): Issue defined symbol report if requested.
1862 * archive.cc (Archive::interpret_header): Make into a const member
1864 (Archive::add_symbols): Call Input_objects::archive_start and
1866 (Archive::const_iterator): Define new class.
1867 (Archive::begin, Archive::end): New functions.
1868 (Archive::include_all_members): Rewrite to use iterator.
1869 (Archive::count_members): New function.
1870 * archive.h (class Archive): Update declarations.
1871 (Archive::filename): New function.
1872 * object.cc: Include "cref.h".
1873 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1874 (Sized_relobj::do_get_global_symbol_counts): New function.
1875 (Input_objects::add_object): Add object to cross-referencer.
1876 (Input_objects::archive_start): New function.
1877 (Input_objects::archive_stop): New function.
1878 (Input_objects::print_symbol_counts): New function.
1879 * object.h: Declare Cref and Archive.
1880 (Object::get_global_symbol_counts): New function.
1881 (Object::do_get_global_symbol_counts): New pure virtual function.
1882 (class Sized_relobj): Add defined_count_ field. Update
1884 (class Input_objects): Add cref_ field. Update constructor.
1885 Update declarations.
1886 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1888 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1890 (Sized_dynobj::do_get_global_symbol_counts): New function.
1891 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1892 defined_count_. Update declarations. Define Symbols typedef.
1893 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1894 parameter. Change all callers.
1895 (Symbol_table::add_from_dynobj): Add sympointers and defined
1896 parameters. Change all callers.
1897 * symtab.h (class Symbol_table): Update declarations.
1898 * Makefile.am (CCFILES): Add cref.cc.
1899 (HFILES): Add cref.h.
1900 * Makefile.in: Rebuild.
1902 2008-07-22 Simon Baldwin <simonb@google.com>
1904 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1905 to zero when writing undefined symbols.
1907 2008-07-22 Ian Lance Taylor <iant@google.com>
1909 * output.cc (Output_section::add_input_section): Don't try to
1910 merge empty merge sections.
1912 2008-07-21 Craig Silverstein <csilvers@google.com>
1914 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1915 Include symbol version in error message.
1917 2008-07-20 Chris Demetriou <cgd@google.com>
1919 * configure.ac (gold_cv_c_random_seed): New configured variable.
1920 (RANDOM_SEED_CFLAGS): New substituted variable.
1921 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1922 * configure: Rebuild.
1923 * Makefile.in: Likewise.
1924 * testsuite/Makefile.in: Likewise.
1926 2008-07-18 Ian Lance Taylor <iant@google.com>
1928 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1929 where we see NAME/NULL and NAME/VERSION as separate symbols.
1930 * testsuite/ver_test_main.cc (main): Call t4.
1931 (t4, t4_2a): Define.
1932 * testsuite/ver_test_2.cc (t4_2): Define.
1933 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1934 * testsuite/ver_test_4.cc (t4_2a): Define.
1935 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1936 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1938 2008-07-17 Ian Lance Taylor <iant@google.com>
1940 * dynobj.cc (Versions::add_def): If we give an error about a
1941 missing version, go ahead and create the version anyhow.
1943 2008-07-10 Ian Lance Taylor <iant@google.com>
1945 Handle output sections with more than 0x7fffffff bytes.
1946 * object.h (class Relobj): Change map_to_output_ to
1947 output_sections_, and just keep a section pointer. Change all
1948 uses. Move comdat group support to Sized_relobj.
1949 (Relobj::is_section_specially_mapped): Remove.
1950 (Relobj::output_section): Remove poff parameter. Change all
1952 (Relobj::output_section_offset): New function.
1953 (Relobj::set_section_offset): Rewrite.
1954 (Relobj::map_to_output): Remove.
1955 (Relobj::output_sections): New function.
1956 (Relobj::do_output_section_offset): New pure virtual function.
1957 (Relobj::do_set_section_offset): Likewise.
1958 (class Sized_relobj): Add section_offsets_ field. Add comdat
1959 group support from Relobj. Update declarations.
1960 (Sized_relobj::get_output_section_offset): New function.
1961 (Sized_relobj::do_output_section_offset): New function.
1962 (Sized_relobj::do_set_section_offset): New function.
1963 * object.cc (Relobj::output_section_address): Remove.
1964 (Sized_relobj::Sized_relobj): Initialize new fields.
1965 (Sized_relobj::include_section_group): Cast find_kept_object to
1967 (Sized_relobj::include_linkonce_section): Likewise.
1968 (Sized_relobj::do_layout): Use separate arrays for output section
1970 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1972 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1973 output_sections and section_offsets.
1974 (Sized_relobj::write_local_symbols): Likewise.
1975 (map_to_kept_section): Compute output address directly.
1976 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1977 output_sections and section_offsets.
1978 (Sized_relobj::write_sections): Likewise.
1979 (Sized_relobj::relocate_sections): Likewise.
1980 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1981 * output.h (class Output_reloc): Update declarations. Change
1982 u2_.relobj to Sized_relobj*.
1983 (class Output_data_reloc): Change add functions to use
1985 * output.cc (Output_reloc::Output_reloc): Change relobj to
1987 (Output_reloc::local_section_offset): Change return type to
1988 Elf_Addr. Use get_output_section_offset.
1989 (Output_reloc::get_address): Likewise.
1990 (Output_section::is_input_address_mapped): Don't call
1991 is_section_specially_mapped.
1992 (Output_section::output_offset): Likewise.
1993 (Output_section::output_address): Likewise.
1994 (Output_section::starting_output_address): Likewise.
1995 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1996 parameter to Sized_relobj*.
1997 (Copy_relocs::need_copy_reloc): Likewise.
1998 (Copy_relocs::save): Likewise.
1999 * copy-relocs.h (class Copy_relocs): Update declarations.
2000 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2001 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2002 * target-reloc.h (relocate_for_relocatable): Change
2003 offset_in_output_section type to Elf_Addr. Change code that uses
2005 * layout.cc (Layout::layout): Always set *off.
2006 * mapfile.cc (Mapfile::print_input_section): Use
2007 output_section_offset.
2008 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2010 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2011 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2012 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2014 2008-07-03 Ian Lance Taylor <iant@google.com>
2016 * layout.cc (Layout::include_section): Do not discard unrecognized
2017 SHT_STRTAB sections.
2019 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2021 * script.cc (Lex::can_continue_name): Make '?' allowable in
2022 version-script names.
2023 * testsuite/version_script.map: Change glob pattern to use '?'
2025 2008-06-30 Manish Singh <yosh@gimp.org>
2028 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2031 2008-06-30 Ian Lance Taylor <iant@google.com>
2035 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2036 versions]: Don't try to read the value in the contents, since we
2037 don't use it. Use the template endianness when writing.
2039 2008-06-25 Cary Coutant <ccoutant@google.com>
2041 * fileread.cc (File_read::make_view): Assert on zero-length view.
2042 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2043 symbol table when there are no symbols to read.
2045 2008-06-23 Craig Silverstein <csilvers@google.com>
2047 * version.cc (version_string): Bump to 1.7
2049 2008-06-18 Craig Silverstein <csilvers@google.com>
2051 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2052 constant 0xFFFF to type Valtype.
2053 (Powerpc_relocate_functions::rel16_ha): Likewise.
2055 2008-06-17 Ian Lance Taylor <iant@google.com>
2057 * output.h (Output_section::Input_section): Initialize p2align_ to
2058 zero for Output_section_data constructors.
2059 (Output_section::Input_section::addralign): If not an input
2060 section, return the alignment of the Output_section_data.
2061 * testsuite/copy_test.cc: New file.
2062 * testsuite/copy_test_1.cc: New file.
2063 * testsuite/copy_test_2.cc: New file.
2064 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2065 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2066 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2067 (copy_test_1_pic.o, copy_test_1.so): New targets.
2068 (copy_test_2_pic.o, copy_test_2.so): New targets.
2069 * testsuite/Makefile.in: Rebuild.
2071 * script-sections.cc (Script_sections::place_orphan): Initialize
2072 local variable exact.
2074 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2076 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2078 2008-06-12 David Edelsohn <edelsohn@gnu.org>
2079 David S. Miller <davem@davemloft.net>
2081 * powerpc.cc: New file.
2082 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2083 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2084 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2085 * Makefile.in: Rebuild.
2087 2008-06-09 Ian Lance Taylor <iant@google.com>
2089 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2091 (throwing, orig_terminate): New static variables.
2092 (terminate_handler): New static function.
2093 (t2): Set terminate handler.
2095 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2098 * binary.cc (Binary_to_elf::sized_convert): Fix .data
2101 2008-05-30 Cary Coutant <ccoutant@google.com>
2103 * archive.cc (Archive::include_all_members) Correct to step
2104 over symbol table and extended name table in thin archives.
2106 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2109 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2112 2008-05-28 Caleb Howe <cshowe@google.com>
2114 * reduced_debug_output.cc: New file.
2115 * reduced_debug_output.h: New file.
2116 * options.h (class General_options): Add --strip-debug-non-line.
2117 * options.cc (General_options::finalize): Add strip_debug_non_line
2118 to the strip heirarchy.
2119 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2121 * layout.cc: Include "reduced_debug_output.h".
2122 (Layout::Layout): Initialize new fields.
2123 (line_only_debug_sections): New static array.
2124 (is_lines_only_debug_sections): New static inline function.
2125 (Layout::include_section): Handle --strip-debug-non-line.
2126 (Layout::make_output_section): If --strip-debug-non-line, build
2127 new output sections for .debug_abbrev and .debug_info.
2128 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2129 gold. Warn about possible overflow.
2130 (read_signed_LEB_128): Likewise.
2131 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2132 (read_signed_LEB_128): Declare.
2133 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2134 (HFILES): Add reduced_debug_output.h.
2135 * Makefile.in: Rebuild.
2137 2008-05-21 Ian Lance Taylor <iant@google.com>
2139 * mapfile.cc: New file.
2140 * mapfile.h: New file.
2141 * options.h (class General_options): Add -M/--print-map and -Map.
2142 * options.cc (General_options::finalize): Make -M equivalent to
2144 * main.cc: Include <cstdio> and "mapfile.h".
2145 (main): Open mapfile if requested.
2146 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2147 constructor. Change caller.
2148 (queue_initial_tasks): Add mapfile parameter. Change caller.
2149 (queue_middle_tasks): Likewise.
2150 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2152 * archive.cc: Include "mapfile.h".
2153 (Archive::add_symbols): Add mapfile parameter. Change all
2154 callers. Pass mapfile, symbol, and reason to include_member.
2155 (Archive::include_all_members): Add mapfile parameter. Change all
2157 (Archive::include_member): Add mapfile, sym, and why parameters.
2158 Change all callers. Report inclusion to map file.
2159 * archive.h: Include "fileread.h".
2160 (class Archive): Update declarations.
2161 (Archive::file): New const method.
2162 (class Add_archive_symbols): Add mapfile_ field. Update
2163 constructor. Change all callers.
2164 * readsyms.h (class Read_symbols): Likewise.
2165 (class Finish_group): Likewise.
2166 (class Read_script): Likewise.
2167 * common.cc: Include "mapfile.h".
2168 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2170 (Symbol_table::do_allocate_commons): Likewise.
2171 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2172 symbol allocation to mapfile.
2173 * common.h (class Allocate_commons_task): Add mapfile_ field.
2174 Update constructor. Change all callers.
2175 * symtab.h (class Symbol_table): Update declarations.
2176 * layout.cc: Include "mapfile.h".
2177 (Layout_task_runner::run): Print information to mapfile.
2178 (Layout::create_gold_note): Change Output_data_fixed_space to
2179 Output_data_zero_fill.
2180 (Layout::create_build_id): Likewise.
2181 (Layout::print_to_mapfile): New function.
2182 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2183 constructor. Change caller.
2184 (class Layout): Declare print_to_mapfile.
2185 * output.cc (Output_section::Input_section::print_to_mapfile): New
2187 (Output_section::add_input_section): If producing a map, always
2188 add to input_sections_ list.
2189 (Output_section::do_print_to_mapfile): New function.
2190 (Output_segment::print_sections_to_mapfile): New function.
2191 (Output_segment::print_section_list_to_mapfile): New function.
2192 * output.h: Include "mapfile.h".
2193 (Output_data::print_to_mapfile): New function.
2194 (Output_data::do_print_to_mapfile): New virtual function.
2195 (Output_segment_headers::do_print_to_mapfile): New function.
2196 (Output_file_header::do_print_to_mapfile): New function.
2197 (Output_data_const::do_print_to_mapfile): New function.
2198 (class Output_data_const_buffer): Add map_name_ field. Update
2199 constructor. Change all callers. Add do_print_to_mapfile
2201 (class Output_data_fixed_space): Likewise.
2202 (class Output_data_space): Likewise.
2203 (class Output_data_zero_fill): New class.
2204 (Output_data_strtab::do_print_to_mapfile): New function.
2205 (Output_data_reloc_base::do_print_to_mapfile): New function.
2206 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2207 (Output_data_group::do_print_to_mapfile): New function.
2208 (Output_data_got::do_print_to_mapfile): New function.
2209 (Output_data_dynamic::do_print_to_mapfile): New function.
2210 (Output_symtab_xindex::do_print_to_mapfile): New function.
2211 (class Output_section): Declare do_print_to_mapflie. Declare
2212 print_to_mapfile in Input_section.
2213 (class Output_segment): Declare new functions.
2214 * object.h (Sized_relobj::symbol_count): New function.
2215 * script-sections.cc
2216 (Output_section_element_dot_assignment::set_section_addresses):
2217 Change Output_data_fixed_space to Output_data_zero_fill.
2218 (Output_data_expression::do_print_to_mapfile): New function.
2219 * script.cc (read_input_script): Add mapfile parameter. Change
2221 * script.h (read_input_script): Update declaration.
2222 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2223 (Eh_frame::do_print_to_mapfile): New function.
2224 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2225 (Output_merge_string::do_print_to_mapfile): New function.
2226 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2228 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2230 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2232 * Makefile.am (CCFILES): Add mapfile.cc.
2233 (HFILES): Add mapfile.h.
2234 * Makefile.in: Rebuild.
2236 2008-05-19 Ian Lance Taylor <iant@google.com>
2238 * options.h (class General_options): Add -z relro.
2239 * layout.cc (Layout::Layout): Initialize relro_segment_.
2240 (Layout::add_output_section_data): Return the output section.
2241 (Layout::make_output_section): Rcognize relro sections and mark
2243 (Layout::attach_allocated_section_to_segment): Put relro sections
2244 in a PT_GNU_RELRO segment.
2245 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2247 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2249 (Layout::linkonce_mapping): Map d.rel.ro.local to
2251 (Layout::output_section_name): Us .data.rel.ro.local for any
2252 section which begins with that.
2253 * layout.h (class Layout): Update add_output_section_data
2254 declaration. Add relro_segment_ field.
2255 * output.cc (Output_section::Output_section): Initialize is_relro_
2256 and is_relro_local_ fields.
2257 (Output_segment::add_output_section): Group relro sections.
2258 (Output_segment::is_first_section_relro): New function.
2259 (Output_segment::maximum_alignment): If there is a relro section,
2260 align the segment to the common page size.
2261 (Output_segment::set_section_addresses): Track whether we are
2262 looking at relro sections. If the last section is a relro
2263 section, align to the common page size.
2264 (Output_segment::set_section_list_addresses): Add in_relro
2265 parameter. Change all callers. Align to the page size when
2266 moving from relro to non-relro section.
2267 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2269 * output.h (class Output_section): Add is_relro_ and
2270 is_relro_local_ fields.
2271 (Output_section::is_relro): New function.
2272 (Output_section::set_is_relro): New function.
2273 (Output_section::is_relro_local): New function.
2274 (Output_section::set_is_relro_local): New function.
2275 (class Output_segment): Update declarations.
2276 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2277 * sparc.cc (Target_sparc::got_section): Likewise.
2278 * x86_64.cc (Target_x86_64::got_section): Likewise.
2279 * testsuite/relro_test_main.cc: New file.
2280 * testsuite/relro_test.cc: New file.
2281 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2282 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2283 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2284 (relro_test.so, relro_test_pic.o): New targets.
2285 * testsuite/Makefile.in: Rebuild.
2287 2008-05-16 Ian Lance Taylor <iant@google.com>
2289 * output.cc (Output_segment::add_output_section): Remove front
2291 * output.h (class Output_segment): Remove
2292 add_initial_output_section and overloaded add_output_section.
2293 Update declaration of remaining add_output_section.
2294 * layout.cc (Layout::create_interp): Call add_output_section
2295 rather than add_initial_output_section.
2296 (Layout::finish_dynamic_section): Likewise.
2298 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2299 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2300 know the dynamic type.
2301 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2302 field. Initialize it in constructor.
2303 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2304 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2305 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2308 * output.cc (Output_reloc::get_address): Change return type to
2310 * output.h (class Output_reloc): Update get_address declaration.
2311 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2312 for section addresses.
2314 2008-05-09 Ian Lance Taylor <iant@google.com>
2317 * gold.cc (gold_nomem): Use return value of write.
2319 2008-05-08 Ian Lance Taylor <iant@google.com>
2321 * symtab.c (Symbol::init_base_output_data): Add version
2322 parameter. Change all callers.
2323 (Symbol::init_base_output_segment): Likewise.
2324 (Symbol::init_base_constant): Likewise.
2325 (Symbol::init_base_undefined): Likewise.
2326 (Sized_symbol::init_output_data): Likewise.
2327 (Sized_symbol::init_output_segment): Likewise.
2328 (Sized_symbol::init_constant): Likewise.
2329 (Sized_symbol::init_undefined): Likewise.
2330 (Symbol_table::do_define_in_output_data): If the new symbol has a
2331 version, mark it as the default.
2332 (Symbol_table::do_define_in_output_segment): Likewise.
2333 (Symbol_table::do_define_as_constant): Likewise.
2334 * symtab.h (class Symbol): Update declarations.
2335 (class Sized_symbol): Likewise.
2336 * resolve.cc (Symbol::override_version): New function.
2337 (Symbol::override_base): Call override_version.
2338 (Symbol::override_base_with_special): Likewise.
2339 * testsuite/ver_script_8.script: New file.
2340 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2341 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2342 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2343 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2345 2008-05-06 Ian Lance Taylor <iant@google.com>
2348 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2350 (class General_options): Remove existing --undefined, and add
2351 --no-undefined instead. Add new --undefined as synonym for -u.
2352 * archive.cc (Archive::add_symbols): Check whether symbol was
2354 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2355 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2356 all uses. Add IS_UNDEFINED. Update declarations to split
2357 different versions of init_base. Declare init_base_undefined.
2358 (Symbol::is_defined): Handle IS_UNDEFINED.
2359 (Symbol::is_undefined): Likewise.
2360 (Symbol::is_weak_undefined): Call is_undefined.
2361 (Symbol::is_absolute): Handle IS_CONSTANT.
2362 (class Sized_symbol): Update declarations to split different
2363 versions of init. Declare init_undefined.
2364 (class Symbol_table): Declare new functions.
2365 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2367 (Symbol::init_base_output_data): Likewise.
2368 (Symbol::init_base_output_segment): Likewise.
2369 (Symbol::init_base_constant): Likewise.
2370 (Symbol::init_base_undefined): New function.
2371 (Sized_symbol::init_object): Rename from init. Change all
2373 (Sized_symbol::init_output_data): Likewise.
2374 (Sized_symbol::init_output_segment): Likewise.
2375 (Sized_symbol::init_constant): Likewise.
2376 (Sized_symbol::init_undefined): New function.
2377 (Symbol_table::add_undefined_symbols_from_command_line): New
2379 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2381 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2382 (Symbol::output_section): Likewise.
2383 (Symbol::set_output_section): Likewise.
2384 (Symbol_table::sized_finalize_symbol): Likewise.
2385 (Symbol_table::sized_write_globals): Likewise.
2386 * resolve.cc (Symbol_table::should_override): Likewise.
2387 (Symbol::override_base_with_special): Likewise.
2389 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2390 symbol, change it to have default visibility.
2391 * testsuite/protected_1.cc: New file.
2392 * testsuite/protected_2.cc: New file.
2393 * testsuite/protected_3.cc: New file.
2394 * testsuite/protected_main_1.cc: New file.
2395 * testsuite/protected_main_2.cc: New file.
2396 * testsuite/protected_main_3.cc: New file.
2397 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2398 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2399 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2400 (protected_1.so): New target.
2401 (protected_1_pic.o, protected_2_pic.o): New targets.
2402 (protected_3_pic.o): New target.
2403 (check_PROGRAMS): Add protected_2.
2404 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2405 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2406 * testsuite/Makefile.in: Rebuild.
2408 * options.h (DEFINE_var): Add set_user_set_##varname__.
2409 (DEFINE_bool_alias): New macro.
2410 (class General_options): Define -Bstatic using DEFINE_bool_alias
2411 rather than DEFINE_special. Add --undefined as an alias for -z
2413 * options.cc (General_options::parse_Bstatic): Remove.
2415 * options.h (class General_options): Add --fatal-warnings.
2416 * main.cc (main): Implement --fatal-warnings.
2417 * errors.h (Errors::warning_count): New function.
2419 * options.h (class General_options): Add -Bsymbolic-functions.
2420 * symtab.h (Symbol::is_preemptible): Check for
2421 -Bsymbolic-functions.
2423 2008-05-05 Ian Lance Taylor <iant@google.com>
2425 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2426 as noVARNAME rather than no-VARNAME.
2427 (class General_options): Add option -z combreloc.
2428 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2430 (Output_reloc::sort_before) [SHT_REL]: New function.
2431 (Output_reloc::sort_before) [SHT_RELA]: New function.
2432 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2433 Sort_relocs_comparison.
2434 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2435 parameter. Change all callers.
2436 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2437 sort_relocs parameter. Change all callers.
2438 * output.cc (Output_reloc::get_address): New function, broken out
2440 (Output_reloc::write_rel): Call it.
2441 (Output_reloc::compare): New function.
2442 (Output_data_reloc_base::do_write): Optionally sort relocs.
2444 * configure.ac: If targ_extra_obj is set, link it in.
2445 * configure.tgt: Initialize all variables.
2446 (x86_64*): Set targ_extra_obj and targ_extra_size.
2447 * configure: Rebuild.
2449 * object.cc (Sized_relobj::include_section_group): Adjust section
2450 indexes read from group data. Build vector to pass to
2452 * layout.cc (Layout::layout_group): Add flags and shndxes
2453 parameters. Remove contents parameter. Change caller. Update
2454 explicit instantiations.
2455 * layout.h (class Layout): Update layout_group declaration.
2456 * output.cc (Output_data_group::Output_data_group): Add flags and
2457 input_shndxes parameters. Remove contents parameter. Change
2459 (Output_data_group::do_write): Change input_sections_ to
2461 * output.h (class Output_data_group): Update constructor
2462 declaration. Rename input_sections_ to input_shndxes_.
2463 * testsuite/many_sections_test.cc: Add template.
2465 2008-04-30 Cary Coutant <ccoutant@google.com>
2467 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2469 * layout.cc (Layout::include_section): Refactored check for debug
2471 (Layout::add_comdat): Add new parameters. Change type
2472 of signature parameter. Add object and shndx to signatures table.
2473 (Layout::find_kept_object): New function.
2474 * layout.h: Include <cstring>.
2475 (Layout::is_debug_info_section): New function.
2476 (Layout::add_comdat): Add new parameters.
2477 (Layout::find_kept_object): New function.
2478 (Layout::Kept_section): New struct.
2479 (Layout::Signatures): Change type of map range.
2480 * object.cc (Relobj::output_section_address): New function.
2481 (Sized_relobj::include_section_group): Add new parameters. Change
2482 calls to Layout::add_comdat. Change to build table of kept comdat
2483 groups and table mapping discarded sections to kept sections.
2484 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2485 (Sized_relobj::do_layout): Change calls to include_section_group and
2486 include_linkonce_section.
2487 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2488 value to zero when section is discarded.
2489 (Sized_relobj::map_to_kept_section): New function.
2490 * object.h (Relobj::output_section_address): New function.
2491 (Relobj::Comdat_group): New type.
2492 (Relobj::find_comdat_group): New function.
2493 (Relobj::Comdat_group_table): New type.
2494 (Relobj::Kept_comdat_section): New type.
2495 (Relobj::Kept_comdat_section_table): New type.
2496 (Relobj::add_comdat_group): New function.
2497 (Relobj::set_kept_comdat_section): New function.
2498 (Relobj::get_kept_comdat_section): New function.
2499 (Relobj::comdat_groups_): New field.
2500 (Relobj::kept_comdat_sections_): New field.
2501 (Symbol_value::input_value): Update comment.
2502 (Sized_relobj::map_to_kept_section) New function.
2503 (Sized_relobj::include_linkonce_section): Add new parameter.
2504 * target-reloc.h (Comdat_behavior): New type.
2505 (get_comdat_behavior): New function.
2506 (relocate_section): Add code to map a discarded section to the
2507 corresponding kept section when applying a relocation.
2509 2008-04-30 Craig Silverstein <csilvers@google.com>
2511 * dwarf_reader.cc (next_generation_count): New static var.
2512 (Addr2line_cache_entry): New struct.
2513 (addr2line_cache): New static var.
2514 (Dwarf_line_info::one_addr2line): Added caching.
2515 (Dwarf_line_info::clear_addr2line_cache): New function.
2516 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2517 cache-size parameter.
2518 (Dwarf_line_info::one_addr2line_cache): New function.
2519 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2520 new cache-size argument to one_addr2line(), and clear cache.
2522 2008-04-28 Cary Coutant <ccoutant@google.com>
2524 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2525 R_386_PC8 relocations.
2527 2008-04-23 Ian Lance Taylor <iant@google.com>
2529 * object.cc (Sized_relobj::include_section_group): Check for
2530 invalid section group.
2532 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2535 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2536 than read for file header.
2537 * archive.cc (Archive::include_member): Likewise.
2539 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2541 * aclocal.m4: Regenerate.
2542 * configure: Regenerate.
2544 2008-04-19 Ian Lance Taylor <iant@google.com>
2546 * version.cc (version_string): Bump to 1.6.
2548 * testsuite/Makefile.am (many_sections_r_test): New target.
2549 (many_sections_r_test_SOURCES): Remove.
2550 (many_sections_r_test_DEPENDENCIES): Remove.
2551 (many_sections_r_test_LDFLAGS): Remove.
2552 (many_sections_r_test_LDADD): Remove.
2554 * object.cc (Sized_relobj::do_add_symbols): Always pass
2555 local_symbol_count_ to add_from_relobj.
2557 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2558 every thousand variables.
2559 * testsuite/Makefile.in: Rebuild.
2561 * object.cc (Xindex::initialize_symtab_xindex): New function.
2562 (Xindex::read_symtab_xindex): New function.
2563 (Xindex::sym_xindex_to_shndx): New function.
2564 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2566 (Sized_relobj::do_initialize_xindex): New function.
2567 (Sized_relobj::do_read_symbols): Adjust section links.
2568 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2569 parameter. Change all callers.
2570 (Sized_relobj::include_section_group): Adjust section links and
2571 symbol section indexes.
2572 (Sized_relobj::do_layout): Adjust section links.
2573 (Sized_relobj::do_count_local_symbols): Adjust section links and
2574 symbol section indexes.
2575 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2576 ordinary and special symbols.
2577 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2578 dynsym_xindex parameters. Change all callers. Adjust section
2579 links. Use SHN_XINDEX when needed.
2580 (Sized_relobj::get_symbol_location_info): Adjust section links.
2581 Don't get fooled by special symbols.
2582 * object.h (class Xindex): Define.
2583 (class Object): Add xindex_ parameter. Declare virtual functoin
2584 do_initialize_xindex.
2585 (Object::adjust_sym_shndx): New function.
2586 (Object::set_xindex): New protected function.
2587 (class Symbol_value): Add is_ordinary_shndx_ field.
2588 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2589 (Symbol_value::value): Assert ordinary section.
2590 (Symbol_value::initialize_input_to_output_map): Likewise.
2591 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2593 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2595 (class Sized_relobj): Update declarations.
2596 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2597 parameter. Change all callers.
2598 (Sized_relobj::adjust_shndx): New function.
2599 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2601 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2602 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2603 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2604 (Sized_dynobj::read_dynsym_section): Adjust section links.
2605 (Sized_dynobj::read_dynamic): Likewise.
2606 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2608 (Sized_dynobj::do_initialize_xindex): New function.
2609 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2610 do_initialize_xindex.
2611 (Sized_dynobj::adjust_shndx): New function.
2612 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2613 dynsym_xindex_ fields.
2614 (Layout::finalize): Add a call to set_section_indexes before
2615 creating the symtab sections.
2616 (Layout::set_section_indexes): Don't do anything if the section
2617 already has a section index.
2618 (Layout::create_symtab_sections): Add shnum parameter. Change
2619 caller. Create .symtab_shndx section if needed.
2620 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2622 (Layout::allocated_output_section_count): New function.
2623 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2625 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2626 fields. Update declarations.
2627 (Layout::symtab_xindex): New function.
2628 (Layout::dynsym_xindex): New function.
2629 (class Write_symbols_task): Add layout_ field.
2630 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2632 * output.cc (Output_section_headers::Output_section_headers): Add
2633 shstrtab_section parameter. Change all callers.
2634 (Output_section_headers::do_sized_write): Store overflow values
2635 for section count and section string table section index in
2636 section header zero.
2637 (Output_file_header::do_sized_write): Check for overflow of
2638 section count and section string table section index.
2639 (Output_symtab_xindex::do_write): New function.
2640 (Output_symtab_xindex::endian_do_write): New function.
2641 * output.h (class Output_section_headers): Add shstrtab_section_.
2642 Update declarations.
2643 (class Output_symtab_xindex): Define.
2644 (Output_section::has_out_shndx): New function.
2645 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2647 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2649 (Sized_symbol::init): Likewise.
2650 (Symbol::output_section): Check for ordinary symbol.
2651 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2652 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2654 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2655 Change all callers. Simplify handling of symbols from sections
2656 not included in the link.
2657 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2659 (Weak_alias_sorter::operator()): Assert that symbols are
2661 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2663 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2664 parameters. Change all callers.
2665 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2666 symbol distinction. Use SHN_XINDEX when needed.
2667 (Symbol_table::write_section_symbol): Add symtab_xindex
2668 parameter. Change all callers.
2669 (Symbol_table::sized_write_section_symbol): Likewise. Use
2670 SHN_XINDEX when needed.
2671 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2673 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2674 (Symbol::is_defined): Check is_ordinary.
2675 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2676 (Symbol::is_absolute, Symbol::is_common): Likewise.
2677 (class Sized_symbol): Update declarations.
2678 (class Symbol_table): Update declarations.
2679 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2680 parameters. Change all callers.
2681 (Sized_symbol::override): Likewise.
2682 (Symbol_table::override): Likewise.
2683 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2684 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2685 is_ordinary, and orig_st_shndx parameters. Change all callers.
2686 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2687 to be in an ordinary section.
2688 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2689 object and is_ordinary parameters. Change all callers.
2690 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2691 Change all callers. Don't add undefined or non-ordinary symbols
2693 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2695 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2697 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2698 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2699 (Sized_relobj::relocate_sections): Likewise.
2700 * target-reloc.h (scan_relocs): Adjust section symbol index.
2701 (scan_relocatable_relocs): Likewise.
2702 * i386.cc (Scan::local): Check for ordinary symbols.
2703 * sparc.cc (Scan::local): Likewise.
2704 * x86_64.cc (Scan::local): Likewise.
2705 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2706 to symbol_section_and_value.
2707 * testsuite/many_sections_test.cc: New file.
2708 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2709 (check_PROGRAMS): Add many_sections_test.
2710 (many_sections_test_SOURCES): Define.
2711 (many_sections_test_DEPENDENCIES): Define.
2712 (many_sections_test_LDFLAGS): Define.
2713 (BUILT_SOURCES): Add many_sections_define.h.
2714 (many_sections_define.h): New target.
2715 (BUILT_SOURCES): Add many_sections_check.h.
2716 (many_sections_check.h): New target.
2717 (check_PROGRAMS): Add many_sections_r_test.
2718 (many_sections_r_test_SOURCES): Define.
2719 (many_sections_r_test_DEPENDENCIES): Define.
2720 (many_sections_r_test_LDFLAGS): Define.
2721 (many_sections_r_test_LDADD): Define.
2722 (many_sections_r_test.o): New target.
2723 * testsuite/Makefile.in: Rebuild.
2725 2008-04-17 Cary Coutant <ccoutant@google.com>
2727 * errors.cc (Errors::info): New function.
2728 (gold_info): New function.
2729 * errors.h (Errors::info): New function.
2730 * gold.h (gold_info): New function.
2731 * object.cc (Input_objects::add_object): Print trace output.
2732 * options.cc (options::parse_set): New function.
2733 (General_options::parse_wrap): Deleted.
2734 (General_options::General_options): Deleted initializer.
2735 * options.h (options::String_set): New typedef.
2736 (options::parse_set): New function.
2737 (DEFINE_set): New macro.
2738 (General_options::wrap): Changed to use DEFINE_set. Changed
2739 callers of any_wrap_symbols and is_wrap_symbol.
2740 (General_options::trace, General_options::trace_symbol):
2742 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2743 (General_options::wrap_symbols_): Deleted.
2744 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2746 2008-04-17 David S. Miller <davem@davemloft.net>
2748 * options.cc (General_options::parse_V): New function.
2749 * options.h: Add entries for -V and -Qy.
2751 2008-04-17 Ian Lance Taylor <iant@google.com>
2753 * common.cc (Symbol_table::allocate_commons): Remove options
2754 parameter. Change caller.
2755 (Symbol_table::do_allocate_commons): Remove options parameter.
2756 Change caller. Just call do_allocate_commons_list twice.
2757 (Symbol_table::do_allocate_commons_list): New function, broken out
2758 of do_allocate_commons.
2759 * common.h (class Allocate_commons_task): Remove options_ field.
2761 * symtab.cc (Symbol_table::Symbol_table): Initialize
2763 (Symbol_table::add_from_object): Put TLS common symbols on
2765 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2766 which are IN_OUTPUT_DATA.
2767 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2768 allocate_commons and do_allocate_commons declarations. Declare
2769 do_allocate_commons_list.
2770 * gold.cc (queue_middle_tasks): Update creation of
2771 Allocate_commons_task to not pass options.
2772 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2773 (TLS_TEST_C_FLAGS): New variable.
2774 (tls_test_c_pic.o): New target.
2775 (tls_test_shared.so): Link in tls_test_c_pic.o.
2776 (tls_test_c_pic_ie.o): New target.
2777 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2778 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2779 (tls_test_c.o): New target.
2780 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2781 (tls_pic_test_LDADD): Likewise.
2782 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2783 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2784 (tls_test_c_gnu2.o): New target.
2785 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2787 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2788 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2789 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2790 * testsuite/tls_test.cc: Include "config.h".
2791 (t_last): Call t11_last.
2792 * testsuite/tls_test.h (t11, t11_last): Declare.
2793 * testsuite/tls_test_c.c: New file.
2794 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2795 * configure.ac: Check for OpenMP support.
2796 * configure, config.in, Makefile.in: Rebuild.
2797 * testsuite/Makefile.in: Rebuild.
2799 2008-04-16 Cary Coutant <ccoutant@google.com>
2801 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2802 (Target_i386::tls_base_symbol_defined_): New field.
2803 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2804 (Target_i386::Scan::global): Likewise.
2805 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2806 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2807 (Target_x86_64::tls_base_symbol_defined_): New field.
2808 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2809 (Target_x86_64::Scan::global): Likewise.
2811 2008-04-16 Cary Coutant <ccoutant@google.com>
2813 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2814 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2815 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2816 building shared libraries.
2817 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2818 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2819 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2820 * testsuite/Makefile.in: Rebuild.
2821 * testsuite/weak_undef.h: New file.
2822 * testsuite/weak_undef_file1.cc: Add extra test cases.
2823 * testsuite/weak_undef_file2.cc: Likewise.
2824 * testsuite/weak_undef_test.cc: Likewise.
2826 2008-04-16 David S. Miller <davem@davemloft.net>
2828 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2829 Add issued_non_pic_error_ field. Declare check_non_pic.
2830 (Target_sparc::Scan::check_non_pic): New function.
2831 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2832 (Target_sparc::Scan::global): Likewise.
2834 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2835 * configure: Rebuild.
2837 * options.h (DEFINE_enable): New macro.
2838 (new_dtags): New enable option.
2839 (initfirst, interpose, loadfltr, nodefaultlib,
2840 nodelete, nodlopen, nodump): New -z options.
2841 * layout.cc (Layout:finish_dynamic_section): If new
2842 dtags enabled, emit DT_RUNPATH. Also, emit a
2843 DT_FLAGS_1 containing any specified -z flags.
2845 2008-04-16 Ian Lance Taylor <iant@google.com>
2847 * copy-relocs.cc: New file.
2848 * copy-relocs.h: New file.
2849 * reloc.cc: Remove Copy_relocs code.
2850 * reloc.h: Likewise.
2851 * reloc-types.h (struct Reloc_types) [both versions]: Add
2852 get_reloc_addend_noerror.
2853 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2854 variants of add_global which take an addend which must be zero.
2855 * i386.cc: Include "copy-relocs.h".
2856 (class Target_i386): Change type of copy_relocs_ to variable,
2858 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2860 (Target_i386::do_finalize_sections): Change handling of
2862 * sparc.cc: Include "copy-relocs.h".
2863 (class Target_sparc): Change type of copy_relocs_ to variable,
2865 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2867 (Target_sparc::do_finalize_sections): Change handling of
2869 * x86_64.cc: Include "copy-relocs.h".
2870 (class Target_x86_64): Change type of copy_relocs_ to variable,
2872 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2873 class. Change all callers.
2874 (Target_x86_64::do_finalize_sections): Change handling of
2876 * Makefile.am (CCFILES): Add copy-relocs.cc.
2877 (HFILES): Add copy-relocs.h.
2879 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2881 * testsuite/script_test_4.sh: Permit leading zeroes.
2883 2008-04-15 Ian Lance Taylor <iant@google.com>
2885 * script-sections.cc (Script_sections::create_segments): Use
2886 header_size_adjustment even when there is enough room for the
2888 * testsuite/script_test_4.sh: New file.
2889 * testsuite/script_test_4.t: New file.
2890 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2891 (check_DATA): Add script_test_4.stdout.
2892 (MOSTLYCLEANFILES): Likewise.
2893 (script_test_4): New target.
2894 (script_test_4.stdout): New target.
2895 * testsuite/Makefile.in: Rebuild.
2897 * sparc.cc: Add definitions for Output_data_plt_sparc class
2900 2008-04-14 David S. Miller <davem@davemloft.net>
2902 * sparc.cc: New file.
2903 * Makefile.am (TARGETSOURCES): Add sparc.cc
2904 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2905 * configure.tgt: Document targ_extra_size and
2906 targ_extra_big_endian. Add entries for sparc-* and
2908 * configure.ac: Handle targ_extra_size and
2909 targ_extra_big_endian.
2910 * Makefile.in: Rebuild.
2911 * configure: Likewise.
2912 * po/POTFILES.in: Likewise.
2913 * po/gold.pot: Likewise.
2915 2008-04-14 Ian Lance Taylor <iant@google.com>
2917 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2918 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2919 in the name/type/flags to section mapping. Don't call
2920 allocate_output_section.
2921 (Layout::choose_output_section): Change parameter from adjust_name
2922 to is_input_section. Don't permit input sections after sections
2923 are attached to segments. Don't call allocate_output_section.
2924 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2925 not write_enable_output_section.
2926 (Layout::make_output_section): Don't push to
2927 unattached_section_list_ nor call attach_to_segment. Call
2928 attach_section_to_segment if sections are attached.
2929 (Layout::attach_sections_to_segments): New function.
2930 (Layout::attach_section_to_segment): New function.
2931 (Layout::attach_allocated_section_to_segment): Rename from
2932 attach_to_segment. Remove flags parameter.
2933 (Layout::allocate_output_section): Remove function.
2934 (Layout::write_enable_output_section): Remove function.
2935 * layout.h (class Layout): Update for above changes. Add new
2936 field sections_are_attached_.
2937 * output.h (Output_section::update_flags_for_input_section): New
2939 * output.cc (Output_section::add_input_section): Call
2940 update_flags_for_input_section.
2941 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2943 2008-04-11 Cary Coutant <ccoutant@google.com>
2945 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2946 thought unnecessary.
2947 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2949 2008-04-11 Ian Lance Taylor <iant@google.com>
2951 * output.h (class Output_section_data): Remove inline definition
2953 * output.cc (Output_section_data::set_addralign): New function.
2955 2008-04-11 Cary Coutant <ccoutant@google.com>
2957 Add support for TLS descriptors for i386 and x86_64.
2958 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2959 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2960 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2962 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2963 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2964 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2966 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2967 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2968 Fix problem with initial-exec relocations.
2969 (Target_i386::Relocate::relocate_tls): Likewise.
2970 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2972 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2973 support for section-plus-offset dynamic table entries.
2974 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2975 (Output_data_dynamic::Dynamic_entry): Add support for
2976 section-plus-offset dynamic table entries.
2977 (Output_data_dynamic::Classification): Likewise.
2978 (Output_data_dynamic::classification_): Renamed offset_.
2979 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2980 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2981 (Target_x86_64::make_plt_section): New function.
2982 (Target_x86_64::reserve_tlsdesc_entries): New function.
2983 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2984 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2985 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2986 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2987 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2988 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2989 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2990 add extra PLT entry for TLS descriptors.
2991 (Output_data_plt_x86_64::got_): New field.
2992 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2993 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2995 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2997 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2998 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2999 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3000 R_386_TLS_DESC_CALL relocations.
3001 (Target_x86_64::Scan::global): Likewise.
3002 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3003 for TLS descriptors.
3004 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3005 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3006 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3007 GD-to-IE relaxation.
3008 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3009 and TLS_DESCRIPTORS.
3010 * Makefile.in: Rebuild.
3011 * configure: Rebuild.
3012 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3013 (tls_test_shared2.so): New target.
3014 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3015 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3016 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3017 (tls_shared_gd_to_ie_test_LDADD): New variable.
3018 (tls_shared_gnu2_gd_to_ie_test): New target.
3019 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3021 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3022 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3023 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3024 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3025 (tls_shared_gnu2_test): New target.
3026 (tls_test_gnu2_shared.so): New target.
3027 (tls_shared_gnu2_test_SOURCES): New variable.
3028 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3029 (tls_shared_gnu2_test_LDFLAGS): New variable.
3030 (tls_shared_gnu2_test_LDADD): New variable.
3031 * testsuite/Makefile.in: Rebuild.
3032 * testsuite/Makefile.
3034 2008-04-11 Ian Lance Taylor <iant@google.com>
3036 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3038 * testsuite/Makefile.in: Rebuild.
3040 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3042 * testsuite/script_test_2.cc (main): Adjust test.
3044 2008-04-11 David S. Miller <davem@davemloft.net>
3045 Ian Lance Taylor <iant@google.com>
3047 * options.h (General_options): Add entries for '-Y' and
3049 * options.cc (General_options:finalize): If -Y was used, add those
3050 entries to the library path instead of the default "/lib" and
3053 2008-04-11 David S. Miller <davem@davemloft.net>
3055 * testsuite/justsyms.t: Start at 0x100.
3056 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3057 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3059 * testsuite/script_test_2.cc: Adjust string and section length
3062 2008-04-09 Ian Lance Taylor <iant@google.com>
3065 * script-sections.cc (Sections_element::allocate_to_segment): Add
3067 (Output_section_definition::allocate_to_segment): Likewise.
3068 (Orphan_output_section::allocate_to_segment): Likewise.
3069 (Script_sections::attach_sections_using_phdrs_clause): Don't
3070 propagate non-PT_LOAD segments to orphan sections.
3071 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3072 readelf rather than objdump.
3073 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3074 .interp section and PT_INTERP segment are the same size.
3075 * testsuite/Makefile.in: Rebuild.
3077 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3078 aliases for symbols defined in the same object.
3079 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3080 (weak_alias_test_SOURCES): New variable.
3081 (weak_alias_test_DEPENDENCIES): New variable.
3082 (weak_alias_test_LDFLAGS): New variable.
3083 (weak_alias_test_LDADD): New variable.
3084 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3085 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3086 (weak_alias_test_3.o): New target.
3087 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3088 * testsuite/weak_alias_test_main.cc: New file.
3089 * testsuite/weak_alias_test_1.cc: New file.
3090 * testsuite/weak_alias_test_2.cc: New file.
3091 * testsuite/weak_alias_test_3.cc: New file.
3093 2008-04-08 Ian Lance Taylor <iant@google.com>
3095 * options.h (class General_options): Add --noinhibit-exec option.
3096 * main.cc (main): Check --noinhibit-exec.
3098 * options.h (class General_options): Define --wrap as a special
3099 option. Add wrap_symbols_ field.
3100 (General_options::any_wrap_symbols): New function.
3101 (General_options::is_wrap_symbol): New function.
3102 * options.cc (General_options::parse_wrap): New function.
3103 (General_options::General_options): Initialize wrap_symbols_.
3104 * symtab.cc (Symbol_table::wrap_symbol): New function.
3105 (Symbol_table::add_from_object): Handle --wrap.
3106 * symtab.h (class Symbol_table): Declare wrap_symbol.
3107 * target.h (Target::wrap_char): New function.
3108 (Target::Target_info): Add wrap_char field.
3109 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3110 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3111 * testsuite/testfile.cc (Target_test::test_target_info):
3114 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3117 * layout.h (class Layout): Add added_eh_frame_data_ field.
3118 * layout.cc (Layout::Layout): Initialize new field.
3119 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3120 output section until we find a section we merged successfully.
3121 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3122 that the size be non-zero.
3124 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3127 2008-04-08 Craig Silverstein <csilvers@google.com>
3129 * configure.ac: Export new conditional variable HAVE_ZLIB.
3130 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3132 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3133 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3135 2008-04-07 Ian Lance Taylor <iant@google.com>
3137 * version.cc (version_string): Set to "1.5".
3139 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3140 Add issued_non_pic_error_ field. Declare check_non_pic.
3141 (Target_x86_64::Scan::check_non_pic): New function.
3142 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3143 (Target_x86_64::Scan::global): Likewise.
3145 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3146 addend parameter. Change caller. Handle merge sections.
3147 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3148 Address to Addend. Don't add in the result of
3149 local_section_offset, pass down the addend and use the returned
3151 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3152 Update declarations of local_section_offset and symbol_value.
3153 * testsuite/two_file_test_1.cc (t18): New function.
3154 * testsuite/two_file_test_2.cc (f18): New function.
3155 * testsuite/two_file_test_main.cc (main): Call t18.
3156 * testsuite/two_file_test.h (t18, f18): Declare.
3158 * configure.ac: Don't test for objdump, c++filt, or readelf.
3159 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3161 (TEST_READELF): New variable.
3162 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3163 (check_PROGRAMS): Add two_file_strip_test.
3164 (two_file_strip_test): New target.
3165 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3166 (two_file_same_shared_strip_test_SOURCES): New variable.
3167 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3168 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3169 (two_file_same_shared_strip_test_LDADD): New variable.
3170 (two_file_shared_strip.so): New target.
3171 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3172 (ver_test_5.syms, ver_test_7.syms): Likewise.
3173 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3174 (strip_test_3.stdout): Use TEST_OBJDUMP.
3175 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3177 2008-04-04 Cary Coutant <ccoutant@google.com>
3179 * symtab.h (Symbol::is_weak_undefined): New function.
3180 (Symbol::is_strong_undefined): New function.
3181 (Symbol::is_absolute): New function.
3182 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3183 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3185 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3186 (weak_undef_test): New target.
3187 * testsuite/Makefile.in: Rebuild.
3188 * testsuite/weak_undef_file1.cc: New file.
3189 * testsuite/weak_undef_file2.cc: New file.
3190 * testsuite/weak_undef_test.cc: New file.
3192 2008-04-03 Craig Silverstein <csilvers@google.com>
3194 * compressed_output.h (class Output_compressed_section): Use
3196 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3198 (zlib_compressed_suffix): Removed.
3199 (Output_compressed_section::set_final_data_size): Use unsigned
3201 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3202 Fix linker invocation.
3203 (flagstest_o_specialfile_and_compress_debug_sections):
3205 * testsuite/Makefile.in: Regenerated.
3207 2008-04-02 David S. Miller <davem@davemloft.net>
3209 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3210 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3212 2008-04-02 Craig Silverstein <csilvers@google.com>
3216 2008-04-02 Ian Lance Taylor <iant@google.com>
3218 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3219 parameters. Update for new key type to views_. Change all
3221 (File_read::read): Adjust for byteshift in returned view.
3222 (File_read::add_view): New function, broken out of
3224 (File_read::make_view): New function, broken out of
3226 (File_read::find_or_make_view): Add offset and aligned
3227 parameters. Rewrite accordingly. Change all callers.
3228 (File_read::get_view): Add offset and aligned parameters. Adjust
3229 for byteshift in return value.
3230 (File_read::get_lasting_view): Likewise.
3231 * fileread.h (class File_read): Update declarations.
3232 (class File_read::View): Add byteshift_ field. Add byteshift to
3233 constructor. Add byteshift method.
3234 * archive.h (Archive::clear_uncached_views): New function.
3235 (Archive::get_view): Add aligned parameter. Change all callers.
3236 * object.h (Object::get_view): Add aligned parameter. Change all
3238 (Object::get_lasting_view): Likewise.
3240 * fileread.cc (File_read::release): Don't call clear_views if
3241 there are multiple objects.
3242 * fileread.h (File_read::clear_uncached_views): New function.
3243 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3246 2008-03-31 Cary Coutant <ccoutant@google.com>
3248 Add thin archive support.
3249 * archive.cc (Archive::armagt): New const.
3250 (Archive::setup): Remove task parameter and calls to unlock.
3251 (Archive::unlock_nested_archives): New function.
3252 (Archive::read_header): Add nested_off parameter. Change
3254 (Archive::interpret_header): Likewise.
3255 (Archive::include_all_members): Change to handle thin
3257 (Archive::include_member): Likewise.
3258 * archive.h (Archive::Archive): Add new parameters and
3260 (Archive::armagt): New const.
3261 (Archive::setup): Remove task parameter.
3262 (Archive::unlock_nested_archives): New function.
3263 (Archive::read_header): Add nested_off parameter.
3264 (Archive::interpret_header): Likewise.
3265 (Archive::Nested_archive_table): New typedef.
3266 (Archive::is_thin_archive_): New field.
3267 (Archive::nested_archives_): New field.
3268 (Archive::options_): New field.
3269 (Archive::dirpath_): New field.
3270 (Archive::task_): New field.
3271 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3272 for thin archives. Pass additional parameters to
3273 Archive::Archive. Unlock the archive file after calling
3276 2008-03-29 Ian Lance Taylor <iant@google.com>
3278 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3279 version symbol to be local.
3280 * testsuite/ver_test_4.sh: New file.
3281 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3282 (check_DATA): Add ver_test_4.syms.
3283 (ver_test_4.syms): New target.
3284 * testsuite/Makefile.in: Rebuild.
3287 (Output_section::Input_section_sort_entry::has_priority): New
3289 (Output_section::Input_section_sort_entry::match_file_name): New
3291 (Output_section::Input_section_sort_entry::match_section_name):
3293 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3295 (Output_section::Input_section_sort_entry::match_section_file):
3297 (Output_section::Input_section_sort_compare::operator()): Rewrite
3298 using new Input_section_sort_entry functions. Sort crtbegin and
3299 crtend first. Sort sections with no priority before sections with
3301 * testsuite/initpri1.c (d3): Check j != 4.
3302 (cd5): New constructor/destructor function.
3303 (main): Check j != 2.
3305 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3306 new symbol when resolving, don't call set_is_default.
3307 * testsuite/ver_test_7.cc: New file.
3308 * testsuite/ver_test_7.sh: New file.
3309 * testsuite/Makefile.am (ver_test_7.so): New target.
3310 (ver_test_7.o): New target.
3311 (check_SCRIPTS): Add ver_test_7.sh.
3312 (check_DATA): Add ver_test_7.syms.
3313 (ver_test_7.syms): New target.
3315 2008-03-28 Ian Lance Taylor <iant@google.com>
3317 * layout.cc (Layout::layout): If we see an input section with a
3318 name that needs sorting, set the must_sort flag for the output
3320 (Layout::make_output_section): If the name of the output section
3321 indicates that it might require sorting, set the may_sort flag.
3322 * output.h (Output_section::may_sort_attached_input_sections): New
3324 (Output_section::set_may_sort_attached_input_sections): New
3326 (Output_section::must_sort_attached_input_sections): New
3328 (Output_section::set_must_sort_attached_input_sections): New
3330 (class Output_section): Declare Input_section_sort_entry. Define
3331 Input_section_sort_compare. Declare
3332 sort_attached_input_sections. Add new fields:
3333 may_sort_attached_input_sections_,
3334 must_sort_attached_input_sections_,
3335 attached_input_sections_are_sorted_.
3336 * output.cc (Output_section::Output_section): Initialize new
3338 (Output_section::add_input_section): Add an entry to
3339 input_sections_ if may_sort or must_sort are true.
3340 (Output_section::set_final_data_size): Call
3341 sort_attached_input_sections if necessary.
3342 (Output_section::Input_section_sort_entry): Define new class.
3343 (Output_section::Input_section_sort_compare::operator()): New
3345 (Output_section::sort_attached_input_sections): New function.
3346 * configure.ac: Check whether the compiler supports constructor
3347 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3348 * testsuite/initpri1.c: New file.
3349 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3350 CONSTRUCTOR_PRIORITY.
3351 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3352 (initpri1_LDFLAGS): New variable.
3353 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3355 2008-03-27 Ian Lance Taylor <iant@google.com>
3357 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3358 * testsuite/common_test_1.c: New file.
3359 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3360 (common_test_1_SOURCES): New variable.
3361 (common_test_1_DEPENDENCIES): New variable.
3362 (common_test_1_LDFLAGS): New variable.
3364 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3365 and commons_ correctly when NAME/VERSION does not override
3367 * testsuite/ver_test_6.c: New file.
3368 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3369 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3370 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3372 2008-03-26 Ian Lance Taylor <iant@google.com>
3374 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3375 of an undefined symbol from a version script.
3376 * testsuite/Makefile.am (ver_test_5.so): New target.
3377 (ver_test_5.o): New target.
3378 (check_SCRIPTS): Add ver_test_5.sh.
3379 (check_DATA): Add ver_test_5.syms.
3380 (ver_test_5.syms): New target.
3381 * testsuite/ver_test_5.cc: New file.
3382 * testsuite/ver_test_5.script: New file.
3383 * testsuite/ver_test_5.sh: New file.
3384 * Makefile.in, testsuite/Makefile.in: Rebuild.
3387 Fix problems building gold with gcc 4.3.0.
3388 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3389 (gold_error_at_location, gold_warning_at_location): Use it.
3390 * configure.ac: Check whether we can compile and use a template
3391 function with a printf attribute.
3392 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3393 when jumping over bytes.
3394 * object.cc: Instantiate Object::read_section_data.
3395 * debug.h: Include <cstring>
3396 * dwarf_reader.cc: Include <algorithm>
3397 * main.cc: Include <cstring>.
3398 * options.cc: Include <cstring>.
3399 * output.cc: Include <cstring>.
3400 * script.cc: Include <cstring>.
3401 * script.h: Include <string>.
3402 * symtab.cc: Include <cstring> and <algorithm>.
3403 * target-select.cc: Include <cstring>.
3404 * version.cc: Include <string>.
3405 * testsuite/testmain.cc: Include <cstdlib>.
3406 * configure, config.in: Rebuild.
3408 2008-03-25 Ian Lance Taylor <iant@google.com>
3410 * options.cc: Include "../bfd/bfdver.h".
3411 (options::help): Print bug reporting address.
3413 * version.cc (print_version): Adjust output for current value of
3418 * options.cc (options::help): Print list of supported targets.
3419 * target-select.h: Include <vector>.
3420 (class Target_selector): Make machine_, size_, and is_big_endian_
3421 fields const. Add bfd_name_ and instantiated_target_ fields.
3422 (Target_selector::Target_selector): Add bfd_name parameter.
3423 (Target_selector::recognize): Make non-virtual, call
3425 (Target_selector::recognize_by_name): Make non-virtual, call
3426 do_recognize_by_name.
3427 (Target_selector::supported_names): New function.
3428 (Target_selector::bfd_name): New function.
3429 (Target_selector::do_instantiate_target): New pure virtual
3431 (Target_selector::do_recognize): New virtual function.
3432 (Target_selector::do_recognize_by_name): New virtual function.
3433 (Target_selector::instantiate_target): New private function.
3434 (supported_target_names): Declare.
3435 * target-select.cc (Target_selector::Target_selector): Update for
3436 new parameter and fields.
3437 (select_target_by_name): Check that the name matches before
3438 calling recognize_by_name.
3439 (supported_target_names): New function.
3440 * i386.cc (class Target_selector_i386): Update Target_selector
3441 constructor call. Remove recognize and recognize_by_name. Add
3442 do_instantiate_target.
3443 * x86_64.cc (class Target_selector_x86_64): Likewise.
3444 * testsuite/testfile.cc (class Target_selector_test): Update for
3445 changes to Target_selector.
3447 * README: Rewrite, with some notes on unsupported features.
3449 2008-03-24 Cary Coutant <ccoutant@google.com>
3451 * i386.cc (Target_i386::Got_type): New enum declaration.
3452 (Target_i386::Scan::local): Updated callers of Output_data_got
3454 (Target_i386::Scan::global): Likewise.
3455 (Target_i386::Relocate::relocate): Likewise.
3456 (Target_i386::Relocate::relocate_tls): Likewise.
3457 * object.h (Got_offset_list): New class.
3458 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3459 (Sized_relobj::local_got_offset): Likewise.
3460 (Sized_relobj::set_local_got_offset): Likewise.
3461 (Sized_relobj::local_has_tls_got_offset): Removed.
3462 (Sized_relobj::local_tls_got_offset): Removed.
3463 (Sized_relobj::set_local_tls_got_offset): Removed.
3464 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3465 * output.cc (Output_data_got::add_global): Added got_type parameter.
3466 (Output_data_got::add_global_with_rel): Likewise.
3467 (Output_data_got::add_global_with_rela): Likewise.
3468 (Output_data_got::add_global_pair_with_rel): New function.
3469 (Output_data_got::add_global_pair_with_rela): New function.
3470 (Output_data_got::add_local): Added got_type parameter.
3471 (Output_data_got::add_local_with_rel): Likewise.
3472 (Output_data_got::add_local_with_rela): Likewise.
3473 (Output_data_got::add_local_pair_with_rel): New function.
3474 (Output_data_got::add_local_pair_with_rela): New function.
3475 (Output_data_got::add_global_tls): Removed.
3476 (Output_data_got::add_global_tls_with_rel): Removed.
3477 (Output_data_got::add_global_tls_with_rela): Removed.
3478 (Output_data_got::add_local_tls): Removed.
3479 (Output_data_got::add_local_tls_with_rel): Removed.
3480 (Output_data_got::add_local_tls_with_rela): Removed.
3481 * output.h (Output_data_got::add_global): Added got_type parameter.
3482 (Output_data_got::add_global_with_rel): Likewise.
3483 (Output_data_got::add_global_with_rela): Likewise.
3484 (Output_data_got::add_global_pair_with_rel): New function.
3485 (Output_data_got::add_global_pair_with_rela): New function.
3486 (Output_data_got::add_local): Added got_type parameter.
3487 (Output_data_got::add_local_with_rel): Likewise.
3488 (Output_data_got::add_local_with_rela): Likewise.
3489 (Output_data_got::add_local_pair_with_rel): New function.
3490 (Output_data_got::add_local_pair_with_rela): New function.
3491 (Output_data_got::add_global_tls): Removed.
3492 (Output_data_got::add_global_tls_with_rel): Removed.
3493 (Output_data_got::add_global_tls_with_rela): Removed.
3494 (Output_data_got::add_local_tls): Removed.
3495 (Output_data_got::add_local_tls_with_rel): Removed.
3496 (Output_data_got::add_local_tls_with_rela): Removed.
3497 * resolve.cc (Symbol::override_base_with_special): Removed
3498 reference to has_got_offset_ field.
3499 * symtab.cc (Symbol::init_fields): Replaced initialization
3500 of got_offset_ with got_offsets_. Removed initialization
3502 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3503 (Symbol::got_offset): Likewise.
3504 (Symbol::set_got_offset): Likewise.
3505 (Symbol::has_tls_got_offset): Removed.
3506 (Symbol::tls_got_offset): Removed.
3507 (Symbol::set_tls_got_offset): Removed.
3508 (Symbol::got_offset_): Removed.
3509 (Symbol::tls_mod_got_offset_): Removed.
3510 (Symbol::tls_pair_got_offset_): Removed.
3511 (Symbol::got_offsets_): New field.
3512 (Symbol::has_got_offset): Removed.
3513 (Symbol::has_tls_mod_got_offset): Removed.
3514 (Symbol::has_tls_pair_got_offset): Removed.
3515 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3516 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3518 (Target_x86_64::Scan::global): Likewise.
3519 (Target_x86_64::Relocate::relocate): Likewise.
3520 (Target_x86_64::Relocate::relocate_tls): Likewise.
3522 2008-03-25 Ben Elliston <bje@au.ibm.com>
3524 * yyscript.y: Fix spelling error in comment.
3526 2008-03-24 Ian Lance Taylor <iant@google.com>
3528 * options.h (class General_options): Define build_id option.
3529 * layout.h (class Layout): Declare write_build_id, create_note,
3530 create_build_id. Add build_id_note_ member.
3531 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3532 "libiberty.h", "md5.h", "sha1.h".
3533 (Layout::Layout): Initialize eh_frame_data_,
3534 eh_frame_hdr_section_, and build_id_note_.
3535 (Layout::finalize): Call create_build_id.
3536 (Layout::create_note): New function, broken out of
3537 Layout::create_gold_note.
3538 (Layout::create_gold_note): Call create_note.
3539 (Layout::create_build_id): New function.
3540 (Layout::write_build_id): New function.
3541 (Close_task_runner::run): Call write_build_id.
3543 * x86_64.cc: Correct license to GPLv3.
3545 2008-03-23 Ian Lance Taylor <iant@google.com>
3547 * options.cc: Include "demangle.h".
3548 (parse_optional_string): New function.
3549 (parse_long_option): Handle takes_optional_argument.
3550 (parse_short_option): Update dash_z initializer. Handle
3551 takes_optional_argument.
3552 (General_options::General_options): Initialize do_demangle_.
3553 (General_options::finalize): Set do_demangle_. Handle demangling
3555 * options.h (parse_optional_string): Declare.
3556 (struct One_option): Add optional_arg field. Update constructor.
3557 Update call constructor calls. Add takes_optional_argument
3559 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3560 (DEFINE_optional_string): Define.
3561 (General_options::demangle): Change from DEFINE_bool to
3562 DEFINE_optional_string.
3563 (General_options::no_demangle): New function.
3564 (General_options::do_demangle): New function.
3565 (General_options::set_do_demangle): New function.
3566 (General_options::execstack_status_): Move definition to end of
3568 (General_options::static_): Likewise.
3569 (General_options::do_demangle_): New field.
3570 * object.cc (big_endian>::get_symbol_location_info): Call
3571 Options::do_demangle, not Options::demangle.
3572 * symtab.cc (demangle): Likewise.
3574 2008-03-22 Ian Lance Taylor <iant@google.com>
3576 * gold.h: Include <cstddef> and <sys/types.h>
3577 * options.h: Include <cstring>.
3579 2008-03-21 Ian Lance Taylor <iant@google.com>
3581 * Added source code to GNU binutils.