1 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3 * object.cc (is_elf_object): Define.
4 * object.h (is_elf_object): Declare.
5 * archive.cc (Archive::get_elf_object_for_member): Call
7 * readsymc.cc (Read_symbols::do_read_symbols): Likewise.
9 2009-03-24 Elliott Hughes <enh@google.com>
11 * output.cc (Output_file::map_anonymous): Define.
12 (Output_file::map): Use map_anonymous. If the regular mmap fails,
13 try an anonymous one. Report the size if the mmap fails.
14 * output.h (class Output_file): Declare map_anonymous.
16 2009-03-24 Ian Lance Taylor <iant@google.com>
18 * target-select.cc (instantiate_target): Don't acquire the lock if
19 the instantiated_target_ field has already been set.
21 2009-03-23 Ian Lance Taylor <iant@google.com>
23 * gold-threads.h (class Initialize_lock): Define.
24 * gold-threads.cc (class Initialize_lock_once): Define.
25 (initialize_lock_control): New static variable.
26 (initialize_lock_pointer): New static variable.
27 (initialize_lock_once): New static function.
28 (Initialize_lock::Initialize_lock): Define.
29 (Initialize_lock::initialize): Define.
30 * target-select.h: Include "gold-threads.h".
31 (class Target_selector): Add lock_ and initialize_lock_ fields.
32 Don't define instantiate_target, just declare it.
33 * target-select.cc (Target_selector::Target_selector): Initialize
35 (Target_selector::instantiate_target): Define.
36 * descriptors.h: Include "gold-threads.h".
37 (class Descriptors): Add initialize_lock_ field.
38 * descriptors.cc (Descriptors::Descriptors): Initialize new
40 (Descriptors::open): Use initialize_lock_ field
41 * errors.h (class Errors): Add initialize_lock_ field.
42 * errors.cc (Errors::Errors): Initialize new field.
43 (Errors::initialize_lock): Use initialize_lock_ field.
44 * powerpc.cc (class Target_selector_powerpc): Remove
45 instantiated_target_ field. In do_recognize call
46 instantiate_target rather than do_instantiate_target. In
47 do_instantiate_target just allocate a new target.
48 * sparc.cc (class Target_selector_sparc): Likewise.
50 * freebsd.h: New file.
51 * i386.cc: Include "freebsd.h".
52 (Target_i386): Derive from Target_freebsd rather than
54 (Target_selector_i386): Derive from Target_selector_freebsd rather
56 * x86_64.cc: Include "freebsd.h".
57 (Target_x86_64): Derive from Target_freebsd rather than
59 (Target_selector_x86_64): Derive from Target_selector_freebsd
60 rather than Target_selector.
61 * target.h (class Target): Add adjust_elf_header and
63 * output.cc (Output_file_header:: do_sized_write): Call target
64 adjust_elf_header routine.
65 * configure.tgt: Set targ_osabi.
66 * configure.ac: Define GOLD_DEFAULT_OSABI.
67 * parameters.cc (Parameters::default_target): Pass
68 GOLD_DEFAULT_OSABI to select_target.
69 * target-select.h (class Target_selector): Make instantiate_target
70 protected rather than private.
71 * Makefile.am (HFILES): Add freebsd.h.
72 * configure, Makefile.in, config.in: Rebuild.
74 * merge.cc (do_add_input_section): Correct pend value. Change
75 message about last entry not being null terminated from error to
78 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
80 * incremental.cc: New file.
81 * Makefile.am (CCFILES): Add incremental.cc.
82 * Makefile.in: Rebuild.
84 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
86 * layout.cc (Layout::output_section_name): Preserve names
89 2009-03-19 Ian Lance Taylor <iant@google.com>
91 * descriptors.cc (Descriptors::open): Check that the options are
92 valid before using them.
94 2009-03-18 Ian Lance Taylor <iant@google.com>
96 * script-sections.h: Include <list>.
97 (class Script_sections): Change Sections_elements from std::vector
98 to std::list. Typedef public Elements_iterator. Add
99 orphan_section_placement_, data_segment_align_start_, and
100 saw_data_segment_align_ fields. Remove data_segment_align_index_
102 * script-sections.cc (class Orphan_section_placement): New class.
103 (class Sections_element): Add virtual functions is_relro and
104 orphan_section_init. Remove virtual function place_orphan_here.
105 (class Output_section_definition): Add is_relro and
106 orphan_section_init. Remove place_orphan_here.
107 (class Orphan_output_section): Likewise.
108 (Script_sections::Script_sections): Update for field changes.
109 (Script_sections::data_segment_align): Set saw_data_segment_align_
110 and data_segment_align_start_, not data_segment_align_index.
111 (Script_sections::data_segment_relro_end): Check
112 saw_data_segment_align_. Use data_segment_align_start_ rather
113 than data_segment_align_index_.
114 (Script_sections::place_orphan): Rewrite to use
115 Orphan_section_placement.
117 2009-03-17 Ian Lance Taylor <iant@google.com>
119 * archive.cc (Archive::add_symbols): Check for a version attached
120 to the symbol name in the archive map.
121 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
122 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
123 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
124 (ver_test_11.a): New target.
125 * testsuite/Makefile.in: Rebuild.
127 * configure.ac: Check for chsize and posix_fallocate. Replace
129 * ftruncate.c: New file, from gnulib.
130 * output.cc (posix_fallocate): Define dummy version if not
131 HAVE_POSIX_FALLOCATE.
132 (Output_file::map): Call posix_fallocate rather than lseek and
134 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
135 * configure, Makefile.in, config.in: Rebuild.
137 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
139 * layout.h (Layout::create_note): Add section_name parameter.
140 * layout.cc (Layout::create_note): Likewise.
141 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
143 2009-03-17 Ian Lance Taylor <iant@google.com>
145 * descriptors.cc: Include "options.h".
146 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
147 (Descriptors::open): Always use O_CLOEXEC when opening a new
148 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
151 * sparc.cc (class Target_sparc): Add has_got_section.
152 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
153 make sure we have a GOT section.
155 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
156 (Target_sparc::Scan::local): Likewise.
157 (Target_sparc::Scan::global): Likewise.
158 (Target_sparc::Relocate::relocate): Likewise.
159 (Target_sparc::Relocate::relocate_tls): Likewise.
161 * symtab.cc (Symbol_table::define_default_version): New function,
162 broken out of add_from_object.
163 (Symbol_table::add_from_object): Call define_default_version.
164 (Symbol_table::define_special_symbol): Add resolve_oldsym
165 parameter. Change all callers. If the version for a symbol comes
166 from a version script, resolve it with the symbol with the same
167 name with no version. Also add the symbol without a version if
169 (do_define_in_output_data): If resolving with oldsym, don't delete
171 (do_define_in_output_segment): Likewise.
172 (do_define_as_constant): Likewise.
173 * symtab.h (class Symbol_table): Update declarations.
175 2009-03-13 Ian Lance Taylor <iant@google.com>
177 * readsyms.cc (Read_symbols::incompatible_warning): New function.
178 (Read_symbols::requeue): New function.
179 (Read_symbols::do_read_symbols): If make_elf_object fails because
180 the target type is not configured, and the file was searched for,
181 issue a warning and retry with the next directory.
182 (Add_symbols::run): If the file has an incompatible format, and
183 it was searched for, requeue the Read_symbols task. On error,
185 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
186 dirindex parameter to constructor. Change all callers. Declare
187 incompatible_warning and requeue.
188 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
189 input_argument_ and input_group_ fields. Add them to
190 constructor. Change all callers.
191 (class Read_script): Add dirindex_ field. Add it to constructor.
193 * archive.cc (Archive::setup): Remove input_objects parameter.
195 (Archive::get_file_and_offset): Likewise.
196 (Archive::read_all_symbols): Likewise.
197 (Archive::read_symbols): Likewise.
198 (Archive::get_elf_object_for_member): Remove input_objects
199 parameter. Add punconfigured parameter. Change all callers.
200 (Archive::add_symbols): Change return type to bool. Check return
201 value of include_member.
202 (Archive::include_all_members): Likewise.
203 (Archive::include_member): Change return type to bool. Return
204 false if first included object has incompatible target. Set
205 included_member_ field.
206 (Add_archive_symbols::run): If add_symbols returns false, requeue
208 * archive.h (class Archive): Add included_member_ field.
209 Initialize it in constructor. Add input_file and searched_for
210 methods. Update declarations.
211 (class Add_archive_symbols): Add dirpath_, dirindex_, and
212 input_argument_ fields. Add them to constructor. Change all
214 * script.cc: Include "target-select.h".
215 (class Parser_closure): Add skip_on_incompatible_target_ and
216 found_incompatible_target_ fields. Add
217 skip_on_incompatible_target parameter to constructor. Change all
218 callers. Add methods skip_on_incompatible_target,
219 clear_skip_on_incompatible_target, found_incompatible_target, and
220 set_found_incompatible_target.
221 (read_input_script): Add dirindex parameter. Change all callers.
222 If parser finds an incompatible target, requeue Read_symbols
224 (script_set_symbol): Clear skip_on_incompatible_target in
226 (script_add_assertion, script_parse_option): Likewise.
227 (script_start_sections, script_add_phdr): Likewise.
228 (script_check_output_format): New function.
229 * script.h (read_input_script): Update declaration.
230 * script-c.h (script_check_output_format): Declare.
231 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
232 (ignore_cmd): Remove OUTPUT_FORMAT.
233 * fileread.cc (Input_file::Input_file): Add explicit this.
234 (Input_file::will_search_for): New function.
235 (Input_file::open): Add pindex parameter. Change all callers.
236 * fileread.h (class Input_file): Add input_file_argument method.
237 Declare will_search_for. Update declarations.
238 * object.cc (make_elf_object): Add punconfigured parameter.
240 * object.h (class Object): Make input_file public. Add
242 (make_elf_object): Update declaration.
243 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
245 * dirsearch.h (class Dirsearch): Update declaration.
246 * options.h (class General_options): Add --warn-search-mismatch.
247 * parameters.cc (Parameters::is_compatible_target): New function.
248 * parameters.h (class Parameters): Declare is_compatible_target.
249 * workqueue.cc (Workqueue::add_blocker): New function.
250 * workqueue.h (class Workqueue): Declare add_blocker.
252 * fileread.cc (Input_file::open): Remove options parameter.
254 (Input_file::open_binary): Likewise.
255 * script.cc (read_input_script): Likewise.
256 * readsyms.h (class Read_symbols): Remove options_ field. Remove
257 options parameter from constructor. Change all callers.
258 (class Read_script): Likewise.
259 * fileread.h (class Input_file): Update declarations.
260 * script.h (read_input_script): Update declaration.
262 2009-03-10 Nick Clifton <nickc@redhat.com>
264 * po/es.po: New Spanish translation.
266 2009-03-06 Cary Coutant <ccoutant@google.com>
268 * options.cc (parse_short_option): Keep dash_z from registering itself.
270 2009-03-03 Ian Lance Taylor <iant@google.com>
273 * target-reloc.h (relocate_section): Pass output_section to
275 * i386.cc (Target_i386::should_apply_static_reloc): Add
276 output_section parameter. Change all callers.
277 (Target_i386::Relocate::relocate): Add output_section parameter.
278 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
279 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
280 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
281 * testsuite/two_file_shared.sh: New script.
282 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
283 (check_DATA): Add two_file_shared.dbg.
284 (two_file_shared.dbg): New target.
285 * testsuite/Makefile.in: Rebuild.
287 2009-03-01 Ian Lance Taylor <iant@google.com>
289 * configure.ac: Check for byteswap.h.
290 * configure: Rebuild.
291 * config.in: Rebuild.
293 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
295 * layout.cc (Layout::find_or_add_kept_section): New function.
296 (Layout::add_comdat): Removed.
297 * layout.h (struct Kept_section): Move out of class Layout.
298 Remove trailing underscores from field names. Add group_sections
299 field. Rename group_ field to is_group. Change all uses.
300 (class Layout): Declare find_or_add_kept_section, not add_comdat.
301 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
302 comdat_groups_ field.
303 (Sized_relobj::include_section_group): Use
304 find_or_add_kept_section and Kept_section::group_sections.
305 (Sized_relobj::include_linkonce_section): Likewise.
306 * object.cc (class Sized_relobj): Don't define Comdat_group or
307 Comdat_group_table. Remove find_comdat_group and
308 add_comdat_group. Remove comdat_groups_ field.
309 * plugin.cc (include_comdat_group): Use
310 Layout::find_or_add_kept_section.
312 2009-02-28 Ian Lance Taylor <iant@google.com>
314 * README: --gc-sections and map files are now supported. Document
315 some build requirements.
318 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
319 relocatable link set the value of the section symbol to zero.
320 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
321 relocatable link don't include the section address in the local
324 2009-02-27 Ian Lance Taylor <iant@google.com>
327 * options.h (class Search_directory): Add is_system_directory.
328 (class General_options): Declare is_in_system_directory.
329 * options.cc (get_relative_sysroot): Make static.
330 (get_default_sysroot): Make static.
331 (General_optoins::is_in_system_directory): New function.
332 * fileread.cc (Input_file::is_in_system_directory): New function.
333 * fileread.h (class Input_file): Declare is_in_system_directory.
334 * object.h (class Object): Add is_in_system_directory.
335 (class Input_objects): Remove system_library_directory_ field.
336 * object.cc (Input_objects::add_object): Don't set
337 system_library_directory_.
338 (input_objects::found_in_system_library_directory): Remove.
339 * symtab.cc (Symbol_table::write_globals): Remove input_objects
340 parameter. Change all callers.
341 (Symbol_table::sized_write_globals): Likewise.
342 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
343 Call Object::is_in_system_directory.
344 * symtab.h (class Symbol_table): Update declarations.
347 * descriptors.h (Open_descriptor): Add is_on_stack field.
348 * descriptors.cc (Descriptors::open): If the descriptor is on the
349 top of the stack, remove it. Initialize is_on_stack field.
350 (Descriptors::release): Only add pod to stack if it is not on the
352 (Descriptors::close_some_descriptor): Clear stack_next and
356 * output.cc (Output_section::find_starting_output_address): Rename
357 from starting_output_address; add PADDR parameter; change return
359 * output.h (class Output_section): Declare
360 find_starting_output_address instead of starting_output_address.
361 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
362 section symbol for which we can't find a merge section.
365 * symtab.cc (Symbol_table::add_from_object): If the visibility is
366 hidden or internal, force the symbol to be local.
367 * resolve.cc (Symbol::override_visibility): Define.
368 (Symbol::override_base): Use override_visibility.
369 (Symbol_table::resolve): Likewise.
370 (Symbol::override_base_with_special): Likewise.
371 (Symbol_table::override_with_special): If the visibility is hidden
372 or internal, force the symbol to be local.
373 * symtab.h (class Symbol): Add set_visibility and
375 * testsuite/ver_test_1.sh: New file.
376 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
377 (check_DATA): Add ver_test_1.syms.
378 (ver_test_1.syms): New target.
379 * testsuite/Makefile.in: Rebuild.
381 2009-02-25 Cary Coutant <ccoutant@google.com>
383 * layout.cc (Layout::choose_output_section): Don't rename sections
384 when using a linker script that has a SECTIONS clause.
385 * Makefile.in: Regenerate.
387 * testsuite/Makefile.am (script_test_5.sh): New test case.
388 * testsuite/Makefile.in: Regenerate.
389 * testsuite/script_test_5.cc: New file.
390 * testsuite/script_test_5.sh: New file.
391 * testsuite/script_test_5.t: New file.
393 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
395 * archive.cc (Archive::include_member): Update calls to add_symbols.
396 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
398 * dynobj.h (do_add_symbols): Add the Layout argument.
399 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
401 * object.h (Object::add_symbols): Add the Layout argument.
402 (Object::do_add_symbols): Add the Layout argument.
403 (Sized_relobj::do_add_symbols): Add the Layout argument.
404 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
405 Unify the two versions.
406 (Add_plugin_symbols): Remove.
407 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
408 (Sized_pluginobj::do_add_symbols): Unify the two versions.
409 (Add_plugin_symbols): Remove.
410 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
411 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
412 (Add_symbols::run): Make it work with Pulginobj.
414 2009-02-06 Ian Lance Taylor <iant@google.com>
416 * object.cc (Sized_relobj::do_layout): Make info message start
417 with lower case letter.
419 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
421 * binary.cc: Fix file comment.
423 * options.h (enum Incremental_disposition): Define.
424 (class General_options): Add new options: --incremental,
425 --incremental_changed, --incremental_unchanged,
426 --incremental_unknown. Add incremental_disposition_ and
427 implicit_incremental_ fields.
428 (General_options::incremental_disposition): New function.
429 (class Position_dependent_options): Add incremental_disposition
431 (Position_dependent_options::copy_from_options): Set incremental
433 * options.cc (General_options::parse_incremental_changed): New
435 (General_options::parse_incremental_unchanged): New function.
436 (General_options::parse_incremental_unknown): New function.
437 (General_options::General_options): Initialize new fields
438 incremental_disposition_ and implicit_incremental_.
439 (General_options::finalize): Check for uasge of --incremental-*
440 without --incremental.
442 2009-02-06 Chris Demetriou <cgd@google.com>
444 * gold.h (gold_undefined_symbol): Change to take only a Symbol
445 pointer and to report location as the file name associated with
447 (gold_undefined_symbol_at_location): New function to replace the
448 old gold_undefined_symbol functionality.
449 * target-reloc.h (relocate_section): Update to use
450 gold_undefined_symbol_at_location.
451 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
452 Call gold_undefined_symbol function rather than gold_error.
453 * errors.h (Errors::undefined_symbol): Take location as a
454 string, rather than calculating it from a relocation.
455 * errors.cc (Errors::fatal): Print "fatal error:" before the
457 (Errors::error, Errors::error_at_location): Print "error: "
458 before the formatted message.
459 (Errors::undefined_symbol): Take location as a string, rather
460 than calculating it from a relocation.
461 (gold_undefined_symbol_at_location): New function akin to
462 old gold_undefined_symbol, calculates location from relocation.
463 (gold_undefined_symbol): Change to take only a Symbol pointer
464 and to report location as the file name associated with the symbol.
465 * testsuite/debug_msg.sh: Update for changed error messages.
466 * testsuite/undef_symbol.sh: Likewise.
468 2009-02-04 Duncan Sands <baldrick@free.fr>
471 * reduced_debug_output.h
472 (Output_reduced_debug_abbrev_section::failed): Use format for
474 (Output_reduced_debug_info_section::faild): Likewise.
476 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
478 * script.cc (Lazy_demangler): New class.
479 (Version_script_info::get_symbol_version_helper): Demangle a
482 2009-01-29 Cary Coutant <ccoutant@google.com>
484 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
486 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
488 2009-01-28 Ian Lance Taylor <iant@google.com>
490 * version.cc (version_string): Bump to 1.9.
492 * gold.h: Include <cstring> and <stdint.h>.
493 * version.cc: Include <cstdio>.
494 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
496 * reduced_debug_output.cc (insert_into_vector): Rename from
497 Insert_into_vector; change all callers. Use Swap_unaligned to
498 avoid aliasing issue; remove union since it is unnecessary.
500 2009-01-27 Sriraman Tallam <tmsriram@google.com>
502 * Makefile.am (CCFILES): Add gc.cc.
504 * Makefile.in: Regenerate.
505 * gold.cc (Gc_runner): New class.
506 (queue_initial_tasks): Call garbage collection related tasks
507 when corresponding options are invoked.
508 (queue_middle_gc_tasks): New function.
509 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
510 processed early before laying out sections during garbage collection.
511 * gold.h (queue_middle_gc_tasks): New function.
512 (is_prefix_of): Move from "layout.cc".
513 * i386.cc (Target_i386::gc_process_relocs): New function.
514 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
515 * main.cc (main): Create object of class "Garbage_collection".
516 * object.cc (Relobj::copy_symbols_data): New function.
517 (Relobj::is_section_name_included): New function.
518 (Sized_relobj::do_layout): Allow this function to be called twice
519 during garbage collection and defer layout of section during the
521 * object.h (Relobj::get_symbols_data): New function.
522 (Relobj::is_section_name_included): New function.
523 (Relobj::copy_symbols_data): New function.
524 (Relobj::set_symbols_data): New function.
525 (Relobj::get_relocs_data): New function.
526 (Relobj::set_relocs_data): New function.
527 (Relobj::is_output_section_offset_invalid): New pure virtual function.
528 (Relobj::gc_process_relocs): New function.
529 (Relobj::do_gc_process_relocs): New pure virtual function.
530 (Relobj::sd_): New data member.
531 (Sized_relobj::is_output_section_offset_invalid): New function.
532 (Sized_relobj::do_gc_process_relocs): New function.
533 * options.h (General_options::gc_sections): Modify to not be a no-op.
534 (General_options::print_gc_sections): New option.
535 * plugin.cc (Plugin_finish::run): Remove function call to
536 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
537 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
538 * reloc.cc (Read_relocs::run): Add task to process relocs and
539 determine unreferenced sections when doing garbage collection.
540 (Gc_process_relocs): New class.
541 (Sized_relobj::do_gc_process_relocs): New function.
542 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
543 sections that are garbage collected.
544 * reloc.h (Gc_process_relocs): New class.
545 * sparc.cc (Target_sparc::gc_process_relocs): New function.
546 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
547 symbols whose corresponding sections are garbage collected.
548 (Symbol_table::Symbol_table): Add new parameter for the garbage
550 (Symbol_table::gc_mark_undef_symbols): New function.
551 (Symbol_table::gc_mark_symbol_for_shlib): New function.
552 (Symbol_table::gc_mark_dyn_syms): New function.
553 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
555 (Symbol_table::add_from_object): Likewise.
556 (Symbol_table::add_from_relobj): When building shared objects, do not
557 treat externally visible symbols as garbage.
558 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
559 table information for static and relocatable links.
560 * symtab.h (Symbol_table::set_gc): New function.
561 (Symbol_table::gc): New function.
562 (Symbol_table::gc_mark_undef_symbols): New function.
563 (Symbol_table::gc_mark_symbol_for_shlib): New function.
564 (Symbol_table::gc_mark_dyn_syms): New function.
565 (Symbol_table::gc_): New data member.
566 * target.h (Sized_target::gc_process_relocs): New pure virtual
568 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
569 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
571 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
573 * options.h (General_options::gc_sections): Define as a no-op for now.
574 (General_options::no_keep_memory): Ditto.
575 (General_options::Bshareable): Define.
576 * options.cc (General_options::finalize): Honor -Bshareable.
578 2009-01-20 Andreas Schwab <schwab@suse.de>
580 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
581 read the value in the contents, since we don't use it. Use the
582 template endianness when writing.
583 (Relocate::relocate): Use it for R_PPC_REL16_HA.
585 2009-01-19 Andreas Schwab <schwab@suse.de>
587 * configure.tgt (powerpc64-*): Fix targ_obj.
589 2009-01-15 Ian Lance Taylor <iant@google.com>
591 * object.cc (Sized_relobj::write_local_symbols): Don't write out
592 local symbols when stripping all symbols.
594 2009-01-14 Cary Coutant <ccoutant@google.com>
596 * output.cc (Output_reloc): Add explicit instantiations.
598 2009-01-14 Cary Coutant <ccoutant@google.com>
600 * archive.cc (Archive::get_elf_object_for_member): Remove call
601 to File_read::claim_for_plugin.
602 * descriptors.cc (Descriptors::open): Remove reference to
604 (Descriptors::claim_for_plugin): Remove.
605 * descriptors.h (Descriptors::claim_for_plugin): Remove.
606 (Descriptors::is_claimed): Remove.
607 (claim_descriptor_for_plugin): Remove.
608 * fileread.cc (File_read::claim_for_plugin): Remove.
609 * fileread.h (File_read::claim_for_plugin): Remove.
610 (File_read::descriptor): Reopen descriptor if necessary.
611 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
612 (Plugin_manager::all_symbols_read): Add task parameter. Change
614 (Plugin_manager::get_input_file): New function.
615 (Plugin_manager::release_input_file): New function.
616 (Pluginobj::Pluginobj): Add filesize parameter and initialize
617 corresponding data member.
618 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
619 and pass to base constructor. Change all callers.
620 (get_input_file, release_input_file): New functions.
621 (make_sized_plugin_object): Add filesize parameter. Change all callers.
622 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
623 (Plugin_manager::all_symbols_read): Add task parameter.
624 (Plugin_manager::get_input_file): New function.
625 (Plugin_manager::release_input_file): New function.
626 (Plugin_manager::task_): New data member.
627 (Pluginobj::Pluginobj): Add filesize parameter.
628 (Pluginobj::filename): New function.
629 (Pluginobj::descriptor): New function.
630 (Pluginobj::filesize): New function.
631 (Pluginobj::filesize_): New data member.
632 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
633 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
634 File_read::claim_for_plugin; use Object::unlock to unlock the file.
636 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
637 with archive libraries.
638 * testsuite/Makefile.in: Regenerate.
639 * testsuite/plugin_test.c (struct sym_info): New type.
640 (get_input_file, release_input_file): New static variables.
641 (onload): Capture new transfer vector entries.
642 (claim_file_hook): Stop reading at end of file according to filesize.
643 Factor out parsing of readelf output into separate function.
644 (all_symbols_read_hook): Exercise get_input_file and release_input_file
645 APIs and get the source file name from the symbol table. Convert
646 source file name to corresponding object file name. Print info
647 message when adding new input files.
648 (parse_readelf_line): New function.
649 * testsuite/plugin_test_1.sh: Add checks for new info messages.
650 * testsuite/plugin_test_2.sh: Likewise.
651 * testsuite/plugin_test_3.sh: Likewise.
652 * testsuite/plugin_test_4.sh: New test case.
654 2009-01-07 Ian Lance Taylor <iant@google.com>
656 * version.cc (version_string): Bump to 1.8.
658 2008-12-23 Cary Coutant <ccoutant@google.com>
660 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
661 * plugin.cc (Plugin_manager::finish): Rename as
662 layout_deferred_objects. Move cleanup to separate function.
663 (Plugin_manager::cleanup): New function.
664 (Plugin_finish::run): Call layout_deferred_objects and cleanup
666 * plugin.h (Plugin_manager::finish): Rename as
667 layout_deferred_objects.
668 (Plugin_manager::cleanup): New function.
669 (Plugin_manager::cleanup_done): New field.
671 2008-12-23 Cary Coutant <ccoutant@google.com>
673 * plugin.cc (is_visible_from_outside): New function.
674 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
675 so we don't return "IR only" status for exported symbols or -r links.
677 * testsuite/Makefile.am (plugin_test_3): New test case.
678 * testsuite/Makefile.in: Regenerate.
679 * testsuite/plugin_test_3.sh: New file.
681 2008-12-22 Cary Coutant <ccoutant@google.com>
683 * object.cc (Sized_relobj::layout_section): New function.
684 (Sized_relobj::do_layout): Defer layout of input sections until after
685 plugin has provided replacement files.
686 (Sized_relobj::do_layout_deferred_sections): New function.
687 * object.h (Relobj::set_section_offset): Remove virtual keyword.
688 (Relobj::layout_deferred_sections): New function.
689 (Relobj::do_layout_deferred_sections): New function.
690 (Sized_relobj::do_layout_deferred_sections): New function.
691 (Sized_relobj::layout_section): New function.
692 (Sized_relobj::Deferred_layout): New structure.
693 (Sized_relobj::deferred_layout_): New field.
694 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
695 Change all callers. Layout deferred sections.
696 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
698 (Plugin_hook::run): Move code from do_plugin_hook inline.
699 (Plugin_hook::do_plugin_hook): Remove.
700 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
701 (Plugin_manager::finish): Renamed, was cleanup.
702 (Plugin_manager::should_defer_layout): New function.
703 (Plugin_manager::add_deferred_layout_object): New function.
704 (Plugin_manager::Deferred_layout_list): New type.
705 (Plugin_manager::deferred_layout_objects_): New field.
706 (Plugin_hook::do_plugin_hook): Remove.
708 2008-12-17 Ian Lance Taylor <iant@google.com>
710 * options.h (class General_options): Add --no case for
713 2008-12-16 Cary Coutant <ccoutant@google.com>
715 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
717 (Plugin_manager::claim_file): Create plugin object even if
718 plugin did not call the add_symbols callback.
719 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
720 asking for more symbols than were added.
721 * testsuite/Makefile.am (plugin_test_1): Add test case with
723 (empty.syms): New target.
724 * testsuite/Makefile.in: Regenerate.
725 * testsuite/plugin_test.c (claim_file_hook): Add new debug
726 message. Don't call add_symbols if no globals.
727 (all_symbols_read_hook): Don't provide replacement for empty
730 2008-12-12 Ian Lance Taylor <iant@google.com>
732 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
733 r_type == 0 for a local symbol with r_sym == 0.
734 (scan_relocatable_relocs): Pass r_sym to
735 local_non_section_strategy.
736 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
739 * configure.ac: Update test for TLS descriptors: they are
740 supported as of glibc 2.9.
741 * configure: Rebuild.
743 2008-12-11 Ian Lance Taylor <iant@google.com>
746 * target-reloc.h (Default_scan_relocatable_relocs): For each
747 function, map r_type == 0 to RELOC_DISCARD.
749 2008-12-10 Cary Coutant <ccoutant@google.com>
751 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
752 object to override a kept COMDAT group from a plugin object.
754 2008-12-09 Ian Lance Taylor <iant@google.com>
757 * yyscript.y (file_cmd): Handle INPUT.
759 * testsuite/initpri1.c: Change all declarations to be full
760 prototypes by adding void, to avoid compiler warnings.
762 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
764 * options.cc (General_options::parse_plugin_opt): New.
765 (General_options::add_plugin): The argument now is just the filename.
766 (General_options::add_plugin_option): New.
767 * options.h (plugin_opt): New.
768 (add_plugin): Change argument name.
769 (add_plugin_option): New.
770 * plugin.cc (Plugin::load): Don't parse the plugin option.
771 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
772 (Plugin::add_option): New.
773 (Plugin::args_): Change type.
774 (Plugin::filename_): New.
775 (Plugin_manager::add_plugin_option): New.
776 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
777 * testsuite/Makefile.in: Regenerate.
779 2008-12-05 Cary Coutant <ccoutant@google.com>
781 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
782 Handle --strip-lto-sections option.
783 * options.h (strip_lto_sections): New option.
785 2008-12-01 Cary Coutant <ccoutant@google.com>
787 * plugin.cc (ld_plugin_message): Change format parameter to const.
788 Fix mismatch between new[] and delete.
790 2008-11-14 Cary Coutant <ccoutant@google.com>
792 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
795 2008-11-05 Craig Silverstein <csilvers@google.com>
797 * options.cc (General_options::parse_dynamic_list): New function.
798 * options.h (General_options): New flags dynamic_list,
799 dynamic_list_data, dynamic_list_cpp_new, and
800 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
801 (General_options::in_dynamic_list): New function.
802 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
803 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
804 (Lex::can_continue_name): Likewise.
806 (read_script_file): New parameter script_options.
807 (read_dynamic_list): New function.
808 (Script_options::define_dynamic_list): New function.
809 (dynamic_list_keyword_parsecodes): New variable.
810 (dynamic_list_keywords): New variable.
811 * script.h (Script_options::define_dynamic_list): New function
813 (read_dynamic_list): New function prototype.
814 * symtab.cc (strprefix): New macro.
815 (Symbol::should_add_dynsym_entry): Support dynamic_list,
816 dynamic_list_data, dynamic_list_cpp_new, and
817 dynamic_list_cpp_typeinfo.
818 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
819 (dynamic_list_expr): New rule.
820 (dynamic_list_nodes): Likewise.
821 (dynamic_list_node): Likewise.
822 * testsuite/Makefile.am (dynamic_list): New test.
823 * testsuite/Makefile.in: Regenerated.
824 * testsuite/dynamic_list.t: New file.
825 * testsuite/dynamic_list.sh: New file.
827 2008-11-05 Craig Silverstein <csilvers@google.com>
829 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
830 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
831 (t11_last): Likewise.
832 * testsuite/ver_test_6.c (main): Likewise.
834 2008-10-07 Cary Coutant <ccoutant@google.com>
836 * options.c (General_options::finalize): Add check for -static and
838 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
841 2008-10-02 Cary Coutant <ccoutant@google.com>
843 * plugin.cc (make_sized_plugin_object): Fix conditional
844 compilation to work when not all targets are enabled.
846 2008-09-29 Cary Coutant <ccoutant@google.com>
848 * archive.cc (Archive::get_file_and_offset): Use filename instead
849 of name to get library path.
850 (Archive::include_member): Unlock external member of a thin archive.
852 * testsuite/Makefile.am (TEST_AR): New variable.
853 (thin_archive_test_1): New test.
854 (thin_archive_test_2): New test.
855 * testsuite/Makefile.in: Regenerate.
856 * testsuite/thin_archive_main.cc: New file.
857 * testsuite/thin_archive_test_1.cc: New file.
858 * testsuite/thin_archive_test_2.cc: New file.
859 * testsuite/thin_archive_test_3.cc: New file.
860 * testsuite/thin_archive_test_4.cc: New file.
862 2008-09-29 Cary Coutant <ccoutant@google.com>
864 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
865 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
867 (Sized_relobj::do_finalize_local_symbols): Likewise.
868 (Sized_relobj::map_to_kept_section): Likewise.
869 * object.h (Sized_relobj::invalid_address): New constant.
870 (Sized_relobj::do_output_section_offset): Check for invalid_address
872 * output.cc (Output_reloc::local_section_offset): Use constant
873 invalid_address instead of -1U.
874 (Output_reloc::get_address): Likewise.
875 (Output_section::output_address): Change -1U to -1ULL.
876 * output.h (Output_reloc::invalid_address): New constant.
877 * reloc.cc (Sized_relobj::write_sections): Use constant
878 invalid_address instead of -1U.
879 (Sized_relobj::relocate_sections): Likewise.
880 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
881 values for merge sections.
882 * target-reloc.h (relocate_for_relocatable): Use constant
883 invalid_address instead of -1U.
885 2008-09-19 Cary Coutant <ccoutant@google.com>
887 Add plugin functionality for link-time optimization (LTO).
888 * configure.ac (plugins): Add --enable-plugins option.
889 * configure: Regenerate.
890 * config.in: Regenerate.
891 * Makefile.am (LIBDL): New variable.
892 (CCFILES): Add plugin.cc.
893 (HFILES): Add plugin.h.
894 (ldadd_var): Add LIBDL.
895 * Makefile.in: Regenerate.
897 * archive.cc: Include "plugin.h".
898 (Archive::setup): Don't preread archive symbols when using a plugin.
899 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
900 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
902 (Archive::include_member): Add symbols from plugin objects.
903 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
904 * descriptors.cc (Descriptors::open): Check for file descriptors
905 abandoned by plugins.
906 (Descriptors::claim_for_plugin): New function.
907 * descriptors.h (Descriptors::claim_for_plugin): New function.
908 (Open_descriptor::is_claimed): New field.
909 (claim_descriptor_for_plugin): New function.
910 * fileread.cc (File_read::claim_for_plugin): New function.
911 * fileread.h (File_read::claim_for_plugin): New function.
912 (File_read::descriptor): New function.
913 * gold.cc: Include "plugin.h".
914 (queue_initial_tasks): Add task to call plugin hooks for generating
916 * main.cc: Include "plugin.h".
917 (main): Load plugin libraries.
918 * object.h (Pluginobj): Declare.
919 (Object::pluginobj): New function.
920 (Object::do_pluginobj): New function.
921 (Object::set_target): New function.
922 * options.cc: Include "plugin.h".
923 (General_options::parse_plugin): New function.
924 (General_options::General_options): Initialize plugins_ field.
925 (General_options::add_plugin): New function.
926 * options.h (Plugin_manager): Declare.
927 (General_options): Add --plugin option.
928 (General_options::has_plugins): New function.
929 (General_options::plugins): New function.
930 (General_options::add_plugin): New function.
931 (General_options::plugins_): New field.
932 * plugin.cc: New file.
933 * plugin.h: New file.
934 * readsyms.cc: Include "plugin.h".
935 (Read_symbols::do_read_symbols): Check for archive before checking
936 for ELF file. Call plugin hooks to claim files.
937 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
938 from a real object file; force override when processing replacement
940 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
941 (Symbol::init_base_object): Likewise.
942 (Symbol::init_base_output_data): Likewise.
943 (Symbol::init_base_output_segment): Likewise.
944 (Symbol::init_base_constant): Likewise.
945 (Symbol::init_base_undefined): Likewise.
946 (Symbol::output_section): Assert that object is not a plugin.
947 (Symbol_table::add_from_pluginobj): New function.
948 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
950 (Symbol_table::sized_write_globals): Likewise.
951 (Symbol_table::add_from_pluginobj): Instantiate template.
952 * symtab.h (Sized_pluginobj): Declare.
953 (Symbol::in_real_elf): New function.
954 (Symbol::set_in_real_elf): New function.
955 (Symbol::in_real_elf_): New field.
956 (Symbol_table::add_from_pluginobj): New function.
958 * testsuite/Makefile.am (AM_CFLAGS): New variable.
959 (LIBDL): New variable.
961 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
962 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
963 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
964 (MOSTLYCLEANFILES): Likewise.
965 * testsuite/Makefile.in: Regenerate.
966 * testsuite/plugin_test.c: New file.
967 * testsuite/plugin_test_1.sh: New file.
968 * testsuite/plugin_test_2.sh: New file.
970 2008-09-16 Ian Lance Taylor <iant@google.com>
972 * target-reloc.h (relocate_section): Check whether a symbol is
973 defined by the ABI before reporting an undefined symbol error.
974 * target.h (Target::is_defined_by_abi): Make parameter const.
975 (Target::do_is_defined_by_abi): Likewise.
976 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
977 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
978 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
979 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
980 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
981 * testsuite/Makefile.in: Rebuild.
983 * fileread.cc (make_view): Add casts to avoid warning.
985 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
987 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
988 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
990 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
992 * options.h (General_options::output_is_executable): New.
993 (General_options::output_is_pie): New.
994 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
995 for shared libraries.
996 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
998 2008-09-11 Chris Demetriou <cgd@google.com>
1000 * options.h (origin): New -z option.
1001 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1002 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1005 2008-09-05 Cary Coutant <ccoutant@google.com>
1007 * fileread.cc (File_read::make_view): Add check for attempt to map
1010 2008-09-05 Cary Coutant <ccoutant@google.com>
1012 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1013 explicit instantiations.
1015 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1018 * options.cc (General_options::finalize): Allow undefined symbols
1019 in shlibs if linking -shared.
1022 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1023 symbols as not needing a dynsym entry.
1025 2008-08-20 Craig Silverstein <csilvers@google.com>
1027 * fileread.cc (File_read::open): Do not lock the file unless it
1028 was successfully opened.
1030 2008-08-14 Cary Coutant <ccoutant@google.com>
1032 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1033 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1034 * testsuite/tls_test.cc (struct int128): 128-bit struct
1035 for testing TLS relocs with non-zero addend.
1036 (v12): New TLS variable.
1038 (t_last): Add check for v12.
1039 * testsuite/tls_test.h (t12): New function.
1040 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1042 2008-08-13 Ian Lance Taylor <iant@google.com>
1044 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1045 set tls_segment_ or relro_segment_.
1046 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1048 * output.h (Output_section::clear_is_relro): New function.
1049 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1050 sections specially even when output_data_ is empty.
1051 (Output_segment::maximum_alignment): When first section is relro,
1052 only force alignment for PT_LOAD segments.
1053 * script.cc (script_data_segment_align): New function.
1054 (script_data_segment_relro_end): New function.
1055 * script-c.h (script_data_segment_align): Declare.
1056 (script_data_segment_relro_end): Declare.
1057 * script-sections.h (class Script_sections): Declare
1058 data_segment_align and data_segment_relro_end. Add fields
1059 segment_align_index_ and saw_relro_end_.
1060 * script-sections.cc (class Sections_element): Add set_is_relro
1061 virtual function. Add new bool* parameter to place_orphan_here.
1062 Add get_output_section virtual function.
1063 (class Output_section_definition): Add set_is_relro. Add new
1064 bool* parameter to place_orphan_here. Add get_output_section.
1065 Add is_relro_ field.
1066 (Output_section_definition::Output_section_definition): Initialize
1067 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1068 and is_relro_ fields.
1069 (Output_section_definition::place_orphan_here): Add is_relro
1071 (Output_section_definition::set_section_addresses): Set relro for
1073 (Output_section_definition::alternate_constraint): Likewise.
1074 (class Orphan_output_section): Add new bool* parameter to
1075 place_orphan_here. Add get_output_section.
1076 (Orphan_output_section::place_orphan_here): Add is_relro
1078 (Script_sections::Script_sections): Initialize
1079 data_segment_align_index_ and saw_relro_end_.
1080 (Script_sections::data_segment_align): New function.
1081 (Script_sections::data_segment_relro_end): New function.
1082 (Script_sections::place_orphan): Set or clear is_relro.
1083 (Script_sections::set_section_addresses): Force alignment of first
1085 * yyscript.y (exp): Call script_data_segment_align and
1086 script_data_segment_relro_end.
1087 * testsuite/relro_script_test.t: New file.
1088 * testsuite/relro_test.cc (using_script): Declare.
1089 (t1, t2): Test using_script.
1090 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1091 (relro_script_test_SOURCES): Define.
1092 (relro_script_test_DEPENDENCIES): Define.
1093 (relro_script_test_LDFLAGS): Define.
1094 (relro_script_test_LDADD): Define.
1095 (relro_script_test.so): New target.
1096 * testsuite/Makefile.in: Rebuild.
1098 2008-08-06 Cary Coutant <ccoutant@google.com>
1100 * archive.cc (Archive::total_archives, Archive::total_members)
1101 (Archive::total_members_loaded): New variables.
1102 (Archive::setup): Add parameter. Add option to preread
1104 (Archive::read_armap): Add counter.
1105 (Archive::get_file_and_offset): New function.
1106 (Archive::get_elf_object_for_member): New function.
1107 (Archive::read_all_symbols): New function.
1108 (Archive::read_symbols): New function.
1109 (Archive::add_symbols): Add counters.
1110 (Archive::include_all_members): Use armap to find members if it's
1112 (Archive::include_member): Skip reading symbols if already read.
1113 Factored code into Archive::get_file_and_offset and
1114 Archive::get_elf_object_for_member. Changed call to
1115 Mapfile::report_include_archive_member.
1116 (Archive::print_stats): New function.
1117 * archive.h: Declare Object and Read_symbols_data classes.
1118 (Archive::Archive): Add initializers for new members.
1119 (Archive::setup): Add parameter.
1120 (Archive::print_stats): New function.
1121 (Archive::total_archives, Archive::total_members)
1122 (Archive::total_members_loaded): New variables.
1123 (Archive::get_file_and_offset): New function.
1124 (Archive::get_elf_object_for_member): New function.
1125 (Archive::read_all_symbols): New function.
1126 (Archive::read_symbols): New function.
1127 (Archive::Archive_member): New class.
1128 (Archive::members_): New member.
1129 (Archive::num_members_): New member.
1130 * main.cc: Include archive.h.
1131 (main): Call Archive::print_stats.
1132 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1133 archive parameter; member_name is now the fully-decorated name.
1134 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1135 * options.h: (General_options): Add --preread-archive-symbols option.
1136 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1139 2008-08-04 Ian Lance Taylor <iant@google.com>
1141 * symtab.h (Symbol::use_plt_offset): New function.
1142 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1143 * powerpc.cc (Relocate::relocate): Likewise.
1144 * sparc.cc (Relocate::relocate): Likewise.
1145 * x86_64.cc (Relocate::relocate): Likewise.
1146 * testsuite/weak_plt.sh: New test.
1147 * testsuite/weak_plt_main.cc: New test.
1148 * testsuite/weak_plt_shared.cc: New test.
1149 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1150 (check_PROGRAMS): Add weak_plt.
1151 (check_DATA): Add weak_plt_shared.so.
1152 (weak_plt_main_pic.o, weak_plt): New targets.
1153 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1154 * testsuite/Makefile.in: Rebuild.
1156 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1158 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1159 * testsuite/Makefile.in: Rebuild.
1161 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1163 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1164 * Makefile.in: Regenerate.
1165 * po/POTFILES.in: Regenerate.
1167 2008-07-29 Ian Lance Taylor <iant@google.com>
1169 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1170 symbols before other symbols.
1171 * testsuite/script_test_2.cc (test_addr): Declare.
1172 (test_addr_alias): Declare.
1173 (main): Check that test_addr and test_addr_alias have the right
1175 * testsuite/script_test_2.t: Define test_addr_alias and
1178 2008-07-24 Ian Lance Taylor <iant@google.com>
1181 * descriptors.cc: New file.
1182 * descriptors.h: New file.
1183 * gold-threads.h (class Hold_optional_lock): New class.
1184 * fileread.cc: Include "descriptors.h".
1185 (File_read::~File_read): Release descriptor rather than closing
1187 (File_read::open) [file]: Call open_descriptor rather than open.
1188 Set is_descriptor_opened_.
1189 (File_read::open) [memory]: Assert that descriptor is not open.
1190 (File_read::reopen_descriptor): New function.
1191 (File_read::release): Release descriptor.
1192 (File_read::do_read): Make non-const. Reopen descriptor.
1193 (File_read::read): Make non-const.
1194 (File_read::make_view): Reopen descriptor.
1195 (File_read::do_readv): Likewise.
1196 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1197 Update declarations.
1198 * layout.cc: Include "descriptors.h".
1199 (Layout::create_build_id): Use open_descriptor rather than open.
1200 * output.cc: Include "descriptors.h".
1201 (Output_file::open): Use open_descriptor rather than open.
1202 * archive.cc (Archive::const_iterator): Change Archive to be
1204 (Archive::begin, Archive::end): Make non-const.
1205 (Archive::count_members): Likewise.
1206 * archive.h (class Archive): Update declarations.
1207 * object.h (Object::read): Make non-const.
1208 * Makefile.am (CCFILES): Add descriptors.cc.
1209 (HFILES): Add descriptors.h.
1210 * Makefile.in: Rebuild.
1213 * gold.h: Always include <clocale>. Add Solaris workarounds
1214 following code in binutils/sysdep.h.
1217 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1218 this->eh_frame_hdr_ is NULL before using it.
1220 * dynobj.cc (Versions::Versions): Update comment.
1222 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1223 the base version name.
1225 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1226 array size plus one.
1227 (Stringpool_template::set_string_offsets): Subtract one from key
1228 before using it as an array index.
1229 (Stringpool_template::get_offset_with_length): Likewise.
1230 (Stringpool_template::write_to_buffer): Likewise.
1231 * stringpool.h (Stringpool_template::get_offset_from_key):
1234 2008-07-23 Ian Lance Taylor <iant@google.com>
1237 * object.h (Merged_symbol_value::value): Do our best to handle a
1241 * script.cc (Version_script_info::get_versions): Don't add empty
1242 version tag to return value.
1243 (Version_script_info::get_symbol_version_helper): Change return
1244 type to bool. Add pversion parameter. Change all callers.
1245 (script_register_vers_node): Don't require a non-NULL tag.
1246 * script.h (class Version_script_info): Update declarations.
1247 (Version_script_info::get_symbol_version): Change return type to
1248 bool. Add version parameter. Change all callers.
1249 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1250 handling. Handle an empty version from a version script.
1251 (Symbol_table::define_special_symbol): Likewise.
1252 * testsuite/ver_test_10.script: New file.
1253 * testsuite/ver_test_10.sh: New file.
1254 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1255 (check_DATA): Add ver_test_10.syms.
1256 (ver_test_10.syms, ver_test_10.so): New target.
1257 * testsuite/Makefile.in: Rebuild.
1259 2008-07-23 Simon Baldwin <simonb@google.com>
1261 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1262 to zero for undefined symbols from dynamic libraries.
1264 2008-07-23 Ian Lance Taylor <iant@google.com>
1266 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1268 * symtab.h (class Symbol_table): Update declaration.
1269 * testsuite/ver_test_9.cc: New file.
1270 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1271 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1272 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1273 (ver_test_9.so, ver_test_9.o): New targets.
1274 * testsuite/Makefile.in: Rebuild.
1276 2008-07-22 Ian Lance Taylor <iant@google.com>
1278 * options.h (class General_options): Define --check-sections.
1279 * layout.cc (Layout::set_segment_offsets): Handle
1282 * options.h (class General_options): Define -n/--nmagic and
1284 * options.cc (General_options::finalize): For -n/--nmagic or
1285 -N/--omagic, set -static.
1286 * layout.cc (Layout::attach_allocated_section_to_segment): If
1287 -N/--omagic, don't put read-only and read-write sections in
1289 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1290 finding a read-only segment.
1291 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1292 don't set the minimum segment alignment to the common page size,
1293 and don't set the file offset to the address modulo the page size.
1294 * script-sections.cc (Script_sections::create_segments): If
1295 -n/--omagic, don't put read-only and read-write sections in
1298 * cref.cc: New file.
1300 * options.h (class General_options): Add --print-symbol-counts.
1301 * main.cc (main): Issue defined symbol report if requested.
1302 * archive.cc (Archive::interpret_header): Make into a const member
1304 (Archive::add_symbols): Call Input_objects::archive_start and
1306 (Archive::const_iterator): Define new class.
1307 (Archive::begin, Archive::end): New functions.
1308 (Archive::include_all_members): Rewrite to use iterator.
1309 (Archive::count_members): New function.
1310 * archive.h (class Archive): Update declarations.
1311 (Archive::filename): New function.
1312 * object.cc: Include "cref.h".
1313 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1314 (Sized_relobj::do_get_global_symbol_counts): New function.
1315 (Input_objects::add_object): Add object to cross-referencer.
1316 (Input_objects::archive_start): New function.
1317 (Input_objects::archive_stop): New function.
1318 (Input_objects::print_symbol_counts): New function.
1319 * object.h: Declare Cref and Archive.
1320 (Object::get_global_symbol_counts): New function.
1321 (Object::do_get_global_symbol_counts): New pure virtual function.
1322 (class Sized_relobj): Add defined_count_ field. Update
1324 (class Input_objects): Add cref_ field. Update constructor.
1325 Update declarations.
1326 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1328 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1330 (Sized_dynobj::do_get_global_symbol_counts): New function.
1331 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1332 defined_count_. Update declarations. Define Symbols typedef.
1333 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1334 parameter. Change all callers.
1335 (Symbol_table::add_from_dynobj): Add sympointers and defined
1336 parameters. Change all callers.
1337 * symtab.h (class Symbol_table): Update declarations.
1338 * Makefile.am (CCFILES): Add cref.cc.
1339 (HFILES): Add cref.h.
1340 * Makefile.in: Rebuild.
1342 2008-07-22 Simon Baldwin <simonb@google.com>
1344 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1345 to zero when writing undefined symbols.
1347 2008-07-22 Ian Lance Taylor <iant@google.com>
1349 * output.cc (Output_section::add_input_section): Don't try to
1350 merge empty merge sections.
1352 2008-07-21 Craig Silverstein <csilvers@google.com>
1354 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1355 Include symbol version in error message.
1357 2008-07-20 Chris Demetriou <cgd@google.com>
1359 * configure.ac (gold_cv_c_random_seed): New configured variable.
1360 (RANDOM_SEED_CFLAGS): New substituted variable.
1361 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1362 * configure: Rebuild.
1363 * Makefile.in: Likewise.
1364 * testsuite/Makefile.in: Likewise.
1366 2008-07-18 Ian Lance Taylor <iant@google.com>
1368 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1369 where we see NAME/NULL and NAME/VERSION as separate symbols.
1370 * testsuite/ver_test_main.cc (main): Call t4.
1371 (t4, t4_2a): Define.
1372 * testsuite/ver_test_2.cc (t4_2): Define.
1373 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1374 * testsuite/ver_test_4.cc (t4_2a): Define.
1375 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1376 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1378 2008-07-17 Ian Lance Taylor <iant@google.com>
1380 * dynobj.cc (Versions::add_def): If we give an error about a
1381 missing version, go ahead and create the version anyhow.
1383 2008-07-10 Ian Lance Taylor <iant@google.com>
1385 Handle output sections with more than 0x7fffffff bytes.
1386 * object.h (class Relobj): Change map_to_output_ to
1387 output_sections_, and just keep a section pointer. Change all
1388 uses. Move comdat group support to Sized_relobj.
1389 (Relobj::is_section_specially_mapped): Remove.
1390 (Relobj::output_section): Remove poff parameter. Change all
1392 (Relobj::output_section_offset): New function.
1393 (Relobj::set_section_offset): Rewrite.
1394 (Relobj::map_to_output): Remove.
1395 (Relobj::output_sections): New function.
1396 (Relobj::do_output_section_offset): New pure virtual function.
1397 (Relobj::do_set_section_offset): Likewise.
1398 (class Sized_relobj): Add section_offsets_ field. Add comdat
1399 group support from Relobj. Update declarations.
1400 (Sized_relobj::get_output_section_offset): New function.
1401 (Sized_relobj::do_output_section_offset): New function.
1402 (Sized_relobj::do_set_section_offset): New function.
1403 * object.cc (Relobj::output_section_address): Remove.
1404 (Sized_relobj::Sized_relobj): Initialize new fields.
1405 (Sized_relobj::include_section_group): Cast find_kept_object to
1407 (Sized_relobj::include_linkonce_section): Likewise.
1408 (Sized_relobj::do_layout): Use separate arrays for output section
1410 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1412 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1413 output_sections and section_offsets.
1414 (Sized_relobj::write_local_symbols): Likewise.
1415 (map_to_kept_section): Compute output address directly.
1416 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1417 output_sections and section_offsets.
1418 (Sized_relobj::write_sections): Likewise.
1419 (Sized_relobj::relocate_sections): Likewise.
1420 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1421 * output.h (class Output_reloc): Update declarations. Change
1422 u2_.relobj to Sized_relobj*.
1423 (class Output_data_reloc): Change add functions to use
1425 * output.cc (Output_reloc::Output_reloc): Change relobj to
1427 (Output_reloc::local_section_offset): Change return type to
1428 Elf_Addr. Use get_output_section_offset.
1429 (Output_reloc::get_address): Likewise.
1430 (Output_section::is_input_address_mapped): Don't call
1431 is_section_specially_mapped.
1432 (Output_section::output_offset): Likewise.
1433 (Output_section::output_address): Likewise.
1434 (Output_section::starting_output_address): Likewise.
1435 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1436 parameter to Sized_relobj*.
1437 (Copy_relocs::need_copy_reloc): Likewise.
1438 (Copy_relocs::save): Likewise.
1439 * copy-relocs.h (class Copy_relocs): Update declarations.
1440 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1441 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1442 * target-reloc.h (relocate_for_relocatable): Change
1443 offset_in_output_section type to Elf_Addr. Change code that uses
1445 * layout.cc (Layout::layout): Always set *off.
1446 * mapfile.cc (Mapfile::print_input_section): Use
1447 output_section_offset.
1448 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1450 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1451 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1452 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1454 2008-07-03 Ian Lance Taylor <iant@google.com>
1456 * layout.cc (Layout::include_section): Do not discard unrecognized
1457 SHT_STRTAB sections.
1459 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1461 * script.cc (Lex::can_continue_name): Make '?' allowable in
1462 version-script names.
1463 * testsuite/version_script.map: Change glob pattern to use '?'
1465 2008-06-30 Manish Singh <yosh@gimp.org>
1468 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1471 2008-06-30 Ian Lance Taylor <iant@google.com>
1475 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1476 versions]: Don't try to read the value in the contents, since we
1477 don't use it. Use the template endianness when writing.
1479 2008-06-25 Cary Coutant <ccoutant@google.com>
1481 * fileread.cc (File_read::make_view): Assert on zero-length view.
1482 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1483 symbol table when there are no symbols to read.
1485 2008-06-23 Craig Silverstein <csilvers@google.com>
1487 * version.cc (version_string): Bump to 1.7
1489 2008-06-18 Craig Silverstein <csilvers@google.com>
1491 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1492 constant 0xFFFF to type Valtype.
1493 (Powerpc_relocate_functions::rel16_ha): Likewise.
1495 2008-06-17 Ian Lance Taylor <iant@google.com>
1497 * output.h (Output_section::Input_section): Initialize p2align_ to
1498 zero for Output_section_data constructors.
1499 (Output_section::Input_section::addralign): If not an input
1500 section, return the alignment of the Output_section_data.
1501 * testsuite/copy_test.cc: New file.
1502 * testsuite/copy_test_1.cc: New file.
1503 * testsuite/copy_test_2.cc: New file.
1504 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1505 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1506 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1507 (copy_test_1_pic.o, copy_test_1.so): New targets.
1508 (copy_test_2_pic.o, copy_test_2.so): New targets.
1509 * testsuite/Makefile.in: Rebuild.
1511 * script-sections.cc (Script_sections::place_orphan): Initialize
1512 local variable exact.
1514 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1516 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1518 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1519 David S. Miller <davem@davemloft.net>
1521 * powerpc.cc: New file.
1522 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1523 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1524 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1525 * Makefile.in: Rebuild.
1527 2008-06-09 Ian Lance Taylor <iant@google.com>
1529 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1531 (throwing, orig_terminate): New static variables.
1532 (terminate_handler): New static function.
1533 (t2): Set terminate handler.
1535 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1538 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1541 2008-05-30 Cary Coutant <ccoutant@google.com>
1543 * archive.cc (Archive::include_all_members) Correct to step
1544 over symbol table and extended name table in thin archives.
1546 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1549 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1552 2008-05-28 Caleb Howe <cshowe@google.com>
1554 * reduced_debug_output.cc: New file.
1555 * reduced_debug_output.h: New file.
1556 * options.h (class General_options): Add --strip-debug-non-line.
1557 * options.cc (General_options::finalize): Add strip_debug_non_line
1558 to the strip heirarchy.
1559 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1561 * layout.cc: Include "reduced_debug_output.h".
1562 (Layout::Layout): Initialize new fields.
1563 (line_only_debug_sections): New static array.
1564 (is_lines_only_debug_sections): New static inline function.
1565 (Layout::include_section): Handle --strip-debug-non-line.
1566 (Layout::make_output_section): If --strip-debug-non-line, build
1567 new output sections for .debug_abbrev and .debug_info.
1568 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1569 gold. Warn about possible overflow.
1570 (read_signed_LEB_128): Likewise.
1571 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1572 (read_signed_LEB_128): Declare.
1573 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1574 (HFILES): Add reduced_debug_output.h.
1575 * Makefile.in: Rebuild.
1577 2008-05-21 Ian Lance Taylor <iant@google.com>
1579 * mapfile.cc: New file.
1580 * mapfile.h: New file.
1581 * options.h (class General_options): Add -M/--print-map and -Map.
1582 * options.cc (General_options::finalize): Make -M equivalent to
1584 * main.cc: Include <cstdio> and "mapfile.h".
1585 (main): Open mapfile if requested.
1586 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1587 constructor. Change caller.
1588 (queue_initial_tasks): Add mapfile parameter. Change caller.
1589 (queue_middle_tasks): Likewise.
1590 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1592 * archive.cc: Include "mapfile.h".
1593 (Archive::add_symbols): Add mapfile parameter. Change all
1594 callers. Pass mapfile, symbol, and reason to include_member.
1595 (Archive::include_all_members): Add mapfile parameter. Change all
1597 (Archive::include_member): Add mapfile, sym, and why parameters.
1598 Change all callers. Report inclusion to map file.
1599 * archive.h: Include "fileread.h".
1600 (class Archive): Update declarations.
1601 (Archive::file): New const method.
1602 (class Add_archive_symbols): Add mapfile_ field. Update
1603 constructor. Change all callers.
1604 * readsyms.h (class Read_symbols): Likewise.
1605 (class Finish_group): Likewise.
1606 (class Read_script): Likewise.
1607 * common.cc: Include "mapfile.h".
1608 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1610 (Symbol_table::do_allocate_commons): Likewise.
1611 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1612 symbol allocation to mapfile.
1613 * common.h (class Allocate_commons_task): Add mapfile_ field.
1614 Update constructor. Change all callers.
1615 * symtab.h (class Symbol_table): Update declarations.
1616 * layout.cc: Include "mapfile.h".
1617 (Layout_task_runner::run): Print information to mapfile.
1618 (Layout::create_gold_note): Change Output_data_fixed_space to
1619 Output_data_zero_fill.
1620 (Layout::create_build_id): Likewise.
1621 (Layout::print_to_mapfile): New function.
1622 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1623 constructor. Change caller.
1624 (class Layout): Declare print_to_mapfile.
1625 * output.cc (Output_section::Input_section::print_to_mapfile): New
1627 (Output_section::add_input_section): If producing a map, always
1628 add to input_sections_ list.
1629 (Output_section::do_print_to_mapfile): New function.
1630 (Output_segment::print_sections_to_mapfile): New function.
1631 (Output_segment::print_section_list_to_mapfile): New function.
1632 * output.h: Include "mapfile.h".
1633 (Output_data::print_to_mapfile): New function.
1634 (Output_data::do_print_to_mapfile): New virtual function.
1635 (Output_segment_headers::do_print_to_mapfile): New function.
1636 (Output_file_header::do_print_to_mapfile): New function.
1637 (Output_data_const::do_print_to_mapfile): New function.
1638 (class Output_data_const_buffer): Add map_name_ field. Update
1639 constructor. Change all callers. Add do_print_to_mapfile
1641 (class Output_data_fixed_space): Likewise.
1642 (class Output_data_space): Likewise.
1643 (class Output_data_zero_fill): New class.
1644 (Output_data_strtab::do_print_to_mapfile): New function.
1645 (Output_data_reloc_base::do_print_to_mapfile): New function.
1646 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1647 (Output_data_group::do_print_to_mapfile): New function.
1648 (Output_data_got::do_print_to_mapfile): New function.
1649 (Output_data_dynamic::do_print_to_mapfile): New function.
1650 (Output_symtab_xindex::do_print_to_mapfile): New function.
1651 (class Output_section): Declare do_print_to_mapflie. Declare
1652 print_to_mapfile in Input_section.
1653 (class Output_segment): Declare new functions.
1654 * object.h (Sized_relobj::symbol_count): New function.
1655 * script-sections.cc
1656 (Output_section_element_dot_assignment::set_section_addresses):
1657 Change Output_data_fixed_space to Output_data_zero_fill.
1658 (Output_data_expression::do_print_to_mapfile): New function.
1659 * script.cc (read_input_script): Add mapfile parameter. Change
1661 * script.h (read_input_script): Update declaration.
1662 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1663 (Eh_frame::do_print_to_mapfile): New function.
1664 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1665 (Output_merge_string::do_print_to_mapfile): New function.
1666 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1668 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1670 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1672 * Makefile.am (CCFILES): Add mapfile.cc.
1673 (HFILES): Add mapfile.h.
1674 * Makefile.in: Rebuild.
1676 2008-05-19 Ian Lance Taylor <iant@google.com>
1678 * options.h (class General_options): Add -z relro.
1679 * layout.cc (Layout::Layout): Initialize relro_segment_.
1680 (Layout::add_output_section_data): Return the output section.
1681 (Layout::make_output_section): Rcognize relro sections and mark
1683 (Layout::attach_allocated_section_to_segment): Put relro sections
1684 in a PT_GNU_RELRO segment.
1685 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1687 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1689 (Layout::linkonce_mapping): Map d.rel.ro.local to
1691 (Layout::output_section_name): Us .data.rel.ro.local for any
1692 section which begins with that.
1693 * layout.h (class Layout): Update add_output_section_data
1694 declaration. Add relro_segment_ field.
1695 * output.cc (Output_section::Output_section): Initialize is_relro_
1696 and is_relro_local_ fields.
1697 (Output_segment::add_output_section): Group relro sections.
1698 (Output_segment::is_first_section_relro): New function.
1699 (Output_segment::maximum_alignment): If there is a relro section,
1700 align the segment to the common page size.
1701 (Output_segment::set_section_addresses): Track whether we are
1702 looking at relro sections. If the last section is a relro
1703 section, align to the common page size.
1704 (Output_segment::set_section_list_addresses): Add in_relro
1705 parameter. Change all callers. Align to the page size when
1706 moving from relro to non-relro section.
1707 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1709 * output.h (class Output_section): Add is_relro_ and
1710 is_relro_local_ fields.
1711 (Output_section::is_relro): New function.
1712 (Output_section::set_is_relro): New function.
1713 (Output_section::is_relro_local): New function.
1714 (Output_section::set_is_relro_local): New function.
1715 (class Output_segment): Update declarations.
1716 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1717 * sparc.cc (Target_sparc::got_section): Likewise.
1718 * x86_64.cc (Target_x86_64::got_section): Likewise.
1719 * testsuite/relro_test_main.cc: New file.
1720 * testsuite/relro_test.cc: New file.
1721 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1722 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1723 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1724 (relro_test.so, relro_test_pic.o): New targets.
1725 * testsuite/Makefile.in: Rebuild.
1727 2008-05-16 Ian Lance Taylor <iant@google.com>
1729 * output.cc (Output_segment::add_output_section): Remove front
1731 * output.h (class Output_segment): Remove
1732 add_initial_output_section and overloaded add_output_section.
1733 Update declaration of remaining add_output_section.
1734 * layout.cc (Layout::create_interp): Call add_output_section
1735 rather than add_initial_output_section.
1736 (Layout::finish_dynamic_section): Likewise.
1738 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1739 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1740 know the dynamic type.
1741 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1742 field. Initialize it in constructor.
1743 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1744 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1745 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1748 * output.cc (Output_reloc::get_address): Change return type to
1750 * output.h (class Output_reloc): Update get_address declaration.
1751 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1752 for section addresses.
1754 2008-05-09 Ian Lance Taylor <iant@google.com>
1757 * gold.cc (gold_nomem): Use return value of write.
1759 2008-05-08 Ian Lance Taylor <iant@google.com>
1761 * symtab.c (Symbol::init_base_output_data): Add version
1762 parameter. Change all callers.
1763 (Symbol::init_base_output_segment): Likewise.
1764 (Symbol::init_base_constant): Likewise.
1765 (Symbol::init_base_undefined): Likewise.
1766 (Sized_symbol::init_output_data): Likewise.
1767 (Sized_symbol::init_output_segment): Likewise.
1768 (Sized_symbol::init_constant): Likewise.
1769 (Sized_symbol::init_undefined): Likewise.
1770 (Symbol_table::do_define_in_output_data): If the new symbol has a
1771 version, mark it as the default.
1772 (Symbol_table::do_define_in_output_segment): Likewise.
1773 (Symbol_table::do_define_as_constant): Likewise.
1774 * symtab.h (class Symbol): Update declarations.
1775 (class Sized_symbol): Likewise.
1776 * resolve.cc (Symbol::override_version): New function.
1777 (Symbol::override_base): Call override_version.
1778 (Symbol::override_base_with_special): Likewise.
1779 * testsuite/ver_script_8.script: New file.
1780 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1781 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1782 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1783 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1785 2008-05-06 Ian Lance Taylor <iant@google.com>
1788 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1790 (class General_options): Remove existing --undefined, and add
1791 --no-undefined instead. Add new --undefined as synonym for -u.
1792 * archive.cc (Archive::add_symbols): Check whether symbol was
1794 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1795 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1796 all uses. Add IS_UNDEFINED. Update declarations to split
1797 different versions of init_base. Declare init_base_undefined.
1798 (Symbol::is_defined): Handle IS_UNDEFINED.
1799 (Symbol::is_undefined): Likewise.
1800 (Symbol::is_weak_undefined): Call is_undefined.
1801 (Symbol::is_absolute): Handle IS_CONSTANT.
1802 (class Sized_symbol): Update declarations to split different
1803 versions of init. Declare init_undefined.
1804 (class Symbol_table): Declare new functions.
1805 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1807 (Symbol::init_base_output_data): Likewise.
1808 (Symbol::init_base_output_segment): Likewise.
1809 (Symbol::init_base_constant): Likewise.
1810 (Symbol::init_base_undefined): New function.
1811 (Sized_symbol::init_object): Rename from init. Change all
1813 (Sized_symbol::init_output_data): Likewise.
1814 (Sized_symbol::init_output_segment): Likewise.
1815 (Sized_symbol::init_constant): Likewise.
1816 (Sized_symbol::init_undefined): New function.
1817 (Symbol_table::add_undefined_symbols_from_command_line): New
1819 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1821 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1822 (Symbol::output_section): Likewise.
1823 (Symbol::set_output_section): Likewise.
1824 (Symbol_table::sized_finalize_symbol): Likewise.
1825 (Symbol_table::sized_write_globals): Likewise.
1826 * resolve.cc (Symbol_table::should_override): Likewise.
1827 (Symbol::override_base_with_special): Likewise.
1829 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1830 symbol, change it to have default visibility.
1831 * testsuite/protected_1.cc: New file.
1832 * testsuite/protected_2.cc: New file.
1833 * testsuite/protected_3.cc: New file.
1834 * testsuite/protected_main_1.cc: New file.
1835 * testsuite/protected_main_2.cc: New file.
1836 * testsuite/protected_main_3.cc: New file.
1837 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1838 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1839 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1840 (protected_1.so): New target.
1841 (protected_1_pic.o, protected_2_pic.o): New targets.
1842 (protected_3_pic.o): New target.
1843 (check_PROGRAMS): Add protected_2.
1844 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1845 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1846 * testsuite/Makefile.in: Rebuild.
1848 * options.h (DEFINE_var): Add set_user_set_##varname__.
1849 (DEFINE_bool_alias): New macro.
1850 (class General_options): Define -Bstatic using DEFINE_bool_alias
1851 rather than DEFINE_special. Add --undefined as an alias for -z
1853 * options.cc (General_options::parse_Bstatic): Remove.
1855 * options.h (class General_options): Add --fatal-warnings.
1856 * main.cc (main): Implement --fatal-warnings.
1857 * errors.h (Errors::warning_count): New function.
1859 * options.h (class General_options): Add -Bsymbolic-functions.
1860 * symtab.h (Symbol::is_preemptible): Check for
1861 -Bsymbolic-functions.
1863 2008-05-05 Ian Lance Taylor <iant@google.com>
1865 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1866 as noVARNAME rather than no-VARNAME.
1867 (class General_options): Add option -z combreloc.
1868 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1870 (Output_reloc::sort_before) [SHT_REL]: New function.
1871 (Output_reloc::sort_before) [SHT_RELA]: New function.
1872 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1873 Sort_relocs_comparison.
1874 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1875 parameter. Change all callers.
1876 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1877 sort_relocs parameter. Change all callers.
1878 * output.cc (Output_reloc::get_address): New function, broken out
1880 (Output_reloc::write_rel): Call it.
1881 (Output_reloc::compare): New function.
1882 (Output_data_reloc_base::do_write): Optionally sort relocs.
1884 * configure.ac: If targ_extra_obj is set, link it in.
1885 * configure.tgt: Initialize all variables.
1886 (x86_64*): Set targ_extra_obj and targ_extra_size.
1887 * configure: Rebuild.
1889 * object.cc (Sized_relobj::include_section_group): Adjust section
1890 indexes read from group data. Build vector to pass to
1892 * layout.cc (Layout::layout_group): Add flags and shndxes
1893 parameters. Remove contents parameter. Change caller. Update
1894 explicit instantiations.
1895 * layout.h (class Layout): Update layout_group declaration.
1896 * output.cc (Output_data_group::Output_data_group): Add flags and
1897 input_shndxes parameters. Remove contents parameter. Change
1899 (Output_data_group::do_write): Change input_sections_ to
1901 * output.h (class Output_data_group): Update constructor
1902 declaration. Rename input_sections_ to input_shndxes_.
1903 * testsuite/many_sections_test.cc: Add template.
1905 2008-04-30 Cary Coutant <ccoutant@google.com>
1907 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1909 * layout.cc (Layout::include_section): Refactored check for debug
1911 (Layout::add_comdat): Add new parameters. Change type
1912 of signature parameter. Add object and shndx to signatures table.
1913 (Layout::find_kept_object): New function.
1914 * layout.h: Include <cstring>.
1915 (Layout::is_debug_info_section): New function.
1916 (Layout::add_comdat): Add new parameters.
1917 (Layout::find_kept_object): New function.
1918 (Layout::Kept_section): New struct.
1919 (Layout::Signatures): Change type of map range.
1920 * object.cc (Relobj::output_section_address): New function.
1921 (Sized_relobj::include_section_group): Add new parameters. Change
1922 calls to Layout::add_comdat. Change to build table of kept comdat
1923 groups and table mapping discarded sections to kept sections.
1924 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1925 (Sized_relobj::do_layout): Change calls to include_section_group and
1926 include_linkonce_section.
1927 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1928 value to zero when section is discarded.
1929 (Sized_relobj::map_to_kept_section): New function.
1930 * object.h (Relobj::output_section_address): New function.
1931 (Relobj::Comdat_group): New type.
1932 (Relobj::find_comdat_group): New function.
1933 (Relobj::Comdat_group_table): New type.
1934 (Relobj::Kept_comdat_section): New type.
1935 (Relobj::Kept_comdat_section_table): New type.
1936 (Relobj::add_comdat_group): New function.
1937 (Relobj::set_kept_comdat_section): New function.
1938 (Relobj::get_kept_comdat_section): New function.
1939 (Relobj::comdat_groups_): New field.
1940 (Relobj::kept_comdat_sections_): New field.
1941 (Symbol_value::input_value): Update comment.
1942 (Sized_relobj::map_to_kept_section) New function.
1943 (Sized_relobj::include_linkonce_section): Add new parameter.
1944 * target-reloc.h (Comdat_behavior): New type.
1945 (get_comdat_behavior): New function.
1946 (relocate_section): Add code to map a discarded section to the
1947 corresponding kept section when applying a relocation.
1949 2008-04-30 Craig Silverstein <csilvers@google.com>
1951 * dwarf_reader.cc (next_generation_count): New static var.
1952 (Addr2line_cache_entry): New struct.
1953 (addr2line_cache): New static var.
1954 (Dwarf_line_info::one_addr2line): Added caching.
1955 (Dwarf_line_info::clear_addr2line_cache): New function.
1956 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1957 cache-size parameter.
1958 (Dwarf_line_info::one_addr2line_cache): New function.
1959 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1960 new cache-size argument to one_addr2line(), and clear cache.
1962 2008-04-28 Cary Coutant <ccoutant@google.com>
1964 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1965 R_386_PC8 relocations.
1967 2008-04-23 Ian Lance Taylor <iant@google.com>
1969 * object.cc (Sized_relobj::include_section_group): Check for
1970 invalid section group.
1972 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1975 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1976 than read for file header.
1977 * archive.cc (Archive::include_member): Likewise.
1979 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1981 * aclocal.m4: Regenerate.
1982 * configure: Regenerate.
1984 2008-04-19 Ian Lance Taylor <iant@google.com>
1986 * version.cc (version_string): Bump to 1.6.
1988 * testsuite/Makefile.am (many_sections_r_test): New target.
1989 (many_sections_r_test_SOURCES): Remove.
1990 (many_sections_r_test_DEPENDENCIES): Remove.
1991 (many_sections_r_test_LDFLAGS): Remove.
1992 (many_sections_r_test_LDADD): Remove.
1994 * object.cc (Sized_relobj::do_add_symbols): Always pass
1995 local_symbol_count_ to add_from_relobj.
1997 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1998 every thousand variables.
1999 * testsuite/Makefile.in: Rebuild.
2001 * object.cc (Xindex::initialize_symtab_xindex): New function.
2002 (Xindex::read_symtab_xindex): New function.
2003 (Xindex::sym_xindex_to_shndx): New function.
2004 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2006 (Sized_relobj::do_initialize_xindex): New function.
2007 (Sized_relobj::do_read_symbols): Adjust section links.
2008 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2009 parameter. Change all callers.
2010 (Sized_relobj::include_section_group): Adjust section links and
2011 symbol section indexes.
2012 (Sized_relobj::do_layout): Adjust section links.
2013 (Sized_relobj::do_count_local_symbols): Adjust section links and
2014 symbol section indexes.
2015 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2016 ordinary and special symbols.
2017 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2018 dynsym_xindex parameters. Change all callers. Adjust section
2019 links. Use SHN_XINDEX when needed.
2020 (Sized_relobj::get_symbol_location_info): Adjust section links.
2021 Don't get fooled by special symbols.
2022 * object.h (class Xindex): Define.
2023 (class Object): Add xindex_ parameter. Declare virtual functoin
2024 do_initialize_xindex.
2025 (Object::adjust_sym_shndx): New function.
2026 (Object::set_xindex): New protected function.
2027 (class Symbol_value): Add is_ordinary_shndx_ field.
2028 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2029 (Symbol_value::value): Assert ordinary section.
2030 (Symbol_value::initialize_input_to_output_map): Likewise.
2031 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2033 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2035 (class Sized_relobj): Update declarations.
2036 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2037 parameter. Change all callers.
2038 (Sized_relobj::adjust_shndx): New function.
2039 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2041 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2042 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2043 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2044 (Sized_dynobj::read_dynsym_section): Adjust section links.
2045 (Sized_dynobj::read_dynamic): Likewise.
2046 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2048 (Sized_dynobj::do_initialize_xindex): New function.
2049 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2050 do_initialize_xindex.
2051 (Sized_dynobj::adjust_shndx): New function.
2052 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2053 dynsym_xindex_ fields.
2054 (Layout::finalize): Add a call to set_section_indexes before
2055 creating the symtab sections.
2056 (Layout::set_section_indexes): Don't do anything if the section
2057 already has a section index.
2058 (Layout::create_symtab_sections): Add shnum parameter. Change
2059 caller. Create .symtab_shndx section if needed.
2060 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2062 (Layout::allocated_output_section_count): New function.
2063 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2065 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2066 fields. Update declarations.
2067 (Layout::symtab_xindex): New function.
2068 (Layout::dynsym_xindex): New function.
2069 (class Write_symbols_task): Add layout_ field.
2070 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2072 * output.cc (Output_section_headers::Output_section_headers): Add
2073 shstrtab_section parameter. Change all callers.
2074 (Output_section_headers::do_sized_write): Store overflow values
2075 for section count and section string table section index in
2076 section header zero.
2077 (Output_file_header::do_sized_write): Check for overflow of
2078 section count and section string table section index.
2079 (Output_symtab_xindex::do_write): New function.
2080 (Output_symtab_xindex::endian_do_write): New function.
2081 * output.h (class Output_section_headers): Add shstrtab_section_.
2082 Update declarations.
2083 (class Output_symtab_xindex): Define.
2084 (Output_section::has_out_shndx): New function.
2085 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2087 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2089 (Sized_symbol::init): Likewise.
2090 (Symbol::output_section): Check for ordinary symbol.
2091 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2092 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2094 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2095 Change all callers. Simplify handling of symbols from sections
2096 not included in the link.
2097 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2099 (Weak_alias_sorter::operator()): Assert that symbols are
2101 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2103 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2104 parameters. Change all callers.
2105 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2106 symbol distinction. Use SHN_XINDEX when needed.
2107 (Symbol_table::write_section_symbol): Add symtab_xindex
2108 parameter. Change all callers.
2109 (Symbol_table::sized_write_section_symbol): Likewise. Use
2110 SHN_XINDEX when needed.
2111 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2113 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2114 (Symbol::is_defined): Check is_ordinary.
2115 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2116 (Symbol::is_absolute, Symbol::is_common): Likewise.
2117 (class Sized_symbol): Update declarations.
2118 (class Symbol_table): Update declarations.
2119 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2120 parameters. Change all callers.
2121 (Sized_symbol::override): Likewise.
2122 (Symbol_table::override): Likewise.
2123 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2124 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2125 is_ordinary, and orig_st_shndx parameters. Change all callers.
2126 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2127 to be in an ordinary section.
2128 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2129 object and is_ordinary parameters. Change all callers.
2130 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2131 Change all callers. Don't add undefined or non-ordinary symbols
2133 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2135 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2137 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2138 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2139 (Sized_relobj::relocate_sections): Likewise.
2140 * target-reloc.h (scan_relocs): Adjust section symbol index.
2141 (scan_relocatable_relocs): Likewise.
2142 * i386.cc (Scan::local): Check for ordinary symbols.
2143 * sparc.cc (Scan::local): Likewise.
2144 * x86_64.cc (Scan::local): Likewise.
2145 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2146 to symbol_section_and_value.
2147 * testsuite/many_sections_test.cc: New file.
2148 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2149 (check_PROGRAMS): Add many_sections_test.
2150 (many_sections_test_SOURCES): Define.
2151 (many_sections_test_DEPENDENCIES): Define.
2152 (many_sections_test_LDFLAGS): Define.
2153 (BUILT_SOURCES): Add many_sections_define.h.
2154 (many_sections_define.h): New target.
2155 (BUILT_SOURCES): Add many_sections_check.h.
2156 (many_sections_check.h): New target.
2157 (check_PROGRAMS): Add many_sections_r_test.
2158 (many_sections_r_test_SOURCES): Define.
2159 (many_sections_r_test_DEPENDENCIES): Define.
2160 (many_sections_r_test_LDFLAGS): Define.
2161 (many_sections_r_test_LDADD): Define.
2162 (many_sections_r_test.o): New target.
2163 * testsuite/Makefile.in: Rebuild.
2165 2008-04-17 Cary Coutant <ccoutant@google.com>
2167 * errors.cc (Errors::info): New function.
2168 (gold_info): New function.
2169 * errors.h (Errors::info): New function.
2170 * gold.h (gold_info): New function.
2171 * object.cc (Input_objects::add_object): Print trace output.
2172 * options.cc (options::parse_set): New function.
2173 (General_options::parse_wrap): Deleted.
2174 (General_options::General_options): Deleted initializer.
2175 * options.h (options::String_set): New typedef.
2176 (options::parse_set): New function.
2177 (DEFINE_set): New macro.
2178 (General_options::wrap): Changed to use DEFINE_set. Changed
2179 callers of any_wrap_symbols and is_wrap_symbol.
2180 (General_options::trace, General_options::trace_symbol):
2182 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2183 (General_options::wrap_symbols_): Deleted.
2184 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2186 2008-04-17 David S. Miller <davem@davemloft.net>
2188 * options.cc (General_options::parse_V): New function.
2189 * options.h: Add entries for -V and -Qy.
2191 2008-04-17 Ian Lance Taylor <iant@google.com>
2193 * common.cc (Symbol_table::allocate_commons): Remove options
2194 parameter. Change caller.
2195 (Symbol_table::do_allocate_commons): Remove options parameter.
2196 Change caller. Just call do_allocate_commons_list twice.
2197 (Symbol_table::do_allocate_commons_list): New function, broken out
2198 of do_allocate_commons.
2199 * common.h (class Allocate_commons_task): Remove options_ field.
2201 * symtab.cc (Symbol_table::Symbol_table): Initialize
2203 (Symbol_table::add_from_object): Put TLS common symbols on
2205 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2206 which are IN_OUTPUT_DATA.
2207 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2208 allocate_commons and do_allocate_commons declarations. Declare
2209 do_allocate_commons_list.
2210 * gold.cc (queue_middle_tasks): Update creation of
2211 Allocate_commons_task to not pass options.
2212 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2213 (TLS_TEST_C_FLAGS): New variable.
2214 (tls_test_c_pic.o): New target.
2215 (tls_test_shared.so): Link in tls_test_c_pic.o.
2216 (tls_test_c_pic_ie.o): New target.
2217 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2218 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2219 (tls_test_c.o): New target.
2220 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2221 (tls_pic_test_LDADD): Likewise.
2222 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2223 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2224 (tls_test_c_gnu2.o): New target.
2225 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2227 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2228 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2229 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2230 * testsuite/tls_test.cc: Include "config.h".
2231 (t_last): Call t11_last.
2232 * testsuite/tls_test.h (t11, t11_last): Declare.
2233 * testsuite/tls_test_c.c: New file.
2234 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2235 * configure.ac: Check for OpenMP support.
2236 * configure, config.in, Makefile.in: Rebuild.
2237 * testsuite/Makefile.in: Rebuild.
2239 2008-04-16 Cary Coutant <ccoutant@google.com>
2241 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2242 (Target_i386::tls_base_symbol_defined_): New field.
2243 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2244 (Target_i386::Scan::global): Likewise.
2245 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2246 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2247 (Target_x86_64::tls_base_symbol_defined_): New field.
2248 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2249 (Target_x86_64::Scan::global): Likewise.
2251 2008-04-16 Cary Coutant <ccoutant@google.com>
2253 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2254 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2255 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2256 building shared libraries.
2257 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2258 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2259 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2260 * testsuite/Makefile.in: Rebuild.
2261 * testsuite/weak_undef.h: New file.
2262 * testsuite/weak_undef_file1.cc: Add extra test cases.
2263 * testsuite/weak_undef_file2.cc: Likewise.
2264 * testsuite/weak_undef_test.cc: Likewise.
2266 2008-04-16 David S. Miller <davem@davemloft.net>
2268 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2269 Add issued_non_pic_error_ field. Declare check_non_pic.
2270 (Target_sparc::Scan::check_non_pic): New function.
2271 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2272 (Target_sparc::Scan::global): Likewise.
2274 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2275 * configure: Rebuild.
2277 * options.h (DEFINE_enable): New macro.
2278 (new_dtags): New enable option.
2279 (initfirst, interpose, loadfltr, nodefaultlib,
2280 nodelete, nodlopen, nodump): New -z options.
2281 * layout.cc (Layout:finish_dynamic_section): If new
2282 dtags enabled, emit DT_RUNPATH. Also, emit a
2283 DT_FLAGS_1 containing any specified -z flags.
2285 2008-04-16 Ian Lance Taylor <iant@google.com>
2287 * copy-relocs.cc: New file.
2288 * copy-relocs.h: New file.
2289 * reloc.cc: Remove Copy_relocs code.
2290 * reloc.h: Likewise.
2291 * reloc-types.h (struct Reloc_types) [both versions]: Add
2292 get_reloc_addend_noerror.
2293 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2294 variants of add_global which take an addend which must be zero.
2295 * i386.cc: Include "copy-relocs.h".
2296 (class Target_i386): Change type of copy_relocs_ to variable,
2298 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2300 (Target_i386::do_finalize_sections): Change handling of
2302 * sparc.cc: Include "copy-relocs.h".
2303 (class Target_sparc): Change type of copy_relocs_ to variable,
2305 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2307 (Target_sparc::do_finalize_sections): Change handling of
2309 * x86_64.cc: Include "copy-relocs.h".
2310 (class Target_x86_64): Change type of copy_relocs_ to variable,
2312 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2313 class. Change all callers.
2314 (Target_x86_64::do_finalize_sections): Change handling of
2316 * Makefile.am (CCFILES): Add copy-relocs.cc.
2317 (HFILES): Add copy-relocs.h.
2319 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2321 * testsuite/script_test_4.sh: Permit leading zeroes.
2323 2008-04-15 Ian Lance Taylor <iant@google.com>
2325 * script-sections.cc (Script_sections::create_segments): Use
2326 header_size_adjustment even when there is enough room for the
2328 * testsuite/script_test_4.sh: New file.
2329 * testsuite/script_test_4.t: New file.
2330 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2331 (check_DATA): Add script_test_4.stdout.
2332 (MOSTLYCLEANFILES): Likewise.
2333 (script_test_4): New target.
2334 (script_test_4.stdout): New target.
2335 * testsuite/Makefile.in: Rebuild.
2337 * sparc.cc: Add definitions for Output_data_plt_sparc class
2340 2008-04-14 David S. Miller <davem@davemloft.net>
2342 * sparc.cc: New file.
2343 * Makefile.am (TARGETSOURCES): Add sparc.cc
2344 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2345 * configure.tgt: Document targ_extra_size and
2346 targ_extra_big_endian. Add entries for sparc-* and
2348 * configure.ac: Handle targ_extra_size and
2349 targ_extra_big_endian.
2350 * Makefile.in: Rebuild.
2351 * configure: Likewise.
2352 * po/POTFILES.in: Likewise.
2353 * po/gold.pot: Likewise.
2355 2008-04-14 Ian Lance Taylor <iant@google.com>
2357 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2358 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2359 in the name/type/flags to section mapping. Don't call
2360 allocate_output_section.
2361 (Layout::choose_output_section): Change parameter from adjust_name
2362 to is_input_section. Don't permit input sections after sections
2363 are attached to segments. Don't call allocate_output_section.
2364 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2365 not write_enable_output_section.
2366 (Layout::make_output_section): Don't push to
2367 unattached_section_list_ nor call attach_to_segment. Call
2368 attach_section_to_segment if sections are attached.
2369 (Layout::attach_sections_to_segments): New function.
2370 (Layout::attach_section_to_segment): New function.
2371 (Layout::attach_allocated_section_to_segment): Rename from
2372 attach_to_segment. Remove flags parameter.
2373 (Layout::allocate_output_section): Remove function.
2374 (Layout::write_enable_output_section): Remove function.
2375 * layout.h (class Layout): Update for above changes. Add new
2376 field sections_are_attached_.
2377 * output.h (Output_section::update_flags_for_input_section): New
2379 * output.cc (Output_section::add_input_section): Call
2380 update_flags_for_input_section.
2381 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2383 2008-04-11 Cary Coutant <ccoutant@google.com>
2385 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2386 thought unnecessary.
2387 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2389 2008-04-11 Ian Lance Taylor <iant@google.com>
2391 * output.h (class Output_section_data): Remove inline definition
2393 * output.cc (Output_section_data::set_addralign): New function.
2395 2008-04-11 Cary Coutant <ccoutant@google.com>
2397 Add support for TLS descriptors for i386 and x86_64.
2398 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2399 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2400 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2402 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2403 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2404 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2406 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2407 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2408 Fix problem with initial-exec relocations.
2409 (Target_i386::Relocate::relocate_tls): Likewise.
2410 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2412 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2413 support for section-plus-offset dynamic table entries.
2414 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2415 (Output_data_dynamic::Dynamic_entry): Add support for
2416 section-plus-offset dynamic table entries.
2417 (Output_data_dynamic::Classification): Likewise.
2418 (Output_data_dynamic::classification_): Renamed offset_.
2419 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2420 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2421 (Target_x86_64::make_plt_section): New function.
2422 (Target_x86_64::reserve_tlsdesc_entries): New function.
2423 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2424 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2425 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2426 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2427 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2428 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2429 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2430 add extra PLT entry for TLS descriptors.
2431 (Output_data_plt_x86_64::got_): New field.
2432 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2433 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2435 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2437 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2438 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2439 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2440 R_386_TLS_DESC_CALL relocations.
2441 (Target_x86_64::Scan::global): Likewise.
2442 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2443 for TLS descriptors.
2444 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2445 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2446 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2447 GD-to-IE relaxation.
2448 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2449 and TLS_DESCRIPTORS.
2450 * Makefile.in: Rebuild.
2451 * configure: Rebuild.
2452 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2453 (tls_test_shared2.so): New target.
2454 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2455 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2456 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2457 (tls_shared_gd_to_ie_test_LDADD): New variable.
2458 (tls_shared_gnu2_gd_to_ie_test): New target.
2459 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2461 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2462 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2463 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2464 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2465 (tls_shared_gnu2_test): New target.
2466 (tls_test_gnu2_shared.so): New target.
2467 (tls_shared_gnu2_test_SOURCES): New variable.
2468 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2469 (tls_shared_gnu2_test_LDFLAGS): New variable.
2470 (tls_shared_gnu2_test_LDADD): New variable.
2471 * testsuite/Makefile.in: Rebuild.
2472 * testsuite/Makefile.
2474 2008-04-11 Ian Lance Taylor <iant@google.com>
2476 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2478 * testsuite/Makefile.in: Rebuild.
2480 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2482 * testsuite/script_test_2.cc (main): Adjust test.
2484 2008-04-11 David S. Miller <davem@davemloft.net>
2485 Ian Lance Taylor <iant@google.com>
2487 * options.h (General_options): Add entries for '-Y' and
2489 * options.cc (General_options:finalize): If -Y was used, add those
2490 entries to the library path instead of the default "/lib" and
2493 2008-04-11 David S. Miller <davem@davemloft.net>
2495 * testsuite/justsyms.t: Start at 0x100.
2496 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2497 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2499 * testsuite/script_test_2.cc: Adjust string and section length
2502 2008-04-09 Ian Lance Taylor <iant@google.com>
2505 * script-sections.cc (Sections_element::allocate_to_segment): Add
2507 (Output_section_definition::allocate_to_segment): Likewise.
2508 (Orphan_output_section::allocate_to_segment): Likewise.
2509 (Script_sections::attach_sections_using_phdrs_clause): Don't
2510 propagate non-PT_LOAD segments to orphan sections.
2511 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2512 readelf rather than objdump.
2513 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2514 .interp section and PT_INTERP segment are the same size.
2515 * testsuite/Makefile.in: Rebuild.
2517 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2518 aliases for symbols defined in the same object.
2519 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2520 (weak_alias_test_SOURCES): New variable.
2521 (weak_alias_test_DEPENDENCIES): New variable.
2522 (weak_alias_test_LDFLAGS): New variable.
2523 (weak_alias_test_LDADD): New variable.
2524 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2525 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2526 (weak_alias_test_3.o): New target.
2527 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2528 * testsuite/weak_alias_test_main.cc: New file.
2529 * testsuite/weak_alias_test_1.cc: New file.
2530 * testsuite/weak_alias_test_2.cc: New file.
2531 * testsuite/weak_alias_test_3.cc: New file.
2533 2008-04-08 Ian Lance Taylor <iant@google.com>
2535 * options.h (class General_options): Add --noinhibit-exec option.
2536 * main.cc (main): Check --noinhibit-exec.
2538 * options.h (class General_options): Define --wrap as a special
2539 option. Add wrap_symbols_ field.
2540 (General_options::any_wrap_symbols): New function.
2541 (General_options::is_wrap_symbol): New function.
2542 * options.cc (General_options::parse_wrap): New function.
2543 (General_options::General_options): Initialize wrap_symbols_.
2544 * symtab.cc (Symbol_table::wrap_symbol): New function.
2545 (Symbol_table::add_from_object): Handle --wrap.
2546 * symtab.h (class Symbol_table): Declare wrap_symbol.
2547 * target.h (Target::wrap_char): New function.
2548 (Target::Target_info): Add wrap_char field.
2549 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2550 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2551 * testsuite/testfile.cc (Target_test::test_target_info):
2554 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2557 * layout.h (class Layout): Add added_eh_frame_data_ field.
2558 * layout.cc (Layout::Layout): Initialize new field.
2559 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2560 output section until we find a section we merged successfully.
2561 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2562 that the size be non-zero.
2564 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2567 2008-04-08 Craig Silverstein <csilvers@google.com>
2569 * configure.ac: Export new conditional variable HAVE_ZLIB.
2570 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2572 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2573 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2575 2008-04-07 Ian Lance Taylor <iant@google.com>
2577 * version.cc (version_string): Set to "1.5".
2579 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2580 Add issued_non_pic_error_ field. Declare check_non_pic.
2581 (Target_x86_64::Scan::check_non_pic): New function.
2582 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2583 (Target_x86_64::Scan::global): Likewise.
2585 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2586 addend parameter. Change caller. Handle merge sections.
2587 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2588 Address to Addend. Don't add in the result of
2589 local_section_offset, pass down the addend and use the returned
2591 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2592 Update declarations of local_section_offset and symbol_value.
2593 * testsuite/two_file_test_1.cc (t18): New function.
2594 * testsuite/two_file_test_2.cc (f18): New function.
2595 * testsuite/two_file_test_main.cc (main): Call t18.
2596 * testsuite/two_file_test.h (t18, f18): Declare.
2598 * configure.ac: Don't test for objdump, c++filt, or readelf.
2599 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2601 (TEST_READELF): New variable.
2602 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2603 (check_PROGRAMS): Add two_file_strip_test.
2604 (two_file_strip_test): New target.
2605 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2606 (two_file_same_shared_strip_test_SOURCES): New variable.
2607 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2608 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2609 (two_file_same_shared_strip_test_LDADD): New variable.
2610 (two_file_shared_strip.so): New target.
2611 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2612 (ver_test_5.syms, ver_test_7.syms): Likewise.
2613 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2614 (strip_test_3.stdout): Use TEST_OBJDUMP.
2615 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2617 2008-04-04 Cary Coutant <ccoutant@google.com>
2619 * symtab.h (Symbol::is_weak_undefined): New function.
2620 (Symbol::is_strong_undefined): New function.
2621 (Symbol::is_absolute): New function.
2622 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2623 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2625 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2626 (weak_undef_test): New target.
2627 * testsuite/Makefile.in: Rebuild.
2628 * testsuite/weak_undef_file1.cc: New file.
2629 * testsuite/weak_undef_file2.cc: New file.
2630 * testsuite/weak_undef_test.cc: New file.
2632 2008-04-03 Craig Silverstein <csilvers@google.com>
2634 * compressed_output.h (class Output_compressed_section): Use
2636 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2638 (zlib_compressed_suffix): Removed.
2639 (Output_compressed_section::set_final_data_size): Use unsigned
2641 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2642 Fix linker invocation.
2643 (flagstest_o_specialfile_and_compress_debug_sections):
2645 * testsuite/Makefile.in: Regenerated.
2647 2008-04-02 David S. Miller <davem@davemloft.net>
2649 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2650 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2652 2008-04-02 Craig Silverstein <csilvers@google.com>
2656 2008-04-02 Ian Lance Taylor <iant@google.com>
2658 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2659 parameters. Update for new key type to views_. Change all
2661 (File_read::read): Adjust for byteshift in returned view.
2662 (File_read::add_view): New function, broken out of
2664 (File_read::make_view): New function, broken out of
2666 (File_read::find_or_make_view): Add offset and aligned
2667 parameters. Rewrite accordingly. Change all callers.
2668 (File_read::get_view): Add offset and aligned parameters. Adjust
2669 for byteshift in return value.
2670 (File_read::get_lasting_view): Likewise.
2671 * fileread.h (class File_read): Update declarations.
2672 (class File_read::View): Add byteshift_ field. Add byteshift to
2673 constructor. Add byteshift method.
2674 * archive.h (Archive::clear_uncached_views): New function.
2675 (Archive::get_view): Add aligned parameter. Change all callers.
2676 * object.h (Object::get_view): Add aligned parameter. Change all
2678 (Object::get_lasting_view): Likewise.
2680 * fileread.cc (File_read::release): Don't call clear_views if
2681 there are multiple objects.
2682 * fileread.h (File_read::clear_uncached_views): New function.
2683 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2686 2008-03-31 Cary Coutant <ccoutant@google.com>
2688 Add thin archive support.
2689 * archive.cc (Archive::armagt): New const.
2690 (Archive::setup): Remove task parameter and calls to unlock.
2691 (Archive::unlock_nested_archives): New function.
2692 (Archive::read_header): Add nested_off parameter. Change
2694 (Archive::interpret_header): Likewise.
2695 (Archive::include_all_members): Change to handle thin
2697 (Archive::include_member): Likewise.
2698 * archive.h (Archive::Archive): Add new parameters and
2700 (Archive::armagt): New const.
2701 (Archive::setup): Remove task parameter.
2702 (Archive::unlock_nested_archives): New function.
2703 (Archive::read_header): Add nested_off parameter.
2704 (Archive::interpret_header): Likewise.
2705 (Archive::Nested_archive_table): New typedef.
2706 (Archive::is_thin_archive_): New field.
2707 (Archive::nested_archives_): New field.
2708 (Archive::options_): New field.
2709 (Archive::dirpath_): New field.
2710 (Archive::task_): New field.
2711 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2712 for thin archives. Pass additional parameters to
2713 Archive::Archive. Unlock the archive file after calling
2716 2008-03-29 Ian Lance Taylor <iant@google.com>
2718 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2719 version symbol to be local.
2720 * testsuite/ver_test_4.sh: New file.
2721 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2722 (check_DATA): Add ver_test_4.syms.
2723 (ver_test_4.syms): New target.
2724 * testsuite/Makefile.in: Rebuild.
2727 (Output_section::Input_section_sort_entry::has_priority): New
2729 (Output_section::Input_section_sort_entry::match_file_name): New
2731 (Output_section::Input_section_sort_entry::match_section_name):
2733 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2735 (Output_section::Input_section_sort_entry::match_section_file):
2737 (Output_section::Input_section_sort_compare::operator()): Rewrite
2738 using new Input_section_sort_entry functions. Sort crtbegin and
2739 crtend first. Sort sections with no priority before sections with
2741 * testsuite/initpri1.c (d3): Check j != 4.
2742 (cd5): New constructor/destructor function.
2743 (main): Check j != 2.
2745 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2746 new symbol when resolving, don't call set_is_default.
2747 * testsuite/ver_test_7.cc: New file.
2748 * testsuite/ver_test_7.sh: New file.
2749 * testsuite/Makefile.am (ver_test_7.so): New target.
2750 (ver_test_7.o): New target.
2751 (check_SCRIPTS): Add ver_test_7.sh.
2752 (check_DATA): Add ver_test_7.syms.
2753 (ver_test_7.syms): New target.
2755 2008-03-28 Ian Lance Taylor <iant@google.com>
2757 * layout.cc (Layout::layout): If we see an input section with a
2758 name that needs sorting, set the must_sort flag for the output
2760 (Layout::make_output_section): If the name of the output section
2761 indicates that it might require sorting, set the may_sort flag.
2762 * output.h (Output_section::may_sort_attached_input_sections): New
2764 (Output_section::set_may_sort_attached_input_sections): New
2766 (Output_section::must_sort_attached_input_sections): New
2768 (Output_section::set_must_sort_attached_input_sections): New
2770 (class Output_section): Declare Input_section_sort_entry. Define
2771 Input_section_sort_compare. Declare
2772 sort_attached_input_sections. Add new fields:
2773 may_sort_attached_input_sections_,
2774 must_sort_attached_input_sections_,
2775 attached_input_sections_are_sorted_.
2776 * output.cc (Output_section::Output_section): Initialize new
2778 (Output_section::add_input_section): Add an entry to
2779 input_sections_ if may_sort or must_sort are true.
2780 (Output_section::set_final_data_size): Call
2781 sort_attached_input_sections if necessary.
2782 (Output_section::Input_section_sort_entry): Define new class.
2783 (Output_section::Input_section_sort_compare::operator()): New
2785 (Output_section::sort_attached_input_sections): New function.
2786 * configure.ac: Check whether the compiler supports constructor
2787 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2788 * testsuite/initpri1.c: New file.
2789 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2790 CONSTRUCTOR_PRIORITY.
2791 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2792 (initpri1_LDFLAGS): New variable.
2793 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2795 2008-03-27 Ian Lance Taylor <iant@google.com>
2797 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2798 * testsuite/common_test_1.c: New file.
2799 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2800 (common_test_1_SOURCES): New variable.
2801 (common_test_1_DEPENDENCIES): New variable.
2802 (common_test_1_LDFLAGS): New variable.
2804 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2805 and commons_ correctly when NAME/VERSION does not override
2807 * testsuite/ver_test_6.c: New file.
2808 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2809 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2810 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2812 2008-03-26 Ian Lance Taylor <iant@google.com>
2814 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2815 of an undefined symbol from a version script.
2816 * testsuite/Makefile.am (ver_test_5.so): New target.
2817 (ver_test_5.o): New target.
2818 (check_SCRIPTS): Add ver_test_5.sh.
2819 (check_DATA): Add ver_test_5.syms.
2820 (ver_test_5.syms): New target.
2821 * testsuite/ver_test_5.cc: New file.
2822 * testsuite/ver_test_5.script: New file.
2823 * testsuite/ver_test_5.sh: New file.
2824 * Makefile.in, testsuite/Makefile.in: Rebuild.
2827 Fix problems building gold with gcc 4.3.0.
2828 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2829 (gold_error_at_location, gold_warning_at_location): Use it.
2830 * configure.ac: Check whether we can compile and use a template
2831 function with a printf attribute.
2832 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2833 when jumping over bytes.
2834 * object.cc: Instantiate Object::read_section_data.
2835 * debug.h: Include <cstring>
2836 * dwarf_reader.cc: Include <algorithm>
2837 * main.cc: Include <cstring>.
2838 * options.cc: Include <cstring>.
2839 * output.cc: Include <cstring>.
2840 * script.cc: Include <cstring>.
2841 * script.h: Include <string>.
2842 * symtab.cc: Include <cstring> and <algorithm>.
2843 * target-select.cc: Include <cstring>.
2844 * version.cc: Include <string>.
2845 * testsuite/testmain.cc: Include <cstdlib>.
2846 * configure, config.in: Rebuild.
2848 2008-03-25 Ian Lance Taylor <iant@google.com>
2850 * options.cc: Include "../bfd/bfdver.h".
2851 (options::help): Print bug reporting address.
2853 * version.cc (print_version): Adjust output for current value of
2858 * options.cc (options::help): Print list of supported targets.
2859 * target-select.h: Include <vector>.
2860 (class Target_selector): Make machine_, size_, and is_big_endian_
2861 fields const. Add bfd_name_ and instantiated_target_ fields.
2862 (Target_selector::Target_selector): Add bfd_name parameter.
2863 (Target_selector::recognize): Make non-virtual, call
2865 (Target_selector::recognize_by_name): Make non-virtual, call
2866 do_recognize_by_name.
2867 (Target_selector::supported_names): New function.
2868 (Target_selector::bfd_name): New function.
2869 (Target_selector::do_instantiate_target): New pure virtual
2871 (Target_selector::do_recognize): New virtual function.
2872 (Target_selector::do_recognize_by_name): New virtual function.
2873 (Target_selector::instantiate_target): New private function.
2874 (supported_target_names): Declare.
2875 * target-select.cc (Target_selector::Target_selector): Update for
2876 new parameter and fields.
2877 (select_target_by_name): Check that the name matches before
2878 calling recognize_by_name.
2879 (supported_target_names): New function.
2880 * i386.cc (class Target_selector_i386): Update Target_selector
2881 constructor call. Remove recognize and recognize_by_name. Add
2882 do_instantiate_target.
2883 * x86_64.cc (class Target_selector_x86_64): Likewise.
2884 * testsuite/testfile.cc (class Target_selector_test): Update for
2885 changes to Target_selector.
2887 * README: Rewrite, with some notes on unsupported features.
2889 2008-03-24 Cary Coutant <ccoutant@google.com>
2891 * i386.cc (Target_i386::Got_type): New enum declaration.
2892 (Target_i386::Scan::local): Updated callers of Output_data_got
2894 (Target_i386::Scan::global): Likewise.
2895 (Target_i386::Relocate::relocate): Likewise.
2896 (Target_i386::Relocate::relocate_tls): Likewise.
2897 * object.h (Got_offset_list): New class.
2898 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2899 (Sized_relobj::local_got_offset): Likewise.
2900 (Sized_relobj::set_local_got_offset): Likewise.
2901 (Sized_relobj::local_has_tls_got_offset): Removed.
2902 (Sized_relobj::local_tls_got_offset): Removed.
2903 (Sized_relobj::set_local_tls_got_offset): Removed.
2904 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2905 * output.cc (Output_data_got::add_global): Added got_type parameter.
2906 (Output_data_got::add_global_with_rel): Likewise.
2907 (Output_data_got::add_global_with_rela): Likewise.
2908 (Output_data_got::add_global_pair_with_rel): New function.
2909 (Output_data_got::add_global_pair_with_rela): New function.
2910 (Output_data_got::add_local): Added got_type parameter.
2911 (Output_data_got::add_local_with_rel): Likewise.
2912 (Output_data_got::add_local_with_rela): Likewise.
2913 (Output_data_got::add_local_pair_with_rel): New function.
2914 (Output_data_got::add_local_pair_with_rela): New function.
2915 (Output_data_got::add_global_tls): Removed.
2916 (Output_data_got::add_global_tls_with_rel): Removed.
2917 (Output_data_got::add_global_tls_with_rela): Removed.
2918 (Output_data_got::add_local_tls): Removed.
2919 (Output_data_got::add_local_tls_with_rel): Removed.
2920 (Output_data_got::add_local_tls_with_rela): Removed.
2921 * output.h (Output_data_got::add_global): Added got_type parameter.
2922 (Output_data_got::add_global_with_rel): Likewise.
2923 (Output_data_got::add_global_with_rela): Likewise.
2924 (Output_data_got::add_global_pair_with_rel): New function.
2925 (Output_data_got::add_global_pair_with_rela): New function.
2926 (Output_data_got::add_local): Added got_type parameter.
2927 (Output_data_got::add_local_with_rel): Likewise.
2928 (Output_data_got::add_local_with_rela): Likewise.
2929 (Output_data_got::add_local_pair_with_rel): New function.
2930 (Output_data_got::add_local_pair_with_rela): New function.
2931 (Output_data_got::add_global_tls): Removed.
2932 (Output_data_got::add_global_tls_with_rel): Removed.
2933 (Output_data_got::add_global_tls_with_rela): Removed.
2934 (Output_data_got::add_local_tls): Removed.
2935 (Output_data_got::add_local_tls_with_rel): Removed.
2936 (Output_data_got::add_local_tls_with_rela): Removed.
2937 * resolve.cc (Symbol::override_base_with_special): Removed
2938 reference to has_got_offset_ field.
2939 * symtab.cc (Symbol::init_fields): Replaced initialization
2940 of got_offset_ with got_offsets_. Removed initialization
2942 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
2943 (Symbol::got_offset): Likewise.
2944 (Symbol::set_got_offset): Likewise.
2945 (Symbol::has_tls_got_offset): Removed.
2946 (Symbol::tls_got_offset): Removed.
2947 (Symbol::set_tls_got_offset): Removed.
2948 (Symbol::got_offset_): Removed.
2949 (Symbol::tls_mod_got_offset_): Removed.
2950 (Symbol::tls_pair_got_offset_): Removed.
2951 (Symbol::got_offsets_): New field.
2952 (Symbol::has_got_offset): Removed.
2953 (Symbol::has_tls_mod_got_offset): Removed.
2954 (Symbol::has_tls_pair_got_offset): Removed.
2955 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2956 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2958 (Target_x86_64::Scan::global): Likewise.
2959 (Target_x86_64::Relocate::relocate): Likewise.
2960 (Target_x86_64::Relocate::relocate_tls): Likewise.
2962 2008-03-25 Ben Elliston <bje@au.ibm.com>
2964 * yyscript.y: Fix spelling error in comment.
2966 2008-03-24 Ian Lance Taylor <iant@google.com>
2968 * options.h (class General_options): Define build_id option.
2969 * layout.h (class Layout): Declare write_build_id, create_note,
2970 create_build_id. Add build_id_note_ member.
2971 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2972 "libiberty.h", "md5.h", "sha1.h".
2973 (Layout::Layout): Initialize eh_frame_data_,
2974 eh_frame_hdr_section_, and build_id_note_.
2975 (Layout::finalize): Call create_build_id.
2976 (Layout::create_note): New function, broken out of
2977 Layout::create_gold_note.
2978 (Layout::create_gold_note): Call create_note.
2979 (Layout::create_build_id): New function.
2980 (Layout::write_build_id): New function.
2981 (Close_task_runner::run): Call write_build_id.
2983 * x86_64.cc: Correct license to GPLv3.
2985 2008-03-23 Ian Lance Taylor <iant@google.com>
2987 * options.cc: Include "demangle.h".
2988 (parse_optional_string): New function.
2989 (parse_long_option): Handle takes_optional_argument.
2990 (parse_short_option): Update dash_z initializer. Handle
2991 takes_optional_argument.
2992 (General_options::General_options): Initialize do_demangle_.
2993 (General_options::finalize): Set do_demangle_. Handle demangling
2995 * options.h (parse_optional_string): Declare.
2996 (struct One_option): Add optional_arg field. Update constructor.
2997 Update call constructor calls. Add takes_optional_argument
2999 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3000 (DEFINE_optional_string): Define.
3001 (General_options::demangle): Change from DEFINE_bool to
3002 DEFINE_optional_string.
3003 (General_options::no_demangle): New function.
3004 (General_options::do_demangle): New function.
3005 (General_options::set_do_demangle): New function.
3006 (General_options::execstack_status_): Move definition to end of
3008 (General_options::static_): Likewise.
3009 (General_options::do_demangle_): New field.
3010 * object.cc (big_endian>::get_symbol_location_info): Call
3011 Options::do_demangle, not Options::demangle.
3012 * symtab.cc (demangle): Likewise.
3014 2008-03-22 Ian Lance Taylor <iant@google.com>
3016 * gold.h: Include <cstddef> and <sys/types.h>
3017 * options.h: Include <cstring>.
3019 2008-03-21 Ian Lance Taylor <iant@google.com>
3021 * Added source code to GNU binutils.