1 2009-03-24 Ian Lance Taylor <iant@google.com>
3 * target-select.cc (instantiate_target): Don't acquire the lock if
4 the instantiated_target_ field has already been set.
6 2009-03-23 Ian Lance Taylor <iant@google.com>
8 * gold-threads.h (class Initialize_lock): Define.
9 * gold-threads.cc (class Initialize_lock_once): Define.
10 (initialize_lock_control): New static variable.
11 (initialize_lock_pointer): New static variable.
12 (initialize_lock_once): New static function.
13 (Initialize_lock::Initialize_lock): Define.
14 (Initialize_lock::initialize): Define.
15 * target-select.h: Include "gold-threads.h".
16 (class Target_selector): Add lock_ and initialize_lock_ fields.
17 Don't define instantiate_target, just declare it.
18 * target-select.cc (Target_selector::Target_selector): Initialize
20 (Target_selector::instantiate_target): Define.
21 * descriptors.h: Include "gold-threads.h".
22 (class Descriptors): Add initialize_lock_ field.
23 * descriptors.cc (Descriptors::Descriptors): Initialize new
25 (Descriptors::open): Use initialize_lock_ field
26 * errors.h (class Errors): Add initialize_lock_ field.
27 * errors.cc (Errors::Errors): Initialize new field.
28 (Errors::initialize_lock): Use initialize_lock_ field.
29 * powerpc.cc (class Target_selector_powerpc): Remove
30 instantiated_target_ field. In do_recognize call
31 instantiate_target rather than do_instantiate_target. In
32 do_instantiate_target just allocate a new target.
33 * sparc.cc (class Target_selector_sparc): Likewise.
35 * freebsd.h: New file.
36 * i386.cc: Include "freebsd.h".
37 (Target_i386): Derive from Target_freebsd rather than
39 (Target_selector_i386): Derive from Target_selector_freebsd rather
41 * x86_64.cc: Include "freebsd.h".
42 (Target_x86_64): Derive from Target_freebsd rather than
44 (Target_selector_x86_64): Derive from Target_selector_freebsd
45 rather than Target_selector.
46 * target.h (class Target): Add adjust_elf_header and
48 * output.cc (Output_file_header:: do_sized_write): Call target
49 adjust_elf_header routine.
50 * configure.tgt: Set targ_osabi.
51 * configure.ac: Define GOLD_DEFAULT_OSABI.
52 * parameters.cc (Parameters::default_target): Pass
53 GOLD_DEFAULT_OSABI to select_target.
54 * target-select.h (class Target_selector): Make instantiate_target
55 protected rather than private.
56 * Makefile.am (HFILES): Add freebsd.h.
57 * configure, Makefile.in, config.in: Rebuild.
59 * merge.cc (do_add_input_section): Correct pend value. Change
60 message about last entry not being null terminated from error to
63 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
65 * incremental.cc: New file.
66 * Makefile.am (CCFILES): Add incremental.cc.
67 * Makefile.in: Rebuild.
69 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
71 * layout.cc (Layout::output_section_name): Preserve names
74 2009-03-19 Ian Lance Taylor <iant@google.com>
76 * descriptors.cc (Descriptors::open): Check that the options are
77 valid before using them.
79 2009-03-18 Ian Lance Taylor <iant@google.com>
81 * script-sections.h: Include <list>.
82 (class Script_sections): Change Sections_elements from std::vector
83 to std::list. Typedef public Elements_iterator. Add
84 orphan_section_placement_, data_segment_align_start_, and
85 saw_data_segment_align_ fields. Remove data_segment_align_index_
87 * script-sections.cc (class Orphan_section_placement): New class.
88 (class Sections_element): Add virtual functions is_relro and
89 orphan_section_init. Remove virtual function place_orphan_here.
90 (class Output_section_definition): Add is_relro and
91 orphan_section_init. Remove place_orphan_here.
92 (class Orphan_output_section): Likewise.
93 (Script_sections::Script_sections): Update for field changes.
94 (Script_sections::data_segment_align): Set saw_data_segment_align_
95 and data_segment_align_start_, not data_segment_align_index.
96 (Script_sections::data_segment_relro_end): Check
97 saw_data_segment_align_. Use data_segment_align_start_ rather
98 than data_segment_align_index_.
99 (Script_sections::place_orphan): Rewrite to use
100 Orphan_section_placement.
102 2009-03-17 Ian Lance Taylor <iant@google.com>
104 * archive.cc (Archive::add_symbols): Check for a version attached
105 to the symbol name in the archive map.
106 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
107 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
108 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
109 (ver_test_11.a): New target.
110 * testsuite/Makefile.in: Rebuild.
112 * configure.ac: Check for chsize and posix_fallocate. Replace
114 * ftruncate.c: New file, from gnulib.
115 * output.cc (posix_fallocate): Define dummy version if not
116 HAVE_POSIX_FALLOCATE.
117 (Output_file::map): Call posix_fallocate rather than lseek and
119 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
120 * configure, Makefile.in, config.in: Rebuild.
122 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
124 * layout.h (Layout::create_note): Add section_name parameter.
125 * layout.cc (Layout::create_note): Likewise.
126 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
128 2009-03-17 Ian Lance Taylor <iant@google.com>
130 * descriptors.cc: Include "options.h".
131 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
132 (Descriptors::open): Always use O_CLOEXEC when opening a new
133 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
136 * sparc.cc (class Target_sparc): Add has_got_section.
137 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
138 make sure we have a GOT section.
140 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
141 (Target_sparc::Scan::local): Likewise.
142 (Target_sparc::Scan::global): Likewise.
143 (Target_sparc::Relocate::relocate): Likewise.
144 (Target_sparc::Relocate::relocate_tls): Likewise.
146 * symtab.cc (Symbol_table::define_default_version): New function,
147 broken out of add_from_object.
148 (Symbol_table::add_from_object): Call define_default_version.
149 (Symbol_table::define_special_symbol): Add resolve_oldsym
150 parameter. Change all callers. If the version for a symbol comes
151 from a version script, resolve it with the symbol with the same
152 name with no version. Also add the symbol without a version if
154 (do_define_in_output_data): If resolving with oldsym, don't delete
156 (do_define_in_output_segment): Likewise.
157 (do_define_as_constant): Likewise.
158 * symtab.h (class Symbol_table): Update declarations.
160 2009-03-13 Ian Lance Taylor <iant@google.com>
162 * readsyms.cc (Read_symbols::incompatible_warning): New function.
163 (Read_symbols::requeue): New function.
164 (Read_symbols::do_read_symbols): If make_elf_object fails because
165 the target type is not configured, and the file was searched for,
166 issue a warning and retry with the next directory.
167 (Add_symbols::run): If the file has an incompatible format, and
168 it was searched for, requeue the Read_symbols task. On error,
170 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
171 dirindex parameter to constructor. Change all callers. Declare
172 incompatible_warning and requeue.
173 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
174 input_argument_ and input_group_ fields. Add them to
175 constructor. Change all callers.
176 (class Read_script): Add dirindex_ field. Add it to constructor.
178 * archive.cc (Archive::setup): Remove input_objects parameter.
180 (Archive::get_file_and_offset): Likewise.
181 (Archive::read_all_symbols): Likewise.
182 (Archive::read_symbols): Likewise.
183 (Archive::get_elf_object_for_member): Remove input_objects
184 parameter. Add punconfigured parameter. Change all callers.
185 (Archive::add_symbols): Change return type to bool. Check return
186 value of include_member.
187 (Archive::include_all_members): Likewise.
188 (Archive::include_member): Change return type to bool. Return
189 false if first included object has incompatible target. Set
190 included_member_ field.
191 (Add_archive_symbols::run): If add_symbols returns false, requeue
193 * archive.h (class Archive): Add included_member_ field.
194 Initialize it in constructor. Add input_file and searched_for
195 methods. Update declarations.
196 (class Add_archive_symbols): Add dirpath_, dirindex_, and
197 input_argument_ fields. Add them to constructor. Change all
199 * script.cc: Include "target-select.h".
200 (class Parser_closure): Add skip_on_incompatible_target_ and
201 found_incompatible_target_ fields. Add
202 skip_on_incompatible_target parameter to constructor. Change all
203 callers. Add methods skip_on_incompatible_target,
204 clear_skip_on_incompatible_target, found_incompatible_target, and
205 set_found_incompatible_target.
206 (read_input_script): Add dirindex parameter. Change all callers.
207 If parser finds an incompatible target, requeue Read_symbols
209 (script_set_symbol): Clear skip_on_incompatible_target in
211 (script_add_assertion, script_parse_option): Likewise.
212 (script_start_sections, script_add_phdr): Likewise.
213 (script_check_output_format): New function.
214 * script.h (read_input_script): Update declaration.
215 * script-c.h (script_check_output_format): Declare.
216 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
217 (ignore_cmd): Remove OUTPUT_FORMAT.
218 * fileread.cc (Input_file::Input_file): Add explicit this.
219 (Input_file::will_search_for): New function.
220 (Input_file::open): Add pindex parameter. Change all callers.
221 * fileread.h (class Input_file): Add input_file_argument method.
222 Declare will_search_for. Update declarations.
223 * object.cc (make_elf_object): Add punconfigured parameter.
225 * object.h (class Object): Make input_file public. Add
227 (make_elf_object): Update declaration.
228 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
230 * dirsearch.h (class Dirsearch): Update declaration.
231 * options.h (class General_options): Add --warn-search-mismatch.
232 * parameters.cc (Parameters::is_compatible_target): New function.
233 * parameters.h (class Parameters): Declare is_compatible_target.
234 * workqueue.cc (Workqueue::add_blocker): New function.
235 * workqueue.h (class Workqueue): Declare add_blocker.
237 * fileread.cc (Input_file::open): Remove options parameter.
239 (Input_file::open_binary): Likewise.
240 * script.cc (read_input_script): Likewise.
241 * readsyms.h (class Read_symbols): Remove options_ field. Remove
242 options parameter from constructor. Change all callers.
243 (class Read_script): Likewise.
244 * fileread.h (class Input_file): Update declarations.
245 * script.h (read_input_script): Update declaration.
247 2009-03-10 Nick Clifton <nickc@redhat.com>
249 * po/es.po: New Spanish translation.
251 2009-03-06 Cary Coutant <ccoutant@google.com>
253 * options.cc (parse_short_option): Keep dash_z from registering itself.
255 2009-03-03 Ian Lance Taylor <iant@google.com>
258 * target-reloc.h (relocate_section): Pass output_section to
260 * i386.cc (Target_i386::should_apply_static_reloc): Add
261 output_section parameter. Change all callers.
262 (Target_i386::Relocate::relocate): Add output_section parameter.
263 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
264 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
265 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
266 * testsuite/two_file_shared.sh: New script.
267 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
268 (check_DATA): Add two_file_shared.dbg.
269 (two_file_shared.dbg): New target.
270 * testsuite/Makefile.in: Rebuild.
272 2009-03-01 Ian Lance Taylor <iant@google.com>
274 * configure.ac: Check for byteswap.h.
275 * configure: Rebuild.
276 * config.in: Rebuild.
278 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
280 * layout.cc (Layout::find_or_add_kept_section): New function.
281 (Layout::add_comdat): Removed.
282 * layout.h (struct Kept_section): Move out of class Layout.
283 Remove trailing underscores from field names. Add group_sections
284 field. Rename group_ field to is_group. Change all uses.
285 (class Layout): Declare find_or_add_kept_section, not add_comdat.
286 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
287 comdat_groups_ field.
288 (Sized_relobj::include_section_group): Use
289 find_or_add_kept_section and Kept_section::group_sections.
290 (Sized_relobj::include_linkonce_section): Likewise.
291 * object.cc (class Sized_relobj): Don't define Comdat_group or
292 Comdat_group_table. Remove find_comdat_group and
293 add_comdat_group. Remove comdat_groups_ field.
294 * plugin.cc (include_comdat_group): Use
295 Layout::find_or_add_kept_section.
297 2009-02-28 Ian Lance Taylor <iant@google.com>
299 * README: --gc-sections and map files are now supported. Document
300 some build requirements.
303 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
304 relocatable link set the value of the section symbol to zero.
305 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
306 relocatable link don't include the section address in the local
309 2009-02-27 Ian Lance Taylor <iant@google.com>
312 * options.h (class Search_directory): Add is_system_directory.
313 (class General_options): Declare is_in_system_directory.
314 * options.cc (get_relative_sysroot): Make static.
315 (get_default_sysroot): Make static.
316 (General_optoins::is_in_system_directory): New function.
317 * fileread.cc (Input_file::is_in_system_directory): New function.
318 * fileread.h (class Input_file): Declare is_in_system_directory.
319 * object.h (class Object): Add is_in_system_directory.
320 (class Input_objects): Remove system_library_directory_ field.
321 * object.cc (Input_objects::add_object): Don't set
322 system_library_directory_.
323 (input_objects::found_in_system_library_directory): Remove.
324 * symtab.cc (Symbol_table::write_globals): Remove input_objects
325 parameter. Change all callers.
326 (Symbol_table::sized_write_globals): Likewise.
327 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
328 Call Object::is_in_system_directory.
329 * symtab.h (class Symbol_table): Update declarations.
332 * descriptors.h (Open_descriptor): Add is_on_stack field.
333 * descriptors.cc (Descriptors::open): If the descriptor is on the
334 top of the stack, remove it. Initialize is_on_stack field.
335 (Descriptors::release): Only add pod to stack if it is not on the
337 (Descriptors::close_some_descriptor): Clear stack_next and
341 * output.cc (Output_section::find_starting_output_address): Rename
342 from starting_output_address; add PADDR parameter; change return
344 * output.h (class Output_section): Declare
345 find_starting_output_address instead of starting_output_address.
346 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
347 section symbol for which we can't find a merge section.
350 * symtab.cc (Symbol_table::add_from_object): If the visibility is
351 hidden or internal, force the symbol to be local.
352 * resolve.cc (Symbol::override_visibility): Define.
353 (Symbol::override_base): Use override_visibility.
354 (Symbol_table::resolve): Likewise.
355 (Symbol::override_base_with_special): Likewise.
356 (Symbol_table::override_with_special): If the visibility is hidden
357 or internal, force the symbol to be local.
358 * symtab.h (class Symbol): Add set_visibility and
360 * testsuite/ver_test_1.sh: New file.
361 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
362 (check_DATA): Add ver_test_1.syms.
363 (ver_test_1.syms): New target.
364 * testsuite/Makefile.in: Rebuild.
366 2009-02-25 Cary Coutant <ccoutant@google.com>
368 * layout.cc (Layout::choose_output_section): Don't rename sections
369 when using a linker script that has a SECTIONS clause.
370 * Makefile.in: Regenerate.
372 * testsuite/Makefile.am (script_test_5.sh): New test case.
373 * testsuite/Makefile.in: Regenerate.
374 * testsuite/script_test_5.cc: New file.
375 * testsuite/script_test_5.sh: New file.
376 * testsuite/script_test_5.t: New file.
378 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
380 * archive.cc (Archive::include_member): Update calls to add_symbols.
381 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
383 * dynobj.h (do_add_symbols): Add the Layout argument.
384 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
386 * object.h (Object::add_symbols): Add the Layout argument.
387 (Object::do_add_symbols): Add the Layout argument.
388 (Sized_relobj::do_add_symbols): Add the Layout argument.
389 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
390 Unify the two versions.
391 (Add_plugin_symbols): Remove.
392 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
393 (Sized_pluginobj::do_add_symbols): Unify the two versions.
394 (Add_plugin_symbols): Remove.
395 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
396 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
397 (Add_symbols::run): Make it work with Pulginobj.
399 2009-02-06 Ian Lance Taylor <iant@google.com>
401 * object.cc (Sized_relobj::do_layout): Make info message start
402 with lower case letter.
404 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
406 * binary.cc: Fix file comment.
408 * options.h (enum Incremental_disposition): Define.
409 (class General_options): Add new options: --incremental,
410 --incremental_changed, --incremental_unchanged,
411 --incremental_unknown. Add incremental_disposition_ and
412 implicit_incremental_ fields.
413 (General_options::incremental_disposition): New function.
414 (class Position_dependent_options): Add incremental_disposition
416 (Position_dependent_options::copy_from_options): Set incremental
418 * options.cc (General_options::parse_incremental_changed): New
420 (General_options::parse_incremental_unchanged): New function.
421 (General_options::parse_incremental_unknown): New function.
422 (General_options::General_options): Initialize new fields
423 incremental_disposition_ and implicit_incremental_.
424 (General_options::finalize): Check for uasge of --incremental-*
425 without --incremental.
427 2009-02-06 Chris Demetriou <cgd@google.com>
429 * gold.h (gold_undefined_symbol): Change to take only a Symbol
430 pointer and to report location as the file name associated with
432 (gold_undefined_symbol_at_location): New function to replace the
433 old gold_undefined_symbol functionality.
434 * target-reloc.h (relocate_section): Update to use
435 gold_undefined_symbol_at_location.
436 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
437 Call gold_undefined_symbol function rather than gold_error.
438 * errors.h (Errors::undefined_symbol): Take location as a
439 string, rather than calculating it from a relocation.
440 * errors.cc (Errors::fatal): Print "fatal error:" before the
442 (Errors::error, Errors::error_at_location): Print "error: "
443 before the formatted message.
444 (Errors::undefined_symbol): Take location as a string, rather
445 than calculating it from a relocation.
446 (gold_undefined_symbol_at_location): New function akin to
447 old gold_undefined_symbol, calculates location from relocation.
448 (gold_undefined_symbol): Change to take only a Symbol pointer
449 and to report location as the file name associated with the symbol.
450 * testsuite/debug_msg.sh: Update for changed error messages.
451 * testsuite/undef_symbol.sh: Likewise.
453 2009-02-04 Duncan Sands <baldrick@free.fr>
456 * reduced_debug_output.h
457 (Output_reduced_debug_abbrev_section::failed): Use format for
459 (Output_reduced_debug_info_section::faild): Likewise.
461 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
463 * script.cc (Lazy_demangler): New class.
464 (Version_script_info::get_symbol_version_helper): Demangle a
467 2009-01-29 Cary Coutant <ccoutant@google.com>
469 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
471 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
473 2009-01-28 Ian Lance Taylor <iant@google.com>
475 * version.cc (version_string): Bump to 1.9.
477 * gold.h: Include <cstring> and <stdint.h>.
478 * version.cc: Include <cstdio>.
479 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
481 * reduced_debug_output.cc (insert_into_vector): Rename from
482 Insert_into_vector; change all callers. Use Swap_unaligned to
483 avoid aliasing issue; remove union since it is unnecessary.
485 2009-01-27 Sriraman Tallam <tmsriram@google.com>
487 * Makefile.am (CCFILES): Add gc.cc.
489 * Makefile.in: Regenerate.
490 * gold.cc (Gc_runner): New class.
491 (queue_initial_tasks): Call garbage collection related tasks
492 when corresponding options are invoked.
493 (queue_middle_gc_tasks): New function.
494 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
495 processed early before laying out sections during garbage collection.
496 * gold.h (queue_middle_gc_tasks): New function.
497 (is_prefix_of): Move from "layout.cc".
498 * i386.cc (Target_i386::gc_process_relocs): New function.
499 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
500 * main.cc (main): Create object of class "Garbage_collection".
501 * object.cc (Relobj::copy_symbols_data): New function.
502 (Relobj::is_section_name_included): New function.
503 (Sized_relobj::do_layout): Allow this function to be called twice
504 during garbage collection and defer layout of section during the
506 * object.h (Relobj::get_symbols_data): New function.
507 (Relobj::is_section_name_included): New function.
508 (Relobj::copy_symbols_data): New function.
509 (Relobj::set_symbols_data): New function.
510 (Relobj::get_relocs_data): New function.
511 (Relobj::set_relocs_data): New function.
512 (Relobj::is_output_section_offset_invalid): New pure virtual function.
513 (Relobj::gc_process_relocs): New function.
514 (Relobj::do_gc_process_relocs): New pure virtual function.
515 (Relobj::sd_): New data member.
516 (Sized_relobj::is_output_section_offset_invalid): New function.
517 (Sized_relobj::do_gc_process_relocs): New function.
518 * options.h (General_options::gc_sections): Modify to not be a no-op.
519 (General_options::print_gc_sections): New option.
520 * plugin.cc (Plugin_finish::run): Remove function call to
521 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
522 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
523 * reloc.cc (Read_relocs::run): Add task to process relocs and
524 determine unreferenced sections when doing garbage collection.
525 (Gc_process_relocs): New class.
526 (Sized_relobj::do_gc_process_relocs): New function.
527 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
528 sections that are garbage collected.
529 * reloc.h (Gc_process_relocs): New class.
530 * sparc.cc (Target_sparc::gc_process_relocs): New function.
531 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
532 symbols whose corresponding sections are garbage collected.
533 (Symbol_table::Symbol_table): Add new parameter for the garbage
535 (Symbol_table::gc_mark_undef_symbols): New function.
536 (Symbol_table::gc_mark_symbol_for_shlib): New function.
537 (Symbol_table::gc_mark_dyn_syms): New function.
538 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
540 (Symbol_table::add_from_object): Likewise.
541 (Symbol_table::add_from_relobj): When building shared objects, do not
542 treat externally visible symbols as garbage.
543 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
544 table information for static and relocatable links.
545 * symtab.h (Symbol_table::set_gc): New function.
546 (Symbol_table::gc): New function.
547 (Symbol_table::gc_mark_undef_symbols): New function.
548 (Symbol_table::gc_mark_symbol_for_shlib): New function.
549 (Symbol_table::gc_mark_dyn_syms): New function.
550 (Symbol_table::gc_): New data member.
551 * target.h (Sized_target::gc_process_relocs): New pure virtual
553 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
554 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
556 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
558 * options.h (General_options::gc_sections): Define as a no-op for now.
559 (General_options::no_keep_memory): Ditto.
560 (General_options::Bshareable): Define.
561 * options.cc (General_options::finalize): Honor -Bshareable.
563 2009-01-20 Andreas Schwab <schwab@suse.de>
565 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
566 read the value in the contents, since we don't use it. Use the
567 template endianness when writing.
568 (Relocate::relocate): Use it for R_PPC_REL16_HA.
570 2009-01-19 Andreas Schwab <schwab@suse.de>
572 * configure.tgt (powerpc64-*): Fix targ_obj.
574 2009-01-15 Ian Lance Taylor <iant@google.com>
576 * object.cc (Sized_relobj::write_local_symbols): Don't write out
577 local symbols when stripping all symbols.
579 2009-01-14 Cary Coutant <ccoutant@google.com>
581 * output.cc (Output_reloc): Add explicit instantiations.
583 2009-01-14 Cary Coutant <ccoutant@google.com>
585 * archive.cc (Archive::get_elf_object_for_member): Remove call
586 to File_read::claim_for_plugin.
587 * descriptors.cc (Descriptors::open): Remove reference to
589 (Descriptors::claim_for_plugin): Remove.
590 * descriptors.h (Descriptors::claim_for_plugin): Remove.
591 (Descriptors::is_claimed): Remove.
592 (claim_descriptor_for_plugin): Remove.
593 * fileread.cc (File_read::claim_for_plugin): Remove.
594 * fileread.h (File_read::claim_for_plugin): Remove.
595 (File_read::descriptor): Reopen descriptor if necessary.
596 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
597 (Plugin_manager::all_symbols_read): Add task parameter. Change
599 (Plugin_manager::get_input_file): New function.
600 (Plugin_manager::release_input_file): New function.
601 (Pluginobj::Pluginobj): Add filesize parameter and initialize
602 corresponding data member.
603 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
604 and pass to base constructor. Change all callers.
605 (get_input_file, release_input_file): New functions.
606 (make_sized_plugin_object): Add filesize parameter. Change all callers.
607 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
608 (Plugin_manager::all_symbols_read): Add task parameter.
609 (Plugin_manager::get_input_file): New function.
610 (Plugin_manager::release_input_file): New function.
611 (Plugin_manager::task_): New data member.
612 (Pluginobj::Pluginobj): Add filesize parameter.
613 (Pluginobj::filename): New function.
614 (Pluginobj::descriptor): New function.
615 (Pluginobj::filesize): New function.
616 (Pluginobj::filesize_): New data member.
617 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
618 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
619 File_read::claim_for_plugin; use Object::unlock to unlock the file.
621 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
622 with archive libraries.
623 * testsuite/Makefile.in: Regenerate.
624 * testsuite/plugin_test.c (struct sym_info): New type.
625 (get_input_file, release_input_file): New static variables.
626 (onload): Capture new transfer vector entries.
627 (claim_file_hook): Stop reading at end of file according to filesize.
628 Factor out parsing of readelf output into separate function.
629 (all_symbols_read_hook): Exercise get_input_file and release_input_file
630 APIs and get the source file name from the symbol table. Convert
631 source file name to corresponding object file name. Print info
632 message when adding new input files.
633 (parse_readelf_line): New function.
634 * testsuite/plugin_test_1.sh: Add checks for new info messages.
635 * testsuite/plugin_test_2.sh: Likewise.
636 * testsuite/plugin_test_3.sh: Likewise.
637 * testsuite/plugin_test_4.sh: New test case.
639 2009-01-07 Ian Lance Taylor <iant@google.com>
641 * version.cc (version_string): Bump to 1.8.
643 2008-12-23 Cary Coutant <ccoutant@google.com>
645 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
646 * plugin.cc (Plugin_manager::finish): Rename as
647 layout_deferred_objects. Move cleanup to separate function.
648 (Plugin_manager::cleanup): New function.
649 (Plugin_finish::run): Call layout_deferred_objects and cleanup
651 * plugin.h (Plugin_manager::finish): Rename as
652 layout_deferred_objects.
653 (Plugin_manager::cleanup): New function.
654 (Plugin_manager::cleanup_done): New field.
656 2008-12-23 Cary Coutant <ccoutant@google.com>
658 * plugin.cc (is_visible_from_outside): New function.
659 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
660 so we don't return "IR only" status for exported symbols or -r links.
662 * testsuite/Makefile.am (plugin_test_3): New test case.
663 * testsuite/Makefile.in: Regenerate.
664 * testsuite/plugin_test_3.sh: New file.
666 2008-12-22 Cary Coutant <ccoutant@google.com>
668 * object.cc (Sized_relobj::layout_section): New function.
669 (Sized_relobj::do_layout): Defer layout of input sections until after
670 plugin has provided replacement files.
671 (Sized_relobj::do_layout_deferred_sections): New function.
672 * object.h (Relobj::set_section_offset): Remove virtual keyword.
673 (Relobj::layout_deferred_sections): New function.
674 (Relobj::do_layout_deferred_sections): New function.
675 (Sized_relobj::do_layout_deferred_sections): New function.
676 (Sized_relobj::layout_section): New function.
677 (Sized_relobj::Deferred_layout): New structure.
678 (Sized_relobj::deferred_layout_): New field.
679 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
680 Change all callers. Layout deferred sections.
681 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
683 (Plugin_hook::run): Move code from do_plugin_hook inline.
684 (Plugin_hook::do_plugin_hook): Remove.
685 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
686 (Plugin_manager::finish): Renamed, was cleanup.
687 (Plugin_manager::should_defer_layout): New function.
688 (Plugin_manager::add_deferred_layout_object): New function.
689 (Plugin_manager::Deferred_layout_list): New type.
690 (Plugin_manager::deferred_layout_objects_): New field.
691 (Plugin_hook::do_plugin_hook): Remove.
693 2008-12-17 Ian Lance Taylor <iant@google.com>
695 * options.h (class General_options): Add --no case for
698 2008-12-16 Cary Coutant <ccoutant@google.com>
700 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
702 (Plugin_manager::claim_file): Create plugin object even if
703 plugin did not call the add_symbols callback.
704 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
705 asking for more symbols than were added.
706 * testsuite/Makefile.am (plugin_test_1): Add test case with
708 (empty.syms): New target.
709 * testsuite/Makefile.in: Regenerate.
710 * testsuite/plugin_test.c (claim_file_hook): Add new debug
711 message. Don't call add_symbols if no globals.
712 (all_symbols_read_hook): Don't provide replacement for empty
715 2008-12-12 Ian Lance Taylor <iant@google.com>
717 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
718 r_type == 0 for a local symbol with r_sym == 0.
719 (scan_relocatable_relocs): Pass r_sym to
720 local_non_section_strategy.
721 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
724 * configure.ac: Update test for TLS descriptors: they are
725 supported as of glibc 2.9.
726 * configure: Rebuild.
728 2008-12-11 Ian Lance Taylor <iant@google.com>
731 * target-reloc.h (Default_scan_relocatable_relocs): For each
732 function, map r_type == 0 to RELOC_DISCARD.
734 2008-12-10 Cary Coutant <ccoutant@google.com>
736 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
737 object to override a kept COMDAT group from a plugin object.
739 2008-12-09 Ian Lance Taylor <iant@google.com>
742 * yyscript.y (file_cmd): Handle INPUT.
744 * testsuite/initpri1.c: Change all declarations to be full
745 prototypes by adding void, to avoid compiler warnings.
747 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
749 * options.cc (General_options::parse_plugin_opt): New.
750 (General_options::add_plugin): The argument now is just the filename.
751 (General_options::add_plugin_option): New.
752 * options.h (plugin_opt): New.
753 (add_plugin): Change argument name.
754 (add_plugin_option): New.
755 * plugin.cc (Plugin::load): Don't parse the plugin option.
756 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
757 (Plugin::add_option): New.
758 (Plugin::args_): Change type.
759 (Plugin::filename_): New.
760 (Plugin_manager::add_plugin_option): New.
761 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
762 * testsuite/Makefile.in: Regenerate.
764 2008-12-05 Cary Coutant <ccoutant@google.com>
766 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
767 Handle --strip-lto-sections option.
768 * options.h (strip_lto_sections): New option.
770 2008-12-01 Cary Coutant <ccoutant@google.com>
772 * plugin.cc (ld_plugin_message): Change format parameter to const.
773 Fix mismatch between new[] and delete.
775 2008-11-14 Cary Coutant <ccoutant@google.com>
777 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
780 2008-11-05 Craig Silverstein <csilvers@google.com>
782 * options.cc (General_options::parse_dynamic_list): New function.
783 * options.h (General_options): New flags dynamic_list,
784 dynamic_list_data, dynamic_list_cpp_new, and
785 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
786 (General_options::in_dynamic_list): New function.
787 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
788 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
789 (Lex::can_continue_name): Likewise.
791 (read_script_file): New parameter script_options.
792 (read_dynamic_list): New function.
793 (Script_options::define_dynamic_list): New function.
794 (dynamic_list_keyword_parsecodes): New variable.
795 (dynamic_list_keywords): New variable.
796 * script.h (Script_options::define_dynamic_list): New function
798 (read_dynamic_list): New function prototype.
799 * symtab.cc (strprefix): New macro.
800 (Symbol::should_add_dynsym_entry): Support dynamic_list,
801 dynamic_list_data, dynamic_list_cpp_new, and
802 dynamic_list_cpp_typeinfo.
803 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
804 (dynamic_list_expr): New rule.
805 (dynamic_list_nodes): Likewise.
806 (dynamic_list_node): Likewise.
807 * testsuite/Makefile.am (dynamic_list): New test.
808 * testsuite/Makefile.in: Regenerated.
809 * testsuite/dynamic_list.t: New file.
810 * testsuite/dynamic_list.sh: New file.
812 2008-11-05 Craig Silverstein <csilvers@google.com>
814 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
815 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
816 (t11_last): Likewise.
817 * testsuite/ver_test_6.c (main): Likewise.
819 2008-10-07 Cary Coutant <ccoutant@google.com>
821 * options.c (General_options::finalize): Add check for -static and
823 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
826 2008-10-02 Cary Coutant <ccoutant@google.com>
828 * plugin.cc (make_sized_plugin_object): Fix conditional
829 compilation to work when not all targets are enabled.
831 2008-09-29 Cary Coutant <ccoutant@google.com>
833 * archive.cc (Archive::get_file_and_offset): Use filename instead
834 of name to get library path.
835 (Archive::include_member): Unlock external member of a thin archive.
837 * testsuite/Makefile.am (TEST_AR): New variable.
838 (thin_archive_test_1): New test.
839 (thin_archive_test_2): New test.
840 * testsuite/Makefile.in: Regenerate.
841 * testsuite/thin_archive_main.cc: New file.
842 * testsuite/thin_archive_test_1.cc: New file.
843 * testsuite/thin_archive_test_2.cc: New file.
844 * testsuite/thin_archive_test_3.cc: New file.
845 * testsuite/thin_archive_test_4.cc: New file.
847 2008-09-29 Cary Coutant <ccoutant@google.com>
849 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
850 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
852 (Sized_relobj::do_finalize_local_symbols): Likewise.
853 (Sized_relobj::map_to_kept_section): Likewise.
854 * object.h (Sized_relobj::invalid_address): New constant.
855 (Sized_relobj::do_output_section_offset): Check for invalid_address
857 * output.cc (Output_reloc::local_section_offset): Use constant
858 invalid_address instead of -1U.
859 (Output_reloc::get_address): Likewise.
860 (Output_section::output_address): Change -1U to -1ULL.
861 * output.h (Output_reloc::invalid_address): New constant.
862 * reloc.cc (Sized_relobj::write_sections): Use constant
863 invalid_address instead of -1U.
864 (Sized_relobj::relocate_sections): Likewise.
865 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
866 values for merge sections.
867 * target-reloc.h (relocate_for_relocatable): Use constant
868 invalid_address instead of -1U.
870 2008-09-19 Cary Coutant <ccoutant@google.com>
872 Add plugin functionality for link-time optimization (LTO).
873 * configure.ac (plugins): Add --enable-plugins option.
874 * configure: Regenerate.
875 * config.in: Regenerate.
876 * Makefile.am (LIBDL): New variable.
877 (CCFILES): Add plugin.cc.
878 (HFILES): Add plugin.h.
879 (ldadd_var): Add LIBDL.
880 * Makefile.in: Regenerate.
882 * archive.cc: Include "plugin.h".
883 (Archive::setup): Don't preread archive symbols when using a plugin.
884 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
885 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
887 (Archive::include_member): Add symbols from plugin objects.
888 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
889 * descriptors.cc (Descriptors::open): Check for file descriptors
890 abandoned by plugins.
891 (Descriptors::claim_for_plugin): New function.
892 * descriptors.h (Descriptors::claim_for_plugin): New function.
893 (Open_descriptor::is_claimed): New field.
894 (claim_descriptor_for_plugin): New function.
895 * fileread.cc (File_read::claim_for_plugin): New function.
896 * fileread.h (File_read::claim_for_plugin): New function.
897 (File_read::descriptor): New function.
898 * gold.cc: Include "plugin.h".
899 (queue_initial_tasks): Add task to call plugin hooks for generating
901 * main.cc: Include "plugin.h".
902 (main): Load plugin libraries.
903 * object.h (Pluginobj): Declare.
904 (Object::pluginobj): New function.
905 (Object::do_pluginobj): New function.
906 (Object::set_target): New function.
907 * options.cc: Include "plugin.h".
908 (General_options::parse_plugin): New function.
909 (General_options::General_options): Initialize plugins_ field.
910 (General_options::add_plugin): New function.
911 * options.h (Plugin_manager): Declare.
912 (General_options): Add --plugin option.
913 (General_options::has_plugins): New function.
914 (General_options::plugins): New function.
915 (General_options::add_plugin): New function.
916 (General_options::plugins_): New field.
917 * plugin.cc: New file.
918 * plugin.h: New file.
919 * readsyms.cc: Include "plugin.h".
920 (Read_symbols::do_read_symbols): Check for archive before checking
921 for ELF file. Call plugin hooks to claim files.
922 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
923 from a real object file; force override when processing replacement
925 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
926 (Symbol::init_base_object): Likewise.
927 (Symbol::init_base_output_data): Likewise.
928 (Symbol::init_base_output_segment): Likewise.
929 (Symbol::init_base_constant): Likewise.
930 (Symbol::init_base_undefined): Likewise.
931 (Symbol::output_section): Assert that object is not a plugin.
932 (Symbol_table::add_from_pluginobj): New function.
933 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
935 (Symbol_table::sized_write_globals): Likewise.
936 (Symbol_table::add_from_pluginobj): Instantiate template.
937 * symtab.h (Sized_pluginobj): Declare.
938 (Symbol::in_real_elf): New function.
939 (Symbol::set_in_real_elf): New function.
940 (Symbol::in_real_elf_): New field.
941 (Symbol_table::add_from_pluginobj): New function.
943 * testsuite/Makefile.am (AM_CFLAGS): New variable.
944 (LIBDL): New variable.
946 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
947 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
948 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
949 (MOSTLYCLEANFILES): Likewise.
950 * testsuite/Makefile.in: Regenerate.
951 * testsuite/plugin_test.c: New file.
952 * testsuite/plugin_test_1.sh: New file.
953 * testsuite/plugin_test_2.sh: New file.
955 2008-09-16 Ian Lance Taylor <iant@google.com>
957 * target-reloc.h (relocate_section): Check whether a symbol is
958 defined by the ABI before reporting an undefined symbol error.
959 * target.h (Target::is_defined_by_abi): Make parameter const.
960 (Target::do_is_defined_by_abi): Likewise.
961 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
962 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
963 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
964 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
965 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
966 * testsuite/Makefile.in: Rebuild.
968 * fileread.cc (make_view): Add casts to avoid warning.
970 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
972 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
973 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
975 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
977 * options.h (General_options::output_is_executable): New.
978 (General_options::output_is_pie): New.
979 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
980 for shared libraries.
981 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
983 2008-09-11 Chris Demetriou <cgd@google.com>
985 * options.h (origin): New -z option.
986 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
987 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
990 2008-09-05 Cary Coutant <ccoutant@google.com>
992 * fileread.cc (File_read::make_view): Add check for attempt to map
995 2008-09-05 Cary Coutant <ccoutant@google.com>
997 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
998 explicit instantiations.
1000 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1003 * options.cc (General_options::finalize): Allow undefined symbols
1004 in shlibs if linking -shared.
1007 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1008 symbols as not needing a dynsym entry.
1010 2008-08-20 Craig Silverstein <csilvers@google.com>
1012 * fileread.cc (File_read::open): Do not lock the file unless it
1013 was successfully opened.
1015 2008-08-14 Cary Coutant <ccoutant@google.com>
1017 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1018 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1019 * testsuite/tls_test.cc (struct int128): 128-bit struct
1020 for testing TLS relocs with non-zero addend.
1021 (v12): New TLS variable.
1023 (t_last): Add check for v12.
1024 * testsuite/tls_test.h (t12): New function.
1025 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1027 2008-08-13 Ian Lance Taylor <iant@google.com>
1029 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1030 set tls_segment_ or relro_segment_.
1031 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1033 * output.h (Output_section::clear_is_relro): New function.
1034 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1035 sections specially even when output_data_ is empty.
1036 (Output_segment::maximum_alignment): When first section is relro,
1037 only force alignment for PT_LOAD segments.
1038 * script.cc (script_data_segment_align): New function.
1039 (script_data_segment_relro_end): New function.
1040 * script-c.h (script_data_segment_align): Declare.
1041 (script_data_segment_relro_end): Declare.
1042 * script-sections.h (class Script_sections): Declare
1043 data_segment_align and data_segment_relro_end. Add fields
1044 segment_align_index_ and saw_relro_end_.
1045 * script-sections.cc (class Sections_element): Add set_is_relro
1046 virtual function. Add new bool* parameter to place_orphan_here.
1047 Add get_output_section virtual function.
1048 (class Output_section_definition): Add set_is_relro. Add new
1049 bool* parameter to place_orphan_here. Add get_output_section.
1050 Add is_relro_ field.
1051 (Output_section_definition::Output_section_definition): Initialize
1052 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1053 and is_relro_ fields.
1054 (Output_section_definition::place_orphan_here): Add is_relro
1056 (Output_section_definition::set_section_addresses): Set relro for
1058 (Output_section_definition::alternate_constraint): Likewise.
1059 (class Orphan_output_section): Add new bool* parameter to
1060 place_orphan_here. Add get_output_section.
1061 (Orphan_output_section::place_orphan_here): Add is_relro
1063 (Script_sections::Script_sections): Initialize
1064 data_segment_align_index_ and saw_relro_end_.
1065 (Script_sections::data_segment_align): New function.
1066 (Script_sections::data_segment_relro_end): New function.
1067 (Script_sections::place_orphan): Set or clear is_relro.
1068 (Script_sections::set_section_addresses): Force alignment of first
1070 * yyscript.y (exp): Call script_data_segment_align and
1071 script_data_segment_relro_end.
1072 * testsuite/relro_script_test.t: New file.
1073 * testsuite/relro_test.cc (using_script): Declare.
1074 (t1, t2): Test using_script.
1075 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1076 (relro_script_test_SOURCES): Define.
1077 (relro_script_test_DEPENDENCIES): Define.
1078 (relro_script_test_LDFLAGS): Define.
1079 (relro_script_test_LDADD): Define.
1080 (relro_script_test.so): New target.
1081 * testsuite/Makefile.in: Rebuild.
1083 2008-08-06 Cary Coutant <ccoutant@google.com>
1085 * archive.cc (Archive::total_archives, Archive::total_members)
1086 (Archive::total_members_loaded): New variables.
1087 (Archive::setup): Add parameter. Add option to preread
1089 (Archive::read_armap): Add counter.
1090 (Archive::get_file_and_offset): New function.
1091 (Archive::get_elf_object_for_member): New function.
1092 (Archive::read_all_symbols): New function.
1093 (Archive::read_symbols): New function.
1094 (Archive::add_symbols): Add counters.
1095 (Archive::include_all_members): Use armap to find members if it's
1097 (Archive::include_member): Skip reading symbols if already read.
1098 Factored code into Archive::get_file_and_offset and
1099 Archive::get_elf_object_for_member. Changed call to
1100 Mapfile::report_include_archive_member.
1101 (Archive::print_stats): New function.
1102 * archive.h: Declare Object and Read_symbols_data classes.
1103 (Archive::Archive): Add initializers for new members.
1104 (Archive::setup): Add parameter.
1105 (Archive::print_stats): New function.
1106 (Archive::total_archives, Archive::total_members)
1107 (Archive::total_members_loaded): New variables.
1108 (Archive::get_file_and_offset): New function.
1109 (Archive::get_elf_object_for_member): New function.
1110 (Archive::read_all_symbols): New function.
1111 (Archive::read_symbols): New function.
1112 (Archive::Archive_member): New class.
1113 (Archive::members_): New member.
1114 (Archive::num_members_): New member.
1115 * main.cc: Include archive.h.
1116 (main): Call Archive::print_stats.
1117 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1118 archive parameter; member_name is now the fully-decorated name.
1119 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1120 * options.h: (General_options): Add --preread-archive-symbols option.
1121 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1124 2008-08-04 Ian Lance Taylor <iant@google.com>
1126 * symtab.h (Symbol::use_plt_offset): New function.
1127 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1128 * powerpc.cc (Relocate::relocate): Likewise.
1129 * sparc.cc (Relocate::relocate): Likewise.
1130 * x86_64.cc (Relocate::relocate): Likewise.
1131 * testsuite/weak_plt.sh: New test.
1132 * testsuite/weak_plt_main.cc: New test.
1133 * testsuite/weak_plt_shared.cc: New test.
1134 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1135 (check_PROGRAMS): Add weak_plt.
1136 (check_DATA): Add weak_plt_shared.so.
1137 (weak_plt_main_pic.o, weak_plt): New targets.
1138 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1139 * testsuite/Makefile.in: Rebuild.
1141 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1143 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1144 * testsuite/Makefile.in: Rebuild.
1146 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1148 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1149 * Makefile.in: Regenerate.
1150 * po/POTFILES.in: Regenerate.
1152 2008-07-29 Ian Lance Taylor <iant@google.com>
1154 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1155 symbols before other symbols.
1156 * testsuite/script_test_2.cc (test_addr): Declare.
1157 (test_addr_alias): Declare.
1158 (main): Check that test_addr and test_addr_alias have the right
1160 * testsuite/script_test_2.t: Define test_addr_alias and
1163 2008-07-24 Ian Lance Taylor <iant@google.com>
1166 * descriptors.cc: New file.
1167 * descriptors.h: New file.
1168 * gold-threads.h (class Hold_optional_lock): New class.
1169 * fileread.cc: Include "descriptors.h".
1170 (File_read::~File_read): Release descriptor rather than closing
1172 (File_read::open) [file]: Call open_descriptor rather than open.
1173 Set is_descriptor_opened_.
1174 (File_read::open) [memory]: Assert that descriptor is not open.
1175 (File_read::reopen_descriptor): New function.
1176 (File_read::release): Release descriptor.
1177 (File_read::do_read): Make non-const. Reopen descriptor.
1178 (File_read::read): Make non-const.
1179 (File_read::make_view): Reopen descriptor.
1180 (File_read::do_readv): Likewise.
1181 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1182 Update declarations.
1183 * layout.cc: Include "descriptors.h".
1184 (Layout::create_build_id): Use open_descriptor rather than open.
1185 * output.cc: Include "descriptors.h".
1186 (Output_file::open): Use open_descriptor rather than open.
1187 * archive.cc (Archive::const_iterator): Change Archive to be
1189 (Archive::begin, Archive::end): Make non-const.
1190 (Archive::count_members): Likewise.
1191 * archive.h (class Archive): Update declarations.
1192 * object.h (Object::read): Make non-const.
1193 * Makefile.am (CCFILES): Add descriptors.cc.
1194 (HFILES): Add descriptors.h.
1195 * Makefile.in: Rebuild.
1198 * gold.h: Always include <clocale>. Add Solaris workarounds
1199 following code in binutils/sysdep.h.
1202 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1203 this->eh_frame_hdr_ is NULL before using it.
1205 * dynobj.cc (Versions::Versions): Update comment.
1207 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1208 the base version name.
1210 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1211 array size plus one.
1212 (Stringpool_template::set_string_offsets): Subtract one from key
1213 before using it as an array index.
1214 (Stringpool_template::get_offset_with_length): Likewise.
1215 (Stringpool_template::write_to_buffer): Likewise.
1216 * stringpool.h (Stringpool_template::get_offset_from_key):
1219 2008-07-23 Ian Lance Taylor <iant@google.com>
1222 * object.h (Merged_symbol_value::value): Do our best to handle a
1226 * script.cc (Version_script_info::get_versions): Don't add empty
1227 version tag to return value.
1228 (Version_script_info::get_symbol_version_helper): Change return
1229 type to bool. Add pversion parameter. Change all callers.
1230 (script_register_vers_node): Don't require a non-NULL tag.
1231 * script.h (class Version_script_info): Update declarations.
1232 (Version_script_info::get_symbol_version): Change return type to
1233 bool. Add version parameter. Change all callers.
1234 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1235 handling. Handle an empty version from a version script.
1236 (Symbol_table::define_special_symbol): Likewise.
1237 * testsuite/ver_test_10.script: New file.
1238 * testsuite/ver_test_10.sh: New file.
1239 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1240 (check_DATA): Add ver_test_10.syms.
1241 (ver_test_10.syms, ver_test_10.so): New target.
1242 * testsuite/Makefile.in: Rebuild.
1244 2008-07-23 Simon Baldwin <simonb@google.com>
1246 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1247 to zero for undefined symbols from dynamic libraries.
1249 2008-07-23 Ian Lance Taylor <iant@google.com>
1251 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1253 * symtab.h (class Symbol_table): Update declaration.
1254 * testsuite/ver_test_9.cc: New file.
1255 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1256 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1257 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1258 (ver_test_9.so, ver_test_9.o): New targets.
1259 * testsuite/Makefile.in: Rebuild.
1261 2008-07-22 Ian Lance Taylor <iant@google.com>
1263 * options.h (class General_options): Define --check-sections.
1264 * layout.cc (Layout::set_segment_offsets): Handle
1267 * options.h (class General_options): Define -n/--nmagic and
1269 * options.cc (General_options::finalize): For -n/--nmagic or
1270 -N/--omagic, set -static.
1271 * layout.cc (Layout::attach_allocated_section_to_segment): If
1272 -N/--omagic, don't put read-only and read-write sections in
1274 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1275 finding a read-only segment.
1276 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1277 don't set the minimum segment alignment to the common page size,
1278 and don't set the file offset to the address modulo the page size.
1279 * script-sections.cc (Script_sections::create_segments): If
1280 -n/--omagic, don't put read-only and read-write sections in
1283 * cref.cc: New file.
1285 * options.h (class General_options): Add --print-symbol-counts.
1286 * main.cc (main): Issue defined symbol report if requested.
1287 * archive.cc (Archive::interpret_header): Make into a const member
1289 (Archive::add_symbols): Call Input_objects::archive_start and
1291 (Archive::const_iterator): Define new class.
1292 (Archive::begin, Archive::end): New functions.
1293 (Archive::include_all_members): Rewrite to use iterator.
1294 (Archive::count_members): New function.
1295 * archive.h (class Archive): Update declarations.
1296 (Archive::filename): New function.
1297 * object.cc: Include "cref.h".
1298 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1299 (Sized_relobj::do_get_global_symbol_counts): New function.
1300 (Input_objects::add_object): Add object to cross-referencer.
1301 (Input_objects::archive_start): New function.
1302 (Input_objects::archive_stop): New function.
1303 (Input_objects::print_symbol_counts): New function.
1304 * object.h: Declare Cref and Archive.
1305 (Object::get_global_symbol_counts): New function.
1306 (Object::do_get_global_symbol_counts): New pure virtual function.
1307 (class Sized_relobj): Add defined_count_ field. Update
1309 (class Input_objects): Add cref_ field. Update constructor.
1310 Update declarations.
1311 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1313 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1315 (Sized_dynobj::do_get_global_symbol_counts): New function.
1316 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1317 defined_count_. Update declarations. Define Symbols typedef.
1318 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1319 parameter. Change all callers.
1320 (Symbol_table::add_from_dynobj): Add sympointers and defined
1321 parameters. Change all callers.
1322 * symtab.h (class Symbol_table): Update declarations.
1323 * Makefile.am (CCFILES): Add cref.cc.
1324 (HFILES): Add cref.h.
1325 * Makefile.in: Rebuild.
1327 2008-07-22 Simon Baldwin <simonb@google.com>
1329 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1330 to zero when writing undefined symbols.
1332 2008-07-22 Ian Lance Taylor <iant@google.com>
1334 * output.cc (Output_section::add_input_section): Don't try to
1335 merge empty merge sections.
1337 2008-07-21 Craig Silverstein <csilvers@google.com>
1339 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1340 Include symbol version in error message.
1342 2008-07-20 Chris Demetriou <cgd@google.com>
1344 * configure.ac (gold_cv_c_random_seed): New configured variable.
1345 (RANDOM_SEED_CFLAGS): New substituted variable.
1346 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1347 * configure: Rebuild.
1348 * Makefile.in: Likewise.
1349 * testsuite/Makefile.in: Likewise.
1351 2008-07-18 Ian Lance Taylor <iant@google.com>
1353 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1354 where we see NAME/NULL and NAME/VERSION as separate symbols.
1355 * testsuite/ver_test_main.cc (main): Call t4.
1356 (t4, t4_2a): Define.
1357 * testsuite/ver_test_2.cc (t4_2): Define.
1358 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1359 * testsuite/ver_test_4.cc (t4_2a): Define.
1360 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1361 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1363 2008-07-17 Ian Lance Taylor <iant@google.com>
1365 * dynobj.cc (Versions::add_def): If we give an error about a
1366 missing version, go ahead and create the version anyhow.
1368 2008-07-10 Ian Lance Taylor <iant@google.com>
1370 Handle output sections with more than 0x7fffffff bytes.
1371 * object.h (class Relobj): Change map_to_output_ to
1372 output_sections_, and just keep a section pointer. Change all
1373 uses. Move comdat group support to Sized_relobj.
1374 (Relobj::is_section_specially_mapped): Remove.
1375 (Relobj::output_section): Remove poff parameter. Change all
1377 (Relobj::output_section_offset): New function.
1378 (Relobj::set_section_offset): Rewrite.
1379 (Relobj::map_to_output): Remove.
1380 (Relobj::output_sections): New function.
1381 (Relobj::do_output_section_offset): New pure virtual function.
1382 (Relobj::do_set_section_offset): Likewise.
1383 (class Sized_relobj): Add section_offsets_ field. Add comdat
1384 group support from Relobj. Update declarations.
1385 (Sized_relobj::get_output_section_offset): New function.
1386 (Sized_relobj::do_output_section_offset): New function.
1387 (Sized_relobj::do_set_section_offset): New function.
1388 * object.cc (Relobj::output_section_address): Remove.
1389 (Sized_relobj::Sized_relobj): Initialize new fields.
1390 (Sized_relobj::include_section_group): Cast find_kept_object to
1392 (Sized_relobj::include_linkonce_section): Likewise.
1393 (Sized_relobj::do_layout): Use separate arrays for output section
1395 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1397 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1398 output_sections and section_offsets.
1399 (Sized_relobj::write_local_symbols): Likewise.
1400 (map_to_kept_section): Compute output address directly.
1401 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1402 output_sections and section_offsets.
1403 (Sized_relobj::write_sections): Likewise.
1404 (Sized_relobj::relocate_sections): Likewise.
1405 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1406 * output.h (class Output_reloc): Update declarations. Change
1407 u2_.relobj to Sized_relobj*.
1408 (class Output_data_reloc): Change add functions to use
1410 * output.cc (Output_reloc::Output_reloc): Change relobj to
1412 (Output_reloc::local_section_offset): Change return type to
1413 Elf_Addr. Use get_output_section_offset.
1414 (Output_reloc::get_address): Likewise.
1415 (Output_section::is_input_address_mapped): Don't call
1416 is_section_specially_mapped.
1417 (Output_section::output_offset): Likewise.
1418 (Output_section::output_address): Likewise.
1419 (Output_section::starting_output_address): Likewise.
1420 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1421 parameter to Sized_relobj*.
1422 (Copy_relocs::need_copy_reloc): Likewise.
1423 (Copy_relocs::save): Likewise.
1424 * copy-relocs.h (class Copy_relocs): Update declarations.
1425 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1426 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1427 * target-reloc.h (relocate_for_relocatable): Change
1428 offset_in_output_section type to Elf_Addr. Change code that uses
1430 * layout.cc (Layout::layout): Always set *off.
1431 * mapfile.cc (Mapfile::print_input_section): Use
1432 output_section_offset.
1433 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1435 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1436 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1437 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1439 2008-07-03 Ian Lance Taylor <iant@google.com>
1441 * layout.cc (Layout::include_section): Do not discard unrecognized
1442 SHT_STRTAB sections.
1444 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1446 * script.cc (Lex::can_continue_name): Make '?' allowable in
1447 version-script names.
1448 * testsuite/version_script.map: Change glob pattern to use '?'
1450 2008-06-30 Manish Singh <yosh@gimp.org>
1453 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1456 2008-06-30 Ian Lance Taylor <iant@google.com>
1460 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1461 versions]: Don't try to read the value in the contents, since we
1462 don't use it. Use the template endianness when writing.
1464 2008-06-25 Cary Coutant <ccoutant@google.com>
1466 * fileread.cc (File_read::make_view): Assert on zero-length view.
1467 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1468 symbol table when there are no symbols to read.
1470 2008-06-23 Craig Silverstein <csilvers@google.com>
1472 * version.cc (version_string): Bump to 1.7
1474 2008-06-18 Craig Silverstein <csilvers@google.com>
1476 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1477 constant 0xFFFF to type Valtype.
1478 (Powerpc_relocate_functions::rel16_ha): Likewise.
1480 2008-06-17 Ian Lance Taylor <iant@google.com>
1482 * output.h (Output_section::Input_section): Initialize p2align_ to
1483 zero for Output_section_data constructors.
1484 (Output_section::Input_section::addralign): If not an input
1485 section, return the alignment of the Output_section_data.
1486 * testsuite/copy_test.cc: New file.
1487 * testsuite/copy_test_1.cc: New file.
1488 * testsuite/copy_test_2.cc: New file.
1489 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1490 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1491 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1492 (copy_test_1_pic.o, copy_test_1.so): New targets.
1493 (copy_test_2_pic.o, copy_test_2.so): New targets.
1494 * testsuite/Makefile.in: Rebuild.
1496 * script-sections.cc (Script_sections::place_orphan): Initialize
1497 local variable exact.
1499 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1501 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1503 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1504 David S. Miller <davem@davemloft.net>
1506 * powerpc.cc: New file.
1507 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1508 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1509 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1510 * Makefile.in: Rebuild.
1512 2008-06-09 Ian Lance Taylor <iant@google.com>
1514 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1516 (throwing, orig_terminate): New static variables.
1517 (terminate_handler): New static function.
1518 (t2): Set terminate handler.
1520 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1523 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1526 2008-05-30 Cary Coutant <ccoutant@google.com>
1528 * archive.cc (Archive::include_all_members) Correct to step
1529 over symbol table and extended name table in thin archives.
1531 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1534 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1537 2008-05-28 Caleb Howe <cshowe@google.com>
1539 * reduced_debug_output.cc: New file.
1540 * reduced_debug_output.h: New file.
1541 * options.h (class General_options): Add --strip-debug-non-line.
1542 * options.cc (General_options::finalize): Add strip_debug_non_line
1543 to the strip heirarchy.
1544 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1546 * layout.cc: Include "reduced_debug_output.h".
1547 (Layout::Layout): Initialize new fields.
1548 (line_only_debug_sections): New static array.
1549 (is_lines_only_debug_sections): New static inline function.
1550 (Layout::include_section): Handle --strip-debug-non-line.
1551 (Layout::make_output_section): If --strip-debug-non-line, build
1552 new output sections for .debug_abbrev and .debug_info.
1553 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1554 gold. Warn about possible overflow.
1555 (read_signed_LEB_128): Likewise.
1556 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1557 (read_signed_LEB_128): Declare.
1558 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1559 (HFILES): Add reduced_debug_output.h.
1560 * Makefile.in: Rebuild.
1562 2008-05-21 Ian Lance Taylor <iant@google.com>
1564 * mapfile.cc: New file.
1565 * mapfile.h: New file.
1566 * options.h (class General_options): Add -M/--print-map and -Map.
1567 * options.cc (General_options::finalize): Make -M equivalent to
1569 * main.cc: Include <cstdio> and "mapfile.h".
1570 (main): Open mapfile if requested.
1571 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1572 constructor. Change caller.
1573 (queue_initial_tasks): Add mapfile parameter. Change caller.
1574 (queue_middle_tasks): Likewise.
1575 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1577 * archive.cc: Include "mapfile.h".
1578 (Archive::add_symbols): Add mapfile parameter. Change all
1579 callers. Pass mapfile, symbol, and reason to include_member.
1580 (Archive::include_all_members): Add mapfile parameter. Change all
1582 (Archive::include_member): Add mapfile, sym, and why parameters.
1583 Change all callers. Report inclusion to map file.
1584 * archive.h: Include "fileread.h".
1585 (class Archive): Update declarations.
1586 (Archive::file): New const method.
1587 (class Add_archive_symbols): Add mapfile_ field. Update
1588 constructor. Change all callers.
1589 * readsyms.h (class Read_symbols): Likewise.
1590 (class Finish_group): Likewise.
1591 (class Read_script): Likewise.
1592 * common.cc: Include "mapfile.h".
1593 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1595 (Symbol_table::do_allocate_commons): Likewise.
1596 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1597 symbol allocation to mapfile.
1598 * common.h (class Allocate_commons_task): Add mapfile_ field.
1599 Update constructor. Change all callers.
1600 * symtab.h (class Symbol_table): Update declarations.
1601 * layout.cc: Include "mapfile.h".
1602 (Layout_task_runner::run): Print information to mapfile.
1603 (Layout::create_gold_note): Change Output_data_fixed_space to
1604 Output_data_zero_fill.
1605 (Layout::create_build_id): Likewise.
1606 (Layout::print_to_mapfile): New function.
1607 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1608 constructor. Change caller.
1609 (class Layout): Declare print_to_mapfile.
1610 * output.cc (Output_section::Input_section::print_to_mapfile): New
1612 (Output_section::add_input_section): If producing a map, always
1613 add to input_sections_ list.
1614 (Output_section::do_print_to_mapfile): New function.
1615 (Output_segment::print_sections_to_mapfile): New function.
1616 (Output_segment::print_section_list_to_mapfile): New function.
1617 * output.h: Include "mapfile.h".
1618 (Output_data::print_to_mapfile): New function.
1619 (Output_data::do_print_to_mapfile): New virtual function.
1620 (Output_segment_headers::do_print_to_mapfile): New function.
1621 (Output_file_header::do_print_to_mapfile): New function.
1622 (Output_data_const::do_print_to_mapfile): New function.
1623 (class Output_data_const_buffer): Add map_name_ field. Update
1624 constructor. Change all callers. Add do_print_to_mapfile
1626 (class Output_data_fixed_space): Likewise.
1627 (class Output_data_space): Likewise.
1628 (class Output_data_zero_fill): New class.
1629 (Output_data_strtab::do_print_to_mapfile): New function.
1630 (Output_data_reloc_base::do_print_to_mapfile): New function.
1631 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1632 (Output_data_group::do_print_to_mapfile): New function.
1633 (Output_data_got::do_print_to_mapfile): New function.
1634 (Output_data_dynamic::do_print_to_mapfile): New function.
1635 (Output_symtab_xindex::do_print_to_mapfile): New function.
1636 (class Output_section): Declare do_print_to_mapflie. Declare
1637 print_to_mapfile in Input_section.
1638 (class Output_segment): Declare new functions.
1639 * object.h (Sized_relobj::symbol_count): New function.
1640 * script-sections.cc
1641 (Output_section_element_dot_assignment::set_section_addresses):
1642 Change Output_data_fixed_space to Output_data_zero_fill.
1643 (Output_data_expression::do_print_to_mapfile): New function.
1644 * script.cc (read_input_script): Add mapfile parameter. Change
1646 * script.h (read_input_script): Update declaration.
1647 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1648 (Eh_frame::do_print_to_mapfile): New function.
1649 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1650 (Output_merge_string::do_print_to_mapfile): New function.
1651 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1653 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1655 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1657 * Makefile.am (CCFILES): Add mapfile.cc.
1658 (HFILES): Add mapfile.h.
1659 * Makefile.in: Rebuild.
1661 2008-05-19 Ian Lance Taylor <iant@google.com>
1663 * options.h (class General_options): Add -z relro.
1664 * layout.cc (Layout::Layout): Initialize relro_segment_.
1665 (Layout::add_output_section_data): Return the output section.
1666 (Layout::make_output_section): Rcognize relro sections and mark
1668 (Layout::attach_allocated_section_to_segment): Put relro sections
1669 in a PT_GNU_RELRO segment.
1670 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1672 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1674 (Layout::linkonce_mapping): Map d.rel.ro.local to
1676 (Layout::output_section_name): Us .data.rel.ro.local for any
1677 section which begins with that.
1678 * layout.h (class Layout): Update add_output_section_data
1679 declaration. Add relro_segment_ field.
1680 * output.cc (Output_section::Output_section): Initialize is_relro_
1681 and is_relro_local_ fields.
1682 (Output_segment::add_output_section): Group relro sections.
1683 (Output_segment::is_first_section_relro): New function.
1684 (Output_segment::maximum_alignment): If there is a relro section,
1685 align the segment to the common page size.
1686 (Output_segment::set_section_addresses): Track whether we are
1687 looking at relro sections. If the last section is a relro
1688 section, align to the common page size.
1689 (Output_segment::set_section_list_addresses): Add in_relro
1690 parameter. Change all callers. Align to the page size when
1691 moving from relro to non-relro section.
1692 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1694 * output.h (class Output_section): Add is_relro_ and
1695 is_relro_local_ fields.
1696 (Output_section::is_relro): New function.
1697 (Output_section::set_is_relro): New function.
1698 (Output_section::is_relro_local): New function.
1699 (Output_section::set_is_relro_local): New function.
1700 (class Output_segment): Update declarations.
1701 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1702 * sparc.cc (Target_sparc::got_section): Likewise.
1703 * x86_64.cc (Target_x86_64::got_section): Likewise.
1704 * testsuite/relro_test_main.cc: New file.
1705 * testsuite/relro_test.cc: New file.
1706 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1707 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1708 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1709 (relro_test.so, relro_test_pic.o): New targets.
1710 * testsuite/Makefile.in: Rebuild.
1712 2008-05-16 Ian Lance Taylor <iant@google.com>
1714 * output.cc (Output_segment::add_output_section): Remove front
1716 * output.h (class Output_segment): Remove
1717 add_initial_output_section and overloaded add_output_section.
1718 Update declaration of remaining add_output_section.
1719 * layout.cc (Layout::create_interp): Call add_output_section
1720 rather than add_initial_output_section.
1721 (Layout::finish_dynamic_section): Likewise.
1723 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1724 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1725 know the dynamic type.
1726 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1727 field. Initialize it in constructor.
1728 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1729 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1730 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1733 * output.cc (Output_reloc::get_address): Change return type to
1735 * output.h (class Output_reloc): Update get_address declaration.
1736 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1737 for section addresses.
1739 2008-05-09 Ian Lance Taylor <iant@google.com>
1742 * gold.cc (gold_nomem): Use return value of write.
1744 2008-05-08 Ian Lance Taylor <iant@google.com>
1746 * symtab.c (Symbol::init_base_output_data): Add version
1747 parameter. Change all callers.
1748 (Symbol::init_base_output_segment): Likewise.
1749 (Symbol::init_base_constant): Likewise.
1750 (Symbol::init_base_undefined): Likewise.
1751 (Sized_symbol::init_output_data): Likewise.
1752 (Sized_symbol::init_output_segment): Likewise.
1753 (Sized_symbol::init_constant): Likewise.
1754 (Sized_symbol::init_undefined): Likewise.
1755 (Symbol_table::do_define_in_output_data): If the new symbol has a
1756 version, mark it as the default.
1757 (Symbol_table::do_define_in_output_segment): Likewise.
1758 (Symbol_table::do_define_as_constant): Likewise.
1759 * symtab.h (class Symbol): Update declarations.
1760 (class Sized_symbol): Likewise.
1761 * resolve.cc (Symbol::override_version): New function.
1762 (Symbol::override_base): Call override_version.
1763 (Symbol::override_base_with_special): Likewise.
1764 * testsuite/ver_script_8.script: New file.
1765 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1766 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1767 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1768 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1770 2008-05-06 Ian Lance Taylor <iant@google.com>
1773 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1775 (class General_options): Remove existing --undefined, and add
1776 --no-undefined instead. Add new --undefined as synonym for -u.
1777 * archive.cc (Archive::add_symbols): Check whether symbol was
1779 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1780 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1781 all uses. Add IS_UNDEFINED. Update declarations to split
1782 different versions of init_base. Declare init_base_undefined.
1783 (Symbol::is_defined): Handle IS_UNDEFINED.
1784 (Symbol::is_undefined): Likewise.
1785 (Symbol::is_weak_undefined): Call is_undefined.
1786 (Symbol::is_absolute): Handle IS_CONSTANT.
1787 (class Sized_symbol): Update declarations to split different
1788 versions of init. Declare init_undefined.
1789 (class Symbol_table): Declare new functions.
1790 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1792 (Symbol::init_base_output_data): Likewise.
1793 (Symbol::init_base_output_segment): Likewise.
1794 (Symbol::init_base_constant): Likewise.
1795 (Symbol::init_base_undefined): New function.
1796 (Sized_symbol::init_object): Rename from init. Change all
1798 (Sized_symbol::init_output_data): Likewise.
1799 (Sized_symbol::init_output_segment): Likewise.
1800 (Sized_symbol::init_constant): Likewise.
1801 (Sized_symbol::init_undefined): New function.
1802 (Symbol_table::add_undefined_symbols_from_command_line): New
1804 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1806 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1807 (Symbol::output_section): Likewise.
1808 (Symbol::set_output_section): Likewise.
1809 (Symbol_table::sized_finalize_symbol): Likewise.
1810 (Symbol_table::sized_write_globals): Likewise.
1811 * resolve.cc (Symbol_table::should_override): Likewise.
1812 (Symbol::override_base_with_special): Likewise.
1814 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1815 symbol, change it to have default visibility.
1816 * testsuite/protected_1.cc: New file.
1817 * testsuite/protected_2.cc: New file.
1818 * testsuite/protected_3.cc: New file.
1819 * testsuite/protected_main_1.cc: New file.
1820 * testsuite/protected_main_2.cc: New file.
1821 * testsuite/protected_main_3.cc: New file.
1822 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1823 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1824 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1825 (protected_1.so): New target.
1826 (protected_1_pic.o, protected_2_pic.o): New targets.
1827 (protected_3_pic.o): New target.
1828 (check_PROGRAMS): Add protected_2.
1829 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1830 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1831 * testsuite/Makefile.in: Rebuild.
1833 * options.h (DEFINE_var): Add set_user_set_##varname__.
1834 (DEFINE_bool_alias): New macro.
1835 (class General_options): Define -Bstatic using DEFINE_bool_alias
1836 rather than DEFINE_special. Add --undefined as an alias for -z
1838 * options.cc (General_options::parse_Bstatic): Remove.
1840 * options.h (class General_options): Add --fatal-warnings.
1841 * main.cc (main): Implement --fatal-warnings.
1842 * errors.h (Errors::warning_count): New function.
1844 * options.h (class General_options): Add -Bsymbolic-functions.
1845 * symtab.h (Symbol::is_preemptible): Check for
1846 -Bsymbolic-functions.
1848 2008-05-05 Ian Lance Taylor <iant@google.com>
1850 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1851 as noVARNAME rather than no-VARNAME.
1852 (class General_options): Add option -z combreloc.
1853 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1855 (Output_reloc::sort_before) [SHT_REL]: New function.
1856 (Output_reloc::sort_before) [SHT_RELA]: New function.
1857 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1858 Sort_relocs_comparison.
1859 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1860 parameter. Change all callers.
1861 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1862 sort_relocs parameter. Change all callers.
1863 * output.cc (Output_reloc::get_address): New function, broken out
1865 (Output_reloc::write_rel): Call it.
1866 (Output_reloc::compare): New function.
1867 (Output_data_reloc_base::do_write): Optionally sort relocs.
1869 * configure.ac: If targ_extra_obj is set, link it in.
1870 * configure.tgt: Initialize all variables.
1871 (x86_64*): Set targ_extra_obj and targ_extra_size.
1872 * configure: Rebuild.
1874 * object.cc (Sized_relobj::include_section_group): Adjust section
1875 indexes read from group data. Build vector to pass to
1877 * layout.cc (Layout::layout_group): Add flags and shndxes
1878 parameters. Remove contents parameter. Change caller. Update
1879 explicit instantiations.
1880 * layout.h (class Layout): Update layout_group declaration.
1881 * output.cc (Output_data_group::Output_data_group): Add flags and
1882 input_shndxes parameters. Remove contents parameter. Change
1884 (Output_data_group::do_write): Change input_sections_ to
1886 * output.h (class Output_data_group): Update constructor
1887 declaration. Rename input_sections_ to input_shndxes_.
1888 * testsuite/many_sections_test.cc: Add template.
1890 2008-04-30 Cary Coutant <ccoutant@google.com>
1892 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1894 * layout.cc (Layout::include_section): Refactored check for debug
1896 (Layout::add_comdat): Add new parameters. Change type
1897 of signature parameter. Add object and shndx to signatures table.
1898 (Layout::find_kept_object): New function.
1899 * layout.h: Include <cstring>.
1900 (Layout::is_debug_info_section): New function.
1901 (Layout::add_comdat): Add new parameters.
1902 (Layout::find_kept_object): New function.
1903 (Layout::Kept_section): New struct.
1904 (Layout::Signatures): Change type of map range.
1905 * object.cc (Relobj::output_section_address): New function.
1906 (Sized_relobj::include_section_group): Add new parameters. Change
1907 calls to Layout::add_comdat. Change to build table of kept comdat
1908 groups and table mapping discarded sections to kept sections.
1909 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1910 (Sized_relobj::do_layout): Change calls to include_section_group and
1911 include_linkonce_section.
1912 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1913 value to zero when section is discarded.
1914 (Sized_relobj::map_to_kept_section): New function.
1915 * object.h (Relobj::output_section_address): New function.
1916 (Relobj::Comdat_group): New type.
1917 (Relobj::find_comdat_group): New function.
1918 (Relobj::Comdat_group_table): New type.
1919 (Relobj::Kept_comdat_section): New type.
1920 (Relobj::Kept_comdat_section_table): New type.
1921 (Relobj::add_comdat_group): New function.
1922 (Relobj::set_kept_comdat_section): New function.
1923 (Relobj::get_kept_comdat_section): New function.
1924 (Relobj::comdat_groups_): New field.
1925 (Relobj::kept_comdat_sections_): New field.
1926 (Symbol_value::input_value): Update comment.
1927 (Sized_relobj::map_to_kept_section) New function.
1928 (Sized_relobj::include_linkonce_section): Add new parameter.
1929 * target-reloc.h (Comdat_behavior): New type.
1930 (get_comdat_behavior): New function.
1931 (relocate_section): Add code to map a discarded section to the
1932 corresponding kept section when applying a relocation.
1934 2008-04-30 Craig Silverstein <csilvers@google.com>
1936 * dwarf_reader.cc (next_generation_count): New static var.
1937 (Addr2line_cache_entry): New struct.
1938 (addr2line_cache): New static var.
1939 (Dwarf_line_info::one_addr2line): Added caching.
1940 (Dwarf_line_info::clear_addr2line_cache): New function.
1941 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1942 cache-size parameter.
1943 (Dwarf_line_info::one_addr2line_cache): New function.
1944 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1945 new cache-size argument to one_addr2line(), and clear cache.
1947 2008-04-28 Cary Coutant <ccoutant@google.com>
1949 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1950 R_386_PC8 relocations.
1952 2008-04-23 Ian Lance Taylor <iant@google.com>
1954 * object.cc (Sized_relobj::include_section_group): Check for
1955 invalid section group.
1957 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1960 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1961 than read for file header.
1962 * archive.cc (Archive::include_member): Likewise.
1964 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1966 * aclocal.m4: Regenerate.
1967 * configure: Regenerate.
1969 2008-04-19 Ian Lance Taylor <iant@google.com>
1971 * version.cc (version_string): Bump to 1.6.
1973 * testsuite/Makefile.am (many_sections_r_test): New target.
1974 (many_sections_r_test_SOURCES): Remove.
1975 (many_sections_r_test_DEPENDENCIES): Remove.
1976 (many_sections_r_test_LDFLAGS): Remove.
1977 (many_sections_r_test_LDADD): Remove.
1979 * object.cc (Sized_relobj::do_add_symbols): Always pass
1980 local_symbol_count_ to add_from_relobj.
1982 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1983 every thousand variables.
1984 * testsuite/Makefile.in: Rebuild.
1986 * object.cc (Xindex::initialize_symtab_xindex): New function.
1987 (Xindex::read_symtab_xindex): New function.
1988 (Xindex::sym_xindex_to_shndx): New function.
1989 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1991 (Sized_relobj::do_initialize_xindex): New function.
1992 (Sized_relobj::do_read_symbols): Adjust section links.
1993 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1994 parameter. Change all callers.
1995 (Sized_relobj::include_section_group): Adjust section links and
1996 symbol section indexes.
1997 (Sized_relobj::do_layout): Adjust section links.
1998 (Sized_relobj::do_count_local_symbols): Adjust section links and
1999 symbol section indexes.
2000 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2001 ordinary and special symbols.
2002 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2003 dynsym_xindex parameters. Change all callers. Adjust section
2004 links. Use SHN_XINDEX when needed.
2005 (Sized_relobj::get_symbol_location_info): Adjust section links.
2006 Don't get fooled by special symbols.
2007 * object.h (class Xindex): Define.
2008 (class Object): Add xindex_ parameter. Declare virtual functoin
2009 do_initialize_xindex.
2010 (Object::adjust_sym_shndx): New function.
2011 (Object::set_xindex): New protected function.
2012 (class Symbol_value): Add is_ordinary_shndx_ field.
2013 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2014 (Symbol_value::value): Assert ordinary section.
2015 (Symbol_value::initialize_input_to_output_map): Likewise.
2016 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2018 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2020 (class Sized_relobj): Update declarations.
2021 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2022 parameter. Change all callers.
2023 (Sized_relobj::adjust_shndx): New function.
2024 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2026 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2027 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2028 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2029 (Sized_dynobj::read_dynsym_section): Adjust section links.
2030 (Sized_dynobj::read_dynamic): Likewise.
2031 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2033 (Sized_dynobj::do_initialize_xindex): New function.
2034 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2035 do_initialize_xindex.
2036 (Sized_dynobj::adjust_shndx): New function.
2037 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2038 dynsym_xindex_ fields.
2039 (Layout::finalize): Add a call to set_section_indexes before
2040 creating the symtab sections.
2041 (Layout::set_section_indexes): Don't do anything if the section
2042 already has a section index.
2043 (Layout::create_symtab_sections): Add shnum parameter. Change
2044 caller. Create .symtab_shndx section if needed.
2045 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2047 (Layout::allocated_output_section_count): New function.
2048 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2050 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2051 fields. Update declarations.
2052 (Layout::symtab_xindex): New function.
2053 (Layout::dynsym_xindex): New function.
2054 (class Write_symbols_task): Add layout_ field.
2055 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2057 * output.cc (Output_section_headers::Output_section_headers): Add
2058 shstrtab_section parameter. Change all callers.
2059 (Output_section_headers::do_sized_write): Store overflow values
2060 for section count and section string table section index in
2061 section header zero.
2062 (Output_file_header::do_sized_write): Check for overflow of
2063 section count and section string table section index.
2064 (Output_symtab_xindex::do_write): New function.
2065 (Output_symtab_xindex::endian_do_write): New function.
2066 * output.h (class Output_section_headers): Add shstrtab_section_.
2067 Update declarations.
2068 (class Output_symtab_xindex): Define.
2069 (Output_section::has_out_shndx): New function.
2070 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2072 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2074 (Sized_symbol::init): Likewise.
2075 (Symbol::output_section): Check for ordinary symbol.
2076 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2077 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2079 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2080 Change all callers. Simplify handling of symbols from sections
2081 not included in the link.
2082 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2084 (Weak_alias_sorter::operator()): Assert that symbols are
2086 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2088 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2089 parameters. Change all callers.
2090 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2091 symbol distinction. Use SHN_XINDEX when needed.
2092 (Symbol_table::write_section_symbol): Add symtab_xindex
2093 parameter. Change all callers.
2094 (Symbol_table::sized_write_section_symbol): Likewise. Use
2095 SHN_XINDEX when needed.
2096 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2098 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2099 (Symbol::is_defined): Check is_ordinary.
2100 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2101 (Symbol::is_absolute, Symbol::is_common): Likewise.
2102 (class Sized_symbol): Update declarations.
2103 (class Symbol_table): Update declarations.
2104 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2105 parameters. Change all callers.
2106 (Sized_symbol::override): Likewise.
2107 (Symbol_table::override): Likewise.
2108 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2109 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2110 is_ordinary, and orig_st_shndx parameters. Change all callers.
2111 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2112 to be in an ordinary section.
2113 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2114 object and is_ordinary parameters. Change all callers.
2115 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2116 Change all callers. Don't add undefined or non-ordinary symbols
2118 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2120 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2122 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2123 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2124 (Sized_relobj::relocate_sections): Likewise.
2125 * target-reloc.h (scan_relocs): Adjust section symbol index.
2126 (scan_relocatable_relocs): Likewise.
2127 * i386.cc (Scan::local): Check for ordinary symbols.
2128 * sparc.cc (Scan::local): Likewise.
2129 * x86_64.cc (Scan::local): Likewise.
2130 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2131 to symbol_section_and_value.
2132 * testsuite/many_sections_test.cc: New file.
2133 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2134 (check_PROGRAMS): Add many_sections_test.
2135 (many_sections_test_SOURCES): Define.
2136 (many_sections_test_DEPENDENCIES): Define.
2137 (many_sections_test_LDFLAGS): Define.
2138 (BUILT_SOURCES): Add many_sections_define.h.
2139 (many_sections_define.h): New target.
2140 (BUILT_SOURCES): Add many_sections_check.h.
2141 (many_sections_check.h): New target.
2142 (check_PROGRAMS): Add many_sections_r_test.
2143 (many_sections_r_test_SOURCES): Define.
2144 (many_sections_r_test_DEPENDENCIES): Define.
2145 (many_sections_r_test_LDFLAGS): Define.
2146 (many_sections_r_test_LDADD): Define.
2147 (many_sections_r_test.o): New target.
2148 * testsuite/Makefile.in: Rebuild.
2150 2008-04-17 Cary Coutant <ccoutant@google.com>
2152 * errors.cc (Errors::info): New function.
2153 (gold_info): New function.
2154 * errors.h (Errors::info): New function.
2155 * gold.h (gold_info): New function.
2156 * object.cc (Input_objects::add_object): Print trace output.
2157 * options.cc (options::parse_set): New function.
2158 (General_options::parse_wrap): Deleted.
2159 (General_options::General_options): Deleted initializer.
2160 * options.h (options::String_set): New typedef.
2161 (options::parse_set): New function.
2162 (DEFINE_set): New macro.
2163 (General_options::wrap): Changed to use DEFINE_set. Changed
2164 callers of any_wrap_symbols and is_wrap_symbol.
2165 (General_options::trace, General_options::trace_symbol):
2167 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2168 (General_options::wrap_symbols_): Deleted.
2169 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2171 2008-04-17 David S. Miller <davem@davemloft.net>
2173 * options.cc (General_options::parse_V): New function.
2174 * options.h: Add entries for -V and -Qy.
2176 2008-04-17 Ian Lance Taylor <iant@google.com>
2178 * common.cc (Symbol_table::allocate_commons): Remove options
2179 parameter. Change caller.
2180 (Symbol_table::do_allocate_commons): Remove options parameter.
2181 Change caller. Just call do_allocate_commons_list twice.
2182 (Symbol_table::do_allocate_commons_list): New function, broken out
2183 of do_allocate_commons.
2184 * common.h (class Allocate_commons_task): Remove options_ field.
2186 * symtab.cc (Symbol_table::Symbol_table): Initialize
2188 (Symbol_table::add_from_object): Put TLS common symbols on
2190 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2191 which are IN_OUTPUT_DATA.
2192 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2193 allocate_commons and do_allocate_commons declarations. Declare
2194 do_allocate_commons_list.
2195 * gold.cc (queue_middle_tasks): Update creation of
2196 Allocate_commons_task to not pass options.
2197 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2198 (TLS_TEST_C_FLAGS): New variable.
2199 (tls_test_c_pic.o): New target.
2200 (tls_test_shared.so): Link in tls_test_c_pic.o.
2201 (tls_test_c_pic_ie.o): New target.
2202 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2203 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2204 (tls_test_c.o): New target.
2205 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2206 (tls_pic_test_LDADD): Likewise.
2207 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2208 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2209 (tls_test_c_gnu2.o): New target.
2210 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2212 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2213 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2214 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2215 * testsuite/tls_test.cc: Include "config.h".
2216 (t_last): Call t11_last.
2217 * testsuite/tls_test.h (t11, t11_last): Declare.
2218 * testsuite/tls_test_c.c: New file.
2219 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2220 * configure.ac: Check for OpenMP support.
2221 * configure, config.in, Makefile.in: Rebuild.
2222 * testsuite/Makefile.in: Rebuild.
2224 2008-04-16 Cary Coutant <ccoutant@google.com>
2226 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2227 (Target_i386::tls_base_symbol_defined_): New field.
2228 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2229 (Target_i386::Scan::global): Likewise.
2230 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2231 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2232 (Target_x86_64::tls_base_symbol_defined_): New field.
2233 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2234 (Target_x86_64::Scan::global): Likewise.
2236 2008-04-16 Cary Coutant <ccoutant@google.com>
2238 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2239 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2240 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2241 building shared libraries.
2242 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2243 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2244 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2245 * testsuite/Makefile.in: Rebuild.
2246 * testsuite/weak_undef.h: New file.
2247 * testsuite/weak_undef_file1.cc: Add extra test cases.
2248 * testsuite/weak_undef_file2.cc: Likewise.
2249 * testsuite/weak_undef_test.cc: Likewise.
2251 2008-04-16 David S. Miller <davem@davemloft.net>
2253 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2254 Add issued_non_pic_error_ field. Declare check_non_pic.
2255 (Target_sparc::Scan::check_non_pic): New function.
2256 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2257 (Target_sparc::Scan::global): Likewise.
2259 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2260 * configure: Rebuild.
2262 * options.h (DEFINE_enable): New macro.
2263 (new_dtags): New enable option.
2264 (initfirst, interpose, loadfltr, nodefaultlib,
2265 nodelete, nodlopen, nodump): New -z options.
2266 * layout.cc (Layout:finish_dynamic_section): If new
2267 dtags enabled, emit DT_RUNPATH. Also, emit a
2268 DT_FLAGS_1 containing any specified -z flags.
2270 2008-04-16 Ian Lance Taylor <iant@google.com>
2272 * copy-relocs.cc: New file.
2273 * copy-relocs.h: New file.
2274 * reloc.cc: Remove Copy_relocs code.
2275 * reloc.h: Likewise.
2276 * reloc-types.h (struct Reloc_types) [both versions]: Add
2277 get_reloc_addend_noerror.
2278 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2279 variants of add_global which take an addend which must be zero.
2280 * i386.cc: Include "copy-relocs.h".
2281 (class Target_i386): Change type of copy_relocs_ to variable,
2283 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2285 (Target_i386::do_finalize_sections): Change handling of
2287 * sparc.cc: Include "copy-relocs.h".
2288 (class Target_sparc): Change type of copy_relocs_ to variable,
2290 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2292 (Target_sparc::do_finalize_sections): Change handling of
2294 * x86_64.cc: Include "copy-relocs.h".
2295 (class Target_x86_64): Change type of copy_relocs_ to variable,
2297 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2298 class. Change all callers.
2299 (Target_x86_64::do_finalize_sections): Change handling of
2301 * Makefile.am (CCFILES): Add copy-relocs.cc.
2302 (HFILES): Add copy-relocs.h.
2304 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2306 * testsuite/script_test_4.sh: Permit leading zeroes.
2308 2008-04-15 Ian Lance Taylor <iant@google.com>
2310 * script-sections.cc (Script_sections::create_segments): Use
2311 header_size_adjustment even when there is enough room for the
2313 * testsuite/script_test_4.sh: New file.
2314 * testsuite/script_test_4.t: New file.
2315 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2316 (check_DATA): Add script_test_4.stdout.
2317 (MOSTLYCLEANFILES): Likewise.
2318 (script_test_4): New target.
2319 (script_test_4.stdout): New target.
2320 * testsuite/Makefile.in: Rebuild.
2322 * sparc.cc: Add definitions for Output_data_plt_sparc class
2325 2008-04-14 David S. Miller <davem@davemloft.net>
2327 * sparc.cc: New file.
2328 * Makefile.am (TARGETSOURCES): Add sparc.cc
2329 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2330 * configure.tgt: Document targ_extra_size and
2331 targ_extra_big_endian. Add entries for sparc-* and
2333 * configure.ac: Handle targ_extra_size and
2334 targ_extra_big_endian.
2335 * Makefile.in: Rebuild.
2336 * configure: Likewise.
2337 * po/POTFILES.in: Likewise.
2338 * po/gold.pot: Likewise.
2340 2008-04-14 Ian Lance Taylor <iant@google.com>
2342 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2343 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2344 in the name/type/flags to section mapping. Don't call
2345 allocate_output_section.
2346 (Layout::choose_output_section): Change parameter from adjust_name
2347 to is_input_section. Don't permit input sections after sections
2348 are attached to segments. Don't call allocate_output_section.
2349 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2350 not write_enable_output_section.
2351 (Layout::make_output_section): Don't push to
2352 unattached_section_list_ nor call attach_to_segment. Call
2353 attach_section_to_segment if sections are attached.
2354 (Layout::attach_sections_to_segments): New function.
2355 (Layout::attach_section_to_segment): New function.
2356 (Layout::attach_allocated_section_to_segment): Rename from
2357 attach_to_segment. Remove flags parameter.
2358 (Layout::allocate_output_section): Remove function.
2359 (Layout::write_enable_output_section): Remove function.
2360 * layout.h (class Layout): Update for above changes. Add new
2361 field sections_are_attached_.
2362 * output.h (Output_section::update_flags_for_input_section): New
2364 * output.cc (Output_section::add_input_section): Call
2365 update_flags_for_input_section.
2366 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2368 2008-04-11 Cary Coutant <ccoutant@google.com>
2370 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2371 thought unnecessary.
2372 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2374 2008-04-11 Ian Lance Taylor <iant@google.com>
2376 * output.h (class Output_section_data): Remove inline definition
2378 * output.cc (Output_section_data::set_addralign): New function.
2380 2008-04-11 Cary Coutant <ccoutant@google.com>
2382 Add support for TLS descriptors for i386 and x86_64.
2383 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2384 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2385 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2387 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2388 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2389 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2391 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2392 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2393 Fix problem with initial-exec relocations.
2394 (Target_i386::Relocate::relocate_tls): Likewise.
2395 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2397 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2398 support for section-plus-offset dynamic table entries.
2399 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2400 (Output_data_dynamic::Dynamic_entry): Add support for
2401 section-plus-offset dynamic table entries.
2402 (Output_data_dynamic::Classification): Likewise.
2403 (Output_data_dynamic::classification_): Renamed offset_.
2404 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2405 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2406 (Target_x86_64::make_plt_section): New function.
2407 (Target_x86_64::reserve_tlsdesc_entries): New function.
2408 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2409 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2410 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2411 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2412 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2413 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2414 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2415 add extra PLT entry for TLS descriptors.
2416 (Output_data_plt_x86_64::got_): New field.
2417 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2418 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2420 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2422 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2423 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2424 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2425 R_386_TLS_DESC_CALL relocations.
2426 (Target_x86_64::Scan::global): Likewise.
2427 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2428 for TLS descriptors.
2429 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2430 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2431 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2432 GD-to-IE relaxation.
2433 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2434 and TLS_DESCRIPTORS.
2435 * Makefile.in: Rebuild.
2436 * configure: Rebuild.
2437 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2438 (tls_test_shared2.so): New target.
2439 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2440 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2441 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2442 (tls_shared_gd_to_ie_test_LDADD): New variable.
2443 (tls_shared_gnu2_gd_to_ie_test): New target.
2444 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2446 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2447 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2448 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2449 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2450 (tls_shared_gnu2_test): New target.
2451 (tls_test_gnu2_shared.so): New target.
2452 (tls_shared_gnu2_test_SOURCES): New variable.
2453 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2454 (tls_shared_gnu2_test_LDFLAGS): New variable.
2455 (tls_shared_gnu2_test_LDADD): New variable.
2456 * testsuite/Makefile.in: Rebuild.
2457 * testsuite/Makefile.
2459 2008-04-11 Ian Lance Taylor <iant@google.com>
2461 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2463 * testsuite/Makefile.in: Rebuild.
2465 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2467 * testsuite/script_test_2.cc (main): Adjust test.
2469 2008-04-11 David S. Miller <davem@davemloft.net>
2470 Ian Lance Taylor <iant@google.com>
2472 * options.h (General_options): Add entries for '-Y' and
2474 * options.cc (General_options:finalize): If -Y was used, add those
2475 entries to the library path instead of the default "/lib" and
2478 2008-04-11 David S. Miller <davem@davemloft.net>
2480 * testsuite/justsyms.t: Start at 0x100.
2481 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2482 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2484 * testsuite/script_test_2.cc: Adjust string and section length
2487 2008-04-09 Ian Lance Taylor <iant@google.com>
2490 * script-sections.cc (Sections_element::allocate_to_segment): Add
2492 (Output_section_definition::allocate_to_segment): Likewise.
2493 (Orphan_output_section::allocate_to_segment): Likewise.
2494 (Script_sections::attach_sections_using_phdrs_clause): Don't
2495 propagate non-PT_LOAD segments to orphan sections.
2496 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2497 readelf rather than objdump.
2498 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2499 .interp section and PT_INTERP segment are the same size.
2500 * testsuite/Makefile.in: Rebuild.
2502 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2503 aliases for symbols defined in the same object.
2504 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2505 (weak_alias_test_SOURCES): New variable.
2506 (weak_alias_test_DEPENDENCIES): New variable.
2507 (weak_alias_test_LDFLAGS): New variable.
2508 (weak_alias_test_LDADD): New variable.
2509 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2510 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2511 (weak_alias_test_3.o): New target.
2512 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2513 * testsuite/weak_alias_test_main.cc: New file.
2514 * testsuite/weak_alias_test_1.cc: New file.
2515 * testsuite/weak_alias_test_2.cc: New file.
2516 * testsuite/weak_alias_test_3.cc: New file.
2518 2008-04-08 Ian Lance Taylor <iant@google.com>
2520 * options.h (class General_options): Add --noinhibit-exec option.
2521 * main.cc (main): Check --noinhibit-exec.
2523 * options.h (class General_options): Define --wrap as a special
2524 option. Add wrap_symbols_ field.
2525 (General_options::any_wrap_symbols): New function.
2526 (General_options::is_wrap_symbol): New function.
2527 * options.cc (General_options::parse_wrap): New function.
2528 (General_options::General_options): Initialize wrap_symbols_.
2529 * symtab.cc (Symbol_table::wrap_symbol): New function.
2530 (Symbol_table::add_from_object): Handle --wrap.
2531 * symtab.h (class Symbol_table): Declare wrap_symbol.
2532 * target.h (Target::wrap_char): New function.
2533 (Target::Target_info): Add wrap_char field.
2534 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2535 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2536 * testsuite/testfile.cc (Target_test::test_target_info):
2539 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2542 * layout.h (class Layout): Add added_eh_frame_data_ field.
2543 * layout.cc (Layout::Layout): Initialize new field.
2544 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2545 output section until we find a section we merged successfully.
2546 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2547 that the size be non-zero.
2549 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2552 2008-04-08 Craig Silverstein <csilvers@google.com>
2554 * configure.ac: Export new conditional variable HAVE_ZLIB.
2555 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2557 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2558 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2560 2008-04-07 Ian Lance Taylor <iant@google.com>
2562 * version.cc (version_string): Set to "1.5".
2564 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2565 Add issued_non_pic_error_ field. Declare check_non_pic.
2566 (Target_x86_64::Scan::check_non_pic): New function.
2567 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2568 (Target_x86_64::Scan::global): Likewise.
2570 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2571 addend parameter. Change caller. Handle merge sections.
2572 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2573 Address to Addend. Don't add in the result of
2574 local_section_offset, pass down the addend and use the returned
2576 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2577 Update declarations of local_section_offset and symbol_value.
2578 * testsuite/two_file_test_1.cc (t18): New function.
2579 * testsuite/two_file_test_2.cc (f18): New function.
2580 * testsuite/two_file_test_main.cc (main): Call t18.
2581 * testsuite/two_file_test.h (t18, f18): Declare.
2583 * configure.ac: Don't test for objdump, c++filt, or readelf.
2584 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2586 (TEST_READELF): New variable.
2587 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2588 (check_PROGRAMS): Add two_file_strip_test.
2589 (two_file_strip_test): New target.
2590 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2591 (two_file_same_shared_strip_test_SOURCES): New variable.
2592 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2593 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2594 (two_file_same_shared_strip_test_LDADD): New variable.
2595 (two_file_shared_strip.so): New target.
2596 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2597 (ver_test_5.syms, ver_test_7.syms): Likewise.
2598 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2599 (strip_test_3.stdout): Use TEST_OBJDUMP.
2600 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2602 2008-04-04 Cary Coutant <ccoutant@google.com>
2604 * symtab.h (Symbol::is_weak_undefined): New function.
2605 (Symbol::is_strong_undefined): New function.
2606 (Symbol::is_absolute): New function.
2607 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2608 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2610 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2611 (weak_undef_test): New target.
2612 * testsuite/Makefile.in: Rebuild.
2613 * testsuite/weak_undef_file1.cc: New file.
2614 * testsuite/weak_undef_file2.cc: New file.
2615 * testsuite/weak_undef_test.cc: New file.
2617 2008-04-03 Craig Silverstein <csilvers@google.com>
2619 * compressed_output.h (class Output_compressed_section): Use
2621 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2623 (zlib_compressed_suffix): Removed.
2624 (Output_compressed_section::set_final_data_size): Use unsigned
2626 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2627 Fix linker invocation.
2628 (flagstest_o_specialfile_and_compress_debug_sections):
2630 * testsuite/Makefile.in: Regenerated.
2632 2008-04-02 David S. Miller <davem@davemloft.net>
2634 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2635 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2637 2008-04-02 Craig Silverstein <csilvers@google.com>
2641 2008-04-02 Ian Lance Taylor <iant@google.com>
2643 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2644 parameters. Update for new key type to views_. Change all
2646 (File_read::read): Adjust for byteshift in returned view.
2647 (File_read::add_view): New function, broken out of
2649 (File_read::make_view): New function, broken out of
2651 (File_read::find_or_make_view): Add offset and aligned
2652 parameters. Rewrite accordingly. Change all callers.
2653 (File_read::get_view): Add offset and aligned parameters. Adjust
2654 for byteshift in return value.
2655 (File_read::get_lasting_view): Likewise.
2656 * fileread.h (class File_read): Update declarations.
2657 (class File_read::View): Add byteshift_ field. Add byteshift to
2658 constructor. Add byteshift method.
2659 * archive.h (Archive::clear_uncached_views): New function.
2660 (Archive::get_view): Add aligned parameter. Change all callers.
2661 * object.h (Object::get_view): Add aligned parameter. Change all
2663 (Object::get_lasting_view): Likewise.
2665 * fileread.cc (File_read::release): Don't call clear_views if
2666 there are multiple objects.
2667 * fileread.h (File_read::clear_uncached_views): New function.
2668 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2671 2008-03-31 Cary Coutant <ccoutant@google.com>
2673 Add thin archive support.
2674 * archive.cc (Archive::armagt): New const.
2675 (Archive::setup): Remove task parameter and calls to unlock.
2676 (Archive::unlock_nested_archives): New function.
2677 (Archive::read_header): Add nested_off parameter. Change
2679 (Archive::interpret_header): Likewise.
2680 (Archive::include_all_members): Change to handle thin
2682 (Archive::include_member): Likewise.
2683 * archive.h (Archive::Archive): Add new parameters and
2685 (Archive::armagt): New const.
2686 (Archive::setup): Remove task parameter.
2687 (Archive::unlock_nested_archives): New function.
2688 (Archive::read_header): Add nested_off parameter.
2689 (Archive::interpret_header): Likewise.
2690 (Archive::Nested_archive_table): New typedef.
2691 (Archive::is_thin_archive_): New field.
2692 (Archive::nested_archives_): New field.
2693 (Archive::options_): New field.
2694 (Archive::dirpath_): New field.
2695 (Archive::task_): New field.
2696 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2697 for thin archives. Pass additional parameters to
2698 Archive::Archive. Unlock the archive file after calling
2701 2008-03-29 Ian Lance Taylor <iant@google.com>
2703 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2704 version symbol to be local.
2705 * testsuite/ver_test_4.sh: New file.
2706 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2707 (check_DATA): Add ver_test_4.syms.
2708 (ver_test_4.syms): New target.
2709 * testsuite/Makefile.in: Rebuild.
2712 (Output_section::Input_section_sort_entry::has_priority): New
2714 (Output_section::Input_section_sort_entry::match_file_name): New
2716 (Output_section::Input_section_sort_entry::match_section_name):
2718 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2720 (Output_section::Input_section_sort_entry::match_section_file):
2722 (Output_section::Input_section_sort_compare::operator()): Rewrite
2723 using new Input_section_sort_entry functions. Sort crtbegin and
2724 crtend first. Sort sections with no priority before sections with
2726 * testsuite/initpri1.c (d3): Check j != 4.
2727 (cd5): New constructor/destructor function.
2728 (main): Check j != 2.
2730 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2731 new symbol when resolving, don't call set_is_default.
2732 * testsuite/ver_test_7.cc: New file.
2733 * testsuite/ver_test_7.sh: New file.
2734 * testsuite/Makefile.am (ver_test_7.so): New target.
2735 (ver_test_7.o): New target.
2736 (check_SCRIPTS): Add ver_test_7.sh.
2737 (check_DATA): Add ver_test_7.syms.
2738 (ver_test_7.syms): New target.
2740 2008-03-28 Ian Lance Taylor <iant@google.com>
2742 * layout.cc (Layout::layout): If we see an input section with a
2743 name that needs sorting, set the must_sort flag for the output
2745 (Layout::make_output_section): If the name of the output section
2746 indicates that it might require sorting, set the may_sort flag.
2747 * output.h (Output_section::may_sort_attached_input_sections): New
2749 (Output_section::set_may_sort_attached_input_sections): New
2751 (Output_section::must_sort_attached_input_sections): New
2753 (Output_section::set_must_sort_attached_input_sections): New
2755 (class Output_section): Declare Input_section_sort_entry. Define
2756 Input_section_sort_compare. Declare
2757 sort_attached_input_sections. Add new fields:
2758 may_sort_attached_input_sections_,
2759 must_sort_attached_input_sections_,
2760 attached_input_sections_are_sorted_.
2761 * output.cc (Output_section::Output_section): Initialize new
2763 (Output_section::add_input_section): Add an entry to
2764 input_sections_ if may_sort or must_sort are true.
2765 (Output_section::set_final_data_size): Call
2766 sort_attached_input_sections if necessary.
2767 (Output_section::Input_section_sort_entry): Define new class.
2768 (Output_section::Input_section_sort_compare::operator()): New
2770 (Output_section::sort_attached_input_sections): New function.
2771 * configure.ac: Check whether the compiler supports constructor
2772 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2773 * testsuite/initpri1.c: New file.
2774 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2775 CONSTRUCTOR_PRIORITY.
2776 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2777 (initpri1_LDFLAGS): New variable.
2778 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2780 2008-03-27 Ian Lance Taylor <iant@google.com>
2782 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2783 * testsuite/common_test_1.c: New file.
2784 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2785 (common_test_1_SOURCES): New variable.
2786 (common_test_1_DEPENDENCIES): New variable.
2787 (common_test_1_LDFLAGS): New variable.
2789 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2790 and commons_ correctly when NAME/VERSION does not override
2792 * testsuite/ver_test_6.c: New file.
2793 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2794 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2795 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2797 2008-03-26 Ian Lance Taylor <iant@google.com>
2799 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2800 of an undefined symbol from a version script.
2801 * testsuite/Makefile.am (ver_test_5.so): New target.
2802 (ver_test_5.o): New target.
2803 (check_SCRIPTS): Add ver_test_5.sh.
2804 (check_DATA): Add ver_test_5.syms.
2805 (ver_test_5.syms): New target.
2806 * testsuite/ver_test_5.cc: New file.
2807 * testsuite/ver_test_5.script: New file.
2808 * testsuite/ver_test_5.sh: New file.
2809 * Makefile.in, testsuite/Makefile.in: Rebuild.
2812 Fix problems building gold with gcc 4.3.0.
2813 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2814 (gold_error_at_location, gold_warning_at_location): Use it.
2815 * configure.ac: Check whether we can compile and use a template
2816 function with a printf attribute.
2817 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2818 when jumping over bytes.
2819 * object.cc: Instantiate Object::read_section_data.
2820 * debug.h: Include <cstring>
2821 * dwarf_reader.cc: Include <algorithm>
2822 * main.cc: Include <cstring>.
2823 * options.cc: Include <cstring>.
2824 * output.cc: Include <cstring>.
2825 * script.cc: Include <cstring>.
2826 * script.h: Include <string>.
2827 * symtab.cc: Include <cstring> and <algorithm>.
2828 * target-select.cc: Include <cstring>.
2829 * version.cc: Include <string>.
2830 * testsuite/testmain.cc: Include <cstdlib>.
2831 * configure, config.in: Rebuild.
2833 2008-03-25 Ian Lance Taylor <iant@google.com>
2835 * options.cc: Include "../bfd/bfdver.h".
2836 (options::help): Print bug reporting address.
2838 * version.cc (print_version): Adjust output for current value of
2843 * options.cc (options::help): Print list of supported targets.
2844 * target-select.h: Include <vector>.
2845 (class Target_selector): Make machine_, size_, and is_big_endian_
2846 fields const. Add bfd_name_ and instantiated_target_ fields.
2847 (Target_selector::Target_selector): Add bfd_name parameter.
2848 (Target_selector::recognize): Make non-virtual, call
2850 (Target_selector::recognize_by_name): Make non-virtual, call
2851 do_recognize_by_name.
2852 (Target_selector::supported_names): New function.
2853 (Target_selector::bfd_name): New function.
2854 (Target_selector::do_instantiate_target): New pure virtual
2856 (Target_selector::do_recognize): New virtual function.
2857 (Target_selector::do_recognize_by_name): New virtual function.
2858 (Target_selector::instantiate_target): New private function.
2859 (supported_target_names): Declare.
2860 * target-select.cc (Target_selector::Target_selector): Update for
2861 new parameter and fields.
2862 (select_target_by_name): Check that the name matches before
2863 calling recognize_by_name.
2864 (supported_target_names): New function.
2865 * i386.cc (class Target_selector_i386): Update Target_selector
2866 constructor call. Remove recognize and recognize_by_name. Add
2867 do_instantiate_target.
2868 * x86_64.cc (class Target_selector_x86_64): Likewise.
2869 * testsuite/testfile.cc (class Target_selector_test): Update for
2870 changes to Target_selector.
2872 * README: Rewrite, with some notes on unsupported features.
2874 2008-03-24 Cary Coutant <ccoutant@google.com>
2876 * i386.cc (Target_i386::Got_type): New enum declaration.
2877 (Target_i386::Scan::local): Updated callers of Output_data_got
2879 (Target_i386::Scan::global): Likewise.
2880 (Target_i386::Relocate::relocate): Likewise.
2881 (Target_i386::Relocate::relocate_tls): Likewise.
2882 * object.h (Got_offset_list): New class.
2883 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2884 (Sized_relobj::local_got_offset): Likewise.
2885 (Sized_relobj::set_local_got_offset): Likewise.
2886 (Sized_relobj::local_has_tls_got_offset): Removed.
2887 (Sized_relobj::local_tls_got_offset): Removed.
2888 (Sized_relobj::set_local_tls_got_offset): Removed.
2889 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2890 * output.cc (Output_data_got::add_global): Added got_type parameter.
2891 (Output_data_got::add_global_with_rel): Likewise.
2892 (Output_data_got::add_global_with_rela): Likewise.
2893 (Output_data_got::add_global_pair_with_rel): New function.
2894 (Output_data_got::add_global_pair_with_rela): New function.
2895 (Output_data_got::add_local): Added got_type parameter.
2896 (Output_data_got::add_local_with_rel): Likewise.
2897 (Output_data_got::add_local_with_rela): Likewise.
2898 (Output_data_got::add_local_pair_with_rel): New function.
2899 (Output_data_got::add_local_pair_with_rela): New function.
2900 (Output_data_got::add_global_tls): Removed.
2901 (Output_data_got::add_global_tls_with_rel): Removed.
2902 (Output_data_got::add_global_tls_with_rela): Removed.
2903 (Output_data_got::add_local_tls): Removed.
2904 (Output_data_got::add_local_tls_with_rel): Removed.
2905 (Output_data_got::add_local_tls_with_rela): Removed.
2906 * output.h (Output_data_got::add_global): Added got_type parameter.
2907 (Output_data_got::add_global_with_rel): Likewise.
2908 (Output_data_got::add_global_with_rela): Likewise.
2909 (Output_data_got::add_global_pair_with_rel): New function.
2910 (Output_data_got::add_global_pair_with_rela): New function.
2911 (Output_data_got::add_local): Added got_type parameter.
2912 (Output_data_got::add_local_with_rel): Likewise.
2913 (Output_data_got::add_local_with_rela): Likewise.
2914 (Output_data_got::add_local_pair_with_rel): New function.
2915 (Output_data_got::add_local_pair_with_rela): New function.
2916 (Output_data_got::add_global_tls): Removed.
2917 (Output_data_got::add_global_tls_with_rel): Removed.
2918 (Output_data_got::add_global_tls_with_rela): Removed.
2919 (Output_data_got::add_local_tls): Removed.
2920 (Output_data_got::add_local_tls_with_rel): Removed.
2921 (Output_data_got::add_local_tls_with_rela): Removed.
2922 * resolve.cc (Symbol::override_base_with_special): Removed
2923 reference to has_got_offset_ field.
2924 * symtab.cc (Symbol::init_fields): Replaced initialization
2925 of got_offset_ with got_offsets_. Removed initialization
2927 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
2928 (Symbol::got_offset): Likewise.
2929 (Symbol::set_got_offset): Likewise.
2930 (Symbol::has_tls_got_offset): Removed.
2931 (Symbol::tls_got_offset): Removed.
2932 (Symbol::set_tls_got_offset): Removed.
2933 (Symbol::got_offset_): Removed.
2934 (Symbol::tls_mod_got_offset_): Removed.
2935 (Symbol::tls_pair_got_offset_): Removed.
2936 (Symbol::got_offsets_): New field.
2937 (Symbol::has_got_offset): Removed.
2938 (Symbol::has_tls_mod_got_offset): Removed.
2939 (Symbol::has_tls_pair_got_offset): Removed.
2940 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2941 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2943 (Target_x86_64::Scan::global): Likewise.
2944 (Target_x86_64::Relocate::relocate): Likewise.
2945 (Target_x86_64::Relocate::relocate_tls): Likewise.
2947 2008-03-25 Ben Elliston <bje@au.ibm.com>
2949 * yyscript.y: Fix spelling error in comment.
2951 2008-03-24 Ian Lance Taylor <iant@google.com>
2953 * options.h (class General_options): Define build_id option.
2954 * layout.h (class Layout): Declare write_build_id, create_note,
2955 create_build_id. Add build_id_note_ member.
2956 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2957 "libiberty.h", "md5.h", "sha1.h".
2958 (Layout::Layout): Initialize eh_frame_data_,
2959 eh_frame_hdr_section_, and build_id_note_.
2960 (Layout::finalize): Call create_build_id.
2961 (Layout::create_note): New function, broken out of
2962 Layout::create_gold_note.
2963 (Layout::create_gold_note): Call create_note.
2964 (Layout::create_build_id): New function.
2965 (Layout::write_build_id): New function.
2966 (Close_task_runner::run): Call write_build_id.
2968 * x86_64.cc: Correct license to GPLv3.
2970 2008-03-23 Ian Lance Taylor <iant@google.com>
2972 * options.cc: Include "demangle.h".
2973 (parse_optional_string): New function.
2974 (parse_long_option): Handle takes_optional_argument.
2975 (parse_short_option): Update dash_z initializer. Handle
2976 takes_optional_argument.
2977 (General_options::General_options): Initialize do_demangle_.
2978 (General_options::finalize): Set do_demangle_. Handle demangling
2980 * options.h (parse_optional_string): Declare.
2981 (struct One_option): Add optional_arg field. Update constructor.
2982 Update call constructor calls. Add takes_optional_argument
2984 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2985 (DEFINE_optional_string): Define.
2986 (General_options::demangle): Change from DEFINE_bool to
2987 DEFINE_optional_string.
2988 (General_options::no_demangle): New function.
2989 (General_options::do_demangle): New function.
2990 (General_options::set_do_demangle): New function.
2991 (General_options::execstack_status_): Move definition to end of
2993 (General_options::static_): Likewise.
2994 (General_options::do_demangle_): New field.
2995 * object.cc (big_endian>::get_symbol_location_info): Call
2996 Options::do_demangle, not Options::demangle.
2997 * symtab.cc (demangle): Likewise.
2999 2008-03-22 Ian Lance Taylor <iant@google.com>
3001 * gold.h: Include <cstddef> and <sys/types.h>
3002 * options.h: Include <cstring>.
3004 2008-03-21 Ian Lance Taylor <iant@google.com>
3006 * Added source code to GNU binutils.