1 2009-03-23 Ian Lance Taylor <iant@google.com>
3 * merge.cc (do_add_input_section): Correct pend value. Change
4 message about last entry not being null terminated from error to
7 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9 * incremental.cc: New file.
10 * Makefile.am (CCFILES): Add incremental.cc.
11 * Makefile.in: Rebuild.
13 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
15 * layout.cc (Layout::output_section_name): Preserve names
18 2009-03-19 Ian Lance Taylor <iant@google.com>
20 * descriptors.cc (Descriptors::open): Check that the options are
21 valid before using them.
23 2009-03-18 Ian Lance Taylor <iant@google.com>
25 * script-sections.h: Include <list>.
26 (class Script_sections): Change Sections_elements from std::vector
27 to std::list. Typedef public Elements_iterator. Add
28 orphan_section_placement_, data_segment_align_start_, and
29 saw_data_segment_align_ fields. Remove data_segment_align_index_
31 * script-sections.cc (class Orphan_section_placement): New class.
32 (class Sections_element): Add virtual functions is_relro and
33 orphan_section_init. Remove virtual function place_orphan_here.
34 (class Output_section_definition): Add is_relro and
35 orphan_section_init. Remove place_orphan_here.
36 (class Orphan_output_section): Likewise.
37 (Script_sections::Script_sections): Update for field changes.
38 (Script_sections::data_segment_align): Set saw_data_segment_align_
39 and data_segment_align_start_, not data_segment_align_index.
40 (Script_sections::data_segment_relro_end): Check
41 saw_data_segment_align_. Use data_segment_align_start_ rather
42 than data_segment_align_index_.
43 (Script_sections::place_orphan): Rewrite to use
44 Orphan_section_placement.
46 2009-03-17 Ian Lance Taylor <iant@google.com>
48 * archive.cc (Archive::add_symbols): Check for a version attached
49 to the symbol name in the archive map.
50 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
51 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
52 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
53 (ver_test_11.a): New target.
54 * testsuite/Makefile.in: Rebuild.
56 * configure.ac: Check for chsize and posix_fallocate. Replace
58 * ftruncate.c: New file, from gnulib.
59 * output.cc (posix_fallocate): Define dummy version if not
61 (Output_file::map): Call posix_fallocate rather than lseek and
63 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
64 * configure, Makefile.in, config.in: Rebuild.
66 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
68 * layout.h (Layout::create_note): Add section_name parameter.
69 * layout.cc (Layout::create_note): Likewise.
70 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
72 2009-03-17 Ian Lance Taylor <iant@google.com>
74 * descriptors.cc: Include "options.h".
75 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
76 (Descriptors::open): Always use O_CLOEXEC when opening a new
77 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
80 * sparc.cc (class Target_sparc): Add has_got_section.
81 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
82 make sure we have a GOT section.
84 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
85 (Target_sparc::Scan::local): Likewise.
86 (Target_sparc::Scan::global): Likewise.
87 (Target_sparc::Relocate::relocate): Likewise.
88 (Target_sparc::Relocate::relocate_tls): Likewise.
90 * symtab.cc (Symbol_table::define_default_version): New function,
91 broken out of add_from_object.
92 (Symbol_table::add_from_object): Call define_default_version.
93 (Symbol_table::define_special_symbol): Add resolve_oldsym
94 parameter. Change all callers. If the version for a symbol comes
95 from a version script, resolve it with the symbol with the same
96 name with no version. Also add the symbol without a version if
98 (do_define_in_output_data): If resolving with oldsym, don't delete
100 (do_define_in_output_segment): Likewise.
101 (do_define_as_constant): Likewise.
102 * symtab.h (class Symbol_table): Update declarations.
104 2009-03-13 Ian Lance Taylor <iant@google.com>
106 * readsyms.cc (Read_symbols::incompatible_warning): New function.
107 (Read_symbols::requeue): New function.
108 (Read_symbols::do_read_symbols): If make_elf_object fails because
109 the target type is not configured, and the file was searched for,
110 issue a warning and retry with the next directory.
111 (Add_symbols::run): If the file has an incompatible format, and
112 it was searched for, requeue the Read_symbols task. On error,
114 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
115 dirindex parameter to constructor. Change all callers. Declare
116 incompatible_warning and requeue.
117 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
118 input_argument_ and input_group_ fields. Add them to
119 constructor. Change all callers.
120 (class Read_script): Add dirindex_ field. Add it to constructor.
122 * archive.cc (Archive::setup): Remove input_objects parameter.
124 (Archive::get_file_and_offset): Likewise.
125 (Archive::read_all_symbols): Likewise.
126 (Archive::read_symbols): Likewise.
127 (Archive::get_elf_object_for_member): Remove input_objects
128 parameter. Add punconfigured parameter. Change all callers.
129 (Archive::add_symbols): Change return type to bool. Check return
130 value of include_member.
131 (Archive::include_all_members): Likewise.
132 (Archive::include_member): Change return type to bool. Return
133 false if first included object has incompatible target. Set
134 included_member_ field.
135 (Add_archive_symbols::run): If add_symbols returns false, requeue
137 * archive.h (class Archive): Add included_member_ field.
138 Initialize it in constructor. Add input_file and searched_for
139 methods. Update declarations.
140 (class Add_archive_symbols): Add dirpath_, dirindex_, and
141 input_argument_ fields. Add them to constructor. Change all
143 * script.cc: Include "target-select.h".
144 (class Parser_closure): Add skip_on_incompatible_target_ and
145 found_incompatible_target_ fields. Add
146 skip_on_incompatible_target parameter to constructor. Change all
147 callers. Add methods skip_on_incompatible_target,
148 clear_skip_on_incompatible_target, found_incompatible_target, and
149 set_found_incompatible_target.
150 (read_input_script): Add dirindex parameter. Change all callers.
151 If parser finds an incompatible target, requeue Read_symbols
153 (script_set_symbol): Clear skip_on_incompatible_target in
155 (script_add_assertion, script_parse_option): Likewise.
156 (script_start_sections, script_add_phdr): Likewise.
157 (script_check_output_format): New function.
158 * script.h (read_input_script): Update declaration.
159 * script-c.h (script_check_output_format): Declare.
160 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
161 (ignore_cmd): Remove OUTPUT_FORMAT.
162 * fileread.cc (Input_file::Input_file): Add explicit this.
163 (Input_file::will_search_for): New function.
164 (Input_file::open): Add pindex parameter. Change all callers.
165 * fileread.h (class Input_file): Add input_file_argument method.
166 Declare will_search_for. Update declarations.
167 * object.cc (make_elf_object): Add punconfigured parameter.
169 * object.h (class Object): Make input_file public. Add
171 (make_elf_object): Update declaration.
172 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
174 * dirsearch.h (class Dirsearch): Update declaration.
175 * options.h (class General_options): Add --warn-search-mismatch.
176 * parameters.cc (Parameters::is_compatible_target): New function.
177 * parameters.h (class Parameters): Declare is_compatible_target.
178 * workqueue.cc (Workqueue::add_blocker): New function.
179 * workqueue.h (class Workqueue): Declare add_blocker.
181 * fileread.cc (Input_file::open): Remove options parameter.
183 (Input_file::open_binary): Likewise.
184 * script.cc (read_input_script): Likewise.
185 * readsyms.h (class Read_symbols): Remove options_ field. Remove
186 options parameter from constructor. Change all callers.
187 (class Read_script): Likewise.
188 * fileread.h (class Input_file): Update declarations.
189 * script.h (read_input_script): Update declaration.
191 2009-03-10 Nick Clifton <nickc@redhat.com>
193 * po/es.po: New Spanish translation.
195 2009-03-06 Cary Coutant <ccoutant@google.com>
197 * options.cc (parse_short_option): Keep dash_z from registering itself.
199 2009-03-03 Ian Lance Taylor <iant@google.com>
202 * target-reloc.h (relocate_section): Pass output_section to
204 * i386.cc (Target_i386::should_apply_static_reloc): Add
205 output_section parameter. Change all callers.
206 (Target_i386::Relocate::relocate): Add output_section parameter.
207 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
208 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
209 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
210 * testsuite/two_file_shared.sh: New script.
211 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
212 (check_DATA): Add two_file_shared.dbg.
213 (two_file_shared.dbg): New target.
214 * testsuite/Makefile.in: Rebuild.
216 2009-03-01 Ian Lance Taylor <iant@google.com>
218 * configure.ac: Check for byteswap.h.
219 * configure: Rebuild.
220 * config.in: Rebuild.
222 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
224 * layout.cc (Layout::find_or_add_kept_section): New function.
225 (Layout::add_comdat): Removed.
226 * layout.h (struct Kept_section): Move out of class Layout.
227 Remove trailing underscores from field names. Add group_sections
228 field. Rename group_ field to is_group. Change all uses.
229 (class Layout): Declare find_or_add_kept_section, not add_comdat.
230 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
231 comdat_groups_ field.
232 (Sized_relobj::include_section_group): Use
233 find_or_add_kept_section and Kept_section::group_sections.
234 (Sized_relobj::include_linkonce_section): Likewise.
235 * object.cc (class Sized_relobj): Don't define Comdat_group or
236 Comdat_group_table. Remove find_comdat_group and
237 add_comdat_group. Remove comdat_groups_ field.
238 * plugin.cc (include_comdat_group): Use
239 Layout::find_or_add_kept_section.
241 2009-02-28 Ian Lance Taylor <iant@google.com>
243 * README: --gc-sections and map files are now supported. Document
244 some build requirements.
247 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
248 relocatable link set the value of the section symbol to zero.
249 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
250 relocatable link don't include the section address in the local
253 2009-02-27 Ian Lance Taylor <iant@google.com>
256 * options.h (class Search_directory): Add is_system_directory.
257 (class General_options): Declare is_in_system_directory.
258 * options.cc (get_relative_sysroot): Make static.
259 (get_default_sysroot): Make static.
260 (General_optoins::is_in_system_directory): New function.
261 * fileread.cc (Input_file::is_in_system_directory): New function.
262 * fileread.h (class Input_file): Declare is_in_system_directory.
263 * object.h (class Object): Add is_in_system_directory.
264 (class Input_objects): Remove system_library_directory_ field.
265 * object.cc (Input_objects::add_object): Don't set
266 system_library_directory_.
267 (input_objects::found_in_system_library_directory): Remove.
268 * symtab.cc (Symbol_table::write_globals): Remove input_objects
269 parameter. Change all callers.
270 (Symbol_table::sized_write_globals): Likewise.
271 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
272 Call Object::is_in_system_directory.
273 * symtab.h (class Symbol_table): Update declarations.
276 * descriptors.h (Open_descriptor): Add is_on_stack field.
277 * descriptors.cc (Descriptors::open): If the descriptor is on the
278 top of the stack, remove it. Initialize is_on_stack field.
279 (Descriptors::release): Only add pod to stack if it is not on the
281 (Descriptors::close_some_descriptor): Clear stack_next and
285 * output.cc (Output_section::find_starting_output_address): Rename
286 from starting_output_address; add PADDR parameter; change return
288 * output.h (class Output_section): Declare
289 find_starting_output_address instead of starting_output_address.
290 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
291 section symbol for which we can't find a merge section.
294 * symtab.cc (Symbol_table::add_from_object): If the visibility is
295 hidden or internal, force the symbol to be local.
296 * resolve.cc (Symbol::override_visibility): Define.
297 (Symbol::override_base): Use override_visibility.
298 (Symbol_table::resolve): Likewise.
299 (Symbol::override_base_with_special): Likewise.
300 (Symbol_table::override_with_special): If the visibility is hidden
301 or internal, force the symbol to be local.
302 * symtab.h (class Symbol): Add set_visibility and
304 * testsuite/ver_test_1.sh: New file.
305 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
306 (check_DATA): Add ver_test_1.syms.
307 (ver_test_1.syms): New target.
308 * testsuite/Makefile.in: Rebuild.
310 2009-02-25 Cary Coutant <ccoutant@google.com>
312 * layout.cc (Layout::choose_output_section): Don't rename sections
313 when using a linker script that has a SECTIONS clause.
314 * Makefile.in: Regenerate.
316 * testsuite/Makefile.am (script_test_5.sh): New test case.
317 * testsuite/Makefile.in: Regenerate.
318 * testsuite/script_test_5.cc: New file.
319 * testsuite/script_test_5.sh: New file.
320 * testsuite/script_test_5.t: New file.
322 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
324 * archive.cc (Archive::include_member): Update calls to add_symbols.
325 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
327 * dynobj.h (do_add_symbols): Add the Layout argument.
328 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
330 * object.h (Object::add_symbols): Add the Layout argument.
331 (Object::do_add_symbols): Add the Layout argument.
332 (Sized_relobj::do_add_symbols): Add the Layout argument.
333 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
334 Unify the two versions.
335 (Add_plugin_symbols): Remove.
336 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
337 (Sized_pluginobj::do_add_symbols): Unify the two versions.
338 (Add_plugin_symbols): Remove.
339 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
340 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
341 (Add_symbols::run): Make it work with Pulginobj.
343 2009-02-06 Ian Lance Taylor <iant@google.com>
345 * object.cc (Sized_relobj::do_layout): Make info message start
346 with lower case letter.
348 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
350 * binary.cc: Fix file comment.
352 * options.h (enum Incremental_disposition): Define.
353 (class General_options): Add new options: --incremental,
354 --incremental_changed, --incremental_unchanged,
355 --incremental_unknown. Add incremental_disposition_ and
356 implicit_incremental_ fields.
357 (General_options::incremental_disposition): New function.
358 (class Position_dependent_options): Add incremental_disposition
360 (Position_dependent_options::copy_from_options): Set incremental
362 * options.cc (General_options::parse_incremental_changed): New
364 (General_options::parse_incremental_unchanged): New function.
365 (General_options::parse_incremental_unknown): New function.
366 (General_options::General_options): Initialize new fields
367 incremental_disposition_ and implicit_incremental_.
368 (General_options::finalize): Check for uasge of --incremental-*
369 without --incremental.
371 2009-02-06 Chris Demetriou <cgd@google.com>
373 * gold.h (gold_undefined_symbol): Change to take only a Symbol
374 pointer and to report location as the file name associated with
376 (gold_undefined_symbol_at_location): New function to replace the
377 old gold_undefined_symbol functionality.
378 * target-reloc.h (relocate_section): Update to use
379 gold_undefined_symbol_at_location.
380 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
381 Call gold_undefined_symbol function rather than gold_error.
382 * errors.h (Errors::undefined_symbol): Take location as a
383 string, rather than calculating it from a relocation.
384 * errors.cc (Errors::fatal): Print "fatal error:" before the
386 (Errors::error, Errors::error_at_location): Print "error: "
387 before the formatted message.
388 (Errors::undefined_symbol): Take location as a string, rather
389 than calculating it from a relocation.
390 (gold_undefined_symbol_at_location): New function akin to
391 old gold_undefined_symbol, calculates location from relocation.
392 (gold_undefined_symbol): Change to take only a Symbol pointer
393 and to report location as the file name associated with the symbol.
394 * testsuite/debug_msg.sh: Update for changed error messages.
395 * testsuite/undef_symbol.sh: Likewise.
397 2009-02-04 Duncan Sands <baldrick@free.fr>
400 * reduced_debug_output.h
401 (Output_reduced_debug_abbrev_section::failed): Use format for
403 (Output_reduced_debug_info_section::faild): Likewise.
405 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
407 * script.cc (Lazy_demangler): New class.
408 (Version_script_info::get_symbol_version_helper): Demangle a
411 2009-01-29 Cary Coutant <ccoutant@google.com>
413 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
415 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
417 2009-01-28 Ian Lance Taylor <iant@google.com>
419 * version.cc (version_string): Bump to 1.9.
421 * gold.h: Include <cstring> and <stdint.h>.
422 * version.cc: Include <cstdio>.
423 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
425 * reduced_debug_output.cc (insert_into_vector): Rename from
426 Insert_into_vector; change all callers. Use Swap_unaligned to
427 avoid aliasing issue; remove union since it is unnecessary.
429 2009-01-27 Sriraman Tallam <tmsriram@google.com>
431 * Makefile.am (CCFILES): Add gc.cc.
433 * Makefile.in: Regenerate.
434 * gold.cc (Gc_runner): New class.
435 (queue_initial_tasks): Call garbage collection related tasks
436 when corresponding options are invoked.
437 (queue_middle_gc_tasks): New function.
438 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
439 processed early before laying out sections during garbage collection.
440 * gold.h (queue_middle_gc_tasks): New function.
441 (is_prefix_of): Move from "layout.cc".
442 * i386.cc (Target_i386::gc_process_relocs): New function.
443 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
444 * main.cc (main): Create object of class "Garbage_collection".
445 * object.cc (Relobj::copy_symbols_data): New function.
446 (Relobj::is_section_name_included): New function.
447 (Sized_relobj::do_layout): Allow this function to be called twice
448 during garbage collection and defer layout of section during the
450 * object.h (Relobj::get_symbols_data): New function.
451 (Relobj::is_section_name_included): New function.
452 (Relobj::copy_symbols_data): New function.
453 (Relobj::set_symbols_data): New function.
454 (Relobj::get_relocs_data): New function.
455 (Relobj::set_relocs_data): New function.
456 (Relobj::is_output_section_offset_invalid): New pure virtual function.
457 (Relobj::gc_process_relocs): New function.
458 (Relobj::do_gc_process_relocs): New pure virtual function.
459 (Relobj::sd_): New data member.
460 (Sized_relobj::is_output_section_offset_invalid): New function.
461 (Sized_relobj::do_gc_process_relocs): New function.
462 * options.h (General_options::gc_sections): Modify to not be a no-op.
463 (General_options::print_gc_sections): New option.
464 * plugin.cc (Plugin_finish::run): Remove function call to
465 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
466 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
467 * reloc.cc (Read_relocs::run): Add task to process relocs and
468 determine unreferenced sections when doing garbage collection.
469 (Gc_process_relocs): New class.
470 (Sized_relobj::do_gc_process_relocs): New function.
471 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
472 sections that are garbage collected.
473 * reloc.h (Gc_process_relocs): New class.
474 * sparc.cc (Target_sparc::gc_process_relocs): New function.
475 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
476 symbols whose corresponding sections are garbage collected.
477 (Symbol_table::Symbol_table): Add new parameter for the garbage
479 (Symbol_table::gc_mark_undef_symbols): New function.
480 (Symbol_table::gc_mark_symbol_for_shlib): New function.
481 (Symbol_table::gc_mark_dyn_syms): New function.
482 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
484 (Symbol_table::add_from_object): Likewise.
485 (Symbol_table::add_from_relobj): When building shared objects, do not
486 treat externally visible symbols as garbage.
487 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
488 table information for static and relocatable links.
489 * symtab.h (Symbol_table::set_gc): New function.
490 (Symbol_table::gc): New function.
491 (Symbol_table::gc_mark_undef_symbols): New function.
492 (Symbol_table::gc_mark_symbol_for_shlib): New function.
493 (Symbol_table::gc_mark_dyn_syms): New function.
494 (Symbol_table::gc_): New data member.
495 * target.h (Sized_target::gc_process_relocs): New pure virtual
497 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
498 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
500 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
502 * options.h (General_options::gc_sections): Define as a no-op for now.
503 (General_options::no_keep_memory): Ditto.
504 (General_options::Bshareable): Define.
505 * options.cc (General_options::finalize): Honor -Bshareable.
507 2009-01-20 Andreas Schwab <schwab@suse.de>
509 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
510 read the value in the contents, since we don't use it. Use the
511 template endianness when writing.
512 (Relocate::relocate): Use it for R_PPC_REL16_HA.
514 2009-01-19 Andreas Schwab <schwab@suse.de>
516 * configure.tgt (powerpc64-*): Fix targ_obj.
518 2009-01-15 Ian Lance Taylor <iant@google.com>
520 * object.cc (Sized_relobj::write_local_symbols): Don't write out
521 local symbols when stripping all symbols.
523 2009-01-14 Cary Coutant <ccoutant@google.com>
525 * output.cc (Output_reloc): Add explicit instantiations.
527 2009-01-14 Cary Coutant <ccoutant@google.com>
529 * archive.cc (Archive::get_elf_object_for_member): Remove call
530 to File_read::claim_for_plugin.
531 * descriptors.cc (Descriptors::open): Remove reference to
533 (Descriptors::claim_for_plugin): Remove.
534 * descriptors.h (Descriptors::claim_for_plugin): Remove.
535 (Descriptors::is_claimed): Remove.
536 (claim_descriptor_for_plugin): Remove.
537 * fileread.cc (File_read::claim_for_plugin): Remove.
538 * fileread.h (File_read::claim_for_plugin): Remove.
539 (File_read::descriptor): Reopen descriptor if necessary.
540 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
541 (Plugin_manager::all_symbols_read): Add task parameter. Change
543 (Plugin_manager::get_input_file): New function.
544 (Plugin_manager::release_input_file): New function.
545 (Pluginobj::Pluginobj): Add filesize parameter and initialize
546 corresponding data member.
547 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
548 and pass to base constructor. Change all callers.
549 (get_input_file, release_input_file): New functions.
550 (make_sized_plugin_object): Add filesize parameter. Change all callers.
551 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
552 (Plugin_manager::all_symbols_read): Add task parameter.
553 (Plugin_manager::get_input_file): New function.
554 (Plugin_manager::release_input_file): New function.
555 (Plugin_manager::task_): New data member.
556 (Pluginobj::Pluginobj): Add filesize parameter.
557 (Pluginobj::filename): New function.
558 (Pluginobj::descriptor): New function.
559 (Pluginobj::filesize): New function.
560 (Pluginobj::filesize_): New data member.
561 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
562 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
563 File_read::claim_for_plugin; use Object::unlock to unlock the file.
565 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
566 with archive libraries.
567 * testsuite/Makefile.in: Regenerate.
568 * testsuite/plugin_test.c (struct sym_info): New type.
569 (get_input_file, release_input_file): New static variables.
570 (onload): Capture new transfer vector entries.
571 (claim_file_hook): Stop reading at end of file according to filesize.
572 Factor out parsing of readelf output into separate function.
573 (all_symbols_read_hook): Exercise get_input_file and release_input_file
574 APIs and get the source file name from the symbol table. Convert
575 source file name to corresponding object file name. Print info
576 message when adding new input files.
577 (parse_readelf_line): New function.
578 * testsuite/plugin_test_1.sh: Add checks for new info messages.
579 * testsuite/plugin_test_2.sh: Likewise.
580 * testsuite/plugin_test_3.sh: Likewise.
581 * testsuite/plugin_test_4.sh: New test case.
583 2009-01-07 Ian Lance Taylor <iant@google.com>
585 * version.cc (version_string): Bump to 1.8.
587 2008-12-23 Cary Coutant <ccoutant@google.com>
589 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
590 * plugin.cc (Plugin_manager::finish): Rename as
591 layout_deferred_objects. Move cleanup to separate function.
592 (Plugin_manager::cleanup): New function.
593 (Plugin_finish::run): Call layout_deferred_objects and cleanup
595 * plugin.h (Plugin_manager::finish): Rename as
596 layout_deferred_objects.
597 (Plugin_manager::cleanup): New function.
598 (Plugin_manager::cleanup_done): New field.
600 2008-12-23 Cary Coutant <ccoutant@google.com>
602 * plugin.cc (is_visible_from_outside): New function.
603 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
604 so we don't return "IR only" status for exported symbols or -r links.
606 * testsuite/Makefile.am (plugin_test_3): New test case.
607 * testsuite/Makefile.in: Regenerate.
608 * testsuite/plugin_test_3.sh: New file.
610 2008-12-22 Cary Coutant <ccoutant@google.com>
612 * object.cc (Sized_relobj::layout_section): New function.
613 (Sized_relobj::do_layout): Defer layout of input sections until after
614 plugin has provided replacement files.
615 (Sized_relobj::do_layout_deferred_sections): New function.
616 * object.h (Relobj::set_section_offset): Remove virtual keyword.
617 (Relobj::layout_deferred_sections): New function.
618 (Relobj::do_layout_deferred_sections): New function.
619 (Sized_relobj::do_layout_deferred_sections): New function.
620 (Sized_relobj::layout_section): New function.
621 (Sized_relobj::Deferred_layout): New structure.
622 (Sized_relobj::deferred_layout_): New field.
623 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
624 Change all callers. Layout deferred sections.
625 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
627 (Plugin_hook::run): Move code from do_plugin_hook inline.
628 (Plugin_hook::do_plugin_hook): Remove.
629 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
630 (Plugin_manager::finish): Renamed, was cleanup.
631 (Plugin_manager::should_defer_layout): New function.
632 (Plugin_manager::add_deferred_layout_object): New function.
633 (Plugin_manager::Deferred_layout_list): New type.
634 (Plugin_manager::deferred_layout_objects_): New field.
635 (Plugin_hook::do_plugin_hook): Remove.
637 2008-12-17 Ian Lance Taylor <iant@google.com>
639 * options.h (class General_options): Add --no case for
642 2008-12-16 Cary Coutant <ccoutant@google.com>
644 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
646 (Plugin_manager::claim_file): Create plugin object even if
647 plugin did not call the add_symbols callback.
648 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
649 asking for more symbols than were added.
650 * testsuite/Makefile.am (plugin_test_1): Add test case with
652 (empty.syms): New target.
653 * testsuite/Makefile.in: Regenerate.
654 * testsuite/plugin_test.c (claim_file_hook): Add new debug
655 message. Don't call add_symbols if no globals.
656 (all_symbols_read_hook): Don't provide replacement for empty
659 2008-12-12 Ian Lance Taylor <iant@google.com>
661 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
662 r_type == 0 for a local symbol with r_sym == 0.
663 (scan_relocatable_relocs): Pass r_sym to
664 local_non_section_strategy.
665 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
668 * configure.ac: Update test for TLS descriptors: they are
669 supported as of glibc 2.9.
670 * configure: Rebuild.
672 2008-12-11 Ian Lance Taylor <iant@google.com>
675 * target-reloc.h (Default_scan_relocatable_relocs): For each
676 function, map r_type == 0 to RELOC_DISCARD.
678 2008-12-10 Cary Coutant <ccoutant@google.com>
680 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
681 object to override a kept COMDAT group from a plugin object.
683 2008-12-09 Ian Lance Taylor <iant@google.com>
686 * yyscript.y (file_cmd): Handle INPUT.
688 * testsuite/initpri1.c: Change all declarations to be full
689 prototypes by adding void, to avoid compiler warnings.
691 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
693 * options.cc (General_options::parse_plugin_opt): New.
694 (General_options::add_plugin): The argument now is just the filename.
695 (General_options::add_plugin_option): New.
696 * options.h (plugin_opt): New.
697 (add_plugin): Change argument name.
698 (add_plugin_option): New.
699 * plugin.cc (Plugin::load): Don't parse the plugin option.
700 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
701 (Plugin::add_option): New.
702 (Plugin::args_): Change type.
703 (Plugin::filename_): New.
704 (Plugin_manager::add_plugin_option): New.
705 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
706 * testsuite/Makefile.in: Regenerate.
708 2008-12-05 Cary Coutant <ccoutant@google.com>
710 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
711 Handle --strip-lto-sections option.
712 * options.h (strip_lto_sections): New option.
714 2008-12-01 Cary Coutant <ccoutant@google.com>
716 * plugin.cc (ld_plugin_message): Change format parameter to const.
717 Fix mismatch between new[] and delete.
719 2008-11-14 Cary Coutant <ccoutant@google.com>
721 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
724 2008-11-05 Craig Silverstein <csilvers@google.com>
726 * options.cc (General_options::parse_dynamic_list): New function.
727 * options.h (General_options): New flags dynamic_list,
728 dynamic_list_data, dynamic_list_cpp_new, and
729 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
730 (General_options::in_dynamic_list): New function.
731 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
732 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
733 (Lex::can_continue_name): Likewise.
735 (read_script_file): New parameter script_options.
736 (read_dynamic_list): New function.
737 (Script_options::define_dynamic_list): New function.
738 (dynamic_list_keyword_parsecodes): New variable.
739 (dynamic_list_keywords): New variable.
740 * script.h (Script_options::define_dynamic_list): New function
742 (read_dynamic_list): New function prototype.
743 * symtab.cc (strprefix): New macro.
744 (Symbol::should_add_dynsym_entry): Support dynamic_list,
745 dynamic_list_data, dynamic_list_cpp_new, and
746 dynamic_list_cpp_typeinfo.
747 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
748 (dynamic_list_expr): New rule.
749 (dynamic_list_nodes): Likewise.
750 (dynamic_list_node): Likewise.
751 * testsuite/Makefile.am (dynamic_list): New test.
752 * testsuite/Makefile.in: Regenerated.
753 * testsuite/dynamic_list.t: New file.
754 * testsuite/dynamic_list.sh: New file.
756 2008-11-05 Craig Silverstein <csilvers@google.com>
758 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
759 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
760 (t11_last): Likewise.
761 * testsuite/ver_test_6.c (main): Likewise.
763 2008-10-07 Cary Coutant <ccoutant@google.com>
765 * options.c (General_options::finalize): Add check for -static and
767 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
770 2008-10-02 Cary Coutant <ccoutant@google.com>
772 * plugin.cc (make_sized_plugin_object): Fix conditional
773 compilation to work when not all targets are enabled.
775 2008-09-29 Cary Coutant <ccoutant@google.com>
777 * archive.cc (Archive::get_file_and_offset): Use filename instead
778 of name to get library path.
779 (Archive::include_member): Unlock external member of a thin archive.
781 * testsuite/Makefile.am (TEST_AR): New variable.
782 (thin_archive_test_1): New test.
783 (thin_archive_test_2): New test.
784 * testsuite/Makefile.in: Regenerate.
785 * testsuite/thin_archive_main.cc: New file.
786 * testsuite/thin_archive_test_1.cc: New file.
787 * testsuite/thin_archive_test_2.cc: New file.
788 * testsuite/thin_archive_test_3.cc: New file.
789 * testsuite/thin_archive_test_4.cc: New file.
791 2008-09-29 Cary Coutant <ccoutant@google.com>
793 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
794 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
796 (Sized_relobj::do_finalize_local_symbols): Likewise.
797 (Sized_relobj::map_to_kept_section): Likewise.
798 * object.h (Sized_relobj::invalid_address): New constant.
799 (Sized_relobj::do_output_section_offset): Check for invalid_address
801 * output.cc (Output_reloc::local_section_offset): Use constant
802 invalid_address instead of -1U.
803 (Output_reloc::get_address): Likewise.
804 (Output_section::output_address): Change -1U to -1ULL.
805 * output.h (Output_reloc::invalid_address): New constant.
806 * reloc.cc (Sized_relobj::write_sections): Use constant
807 invalid_address instead of -1U.
808 (Sized_relobj::relocate_sections): Likewise.
809 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
810 values for merge sections.
811 * target-reloc.h (relocate_for_relocatable): Use constant
812 invalid_address instead of -1U.
814 2008-09-19 Cary Coutant <ccoutant@google.com>
816 Add plugin functionality for link-time optimization (LTO).
817 * configure.ac (plugins): Add --enable-plugins option.
818 * configure: Regenerate.
819 * config.in: Regenerate.
820 * Makefile.am (LIBDL): New variable.
821 (CCFILES): Add plugin.cc.
822 (HFILES): Add plugin.h.
823 (ldadd_var): Add LIBDL.
824 * Makefile.in: Regenerate.
826 * archive.cc: Include "plugin.h".
827 (Archive::setup): Don't preread archive symbols when using a plugin.
828 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
829 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
831 (Archive::include_member): Add symbols from plugin objects.
832 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
833 * descriptors.cc (Descriptors::open): Check for file descriptors
834 abandoned by plugins.
835 (Descriptors::claim_for_plugin): New function.
836 * descriptors.h (Descriptors::claim_for_plugin): New function.
837 (Open_descriptor::is_claimed): New field.
838 (claim_descriptor_for_plugin): New function.
839 * fileread.cc (File_read::claim_for_plugin): New function.
840 * fileread.h (File_read::claim_for_plugin): New function.
841 (File_read::descriptor): New function.
842 * gold.cc: Include "plugin.h".
843 (queue_initial_tasks): Add task to call plugin hooks for generating
845 * main.cc: Include "plugin.h".
846 (main): Load plugin libraries.
847 * object.h (Pluginobj): Declare.
848 (Object::pluginobj): New function.
849 (Object::do_pluginobj): New function.
850 (Object::set_target): New function.
851 * options.cc: Include "plugin.h".
852 (General_options::parse_plugin): New function.
853 (General_options::General_options): Initialize plugins_ field.
854 (General_options::add_plugin): New function.
855 * options.h (Plugin_manager): Declare.
856 (General_options): Add --plugin option.
857 (General_options::has_plugins): New function.
858 (General_options::plugins): New function.
859 (General_options::add_plugin): New function.
860 (General_options::plugins_): New field.
861 * plugin.cc: New file.
862 * plugin.h: New file.
863 * readsyms.cc: Include "plugin.h".
864 (Read_symbols::do_read_symbols): Check for archive before checking
865 for ELF file. Call plugin hooks to claim files.
866 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
867 from a real object file; force override when processing replacement
869 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
870 (Symbol::init_base_object): Likewise.
871 (Symbol::init_base_output_data): Likewise.
872 (Symbol::init_base_output_segment): Likewise.
873 (Symbol::init_base_constant): Likewise.
874 (Symbol::init_base_undefined): Likewise.
875 (Symbol::output_section): Assert that object is not a plugin.
876 (Symbol_table::add_from_pluginobj): New function.
877 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
879 (Symbol_table::sized_write_globals): Likewise.
880 (Symbol_table::add_from_pluginobj): Instantiate template.
881 * symtab.h (Sized_pluginobj): Declare.
882 (Symbol::in_real_elf): New function.
883 (Symbol::set_in_real_elf): New function.
884 (Symbol::in_real_elf_): New field.
885 (Symbol_table::add_from_pluginobj): New function.
887 * testsuite/Makefile.am (AM_CFLAGS): New variable.
888 (LIBDL): New variable.
890 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
891 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
892 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
893 (MOSTLYCLEANFILES): Likewise.
894 * testsuite/Makefile.in: Regenerate.
895 * testsuite/plugin_test.c: New file.
896 * testsuite/plugin_test_1.sh: New file.
897 * testsuite/plugin_test_2.sh: New file.
899 2008-09-16 Ian Lance Taylor <iant@google.com>
901 * target-reloc.h (relocate_section): Check whether a symbol is
902 defined by the ABI before reporting an undefined symbol error.
903 * target.h (Target::is_defined_by_abi): Make parameter const.
904 (Target::do_is_defined_by_abi): Likewise.
905 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
906 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
907 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
908 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
909 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
910 * testsuite/Makefile.in: Rebuild.
912 * fileread.cc (make_view): Add casts to avoid warning.
914 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
916 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
917 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
919 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
921 * options.h (General_options::output_is_executable): New.
922 (General_options::output_is_pie): New.
923 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
924 for shared libraries.
925 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
927 2008-09-11 Chris Demetriou <cgd@google.com>
929 * options.h (origin): New -z option.
930 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
931 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
934 2008-09-05 Cary Coutant <ccoutant@google.com>
936 * fileread.cc (File_read::make_view): Add check for attempt to map
939 2008-09-05 Cary Coutant <ccoutant@google.com>
941 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
942 explicit instantiations.
944 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
947 * options.cc (General_options::finalize): Allow undefined symbols
948 in shlibs if linking -shared.
951 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
952 symbols as not needing a dynsym entry.
954 2008-08-20 Craig Silverstein <csilvers@google.com>
956 * fileread.cc (File_read::open): Do not lock the file unless it
957 was successfully opened.
959 2008-08-14 Cary Coutant <ccoutant@google.com>
961 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
962 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
963 * testsuite/tls_test.cc (struct int128): 128-bit struct
964 for testing TLS relocs with non-zero addend.
965 (v12): New TLS variable.
967 (t_last): Add check for v12.
968 * testsuite/tls_test.h (t12): New function.
969 * testsuite/tls_test_main.cc (thread_routine): Call new test.
971 2008-08-13 Ian Lance Taylor <iant@google.com>
973 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
974 set tls_segment_ or relro_segment_.
975 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
977 * output.h (Output_section::clear_is_relro): New function.
978 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
979 sections specially even when output_data_ is empty.
980 (Output_segment::maximum_alignment): When first section is relro,
981 only force alignment for PT_LOAD segments.
982 * script.cc (script_data_segment_align): New function.
983 (script_data_segment_relro_end): New function.
984 * script-c.h (script_data_segment_align): Declare.
985 (script_data_segment_relro_end): Declare.
986 * script-sections.h (class Script_sections): Declare
987 data_segment_align and data_segment_relro_end. Add fields
988 segment_align_index_ and saw_relro_end_.
989 * script-sections.cc (class Sections_element): Add set_is_relro
990 virtual function. Add new bool* parameter to place_orphan_here.
991 Add get_output_section virtual function.
992 (class Output_section_definition): Add set_is_relro. Add new
993 bool* parameter to place_orphan_here. Add get_output_section.
995 (Output_section_definition::Output_section_definition): Initialize
996 evaluated_address_, evaluated_load_address, evaluated_addralign_,
997 and is_relro_ fields.
998 (Output_section_definition::place_orphan_here): Add is_relro
1000 (Output_section_definition::set_section_addresses): Set relro for
1002 (Output_section_definition::alternate_constraint): Likewise.
1003 (class Orphan_output_section): Add new bool* parameter to
1004 place_orphan_here. Add get_output_section.
1005 (Orphan_output_section::place_orphan_here): Add is_relro
1007 (Script_sections::Script_sections): Initialize
1008 data_segment_align_index_ and saw_relro_end_.
1009 (Script_sections::data_segment_align): New function.
1010 (Script_sections::data_segment_relro_end): New function.
1011 (Script_sections::place_orphan): Set or clear is_relro.
1012 (Script_sections::set_section_addresses): Force alignment of first
1014 * yyscript.y (exp): Call script_data_segment_align and
1015 script_data_segment_relro_end.
1016 * testsuite/relro_script_test.t: New file.
1017 * testsuite/relro_test.cc (using_script): Declare.
1018 (t1, t2): Test using_script.
1019 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1020 (relro_script_test_SOURCES): Define.
1021 (relro_script_test_DEPENDENCIES): Define.
1022 (relro_script_test_LDFLAGS): Define.
1023 (relro_script_test_LDADD): Define.
1024 (relro_script_test.so): New target.
1025 * testsuite/Makefile.in: Rebuild.
1027 2008-08-06 Cary Coutant <ccoutant@google.com>
1029 * archive.cc (Archive::total_archives, Archive::total_members)
1030 (Archive::total_members_loaded): New variables.
1031 (Archive::setup): Add parameter. Add option to preread
1033 (Archive::read_armap): Add counter.
1034 (Archive::get_file_and_offset): New function.
1035 (Archive::get_elf_object_for_member): New function.
1036 (Archive::read_all_symbols): New function.
1037 (Archive::read_symbols): New function.
1038 (Archive::add_symbols): Add counters.
1039 (Archive::include_all_members): Use armap to find members if it's
1041 (Archive::include_member): Skip reading symbols if already read.
1042 Factored code into Archive::get_file_and_offset and
1043 Archive::get_elf_object_for_member. Changed call to
1044 Mapfile::report_include_archive_member.
1045 (Archive::print_stats): New function.
1046 * archive.h: Declare Object and Read_symbols_data classes.
1047 (Archive::Archive): Add initializers for new members.
1048 (Archive::setup): Add parameter.
1049 (Archive::print_stats): New function.
1050 (Archive::total_archives, Archive::total_members)
1051 (Archive::total_members_loaded): New variables.
1052 (Archive::get_file_and_offset): New function.
1053 (Archive::get_elf_object_for_member): New function.
1054 (Archive::read_all_symbols): New function.
1055 (Archive::read_symbols): New function.
1056 (Archive::Archive_member): New class.
1057 (Archive::members_): New member.
1058 (Archive::num_members_): New member.
1059 * main.cc: Include archive.h.
1060 (main): Call Archive::print_stats.
1061 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1062 archive parameter; member_name is now the fully-decorated name.
1063 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1064 * options.h: (General_options): Add --preread-archive-symbols option.
1065 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1068 2008-08-04 Ian Lance Taylor <iant@google.com>
1070 * symtab.h (Symbol::use_plt_offset): New function.
1071 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1072 * powerpc.cc (Relocate::relocate): Likewise.
1073 * sparc.cc (Relocate::relocate): Likewise.
1074 * x86_64.cc (Relocate::relocate): Likewise.
1075 * testsuite/weak_plt.sh: New test.
1076 * testsuite/weak_plt_main.cc: New test.
1077 * testsuite/weak_plt_shared.cc: New test.
1078 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1079 (check_PROGRAMS): Add weak_plt.
1080 (check_DATA): Add weak_plt_shared.so.
1081 (weak_plt_main_pic.o, weak_plt): New targets.
1082 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1083 * testsuite/Makefile.in: Rebuild.
1085 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1087 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1088 * testsuite/Makefile.in: Rebuild.
1090 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1092 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1093 * Makefile.in: Regenerate.
1094 * po/POTFILES.in: Regenerate.
1096 2008-07-29 Ian Lance Taylor <iant@google.com>
1098 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1099 symbols before other symbols.
1100 * testsuite/script_test_2.cc (test_addr): Declare.
1101 (test_addr_alias): Declare.
1102 (main): Check that test_addr and test_addr_alias have the right
1104 * testsuite/script_test_2.t: Define test_addr_alias and
1107 2008-07-24 Ian Lance Taylor <iant@google.com>
1110 * descriptors.cc: New file.
1111 * descriptors.h: New file.
1112 * gold-threads.h (class Hold_optional_lock): New class.
1113 * fileread.cc: Include "descriptors.h".
1114 (File_read::~File_read): Release descriptor rather than closing
1116 (File_read::open) [file]: Call open_descriptor rather than open.
1117 Set is_descriptor_opened_.
1118 (File_read::open) [memory]: Assert that descriptor is not open.
1119 (File_read::reopen_descriptor): New function.
1120 (File_read::release): Release descriptor.
1121 (File_read::do_read): Make non-const. Reopen descriptor.
1122 (File_read::read): Make non-const.
1123 (File_read::make_view): Reopen descriptor.
1124 (File_read::do_readv): Likewise.
1125 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1126 Update declarations.
1127 * layout.cc: Include "descriptors.h".
1128 (Layout::create_build_id): Use open_descriptor rather than open.
1129 * output.cc: Include "descriptors.h".
1130 (Output_file::open): Use open_descriptor rather than open.
1131 * archive.cc (Archive::const_iterator): Change Archive to be
1133 (Archive::begin, Archive::end): Make non-const.
1134 (Archive::count_members): Likewise.
1135 * archive.h (class Archive): Update declarations.
1136 * object.h (Object::read): Make non-const.
1137 * Makefile.am (CCFILES): Add descriptors.cc.
1138 (HFILES): Add descriptors.h.
1139 * Makefile.in: Rebuild.
1142 * gold.h: Always include <clocale>. Add Solaris workarounds
1143 following code in binutils/sysdep.h.
1146 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1147 this->eh_frame_hdr_ is NULL before using it.
1149 * dynobj.cc (Versions::Versions): Update comment.
1151 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1152 the base version name.
1154 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1155 array size plus one.
1156 (Stringpool_template::set_string_offsets): Subtract one from key
1157 before using it as an array index.
1158 (Stringpool_template::get_offset_with_length): Likewise.
1159 (Stringpool_template::write_to_buffer): Likewise.
1160 * stringpool.h (Stringpool_template::get_offset_from_key):
1163 2008-07-23 Ian Lance Taylor <iant@google.com>
1166 * object.h (Merged_symbol_value::value): Do our best to handle a
1170 * script.cc (Version_script_info::get_versions): Don't add empty
1171 version tag to return value.
1172 (Version_script_info::get_symbol_version_helper): Change return
1173 type to bool. Add pversion parameter. Change all callers.
1174 (script_register_vers_node): Don't require a non-NULL tag.
1175 * script.h (class Version_script_info): Update declarations.
1176 (Version_script_info::get_symbol_version): Change return type to
1177 bool. Add version parameter. Change all callers.
1178 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1179 handling. Handle an empty version from a version script.
1180 (Symbol_table::define_special_symbol): Likewise.
1181 * testsuite/ver_test_10.script: New file.
1182 * testsuite/ver_test_10.sh: New file.
1183 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1184 (check_DATA): Add ver_test_10.syms.
1185 (ver_test_10.syms, ver_test_10.so): New target.
1186 * testsuite/Makefile.in: Rebuild.
1188 2008-07-23 Simon Baldwin <simonb@google.com>
1190 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1191 to zero for undefined symbols from dynamic libraries.
1193 2008-07-23 Ian Lance Taylor <iant@google.com>
1195 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1197 * symtab.h (class Symbol_table): Update declaration.
1198 * testsuite/ver_test_9.cc: New file.
1199 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1200 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1201 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1202 (ver_test_9.so, ver_test_9.o): New targets.
1203 * testsuite/Makefile.in: Rebuild.
1205 2008-07-22 Ian Lance Taylor <iant@google.com>
1207 * options.h (class General_options): Define --check-sections.
1208 * layout.cc (Layout::set_segment_offsets): Handle
1211 * options.h (class General_options): Define -n/--nmagic and
1213 * options.cc (General_options::finalize): For -n/--nmagic or
1214 -N/--omagic, set -static.
1215 * layout.cc (Layout::attach_allocated_section_to_segment): If
1216 -N/--omagic, don't put read-only and read-write sections in
1218 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1219 finding a read-only segment.
1220 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1221 don't set the minimum segment alignment to the common page size,
1222 and don't set the file offset to the address modulo the page size.
1223 * script-sections.cc (Script_sections::create_segments): If
1224 -n/--omagic, don't put read-only and read-write sections in
1227 * cref.cc: New file.
1229 * options.h (class General_options): Add --print-symbol-counts.
1230 * main.cc (main): Issue defined symbol report if requested.
1231 * archive.cc (Archive::interpret_header): Make into a const member
1233 (Archive::add_symbols): Call Input_objects::archive_start and
1235 (Archive::const_iterator): Define new class.
1236 (Archive::begin, Archive::end): New functions.
1237 (Archive::include_all_members): Rewrite to use iterator.
1238 (Archive::count_members): New function.
1239 * archive.h (class Archive): Update declarations.
1240 (Archive::filename): New function.
1241 * object.cc: Include "cref.h".
1242 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1243 (Sized_relobj::do_get_global_symbol_counts): New function.
1244 (Input_objects::add_object): Add object to cross-referencer.
1245 (Input_objects::archive_start): New function.
1246 (Input_objects::archive_stop): New function.
1247 (Input_objects::print_symbol_counts): New function.
1248 * object.h: Declare Cref and Archive.
1249 (Object::get_global_symbol_counts): New function.
1250 (Object::do_get_global_symbol_counts): New pure virtual function.
1251 (class Sized_relobj): Add defined_count_ field. Update
1253 (class Input_objects): Add cref_ field. Update constructor.
1254 Update declarations.
1255 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1257 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1259 (Sized_dynobj::do_get_global_symbol_counts): New function.
1260 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1261 defined_count_. Update declarations. Define Symbols typedef.
1262 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1263 parameter. Change all callers.
1264 (Symbol_table::add_from_dynobj): Add sympointers and defined
1265 parameters. Change all callers.
1266 * symtab.h (class Symbol_table): Update declarations.
1267 * Makefile.am (CCFILES): Add cref.cc.
1268 (HFILES): Add cref.h.
1269 * Makefile.in: Rebuild.
1271 2008-07-22 Simon Baldwin <simonb@google.com>
1273 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1274 to zero when writing undefined symbols.
1276 2008-07-22 Ian Lance Taylor <iant@google.com>
1278 * output.cc (Output_section::add_input_section): Don't try to
1279 merge empty merge sections.
1281 2008-07-21 Craig Silverstein <csilvers@google.com>
1283 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1284 Include symbol version in error message.
1286 2008-07-20 Chris Demetriou <cgd@google.com>
1288 * configure.ac (gold_cv_c_random_seed): New configured variable.
1289 (RANDOM_SEED_CFLAGS): New substituted variable.
1290 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1291 * configure: Rebuild.
1292 * Makefile.in: Likewise.
1293 * testsuite/Makefile.in: Likewise.
1295 2008-07-18 Ian Lance Taylor <iant@google.com>
1297 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1298 where we see NAME/NULL and NAME/VERSION as separate symbols.
1299 * testsuite/ver_test_main.cc (main): Call t4.
1300 (t4, t4_2a): Define.
1301 * testsuite/ver_test_2.cc (t4_2): Define.
1302 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1303 * testsuite/ver_test_4.cc (t4_2a): Define.
1304 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1305 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1307 2008-07-17 Ian Lance Taylor <iant@google.com>
1309 * dynobj.cc (Versions::add_def): If we give an error about a
1310 missing version, go ahead and create the version anyhow.
1312 2008-07-10 Ian Lance Taylor <iant@google.com>
1314 Handle output sections with more than 0x7fffffff bytes.
1315 * object.h (class Relobj): Change map_to_output_ to
1316 output_sections_, and just keep a section pointer. Change all
1317 uses. Move comdat group support to Sized_relobj.
1318 (Relobj::is_section_specially_mapped): Remove.
1319 (Relobj::output_section): Remove poff parameter. Change all
1321 (Relobj::output_section_offset): New function.
1322 (Relobj::set_section_offset): Rewrite.
1323 (Relobj::map_to_output): Remove.
1324 (Relobj::output_sections): New function.
1325 (Relobj::do_output_section_offset): New pure virtual function.
1326 (Relobj::do_set_section_offset): Likewise.
1327 (class Sized_relobj): Add section_offsets_ field. Add comdat
1328 group support from Relobj. Update declarations.
1329 (Sized_relobj::get_output_section_offset): New function.
1330 (Sized_relobj::do_output_section_offset): New function.
1331 (Sized_relobj::do_set_section_offset): New function.
1332 * object.cc (Relobj::output_section_address): Remove.
1333 (Sized_relobj::Sized_relobj): Initialize new fields.
1334 (Sized_relobj::include_section_group): Cast find_kept_object to
1336 (Sized_relobj::include_linkonce_section): Likewise.
1337 (Sized_relobj::do_layout): Use separate arrays for output section
1339 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1341 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1342 output_sections and section_offsets.
1343 (Sized_relobj::write_local_symbols): Likewise.
1344 (map_to_kept_section): Compute output address directly.
1345 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1346 output_sections and section_offsets.
1347 (Sized_relobj::write_sections): Likewise.
1348 (Sized_relobj::relocate_sections): Likewise.
1349 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1350 * output.h (class Output_reloc): Update declarations. Change
1351 u2_.relobj to Sized_relobj*.
1352 (class Output_data_reloc): Change add functions to use
1354 * output.cc (Output_reloc::Output_reloc): Change relobj to
1356 (Output_reloc::local_section_offset): Change return type to
1357 Elf_Addr. Use get_output_section_offset.
1358 (Output_reloc::get_address): Likewise.
1359 (Output_section::is_input_address_mapped): Don't call
1360 is_section_specially_mapped.
1361 (Output_section::output_offset): Likewise.
1362 (Output_section::output_address): Likewise.
1363 (Output_section::starting_output_address): Likewise.
1364 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1365 parameter to Sized_relobj*.
1366 (Copy_relocs::need_copy_reloc): Likewise.
1367 (Copy_relocs::save): Likewise.
1368 * copy-relocs.h (class Copy_relocs): Update declarations.
1369 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1370 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1371 * target-reloc.h (relocate_for_relocatable): Change
1372 offset_in_output_section type to Elf_Addr. Change code that uses
1374 * layout.cc (Layout::layout): Always set *off.
1375 * mapfile.cc (Mapfile::print_input_section): Use
1376 output_section_offset.
1377 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1379 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1380 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1381 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1383 2008-07-03 Ian Lance Taylor <iant@google.com>
1385 * layout.cc (Layout::include_section): Do not discard unrecognized
1386 SHT_STRTAB sections.
1388 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1390 * script.cc (Lex::can_continue_name): Make '?' allowable in
1391 version-script names.
1392 * testsuite/version_script.map: Change glob pattern to use '?'
1394 2008-06-30 Manish Singh <yosh@gimp.org>
1397 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1400 2008-06-30 Ian Lance Taylor <iant@google.com>
1404 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1405 versions]: Don't try to read the value in the contents, since we
1406 don't use it. Use the template endianness when writing.
1408 2008-06-25 Cary Coutant <ccoutant@google.com>
1410 * fileread.cc (File_read::make_view): Assert on zero-length view.
1411 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1412 symbol table when there are no symbols to read.
1414 2008-06-23 Craig Silverstein <csilvers@google.com>
1416 * version.cc (version_string): Bump to 1.7
1418 2008-06-18 Craig Silverstein <csilvers@google.com>
1420 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1421 constant 0xFFFF to type Valtype.
1422 (Powerpc_relocate_functions::rel16_ha): Likewise.
1424 2008-06-17 Ian Lance Taylor <iant@google.com>
1426 * output.h (Output_section::Input_section): Initialize p2align_ to
1427 zero for Output_section_data constructors.
1428 (Output_section::Input_section::addralign): If not an input
1429 section, return the alignment of the Output_section_data.
1430 * testsuite/copy_test.cc: New file.
1431 * testsuite/copy_test_1.cc: New file.
1432 * testsuite/copy_test_2.cc: New file.
1433 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1434 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1435 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1436 (copy_test_1_pic.o, copy_test_1.so): New targets.
1437 (copy_test_2_pic.o, copy_test_2.so): New targets.
1438 * testsuite/Makefile.in: Rebuild.
1440 * script-sections.cc (Script_sections::place_orphan): Initialize
1441 local variable exact.
1443 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1445 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1447 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1448 David S. Miller <davem@davemloft.net>
1450 * powerpc.cc: New file.
1451 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1452 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1453 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1454 * Makefile.in: Rebuild.
1456 2008-06-09 Ian Lance Taylor <iant@google.com>
1458 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1460 (throwing, orig_terminate): New static variables.
1461 (terminate_handler): New static function.
1462 (t2): Set terminate handler.
1464 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1467 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1470 2008-05-30 Cary Coutant <ccoutant@google.com>
1472 * archive.cc (Archive::include_all_members) Correct to step
1473 over symbol table and extended name table in thin archives.
1475 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1478 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1481 2008-05-28 Caleb Howe <cshowe@google.com>
1483 * reduced_debug_output.cc: New file.
1484 * reduced_debug_output.h: New file.
1485 * options.h (class General_options): Add --strip-debug-non-line.
1486 * options.cc (General_options::finalize): Add strip_debug_non_line
1487 to the strip heirarchy.
1488 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1490 * layout.cc: Include "reduced_debug_output.h".
1491 (Layout::Layout): Initialize new fields.
1492 (line_only_debug_sections): New static array.
1493 (is_lines_only_debug_sections): New static inline function.
1494 (Layout::include_section): Handle --strip-debug-non-line.
1495 (Layout::make_output_section): If --strip-debug-non-line, build
1496 new output sections for .debug_abbrev and .debug_info.
1497 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1498 gold. Warn about possible overflow.
1499 (read_signed_LEB_128): Likewise.
1500 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1501 (read_signed_LEB_128): Declare.
1502 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1503 (HFILES): Add reduced_debug_output.h.
1504 * Makefile.in: Rebuild.
1506 2008-05-21 Ian Lance Taylor <iant@google.com>
1508 * mapfile.cc: New file.
1509 * mapfile.h: New file.
1510 * options.h (class General_options): Add -M/--print-map and -Map.
1511 * options.cc (General_options::finalize): Make -M equivalent to
1513 * main.cc: Include <cstdio> and "mapfile.h".
1514 (main): Open mapfile if requested.
1515 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1516 constructor. Change caller.
1517 (queue_initial_tasks): Add mapfile parameter. Change caller.
1518 (queue_middle_tasks): Likewise.
1519 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1521 * archive.cc: Include "mapfile.h".
1522 (Archive::add_symbols): Add mapfile parameter. Change all
1523 callers. Pass mapfile, symbol, and reason to include_member.
1524 (Archive::include_all_members): Add mapfile parameter. Change all
1526 (Archive::include_member): Add mapfile, sym, and why parameters.
1527 Change all callers. Report inclusion to map file.
1528 * archive.h: Include "fileread.h".
1529 (class Archive): Update declarations.
1530 (Archive::file): New const method.
1531 (class Add_archive_symbols): Add mapfile_ field. Update
1532 constructor. Change all callers.
1533 * readsyms.h (class Read_symbols): Likewise.
1534 (class Finish_group): Likewise.
1535 (class Read_script): Likewise.
1536 * common.cc: Include "mapfile.h".
1537 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1539 (Symbol_table::do_allocate_commons): Likewise.
1540 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1541 symbol allocation to mapfile.
1542 * common.h (class Allocate_commons_task): Add mapfile_ field.
1543 Update constructor. Change all callers.
1544 * symtab.h (class Symbol_table): Update declarations.
1545 * layout.cc: Include "mapfile.h".
1546 (Layout_task_runner::run): Print information to mapfile.
1547 (Layout::create_gold_note): Change Output_data_fixed_space to
1548 Output_data_zero_fill.
1549 (Layout::create_build_id): Likewise.
1550 (Layout::print_to_mapfile): New function.
1551 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1552 constructor. Change caller.
1553 (class Layout): Declare print_to_mapfile.
1554 * output.cc (Output_section::Input_section::print_to_mapfile): New
1556 (Output_section::add_input_section): If producing a map, always
1557 add to input_sections_ list.
1558 (Output_section::do_print_to_mapfile): New function.
1559 (Output_segment::print_sections_to_mapfile): New function.
1560 (Output_segment::print_section_list_to_mapfile): New function.
1561 * output.h: Include "mapfile.h".
1562 (Output_data::print_to_mapfile): New function.
1563 (Output_data::do_print_to_mapfile): New virtual function.
1564 (Output_segment_headers::do_print_to_mapfile): New function.
1565 (Output_file_header::do_print_to_mapfile): New function.
1566 (Output_data_const::do_print_to_mapfile): New function.
1567 (class Output_data_const_buffer): Add map_name_ field. Update
1568 constructor. Change all callers. Add do_print_to_mapfile
1570 (class Output_data_fixed_space): Likewise.
1571 (class Output_data_space): Likewise.
1572 (class Output_data_zero_fill): New class.
1573 (Output_data_strtab::do_print_to_mapfile): New function.
1574 (Output_data_reloc_base::do_print_to_mapfile): New function.
1575 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1576 (Output_data_group::do_print_to_mapfile): New function.
1577 (Output_data_got::do_print_to_mapfile): New function.
1578 (Output_data_dynamic::do_print_to_mapfile): New function.
1579 (Output_symtab_xindex::do_print_to_mapfile): New function.
1580 (class Output_section): Declare do_print_to_mapflie. Declare
1581 print_to_mapfile in Input_section.
1582 (class Output_segment): Declare new functions.
1583 * object.h (Sized_relobj::symbol_count): New function.
1584 * script-sections.cc
1585 (Output_section_element_dot_assignment::set_section_addresses):
1586 Change Output_data_fixed_space to Output_data_zero_fill.
1587 (Output_data_expression::do_print_to_mapfile): New function.
1588 * script.cc (read_input_script): Add mapfile parameter. Change
1590 * script.h (read_input_script): Update declaration.
1591 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1592 (Eh_frame::do_print_to_mapfile): New function.
1593 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1594 (Output_merge_string::do_print_to_mapfile): New function.
1595 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1597 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1599 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1601 * Makefile.am (CCFILES): Add mapfile.cc.
1602 (HFILES): Add mapfile.h.
1603 * Makefile.in: Rebuild.
1605 2008-05-19 Ian Lance Taylor <iant@google.com>
1607 * options.h (class General_options): Add -z relro.
1608 * layout.cc (Layout::Layout): Initialize relro_segment_.
1609 (Layout::add_output_section_data): Return the output section.
1610 (Layout::make_output_section): Rcognize relro sections and mark
1612 (Layout::attach_allocated_section_to_segment): Put relro sections
1613 in a PT_GNU_RELRO segment.
1614 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1616 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1618 (Layout::linkonce_mapping): Map d.rel.ro.local to
1620 (Layout::output_section_name): Us .data.rel.ro.local for any
1621 section which begins with that.
1622 * layout.h (class Layout): Update add_output_section_data
1623 declaration. Add relro_segment_ field.
1624 * output.cc (Output_section::Output_section): Initialize is_relro_
1625 and is_relro_local_ fields.
1626 (Output_segment::add_output_section): Group relro sections.
1627 (Output_segment::is_first_section_relro): New function.
1628 (Output_segment::maximum_alignment): If there is a relro section,
1629 align the segment to the common page size.
1630 (Output_segment::set_section_addresses): Track whether we are
1631 looking at relro sections. If the last section is a relro
1632 section, align to the common page size.
1633 (Output_segment::set_section_list_addresses): Add in_relro
1634 parameter. Change all callers. Align to the page size when
1635 moving from relro to non-relro section.
1636 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1638 * output.h (class Output_section): Add is_relro_ and
1639 is_relro_local_ fields.
1640 (Output_section::is_relro): New function.
1641 (Output_section::set_is_relro): New function.
1642 (Output_section::is_relro_local): New function.
1643 (Output_section::set_is_relro_local): New function.
1644 (class Output_segment): Update declarations.
1645 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1646 * sparc.cc (Target_sparc::got_section): Likewise.
1647 * x86_64.cc (Target_x86_64::got_section): Likewise.
1648 * testsuite/relro_test_main.cc: New file.
1649 * testsuite/relro_test.cc: New file.
1650 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1651 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1652 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1653 (relro_test.so, relro_test_pic.o): New targets.
1654 * testsuite/Makefile.in: Rebuild.
1656 2008-05-16 Ian Lance Taylor <iant@google.com>
1658 * output.cc (Output_segment::add_output_section): Remove front
1660 * output.h (class Output_segment): Remove
1661 add_initial_output_section and overloaded add_output_section.
1662 Update declaration of remaining add_output_section.
1663 * layout.cc (Layout::create_interp): Call add_output_section
1664 rather than add_initial_output_section.
1665 (Layout::finish_dynamic_section): Likewise.
1667 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1668 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1669 know the dynamic type.
1670 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1671 field. Initialize it in constructor.
1672 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1673 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1674 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1677 * output.cc (Output_reloc::get_address): Change return type to
1679 * output.h (class Output_reloc): Update get_address declaration.
1680 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1681 for section addresses.
1683 2008-05-09 Ian Lance Taylor <iant@google.com>
1686 * gold.cc (gold_nomem): Use return value of write.
1688 2008-05-08 Ian Lance Taylor <iant@google.com>
1690 * symtab.c (Symbol::init_base_output_data): Add version
1691 parameter. Change all callers.
1692 (Symbol::init_base_output_segment): Likewise.
1693 (Symbol::init_base_constant): Likewise.
1694 (Symbol::init_base_undefined): Likewise.
1695 (Sized_symbol::init_output_data): Likewise.
1696 (Sized_symbol::init_output_segment): Likewise.
1697 (Sized_symbol::init_constant): Likewise.
1698 (Sized_symbol::init_undefined): Likewise.
1699 (Symbol_table::do_define_in_output_data): If the new symbol has a
1700 version, mark it as the default.
1701 (Symbol_table::do_define_in_output_segment): Likewise.
1702 (Symbol_table::do_define_as_constant): Likewise.
1703 * symtab.h (class Symbol): Update declarations.
1704 (class Sized_symbol): Likewise.
1705 * resolve.cc (Symbol::override_version): New function.
1706 (Symbol::override_base): Call override_version.
1707 (Symbol::override_base_with_special): Likewise.
1708 * testsuite/ver_script_8.script: New file.
1709 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1710 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1711 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1712 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1714 2008-05-06 Ian Lance Taylor <iant@google.com>
1717 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1719 (class General_options): Remove existing --undefined, and add
1720 --no-undefined instead. Add new --undefined as synonym for -u.
1721 * archive.cc (Archive::add_symbols): Check whether symbol was
1723 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1724 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1725 all uses. Add IS_UNDEFINED. Update declarations to split
1726 different versions of init_base. Declare init_base_undefined.
1727 (Symbol::is_defined): Handle IS_UNDEFINED.
1728 (Symbol::is_undefined): Likewise.
1729 (Symbol::is_weak_undefined): Call is_undefined.
1730 (Symbol::is_absolute): Handle IS_CONSTANT.
1731 (class Sized_symbol): Update declarations to split different
1732 versions of init. Declare init_undefined.
1733 (class Symbol_table): Declare new functions.
1734 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1736 (Symbol::init_base_output_data): Likewise.
1737 (Symbol::init_base_output_segment): Likewise.
1738 (Symbol::init_base_constant): Likewise.
1739 (Symbol::init_base_undefined): New function.
1740 (Sized_symbol::init_object): Rename from init. Change all
1742 (Sized_symbol::init_output_data): Likewise.
1743 (Sized_symbol::init_output_segment): Likewise.
1744 (Sized_symbol::init_constant): Likewise.
1745 (Sized_symbol::init_undefined): New function.
1746 (Symbol_table::add_undefined_symbols_from_command_line): New
1748 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1750 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1751 (Symbol::output_section): Likewise.
1752 (Symbol::set_output_section): Likewise.
1753 (Symbol_table::sized_finalize_symbol): Likewise.
1754 (Symbol_table::sized_write_globals): Likewise.
1755 * resolve.cc (Symbol_table::should_override): Likewise.
1756 (Symbol::override_base_with_special): Likewise.
1758 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1759 symbol, change it to have default visibility.
1760 * testsuite/protected_1.cc: New file.
1761 * testsuite/protected_2.cc: New file.
1762 * testsuite/protected_3.cc: New file.
1763 * testsuite/protected_main_1.cc: New file.
1764 * testsuite/protected_main_2.cc: New file.
1765 * testsuite/protected_main_3.cc: New file.
1766 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1767 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1768 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1769 (protected_1.so): New target.
1770 (protected_1_pic.o, protected_2_pic.o): New targets.
1771 (protected_3_pic.o): New target.
1772 (check_PROGRAMS): Add protected_2.
1773 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1774 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1775 * testsuite/Makefile.in: Rebuild.
1777 * options.h (DEFINE_var): Add set_user_set_##varname__.
1778 (DEFINE_bool_alias): New macro.
1779 (class General_options): Define -Bstatic using DEFINE_bool_alias
1780 rather than DEFINE_special. Add --undefined as an alias for -z
1782 * options.cc (General_options::parse_Bstatic): Remove.
1784 * options.h (class General_options): Add --fatal-warnings.
1785 * main.cc (main): Implement --fatal-warnings.
1786 * errors.h (Errors::warning_count): New function.
1788 * options.h (class General_options): Add -Bsymbolic-functions.
1789 * symtab.h (Symbol::is_preemptible): Check for
1790 -Bsymbolic-functions.
1792 2008-05-05 Ian Lance Taylor <iant@google.com>
1794 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1795 as noVARNAME rather than no-VARNAME.
1796 (class General_options): Add option -z combreloc.
1797 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1799 (Output_reloc::sort_before) [SHT_REL]: New function.
1800 (Output_reloc::sort_before) [SHT_RELA]: New function.
1801 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1802 Sort_relocs_comparison.
1803 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1804 parameter. Change all callers.
1805 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1806 sort_relocs parameter. Change all callers.
1807 * output.cc (Output_reloc::get_address): New function, broken out
1809 (Output_reloc::write_rel): Call it.
1810 (Output_reloc::compare): New function.
1811 (Output_data_reloc_base::do_write): Optionally sort relocs.
1813 * configure.ac: If targ_extra_obj is set, link it in.
1814 * configure.tgt: Initialize all variables.
1815 (x86_64*): Set targ_extra_obj and targ_extra_size.
1816 * configure: Rebuild.
1818 * object.cc (Sized_relobj::include_section_group): Adjust section
1819 indexes read from group data. Build vector to pass to
1821 * layout.cc (Layout::layout_group): Add flags and shndxes
1822 parameters. Remove contents parameter. Change caller. Update
1823 explicit instantiations.
1824 * layout.h (class Layout): Update layout_group declaration.
1825 * output.cc (Output_data_group::Output_data_group): Add flags and
1826 input_shndxes parameters. Remove contents parameter. Change
1828 (Output_data_group::do_write): Change input_sections_ to
1830 * output.h (class Output_data_group): Update constructor
1831 declaration. Rename input_sections_ to input_shndxes_.
1832 * testsuite/many_sections_test.cc: Add template.
1834 2008-04-30 Cary Coutant <ccoutant@google.com>
1836 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1838 * layout.cc (Layout::include_section): Refactored check for debug
1840 (Layout::add_comdat): Add new parameters. Change type
1841 of signature parameter. Add object and shndx to signatures table.
1842 (Layout::find_kept_object): New function.
1843 * layout.h: Include <cstring>.
1844 (Layout::is_debug_info_section): New function.
1845 (Layout::add_comdat): Add new parameters.
1846 (Layout::find_kept_object): New function.
1847 (Layout::Kept_section): New struct.
1848 (Layout::Signatures): Change type of map range.
1849 * object.cc (Relobj::output_section_address): New function.
1850 (Sized_relobj::include_section_group): Add new parameters. Change
1851 calls to Layout::add_comdat. Change to build table of kept comdat
1852 groups and table mapping discarded sections to kept sections.
1853 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1854 (Sized_relobj::do_layout): Change calls to include_section_group and
1855 include_linkonce_section.
1856 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1857 value to zero when section is discarded.
1858 (Sized_relobj::map_to_kept_section): New function.
1859 * object.h (Relobj::output_section_address): New function.
1860 (Relobj::Comdat_group): New type.
1861 (Relobj::find_comdat_group): New function.
1862 (Relobj::Comdat_group_table): New type.
1863 (Relobj::Kept_comdat_section): New type.
1864 (Relobj::Kept_comdat_section_table): New type.
1865 (Relobj::add_comdat_group): New function.
1866 (Relobj::set_kept_comdat_section): New function.
1867 (Relobj::get_kept_comdat_section): New function.
1868 (Relobj::comdat_groups_): New field.
1869 (Relobj::kept_comdat_sections_): New field.
1870 (Symbol_value::input_value): Update comment.
1871 (Sized_relobj::map_to_kept_section) New function.
1872 (Sized_relobj::include_linkonce_section): Add new parameter.
1873 * target-reloc.h (Comdat_behavior): New type.
1874 (get_comdat_behavior): New function.
1875 (relocate_section): Add code to map a discarded section to the
1876 corresponding kept section when applying a relocation.
1878 2008-04-30 Craig Silverstein <csilvers@google.com>
1880 * dwarf_reader.cc (next_generation_count): New static var.
1881 (Addr2line_cache_entry): New struct.
1882 (addr2line_cache): New static var.
1883 (Dwarf_line_info::one_addr2line): Added caching.
1884 (Dwarf_line_info::clear_addr2line_cache): New function.
1885 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1886 cache-size parameter.
1887 (Dwarf_line_info::one_addr2line_cache): New function.
1888 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1889 new cache-size argument to one_addr2line(), and clear cache.
1891 2008-04-28 Cary Coutant <ccoutant@google.com>
1893 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1894 R_386_PC8 relocations.
1896 2008-04-23 Ian Lance Taylor <iant@google.com>
1898 * object.cc (Sized_relobj::include_section_group): Check for
1899 invalid section group.
1901 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1904 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1905 than read for file header.
1906 * archive.cc (Archive::include_member): Likewise.
1908 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1910 * aclocal.m4: Regenerate.
1911 * configure: Regenerate.
1913 2008-04-19 Ian Lance Taylor <iant@google.com>
1915 * version.cc (version_string): Bump to 1.6.
1917 * testsuite/Makefile.am (many_sections_r_test): New target.
1918 (many_sections_r_test_SOURCES): Remove.
1919 (many_sections_r_test_DEPENDENCIES): Remove.
1920 (many_sections_r_test_LDFLAGS): Remove.
1921 (many_sections_r_test_LDADD): Remove.
1923 * object.cc (Sized_relobj::do_add_symbols): Always pass
1924 local_symbol_count_ to add_from_relobj.
1926 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1927 every thousand variables.
1928 * testsuite/Makefile.in: Rebuild.
1930 * object.cc (Xindex::initialize_symtab_xindex): New function.
1931 (Xindex::read_symtab_xindex): New function.
1932 (Xindex::sym_xindex_to_shndx): New function.
1933 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1935 (Sized_relobj::do_initialize_xindex): New function.
1936 (Sized_relobj::do_read_symbols): Adjust section links.
1937 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1938 parameter. Change all callers.
1939 (Sized_relobj::include_section_group): Adjust section links and
1940 symbol section indexes.
1941 (Sized_relobj::do_layout): Adjust section links.
1942 (Sized_relobj::do_count_local_symbols): Adjust section links and
1943 symbol section indexes.
1944 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1945 ordinary and special symbols.
1946 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1947 dynsym_xindex parameters. Change all callers. Adjust section
1948 links. Use SHN_XINDEX when needed.
1949 (Sized_relobj::get_symbol_location_info): Adjust section links.
1950 Don't get fooled by special symbols.
1951 * object.h (class Xindex): Define.
1952 (class Object): Add xindex_ parameter. Declare virtual functoin
1953 do_initialize_xindex.
1954 (Object::adjust_sym_shndx): New function.
1955 (Object::set_xindex): New protected function.
1956 (class Symbol_value): Add is_ordinary_shndx_ field.
1957 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1958 (Symbol_value::value): Assert ordinary section.
1959 (Symbol_value::initialize_input_to_output_map): Likewise.
1960 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1962 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1964 (class Sized_relobj): Update declarations.
1965 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1966 parameter. Change all callers.
1967 (Sized_relobj::adjust_shndx): New function.
1968 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1970 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1971 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1972 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1973 (Sized_dynobj::read_dynsym_section): Adjust section links.
1974 (Sized_dynobj::read_dynamic): Likewise.
1975 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1977 (Sized_dynobj::do_initialize_xindex): New function.
1978 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1979 do_initialize_xindex.
1980 (Sized_dynobj::adjust_shndx): New function.
1981 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1982 dynsym_xindex_ fields.
1983 (Layout::finalize): Add a call to set_section_indexes before
1984 creating the symtab sections.
1985 (Layout::set_section_indexes): Don't do anything if the section
1986 already has a section index.
1987 (Layout::create_symtab_sections): Add shnum parameter. Change
1988 caller. Create .symtab_shndx section if needed.
1989 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1991 (Layout::allocated_output_section_count): New function.
1992 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1994 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1995 fields. Update declarations.
1996 (Layout::symtab_xindex): New function.
1997 (Layout::dynsym_xindex): New function.
1998 (class Write_symbols_task): Add layout_ field.
1999 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2001 * output.cc (Output_section_headers::Output_section_headers): Add
2002 shstrtab_section parameter. Change all callers.
2003 (Output_section_headers::do_sized_write): Store overflow values
2004 for section count and section string table section index in
2005 section header zero.
2006 (Output_file_header::do_sized_write): Check for overflow of
2007 section count and section string table section index.
2008 (Output_symtab_xindex::do_write): New function.
2009 (Output_symtab_xindex::endian_do_write): New function.
2010 * output.h (class Output_section_headers): Add shstrtab_section_.
2011 Update declarations.
2012 (class Output_symtab_xindex): Define.
2013 (Output_section::has_out_shndx): New function.
2014 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2016 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2018 (Sized_symbol::init): Likewise.
2019 (Symbol::output_section): Check for ordinary symbol.
2020 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2021 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2023 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2024 Change all callers. Simplify handling of symbols from sections
2025 not included in the link.
2026 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2028 (Weak_alias_sorter::operator()): Assert that symbols are
2030 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2032 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2033 parameters. Change all callers.
2034 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2035 symbol distinction. Use SHN_XINDEX when needed.
2036 (Symbol_table::write_section_symbol): Add symtab_xindex
2037 parameter. Change all callers.
2038 (Symbol_table::sized_write_section_symbol): Likewise. Use
2039 SHN_XINDEX when needed.
2040 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2042 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2043 (Symbol::is_defined): Check is_ordinary.
2044 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2045 (Symbol::is_absolute, Symbol::is_common): Likewise.
2046 (class Sized_symbol): Update declarations.
2047 (class Symbol_table): Update declarations.
2048 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2049 parameters. Change all callers.
2050 (Sized_symbol::override): Likewise.
2051 (Symbol_table::override): Likewise.
2052 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2053 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2054 is_ordinary, and orig_st_shndx parameters. Change all callers.
2055 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2056 to be in an ordinary section.
2057 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2058 object and is_ordinary parameters. Change all callers.
2059 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2060 Change all callers. Don't add undefined or non-ordinary symbols
2062 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2064 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2066 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2067 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2068 (Sized_relobj::relocate_sections): Likewise.
2069 * target-reloc.h (scan_relocs): Adjust section symbol index.
2070 (scan_relocatable_relocs): Likewise.
2071 * i386.cc (Scan::local): Check for ordinary symbols.
2072 * sparc.cc (Scan::local): Likewise.
2073 * x86_64.cc (Scan::local): Likewise.
2074 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2075 to symbol_section_and_value.
2076 * testsuite/many_sections_test.cc: New file.
2077 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2078 (check_PROGRAMS): Add many_sections_test.
2079 (many_sections_test_SOURCES): Define.
2080 (many_sections_test_DEPENDENCIES): Define.
2081 (many_sections_test_LDFLAGS): Define.
2082 (BUILT_SOURCES): Add many_sections_define.h.
2083 (many_sections_define.h): New target.
2084 (BUILT_SOURCES): Add many_sections_check.h.
2085 (many_sections_check.h): New target.
2086 (check_PROGRAMS): Add many_sections_r_test.
2087 (many_sections_r_test_SOURCES): Define.
2088 (many_sections_r_test_DEPENDENCIES): Define.
2089 (many_sections_r_test_LDFLAGS): Define.
2090 (many_sections_r_test_LDADD): Define.
2091 (many_sections_r_test.o): New target.
2092 * testsuite/Makefile.in: Rebuild.
2094 2008-04-17 Cary Coutant <ccoutant@google.com>
2096 * errors.cc (Errors::info): New function.
2097 (gold_info): New function.
2098 * errors.h (Errors::info): New function.
2099 * gold.h (gold_info): New function.
2100 * object.cc (Input_objects::add_object): Print trace output.
2101 * options.cc (options::parse_set): New function.
2102 (General_options::parse_wrap): Deleted.
2103 (General_options::General_options): Deleted initializer.
2104 * options.h (options::String_set): New typedef.
2105 (options::parse_set): New function.
2106 (DEFINE_set): New macro.
2107 (General_options::wrap): Changed to use DEFINE_set. Changed
2108 callers of any_wrap_symbols and is_wrap_symbol.
2109 (General_options::trace, General_options::trace_symbol):
2111 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2112 (General_options::wrap_symbols_): Deleted.
2113 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2115 2008-04-17 David S. Miller <davem@davemloft.net>
2117 * options.cc (General_options::parse_V): New function.
2118 * options.h: Add entries for -V and -Qy.
2120 2008-04-17 Ian Lance Taylor <iant@google.com>
2122 * common.cc (Symbol_table::allocate_commons): Remove options
2123 parameter. Change caller.
2124 (Symbol_table::do_allocate_commons): Remove options parameter.
2125 Change caller. Just call do_allocate_commons_list twice.
2126 (Symbol_table::do_allocate_commons_list): New function, broken out
2127 of do_allocate_commons.
2128 * common.h (class Allocate_commons_task): Remove options_ field.
2130 * symtab.cc (Symbol_table::Symbol_table): Initialize
2132 (Symbol_table::add_from_object): Put TLS common symbols on
2134 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2135 which are IN_OUTPUT_DATA.
2136 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2137 allocate_commons and do_allocate_commons declarations. Declare
2138 do_allocate_commons_list.
2139 * gold.cc (queue_middle_tasks): Update creation of
2140 Allocate_commons_task to not pass options.
2141 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2142 (TLS_TEST_C_FLAGS): New variable.
2143 (tls_test_c_pic.o): New target.
2144 (tls_test_shared.so): Link in tls_test_c_pic.o.
2145 (tls_test_c_pic_ie.o): New target.
2146 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2147 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2148 (tls_test_c.o): New target.
2149 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2150 (tls_pic_test_LDADD): Likewise.
2151 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2152 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2153 (tls_test_c_gnu2.o): New target.
2154 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2156 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2157 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2158 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2159 * testsuite/tls_test.cc: Include "config.h".
2160 (t_last): Call t11_last.
2161 * testsuite/tls_test.h (t11, t11_last): Declare.
2162 * testsuite/tls_test_c.c: New file.
2163 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2164 * configure.ac: Check for OpenMP support.
2165 * configure, config.in, Makefile.in: Rebuild.
2166 * testsuite/Makefile.in: Rebuild.
2168 2008-04-16 Cary Coutant <ccoutant@google.com>
2170 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2171 (Target_i386::tls_base_symbol_defined_): New field.
2172 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2173 (Target_i386::Scan::global): Likewise.
2174 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2175 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2176 (Target_x86_64::tls_base_symbol_defined_): New field.
2177 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2178 (Target_x86_64::Scan::global): Likewise.
2180 2008-04-16 Cary Coutant <ccoutant@google.com>
2182 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2183 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2184 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2185 building shared libraries.
2186 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2187 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2188 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2189 * testsuite/Makefile.in: Rebuild.
2190 * testsuite/weak_undef.h: New file.
2191 * testsuite/weak_undef_file1.cc: Add extra test cases.
2192 * testsuite/weak_undef_file2.cc: Likewise.
2193 * testsuite/weak_undef_test.cc: Likewise.
2195 2008-04-16 David S. Miller <davem@davemloft.net>
2197 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2198 Add issued_non_pic_error_ field. Declare check_non_pic.
2199 (Target_sparc::Scan::check_non_pic): New function.
2200 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2201 (Target_sparc::Scan::global): Likewise.
2203 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2204 * configure: Rebuild.
2206 * options.h (DEFINE_enable): New macro.
2207 (new_dtags): New enable option.
2208 (initfirst, interpose, loadfltr, nodefaultlib,
2209 nodelete, nodlopen, nodump): New -z options.
2210 * layout.cc (Layout:finish_dynamic_section): If new
2211 dtags enabled, emit DT_RUNPATH. Also, emit a
2212 DT_FLAGS_1 containing any specified -z flags.
2214 2008-04-16 Ian Lance Taylor <iant@google.com>
2216 * copy-relocs.cc: New file.
2217 * copy-relocs.h: New file.
2218 * reloc.cc: Remove Copy_relocs code.
2219 * reloc.h: Likewise.
2220 * reloc-types.h (struct Reloc_types) [both versions]: Add
2221 get_reloc_addend_noerror.
2222 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2223 variants of add_global which take an addend which must be zero.
2224 * i386.cc: Include "copy-relocs.h".
2225 (class Target_i386): Change type of copy_relocs_ to variable,
2227 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2229 (Target_i386::do_finalize_sections): Change handling of
2231 * sparc.cc: Include "copy-relocs.h".
2232 (class Target_sparc): Change type of copy_relocs_ to variable,
2234 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2236 (Target_sparc::do_finalize_sections): Change handling of
2238 * x86_64.cc: Include "copy-relocs.h".
2239 (class Target_x86_64): Change type of copy_relocs_ to variable,
2241 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2242 class. Change all callers.
2243 (Target_x86_64::do_finalize_sections): Change handling of
2245 * Makefile.am (CCFILES): Add copy-relocs.cc.
2246 (HFILES): Add copy-relocs.h.
2248 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2250 * testsuite/script_test_4.sh: Permit leading zeroes.
2252 2008-04-15 Ian Lance Taylor <iant@google.com>
2254 * script-sections.cc (Script_sections::create_segments): Use
2255 header_size_adjustment even when there is enough room for the
2257 * testsuite/script_test_4.sh: New file.
2258 * testsuite/script_test_4.t: New file.
2259 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2260 (check_DATA): Add script_test_4.stdout.
2261 (MOSTLYCLEANFILES): Likewise.
2262 (script_test_4): New target.
2263 (script_test_4.stdout): New target.
2264 * testsuite/Makefile.in: Rebuild.
2266 * sparc.cc: Add definitions for Output_data_plt_sparc class
2269 2008-04-14 David S. Miller <davem@davemloft.net>
2271 * sparc.cc: New file.
2272 * Makefile.am (TARGETSOURCES): Add sparc.cc
2273 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2274 * configure.tgt: Document targ_extra_size and
2275 targ_extra_big_endian. Add entries for sparc-* and
2277 * configure.ac: Handle targ_extra_size and
2278 targ_extra_big_endian.
2279 * Makefile.in: Rebuild.
2280 * configure: Likewise.
2281 * po/POTFILES.in: Likewise.
2282 * po/gold.pot: Likewise.
2284 2008-04-14 Ian Lance Taylor <iant@google.com>
2286 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2287 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2288 in the name/type/flags to section mapping. Don't call
2289 allocate_output_section.
2290 (Layout::choose_output_section): Change parameter from adjust_name
2291 to is_input_section. Don't permit input sections after sections
2292 are attached to segments. Don't call allocate_output_section.
2293 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2294 not write_enable_output_section.
2295 (Layout::make_output_section): Don't push to
2296 unattached_section_list_ nor call attach_to_segment. Call
2297 attach_section_to_segment if sections are attached.
2298 (Layout::attach_sections_to_segments): New function.
2299 (Layout::attach_section_to_segment): New function.
2300 (Layout::attach_allocated_section_to_segment): Rename from
2301 attach_to_segment. Remove flags parameter.
2302 (Layout::allocate_output_section): Remove function.
2303 (Layout::write_enable_output_section): Remove function.
2304 * layout.h (class Layout): Update for above changes. Add new
2305 field sections_are_attached_.
2306 * output.h (Output_section::update_flags_for_input_section): New
2308 * output.cc (Output_section::add_input_section): Call
2309 update_flags_for_input_section.
2310 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2312 2008-04-11 Cary Coutant <ccoutant@google.com>
2314 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2315 thought unnecessary.
2316 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2318 2008-04-11 Ian Lance Taylor <iant@google.com>
2320 * output.h (class Output_section_data): Remove inline definition
2322 * output.cc (Output_section_data::set_addralign): New function.
2324 2008-04-11 Cary Coutant <ccoutant@google.com>
2326 Add support for TLS descriptors for i386 and x86_64.
2327 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2328 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2329 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2331 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2332 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2333 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2335 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2336 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2337 Fix problem with initial-exec relocations.
2338 (Target_i386::Relocate::relocate_tls): Likewise.
2339 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2341 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2342 support for section-plus-offset dynamic table entries.
2343 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2344 (Output_data_dynamic::Dynamic_entry): Add support for
2345 section-plus-offset dynamic table entries.
2346 (Output_data_dynamic::Classification): Likewise.
2347 (Output_data_dynamic::classification_): Renamed offset_.
2348 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2349 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2350 (Target_x86_64::make_plt_section): New function.
2351 (Target_x86_64::reserve_tlsdesc_entries): New function.
2352 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2353 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2354 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2355 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2356 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2357 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2358 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2359 add extra PLT entry for TLS descriptors.
2360 (Output_data_plt_x86_64::got_): New field.
2361 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2362 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2364 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2366 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2367 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2368 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2369 R_386_TLS_DESC_CALL relocations.
2370 (Target_x86_64::Scan::global): Likewise.
2371 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2372 for TLS descriptors.
2373 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2374 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2375 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2376 GD-to-IE relaxation.
2377 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2378 and TLS_DESCRIPTORS.
2379 * Makefile.in: Rebuild.
2380 * configure: Rebuild.
2381 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2382 (tls_test_shared2.so): New target.
2383 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2384 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2385 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2386 (tls_shared_gd_to_ie_test_LDADD): New variable.
2387 (tls_shared_gnu2_gd_to_ie_test): New target.
2388 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2390 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2391 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2392 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2393 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2394 (tls_shared_gnu2_test): New target.
2395 (tls_test_gnu2_shared.so): New target.
2396 (tls_shared_gnu2_test_SOURCES): New variable.
2397 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2398 (tls_shared_gnu2_test_LDFLAGS): New variable.
2399 (tls_shared_gnu2_test_LDADD): New variable.
2400 * testsuite/Makefile.in: Rebuild.
2401 * testsuite/Makefile.
2403 2008-04-11 Ian Lance Taylor <iant@google.com>
2405 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2407 * testsuite/Makefile.in: Rebuild.
2409 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2411 * testsuite/script_test_2.cc (main): Adjust test.
2413 2008-04-11 David S. Miller <davem@davemloft.net>
2414 Ian Lance Taylor <iant@google.com>
2416 * options.h (General_options): Add entries for '-Y' and
2418 * options.cc (General_options:finalize): If -Y was used, add those
2419 entries to the library path instead of the default "/lib" and
2422 2008-04-11 David S. Miller <davem@davemloft.net>
2424 * testsuite/justsyms.t: Start at 0x100.
2425 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2426 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2428 * testsuite/script_test_2.cc: Adjust string and section length
2431 2008-04-09 Ian Lance Taylor <iant@google.com>
2434 * script-sections.cc (Sections_element::allocate_to_segment): Add
2436 (Output_section_definition::allocate_to_segment): Likewise.
2437 (Orphan_output_section::allocate_to_segment): Likewise.
2438 (Script_sections::attach_sections_using_phdrs_clause): Don't
2439 propagate non-PT_LOAD segments to orphan sections.
2440 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2441 readelf rather than objdump.
2442 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2443 .interp section and PT_INTERP segment are the same size.
2444 * testsuite/Makefile.in: Rebuild.
2446 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2447 aliases for symbols defined in the same object.
2448 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2449 (weak_alias_test_SOURCES): New variable.
2450 (weak_alias_test_DEPENDENCIES): New variable.
2451 (weak_alias_test_LDFLAGS): New variable.
2452 (weak_alias_test_LDADD): New variable.
2453 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2454 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2455 (weak_alias_test_3.o): New target.
2456 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2457 * testsuite/weak_alias_test_main.cc: New file.
2458 * testsuite/weak_alias_test_1.cc: New file.
2459 * testsuite/weak_alias_test_2.cc: New file.
2460 * testsuite/weak_alias_test_3.cc: New file.
2462 2008-04-08 Ian Lance Taylor <iant@google.com>
2464 * options.h (class General_options): Add --noinhibit-exec option.
2465 * main.cc (main): Check --noinhibit-exec.
2467 * options.h (class General_options): Define --wrap as a special
2468 option. Add wrap_symbols_ field.
2469 (General_options::any_wrap_symbols): New function.
2470 (General_options::is_wrap_symbol): New function.
2471 * options.cc (General_options::parse_wrap): New function.
2472 (General_options::General_options): Initialize wrap_symbols_.
2473 * symtab.cc (Symbol_table::wrap_symbol): New function.
2474 (Symbol_table::add_from_object): Handle --wrap.
2475 * symtab.h (class Symbol_table): Declare wrap_symbol.
2476 * target.h (Target::wrap_char): New function.
2477 (Target::Target_info): Add wrap_char field.
2478 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2479 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2480 * testsuite/testfile.cc (Target_test::test_target_info):
2483 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2486 * layout.h (class Layout): Add added_eh_frame_data_ field.
2487 * layout.cc (Layout::Layout): Initialize new field.
2488 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2489 output section until we find a section we merged successfully.
2490 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2491 that the size be non-zero.
2493 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2496 2008-04-08 Craig Silverstein <csilvers@google.com>
2498 * configure.ac: Export new conditional variable HAVE_ZLIB.
2499 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2501 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2502 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2504 2008-04-07 Ian Lance Taylor <iant@google.com>
2506 * version.cc (version_string): Set to "1.5".
2508 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2509 Add issued_non_pic_error_ field. Declare check_non_pic.
2510 (Target_x86_64::Scan::check_non_pic): New function.
2511 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2512 (Target_x86_64::Scan::global): Likewise.
2514 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2515 addend parameter. Change caller. Handle merge sections.
2516 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2517 Address to Addend. Don't add in the result of
2518 local_section_offset, pass down the addend and use the returned
2520 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2521 Update declarations of local_section_offset and symbol_value.
2522 * testsuite/two_file_test_1.cc (t18): New function.
2523 * testsuite/two_file_test_2.cc (f18): New function.
2524 * testsuite/two_file_test_main.cc (main): Call t18.
2525 * testsuite/two_file_test.h (t18, f18): Declare.
2527 * configure.ac: Don't test for objdump, c++filt, or readelf.
2528 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2530 (TEST_READELF): New variable.
2531 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2532 (check_PROGRAMS): Add two_file_strip_test.
2533 (two_file_strip_test): New target.
2534 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2535 (two_file_same_shared_strip_test_SOURCES): New variable.
2536 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2537 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2538 (two_file_same_shared_strip_test_LDADD): New variable.
2539 (two_file_shared_strip.so): New target.
2540 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2541 (ver_test_5.syms, ver_test_7.syms): Likewise.
2542 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2543 (strip_test_3.stdout): Use TEST_OBJDUMP.
2544 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2546 2008-04-04 Cary Coutant <ccoutant@google.com>
2548 * symtab.h (Symbol::is_weak_undefined): New function.
2549 (Symbol::is_strong_undefined): New function.
2550 (Symbol::is_absolute): New function.
2551 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2552 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2554 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2555 (weak_undef_test): New target.
2556 * testsuite/Makefile.in: Rebuild.
2557 * testsuite/weak_undef_file1.cc: New file.
2558 * testsuite/weak_undef_file2.cc: New file.
2559 * testsuite/weak_undef_test.cc: New file.
2561 2008-04-03 Craig Silverstein <csilvers@google.com>
2563 * compressed_output.h (class Output_compressed_section): Use
2565 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2567 (zlib_compressed_suffix): Removed.
2568 (Output_compressed_section::set_final_data_size): Use unsigned
2570 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2571 Fix linker invocation.
2572 (flagstest_o_specialfile_and_compress_debug_sections):
2574 * testsuite/Makefile.in: Regenerated.
2576 2008-04-02 David S. Miller <davem@davemloft.net>
2578 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2579 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2581 2008-04-02 Craig Silverstein <csilvers@google.com>
2585 2008-04-02 Ian Lance Taylor <iant@google.com>
2587 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2588 parameters. Update for new key type to views_. Change all
2590 (File_read::read): Adjust for byteshift in returned view.
2591 (File_read::add_view): New function, broken out of
2593 (File_read::make_view): New function, broken out of
2595 (File_read::find_or_make_view): Add offset and aligned
2596 parameters. Rewrite accordingly. Change all callers.
2597 (File_read::get_view): Add offset and aligned parameters. Adjust
2598 for byteshift in return value.
2599 (File_read::get_lasting_view): Likewise.
2600 * fileread.h (class File_read): Update declarations.
2601 (class File_read::View): Add byteshift_ field. Add byteshift to
2602 constructor. Add byteshift method.
2603 * archive.h (Archive::clear_uncached_views): New function.
2604 (Archive::get_view): Add aligned parameter. Change all callers.
2605 * object.h (Object::get_view): Add aligned parameter. Change all
2607 (Object::get_lasting_view): Likewise.
2609 * fileread.cc (File_read::release): Don't call clear_views if
2610 there are multiple objects.
2611 * fileread.h (File_read::clear_uncached_views): New function.
2612 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2615 2008-03-31 Cary Coutant <ccoutant@google.com>
2617 Add thin archive support.
2618 * archive.cc (Archive::armagt): New const.
2619 (Archive::setup): Remove task parameter and calls to unlock.
2620 (Archive::unlock_nested_archives): New function.
2621 (Archive::read_header): Add nested_off parameter. Change
2623 (Archive::interpret_header): Likewise.
2624 (Archive::include_all_members): Change to handle thin
2626 (Archive::include_member): Likewise.
2627 * archive.h (Archive::Archive): Add new parameters and
2629 (Archive::armagt): New const.
2630 (Archive::setup): Remove task parameter.
2631 (Archive::unlock_nested_archives): New function.
2632 (Archive::read_header): Add nested_off parameter.
2633 (Archive::interpret_header): Likewise.
2634 (Archive::Nested_archive_table): New typedef.
2635 (Archive::is_thin_archive_): New field.
2636 (Archive::nested_archives_): New field.
2637 (Archive::options_): New field.
2638 (Archive::dirpath_): New field.
2639 (Archive::task_): New field.
2640 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2641 for thin archives. Pass additional parameters to
2642 Archive::Archive. Unlock the archive file after calling
2645 2008-03-29 Ian Lance Taylor <iant@google.com>
2647 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2648 version symbol to be local.
2649 * testsuite/ver_test_4.sh: New file.
2650 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2651 (check_DATA): Add ver_test_4.syms.
2652 (ver_test_4.syms): New target.
2653 * testsuite/Makefile.in: Rebuild.
2656 (Output_section::Input_section_sort_entry::has_priority): New
2658 (Output_section::Input_section_sort_entry::match_file_name): New
2660 (Output_section::Input_section_sort_entry::match_section_name):
2662 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2664 (Output_section::Input_section_sort_entry::match_section_file):
2666 (Output_section::Input_section_sort_compare::operator()): Rewrite
2667 using new Input_section_sort_entry functions. Sort crtbegin and
2668 crtend first. Sort sections with no priority before sections with
2670 * testsuite/initpri1.c (d3): Check j != 4.
2671 (cd5): New constructor/destructor function.
2672 (main): Check j != 2.
2674 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2675 new symbol when resolving, don't call set_is_default.
2676 * testsuite/ver_test_7.cc: New file.
2677 * testsuite/ver_test_7.sh: New file.
2678 * testsuite/Makefile.am (ver_test_7.so): New target.
2679 (ver_test_7.o): New target.
2680 (check_SCRIPTS): Add ver_test_7.sh.
2681 (check_DATA): Add ver_test_7.syms.
2682 (ver_test_7.syms): New target.
2684 2008-03-28 Ian Lance Taylor <iant@google.com>
2686 * layout.cc (Layout::layout): If we see an input section with a
2687 name that needs sorting, set the must_sort flag for the output
2689 (Layout::make_output_section): If the name of the output section
2690 indicates that it might require sorting, set the may_sort flag.
2691 * output.h (Output_section::may_sort_attached_input_sections): New
2693 (Output_section::set_may_sort_attached_input_sections): New
2695 (Output_section::must_sort_attached_input_sections): New
2697 (Output_section::set_must_sort_attached_input_sections): New
2699 (class Output_section): Declare Input_section_sort_entry. Define
2700 Input_section_sort_compare. Declare
2701 sort_attached_input_sections. Add new fields:
2702 may_sort_attached_input_sections_,
2703 must_sort_attached_input_sections_,
2704 attached_input_sections_are_sorted_.
2705 * output.cc (Output_section::Output_section): Initialize new
2707 (Output_section::add_input_section): Add an entry to
2708 input_sections_ if may_sort or must_sort are true.
2709 (Output_section::set_final_data_size): Call
2710 sort_attached_input_sections if necessary.
2711 (Output_section::Input_section_sort_entry): Define new class.
2712 (Output_section::Input_section_sort_compare::operator()): New
2714 (Output_section::sort_attached_input_sections): New function.
2715 * configure.ac: Check whether the compiler supports constructor
2716 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2717 * testsuite/initpri1.c: New file.
2718 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2719 CONSTRUCTOR_PRIORITY.
2720 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2721 (initpri1_LDFLAGS): New variable.
2722 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2724 2008-03-27 Ian Lance Taylor <iant@google.com>
2726 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2727 * testsuite/common_test_1.c: New file.
2728 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2729 (common_test_1_SOURCES): New variable.
2730 (common_test_1_DEPENDENCIES): New variable.
2731 (common_test_1_LDFLAGS): New variable.
2733 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2734 and commons_ correctly when NAME/VERSION does not override
2736 * testsuite/ver_test_6.c: New file.
2737 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2738 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2739 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2741 2008-03-26 Ian Lance Taylor <iant@google.com>
2743 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2744 of an undefined symbol from a version script.
2745 * testsuite/Makefile.am (ver_test_5.so): New target.
2746 (ver_test_5.o): New target.
2747 (check_SCRIPTS): Add ver_test_5.sh.
2748 (check_DATA): Add ver_test_5.syms.
2749 (ver_test_5.syms): New target.
2750 * testsuite/ver_test_5.cc: New file.
2751 * testsuite/ver_test_5.script: New file.
2752 * testsuite/ver_test_5.sh: New file.
2753 * Makefile.in, testsuite/Makefile.in: Rebuild.
2756 Fix problems building gold with gcc 4.3.0.
2757 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2758 (gold_error_at_location, gold_warning_at_location): Use it.
2759 * configure.ac: Check whether we can compile and use a template
2760 function with a printf attribute.
2761 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2762 when jumping over bytes.
2763 * object.cc: Instantiate Object::read_section_data.
2764 * debug.h: Include <cstring>
2765 * dwarf_reader.cc: Include <algorithm>
2766 * main.cc: Include <cstring>.
2767 * options.cc: Include <cstring>.
2768 * output.cc: Include <cstring>.
2769 * script.cc: Include <cstring>.
2770 * script.h: Include <string>.
2771 * symtab.cc: Include <cstring> and <algorithm>.
2772 * target-select.cc: Include <cstring>.
2773 * version.cc: Include <string>.
2774 * testsuite/testmain.cc: Include <cstdlib>.
2775 * configure, config.in: Rebuild.
2777 2008-03-25 Ian Lance Taylor <iant@google.com>
2779 * options.cc: Include "../bfd/bfdver.h".
2780 (options::help): Print bug reporting address.
2782 * version.cc (print_version): Adjust output for current value of
2787 * options.cc (options::help): Print list of supported targets.
2788 * target-select.h: Include <vector>.
2789 (class Target_selector): Make machine_, size_, and is_big_endian_
2790 fields const. Add bfd_name_ and instantiated_target_ fields.
2791 (Target_selector::Target_selector): Add bfd_name parameter.
2792 (Target_selector::recognize): Make non-virtual, call
2794 (Target_selector::recognize_by_name): Make non-virtual, call
2795 do_recognize_by_name.
2796 (Target_selector::supported_names): New function.
2797 (Target_selector::bfd_name): New function.
2798 (Target_selector::do_instantiate_target): New pure virtual
2800 (Target_selector::do_recognize): New virtual function.
2801 (Target_selector::do_recognize_by_name): New virtual function.
2802 (Target_selector::instantiate_target): New private function.
2803 (supported_target_names): Declare.
2804 * target-select.cc (Target_selector::Target_selector): Update for
2805 new parameter and fields.
2806 (select_target_by_name): Check that the name matches before
2807 calling recognize_by_name.
2808 (supported_target_names): New function.
2809 * i386.cc (class Target_selector_i386): Update Target_selector
2810 constructor call. Remove recognize and recognize_by_name. Add
2811 do_instantiate_target.
2812 * x86_64.cc (class Target_selector_x86_64): Likewise.
2813 * testsuite/testfile.cc (class Target_selector_test): Update for
2814 changes to Target_selector.
2816 * README: Rewrite, with some notes on unsupported features.
2818 2008-03-24 Cary Coutant <ccoutant@google.com>
2820 * i386.cc (Target_i386::Got_type): New enum declaration.
2821 (Target_i386::Scan::local): Updated callers of Output_data_got
2823 (Target_i386::Scan::global): Likewise.
2824 (Target_i386::Relocate::relocate): Likewise.
2825 (Target_i386::Relocate::relocate_tls): Likewise.
2826 * object.h (Got_offset_list): New class.
2827 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2828 (Sized_relobj::local_got_offset): Likewise.
2829 (Sized_relobj::set_local_got_offset): Likewise.
2830 (Sized_relobj::local_has_tls_got_offset): Removed.
2831 (Sized_relobj::local_tls_got_offset): Removed.
2832 (Sized_relobj::set_local_tls_got_offset): Removed.
2833 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2834 * output.cc (Output_data_got::add_global): Added got_type parameter.
2835 (Output_data_got::add_global_with_rel): Likewise.
2836 (Output_data_got::add_global_with_rela): Likewise.
2837 (Output_data_got::add_global_pair_with_rel): New function.
2838 (Output_data_got::add_global_pair_with_rela): New function.
2839 (Output_data_got::add_local): Added got_type parameter.
2840 (Output_data_got::add_local_with_rel): Likewise.
2841 (Output_data_got::add_local_with_rela): Likewise.
2842 (Output_data_got::add_local_pair_with_rel): New function.
2843 (Output_data_got::add_local_pair_with_rela): New function.
2844 (Output_data_got::add_global_tls): Removed.
2845 (Output_data_got::add_global_tls_with_rel): Removed.
2846 (Output_data_got::add_global_tls_with_rela): Removed.
2847 (Output_data_got::add_local_tls): Removed.
2848 (Output_data_got::add_local_tls_with_rel): Removed.
2849 (Output_data_got::add_local_tls_with_rela): Removed.
2850 * output.h (Output_data_got::add_global): Added got_type parameter.
2851 (Output_data_got::add_global_with_rel): Likewise.
2852 (Output_data_got::add_global_with_rela): Likewise.
2853 (Output_data_got::add_global_pair_with_rel): New function.
2854 (Output_data_got::add_global_pair_with_rela): New function.
2855 (Output_data_got::add_local): Added got_type parameter.
2856 (Output_data_got::add_local_with_rel): Likewise.
2857 (Output_data_got::add_local_with_rela): Likewise.
2858 (Output_data_got::add_local_pair_with_rel): New function.
2859 (Output_data_got::add_local_pair_with_rela): New function.
2860 (Output_data_got::add_global_tls): Removed.
2861 (Output_data_got::add_global_tls_with_rel): Removed.
2862 (Output_data_got::add_global_tls_with_rela): Removed.
2863 (Output_data_got::add_local_tls): Removed.
2864 (Output_data_got::add_local_tls_with_rel): Removed.
2865 (Output_data_got::add_local_tls_with_rela): Removed.
2866 * resolve.cc (Symbol::override_base_with_special): Removed
2867 reference to has_got_offset_ field.
2868 * symtab.cc (Symbol::init_fields): Replaced initialization
2869 of got_offset_ with got_offsets_. Removed initialization
2871 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
2872 (Symbol::got_offset): Likewise.
2873 (Symbol::set_got_offset): Likewise.
2874 (Symbol::has_tls_got_offset): Removed.
2875 (Symbol::tls_got_offset): Removed.
2876 (Symbol::set_tls_got_offset): Removed.
2877 (Symbol::got_offset_): Removed.
2878 (Symbol::tls_mod_got_offset_): Removed.
2879 (Symbol::tls_pair_got_offset_): Removed.
2880 (Symbol::got_offsets_): New field.
2881 (Symbol::has_got_offset): Removed.
2882 (Symbol::has_tls_mod_got_offset): Removed.
2883 (Symbol::has_tls_pair_got_offset): Removed.
2884 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2885 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2887 (Target_x86_64::Scan::global): Likewise.
2888 (Target_x86_64::Relocate::relocate): Likewise.
2889 (Target_x86_64::Relocate::relocate_tls): Likewise.
2891 2008-03-25 Ben Elliston <bje@au.ibm.com>
2893 * yyscript.y: Fix spelling error in comment.
2895 2008-03-24 Ian Lance Taylor <iant@google.com>
2897 * options.h (class General_options): Define build_id option.
2898 * layout.h (class Layout): Declare write_build_id, create_note,
2899 create_build_id. Add build_id_note_ member.
2900 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2901 "libiberty.h", "md5.h", "sha1.h".
2902 (Layout::Layout): Initialize eh_frame_data_,
2903 eh_frame_hdr_section_, and build_id_note_.
2904 (Layout::finalize): Call create_build_id.
2905 (Layout::create_note): New function, broken out of
2906 Layout::create_gold_note.
2907 (Layout::create_gold_note): Call create_note.
2908 (Layout::create_build_id): New function.
2909 (Layout::write_build_id): New function.
2910 (Close_task_runner::run): Call write_build_id.
2912 * x86_64.cc: Correct license to GPLv3.
2914 2008-03-23 Ian Lance Taylor <iant@google.com>
2916 * options.cc: Include "demangle.h".
2917 (parse_optional_string): New function.
2918 (parse_long_option): Handle takes_optional_argument.
2919 (parse_short_option): Update dash_z initializer. Handle
2920 takes_optional_argument.
2921 (General_options::General_options): Initialize do_demangle_.
2922 (General_options::finalize): Set do_demangle_. Handle demangling
2924 * options.h (parse_optional_string): Declare.
2925 (struct One_option): Add optional_arg field. Update constructor.
2926 Update call constructor calls. Add takes_optional_argument
2928 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2929 (DEFINE_optional_string): Define.
2930 (General_options::demangle): Change from DEFINE_bool to
2931 DEFINE_optional_string.
2932 (General_options::no_demangle): New function.
2933 (General_options::do_demangle): New function.
2934 (General_options::set_do_demangle): New function.
2935 (General_options::execstack_status_): Move definition to end of
2937 (General_options::static_): Likewise.
2938 (General_options::do_demangle_): New field.
2939 * object.cc (big_endian>::get_symbol_location_info): Call
2940 Options::do_demangle, not Options::demangle.
2941 * symtab.cc (demangle): Likewise.
2943 2008-03-22 Ian Lance Taylor <iant@google.com>
2945 * gold.h: Include <cstddef> and <sys/types.h>
2946 * options.h: Include <cstring>.
2948 2008-03-21 Ian Lance Taylor <iant@google.com>
2950 * Added source code to GNU binutils.