1 2009-03-23 Ian Lance Taylor <iant@google.com>
3 * gold-threads.h (class Initialize_lock): Define.
4 * gold-threads.cc (class Initialize_lock_once): Define.
5 (initialize_lock_control): New static variable.
6 (initialize_lock_pointer): New static variable.
7 (initialize_lock_once): New static function.
8 (Initialize_lock::Initialize_lock): Define.
9 (Initialize_lock::initialize): Define.
10 * target-select.h: Include "gold-threads.h".
11 (class Target_selector): Add lock_ and initialize_lock_ fields.
12 Don't define instantiate_target, just declare it.
13 * target-select.cc (Target_selector::Target_selector): Initialize
15 (Target_selector::instantiate_target): Define.
16 * descriptors.h: Include "gold-threads.h".
17 (class Descriptors): Add initialize_lock_ field.
18 * descriptors.cc (Descriptors::Descriptors): Initialize new
20 (Descriptors::open): Use initialize_lock_ field
21 * errors.h (class Errors): Add initialize_lock_ field.
22 * errors.cc (Errors::Errors): Initialize new field.
23 (Errors::initialize_lock): Use initialize_lock_ field.
24 * powerpc.cc (class Target_selector_powerpc): Remove
25 instantiated_target_ field. In do_recognize call
26 instantiate_target rather than do_instantiate_target. In
27 do_instantiate_target just allocate a new target.
28 * sparc.cc (class Target_selector_sparc): Likewise.
30 * freebsd.h: New file.
31 * i386.cc: Include "freebsd.h".
32 (Target_i386): Derive from Target_freebsd rather than
34 (Target_selector_i386): Derive from Target_selector_freebsd rather
36 * x86_64.cc: Include "freebsd.h".
37 (Target_x86_64): Derive from Target_freebsd rather than
39 (Target_selector_x86_64): Derive from Target_selector_freebsd
40 rather than Target_selector.
41 * target.h (class Target): Add adjust_elf_header and
43 * output.cc (Output_file_header:: do_sized_write): Call target
44 adjust_elf_header routine.
45 * configure.tgt: Set targ_osabi.
46 * configure.ac: Define GOLD_DEFAULT_OSABI.
47 * parameters.cc (Parameters::default_target): Pass
48 GOLD_DEFAULT_OSABI to select_target.
49 * target-select.h (class Target_selector): Make instantiate_target
50 protected rather than private.
51 * Makefile.am (HFILES): Add freebsd.h.
52 * configure, Makefile.in, config.in: Rebuild.
54 * merge.cc (do_add_input_section): Correct pend value. Change
55 message about last entry not being null terminated from error to
58 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
60 * incremental.cc: New file.
61 * Makefile.am (CCFILES): Add incremental.cc.
62 * Makefile.in: Rebuild.
64 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
66 * layout.cc (Layout::output_section_name): Preserve names
69 2009-03-19 Ian Lance Taylor <iant@google.com>
71 * descriptors.cc (Descriptors::open): Check that the options are
72 valid before using them.
74 2009-03-18 Ian Lance Taylor <iant@google.com>
76 * script-sections.h: Include <list>.
77 (class Script_sections): Change Sections_elements from std::vector
78 to std::list. Typedef public Elements_iterator. Add
79 orphan_section_placement_, data_segment_align_start_, and
80 saw_data_segment_align_ fields. Remove data_segment_align_index_
82 * script-sections.cc (class Orphan_section_placement): New class.
83 (class Sections_element): Add virtual functions is_relro and
84 orphan_section_init. Remove virtual function place_orphan_here.
85 (class Output_section_definition): Add is_relro and
86 orphan_section_init. Remove place_orphan_here.
87 (class Orphan_output_section): Likewise.
88 (Script_sections::Script_sections): Update for field changes.
89 (Script_sections::data_segment_align): Set saw_data_segment_align_
90 and data_segment_align_start_, not data_segment_align_index.
91 (Script_sections::data_segment_relro_end): Check
92 saw_data_segment_align_. Use data_segment_align_start_ rather
93 than data_segment_align_index_.
94 (Script_sections::place_orphan): Rewrite to use
95 Orphan_section_placement.
97 2009-03-17 Ian Lance Taylor <iant@google.com>
99 * archive.cc (Archive::add_symbols): Check for a version attached
100 to the symbol name in the archive map.
101 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
102 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
103 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
104 (ver_test_11.a): New target.
105 * testsuite/Makefile.in: Rebuild.
107 * configure.ac: Check for chsize and posix_fallocate. Replace
109 * ftruncate.c: New file, from gnulib.
110 * output.cc (posix_fallocate): Define dummy version if not
111 HAVE_POSIX_FALLOCATE.
112 (Output_file::map): Call posix_fallocate rather than lseek and
114 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
115 * configure, Makefile.in, config.in: Rebuild.
117 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
119 * layout.h (Layout::create_note): Add section_name parameter.
120 * layout.cc (Layout::create_note): Likewise.
121 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
123 2009-03-17 Ian Lance Taylor <iant@google.com>
125 * descriptors.cc: Include "options.h".
126 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
127 (Descriptors::open): Always use O_CLOEXEC when opening a new
128 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
131 * sparc.cc (class Target_sparc): Add has_got_section.
132 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
133 make sure we have a GOT section.
135 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
136 (Target_sparc::Scan::local): Likewise.
137 (Target_sparc::Scan::global): Likewise.
138 (Target_sparc::Relocate::relocate): Likewise.
139 (Target_sparc::Relocate::relocate_tls): Likewise.
141 * symtab.cc (Symbol_table::define_default_version): New function,
142 broken out of add_from_object.
143 (Symbol_table::add_from_object): Call define_default_version.
144 (Symbol_table::define_special_symbol): Add resolve_oldsym
145 parameter. Change all callers. If the version for a symbol comes
146 from a version script, resolve it with the symbol with the same
147 name with no version. Also add the symbol without a version if
149 (do_define_in_output_data): If resolving with oldsym, don't delete
151 (do_define_in_output_segment): Likewise.
152 (do_define_as_constant): Likewise.
153 * symtab.h (class Symbol_table): Update declarations.
155 2009-03-13 Ian Lance Taylor <iant@google.com>
157 * readsyms.cc (Read_symbols::incompatible_warning): New function.
158 (Read_symbols::requeue): New function.
159 (Read_symbols::do_read_symbols): If make_elf_object fails because
160 the target type is not configured, and the file was searched for,
161 issue a warning and retry with the next directory.
162 (Add_symbols::run): If the file has an incompatible format, and
163 it was searched for, requeue the Read_symbols task. On error,
165 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
166 dirindex parameter to constructor. Change all callers. Declare
167 incompatible_warning and requeue.
168 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
169 input_argument_ and input_group_ fields. Add them to
170 constructor. Change all callers.
171 (class Read_script): Add dirindex_ field. Add it to constructor.
173 * archive.cc (Archive::setup): Remove input_objects parameter.
175 (Archive::get_file_and_offset): Likewise.
176 (Archive::read_all_symbols): Likewise.
177 (Archive::read_symbols): Likewise.
178 (Archive::get_elf_object_for_member): Remove input_objects
179 parameter. Add punconfigured parameter. Change all callers.
180 (Archive::add_symbols): Change return type to bool. Check return
181 value of include_member.
182 (Archive::include_all_members): Likewise.
183 (Archive::include_member): Change return type to bool. Return
184 false if first included object has incompatible target. Set
185 included_member_ field.
186 (Add_archive_symbols::run): If add_symbols returns false, requeue
188 * archive.h (class Archive): Add included_member_ field.
189 Initialize it in constructor. Add input_file and searched_for
190 methods. Update declarations.
191 (class Add_archive_symbols): Add dirpath_, dirindex_, and
192 input_argument_ fields. Add them to constructor. Change all
194 * script.cc: Include "target-select.h".
195 (class Parser_closure): Add skip_on_incompatible_target_ and
196 found_incompatible_target_ fields. Add
197 skip_on_incompatible_target parameter to constructor. Change all
198 callers. Add methods skip_on_incompatible_target,
199 clear_skip_on_incompatible_target, found_incompatible_target, and
200 set_found_incompatible_target.
201 (read_input_script): Add dirindex parameter. Change all callers.
202 If parser finds an incompatible target, requeue Read_symbols
204 (script_set_symbol): Clear skip_on_incompatible_target in
206 (script_add_assertion, script_parse_option): Likewise.
207 (script_start_sections, script_add_phdr): Likewise.
208 (script_check_output_format): New function.
209 * script.h (read_input_script): Update declaration.
210 * script-c.h (script_check_output_format): Declare.
211 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
212 (ignore_cmd): Remove OUTPUT_FORMAT.
213 * fileread.cc (Input_file::Input_file): Add explicit this.
214 (Input_file::will_search_for): New function.
215 (Input_file::open): Add pindex parameter. Change all callers.
216 * fileread.h (class Input_file): Add input_file_argument method.
217 Declare will_search_for. Update declarations.
218 * object.cc (make_elf_object): Add punconfigured parameter.
220 * object.h (class Object): Make input_file public. Add
222 (make_elf_object): Update declaration.
223 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
225 * dirsearch.h (class Dirsearch): Update declaration.
226 * options.h (class General_options): Add --warn-search-mismatch.
227 * parameters.cc (Parameters::is_compatible_target): New function.
228 * parameters.h (class Parameters): Declare is_compatible_target.
229 * workqueue.cc (Workqueue::add_blocker): New function.
230 * workqueue.h (class Workqueue): Declare add_blocker.
232 * fileread.cc (Input_file::open): Remove options parameter.
234 (Input_file::open_binary): Likewise.
235 * script.cc (read_input_script): Likewise.
236 * readsyms.h (class Read_symbols): Remove options_ field. Remove
237 options parameter from constructor. Change all callers.
238 (class Read_script): Likewise.
239 * fileread.h (class Input_file): Update declarations.
240 * script.h (read_input_script): Update declaration.
242 2009-03-10 Nick Clifton <nickc@redhat.com>
244 * po/es.po: New Spanish translation.
246 2009-03-06 Cary Coutant <ccoutant@google.com>
248 * options.cc (parse_short_option): Keep dash_z from registering itself.
250 2009-03-03 Ian Lance Taylor <iant@google.com>
253 * target-reloc.h (relocate_section): Pass output_section to
255 * i386.cc (Target_i386::should_apply_static_reloc): Add
256 output_section parameter. Change all callers.
257 (Target_i386::Relocate::relocate): Add output_section parameter.
258 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
259 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
260 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
261 * testsuite/two_file_shared.sh: New script.
262 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
263 (check_DATA): Add two_file_shared.dbg.
264 (two_file_shared.dbg): New target.
265 * testsuite/Makefile.in: Rebuild.
267 2009-03-01 Ian Lance Taylor <iant@google.com>
269 * configure.ac: Check for byteswap.h.
270 * configure: Rebuild.
271 * config.in: Rebuild.
273 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
275 * layout.cc (Layout::find_or_add_kept_section): New function.
276 (Layout::add_comdat): Removed.
277 * layout.h (struct Kept_section): Move out of class Layout.
278 Remove trailing underscores from field names. Add group_sections
279 field. Rename group_ field to is_group. Change all uses.
280 (class Layout): Declare find_or_add_kept_section, not add_comdat.
281 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
282 comdat_groups_ field.
283 (Sized_relobj::include_section_group): Use
284 find_or_add_kept_section and Kept_section::group_sections.
285 (Sized_relobj::include_linkonce_section): Likewise.
286 * object.cc (class Sized_relobj): Don't define Comdat_group or
287 Comdat_group_table. Remove find_comdat_group and
288 add_comdat_group. Remove comdat_groups_ field.
289 * plugin.cc (include_comdat_group): Use
290 Layout::find_or_add_kept_section.
292 2009-02-28 Ian Lance Taylor <iant@google.com>
294 * README: --gc-sections and map files are now supported. Document
295 some build requirements.
298 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
299 relocatable link set the value of the section symbol to zero.
300 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
301 relocatable link don't include the section address in the local
304 2009-02-27 Ian Lance Taylor <iant@google.com>
307 * options.h (class Search_directory): Add is_system_directory.
308 (class General_options): Declare is_in_system_directory.
309 * options.cc (get_relative_sysroot): Make static.
310 (get_default_sysroot): Make static.
311 (General_optoins::is_in_system_directory): New function.
312 * fileread.cc (Input_file::is_in_system_directory): New function.
313 * fileread.h (class Input_file): Declare is_in_system_directory.
314 * object.h (class Object): Add is_in_system_directory.
315 (class Input_objects): Remove system_library_directory_ field.
316 * object.cc (Input_objects::add_object): Don't set
317 system_library_directory_.
318 (input_objects::found_in_system_library_directory): Remove.
319 * symtab.cc (Symbol_table::write_globals): Remove input_objects
320 parameter. Change all callers.
321 (Symbol_table::sized_write_globals): Likewise.
322 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
323 Call Object::is_in_system_directory.
324 * symtab.h (class Symbol_table): Update declarations.
327 * descriptors.h (Open_descriptor): Add is_on_stack field.
328 * descriptors.cc (Descriptors::open): If the descriptor is on the
329 top of the stack, remove it. Initialize is_on_stack field.
330 (Descriptors::release): Only add pod to stack if it is not on the
332 (Descriptors::close_some_descriptor): Clear stack_next and
336 * output.cc (Output_section::find_starting_output_address): Rename
337 from starting_output_address; add PADDR parameter; change return
339 * output.h (class Output_section): Declare
340 find_starting_output_address instead of starting_output_address.
341 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
342 section symbol for which we can't find a merge section.
345 * symtab.cc (Symbol_table::add_from_object): If the visibility is
346 hidden or internal, force the symbol to be local.
347 * resolve.cc (Symbol::override_visibility): Define.
348 (Symbol::override_base): Use override_visibility.
349 (Symbol_table::resolve): Likewise.
350 (Symbol::override_base_with_special): Likewise.
351 (Symbol_table::override_with_special): If the visibility is hidden
352 or internal, force the symbol to be local.
353 * symtab.h (class Symbol): Add set_visibility and
355 * testsuite/ver_test_1.sh: New file.
356 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
357 (check_DATA): Add ver_test_1.syms.
358 (ver_test_1.syms): New target.
359 * testsuite/Makefile.in: Rebuild.
361 2009-02-25 Cary Coutant <ccoutant@google.com>
363 * layout.cc (Layout::choose_output_section): Don't rename sections
364 when using a linker script that has a SECTIONS clause.
365 * Makefile.in: Regenerate.
367 * testsuite/Makefile.am (script_test_5.sh): New test case.
368 * testsuite/Makefile.in: Regenerate.
369 * testsuite/script_test_5.cc: New file.
370 * testsuite/script_test_5.sh: New file.
371 * testsuite/script_test_5.t: New file.
373 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
375 * archive.cc (Archive::include_member): Update calls to add_symbols.
376 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
378 * dynobj.h (do_add_symbols): Add the Layout argument.
379 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
381 * object.h (Object::add_symbols): Add the Layout argument.
382 (Object::do_add_symbols): Add the Layout argument.
383 (Sized_relobj::do_add_symbols): Add the Layout argument.
384 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
385 Unify the two versions.
386 (Add_plugin_symbols): Remove.
387 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
388 (Sized_pluginobj::do_add_symbols): Unify the two versions.
389 (Add_plugin_symbols): Remove.
390 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
391 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
392 (Add_symbols::run): Make it work with Pulginobj.
394 2009-02-06 Ian Lance Taylor <iant@google.com>
396 * object.cc (Sized_relobj::do_layout): Make info message start
397 with lower case letter.
399 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
401 * binary.cc: Fix file comment.
403 * options.h (enum Incremental_disposition): Define.
404 (class General_options): Add new options: --incremental,
405 --incremental_changed, --incremental_unchanged,
406 --incremental_unknown. Add incremental_disposition_ and
407 implicit_incremental_ fields.
408 (General_options::incremental_disposition): New function.
409 (class Position_dependent_options): Add incremental_disposition
411 (Position_dependent_options::copy_from_options): Set incremental
413 * options.cc (General_options::parse_incremental_changed): New
415 (General_options::parse_incremental_unchanged): New function.
416 (General_options::parse_incremental_unknown): New function.
417 (General_options::General_options): Initialize new fields
418 incremental_disposition_ and implicit_incremental_.
419 (General_options::finalize): Check for uasge of --incremental-*
420 without --incremental.
422 2009-02-06 Chris Demetriou <cgd@google.com>
424 * gold.h (gold_undefined_symbol): Change to take only a Symbol
425 pointer and to report location as the file name associated with
427 (gold_undefined_symbol_at_location): New function to replace the
428 old gold_undefined_symbol functionality.
429 * target-reloc.h (relocate_section): Update to use
430 gold_undefined_symbol_at_location.
431 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
432 Call gold_undefined_symbol function rather than gold_error.
433 * errors.h (Errors::undefined_symbol): Take location as a
434 string, rather than calculating it from a relocation.
435 * errors.cc (Errors::fatal): Print "fatal error:" before the
437 (Errors::error, Errors::error_at_location): Print "error: "
438 before the formatted message.
439 (Errors::undefined_symbol): Take location as a string, rather
440 than calculating it from a relocation.
441 (gold_undefined_symbol_at_location): New function akin to
442 old gold_undefined_symbol, calculates location from relocation.
443 (gold_undefined_symbol): Change to take only a Symbol pointer
444 and to report location as the file name associated with the symbol.
445 * testsuite/debug_msg.sh: Update for changed error messages.
446 * testsuite/undef_symbol.sh: Likewise.
448 2009-02-04 Duncan Sands <baldrick@free.fr>
451 * reduced_debug_output.h
452 (Output_reduced_debug_abbrev_section::failed): Use format for
454 (Output_reduced_debug_info_section::faild): Likewise.
456 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
458 * script.cc (Lazy_demangler): New class.
459 (Version_script_info::get_symbol_version_helper): Demangle a
462 2009-01-29 Cary Coutant <ccoutant@google.com>
464 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
466 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
468 2009-01-28 Ian Lance Taylor <iant@google.com>
470 * version.cc (version_string): Bump to 1.9.
472 * gold.h: Include <cstring> and <stdint.h>.
473 * version.cc: Include <cstdio>.
474 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
476 * reduced_debug_output.cc (insert_into_vector): Rename from
477 Insert_into_vector; change all callers. Use Swap_unaligned to
478 avoid aliasing issue; remove union since it is unnecessary.
480 2009-01-27 Sriraman Tallam <tmsriram@google.com>
482 * Makefile.am (CCFILES): Add gc.cc.
484 * Makefile.in: Regenerate.
485 * gold.cc (Gc_runner): New class.
486 (queue_initial_tasks): Call garbage collection related tasks
487 when corresponding options are invoked.
488 (queue_middle_gc_tasks): New function.
489 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
490 processed early before laying out sections during garbage collection.
491 * gold.h (queue_middle_gc_tasks): New function.
492 (is_prefix_of): Move from "layout.cc".
493 * i386.cc (Target_i386::gc_process_relocs): New function.
494 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
495 * main.cc (main): Create object of class "Garbage_collection".
496 * object.cc (Relobj::copy_symbols_data): New function.
497 (Relobj::is_section_name_included): New function.
498 (Sized_relobj::do_layout): Allow this function to be called twice
499 during garbage collection and defer layout of section during the
501 * object.h (Relobj::get_symbols_data): New function.
502 (Relobj::is_section_name_included): New function.
503 (Relobj::copy_symbols_data): New function.
504 (Relobj::set_symbols_data): New function.
505 (Relobj::get_relocs_data): New function.
506 (Relobj::set_relocs_data): New function.
507 (Relobj::is_output_section_offset_invalid): New pure virtual function.
508 (Relobj::gc_process_relocs): New function.
509 (Relobj::do_gc_process_relocs): New pure virtual function.
510 (Relobj::sd_): New data member.
511 (Sized_relobj::is_output_section_offset_invalid): New function.
512 (Sized_relobj::do_gc_process_relocs): New function.
513 * options.h (General_options::gc_sections): Modify to not be a no-op.
514 (General_options::print_gc_sections): New option.
515 * plugin.cc (Plugin_finish::run): Remove function call to
516 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
517 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
518 * reloc.cc (Read_relocs::run): Add task to process relocs and
519 determine unreferenced sections when doing garbage collection.
520 (Gc_process_relocs): New class.
521 (Sized_relobj::do_gc_process_relocs): New function.
522 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
523 sections that are garbage collected.
524 * reloc.h (Gc_process_relocs): New class.
525 * sparc.cc (Target_sparc::gc_process_relocs): New function.
526 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
527 symbols whose corresponding sections are garbage collected.
528 (Symbol_table::Symbol_table): Add new parameter for the garbage
530 (Symbol_table::gc_mark_undef_symbols): New function.
531 (Symbol_table::gc_mark_symbol_for_shlib): New function.
532 (Symbol_table::gc_mark_dyn_syms): New function.
533 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
535 (Symbol_table::add_from_object): Likewise.
536 (Symbol_table::add_from_relobj): When building shared objects, do not
537 treat externally visible symbols as garbage.
538 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
539 table information for static and relocatable links.
540 * symtab.h (Symbol_table::set_gc): New function.
541 (Symbol_table::gc): New function.
542 (Symbol_table::gc_mark_undef_symbols): New function.
543 (Symbol_table::gc_mark_symbol_for_shlib): New function.
544 (Symbol_table::gc_mark_dyn_syms): New function.
545 (Symbol_table::gc_): New data member.
546 * target.h (Sized_target::gc_process_relocs): New pure virtual
548 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
549 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
551 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
553 * options.h (General_options::gc_sections): Define as a no-op for now.
554 (General_options::no_keep_memory): Ditto.
555 (General_options::Bshareable): Define.
556 * options.cc (General_options::finalize): Honor -Bshareable.
558 2009-01-20 Andreas Schwab <schwab@suse.de>
560 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
561 read the value in the contents, since we don't use it. Use the
562 template endianness when writing.
563 (Relocate::relocate): Use it for R_PPC_REL16_HA.
565 2009-01-19 Andreas Schwab <schwab@suse.de>
567 * configure.tgt (powerpc64-*): Fix targ_obj.
569 2009-01-15 Ian Lance Taylor <iant@google.com>
571 * object.cc (Sized_relobj::write_local_symbols): Don't write out
572 local symbols when stripping all symbols.
574 2009-01-14 Cary Coutant <ccoutant@google.com>
576 * output.cc (Output_reloc): Add explicit instantiations.
578 2009-01-14 Cary Coutant <ccoutant@google.com>
580 * archive.cc (Archive::get_elf_object_for_member): Remove call
581 to File_read::claim_for_plugin.
582 * descriptors.cc (Descriptors::open): Remove reference to
584 (Descriptors::claim_for_plugin): Remove.
585 * descriptors.h (Descriptors::claim_for_plugin): Remove.
586 (Descriptors::is_claimed): Remove.
587 (claim_descriptor_for_plugin): Remove.
588 * fileread.cc (File_read::claim_for_plugin): Remove.
589 * fileread.h (File_read::claim_for_plugin): Remove.
590 (File_read::descriptor): Reopen descriptor if necessary.
591 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
592 (Plugin_manager::all_symbols_read): Add task parameter. Change
594 (Plugin_manager::get_input_file): New function.
595 (Plugin_manager::release_input_file): New function.
596 (Pluginobj::Pluginobj): Add filesize parameter and initialize
597 corresponding data member.
598 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
599 and pass to base constructor. Change all callers.
600 (get_input_file, release_input_file): New functions.
601 (make_sized_plugin_object): Add filesize parameter. Change all callers.
602 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
603 (Plugin_manager::all_symbols_read): Add task parameter.
604 (Plugin_manager::get_input_file): New function.
605 (Plugin_manager::release_input_file): New function.
606 (Plugin_manager::task_): New data member.
607 (Pluginobj::Pluginobj): Add filesize parameter.
608 (Pluginobj::filename): New function.
609 (Pluginobj::descriptor): New function.
610 (Pluginobj::filesize): New function.
611 (Pluginobj::filesize_): New data member.
612 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
613 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
614 File_read::claim_for_plugin; use Object::unlock to unlock the file.
616 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
617 with archive libraries.
618 * testsuite/Makefile.in: Regenerate.
619 * testsuite/plugin_test.c (struct sym_info): New type.
620 (get_input_file, release_input_file): New static variables.
621 (onload): Capture new transfer vector entries.
622 (claim_file_hook): Stop reading at end of file according to filesize.
623 Factor out parsing of readelf output into separate function.
624 (all_symbols_read_hook): Exercise get_input_file and release_input_file
625 APIs and get the source file name from the symbol table. Convert
626 source file name to corresponding object file name. Print info
627 message when adding new input files.
628 (parse_readelf_line): New function.
629 * testsuite/plugin_test_1.sh: Add checks for new info messages.
630 * testsuite/plugin_test_2.sh: Likewise.
631 * testsuite/plugin_test_3.sh: Likewise.
632 * testsuite/plugin_test_4.sh: New test case.
634 2009-01-07 Ian Lance Taylor <iant@google.com>
636 * version.cc (version_string): Bump to 1.8.
638 2008-12-23 Cary Coutant <ccoutant@google.com>
640 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
641 * plugin.cc (Plugin_manager::finish): Rename as
642 layout_deferred_objects. Move cleanup to separate function.
643 (Plugin_manager::cleanup): New function.
644 (Plugin_finish::run): Call layout_deferred_objects and cleanup
646 * plugin.h (Plugin_manager::finish): Rename as
647 layout_deferred_objects.
648 (Plugin_manager::cleanup): New function.
649 (Plugin_manager::cleanup_done): New field.
651 2008-12-23 Cary Coutant <ccoutant@google.com>
653 * plugin.cc (is_visible_from_outside): New function.
654 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
655 so we don't return "IR only" status for exported symbols or -r links.
657 * testsuite/Makefile.am (plugin_test_3): New test case.
658 * testsuite/Makefile.in: Regenerate.
659 * testsuite/plugin_test_3.sh: New file.
661 2008-12-22 Cary Coutant <ccoutant@google.com>
663 * object.cc (Sized_relobj::layout_section): New function.
664 (Sized_relobj::do_layout): Defer layout of input sections until after
665 plugin has provided replacement files.
666 (Sized_relobj::do_layout_deferred_sections): New function.
667 * object.h (Relobj::set_section_offset): Remove virtual keyword.
668 (Relobj::layout_deferred_sections): New function.
669 (Relobj::do_layout_deferred_sections): New function.
670 (Sized_relobj::do_layout_deferred_sections): New function.
671 (Sized_relobj::layout_section): New function.
672 (Sized_relobj::Deferred_layout): New structure.
673 (Sized_relobj::deferred_layout_): New field.
674 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
675 Change all callers. Layout deferred sections.
676 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
678 (Plugin_hook::run): Move code from do_plugin_hook inline.
679 (Plugin_hook::do_plugin_hook): Remove.
680 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
681 (Plugin_manager::finish): Renamed, was cleanup.
682 (Plugin_manager::should_defer_layout): New function.
683 (Plugin_manager::add_deferred_layout_object): New function.
684 (Plugin_manager::Deferred_layout_list): New type.
685 (Plugin_manager::deferred_layout_objects_): New field.
686 (Plugin_hook::do_plugin_hook): Remove.
688 2008-12-17 Ian Lance Taylor <iant@google.com>
690 * options.h (class General_options): Add --no case for
693 2008-12-16 Cary Coutant <ccoutant@google.com>
695 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
697 (Plugin_manager::claim_file): Create plugin object even if
698 plugin did not call the add_symbols callback.
699 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
700 asking for more symbols than were added.
701 * testsuite/Makefile.am (plugin_test_1): Add test case with
703 (empty.syms): New target.
704 * testsuite/Makefile.in: Regenerate.
705 * testsuite/plugin_test.c (claim_file_hook): Add new debug
706 message. Don't call add_symbols if no globals.
707 (all_symbols_read_hook): Don't provide replacement for empty
710 2008-12-12 Ian Lance Taylor <iant@google.com>
712 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
713 r_type == 0 for a local symbol with r_sym == 0.
714 (scan_relocatable_relocs): Pass r_sym to
715 local_non_section_strategy.
716 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
719 * configure.ac: Update test for TLS descriptors: they are
720 supported as of glibc 2.9.
721 * configure: Rebuild.
723 2008-12-11 Ian Lance Taylor <iant@google.com>
726 * target-reloc.h (Default_scan_relocatable_relocs): For each
727 function, map r_type == 0 to RELOC_DISCARD.
729 2008-12-10 Cary Coutant <ccoutant@google.com>
731 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
732 object to override a kept COMDAT group from a plugin object.
734 2008-12-09 Ian Lance Taylor <iant@google.com>
737 * yyscript.y (file_cmd): Handle INPUT.
739 * testsuite/initpri1.c: Change all declarations to be full
740 prototypes by adding void, to avoid compiler warnings.
742 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
744 * options.cc (General_options::parse_plugin_opt): New.
745 (General_options::add_plugin): The argument now is just the filename.
746 (General_options::add_plugin_option): New.
747 * options.h (plugin_opt): New.
748 (add_plugin): Change argument name.
749 (add_plugin_option): New.
750 * plugin.cc (Plugin::load): Don't parse the plugin option.
751 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
752 (Plugin::add_option): New.
753 (Plugin::args_): Change type.
754 (Plugin::filename_): New.
755 (Plugin_manager::add_plugin_option): New.
756 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
757 * testsuite/Makefile.in: Regenerate.
759 2008-12-05 Cary Coutant <ccoutant@google.com>
761 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
762 Handle --strip-lto-sections option.
763 * options.h (strip_lto_sections): New option.
765 2008-12-01 Cary Coutant <ccoutant@google.com>
767 * plugin.cc (ld_plugin_message): Change format parameter to const.
768 Fix mismatch between new[] and delete.
770 2008-11-14 Cary Coutant <ccoutant@google.com>
772 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
775 2008-11-05 Craig Silverstein <csilvers@google.com>
777 * options.cc (General_options::parse_dynamic_list): New function.
778 * options.h (General_options): New flags dynamic_list,
779 dynamic_list_data, dynamic_list_cpp_new, and
780 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
781 (General_options::in_dynamic_list): New function.
782 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
783 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
784 (Lex::can_continue_name): Likewise.
786 (read_script_file): New parameter script_options.
787 (read_dynamic_list): New function.
788 (Script_options::define_dynamic_list): New function.
789 (dynamic_list_keyword_parsecodes): New variable.
790 (dynamic_list_keywords): New variable.
791 * script.h (Script_options::define_dynamic_list): New function
793 (read_dynamic_list): New function prototype.
794 * symtab.cc (strprefix): New macro.
795 (Symbol::should_add_dynsym_entry): Support dynamic_list,
796 dynamic_list_data, dynamic_list_cpp_new, and
797 dynamic_list_cpp_typeinfo.
798 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
799 (dynamic_list_expr): New rule.
800 (dynamic_list_nodes): Likewise.
801 (dynamic_list_node): Likewise.
802 * testsuite/Makefile.am (dynamic_list): New test.
803 * testsuite/Makefile.in: Regenerated.
804 * testsuite/dynamic_list.t: New file.
805 * testsuite/dynamic_list.sh: New file.
807 2008-11-05 Craig Silverstein <csilvers@google.com>
809 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
810 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
811 (t11_last): Likewise.
812 * testsuite/ver_test_6.c (main): Likewise.
814 2008-10-07 Cary Coutant <ccoutant@google.com>
816 * options.c (General_options::finalize): Add check for -static and
818 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
821 2008-10-02 Cary Coutant <ccoutant@google.com>
823 * plugin.cc (make_sized_plugin_object): Fix conditional
824 compilation to work when not all targets are enabled.
826 2008-09-29 Cary Coutant <ccoutant@google.com>
828 * archive.cc (Archive::get_file_and_offset): Use filename instead
829 of name to get library path.
830 (Archive::include_member): Unlock external member of a thin archive.
832 * testsuite/Makefile.am (TEST_AR): New variable.
833 (thin_archive_test_1): New test.
834 (thin_archive_test_2): New test.
835 * testsuite/Makefile.in: Regenerate.
836 * testsuite/thin_archive_main.cc: New file.
837 * testsuite/thin_archive_test_1.cc: New file.
838 * testsuite/thin_archive_test_2.cc: New file.
839 * testsuite/thin_archive_test_3.cc: New file.
840 * testsuite/thin_archive_test_4.cc: New file.
842 2008-09-29 Cary Coutant <ccoutant@google.com>
844 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
845 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
847 (Sized_relobj::do_finalize_local_symbols): Likewise.
848 (Sized_relobj::map_to_kept_section): Likewise.
849 * object.h (Sized_relobj::invalid_address): New constant.
850 (Sized_relobj::do_output_section_offset): Check for invalid_address
852 * output.cc (Output_reloc::local_section_offset): Use constant
853 invalid_address instead of -1U.
854 (Output_reloc::get_address): Likewise.
855 (Output_section::output_address): Change -1U to -1ULL.
856 * output.h (Output_reloc::invalid_address): New constant.
857 * reloc.cc (Sized_relobj::write_sections): Use constant
858 invalid_address instead of -1U.
859 (Sized_relobj::relocate_sections): Likewise.
860 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
861 values for merge sections.
862 * target-reloc.h (relocate_for_relocatable): Use constant
863 invalid_address instead of -1U.
865 2008-09-19 Cary Coutant <ccoutant@google.com>
867 Add plugin functionality for link-time optimization (LTO).
868 * configure.ac (plugins): Add --enable-plugins option.
869 * configure: Regenerate.
870 * config.in: Regenerate.
871 * Makefile.am (LIBDL): New variable.
872 (CCFILES): Add plugin.cc.
873 (HFILES): Add plugin.h.
874 (ldadd_var): Add LIBDL.
875 * Makefile.in: Regenerate.
877 * archive.cc: Include "plugin.h".
878 (Archive::setup): Don't preread archive symbols when using a plugin.
879 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
880 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
882 (Archive::include_member): Add symbols from plugin objects.
883 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
884 * descriptors.cc (Descriptors::open): Check for file descriptors
885 abandoned by plugins.
886 (Descriptors::claim_for_plugin): New function.
887 * descriptors.h (Descriptors::claim_for_plugin): New function.
888 (Open_descriptor::is_claimed): New field.
889 (claim_descriptor_for_plugin): New function.
890 * fileread.cc (File_read::claim_for_plugin): New function.
891 * fileread.h (File_read::claim_for_plugin): New function.
892 (File_read::descriptor): New function.
893 * gold.cc: Include "plugin.h".
894 (queue_initial_tasks): Add task to call plugin hooks for generating
896 * main.cc: Include "plugin.h".
897 (main): Load plugin libraries.
898 * object.h (Pluginobj): Declare.
899 (Object::pluginobj): New function.
900 (Object::do_pluginobj): New function.
901 (Object::set_target): New function.
902 * options.cc: Include "plugin.h".
903 (General_options::parse_plugin): New function.
904 (General_options::General_options): Initialize plugins_ field.
905 (General_options::add_plugin): New function.
906 * options.h (Plugin_manager): Declare.
907 (General_options): Add --plugin option.
908 (General_options::has_plugins): New function.
909 (General_options::plugins): New function.
910 (General_options::add_plugin): New function.
911 (General_options::plugins_): New field.
912 * plugin.cc: New file.
913 * plugin.h: New file.
914 * readsyms.cc: Include "plugin.h".
915 (Read_symbols::do_read_symbols): Check for archive before checking
916 for ELF file. Call plugin hooks to claim files.
917 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
918 from a real object file; force override when processing replacement
920 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
921 (Symbol::init_base_object): Likewise.
922 (Symbol::init_base_output_data): Likewise.
923 (Symbol::init_base_output_segment): Likewise.
924 (Symbol::init_base_constant): Likewise.
925 (Symbol::init_base_undefined): Likewise.
926 (Symbol::output_section): Assert that object is not a plugin.
927 (Symbol_table::add_from_pluginobj): New function.
928 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
930 (Symbol_table::sized_write_globals): Likewise.
931 (Symbol_table::add_from_pluginobj): Instantiate template.
932 * symtab.h (Sized_pluginobj): Declare.
933 (Symbol::in_real_elf): New function.
934 (Symbol::set_in_real_elf): New function.
935 (Symbol::in_real_elf_): New field.
936 (Symbol_table::add_from_pluginobj): New function.
938 * testsuite/Makefile.am (AM_CFLAGS): New variable.
939 (LIBDL): New variable.
941 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
942 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
943 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
944 (MOSTLYCLEANFILES): Likewise.
945 * testsuite/Makefile.in: Regenerate.
946 * testsuite/plugin_test.c: New file.
947 * testsuite/plugin_test_1.sh: New file.
948 * testsuite/plugin_test_2.sh: New file.
950 2008-09-16 Ian Lance Taylor <iant@google.com>
952 * target-reloc.h (relocate_section): Check whether a symbol is
953 defined by the ABI before reporting an undefined symbol error.
954 * target.h (Target::is_defined_by_abi): Make parameter const.
955 (Target::do_is_defined_by_abi): Likewise.
956 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
957 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
958 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
959 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
960 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
961 * testsuite/Makefile.in: Rebuild.
963 * fileread.cc (make_view): Add casts to avoid warning.
965 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
967 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
968 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
970 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
972 * options.h (General_options::output_is_executable): New.
973 (General_options::output_is_pie): New.
974 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
975 for shared libraries.
976 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
978 2008-09-11 Chris Demetriou <cgd@google.com>
980 * options.h (origin): New -z option.
981 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
982 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
985 2008-09-05 Cary Coutant <ccoutant@google.com>
987 * fileread.cc (File_read::make_view): Add check for attempt to map
990 2008-09-05 Cary Coutant <ccoutant@google.com>
992 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
993 explicit instantiations.
995 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
998 * options.cc (General_options::finalize): Allow undefined symbols
999 in shlibs if linking -shared.
1002 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1003 symbols as not needing a dynsym entry.
1005 2008-08-20 Craig Silverstein <csilvers@google.com>
1007 * fileread.cc (File_read::open): Do not lock the file unless it
1008 was successfully opened.
1010 2008-08-14 Cary Coutant <ccoutant@google.com>
1012 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1013 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1014 * testsuite/tls_test.cc (struct int128): 128-bit struct
1015 for testing TLS relocs with non-zero addend.
1016 (v12): New TLS variable.
1018 (t_last): Add check for v12.
1019 * testsuite/tls_test.h (t12): New function.
1020 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1022 2008-08-13 Ian Lance Taylor <iant@google.com>
1024 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1025 set tls_segment_ or relro_segment_.
1026 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1028 * output.h (Output_section::clear_is_relro): New function.
1029 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1030 sections specially even when output_data_ is empty.
1031 (Output_segment::maximum_alignment): When first section is relro,
1032 only force alignment for PT_LOAD segments.
1033 * script.cc (script_data_segment_align): New function.
1034 (script_data_segment_relro_end): New function.
1035 * script-c.h (script_data_segment_align): Declare.
1036 (script_data_segment_relro_end): Declare.
1037 * script-sections.h (class Script_sections): Declare
1038 data_segment_align and data_segment_relro_end. Add fields
1039 segment_align_index_ and saw_relro_end_.
1040 * script-sections.cc (class Sections_element): Add set_is_relro
1041 virtual function. Add new bool* parameter to place_orphan_here.
1042 Add get_output_section virtual function.
1043 (class Output_section_definition): Add set_is_relro. Add new
1044 bool* parameter to place_orphan_here. Add get_output_section.
1045 Add is_relro_ field.
1046 (Output_section_definition::Output_section_definition): Initialize
1047 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1048 and is_relro_ fields.
1049 (Output_section_definition::place_orphan_here): Add is_relro
1051 (Output_section_definition::set_section_addresses): Set relro for
1053 (Output_section_definition::alternate_constraint): Likewise.
1054 (class Orphan_output_section): Add new bool* parameter to
1055 place_orphan_here. Add get_output_section.
1056 (Orphan_output_section::place_orphan_here): Add is_relro
1058 (Script_sections::Script_sections): Initialize
1059 data_segment_align_index_ and saw_relro_end_.
1060 (Script_sections::data_segment_align): New function.
1061 (Script_sections::data_segment_relro_end): New function.
1062 (Script_sections::place_orphan): Set or clear is_relro.
1063 (Script_sections::set_section_addresses): Force alignment of first
1065 * yyscript.y (exp): Call script_data_segment_align and
1066 script_data_segment_relro_end.
1067 * testsuite/relro_script_test.t: New file.
1068 * testsuite/relro_test.cc (using_script): Declare.
1069 (t1, t2): Test using_script.
1070 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1071 (relro_script_test_SOURCES): Define.
1072 (relro_script_test_DEPENDENCIES): Define.
1073 (relro_script_test_LDFLAGS): Define.
1074 (relro_script_test_LDADD): Define.
1075 (relro_script_test.so): New target.
1076 * testsuite/Makefile.in: Rebuild.
1078 2008-08-06 Cary Coutant <ccoutant@google.com>
1080 * archive.cc (Archive::total_archives, Archive::total_members)
1081 (Archive::total_members_loaded): New variables.
1082 (Archive::setup): Add parameter. Add option to preread
1084 (Archive::read_armap): Add counter.
1085 (Archive::get_file_and_offset): New function.
1086 (Archive::get_elf_object_for_member): New function.
1087 (Archive::read_all_symbols): New function.
1088 (Archive::read_symbols): New function.
1089 (Archive::add_symbols): Add counters.
1090 (Archive::include_all_members): Use armap to find members if it's
1092 (Archive::include_member): Skip reading symbols if already read.
1093 Factored code into Archive::get_file_and_offset and
1094 Archive::get_elf_object_for_member. Changed call to
1095 Mapfile::report_include_archive_member.
1096 (Archive::print_stats): New function.
1097 * archive.h: Declare Object and Read_symbols_data classes.
1098 (Archive::Archive): Add initializers for new members.
1099 (Archive::setup): Add parameter.
1100 (Archive::print_stats): New function.
1101 (Archive::total_archives, Archive::total_members)
1102 (Archive::total_members_loaded): New variables.
1103 (Archive::get_file_and_offset): New function.
1104 (Archive::get_elf_object_for_member): New function.
1105 (Archive::read_all_symbols): New function.
1106 (Archive::read_symbols): New function.
1107 (Archive::Archive_member): New class.
1108 (Archive::members_): New member.
1109 (Archive::num_members_): New member.
1110 * main.cc: Include archive.h.
1111 (main): Call Archive::print_stats.
1112 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1113 archive parameter; member_name is now the fully-decorated name.
1114 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1115 * options.h: (General_options): Add --preread-archive-symbols option.
1116 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1119 2008-08-04 Ian Lance Taylor <iant@google.com>
1121 * symtab.h (Symbol::use_plt_offset): New function.
1122 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1123 * powerpc.cc (Relocate::relocate): Likewise.
1124 * sparc.cc (Relocate::relocate): Likewise.
1125 * x86_64.cc (Relocate::relocate): Likewise.
1126 * testsuite/weak_plt.sh: New test.
1127 * testsuite/weak_plt_main.cc: New test.
1128 * testsuite/weak_plt_shared.cc: New test.
1129 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1130 (check_PROGRAMS): Add weak_plt.
1131 (check_DATA): Add weak_plt_shared.so.
1132 (weak_plt_main_pic.o, weak_plt): New targets.
1133 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1134 * testsuite/Makefile.in: Rebuild.
1136 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1138 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1139 * testsuite/Makefile.in: Rebuild.
1141 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1143 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1144 * Makefile.in: Regenerate.
1145 * po/POTFILES.in: Regenerate.
1147 2008-07-29 Ian Lance Taylor <iant@google.com>
1149 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1150 symbols before other symbols.
1151 * testsuite/script_test_2.cc (test_addr): Declare.
1152 (test_addr_alias): Declare.
1153 (main): Check that test_addr and test_addr_alias have the right
1155 * testsuite/script_test_2.t: Define test_addr_alias and
1158 2008-07-24 Ian Lance Taylor <iant@google.com>
1161 * descriptors.cc: New file.
1162 * descriptors.h: New file.
1163 * gold-threads.h (class Hold_optional_lock): New class.
1164 * fileread.cc: Include "descriptors.h".
1165 (File_read::~File_read): Release descriptor rather than closing
1167 (File_read::open) [file]: Call open_descriptor rather than open.
1168 Set is_descriptor_opened_.
1169 (File_read::open) [memory]: Assert that descriptor is not open.
1170 (File_read::reopen_descriptor): New function.
1171 (File_read::release): Release descriptor.
1172 (File_read::do_read): Make non-const. Reopen descriptor.
1173 (File_read::read): Make non-const.
1174 (File_read::make_view): Reopen descriptor.
1175 (File_read::do_readv): Likewise.
1176 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1177 Update declarations.
1178 * layout.cc: Include "descriptors.h".
1179 (Layout::create_build_id): Use open_descriptor rather than open.
1180 * output.cc: Include "descriptors.h".
1181 (Output_file::open): Use open_descriptor rather than open.
1182 * archive.cc (Archive::const_iterator): Change Archive to be
1184 (Archive::begin, Archive::end): Make non-const.
1185 (Archive::count_members): Likewise.
1186 * archive.h (class Archive): Update declarations.
1187 * object.h (Object::read): Make non-const.
1188 * Makefile.am (CCFILES): Add descriptors.cc.
1189 (HFILES): Add descriptors.h.
1190 * Makefile.in: Rebuild.
1193 * gold.h: Always include <clocale>. Add Solaris workarounds
1194 following code in binutils/sysdep.h.
1197 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1198 this->eh_frame_hdr_ is NULL before using it.
1200 * dynobj.cc (Versions::Versions): Update comment.
1202 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1203 the base version name.
1205 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1206 array size plus one.
1207 (Stringpool_template::set_string_offsets): Subtract one from key
1208 before using it as an array index.
1209 (Stringpool_template::get_offset_with_length): Likewise.
1210 (Stringpool_template::write_to_buffer): Likewise.
1211 * stringpool.h (Stringpool_template::get_offset_from_key):
1214 2008-07-23 Ian Lance Taylor <iant@google.com>
1217 * object.h (Merged_symbol_value::value): Do our best to handle a
1221 * script.cc (Version_script_info::get_versions): Don't add empty
1222 version tag to return value.
1223 (Version_script_info::get_symbol_version_helper): Change return
1224 type to bool. Add pversion parameter. Change all callers.
1225 (script_register_vers_node): Don't require a non-NULL tag.
1226 * script.h (class Version_script_info): Update declarations.
1227 (Version_script_info::get_symbol_version): Change return type to
1228 bool. Add version parameter. Change all callers.
1229 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1230 handling. Handle an empty version from a version script.
1231 (Symbol_table::define_special_symbol): Likewise.
1232 * testsuite/ver_test_10.script: New file.
1233 * testsuite/ver_test_10.sh: New file.
1234 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1235 (check_DATA): Add ver_test_10.syms.
1236 (ver_test_10.syms, ver_test_10.so): New target.
1237 * testsuite/Makefile.in: Rebuild.
1239 2008-07-23 Simon Baldwin <simonb@google.com>
1241 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1242 to zero for undefined symbols from dynamic libraries.
1244 2008-07-23 Ian Lance Taylor <iant@google.com>
1246 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1248 * symtab.h (class Symbol_table): Update declaration.
1249 * testsuite/ver_test_9.cc: New file.
1250 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1251 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1252 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1253 (ver_test_9.so, ver_test_9.o): New targets.
1254 * testsuite/Makefile.in: Rebuild.
1256 2008-07-22 Ian Lance Taylor <iant@google.com>
1258 * options.h (class General_options): Define --check-sections.
1259 * layout.cc (Layout::set_segment_offsets): Handle
1262 * options.h (class General_options): Define -n/--nmagic and
1264 * options.cc (General_options::finalize): For -n/--nmagic or
1265 -N/--omagic, set -static.
1266 * layout.cc (Layout::attach_allocated_section_to_segment): If
1267 -N/--omagic, don't put read-only and read-write sections in
1269 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1270 finding a read-only segment.
1271 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1272 don't set the minimum segment alignment to the common page size,
1273 and don't set the file offset to the address modulo the page size.
1274 * script-sections.cc (Script_sections::create_segments): If
1275 -n/--omagic, don't put read-only and read-write sections in
1278 * cref.cc: New file.
1280 * options.h (class General_options): Add --print-symbol-counts.
1281 * main.cc (main): Issue defined symbol report if requested.
1282 * archive.cc (Archive::interpret_header): Make into a const member
1284 (Archive::add_symbols): Call Input_objects::archive_start and
1286 (Archive::const_iterator): Define new class.
1287 (Archive::begin, Archive::end): New functions.
1288 (Archive::include_all_members): Rewrite to use iterator.
1289 (Archive::count_members): New function.
1290 * archive.h (class Archive): Update declarations.
1291 (Archive::filename): New function.
1292 * object.cc: Include "cref.h".
1293 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1294 (Sized_relobj::do_get_global_symbol_counts): New function.
1295 (Input_objects::add_object): Add object to cross-referencer.
1296 (Input_objects::archive_start): New function.
1297 (Input_objects::archive_stop): New function.
1298 (Input_objects::print_symbol_counts): New function.
1299 * object.h: Declare Cref and Archive.
1300 (Object::get_global_symbol_counts): New function.
1301 (Object::do_get_global_symbol_counts): New pure virtual function.
1302 (class Sized_relobj): Add defined_count_ field. Update
1304 (class Input_objects): Add cref_ field. Update constructor.
1305 Update declarations.
1306 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1308 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1310 (Sized_dynobj::do_get_global_symbol_counts): New function.
1311 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1312 defined_count_. Update declarations. Define Symbols typedef.
1313 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1314 parameter. Change all callers.
1315 (Symbol_table::add_from_dynobj): Add sympointers and defined
1316 parameters. Change all callers.
1317 * symtab.h (class Symbol_table): Update declarations.
1318 * Makefile.am (CCFILES): Add cref.cc.
1319 (HFILES): Add cref.h.
1320 * Makefile.in: Rebuild.
1322 2008-07-22 Simon Baldwin <simonb@google.com>
1324 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1325 to zero when writing undefined symbols.
1327 2008-07-22 Ian Lance Taylor <iant@google.com>
1329 * output.cc (Output_section::add_input_section): Don't try to
1330 merge empty merge sections.
1332 2008-07-21 Craig Silverstein <csilvers@google.com>
1334 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1335 Include symbol version in error message.
1337 2008-07-20 Chris Demetriou <cgd@google.com>
1339 * configure.ac (gold_cv_c_random_seed): New configured variable.
1340 (RANDOM_SEED_CFLAGS): New substituted variable.
1341 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1342 * configure: Rebuild.
1343 * Makefile.in: Likewise.
1344 * testsuite/Makefile.in: Likewise.
1346 2008-07-18 Ian Lance Taylor <iant@google.com>
1348 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1349 where we see NAME/NULL and NAME/VERSION as separate symbols.
1350 * testsuite/ver_test_main.cc (main): Call t4.
1351 (t4, t4_2a): Define.
1352 * testsuite/ver_test_2.cc (t4_2): Define.
1353 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1354 * testsuite/ver_test_4.cc (t4_2a): Define.
1355 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1356 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1358 2008-07-17 Ian Lance Taylor <iant@google.com>
1360 * dynobj.cc (Versions::add_def): If we give an error about a
1361 missing version, go ahead and create the version anyhow.
1363 2008-07-10 Ian Lance Taylor <iant@google.com>
1365 Handle output sections with more than 0x7fffffff bytes.
1366 * object.h (class Relobj): Change map_to_output_ to
1367 output_sections_, and just keep a section pointer. Change all
1368 uses. Move comdat group support to Sized_relobj.
1369 (Relobj::is_section_specially_mapped): Remove.
1370 (Relobj::output_section): Remove poff parameter. Change all
1372 (Relobj::output_section_offset): New function.
1373 (Relobj::set_section_offset): Rewrite.
1374 (Relobj::map_to_output): Remove.
1375 (Relobj::output_sections): New function.
1376 (Relobj::do_output_section_offset): New pure virtual function.
1377 (Relobj::do_set_section_offset): Likewise.
1378 (class Sized_relobj): Add section_offsets_ field. Add comdat
1379 group support from Relobj. Update declarations.
1380 (Sized_relobj::get_output_section_offset): New function.
1381 (Sized_relobj::do_output_section_offset): New function.
1382 (Sized_relobj::do_set_section_offset): New function.
1383 * object.cc (Relobj::output_section_address): Remove.
1384 (Sized_relobj::Sized_relobj): Initialize new fields.
1385 (Sized_relobj::include_section_group): Cast find_kept_object to
1387 (Sized_relobj::include_linkonce_section): Likewise.
1388 (Sized_relobj::do_layout): Use separate arrays for output section
1390 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1392 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1393 output_sections and section_offsets.
1394 (Sized_relobj::write_local_symbols): Likewise.
1395 (map_to_kept_section): Compute output address directly.
1396 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1397 output_sections and section_offsets.
1398 (Sized_relobj::write_sections): Likewise.
1399 (Sized_relobj::relocate_sections): Likewise.
1400 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1401 * output.h (class Output_reloc): Update declarations. Change
1402 u2_.relobj to Sized_relobj*.
1403 (class Output_data_reloc): Change add functions to use
1405 * output.cc (Output_reloc::Output_reloc): Change relobj to
1407 (Output_reloc::local_section_offset): Change return type to
1408 Elf_Addr. Use get_output_section_offset.
1409 (Output_reloc::get_address): Likewise.
1410 (Output_section::is_input_address_mapped): Don't call
1411 is_section_specially_mapped.
1412 (Output_section::output_offset): Likewise.
1413 (Output_section::output_address): Likewise.
1414 (Output_section::starting_output_address): Likewise.
1415 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1416 parameter to Sized_relobj*.
1417 (Copy_relocs::need_copy_reloc): Likewise.
1418 (Copy_relocs::save): Likewise.
1419 * copy-relocs.h (class Copy_relocs): Update declarations.
1420 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1421 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1422 * target-reloc.h (relocate_for_relocatable): Change
1423 offset_in_output_section type to Elf_Addr. Change code that uses
1425 * layout.cc (Layout::layout): Always set *off.
1426 * mapfile.cc (Mapfile::print_input_section): Use
1427 output_section_offset.
1428 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1430 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1431 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1432 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1434 2008-07-03 Ian Lance Taylor <iant@google.com>
1436 * layout.cc (Layout::include_section): Do not discard unrecognized
1437 SHT_STRTAB sections.
1439 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1441 * script.cc (Lex::can_continue_name): Make '?' allowable in
1442 version-script names.
1443 * testsuite/version_script.map: Change glob pattern to use '?'
1445 2008-06-30 Manish Singh <yosh@gimp.org>
1448 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1451 2008-06-30 Ian Lance Taylor <iant@google.com>
1455 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1456 versions]: Don't try to read the value in the contents, since we
1457 don't use it. Use the template endianness when writing.
1459 2008-06-25 Cary Coutant <ccoutant@google.com>
1461 * fileread.cc (File_read::make_view): Assert on zero-length view.
1462 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1463 symbol table when there are no symbols to read.
1465 2008-06-23 Craig Silverstein <csilvers@google.com>
1467 * version.cc (version_string): Bump to 1.7
1469 2008-06-18 Craig Silverstein <csilvers@google.com>
1471 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1472 constant 0xFFFF to type Valtype.
1473 (Powerpc_relocate_functions::rel16_ha): Likewise.
1475 2008-06-17 Ian Lance Taylor <iant@google.com>
1477 * output.h (Output_section::Input_section): Initialize p2align_ to
1478 zero for Output_section_data constructors.
1479 (Output_section::Input_section::addralign): If not an input
1480 section, return the alignment of the Output_section_data.
1481 * testsuite/copy_test.cc: New file.
1482 * testsuite/copy_test_1.cc: New file.
1483 * testsuite/copy_test_2.cc: New file.
1484 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1485 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1486 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1487 (copy_test_1_pic.o, copy_test_1.so): New targets.
1488 (copy_test_2_pic.o, copy_test_2.so): New targets.
1489 * testsuite/Makefile.in: Rebuild.
1491 * script-sections.cc (Script_sections::place_orphan): Initialize
1492 local variable exact.
1494 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1496 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1498 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1499 David S. Miller <davem@davemloft.net>
1501 * powerpc.cc: New file.
1502 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1503 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1504 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1505 * Makefile.in: Rebuild.
1507 2008-06-09 Ian Lance Taylor <iant@google.com>
1509 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1511 (throwing, orig_terminate): New static variables.
1512 (terminate_handler): New static function.
1513 (t2): Set terminate handler.
1515 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1518 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1521 2008-05-30 Cary Coutant <ccoutant@google.com>
1523 * archive.cc (Archive::include_all_members) Correct to step
1524 over symbol table and extended name table in thin archives.
1526 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1529 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1532 2008-05-28 Caleb Howe <cshowe@google.com>
1534 * reduced_debug_output.cc: New file.
1535 * reduced_debug_output.h: New file.
1536 * options.h (class General_options): Add --strip-debug-non-line.
1537 * options.cc (General_options::finalize): Add strip_debug_non_line
1538 to the strip heirarchy.
1539 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1541 * layout.cc: Include "reduced_debug_output.h".
1542 (Layout::Layout): Initialize new fields.
1543 (line_only_debug_sections): New static array.
1544 (is_lines_only_debug_sections): New static inline function.
1545 (Layout::include_section): Handle --strip-debug-non-line.
1546 (Layout::make_output_section): If --strip-debug-non-line, build
1547 new output sections for .debug_abbrev and .debug_info.
1548 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1549 gold. Warn about possible overflow.
1550 (read_signed_LEB_128): Likewise.
1551 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1552 (read_signed_LEB_128): Declare.
1553 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1554 (HFILES): Add reduced_debug_output.h.
1555 * Makefile.in: Rebuild.
1557 2008-05-21 Ian Lance Taylor <iant@google.com>
1559 * mapfile.cc: New file.
1560 * mapfile.h: New file.
1561 * options.h (class General_options): Add -M/--print-map and -Map.
1562 * options.cc (General_options::finalize): Make -M equivalent to
1564 * main.cc: Include <cstdio> and "mapfile.h".
1565 (main): Open mapfile if requested.
1566 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1567 constructor. Change caller.
1568 (queue_initial_tasks): Add mapfile parameter. Change caller.
1569 (queue_middle_tasks): Likewise.
1570 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1572 * archive.cc: Include "mapfile.h".
1573 (Archive::add_symbols): Add mapfile parameter. Change all
1574 callers. Pass mapfile, symbol, and reason to include_member.
1575 (Archive::include_all_members): Add mapfile parameter. Change all
1577 (Archive::include_member): Add mapfile, sym, and why parameters.
1578 Change all callers. Report inclusion to map file.
1579 * archive.h: Include "fileread.h".
1580 (class Archive): Update declarations.
1581 (Archive::file): New const method.
1582 (class Add_archive_symbols): Add mapfile_ field. Update
1583 constructor. Change all callers.
1584 * readsyms.h (class Read_symbols): Likewise.
1585 (class Finish_group): Likewise.
1586 (class Read_script): Likewise.
1587 * common.cc: Include "mapfile.h".
1588 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1590 (Symbol_table::do_allocate_commons): Likewise.
1591 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1592 symbol allocation to mapfile.
1593 * common.h (class Allocate_commons_task): Add mapfile_ field.
1594 Update constructor. Change all callers.
1595 * symtab.h (class Symbol_table): Update declarations.
1596 * layout.cc: Include "mapfile.h".
1597 (Layout_task_runner::run): Print information to mapfile.
1598 (Layout::create_gold_note): Change Output_data_fixed_space to
1599 Output_data_zero_fill.
1600 (Layout::create_build_id): Likewise.
1601 (Layout::print_to_mapfile): New function.
1602 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1603 constructor. Change caller.
1604 (class Layout): Declare print_to_mapfile.
1605 * output.cc (Output_section::Input_section::print_to_mapfile): New
1607 (Output_section::add_input_section): If producing a map, always
1608 add to input_sections_ list.
1609 (Output_section::do_print_to_mapfile): New function.
1610 (Output_segment::print_sections_to_mapfile): New function.
1611 (Output_segment::print_section_list_to_mapfile): New function.
1612 * output.h: Include "mapfile.h".
1613 (Output_data::print_to_mapfile): New function.
1614 (Output_data::do_print_to_mapfile): New virtual function.
1615 (Output_segment_headers::do_print_to_mapfile): New function.
1616 (Output_file_header::do_print_to_mapfile): New function.
1617 (Output_data_const::do_print_to_mapfile): New function.
1618 (class Output_data_const_buffer): Add map_name_ field. Update
1619 constructor. Change all callers. Add do_print_to_mapfile
1621 (class Output_data_fixed_space): Likewise.
1622 (class Output_data_space): Likewise.
1623 (class Output_data_zero_fill): New class.
1624 (Output_data_strtab::do_print_to_mapfile): New function.
1625 (Output_data_reloc_base::do_print_to_mapfile): New function.
1626 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1627 (Output_data_group::do_print_to_mapfile): New function.
1628 (Output_data_got::do_print_to_mapfile): New function.
1629 (Output_data_dynamic::do_print_to_mapfile): New function.
1630 (Output_symtab_xindex::do_print_to_mapfile): New function.
1631 (class Output_section): Declare do_print_to_mapflie. Declare
1632 print_to_mapfile in Input_section.
1633 (class Output_segment): Declare new functions.
1634 * object.h (Sized_relobj::symbol_count): New function.
1635 * script-sections.cc
1636 (Output_section_element_dot_assignment::set_section_addresses):
1637 Change Output_data_fixed_space to Output_data_zero_fill.
1638 (Output_data_expression::do_print_to_mapfile): New function.
1639 * script.cc (read_input_script): Add mapfile parameter. Change
1641 * script.h (read_input_script): Update declaration.
1642 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1643 (Eh_frame::do_print_to_mapfile): New function.
1644 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1645 (Output_merge_string::do_print_to_mapfile): New function.
1646 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1648 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1650 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1652 * Makefile.am (CCFILES): Add mapfile.cc.
1653 (HFILES): Add mapfile.h.
1654 * Makefile.in: Rebuild.
1656 2008-05-19 Ian Lance Taylor <iant@google.com>
1658 * options.h (class General_options): Add -z relro.
1659 * layout.cc (Layout::Layout): Initialize relro_segment_.
1660 (Layout::add_output_section_data): Return the output section.
1661 (Layout::make_output_section): Rcognize relro sections and mark
1663 (Layout::attach_allocated_section_to_segment): Put relro sections
1664 in a PT_GNU_RELRO segment.
1665 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1667 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1669 (Layout::linkonce_mapping): Map d.rel.ro.local to
1671 (Layout::output_section_name): Us .data.rel.ro.local for any
1672 section which begins with that.
1673 * layout.h (class Layout): Update add_output_section_data
1674 declaration. Add relro_segment_ field.
1675 * output.cc (Output_section::Output_section): Initialize is_relro_
1676 and is_relro_local_ fields.
1677 (Output_segment::add_output_section): Group relro sections.
1678 (Output_segment::is_first_section_relro): New function.
1679 (Output_segment::maximum_alignment): If there is a relro section,
1680 align the segment to the common page size.
1681 (Output_segment::set_section_addresses): Track whether we are
1682 looking at relro sections. If the last section is a relro
1683 section, align to the common page size.
1684 (Output_segment::set_section_list_addresses): Add in_relro
1685 parameter. Change all callers. Align to the page size when
1686 moving from relro to non-relro section.
1687 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1689 * output.h (class Output_section): Add is_relro_ and
1690 is_relro_local_ fields.
1691 (Output_section::is_relro): New function.
1692 (Output_section::set_is_relro): New function.
1693 (Output_section::is_relro_local): New function.
1694 (Output_section::set_is_relro_local): New function.
1695 (class Output_segment): Update declarations.
1696 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1697 * sparc.cc (Target_sparc::got_section): Likewise.
1698 * x86_64.cc (Target_x86_64::got_section): Likewise.
1699 * testsuite/relro_test_main.cc: New file.
1700 * testsuite/relro_test.cc: New file.
1701 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1702 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1703 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1704 (relro_test.so, relro_test_pic.o): New targets.
1705 * testsuite/Makefile.in: Rebuild.
1707 2008-05-16 Ian Lance Taylor <iant@google.com>
1709 * output.cc (Output_segment::add_output_section): Remove front
1711 * output.h (class Output_segment): Remove
1712 add_initial_output_section and overloaded add_output_section.
1713 Update declaration of remaining add_output_section.
1714 * layout.cc (Layout::create_interp): Call add_output_section
1715 rather than add_initial_output_section.
1716 (Layout::finish_dynamic_section): Likewise.
1718 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1719 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1720 know the dynamic type.
1721 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1722 field. Initialize it in constructor.
1723 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1724 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1725 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1728 * output.cc (Output_reloc::get_address): Change return type to
1730 * output.h (class Output_reloc): Update get_address declaration.
1731 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1732 for section addresses.
1734 2008-05-09 Ian Lance Taylor <iant@google.com>
1737 * gold.cc (gold_nomem): Use return value of write.
1739 2008-05-08 Ian Lance Taylor <iant@google.com>
1741 * symtab.c (Symbol::init_base_output_data): Add version
1742 parameter. Change all callers.
1743 (Symbol::init_base_output_segment): Likewise.
1744 (Symbol::init_base_constant): Likewise.
1745 (Symbol::init_base_undefined): Likewise.
1746 (Sized_symbol::init_output_data): Likewise.
1747 (Sized_symbol::init_output_segment): Likewise.
1748 (Sized_symbol::init_constant): Likewise.
1749 (Sized_symbol::init_undefined): Likewise.
1750 (Symbol_table::do_define_in_output_data): If the new symbol has a
1751 version, mark it as the default.
1752 (Symbol_table::do_define_in_output_segment): Likewise.
1753 (Symbol_table::do_define_as_constant): Likewise.
1754 * symtab.h (class Symbol): Update declarations.
1755 (class Sized_symbol): Likewise.
1756 * resolve.cc (Symbol::override_version): New function.
1757 (Symbol::override_base): Call override_version.
1758 (Symbol::override_base_with_special): Likewise.
1759 * testsuite/ver_script_8.script: New file.
1760 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1761 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1762 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1763 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1765 2008-05-06 Ian Lance Taylor <iant@google.com>
1768 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1770 (class General_options): Remove existing --undefined, and add
1771 --no-undefined instead. Add new --undefined as synonym for -u.
1772 * archive.cc (Archive::add_symbols): Check whether symbol was
1774 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1775 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1776 all uses. Add IS_UNDEFINED. Update declarations to split
1777 different versions of init_base. Declare init_base_undefined.
1778 (Symbol::is_defined): Handle IS_UNDEFINED.
1779 (Symbol::is_undefined): Likewise.
1780 (Symbol::is_weak_undefined): Call is_undefined.
1781 (Symbol::is_absolute): Handle IS_CONSTANT.
1782 (class Sized_symbol): Update declarations to split different
1783 versions of init. Declare init_undefined.
1784 (class Symbol_table): Declare new functions.
1785 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1787 (Symbol::init_base_output_data): Likewise.
1788 (Symbol::init_base_output_segment): Likewise.
1789 (Symbol::init_base_constant): Likewise.
1790 (Symbol::init_base_undefined): New function.
1791 (Sized_symbol::init_object): Rename from init. Change all
1793 (Sized_symbol::init_output_data): Likewise.
1794 (Sized_symbol::init_output_segment): Likewise.
1795 (Sized_symbol::init_constant): Likewise.
1796 (Sized_symbol::init_undefined): New function.
1797 (Symbol_table::add_undefined_symbols_from_command_line): New
1799 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1801 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1802 (Symbol::output_section): Likewise.
1803 (Symbol::set_output_section): Likewise.
1804 (Symbol_table::sized_finalize_symbol): Likewise.
1805 (Symbol_table::sized_write_globals): Likewise.
1806 * resolve.cc (Symbol_table::should_override): Likewise.
1807 (Symbol::override_base_with_special): Likewise.
1809 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1810 symbol, change it to have default visibility.
1811 * testsuite/protected_1.cc: New file.
1812 * testsuite/protected_2.cc: New file.
1813 * testsuite/protected_3.cc: New file.
1814 * testsuite/protected_main_1.cc: New file.
1815 * testsuite/protected_main_2.cc: New file.
1816 * testsuite/protected_main_3.cc: New file.
1817 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1818 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1819 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1820 (protected_1.so): New target.
1821 (protected_1_pic.o, protected_2_pic.o): New targets.
1822 (protected_3_pic.o): New target.
1823 (check_PROGRAMS): Add protected_2.
1824 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1825 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1826 * testsuite/Makefile.in: Rebuild.
1828 * options.h (DEFINE_var): Add set_user_set_##varname__.
1829 (DEFINE_bool_alias): New macro.
1830 (class General_options): Define -Bstatic using DEFINE_bool_alias
1831 rather than DEFINE_special. Add --undefined as an alias for -z
1833 * options.cc (General_options::parse_Bstatic): Remove.
1835 * options.h (class General_options): Add --fatal-warnings.
1836 * main.cc (main): Implement --fatal-warnings.
1837 * errors.h (Errors::warning_count): New function.
1839 * options.h (class General_options): Add -Bsymbolic-functions.
1840 * symtab.h (Symbol::is_preemptible): Check for
1841 -Bsymbolic-functions.
1843 2008-05-05 Ian Lance Taylor <iant@google.com>
1845 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1846 as noVARNAME rather than no-VARNAME.
1847 (class General_options): Add option -z combreloc.
1848 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1850 (Output_reloc::sort_before) [SHT_REL]: New function.
1851 (Output_reloc::sort_before) [SHT_RELA]: New function.
1852 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1853 Sort_relocs_comparison.
1854 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1855 parameter. Change all callers.
1856 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1857 sort_relocs parameter. Change all callers.
1858 * output.cc (Output_reloc::get_address): New function, broken out
1860 (Output_reloc::write_rel): Call it.
1861 (Output_reloc::compare): New function.
1862 (Output_data_reloc_base::do_write): Optionally sort relocs.
1864 * configure.ac: If targ_extra_obj is set, link it in.
1865 * configure.tgt: Initialize all variables.
1866 (x86_64*): Set targ_extra_obj and targ_extra_size.
1867 * configure: Rebuild.
1869 * object.cc (Sized_relobj::include_section_group): Adjust section
1870 indexes read from group data. Build vector to pass to
1872 * layout.cc (Layout::layout_group): Add flags and shndxes
1873 parameters. Remove contents parameter. Change caller. Update
1874 explicit instantiations.
1875 * layout.h (class Layout): Update layout_group declaration.
1876 * output.cc (Output_data_group::Output_data_group): Add flags and
1877 input_shndxes parameters. Remove contents parameter. Change
1879 (Output_data_group::do_write): Change input_sections_ to
1881 * output.h (class Output_data_group): Update constructor
1882 declaration. Rename input_sections_ to input_shndxes_.
1883 * testsuite/many_sections_test.cc: Add template.
1885 2008-04-30 Cary Coutant <ccoutant@google.com>
1887 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1889 * layout.cc (Layout::include_section): Refactored check for debug
1891 (Layout::add_comdat): Add new parameters. Change type
1892 of signature parameter. Add object and shndx to signatures table.
1893 (Layout::find_kept_object): New function.
1894 * layout.h: Include <cstring>.
1895 (Layout::is_debug_info_section): New function.
1896 (Layout::add_comdat): Add new parameters.
1897 (Layout::find_kept_object): New function.
1898 (Layout::Kept_section): New struct.
1899 (Layout::Signatures): Change type of map range.
1900 * object.cc (Relobj::output_section_address): New function.
1901 (Sized_relobj::include_section_group): Add new parameters. Change
1902 calls to Layout::add_comdat. Change to build table of kept comdat
1903 groups and table mapping discarded sections to kept sections.
1904 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1905 (Sized_relobj::do_layout): Change calls to include_section_group and
1906 include_linkonce_section.
1907 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1908 value to zero when section is discarded.
1909 (Sized_relobj::map_to_kept_section): New function.
1910 * object.h (Relobj::output_section_address): New function.
1911 (Relobj::Comdat_group): New type.
1912 (Relobj::find_comdat_group): New function.
1913 (Relobj::Comdat_group_table): New type.
1914 (Relobj::Kept_comdat_section): New type.
1915 (Relobj::Kept_comdat_section_table): New type.
1916 (Relobj::add_comdat_group): New function.
1917 (Relobj::set_kept_comdat_section): New function.
1918 (Relobj::get_kept_comdat_section): New function.
1919 (Relobj::comdat_groups_): New field.
1920 (Relobj::kept_comdat_sections_): New field.
1921 (Symbol_value::input_value): Update comment.
1922 (Sized_relobj::map_to_kept_section) New function.
1923 (Sized_relobj::include_linkonce_section): Add new parameter.
1924 * target-reloc.h (Comdat_behavior): New type.
1925 (get_comdat_behavior): New function.
1926 (relocate_section): Add code to map a discarded section to the
1927 corresponding kept section when applying a relocation.
1929 2008-04-30 Craig Silverstein <csilvers@google.com>
1931 * dwarf_reader.cc (next_generation_count): New static var.
1932 (Addr2line_cache_entry): New struct.
1933 (addr2line_cache): New static var.
1934 (Dwarf_line_info::one_addr2line): Added caching.
1935 (Dwarf_line_info::clear_addr2line_cache): New function.
1936 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1937 cache-size parameter.
1938 (Dwarf_line_info::one_addr2line_cache): New function.
1939 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1940 new cache-size argument to one_addr2line(), and clear cache.
1942 2008-04-28 Cary Coutant <ccoutant@google.com>
1944 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1945 R_386_PC8 relocations.
1947 2008-04-23 Ian Lance Taylor <iant@google.com>
1949 * object.cc (Sized_relobj::include_section_group): Check for
1950 invalid section group.
1952 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1955 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1956 than read for file header.
1957 * archive.cc (Archive::include_member): Likewise.
1959 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1961 * aclocal.m4: Regenerate.
1962 * configure: Regenerate.
1964 2008-04-19 Ian Lance Taylor <iant@google.com>
1966 * version.cc (version_string): Bump to 1.6.
1968 * testsuite/Makefile.am (many_sections_r_test): New target.
1969 (many_sections_r_test_SOURCES): Remove.
1970 (many_sections_r_test_DEPENDENCIES): Remove.
1971 (many_sections_r_test_LDFLAGS): Remove.
1972 (many_sections_r_test_LDADD): Remove.
1974 * object.cc (Sized_relobj::do_add_symbols): Always pass
1975 local_symbol_count_ to add_from_relobj.
1977 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1978 every thousand variables.
1979 * testsuite/Makefile.in: Rebuild.
1981 * object.cc (Xindex::initialize_symtab_xindex): New function.
1982 (Xindex::read_symtab_xindex): New function.
1983 (Xindex::sym_xindex_to_shndx): New function.
1984 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1986 (Sized_relobj::do_initialize_xindex): New function.
1987 (Sized_relobj::do_read_symbols): Adjust section links.
1988 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1989 parameter. Change all callers.
1990 (Sized_relobj::include_section_group): Adjust section links and
1991 symbol section indexes.
1992 (Sized_relobj::do_layout): Adjust section links.
1993 (Sized_relobj::do_count_local_symbols): Adjust section links and
1994 symbol section indexes.
1995 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1996 ordinary and special symbols.
1997 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1998 dynsym_xindex parameters. Change all callers. Adjust section
1999 links. Use SHN_XINDEX when needed.
2000 (Sized_relobj::get_symbol_location_info): Adjust section links.
2001 Don't get fooled by special symbols.
2002 * object.h (class Xindex): Define.
2003 (class Object): Add xindex_ parameter. Declare virtual functoin
2004 do_initialize_xindex.
2005 (Object::adjust_sym_shndx): New function.
2006 (Object::set_xindex): New protected function.
2007 (class Symbol_value): Add is_ordinary_shndx_ field.
2008 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2009 (Symbol_value::value): Assert ordinary section.
2010 (Symbol_value::initialize_input_to_output_map): Likewise.
2011 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2013 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2015 (class Sized_relobj): Update declarations.
2016 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2017 parameter. Change all callers.
2018 (Sized_relobj::adjust_shndx): New function.
2019 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2021 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2022 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2023 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2024 (Sized_dynobj::read_dynsym_section): Adjust section links.
2025 (Sized_dynobj::read_dynamic): Likewise.
2026 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2028 (Sized_dynobj::do_initialize_xindex): New function.
2029 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2030 do_initialize_xindex.
2031 (Sized_dynobj::adjust_shndx): New function.
2032 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2033 dynsym_xindex_ fields.
2034 (Layout::finalize): Add a call to set_section_indexes before
2035 creating the symtab sections.
2036 (Layout::set_section_indexes): Don't do anything if the section
2037 already has a section index.
2038 (Layout::create_symtab_sections): Add shnum parameter. Change
2039 caller. Create .symtab_shndx section if needed.
2040 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2042 (Layout::allocated_output_section_count): New function.
2043 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2045 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2046 fields. Update declarations.
2047 (Layout::symtab_xindex): New function.
2048 (Layout::dynsym_xindex): New function.
2049 (class Write_symbols_task): Add layout_ field.
2050 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2052 * output.cc (Output_section_headers::Output_section_headers): Add
2053 shstrtab_section parameter. Change all callers.
2054 (Output_section_headers::do_sized_write): Store overflow values
2055 for section count and section string table section index in
2056 section header zero.
2057 (Output_file_header::do_sized_write): Check for overflow of
2058 section count and section string table section index.
2059 (Output_symtab_xindex::do_write): New function.
2060 (Output_symtab_xindex::endian_do_write): New function.
2061 * output.h (class Output_section_headers): Add shstrtab_section_.
2062 Update declarations.
2063 (class Output_symtab_xindex): Define.
2064 (Output_section::has_out_shndx): New function.
2065 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2067 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2069 (Sized_symbol::init): Likewise.
2070 (Symbol::output_section): Check for ordinary symbol.
2071 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2072 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2074 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2075 Change all callers. Simplify handling of symbols from sections
2076 not included in the link.
2077 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2079 (Weak_alias_sorter::operator()): Assert that symbols are
2081 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2083 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2084 parameters. Change all callers.
2085 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2086 symbol distinction. Use SHN_XINDEX when needed.
2087 (Symbol_table::write_section_symbol): Add symtab_xindex
2088 parameter. Change all callers.
2089 (Symbol_table::sized_write_section_symbol): Likewise. Use
2090 SHN_XINDEX when needed.
2091 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2093 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2094 (Symbol::is_defined): Check is_ordinary.
2095 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2096 (Symbol::is_absolute, Symbol::is_common): Likewise.
2097 (class Sized_symbol): Update declarations.
2098 (class Symbol_table): Update declarations.
2099 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2100 parameters. Change all callers.
2101 (Sized_symbol::override): Likewise.
2102 (Symbol_table::override): Likewise.
2103 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2104 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2105 is_ordinary, and orig_st_shndx parameters. Change all callers.
2106 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2107 to be in an ordinary section.
2108 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2109 object and is_ordinary parameters. Change all callers.
2110 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2111 Change all callers. Don't add undefined or non-ordinary symbols
2113 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2115 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2117 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2118 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2119 (Sized_relobj::relocate_sections): Likewise.
2120 * target-reloc.h (scan_relocs): Adjust section symbol index.
2121 (scan_relocatable_relocs): Likewise.
2122 * i386.cc (Scan::local): Check for ordinary symbols.
2123 * sparc.cc (Scan::local): Likewise.
2124 * x86_64.cc (Scan::local): Likewise.
2125 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2126 to symbol_section_and_value.
2127 * testsuite/many_sections_test.cc: New file.
2128 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2129 (check_PROGRAMS): Add many_sections_test.
2130 (many_sections_test_SOURCES): Define.
2131 (many_sections_test_DEPENDENCIES): Define.
2132 (many_sections_test_LDFLAGS): Define.
2133 (BUILT_SOURCES): Add many_sections_define.h.
2134 (many_sections_define.h): New target.
2135 (BUILT_SOURCES): Add many_sections_check.h.
2136 (many_sections_check.h): New target.
2137 (check_PROGRAMS): Add many_sections_r_test.
2138 (many_sections_r_test_SOURCES): Define.
2139 (many_sections_r_test_DEPENDENCIES): Define.
2140 (many_sections_r_test_LDFLAGS): Define.
2141 (many_sections_r_test_LDADD): Define.
2142 (many_sections_r_test.o): New target.
2143 * testsuite/Makefile.in: Rebuild.
2145 2008-04-17 Cary Coutant <ccoutant@google.com>
2147 * errors.cc (Errors::info): New function.
2148 (gold_info): New function.
2149 * errors.h (Errors::info): New function.
2150 * gold.h (gold_info): New function.
2151 * object.cc (Input_objects::add_object): Print trace output.
2152 * options.cc (options::parse_set): New function.
2153 (General_options::parse_wrap): Deleted.
2154 (General_options::General_options): Deleted initializer.
2155 * options.h (options::String_set): New typedef.
2156 (options::parse_set): New function.
2157 (DEFINE_set): New macro.
2158 (General_options::wrap): Changed to use DEFINE_set. Changed
2159 callers of any_wrap_symbols and is_wrap_symbol.
2160 (General_options::trace, General_options::trace_symbol):
2162 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2163 (General_options::wrap_symbols_): Deleted.
2164 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2166 2008-04-17 David S. Miller <davem@davemloft.net>
2168 * options.cc (General_options::parse_V): New function.
2169 * options.h: Add entries for -V and -Qy.
2171 2008-04-17 Ian Lance Taylor <iant@google.com>
2173 * common.cc (Symbol_table::allocate_commons): Remove options
2174 parameter. Change caller.
2175 (Symbol_table::do_allocate_commons): Remove options parameter.
2176 Change caller. Just call do_allocate_commons_list twice.
2177 (Symbol_table::do_allocate_commons_list): New function, broken out
2178 of do_allocate_commons.
2179 * common.h (class Allocate_commons_task): Remove options_ field.
2181 * symtab.cc (Symbol_table::Symbol_table): Initialize
2183 (Symbol_table::add_from_object): Put TLS common symbols on
2185 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2186 which are IN_OUTPUT_DATA.
2187 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2188 allocate_commons and do_allocate_commons declarations. Declare
2189 do_allocate_commons_list.
2190 * gold.cc (queue_middle_tasks): Update creation of
2191 Allocate_commons_task to not pass options.
2192 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2193 (TLS_TEST_C_FLAGS): New variable.
2194 (tls_test_c_pic.o): New target.
2195 (tls_test_shared.so): Link in tls_test_c_pic.o.
2196 (tls_test_c_pic_ie.o): New target.
2197 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2198 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2199 (tls_test_c.o): New target.
2200 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2201 (tls_pic_test_LDADD): Likewise.
2202 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2203 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2204 (tls_test_c_gnu2.o): New target.
2205 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2207 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2208 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2209 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2210 * testsuite/tls_test.cc: Include "config.h".
2211 (t_last): Call t11_last.
2212 * testsuite/tls_test.h (t11, t11_last): Declare.
2213 * testsuite/tls_test_c.c: New file.
2214 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2215 * configure.ac: Check for OpenMP support.
2216 * configure, config.in, Makefile.in: Rebuild.
2217 * testsuite/Makefile.in: Rebuild.
2219 2008-04-16 Cary Coutant <ccoutant@google.com>
2221 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2222 (Target_i386::tls_base_symbol_defined_): New field.
2223 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2224 (Target_i386::Scan::global): Likewise.
2225 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2226 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2227 (Target_x86_64::tls_base_symbol_defined_): New field.
2228 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2229 (Target_x86_64::Scan::global): Likewise.
2231 2008-04-16 Cary Coutant <ccoutant@google.com>
2233 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2234 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2235 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2236 building shared libraries.
2237 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2238 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2239 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2240 * testsuite/Makefile.in: Rebuild.
2241 * testsuite/weak_undef.h: New file.
2242 * testsuite/weak_undef_file1.cc: Add extra test cases.
2243 * testsuite/weak_undef_file2.cc: Likewise.
2244 * testsuite/weak_undef_test.cc: Likewise.
2246 2008-04-16 David S. Miller <davem@davemloft.net>
2248 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2249 Add issued_non_pic_error_ field. Declare check_non_pic.
2250 (Target_sparc::Scan::check_non_pic): New function.
2251 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2252 (Target_sparc::Scan::global): Likewise.
2254 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2255 * configure: Rebuild.
2257 * options.h (DEFINE_enable): New macro.
2258 (new_dtags): New enable option.
2259 (initfirst, interpose, loadfltr, nodefaultlib,
2260 nodelete, nodlopen, nodump): New -z options.
2261 * layout.cc (Layout:finish_dynamic_section): If new
2262 dtags enabled, emit DT_RUNPATH. Also, emit a
2263 DT_FLAGS_1 containing any specified -z flags.
2265 2008-04-16 Ian Lance Taylor <iant@google.com>
2267 * copy-relocs.cc: New file.
2268 * copy-relocs.h: New file.
2269 * reloc.cc: Remove Copy_relocs code.
2270 * reloc.h: Likewise.
2271 * reloc-types.h (struct Reloc_types) [both versions]: Add
2272 get_reloc_addend_noerror.
2273 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2274 variants of add_global which take an addend which must be zero.
2275 * i386.cc: Include "copy-relocs.h".
2276 (class Target_i386): Change type of copy_relocs_ to variable,
2278 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2280 (Target_i386::do_finalize_sections): Change handling of
2282 * sparc.cc: Include "copy-relocs.h".
2283 (class Target_sparc): Change type of copy_relocs_ to variable,
2285 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2287 (Target_sparc::do_finalize_sections): Change handling of
2289 * x86_64.cc: Include "copy-relocs.h".
2290 (class Target_x86_64): Change type of copy_relocs_ to variable,
2292 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2293 class. Change all callers.
2294 (Target_x86_64::do_finalize_sections): Change handling of
2296 * Makefile.am (CCFILES): Add copy-relocs.cc.
2297 (HFILES): Add copy-relocs.h.
2299 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2301 * testsuite/script_test_4.sh: Permit leading zeroes.
2303 2008-04-15 Ian Lance Taylor <iant@google.com>
2305 * script-sections.cc (Script_sections::create_segments): Use
2306 header_size_adjustment even when there is enough room for the
2308 * testsuite/script_test_4.sh: New file.
2309 * testsuite/script_test_4.t: New file.
2310 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2311 (check_DATA): Add script_test_4.stdout.
2312 (MOSTLYCLEANFILES): Likewise.
2313 (script_test_4): New target.
2314 (script_test_4.stdout): New target.
2315 * testsuite/Makefile.in: Rebuild.
2317 * sparc.cc: Add definitions for Output_data_plt_sparc class
2320 2008-04-14 David S. Miller <davem@davemloft.net>
2322 * sparc.cc: New file.
2323 * Makefile.am (TARGETSOURCES): Add sparc.cc
2324 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2325 * configure.tgt: Document targ_extra_size and
2326 targ_extra_big_endian. Add entries for sparc-* and
2328 * configure.ac: Handle targ_extra_size and
2329 targ_extra_big_endian.
2330 * Makefile.in: Rebuild.
2331 * configure: Likewise.
2332 * po/POTFILES.in: Likewise.
2333 * po/gold.pot: Likewise.
2335 2008-04-14 Ian Lance Taylor <iant@google.com>
2337 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2338 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2339 in the name/type/flags to section mapping. Don't call
2340 allocate_output_section.
2341 (Layout::choose_output_section): Change parameter from adjust_name
2342 to is_input_section. Don't permit input sections after sections
2343 are attached to segments. Don't call allocate_output_section.
2344 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2345 not write_enable_output_section.
2346 (Layout::make_output_section): Don't push to
2347 unattached_section_list_ nor call attach_to_segment. Call
2348 attach_section_to_segment if sections are attached.
2349 (Layout::attach_sections_to_segments): New function.
2350 (Layout::attach_section_to_segment): New function.
2351 (Layout::attach_allocated_section_to_segment): Rename from
2352 attach_to_segment. Remove flags parameter.
2353 (Layout::allocate_output_section): Remove function.
2354 (Layout::write_enable_output_section): Remove function.
2355 * layout.h (class Layout): Update for above changes. Add new
2356 field sections_are_attached_.
2357 * output.h (Output_section::update_flags_for_input_section): New
2359 * output.cc (Output_section::add_input_section): Call
2360 update_flags_for_input_section.
2361 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2363 2008-04-11 Cary Coutant <ccoutant@google.com>
2365 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2366 thought unnecessary.
2367 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2369 2008-04-11 Ian Lance Taylor <iant@google.com>
2371 * output.h (class Output_section_data): Remove inline definition
2373 * output.cc (Output_section_data::set_addralign): New function.
2375 2008-04-11 Cary Coutant <ccoutant@google.com>
2377 Add support for TLS descriptors for i386 and x86_64.
2378 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2379 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2380 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2382 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2383 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2384 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2386 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2387 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2388 Fix problem with initial-exec relocations.
2389 (Target_i386::Relocate::relocate_tls): Likewise.
2390 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2392 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2393 support for section-plus-offset dynamic table entries.
2394 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2395 (Output_data_dynamic::Dynamic_entry): Add support for
2396 section-plus-offset dynamic table entries.
2397 (Output_data_dynamic::Classification): Likewise.
2398 (Output_data_dynamic::classification_): Renamed offset_.
2399 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2400 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2401 (Target_x86_64::make_plt_section): New function.
2402 (Target_x86_64::reserve_tlsdesc_entries): New function.
2403 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2404 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2405 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2406 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2407 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2408 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2409 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2410 add extra PLT entry for TLS descriptors.
2411 (Output_data_plt_x86_64::got_): New field.
2412 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2413 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2415 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2417 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2418 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2419 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2420 R_386_TLS_DESC_CALL relocations.
2421 (Target_x86_64::Scan::global): Likewise.
2422 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2423 for TLS descriptors.
2424 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2425 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2426 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2427 GD-to-IE relaxation.
2428 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2429 and TLS_DESCRIPTORS.
2430 * Makefile.in: Rebuild.
2431 * configure: Rebuild.
2432 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2433 (tls_test_shared2.so): New target.
2434 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2435 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2436 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2437 (tls_shared_gd_to_ie_test_LDADD): New variable.
2438 (tls_shared_gnu2_gd_to_ie_test): New target.
2439 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2441 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2442 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2443 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2444 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2445 (tls_shared_gnu2_test): New target.
2446 (tls_test_gnu2_shared.so): New target.
2447 (tls_shared_gnu2_test_SOURCES): New variable.
2448 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2449 (tls_shared_gnu2_test_LDFLAGS): New variable.
2450 (tls_shared_gnu2_test_LDADD): New variable.
2451 * testsuite/Makefile.in: Rebuild.
2452 * testsuite/Makefile.
2454 2008-04-11 Ian Lance Taylor <iant@google.com>
2456 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2458 * testsuite/Makefile.in: Rebuild.
2460 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2462 * testsuite/script_test_2.cc (main): Adjust test.
2464 2008-04-11 David S. Miller <davem@davemloft.net>
2465 Ian Lance Taylor <iant@google.com>
2467 * options.h (General_options): Add entries for '-Y' and
2469 * options.cc (General_options:finalize): If -Y was used, add those
2470 entries to the library path instead of the default "/lib" and
2473 2008-04-11 David S. Miller <davem@davemloft.net>
2475 * testsuite/justsyms.t: Start at 0x100.
2476 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2477 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2479 * testsuite/script_test_2.cc: Adjust string and section length
2482 2008-04-09 Ian Lance Taylor <iant@google.com>
2485 * script-sections.cc (Sections_element::allocate_to_segment): Add
2487 (Output_section_definition::allocate_to_segment): Likewise.
2488 (Orphan_output_section::allocate_to_segment): Likewise.
2489 (Script_sections::attach_sections_using_phdrs_clause): Don't
2490 propagate non-PT_LOAD segments to orphan sections.
2491 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2492 readelf rather than objdump.
2493 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2494 .interp section and PT_INTERP segment are the same size.
2495 * testsuite/Makefile.in: Rebuild.
2497 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2498 aliases for symbols defined in the same object.
2499 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2500 (weak_alias_test_SOURCES): New variable.
2501 (weak_alias_test_DEPENDENCIES): New variable.
2502 (weak_alias_test_LDFLAGS): New variable.
2503 (weak_alias_test_LDADD): New variable.
2504 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2505 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2506 (weak_alias_test_3.o): New target.
2507 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2508 * testsuite/weak_alias_test_main.cc: New file.
2509 * testsuite/weak_alias_test_1.cc: New file.
2510 * testsuite/weak_alias_test_2.cc: New file.
2511 * testsuite/weak_alias_test_3.cc: New file.
2513 2008-04-08 Ian Lance Taylor <iant@google.com>
2515 * options.h (class General_options): Add --noinhibit-exec option.
2516 * main.cc (main): Check --noinhibit-exec.
2518 * options.h (class General_options): Define --wrap as a special
2519 option. Add wrap_symbols_ field.
2520 (General_options::any_wrap_symbols): New function.
2521 (General_options::is_wrap_symbol): New function.
2522 * options.cc (General_options::parse_wrap): New function.
2523 (General_options::General_options): Initialize wrap_symbols_.
2524 * symtab.cc (Symbol_table::wrap_symbol): New function.
2525 (Symbol_table::add_from_object): Handle --wrap.
2526 * symtab.h (class Symbol_table): Declare wrap_symbol.
2527 * target.h (Target::wrap_char): New function.
2528 (Target::Target_info): Add wrap_char field.
2529 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2530 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2531 * testsuite/testfile.cc (Target_test::test_target_info):
2534 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2537 * layout.h (class Layout): Add added_eh_frame_data_ field.
2538 * layout.cc (Layout::Layout): Initialize new field.
2539 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2540 output section until we find a section we merged successfully.
2541 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2542 that the size be non-zero.
2544 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2547 2008-04-08 Craig Silverstein <csilvers@google.com>
2549 * configure.ac: Export new conditional variable HAVE_ZLIB.
2550 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2552 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2553 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2555 2008-04-07 Ian Lance Taylor <iant@google.com>
2557 * version.cc (version_string): Set to "1.5".
2559 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2560 Add issued_non_pic_error_ field. Declare check_non_pic.
2561 (Target_x86_64::Scan::check_non_pic): New function.
2562 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2563 (Target_x86_64::Scan::global): Likewise.
2565 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2566 addend parameter. Change caller. Handle merge sections.
2567 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2568 Address to Addend. Don't add in the result of
2569 local_section_offset, pass down the addend and use the returned
2571 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2572 Update declarations of local_section_offset and symbol_value.
2573 * testsuite/two_file_test_1.cc (t18): New function.
2574 * testsuite/two_file_test_2.cc (f18): New function.
2575 * testsuite/two_file_test_main.cc (main): Call t18.
2576 * testsuite/two_file_test.h (t18, f18): Declare.
2578 * configure.ac: Don't test for objdump, c++filt, or readelf.
2579 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2581 (TEST_READELF): New variable.
2582 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2583 (check_PROGRAMS): Add two_file_strip_test.
2584 (two_file_strip_test): New target.
2585 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2586 (two_file_same_shared_strip_test_SOURCES): New variable.
2587 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2588 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2589 (two_file_same_shared_strip_test_LDADD): New variable.
2590 (two_file_shared_strip.so): New target.
2591 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2592 (ver_test_5.syms, ver_test_7.syms): Likewise.
2593 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2594 (strip_test_3.stdout): Use TEST_OBJDUMP.
2595 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2597 2008-04-04 Cary Coutant <ccoutant@google.com>
2599 * symtab.h (Symbol::is_weak_undefined): New function.
2600 (Symbol::is_strong_undefined): New function.
2601 (Symbol::is_absolute): New function.
2602 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2603 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2605 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2606 (weak_undef_test): New target.
2607 * testsuite/Makefile.in: Rebuild.
2608 * testsuite/weak_undef_file1.cc: New file.
2609 * testsuite/weak_undef_file2.cc: New file.
2610 * testsuite/weak_undef_test.cc: New file.
2612 2008-04-03 Craig Silverstein <csilvers@google.com>
2614 * compressed_output.h (class Output_compressed_section): Use
2616 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2618 (zlib_compressed_suffix): Removed.
2619 (Output_compressed_section::set_final_data_size): Use unsigned
2621 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2622 Fix linker invocation.
2623 (flagstest_o_specialfile_and_compress_debug_sections):
2625 * testsuite/Makefile.in: Regenerated.
2627 2008-04-02 David S. Miller <davem@davemloft.net>
2629 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2630 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2632 2008-04-02 Craig Silverstein <csilvers@google.com>
2636 2008-04-02 Ian Lance Taylor <iant@google.com>
2638 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2639 parameters. Update for new key type to views_. Change all
2641 (File_read::read): Adjust for byteshift in returned view.
2642 (File_read::add_view): New function, broken out of
2644 (File_read::make_view): New function, broken out of
2646 (File_read::find_or_make_view): Add offset and aligned
2647 parameters. Rewrite accordingly. Change all callers.
2648 (File_read::get_view): Add offset and aligned parameters. Adjust
2649 for byteshift in return value.
2650 (File_read::get_lasting_view): Likewise.
2651 * fileread.h (class File_read): Update declarations.
2652 (class File_read::View): Add byteshift_ field. Add byteshift to
2653 constructor. Add byteshift method.
2654 * archive.h (Archive::clear_uncached_views): New function.
2655 (Archive::get_view): Add aligned parameter. Change all callers.
2656 * object.h (Object::get_view): Add aligned parameter. Change all
2658 (Object::get_lasting_view): Likewise.
2660 * fileread.cc (File_read::release): Don't call clear_views if
2661 there are multiple objects.
2662 * fileread.h (File_read::clear_uncached_views): New function.
2663 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2666 2008-03-31 Cary Coutant <ccoutant@google.com>
2668 Add thin archive support.
2669 * archive.cc (Archive::armagt): New const.
2670 (Archive::setup): Remove task parameter and calls to unlock.
2671 (Archive::unlock_nested_archives): New function.
2672 (Archive::read_header): Add nested_off parameter. Change
2674 (Archive::interpret_header): Likewise.
2675 (Archive::include_all_members): Change to handle thin
2677 (Archive::include_member): Likewise.
2678 * archive.h (Archive::Archive): Add new parameters and
2680 (Archive::armagt): New const.
2681 (Archive::setup): Remove task parameter.
2682 (Archive::unlock_nested_archives): New function.
2683 (Archive::read_header): Add nested_off parameter.
2684 (Archive::interpret_header): Likewise.
2685 (Archive::Nested_archive_table): New typedef.
2686 (Archive::is_thin_archive_): New field.
2687 (Archive::nested_archives_): New field.
2688 (Archive::options_): New field.
2689 (Archive::dirpath_): New field.
2690 (Archive::task_): New field.
2691 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2692 for thin archives. Pass additional parameters to
2693 Archive::Archive. Unlock the archive file after calling
2696 2008-03-29 Ian Lance Taylor <iant@google.com>
2698 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2699 version symbol to be local.
2700 * testsuite/ver_test_4.sh: New file.
2701 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2702 (check_DATA): Add ver_test_4.syms.
2703 (ver_test_4.syms): New target.
2704 * testsuite/Makefile.in: Rebuild.
2707 (Output_section::Input_section_sort_entry::has_priority): New
2709 (Output_section::Input_section_sort_entry::match_file_name): New
2711 (Output_section::Input_section_sort_entry::match_section_name):
2713 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2715 (Output_section::Input_section_sort_entry::match_section_file):
2717 (Output_section::Input_section_sort_compare::operator()): Rewrite
2718 using new Input_section_sort_entry functions. Sort crtbegin and
2719 crtend first. Sort sections with no priority before sections with
2721 * testsuite/initpri1.c (d3): Check j != 4.
2722 (cd5): New constructor/destructor function.
2723 (main): Check j != 2.
2725 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2726 new symbol when resolving, don't call set_is_default.
2727 * testsuite/ver_test_7.cc: New file.
2728 * testsuite/ver_test_7.sh: New file.
2729 * testsuite/Makefile.am (ver_test_7.so): New target.
2730 (ver_test_7.o): New target.
2731 (check_SCRIPTS): Add ver_test_7.sh.
2732 (check_DATA): Add ver_test_7.syms.
2733 (ver_test_7.syms): New target.
2735 2008-03-28 Ian Lance Taylor <iant@google.com>
2737 * layout.cc (Layout::layout): If we see an input section with a
2738 name that needs sorting, set the must_sort flag for the output
2740 (Layout::make_output_section): If the name of the output section
2741 indicates that it might require sorting, set the may_sort flag.
2742 * output.h (Output_section::may_sort_attached_input_sections): New
2744 (Output_section::set_may_sort_attached_input_sections): New
2746 (Output_section::must_sort_attached_input_sections): New
2748 (Output_section::set_must_sort_attached_input_sections): New
2750 (class Output_section): Declare Input_section_sort_entry. Define
2751 Input_section_sort_compare. Declare
2752 sort_attached_input_sections. Add new fields:
2753 may_sort_attached_input_sections_,
2754 must_sort_attached_input_sections_,
2755 attached_input_sections_are_sorted_.
2756 * output.cc (Output_section::Output_section): Initialize new
2758 (Output_section::add_input_section): Add an entry to
2759 input_sections_ if may_sort or must_sort are true.
2760 (Output_section::set_final_data_size): Call
2761 sort_attached_input_sections if necessary.
2762 (Output_section::Input_section_sort_entry): Define new class.
2763 (Output_section::Input_section_sort_compare::operator()): New
2765 (Output_section::sort_attached_input_sections): New function.
2766 * configure.ac: Check whether the compiler supports constructor
2767 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2768 * testsuite/initpri1.c: New file.
2769 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2770 CONSTRUCTOR_PRIORITY.
2771 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2772 (initpri1_LDFLAGS): New variable.
2773 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2775 2008-03-27 Ian Lance Taylor <iant@google.com>
2777 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2778 * testsuite/common_test_1.c: New file.
2779 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2780 (common_test_1_SOURCES): New variable.
2781 (common_test_1_DEPENDENCIES): New variable.
2782 (common_test_1_LDFLAGS): New variable.
2784 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2785 and commons_ correctly when NAME/VERSION does not override
2787 * testsuite/ver_test_6.c: New file.
2788 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2789 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2790 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2792 2008-03-26 Ian Lance Taylor <iant@google.com>
2794 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2795 of an undefined symbol from a version script.
2796 * testsuite/Makefile.am (ver_test_5.so): New target.
2797 (ver_test_5.o): New target.
2798 (check_SCRIPTS): Add ver_test_5.sh.
2799 (check_DATA): Add ver_test_5.syms.
2800 (ver_test_5.syms): New target.
2801 * testsuite/ver_test_5.cc: New file.
2802 * testsuite/ver_test_5.script: New file.
2803 * testsuite/ver_test_5.sh: New file.
2804 * Makefile.in, testsuite/Makefile.in: Rebuild.
2807 Fix problems building gold with gcc 4.3.0.
2808 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2809 (gold_error_at_location, gold_warning_at_location): Use it.
2810 * configure.ac: Check whether we can compile and use a template
2811 function with a printf attribute.
2812 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2813 when jumping over bytes.
2814 * object.cc: Instantiate Object::read_section_data.
2815 * debug.h: Include <cstring>
2816 * dwarf_reader.cc: Include <algorithm>
2817 * main.cc: Include <cstring>.
2818 * options.cc: Include <cstring>.
2819 * output.cc: Include <cstring>.
2820 * script.cc: Include <cstring>.
2821 * script.h: Include <string>.
2822 * symtab.cc: Include <cstring> and <algorithm>.
2823 * target-select.cc: Include <cstring>.
2824 * version.cc: Include <string>.
2825 * testsuite/testmain.cc: Include <cstdlib>.
2826 * configure, config.in: Rebuild.
2828 2008-03-25 Ian Lance Taylor <iant@google.com>
2830 * options.cc: Include "../bfd/bfdver.h".
2831 (options::help): Print bug reporting address.
2833 * version.cc (print_version): Adjust output for current value of
2838 * options.cc (options::help): Print list of supported targets.
2839 * target-select.h: Include <vector>.
2840 (class Target_selector): Make machine_, size_, and is_big_endian_
2841 fields const. Add bfd_name_ and instantiated_target_ fields.
2842 (Target_selector::Target_selector): Add bfd_name parameter.
2843 (Target_selector::recognize): Make non-virtual, call
2845 (Target_selector::recognize_by_name): Make non-virtual, call
2846 do_recognize_by_name.
2847 (Target_selector::supported_names): New function.
2848 (Target_selector::bfd_name): New function.
2849 (Target_selector::do_instantiate_target): New pure virtual
2851 (Target_selector::do_recognize): New virtual function.
2852 (Target_selector::do_recognize_by_name): New virtual function.
2853 (Target_selector::instantiate_target): New private function.
2854 (supported_target_names): Declare.
2855 * target-select.cc (Target_selector::Target_selector): Update for
2856 new parameter and fields.
2857 (select_target_by_name): Check that the name matches before
2858 calling recognize_by_name.
2859 (supported_target_names): New function.
2860 * i386.cc (class Target_selector_i386): Update Target_selector
2861 constructor call. Remove recognize and recognize_by_name. Add
2862 do_instantiate_target.
2863 * x86_64.cc (class Target_selector_x86_64): Likewise.
2864 * testsuite/testfile.cc (class Target_selector_test): Update for
2865 changes to Target_selector.
2867 * README: Rewrite, with some notes on unsupported features.
2869 2008-03-24 Cary Coutant <ccoutant@google.com>
2871 * i386.cc (Target_i386::Got_type): New enum declaration.
2872 (Target_i386::Scan::local): Updated callers of Output_data_got
2874 (Target_i386::Scan::global): Likewise.
2875 (Target_i386::Relocate::relocate): Likewise.
2876 (Target_i386::Relocate::relocate_tls): Likewise.
2877 * object.h (Got_offset_list): New class.
2878 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2879 (Sized_relobj::local_got_offset): Likewise.
2880 (Sized_relobj::set_local_got_offset): Likewise.
2881 (Sized_relobj::local_has_tls_got_offset): Removed.
2882 (Sized_relobj::local_tls_got_offset): Removed.
2883 (Sized_relobj::set_local_tls_got_offset): Removed.
2884 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2885 * output.cc (Output_data_got::add_global): Added got_type parameter.
2886 (Output_data_got::add_global_with_rel): Likewise.
2887 (Output_data_got::add_global_with_rela): Likewise.
2888 (Output_data_got::add_global_pair_with_rel): New function.
2889 (Output_data_got::add_global_pair_with_rela): New function.
2890 (Output_data_got::add_local): Added got_type parameter.
2891 (Output_data_got::add_local_with_rel): Likewise.
2892 (Output_data_got::add_local_with_rela): Likewise.
2893 (Output_data_got::add_local_pair_with_rel): New function.
2894 (Output_data_got::add_local_pair_with_rela): New function.
2895 (Output_data_got::add_global_tls): Removed.
2896 (Output_data_got::add_global_tls_with_rel): Removed.
2897 (Output_data_got::add_global_tls_with_rela): Removed.
2898 (Output_data_got::add_local_tls): Removed.
2899 (Output_data_got::add_local_tls_with_rel): Removed.
2900 (Output_data_got::add_local_tls_with_rela): Removed.
2901 * output.h (Output_data_got::add_global): Added got_type parameter.
2902 (Output_data_got::add_global_with_rel): Likewise.
2903 (Output_data_got::add_global_with_rela): Likewise.
2904 (Output_data_got::add_global_pair_with_rel): New function.
2905 (Output_data_got::add_global_pair_with_rela): New function.
2906 (Output_data_got::add_local): Added got_type parameter.
2907 (Output_data_got::add_local_with_rel): Likewise.
2908 (Output_data_got::add_local_with_rela): Likewise.
2909 (Output_data_got::add_local_pair_with_rel): New function.
2910 (Output_data_got::add_local_pair_with_rela): New function.
2911 (Output_data_got::add_global_tls): Removed.
2912 (Output_data_got::add_global_tls_with_rel): Removed.
2913 (Output_data_got::add_global_tls_with_rela): Removed.
2914 (Output_data_got::add_local_tls): Removed.
2915 (Output_data_got::add_local_tls_with_rel): Removed.
2916 (Output_data_got::add_local_tls_with_rela): Removed.
2917 * resolve.cc (Symbol::override_base_with_special): Removed
2918 reference to has_got_offset_ field.
2919 * symtab.cc (Symbol::init_fields): Replaced initialization
2920 of got_offset_ with got_offsets_. Removed initialization
2922 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
2923 (Symbol::got_offset): Likewise.
2924 (Symbol::set_got_offset): Likewise.
2925 (Symbol::has_tls_got_offset): Removed.
2926 (Symbol::tls_got_offset): Removed.
2927 (Symbol::set_tls_got_offset): Removed.
2928 (Symbol::got_offset_): Removed.
2929 (Symbol::tls_mod_got_offset_): Removed.
2930 (Symbol::tls_pair_got_offset_): Removed.
2931 (Symbol::got_offsets_): New field.
2932 (Symbol::has_got_offset): Removed.
2933 (Symbol::has_tls_mod_got_offset): Removed.
2934 (Symbol::has_tls_pair_got_offset): Removed.
2935 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2936 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2938 (Target_x86_64::Scan::global): Likewise.
2939 (Target_x86_64::Relocate::relocate): Likewise.
2940 (Target_x86_64::Relocate::relocate_tls): Likewise.
2942 2008-03-25 Ben Elliston <bje@au.ibm.com>
2944 * yyscript.y: Fix spelling error in comment.
2946 2008-03-24 Ian Lance Taylor <iant@google.com>
2948 * options.h (class General_options): Define build_id option.
2949 * layout.h (class Layout): Declare write_build_id, create_note,
2950 create_build_id. Add build_id_note_ member.
2951 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2952 "libiberty.h", "md5.h", "sha1.h".
2953 (Layout::Layout): Initialize eh_frame_data_,
2954 eh_frame_hdr_section_, and build_id_note_.
2955 (Layout::finalize): Call create_build_id.
2956 (Layout::create_note): New function, broken out of
2957 Layout::create_gold_note.
2958 (Layout::create_gold_note): Call create_note.
2959 (Layout::create_build_id): New function.
2960 (Layout::write_build_id): New function.
2961 (Close_task_runner::run): Call write_build_id.
2963 * x86_64.cc: Correct license to GPLv3.
2965 2008-03-23 Ian Lance Taylor <iant@google.com>
2967 * options.cc: Include "demangle.h".
2968 (parse_optional_string): New function.
2969 (parse_long_option): Handle takes_optional_argument.
2970 (parse_short_option): Update dash_z initializer. Handle
2971 takes_optional_argument.
2972 (General_options::General_options): Initialize do_demangle_.
2973 (General_options::finalize): Set do_demangle_. Handle demangling
2975 * options.h (parse_optional_string): Declare.
2976 (struct One_option): Add optional_arg field. Update constructor.
2977 Update call constructor calls. Add takes_optional_argument
2979 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2980 (DEFINE_optional_string): Define.
2981 (General_options::demangle): Change from DEFINE_bool to
2982 DEFINE_optional_string.
2983 (General_options::no_demangle): New function.
2984 (General_options::do_demangle): New function.
2985 (General_options::set_do_demangle): New function.
2986 (General_options::execstack_status_): Move definition to end of
2988 (General_options::static_): Likewise.
2989 (General_options::do_demangle_): New field.
2990 * object.cc (big_endian>::get_symbol_location_info): Call
2991 Options::do_demangle, not Options::demangle.
2992 * symtab.cc (demangle): Likewise.
2994 2008-03-22 Ian Lance Taylor <iant@google.com>
2996 * gold.h: Include <cstddef> and <sys/types.h>
2997 * options.h: Include <cstring>.
2999 2008-03-21 Ian Lance Taylor <iant@google.com>
3001 * Added source code to GNU binutils.