1 2009-03-23 Ian Lance Taylor <iant@google.com>
4 * i386.cc: Include "freebsd.h".
5 (Target_i386): Derive from Target_freebsd rather than
7 (Target_selector_i386): Derive from Target_selector_freebsd rather
9 * x86_64.cc: Include "freebsd.h".
10 (Target_x86_64): Derive from Target_freebsd rather than
12 (Target_selector_x86_64): Derive from Target_selector_freebsd
13 rather than Target_selector.
14 * target.h (class Target): Add adjust_elf_header and
16 * output.cc (Output_file_header:: do_sized_write): Call target
17 adjust_elf_header routine.
18 * configure.tgt: Set targ_osabi.
19 * configure.ac: Define GOLD_DEFAULT_OSABI.
20 * parameters.cc (Parameters::default_target): Pass
21 GOLD_DEFAULT_OSABI to select_target.
22 * target-select.h (class Target_selector): Make instantiate_target
23 protected rather than private.
24 * Makefile.am (HFILES): Add freebsd.h.
25 * configure, Makefile.in, config.in: Rebuild.
27 * merge.cc (do_add_input_section): Correct pend value. Change
28 message about last entry not being null terminated from error to
31 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
33 * incremental.cc: New file.
34 * Makefile.am (CCFILES): Add incremental.cc.
35 * Makefile.in: Rebuild.
37 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
39 * layout.cc (Layout::output_section_name): Preserve names
42 2009-03-19 Ian Lance Taylor <iant@google.com>
44 * descriptors.cc (Descriptors::open): Check that the options are
45 valid before using them.
47 2009-03-18 Ian Lance Taylor <iant@google.com>
49 * script-sections.h: Include <list>.
50 (class Script_sections): Change Sections_elements from std::vector
51 to std::list. Typedef public Elements_iterator. Add
52 orphan_section_placement_, data_segment_align_start_, and
53 saw_data_segment_align_ fields. Remove data_segment_align_index_
55 * script-sections.cc (class Orphan_section_placement): New class.
56 (class Sections_element): Add virtual functions is_relro and
57 orphan_section_init. Remove virtual function place_orphan_here.
58 (class Output_section_definition): Add is_relro and
59 orphan_section_init. Remove place_orphan_here.
60 (class Orphan_output_section): Likewise.
61 (Script_sections::Script_sections): Update for field changes.
62 (Script_sections::data_segment_align): Set saw_data_segment_align_
63 and data_segment_align_start_, not data_segment_align_index.
64 (Script_sections::data_segment_relro_end): Check
65 saw_data_segment_align_. Use data_segment_align_start_ rather
66 than data_segment_align_index_.
67 (Script_sections::place_orphan): Rewrite to use
68 Orphan_section_placement.
70 2009-03-17 Ian Lance Taylor <iant@google.com>
72 * archive.cc (Archive::add_symbols): Check for a version attached
73 to the symbol name in the archive map.
74 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
75 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
76 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
77 (ver_test_11.a): New target.
78 * testsuite/Makefile.in: Rebuild.
80 * configure.ac: Check for chsize and posix_fallocate. Replace
82 * ftruncate.c: New file, from gnulib.
83 * output.cc (posix_fallocate): Define dummy version if not
85 (Output_file::map): Call posix_fallocate rather than lseek and
87 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
88 * configure, Makefile.in, config.in: Rebuild.
90 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
92 * layout.h (Layout::create_note): Add section_name parameter.
93 * layout.cc (Layout::create_note): Likewise.
94 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
96 2009-03-17 Ian Lance Taylor <iant@google.com>
98 * descriptors.cc: Include "options.h".
99 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
100 (Descriptors::open): Always use O_CLOEXEC when opening a new
101 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
104 * sparc.cc (class Target_sparc): Add has_got_section.
105 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
106 make sure we have a GOT section.
108 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
109 (Target_sparc::Scan::local): Likewise.
110 (Target_sparc::Scan::global): Likewise.
111 (Target_sparc::Relocate::relocate): Likewise.
112 (Target_sparc::Relocate::relocate_tls): Likewise.
114 * symtab.cc (Symbol_table::define_default_version): New function,
115 broken out of add_from_object.
116 (Symbol_table::add_from_object): Call define_default_version.
117 (Symbol_table::define_special_symbol): Add resolve_oldsym
118 parameter. Change all callers. If the version for a symbol comes
119 from a version script, resolve it with the symbol with the same
120 name with no version. Also add the symbol without a version if
122 (do_define_in_output_data): If resolving with oldsym, don't delete
124 (do_define_in_output_segment): Likewise.
125 (do_define_as_constant): Likewise.
126 * symtab.h (class Symbol_table): Update declarations.
128 2009-03-13 Ian Lance Taylor <iant@google.com>
130 * readsyms.cc (Read_symbols::incompatible_warning): New function.
131 (Read_symbols::requeue): New function.
132 (Read_symbols::do_read_symbols): If make_elf_object fails because
133 the target type is not configured, and the file was searched for,
134 issue a warning and retry with the next directory.
135 (Add_symbols::run): If the file has an incompatible format, and
136 it was searched for, requeue the Read_symbols task. On error,
138 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
139 dirindex parameter to constructor. Change all callers. Declare
140 incompatible_warning and requeue.
141 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
142 input_argument_ and input_group_ fields. Add them to
143 constructor. Change all callers.
144 (class Read_script): Add dirindex_ field. Add it to constructor.
146 * archive.cc (Archive::setup): Remove input_objects parameter.
148 (Archive::get_file_and_offset): Likewise.
149 (Archive::read_all_symbols): Likewise.
150 (Archive::read_symbols): Likewise.
151 (Archive::get_elf_object_for_member): Remove input_objects
152 parameter. Add punconfigured parameter. Change all callers.
153 (Archive::add_symbols): Change return type to bool. Check return
154 value of include_member.
155 (Archive::include_all_members): Likewise.
156 (Archive::include_member): Change return type to bool. Return
157 false if first included object has incompatible target. Set
158 included_member_ field.
159 (Add_archive_symbols::run): If add_symbols returns false, requeue
161 * archive.h (class Archive): Add included_member_ field.
162 Initialize it in constructor. Add input_file and searched_for
163 methods. Update declarations.
164 (class Add_archive_symbols): Add dirpath_, dirindex_, and
165 input_argument_ fields. Add them to constructor. Change all
167 * script.cc: Include "target-select.h".
168 (class Parser_closure): Add skip_on_incompatible_target_ and
169 found_incompatible_target_ fields. Add
170 skip_on_incompatible_target parameter to constructor. Change all
171 callers. Add methods skip_on_incompatible_target,
172 clear_skip_on_incompatible_target, found_incompatible_target, and
173 set_found_incompatible_target.
174 (read_input_script): Add dirindex parameter. Change all callers.
175 If parser finds an incompatible target, requeue Read_symbols
177 (script_set_symbol): Clear skip_on_incompatible_target in
179 (script_add_assertion, script_parse_option): Likewise.
180 (script_start_sections, script_add_phdr): Likewise.
181 (script_check_output_format): New function.
182 * script.h (read_input_script): Update declaration.
183 * script-c.h (script_check_output_format): Declare.
184 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
185 (ignore_cmd): Remove OUTPUT_FORMAT.
186 * fileread.cc (Input_file::Input_file): Add explicit this.
187 (Input_file::will_search_for): New function.
188 (Input_file::open): Add pindex parameter. Change all callers.
189 * fileread.h (class Input_file): Add input_file_argument method.
190 Declare will_search_for. Update declarations.
191 * object.cc (make_elf_object): Add punconfigured parameter.
193 * object.h (class Object): Make input_file public. Add
195 (make_elf_object): Update declaration.
196 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
198 * dirsearch.h (class Dirsearch): Update declaration.
199 * options.h (class General_options): Add --warn-search-mismatch.
200 * parameters.cc (Parameters::is_compatible_target): New function.
201 * parameters.h (class Parameters): Declare is_compatible_target.
202 * workqueue.cc (Workqueue::add_blocker): New function.
203 * workqueue.h (class Workqueue): Declare add_blocker.
205 * fileread.cc (Input_file::open): Remove options parameter.
207 (Input_file::open_binary): Likewise.
208 * script.cc (read_input_script): Likewise.
209 * readsyms.h (class Read_symbols): Remove options_ field. Remove
210 options parameter from constructor. Change all callers.
211 (class Read_script): Likewise.
212 * fileread.h (class Input_file): Update declarations.
213 * script.h (read_input_script): Update declaration.
215 2009-03-10 Nick Clifton <nickc@redhat.com>
217 * po/es.po: New Spanish translation.
219 2009-03-06 Cary Coutant <ccoutant@google.com>
221 * options.cc (parse_short_option): Keep dash_z from registering itself.
223 2009-03-03 Ian Lance Taylor <iant@google.com>
226 * target-reloc.h (relocate_section): Pass output_section to
228 * i386.cc (Target_i386::should_apply_static_reloc): Add
229 output_section parameter. Change all callers.
230 (Target_i386::Relocate::relocate): Add output_section parameter.
231 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
232 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
233 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
234 * testsuite/two_file_shared.sh: New script.
235 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
236 (check_DATA): Add two_file_shared.dbg.
237 (two_file_shared.dbg): New target.
238 * testsuite/Makefile.in: Rebuild.
240 2009-03-01 Ian Lance Taylor <iant@google.com>
242 * configure.ac: Check for byteswap.h.
243 * configure: Rebuild.
244 * config.in: Rebuild.
246 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
248 * layout.cc (Layout::find_or_add_kept_section): New function.
249 (Layout::add_comdat): Removed.
250 * layout.h (struct Kept_section): Move out of class Layout.
251 Remove trailing underscores from field names. Add group_sections
252 field. Rename group_ field to is_group. Change all uses.
253 (class Layout): Declare find_or_add_kept_section, not add_comdat.
254 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
255 comdat_groups_ field.
256 (Sized_relobj::include_section_group): Use
257 find_or_add_kept_section and Kept_section::group_sections.
258 (Sized_relobj::include_linkonce_section): Likewise.
259 * object.cc (class Sized_relobj): Don't define Comdat_group or
260 Comdat_group_table. Remove find_comdat_group and
261 add_comdat_group. Remove comdat_groups_ field.
262 * plugin.cc (include_comdat_group): Use
263 Layout::find_or_add_kept_section.
265 2009-02-28 Ian Lance Taylor <iant@google.com>
267 * README: --gc-sections and map files are now supported. Document
268 some build requirements.
271 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
272 relocatable link set the value of the section symbol to zero.
273 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
274 relocatable link don't include the section address in the local
277 2009-02-27 Ian Lance Taylor <iant@google.com>
280 * options.h (class Search_directory): Add is_system_directory.
281 (class General_options): Declare is_in_system_directory.
282 * options.cc (get_relative_sysroot): Make static.
283 (get_default_sysroot): Make static.
284 (General_optoins::is_in_system_directory): New function.
285 * fileread.cc (Input_file::is_in_system_directory): New function.
286 * fileread.h (class Input_file): Declare is_in_system_directory.
287 * object.h (class Object): Add is_in_system_directory.
288 (class Input_objects): Remove system_library_directory_ field.
289 * object.cc (Input_objects::add_object): Don't set
290 system_library_directory_.
291 (input_objects::found_in_system_library_directory): Remove.
292 * symtab.cc (Symbol_table::write_globals): Remove input_objects
293 parameter. Change all callers.
294 (Symbol_table::sized_write_globals): Likewise.
295 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
296 Call Object::is_in_system_directory.
297 * symtab.h (class Symbol_table): Update declarations.
300 * descriptors.h (Open_descriptor): Add is_on_stack field.
301 * descriptors.cc (Descriptors::open): If the descriptor is on the
302 top of the stack, remove it. Initialize is_on_stack field.
303 (Descriptors::release): Only add pod to stack if it is not on the
305 (Descriptors::close_some_descriptor): Clear stack_next and
309 * output.cc (Output_section::find_starting_output_address): Rename
310 from starting_output_address; add PADDR parameter; change return
312 * output.h (class Output_section): Declare
313 find_starting_output_address instead of starting_output_address.
314 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
315 section symbol for which we can't find a merge section.
318 * symtab.cc (Symbol_table::add_from_object): If the visibility is
319 hidden or internal, force the symbol to be local.
320 * resolve.cc (Symbol::override_visibility): Define.
321 (Symbol::override_base): Use override_visibility.
322 (Symbol_table::resolve): Likewise.
323 (Symbol::override_base_with_special): Likewise.
324 (Symbol_table::override_with_special): If the visibility is hidden
325 or internal, force the symbol to be local.
326 * symtab.h (class Symbol): Add set_visibility and
328 * testsuite/ver_test_1.sh: New file.
329 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
330 (check_DATA): Add ver_test_1.syms.
331 (ver_test_1.syms): New target.
332 * testsuite/Makefile.in: Rebuild.
334 2009-02-25 Cary Coutant <ccoutant@google.com>
336 * layout.cc (Layout::choose_output_section): Don't rename sections
337 when using a linker script that has a SECTIONS clause.
338 * Makefile.in: Regenerate.
340 * testsuite/Makefile.am (script_test_5.sh): New test case.
341 * testsuite/Makefile.in: Regenerate.
342 * testsuite/script_test_5.cc: New file.
343 * testsuite/script_test_5.sh: New file.
344 * testsuite/script_test_5.t: New file.
346 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
348 * archive.cc (Archive::include_member): Update calls to add_symbols.
349 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
351 * dynobj.h (do_add_symbols): Add the Layout argument.
352 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
354 * object.h (Object::add_symbols): Add the Layout argument.
355 (Object::do_add_symbols): Add the Layout argument.
356 (Sized_relobj::do_add_symbols): Add the Layout argument.
357 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
358 Unify the two versions.
359 (Add_plugin_symbols): Remove.
360 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
361 (Sized_pluginobj::do_add_symbols): Unify the two versions.
362 (Add_plugin_symbols): Remove.
363 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
364 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
365 (Add_symbols::run): Make it work with Pulginobj.
367 2009-02-06 Ian Lance Taylor <iant@google.com>
369 * object.cc (Sized_relobj::do_layout): Make info message start
370 with lower case letter.
372 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
374 * binary.cc: Fix file comment.
376 * options.h (enum Incremental_disposition): Define.
377 (class General_options): Add new options: --incremental,
378 --incremental_changed, --incremental_unchanged,
379 --incremental_unknown. Add incremental_disposition_ and
380 implicit_incremental_ fields.
381 (General_options::incremental_disposition): New function.
382 (class Position_dependent_options): Add incremental_disposition
384 (Position_dependent_options::copy_from_options): Set incremental
386 * options.cc (General_options::parse_incremental_changed): New
388 (General_options::parse_incremental_unchanged): New function.
389 (General_options::parse_incremental_unknown): New function.
390 (General_options::General_options): Initialize new fields
391 incremental_disposition_ and implicit_incremental_.
392 (General_options::finalize): Check for uasge of --incremental-*
393 without --incremental.
395 2009-02-06 Chris Demetriou <cgd@google.com>
397 * gold.h (gold_undefined_symbol): Change to take only a Symbol
398 pointer and to report location as the file name associated with
400 (gold_undefined_symbol_at_location): New function to replace the
401 old gold_undefined_symbol functionality.
402 * target-reloc.h (relocate_section): Update to use
403 gold_undefined_symbol_at_location.
404 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
405 Call gold_undefined_symbol function rather than gold_error.
406 * errors.h (Errors::undefined_symbol): Take location as a
407 string, rather than calculating it from a relocation.
408 * errors.cc (Errors::fatal): Print "fatal error:" before the
410 (Errors::error, Errors::error_at_location): Print "error: "
411 before the formatted message.
412 (Errors::undefined_symbol): Take location as a string, rather
413 than calculating it from a relocation.
414 (gold_undefined_symbol_at_location): New function akin to
415 old gold_undefined_symbol, calculates location from relocation.
416 (gold_undefined_symbol): Change to take only a Symbol pointer
417 and to report location as the file name associated with the symbol.
418 * testsuite/debug_msg.sh: Update for changed error messages.
419 * testsuite/undef_symbol.sh: Likewise.
421 2009-02-04 Duncan Sands <baldrick@free.fr>
424 * reduced_debug_output.h
425 (Output_reduced_debug_abbrev_section::failed): Use format for
427 (Output_reduced_debug_info_section::faild): Likewise.
429 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
431 * script.cc (Lazy_demangler): New class.
432 (Version_script_info::get_symbol_version_helper): Demangle a
435 2009-01-29 Cary Coutant <ccoutant@google.com>
437 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
439 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
441 2009-01-28 Ian Lance Taylor <iant@google.com>
443 * version.cc (version_string): Bump to 1.9.
445 * gold.h: Include <cstring> and <stdint.h>.
446 * version.cc: Include <cstdio>.
447 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
449 * reduced_debug_output.cc (insert_into_vector): Rename from
450 Insert_into_vector; change all callers. Use Swap_unaligned to
451 avoid aliasing issue; remove union since it is unnecessary.
453 2009-01-27 Sriraman Tallam <tmsriram@google.com>
455 * Makefile.am (CCFILES): Add gc.cc.
457 * Makefile.in: Regenerate.
458 * gold.cc (Gc_runner): New class.
459 (queue_initial_tasks): Call garbage collection related tasks
460 when corresponding options are invoked.
461 (queue_middle_gc_tasks): New function.
462 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
463 processed early before laying out sections during garbage collection.
464 * gold.h (queue_middle_gc_tasks): New function.
465 (is_prefix_of): Move from "layout.cc".
466 * i386.cc (Target_i386::gc_process_relocs): New function.
467 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
468 * main.cc (main): Create object of class "Garbage_collection".
469 * object.cc (Relobj::copy_symbols_data): New function.
470 (Relobj::is_section_name_included): New function.
471 (Sized_relobj::do_layout): Allow this function to be called twice
472 during garbage collection and defer layout of section during the
474 * object.h (Relobj::get_symbols_data): New function.
475 (Relobj::is_section_name_included): New function.
476 (Relobj::copy_symbols_data): New function.
477 (Relobj::set_symbols_data): New function.
478 (Relobj::get_relocs_data): New function.
479 (Relobj::set_relocs_data): New function.
480 (Relobj::is_output_section_offset_invalid): New pure virtual function.
481 (Relobj::gc_process_relocs): New function.
482 (Relobj::do_gc_process_relocs): New pure virtual function.
483 (Relobj::sd_): New data member.
484 (Sized_relobj::is_output_section_offset_invalid): New function.
485 (Sized_relobj::do_gc_process_relocs): New function.
486 * options.h (General_options::gc_sections): Modify to not be a no-op.
487 (General_options::print_gc_sections): New option.
488 * plugin.cc (Plugin_finish::run): Remove function call to
489 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
490 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
491 * reloc.cc (Read_relocs::run): Add task to process relocs and
492 determine unreferenced sections when doing garbage collection.
493 (Gc_process_relocs): New class.
494 (Sized_relobj::do_gc_process_relocs): New function.
495 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
496 sections that are garbage collected.
497 * reloc.h (Gc_process_relocs): New class.
498 * sparc.cc (Target_sparc::gc_process_relocs): New function.
499 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
500 symbols whose corresponding sections are garbage collected.
501 (Symbol_table::Symbol_table): Add new parameter for the garbage
503 (Symbol_table::gc_mark_undef_symbols): New function.
504 (Symbol_table::gc_mark_symbol_for_shlib): New function.
505 (Symbol_table::gc_mark_dyn_syms): New function.
506 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
508 (Symbol_table::add_from_object): Likewise.
509 (Symbol_table::add_from_relobj): When building shared objects, do not
510 treat externally visible symbols as garbage.
511 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
512 table information for static and relocatable links.
513 * symtab.h (Symbol_table::set_gc): New function.
514 (Symbol_table::gc): New function.
515 (Symbol_table::gc_mark_undef_symbols): New function.
516 (Symbol_table::gc_mark_symbol_for_shlib): New function.
517 (Symbol_table::gc_mark_dyn_syms): New function.
518 (Symbol_table::gc_): New data member.
519 * target.h (Sized_target::gc_process_relocs): New pure virtual
521 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
522 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
524 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
526 * options.h (General_options::gc_sections): Define as a no-op for now.
527 (General_options::no_keep_memory): Ditto.
528 (General_options::Bshareable): Define.
529 * options.cc (General_options::finalize): Honor -Bshareable.
531 2009-01-20 Andreas Schwab <schwab@suse.de>
533 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
534 read the value in the contents, since we don't use it. Use the
535 template endianness when writing.
536 (Relocate::relocate): Use it for R_PPC_REL16_HA.
538 2009-01-19 Andreas Schwab <schwab@suse.de>
540 * configure.tgt (powerpc64-*): Fix targ_obj.
542 2009-01-15 Ian Lance Taylor <iant@google.com>
544 * object.cc (Sized_relobj::write_local_symbols): Don't write out
545 local symbols when stripping all symbols.
547 2009-01-14 Cary Coutant <ccoutant@google.com>
549 * output.cc (Output_reloc): Add explicit instantiations.
551 2009-01-14 Cary Coutant <ccoutant@google.com>
553 * archive.cc (Archive::get_elf_object_for_member): Remove call
554 to File_read::claim_for_plugin.
555 * descriptors.cc (Descriptors::open): Remove reference to
557 (Descriptors::claim_for_plugin): Remove.
558 * descriptors.h (Descriptors::claim_for_plugin): Remove.
559 (Descriptors::is_claimed): Remove.
560 (claim_descriptor_for_plugin): Remove.
561 * fileread.cc (File_read::claim_for_plugin): Remove.
562 * fileread.h (File_read::claim_for_plugin): Remove.
563 (File_read::descriptor): Reopen descriptor if necessary.
564 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
565 (Plugin_manager::all_symbols_read): Add task parameter. Change
567 (Plugin_manager::get_input_file): New function.
568 (Plugin_manager::release_input_file): New function.
569 (Pluginobj::Pluginobj): Add filesize parameter and initialize
570 corresponding data member.
571 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
572 and pass to base constructor. Change all callers.
573 (get_input_file, release_input_file): New functions.
574 (make_sized_plugin_object): Add filesize parameter. Change all callers.
575 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
576 (Plugin_manager::all_symbols_read): Add task parameter.
577 (Plugin_manager::get_input_file): New function.
578 (Plugin_manager::release_input_file): New function.
579 (Plugin_manager::task_): New data member.
580 (Pluginobj::Pluginobj): Add filesize parameter.
581 (Pluginobj::filename): New function.
582 (Pluginobj::descriptor): New function.
583 (Pluginobj::filesize): New function.
584 (Pluginobj::filesize_): New data member.
585 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
586 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
587 File_read::claim_for_plugin; use Object::unlock to unlock the file.
589 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
590 with archive libraries.
591 * testsuite/Makefile.in: Regenerate.
592 * testsuite/plugin_test.c (struct sym_info): New type.
593 (get_input_file, release_input_file): New static variables.
594 (onload): Capture new transfer vector entries.
595 (claim_file_hook): Stop reading at end of file according to filesize.
596 Factor out parsing of readelf output into separate function.
597 (all_symbols_read_hook): Exercise get_input_file and release_input_file
598 APIs and get the source file name from the symbol table. Convert
599 source file name to corresponding object file name. Print info
600 message when adding new input files.
601 (parse_readelf_line): New function.
602 * testsuite/plugin_test_1.sh: Add checks for new info messages.
603 * testsuite/plugin_test_2.sh: Likewise.
604 * testsuite/plugin_test_3.sh: Likewise.
605 * testsuite/plugin_test_4.sh: New test case.
607 2009-01-07 Ian Lance Taylor <iant@google.com>
609 * version.cc (version_string): Bump to 1.8.
611 2008-12-23 Cary Coutant <ccoutant@google.com>
613 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
614 * plugin.cc (Plugin_manager::finish): Rename as
615 layout_deferred_objects. Move cleanup to separate function.
616 (Plugin_manager::cleanup): New function.
617 (Plugin_finish::run): Call layout_deferred_objects and cleanup
619 * plugin.h (Plugin_manager::finish): Rename as
620 layout_deferred_objects.
621 (Plugin_manager::cleanup): New function.
622 (Plugin_manager::cleanup_done): New field.
624 2008-12-23 Cary Coutant <ccoutant@google.com>
626 * plugin.cc (is_visible_from_outside): New function.
627 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
628 so we don't return "IR only" status for exported symbols or -r links.
630 * testsuite/Makefile.am (plugin_test_3): New test case.
631 * testsuite/Makefile.in: Regenerate.
632 * testsuite/plugin_test_3.sh: New file.
634 2008-12-22 Cary Coutant <ccoutant@google.com>
636 * object.cc (Sized_relobj::layout_section): New function.
637 (Sized_relobj::do_layout): Defer layout of input sections until after
638 plugin has provided replacement files.
639 (Sized_relobj::do_layout_deferred_sections): New function.
640 * object.h (Relobj::set_section_offset): Remove virtual keyword.
641 (Relobj::layout_deferred_sections): New function.
642 (Relobj::do_layout_deferred_sections): New function.
643 (Sized_relobj::do_layout_deferred_sections): New function.
644 (Sized_relobj::layout_section): New function.
645 (Sized_relobj::Deferred_layout): New structure.
646 (Sized_relobj::deferred_layout_): New field.
647 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
648 Change all callers. Layout deferred sections.
649 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
651 (Plugin_hook::run): Move code from do_plugin_hook inline.
652 (Plugin_hook::do_plugin_hook): Remove.
653 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
654 (Plugin_manager::finish): Renamed, was cleanup.
655 (Plugin_manager::should_defer_layout): New function.
656 (Plugin_manager::add_deferred_layout_object): New function.
657 (Plugin_manager::Deferred_layout_list): New type.
658 (Plugin_manager::deferred_layout_objects_): New field.
659 (Plugin_hook::do_plugin_hook): Remove.
661 2008-12-17 Ian Lance Taylor <iant@google.com>
663 * options.h (class General_options): Add --no case for
666 2008-12-16 Cary Coutant <ccoutant@google.com>
668 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
670 (Plugin_manager::claim_file): Create plugin object even if
671 plugin did not call the add_symbols callback.
672 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
673 asking for more symbols than were added.
674 * testsuite/Makefile.am (plugin_test_1): Add test case with
676 (empty.syms): New target.
677 * testsuite/Makefile.in: Regenerate.
678 * testsuite/plugin_test.c (claim_file_hook): Add new debug
679 message. Don't call add_symbols if no globals.
680 (all_symbols_read_hook): Don't provide replacement for empty
683 2008-12-12 Ian Lance Taylor <iant@google.com>
685 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
686 r_type == 0 for a local symbol with r_sym == 0.
687 (scan_relocatable_relocs): Pass r_sym to
688 local_non_section_strategy.
689 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
692 * configure.ac: Update test for TLS descriptors: they are
693 supported as of glibc 2.9.
694 * configure: Rebuild.
696 2008-12-11 Ian Lance Taylor <iant@google.com>
699 * target-reloc.h (Default_scan_relocatable_relocs): For each
700 function, map r_type == 0 to RELOC_DISCARD.
702 2008-12-10 Cary Coutant <ccoutant@google.com>
704 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
705 object to override a kept COMDAT group from a plugin object.
707 2008-12-09 Ian Lance Taylor <iant@google.com>
710 * yyscript.y (file_cmd): Handle INPUT.
712 * testsuite/initpri1.c: Change all declarations to be full
713 prototypes by adding void, to avoid compiler warnings.
715 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
717 * options.cc (General_options::parse_plugin_opt): New.
718 (General_options::add_plugin): The argument now is just the filename.
719 (General_options::add_plugin_option): New.
720 * options.h (plugin_opt): New.
721 (add_plugin): Change argument name.
722 (add_plugin_option): New.
723 * plugin.cc (Plugin::load): Don't parse the plugin option.
724 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
725 (Plugin::add_option): New.
726 (Plugin::args_): Change type.
727 (Plugin::filename_): New.
728 (Plugin_manager::add_plugin_option): New.
729 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
730 * testsuite/Makefile.in: Regenerate.
732 2008-12-05 Cary Coutant <ccoutant@google.com>
734 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
735 Handle --strip-lto-sections option.
736 * options.h (strip_lto_sections): New option.
738 2008-12-01 Cary Coutant <ccoutant@google.com>
740 * plugin.cc (ld_plugin_message): Change format parameter to const.
741 Fix mismatch between new[] and delete.
743 2008-11-14 Cary Coutant <ccoutant@google.com>
745 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
748 2008-11-05 Craig Silverstein <csilvers@google.com>
750 * options.cc (General_options::parse_dynamic_list): New function.
751 * options.h (General_options): New flags dynamic_list,
752 dynamic_list_data, dynamic_list_cpp_new, and
753 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
754 (General_options::in_dynamic_list): New function.
755 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
756 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
757 (Lex::can_continue_name): Likewise.
759 (read_script_file): New parameter script_options.
760 (read_dynamic_list): New function.
761 (Script_options::define_dynamic_list): New function.
762 (dynamic_list_keyword_parsecodes): New variable.
763 (dynamic_list_keywords): New variable.
764 * script.h (Script_options::define_dynamic_list): New function
766 (read_dynamic_list): New function prototype.
767 * symtab.cc (strprefix): New macro.
768 (Symbol::should_add_dynsym_entry): Support dynamic_list,
769 dynamic_list_data, dynamic_list_cpp_new, and
770 dynamic_list_cpp_typeinfo.
771 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
772 (dynamic_list_expr): New rule.
773 (dynamic_list_nodes): Likewise.
774 (dynamic_list_node): Likewise.
775 * testsuite/Makefile.am (dynamic_list): New test.
776 * testsuite/Makefile.in: Regenerated.
777 * testsuite/dynamic_list.t: New file.
778 * testsuite/dynamic_list.sh: New file.
780 2008-11-05 Craig Silverstein <csilvers@google.com>
782 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
783 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
784 (t11_last): Likewise.
785 * testsuite/ver_test_6.c (main): Likewise.
787 2008-10-07 Cary Coutant <ccoutant@google.com>
789 * options.c (General_options::finalize): Add check for -static and
791 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
794 2008-10-02 Cary Coutant <ccoutant@google.com>
796 * plugin.cc (make_sized_plugin_object): Fix conditional
797 compilation to work when not all targets are enabled.
799 2008-09-29 Cary Coutant <ccoutant@google.com>
801 * archive.cc (Archive::get_file_and_offset): Use filename instead
802 of name to get library path.
803 (Archive::include_member): Unlock external member of a thin archive.
805 * testsuite/Makefile.am (TEST_AR): New variable.
806 (thin_archive_test_1): New test.
807 (thin_archive_test_2): New test.
808 * testsuite/Makefile.in: Regenerate.
809 * testsuite/thin_archive_main.cc: New file.
810 * testsuite/thin_archive_test_1.cc: New file.
811 * testsuite/thin_archive_test_2.cc: New file.
812 * testsuite/thin_archive_test_3.cc: New file.
813 * testsuite/thin_archive_test_4.cc: New file.
815 2008-09-29 Cary Coutant <ccoutant@google.com>
817 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
818 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
820 (Sized_relobj::do_finalize_local_symbols): Likewise.
821 (Sized_relobj::map_to_kept_section): Likewise.
822 * object.h (Sized_relobj::invalid_address): New constant.
823 (Sized_relobj::do_output_section_offset): Check for invalid_address
825 * output.cc (Output_reloc::local_section_offset): Use constant
826 invalid_address instead of -1U.
827 (Output_reloc::get_address): Likewise.
828 (Output_section::output_address): Change -1U to -1ULL.
829 * output.h (Output_reloc::invalid_address): New constant.
830 * reloc.cc (Sized_relobj::write_sections): Use constant
831 invalid_address instead of -1U.
832 (Sized_relobj::relocate_sections): Likewise.
833 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
834 values for merge sections.
835 * target-reloc.h (relocate_for_relocatable): Use constant
836 invalid_address instead of -1U.
838 2008-09-19 Cary Coutant <ccoutant@google.com>
840 Add plugin functionality for link-time optimization (LTO).
841 * configure.ac (plugins): Add --enable-plugins option.
842 * configure: Regenerate.
843 * config.in: Regenerate.
844 * Makefile.am (LIBDL): New variable.
845 (CCFILES): Add plugin.cc.
846 (HFILES): Add plugin.h.
847 (ldadd_var): Add LIBDL.
848 * Makefile.in: Regenerate.
850 * archive.cc: Include "plugin.h".
851 (Archive::setup): Don't preread archive symbols when using a plugin.
852 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
853 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
855 (Archive::include_member): Add symbols from plugin objects.
856 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
857 * descriptors.cc (Descriptors::open): Check for file descriptors
858 abandoned by plugins.
859 (Descriptors::claim_for_plugin): New function.
860 * descriptors.h (Descriptors::claim_for_plugin): New function.
861 (Open_descriptor::is_claimed): New field.
862 (claim_descriptor_for_plugin): New function.
863 * fileread.cc (File_read::claim_for_plugin): New function.
864 * fileread.h (File_read::claim_for_plugin): New function.
865 (File_read::descriptor): New function.
866 * gold.cc: Include "plugin.h".
867 (queue_initial_tasks): Add task to call plugin hooks for generating
869 * main.cc: Include "plugin.h".
870 (main): Load plugin libraries.
871 * object.h (Pluginobj): Declare.
872 (Object::pluginobj): New function.
873 (Object::do_pluginobj): New function.
874 (Object::set_target): New function.
875 * options.cc: Include "plugin.h".
876 (General_options::parse_plugin): New function.
877 (General_options::General_options): Initialize plugins_ field.
878 (General_options::add_plugin): New function.
879 * options.h (Plugin_manager): Declare.
880 (General_options): Add --plugin option.
881 (General_options::has_plugins): New function.
882 (General_options::plugins): New function.
883 (General_options::add_plugin): New function.
884 (General_options::plugins_): New field.
885 * plugin.cc: New file.
886 * plugin.h: New file.
887 * readsyms.cc: Include "plugin.h".
888 (Read_symbols::do_read_symbols): Check for archive before checking
889 for ELF file. Call plugin hooks to claim files.
890 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
891 from a real object file; force override when processing replacement
893 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
894 (Symbol::init_base_object): Likewise.
895 (Symbol::init_base_output_data): Likewise.
896 (Symbol::init_base_output_segment): Likewise.
897 (Symbol::init_base_constant): Likewise.
898 (Symbol::init_base_undefined): Likewise.
899 (Symbol::output_section): Assert that object is not a plugin.
900 (Symbol_table::add_from_pluginobj): New function.
901 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
903 (Symbol_table::sized_write_globals): Likewise.
904 (Symbol_table::add_from_pluginobj): Instantiate template.
905 * symtab.h (Sized_pluginobj): Declare.
906 (Symbol::in_real_elf): New function.
907 (Symbol::set_in_real_elf): New function.
908 (Symbol::in_real_elf_): New field.
909 (Symbol_table::add_from_pluginobj): New function.
911 * testsuite/Makefile.am (AM_CFLAGS): New variable.
912 (LIBDL): New variable.
914 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
915 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
916 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
917 (MOSTLYCLEANFILES): Likewise.
918 * testsuite/Makefile.in: Regenerate.
919 * testsuite/plugin_test.c: New file.
920 * testsuite/plugin_test_1.sh: New file.
921 * testsuite/plugin_test_2.sh: New file.
923 2008-09-16 Ian Lance Taylor <iant@google.com>
925 * target-reloc.h (relocate_section): Check whether a symbol is
926 defined by the ABI before reporting an undefined symbol error.
927 * target.h (Target::is_defined_by_abi): Make parameter const.
928 (Target::do_is_defined_by_abi): Likewise.
929 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
930 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
931 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
932 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
933 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
934 * testsuite/Makefile.in: Rebuild.
936 * fileread.cc (make_view): Add casts to avoid warning.
938 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
940 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
941 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
943 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
945 * options.h (General_options::output_is_executable): New.
946 (General_options::output_is_pie): New.
947 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
948 for shared libraries.
949 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
951 2008-09-11 Chris Demetriou <cgd@google.com>
953 * options.h (origin): New -z option.
954 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
955 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
958 2008-09-05 Cary Coutant <ccoutant@google.com>
960 * fileread.cc (File_read::make_view): Add check for attempt to map
963 2008-09-05 Cary Coutant <ccoutant@google.com>
965 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
966 explicit instantiations.
968 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
971 * options.cc (General_options::finalize): Allow undefined symbols
972 in shlibs if linking -shared.
975 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
976 symbols as not needing a dynsym entry.
978 2008-08-20 Craig Silverstein <csilvers@google.com>
980 * fileread.cc (File_read::open): Do not lock the file unless it
981 was successfully opened.
983 2008-08-14 Cary Coutant <ccoutant@google.com>
985 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
986 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
987 * testsuite/tls_test.cc (struct int128): 128-bit struct
988 for testing TLS relocs with non-zero addend.
989 (v12): New TLS variable.
991 (t_last): Add check for v12.
992 * testsuite/tls_test.h (t12): New function.
993 * testsuite/tls_test_main.cc (thread_routine): Call new test.
995 2008-08-13 Ian Lance Taylor <iant@google.com>
997 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
998 set tls_segment_ or relro_segment_.
999 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1001 * output.h (Output_section::clear_is_relro): New function.
1002 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1003 sections specially even when output_data_ is empty.
1004 (Output_segment::maximum_alignment): When first section is relro,
1005 only force alignment for PT_LOAD segments.
1006 * script.cc (script_data_segment_align): New function.
1007 (script_data_segment_relro_end): New function.
1008 * script-c.h (script_data_segment_align): Declare.
1009 (script_data_segment_relro_end): Declare.
1010 * script-sections.h (class Script_sections): Declare
1011 data_segment_align and data_segment_relro_end. Add fields
1012 segment_align_index_ and saw_relro_end_.
1013 * script-sections.cc (class Sections_element): Add set_is_relro
1014 virtual function. Add new bool* parameter to place_orphan_here.
1015 Add get_output_section virtual function.
1016 (class Output_section_definition): Add set_is_relro. Add new
1017 bool* parameter to place_orphan_here. Add get_output_section.
1018 Add is_relro_ field.
1019 (Output_section_definition::Output_section_definition): Initialize
1020 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1021 and is_relro_ fields.
1022 (Output_section_definition::place_orphan_here): Add is_relro
1024 (Output_section_definition::set_section_addresses): Set relro for
1026 (Output_section_definition::alternate_constraint): Likewise.
1027 (class Orphan_output_section): Add new bool* parameter to
1028 place_orphan_here. Add get_output_section.
1029 (Orphan_output_section::place_orphan_here): Add is_relro
1031 (Script_sections::Script_sections): Initialize
1032 data_segment_align_index_ and saw_relro_end_.
1033 (Script_sections::data_segment_align): New function.
1034 (Script_sections::data_segment_relro_end): New function.
1035 (Script_sections::place_orphan): Set or clear is_relro.
1036 (Script_sections::set_section_addresses): Force alignment of first
1038 * yyscript.y (exp): Call script_data_segment_align and
1039 script_data_segment_relro_end.
1040 * testsuite/relro_script_test.t: New file.
1041 * testsuite/relro_test.cc (using_script): Declare.
1042 (t1, t2): Test using_script.
1043 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1044 (relro_script_test_SOURCES): Define.
1045 (relro_script_test_DEPENDENCIES): Define.
1046 (relro_script_test_LDFLAGS): Define.
1047 (relro_script_test_LDADD): Define.
1048 (relro_script_test.so): New target.
1049 * testsuite/Makefile.in: Rebuild.
1051 2008-08-06 Cary Coutant <ccoutant@google.com>
1053 * archive.cc (Archive::total_archives, Archive::total_members)
1054 (Archive::total_members_loaded): New variables.
1055 (Archive::setup): Add parameter. Add option to preread
1057 (Archive::read_armap): Add counter.
1058 (Archive::get_file_and_offset): New function.
1059 (Archive::get_elf_object_for_member): New function.
1060 (Archive::read_all_symbols): New function.
1061 (Archive::read_symbols): New function.
1062 (Archive::add_symbols): Add counters.
1063 (Archive::include_all_members): Use armap to find members if it's
1065 (Archive::include_member): Skip reading symbols if already read.
1066 Factored code into Archive::get_file_and_offset and
1067 Archive::get_elf_object_for_member. Changed call to
1068 Mapfile::report_include_archive_member.
1069 (Archive::print_stats): New function.
1070 * archive.h: Declare Object and Read_symbols_data classes.
1071 (Archive::Archive): Add initializers for new members.
1072 (Archive::setup): Add parameter.
1073 (Archive::print_stats): New function.
1074 (Archive::total_archives, Archive::total_members)
1075 (Archive::total_members_loaded): New variables.
1076 (Archive::get_file_and_offset): New function.
1077 (Archive::get_elf_object_for_member): New function.
1078 (Archive::read_all_symbols): New function.
1079 (Archive::read_symbols): New function.
1080 (Archive::Archive_member): New class.
1081 (Archive::members_): New member.
1082 (Archive::num_members_): New member.
1083 * main.cc: Include archive.h.
1084 (main): Call Archive::print_stats.
1085 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1086 archive parameter; member_name is now the fully-decorated name.
1087 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1088 * options.h: (General_options): Add --preread-archive-symbols option.
1089 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1092 2008-08-04 Ian Lance Taylor <iant@google.com>
1094 * symtab.h (Symbol::use_plt_offset): New function.
1095 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1096 * powerpc.cc (Relocate::relocate): Likewise.
1097 * sparc.cc (Relocate::relocate): Likewise.
1098 * x86_64.cc (Relocate::relocate): Likewise.
1099 * testsuite/weak_plt.sh: New test.
1100 * testsuite/weak_plt_main.cc: New test.
1101 * testsuite/weak_plt_shared.cc: New test.
1102 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1103 (check_PROGRAMS): Add weak_plt.
1104 (check_DATA): Add weak_plt_shared.so.
1105 (weak_plt_main_pic.o, weak_plt): New targets.
1106 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1107 * testsuite/Makefile.in: Rebuild.
1109 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1111 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1112 * testsuite/Makefile.in: Rebuild.
1114 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1116 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1117 * Makefile.in: Regenerate.
1118 * po/POTFILES.in: Regenerate.
1120 2008-07-29 Ian Lance Taylor <iant@google.com>
1122 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1123 symbols before other symbols.
1124 * testsuite/script_test_2.cc (test_addr): Declare.
1125 (test_addr_alias): Declare.
1126 (main): Check that test_addr and test_addr_alias have the right
1128 * testsuite/script_test_2.t: Define test_addr_alias and
1131 2008-07-24 Ian Lance Taylor <iant@google.com>
1134 * descriptors.cc: New file.
1135 * descriptors.h: New file.
1136 * gold-threads.h (class Hold_optional_lock): New class.
1137 * fileread.cc: Include "descriptors.h".
1138 (File_read::~File_read): Release descriptor rather than closing
1140 (File_read::open) [file]: Call open_descriptor rather than open.
1141 Set is_descriptor_opened_.
1142 (File_read::open) [memory]: Assert that descriptor is not open.
1143 (File_read::reopen_descriptor): New function.
1144 (File_read::release): Release descriptor.
1145 (File_read::do_read): Make non-const. Reopen descriptor.
1146 (File_read::read): Make non-const.
1147 (File_read::make_view): Reopen descriptor.
1148 (File_read::do_readv): Likewise.
1149 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1150 Update declarations.
1151 * layout.cc: Include "descriptors.h".
1152 (Layout::create_build_id): Use open_descriptor rather than open.
1153 * output.cc: Include "descriptors.h".
1154 (Output_file::open): Use open_descriptor rather than open.
1155 * archive.cc (Archive::const_iterator): Change Archive to be
1157 (Archive::begin, Archive::end): Make non-const.
1158 (Archive::count_members): Likewise.
1159 * archive.h (class Archive): Update declarations.
1160 * object.h (Object::read): Make non-const.
1161 * Makefile.am (CCFILES): Add descriptors.cc.
1162 (HFILES): Add descriptors.h.
1163 * Makefile.in: Rebuild.
1166 * gold.h: Always include <clocale>. Add Solaris workarounds
1167 following code in binutils/sysdep.h.
1170 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1171 this->eh_frame_hdr_ is NULL before using it.
1173 * dynobj.cc (Versions::Versions): Update comment.
1175 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1176 the base version name.
1178 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1179 array size plus one.
1180 (Stringpool_template::set_string_offsets): Subtract one from key
1181 before using it as an array index.
1182 (Stringpool_template::get_offset_with_length): Likewise.
1183 (Stringpool_template::write_to_buffer): Likewise.
1184 * stringpool.h (Stringpool_template::get_offset_from_key):
1187 2008-07-23 Ian Lance Taylor <iant@google.com>
1190 * object.h (Merged_symbol_value::value): Do our best to handle a
1194 * script.cc (Version_script_info::get_versions): Don't add empty
1195 version tag to return value.
1196 (Version_script_info::get_symbol_version_helper): Change return
1197 type to bool. Add pversion parameter. Change all callers.
1198 (script_register_vers_node): Don't require a non-NULL tag.
1199 * script.h (class Version_script_info): Update declarations.
1200 (Version_script_info::get_symbol_version): Change return type to
1201 bool. Add version parameter. Change all callers.
1202 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1203 handling. Handle an empty version from a version script.
1204 (Symbol_table::define_special_symbol): Likewise.
1205 * testsuite/ver_test_10.script: New file.
1206 * testsuite/ver_test_10.sh: New file.
1207 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1208 (check_DATA): Add ver_test_10.syms.
1209 (ver_test_10.syms, ver_test_10.so): New target.
1210 * testsuite/Makefile.in: Rebuild.
1212 2008-07-23 Simon Baldwin <simonb@google.com>
1214 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1215 to zero for undefined symbols from dynamic libraries.
1217 2008-07-23 Ian Lance Taylor <iant@google.com>
1219 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1221 * symtab.h (class Symbol_table): Update declaration.
1222 * testsuite/ver_test_9.cc: New file.
1223 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1224 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1225 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1226 (ver_test_9.so, ver_test_9.o): New targets.
1227 * testsuite/Makefile.in: Rebuild.
1229 2008-07-22 Ian Lance Taylor <iant@google.com>
1231 * options.h (class General_options): Define --check-sections.
1232 * layout.cc (Layout::set_segment_offsets): Handle
1235 * options.h (class General_options): Define -n/--nmagic and
1237 * options.cc (General_options::finalize): For -n/--nmagic or
1238 -N/--omagic, set -static.
1239 * layout.cc (Layout::attach_allocated_section_to_segment): If
1240 -N/--omagic, don't put read-only and read-write sections in
1242 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1243 finding a read-only segment.
1244 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1245 don't set the minimum segment alignment to the common page size,
1246 and don't set the file offset to the address modulo the page size.
1247 * script-sections.cc (Script_sections::create_segments): If
1248 -n/--omagic, don't put read-only and read-write sections in
1251 * cref.cc: New file.
1253 * options.h (class General_options): Add --print-symbol-counts.
1254 * main.cc (main): Issue defined symbol report if requested.
1255 * archive.cc (Archive::interpret_header): Make into a const member
1257 (Archive::add_symbols): Call Input_objects::archive_start and
1259 (Archive::const_iterator): Define new class.
1260 (Archive::begin, Archive::end): New functions.
1261 (Archive::include_all_members): Rewrite to use iterator.
1262 (Archive::count_members): New function.
1263 * archive.h (class Archive): Update declarations.
1264 (Archive::filename): New function.
1265 * object.cc: Include "cref.h".
1266 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1267 (Sized_relobj::do_get_global_symbol_counts): New function.
1268 (Input_objects::add_object): Add object to cross-referencer.
1269 (Input_objects::archive_start): New function.
1270 (Input_objects::archive_stop): New function.
1271 (Input_objects::print_symbol_counts): New function.
1272 * object.h: Declare Cref and Archive.
1273 (Object::get_global_symbol_counts): New function.
1274 (Object::do_get_global_symbol_counts): New pure virtual function.
1275 (class Sized_relobj): Add defined_count_ field. Update
1277 (class Input_objects): Add cref_ field. Update constructor.
1278 Update declarations.
1279 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1281 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1283 (Sized_dynobj::do_get_global_symbol_counts): New function.
1284 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1285 defined_count_. Update declarations. Define Symbols typedef.
1286 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1287 parameter. Change all callers.
1288 (Symbol_table::add_from_dynobj): Add sympointers and defined
1289 parameters. Change all callers.
1290 * symtab.h (class Symbol_table): Update declarations.
1291 * Makefile.am (CCFILES): Add cref.cc.
1292 (HFILES): Add cref.h.
1293 * Makefile.in: Rebuild.
1295 2008-07-22 Simon Baldwin <simonb@google.com>
1297 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1298 to zero when writing undefined symbols.
1300 2008-07-22 Ian Lance Taylor <iant@google.com>
1302 * output.cc (Output_section::add_input_section): Don't try to
1303 merge empty merge sections.
1305 2008-07-21 Craig Silverstein <csilvers@google.com>
1307 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1308 Include symbol version in error message.
1310 2008-07-20 Chris Demetriou <cgd@google.com>
1312 * configure.ac (gold_cv_c_random_seed): New configured variable.
1313 (RANDOM_SEED_CFLAGS): New substituted variable.
1314 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1315 * configure: Rebuild.
1316 * Makefile.in: Likewise.
1317 * testsuite/Makefile.in: Likewise.
1319 2008-07-18 Ian Lance Taylor <iant@google.com>
1321 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1322 where we see NAME/NULL and NAME/VERSION as separate symbols.
1323 * testsuite/ver_test_main.cc (main): Call t4.
1324 (t4, t4_2a): Define.
1325 * testsuite/ver_test_2.cc (t4_2): Define.
1326 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1327 * testsuite/ver_test_4.cc (t4_2a): Define.
1328 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1329 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1331 2008-07-17 Ian Lance Taylor <iant@google.com>
1333 * dynobj.cc (Versions::add_def): If we give an error about a
1334 missing version, go ahead and create the version anyhow.
1336 2008-07-10 Ian Lance Taylor <iant@google.com>
1338 Handle output sections with more than 0x7fffffff bytes.
1339 * object.h (class Relobj): Change map_to_output_ to
1340 output_sections_, and just keep a section pointer. Change all
1341 uses. Move comdat group support to Sized_relobj.
1342 (Relobj::is_section_specially_mapped): Remove.
1343 (Relobj::output_section): Remove poff parameter. Change all
1345 (Relobj::output_section_offset): New function.
1346 (Relobj::set_section_offset): Rewrite.
1347 (Relobj::map_to_output): Remove.
1348 (Relobj::output_sections): New function.
1349 (Relobj::do_output_section_offset): New pure virtual function.
1350 (Relobj::do_set_section_offset): Likewise.
1351 (class Sized_relobj): Add section_offsets_ field. Add comdat
1352 group support from Relobj. Update declarations.
1353 (Sized_relobj::get_output_section_offset): New function.
1354 (Sized_relobj::do_output_section_offset): New function.
1355 (Sized_relobj::do_set_section_offset): New function.
1356 * object.cc (Relobj::output_section_address): Remove.
1357 (Sized_relobj::Sized_relobj): Initialize new fields.
1358 (Sized_relobj::include_section_group): Cast find_kept_object to
1360 (Sized_relobj::include_linkonce_section): Likewise.
1361 (Sized_relobj::do_layout): Use separate arrays for output section
1363 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1365 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1366 output_sections and section_offsets.
1367 (Sized_relobj::write_local_symbols): Likewise.
1368 (map_to_kept_section): Compute output address directly.
1369 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1370 output_sections and section_offsets.
1371 (Sized_relobj::write_sections): Likewise.
1372 (Sized_relobj::relocate_sections): Likewise.
1373 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1374 * output.h (class Output_reloc): Update declarations. Change
1375 u2_.relobj to Sized_relobj*.
1376 (class Output_data_reloc): Change add functions to use
1378 * output.cc (Output_reloc::Output_reloc): Change relobj to
1380 (Output_reloc::local_section_offset): Change return type to
1381 Elf_Addr. Use get_output_section_offset.
1382 (Output_reloc::get_address): Likewise.
1383 (Output_section::is_input_address_mapped): Don't call
1384 is_section_specially_mapped.
1385 (Output_section::output_offset): Likewise.
1386 (Output_section::output_address): Likewise.
1387 (Output_section::starting_output_address): Likewise.
1388 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1389 parameter to Sized_relobj*.
1390 (Copy_relocs::need_copy_reloc): Likewise.
1391 (Copy_relocs::save): Likewise.
1392 * copy-relocs.h (class Copy_relocs): Update declarations.
1393 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1394 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1395 * target-reloc.h (relocate_for_relocatable): Change
1396 offset_in_output_section type to Elf_Addr. Change code that uses
1398 * layout.cc (Layout::layout): Always set *off.
1399 * mapfile.cc (Mapfile::print_input_section): Use
1400 output_section_offset.
1401 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1403 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1404 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1405 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1407 2008-07-03 Ian Lance Taylor <iant@google.com>
1409 * layout.cc (Layout::include_section): Do not discard unrecognized
1410 SHT_STRTAB sections.
1412 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1414 * script.cc (Lex::can_continue_name): Make '?' allowable in
1415 version-script names.
1416 * testsuite/version_script.map: Change glob pattern to use '?'
1418 2008-06-30 Manish Singh <yosh@gimp.org>
1421 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1424 2008-06-30 Ian Lance Taylor <iant@google.com>
1428 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1429 versions]: Don't try to read the value in the contents, since we
1430 don't use it. Use the template endianness when writing.
1432 2008-06-25 Cary Coutant <ccoutant@google.com>
1434 * fileread.cc (File_read::make_view): Assert on zero-length view.
1435 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1436 symbol table when there are no symbols to read.
1438 2008-06-23 Craig Silverstein <csilvers@google.com>
1440 * version.cc (version_string): Bump to 1.7
1442 2008-06-18 Craig Silverstein <csilvers@google.com>
1444 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1445 constant 0xFFFF to type Valtype.
1446 (Powerpc_relocate_functions::rel16_ha): Likewise.
1448 2008-06-17 Ian Lance Taylor <iant@google.com>
1450 * output.h (Output_section::Input_section): Initialize p2align_ to
1451 zero for Output_section_data constructors.
1452 (Output_section::Input_section::addralign): If not an input
1453 section, return the alignment of the Output_section_data.
1454 * testsuite/copy_test.cc: New file.
1455 * testsuite/copy_test_1.cc: New file.
1456 * testsuite/copy_test_2.cc: New file.
1457 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1458 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1459 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1460 (copy_test_1_pic.o, copy_test_1.so): New targets.
1461 (copy_test_2_pic.o, copy_test_2.so): New targets.
1462 * testsuite/Makefile.in: Rebuild.
1464 * script-sections.cc (Script_sections::place_orphan): Initialize
1465 local variable exact.
1467 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1469 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1471 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1472 David S. Miller <davem@davemloft.net>
1474 * powerpc.cc: New file.
1475 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1476 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1477 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1478 * Makefile.in: Rebuild.
1480 2008-06-09 Ian Lance Taylor <iant@google.com>
1482 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1484 (throwing, orig_terminate): New static variables.
1485 (terminate_handler): New static function.
1486 (t2): Set terminate handler.
1488 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1491 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1494 2008-05-30 Cary Coutant <ccoutant@google.com>
1496 * archive.cc (Archive::include_all_members) Correct to step
1497 over symbol table and extended name table in thin archives.
1499 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1502 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1505 2008-05-28 Caleb Howe <cshowe@google.com>
1507 * reduced_debug_output.cc: New file.
1508 * reduced_debug_output.h: New file.
1509 * options.h (class General_options): Add --strip-debug-non-line.
1510 * options.cc (General_options::finalize): Add strip_debug_non_line
1511 to the strip heirarchy.
1512 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1514 * layout.cc: Include "reduced_debug_output.h".
1515 (Layout::Layout): Initialize new fields.
1516 (line_only_debug_sections): New static array.
1517 (is_lines_only_debug_sections): New static inline function.
1518 (Layout::include_section): Handle --strip-debug-non-line.
1519 (Layout::make_output_section): If --strip-debug-non-line, build
1520 new output sections for .debug_abbrev and .debug_info.
1521 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1522 gold. Warn about possible overflow.
1523 (read_signed_LEB_128): Likewise.
1524 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1525 (read_signed_LEB_128): Declare.
1526 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1527 (HFILES): Add reduced_debug_output.h.
1528 * Makefile.in: Rebuild.
1530 2008-05-21 Ian Lance Taylor <iant@google.com>
1532 * mapfile.cc: New file.
1533 * mapfile.h: New file.
1534 * options.h (class General_options): Add -M/--print-map and -Map.
1535 * options.cc (General_options::finalize): Make -M equivalent to
1537 * main.cc: Include <cstdio> and "mapfile.h".
1538 (main): Open mapfile if requested.
1539 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1540 constructor. Change caller.
1541 (queue_initial_tasks): Add mapfile parameter. Change caller.
1542 (queue_middle_tasks): Likewise.
1543 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1545 * archive.cc: Include "mapfile.h".
1546 (Archive::add_symbols): Add mapfile parameter. Change all
1547 callers. Pass mapfile, symbol, and reason to include_member.
1548 (Archive::include_all_members): Add mapfile parameter. Change all
1550 (Archive::include_member): Add mapfile, sym, and why parameters.
1551 Change all callers. Report inclusion to map file.
1552 * archive.h: Include "fileread.h".
1553 (class Archive): Update declarations.
1554 (Archive::file): New const method.
1555 (class Add_archive_symbols): Add mapfile_ field. Update
1556 constructor. Change all callers.
1557 * readsyms.h (class Read_symbols): Likewise.
1558 (class Finish_group): Likewise.
1559 (class Read_script): Likewise.
1560 * common.cc: Include "mapfile.h".
1561 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1563 (Symbol_table::do_allocate_commons): Likewise.
1564 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1565 symbol allocation to mapfile.
1566 * common.h (class Allocate_commons_task): Add mapfile_ field.
1567 Update constructor. Change all callers.
1568 * symtab.h (class Symbol_table): Update declarations.
1569 * layout.cc: Include "mapfile.h".
1570 (Layout_task_runner::run): Print information to mapfile.
1571 (Layout::create_gold_note): Change Output_data_fixed_space to
1572 Output_data_zero_fill.
1573 (Layout::create_build_id): Likewise.
1574 (Layout::print_to_mapfile): New function.
1575 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1576 constructor. Change caller.
1577 (class Layout): Declare print_to_mapfile.
1578 * output.cc (Output_section::Input_section::print_to_mapfile): New
1580 (Output_section::add_input_section): If producing a map, always
1581 add to input_sections_ list.
1582 (Output_section::do_print_to_mapfile): New function.
1583 (Output_segment::print_sections_to_mapfile): New function.
1584 (Output_segment::print_section_list_to_mapfile): New function.
1585 * output.h: Include "mapfile.h".
1586 (Output_data::print_to_mapfile): New function.
1587 (Output_data::do_print_to_mapfile): New virtual function.
1588 (Output_segment_headers::do_print_to_mapfile): New function.
1589 (Output_file_header::do_print_to_mapfile): New function.
1590 (Output_data_const::do_print_to_mapfile): New function.
1591 (class Output_data_const_buffer): Add map_name_ field. Update
1592 constructor. Change all callers. Add do_print_to_mapfile
1594 (class Output_data_fixed_space): Likewise.
1595 (class Output_data_space): Likewise.
1596 (class Output_data_zero_fill): New class.
1597 (Output_data_strtab::do_print_to_mapfile): New function.
1598 (Output_data_reloc_base::do_print_to_mapfile): New function.
1599 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1600 (Output_data_group::do_print_to_mapfile): New function.
1601 (Output_data_got::do_print_to_mapfile): New function.
1602 (Output_data_dynamic::do_print_to_mapfile): New function.
1603 (Output_symtab_xindex::do_print_to_mapfile): New function.
1604 (class Output_section): Declare do_print_to_mapflie. Declare
1605 print_to_mapfile in Input_section.
1606 (class Output_segment): Declare new functions.
1607 * object.h (Sized_relobj::symbol_count): New function.
1608 * script-sections.cc
1609 (Output_section_element_dot_assignment::set_section_addresses):
1610 Change Output_data_fixed_space to Output_data_zero_fill.
1611 (Output_data_expression::do_print_to_mapfile): New function.
1612 * script.cc (read_input_script): Add mapfile parameter. Change
1614 * script.h (read_input_script): Update declaration.
1615 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1616 (Eh_frame::do_print_to_mapfile): New function.
1617 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1618 (Output_merge_string::do_print_to_mapfile): New function.
1619 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1621 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1623 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1625 * Makefile.am (CCFILES): Add mapfile.cc.
1626 (HFILES): Add mapfile.h.
1627 * Makefile.in: Rebuild.
1629 2008-05-19 Ian Lance Taylor <iant@google.com>
1631 * options.h (class General_options): Add -z relro.
1632 * layout.cc (Layout::Layout): Initialize relro_segment_.
1633 (Layout::add_output_section_data): Return the output section.
1634 (Layout::make_output_section): Rcognize relro sections and mark
1636 (Layout::attach_allocated_section_to_segment): Put relro sections
1637 in a PT_GNU_RELRO segment.
1638 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1640 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1642 (Layout::linkonce_mapping): Map d.rel.ro.local to
1644 (Layout::output_section_name): Us .data.rel.ro.local for any
1645 section which begins with that.
1646 * layout.h (class Layout): Update add_output_section_data
1647 declaration. Add relro_segment_ field.
1648 * output.cc (Output_section::Output_section): Initialize is_relro_
1649 and is_relro_local_ fields.
1650 (Output_segment::add_output_section): Group relro sections.
1651 (Output_segment::is_first_section_relro): New function.
1652 (Output_segment::maximum_alignment): If there is a relro section,
1653 align the segment to the common page size.
1654 (Output_segment::set_section_addresses): Track whether we are
1655 looking at relro sections. If the last section is a relro
1656 section, align to the common page size.
1657 (Output_segment::set_section_list_addresses): Add in_relro
1658 parameter. Change all callers. Align to the page size when
1659 moving from relro to non-relro section.
1660 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1662 * output.h (class Output_section): Add is_relro_ and
1663 is_relro_local_ fields.
1664 (Output_section::is_relro): New function.
1665 (Output_section::set_is_relro): New function.
1666 (Output_section::is_relro_local): New function.
1667 (Output_section::set_is_relro_local): New function.
1668 (class Output_segment): Update declarations.
1669 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1670 * sparc.cc (Target_sparc::got_section): Likewise.
1671 * x86_64.cc (Target_x86_64::got_section): Likewise.
1672 * testsuite/relro_test_main.cc: New file.
1673 * testsuite/relro_test.cc: New file.
1674 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1675 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1676 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1677 (relro_test.so, relro_test_pic.o): New targets.
1678 * testsuite/Makefile.in: Rebuild.
1680 2008-05-16 Ian Lance Taylor <iant@google.com>
1682 * output.cc (Output_segment::add_output_section): Remove front
1684 * output.h (class Output_segment): Remove
1685 add_initial_output_section and overloaded add_output_section.
1686 Update declaration of remaining add_output_section.
1687 * layout.cc (Layout::create_interp): Call add_output_section
1688 rather than add_initial_output_section.
1689 (Layout::finish_dynamic_section): Likewise.
1691 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1692 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1693 know the dynamic type.
1694 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1695 field. Initialize it in constructor.
1696 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1697 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1698 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1701 * output.cc (Output_reloc::get_address): Change return type to
1703 * output.h (class Output_reloc): Update get_address declaration.
1704 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1705 for section addresses.
1707 2008-05-09 Ian Lance Taylor <iant@google.com>
1710 * gold.cc (gold_nomem): Use return value of write.
1712 2008-05-08 Ian Lance Taylor <iant@google.com>
1714 * symtab.c (Symbol::init_base_output_data): Add version
1715 parameter. Change all callers.
1716 (Symbol::init_base_output_segment): Likewise.
1717 (Symbol::init_base_constant): Likewise.
1718 (Symbol::init_base_undefined): Likewise.
1719 (Sized_symbol::init_output_data): Likewise.
1720 (Sized_symbol::init_output_segment): Likewise.
1721 (Sized_symbol::init_constant): Likewise.
1722 (Sized_symbol::init_undefined): Likewise.
1723 (Symbol_table::do_define_in_output_data): If the new symbol has a
1724 version, mark it as the default.
1725 (Symbol_table::do_define_in_output_segment): Likewise.
1726 (Symbol_table::do_define_as_constant): Likewise.
1727 * symtab.h (class Symbol): Update declarations.
1728 (class Sized_symbol): Likewise.
1729 * resolve.cc (Symbol::override_version): New function.
1730 (Symbol::override_base): Call override_version.
1731 (Symbol::override_base_with_special): Likewise.
1732 * testsuite/ver_script_8.script: New file.
1733 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1734 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1735 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1736 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1738 2008-05-06 Ian Lance Taylor <iant@google.com>
1741 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1743 (class General_options): Remove existing --undefined, and add
1744 --no-undefined instead. Add new --undefined as synonym for -u.
1745 * archive.cc (Archive::add_symbols): Check whether symbol was
1747 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1748 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1749 all uses. Add IS_UNDEFINED. Update declarations to split
1750 different versions of init_base. Declare init_base_undefined.
1751 (Symbol::is_defined): Handle IS_UNDEFINED.
1752 (Symbol::is_undefined): Likewise.
1753 (Symbol::is_weak_undefined): Call is_undefined.
1754 (Symbol::is_absolute): Handle IS_CONSTANT.
1755 (class Sized_symbol): Update declarations to split different
1756 versions of init. Declare init_undefined.
1757 (class Symbol_table): Declare new functions.
1758 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1760 (Symbol::init_base_output_data): Likewise.
1761 (Symbol::init_base_output_segment): Likewise.
1762 (Symbol::init_base_constant): Likewise.
1763 (Symbol::init_base_undefined): New function.
1764 (Sized_symbol::init_object): Rename from init. Change all
1766 (Sized_symbol::init_output_data): Likewise.
1767 (Sized_symbol::init_output_segment): Likewise.
1768 (Sized_symbol::init_constant): Likewise.
1769 (Sized_symbol::init_undefined): New function.
1770 (Symbol_table::add_undefined_symbols_from_command_line): New
1772 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1774 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1775 (Symbol::output_section): Likewise.
1776 (Symbol::set_output_section): Likewise.
1777 (Symbol_table::sized_finalize_symbol): Likewise.
1778 (Symbol_table::sized_write_globals): Likewise.
1779 * resolve.cc (Symbol_table::should_override): Likewise.
1780 (Symbol::override_base_with_special): Likewise.
1782 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1783 symbol, change it to have default visibility.
1784 * testsuite/protected_1.cc: New file.
1785 * testsuite/protected_2.cc: New file.
1786 * testsuite/protected_3.cc: New file.
1787 * testsuite/protected_main_1.cc: New file.
1788 * testsuite/protected_main_2.cc: New file.
1789 * testsuite/protected_main_3.cc: New file.
1790 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1791 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1792 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1793 (protected_1.so): New target.
1794 (protected_1_pic.o, protected_2_pic.o): New targets.
1795 (protected_3_pic.o): New target.
1796 (check_PROGRAMS): Add protected_2.
1797 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1798 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1799 * testsuite/Makefile.in: Rebuild.
1801 * options.h (DEFINE_var): Add set_user_set_##varname__.
1802 (DEFINE_bool_alias): New macro.
1803 (class General_options): Define -Bstatic using DEFINE_bool_alias
1804 rather than DEFINE_special. Add --undefined as an alias for -z
1806 * options.cc (General_options::parse_Bstatic): Remove.
1808 * options.h (class General_options): Add --fatal-warnings.
1809 * main.cc (main): Implement --fatal-warnings.
1810 * errors.h (Errors::warning_count): New function.
1812 * options.h (class General_options): Add -Bsymbolic-functions.
1813 * symtab.h (Symbol::is_preemptible): Check for
1814 -Bsymbolic-functions.
1816 2008-05-05 Ian Lance Taylor <iant@google.com>
1818 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1819 as noVARNAME rather than no-VARNAME.
1820 (class General_options): Add option -z combreloc.
1821 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1823 (Output_reloc::sort_before) [SHT_REL]: New function.
1824 (Output_reloc::sort_before) [SHT_RELA]: New function.
1825 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1826 Sort_relocs_comparison.
1827 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1828 parameter. Change all callers.
1829 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1830 sort_relocs parameter. Change all callers.
1831 * output.cc (Output_reloc::get_address): New function, broken out
1833 (Output_reloc::write_rel): Call it.
1834 (Output_reloc::compare): New function.
1835 (Output_data_reloc_base::do_write): Optionally sort relocs.
1837 * configure.ac: If targ_extra_obj is set, link it in.
1838 * configure.tgt: Initialize all variables.
1839 (x86_64*): Set targ_extra_obj and targ_extra_size.
1840 * configure: Rebuild.
1842 * object.cc (Sized_relobj::include_section_group): Adjust section
1843 indexes read from group data. Build vector to pass to
1845 * layout.cc (Layout::layout_group): Add flags and shndxes
1846 parameters. Remove contents parameter. Change caller. Update
1847 explicit instantiations.
1848 * layout.h (class Layout): Update layout_group declaration.
1849 * output.cc (Output_data_group::Output_data_group): Add flags and
1850 input_shndxes parameters. Remove contents parameter. Change
1852 (Output_data_group::do_write): Change input_sections_ to
1854 * output.h (class Output_data_group): Update constructor
1855 declaration. Rename input_sections_ to input_shndxes_.
1856 * testsuite/many_sections_test.cc: Add template.
1858 2008-04-30 Cary Coutant <ccoutant@google.com>
1860 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1862 * layout.cc (Layout::include_section): Refactored check for debug
1864 (Layout::add_comdat): Add new parameters. Change type
1865 of signature parameter. Add object and shndx to signatures table.
1866 (Layout::find_kept_object): New function.
1867 * layout.h: Include <cstring>.
1868 (Layout::is_debug_info_section): New function.
1869 (Layout::add_comdat): Add new parameters.
1870 (Layout::find_kept_object): New function.
1871 (Layout::Kept_section): New struct.
1872 (Layout::Signatures): Change type of map range.
1873 * object.cc (Relobj::output_section_address): New function.
1874 (Sized_relobj::include_section_group): Add new parameters. Change
1875 calls to Layout::add_comdat. Change to build table of kept comdat
1876 groups and table mapping discarded sections to kept sections.
1877 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1878 (Sized_relobj::do_layout): Change calls to include_section_group and
1879 include_linkonce_section.
1880 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1881 value to zero when section is discarded.
1882 (Sized_relobj::map_to_kept_section): New function.
1883 * object.h (Relobj::output_section_address): New function.
1884 (Relobj::Comdat_group): New type.
1885 (Relobj::find_comdat_group): New function.
1886 (Relobj::Comdat_group_table): New type.
1887 (Relobj::Kept_comdat_section): New type.
1888 (Relobj::Kept_comdat_section_table): New type.
1889 (Relobj::add_comdat_group): New function.
1890 (Relobj::set_kept_comdat_section): New function.
1891 (Relobj::get_kept_comdat_section): New function.
1892 (Relobj::comdat_groups_): New field.
1893 (Relobj::kept_comdat_sections_): New field.
1894 (Symbol_value::input_value): Update comment.
1895 (Sized_relobj::map_to_kept_section) New function.
1896 (Sized_relobj::include_linkonce_section): Add new parameter.
1897 * target-reloc.h (Comdat_behavior): New type.
1898 (get_comdat_behavior): New function.
1899 (relocate_section): Add code to map a discarded section to the
1900 corresponding kept section when applying a relocation.
1902 2008-04-30 Craig Silverstein <csilvers@google.com>
1904 * dwarf_reader.cc (next_generation_count): New static var.
1905 (Addr2line_cache_entry): New struct.
1906 (addr2line_cache): New static var.
1907 (Dwarf_line_info::one_addr2line): Added caching.
1908 (Dwarf_line_info::clear_addr2line_cache): New function.
1909 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1910 cache-size parameter.
1911 (Dwarf_line_info::one_addr2line_cache): New function.
1912 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1913 new cache-size argument to one_addr2line(), and clear cache.
1915 2008-04-28 Cary Coutant <ccoutant@google.com>
1917 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1918 R_386_PC8 relocations.
1920 2008-04-23 Ian Lance Taylor <iant@google.com>
1922 * object.cc (Sized_relobj::include_section_group): Check for
1923 invalid section group.
1925 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1928 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1929 than read for file header.
1930 * archive.cc (Archive::include_member): Likewise.
1932 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1934 * aclocal.m4: Regenerate.
1935 * configure: Regenerate.
1937 2008-04-19 Ian Lance Taylor <iant@google.com>
1939 * version.cc (version_string): Bump to 1.6.
1941 * testsuite/Makefile.am (many_sections_r_test): New target.
1942 (many_sections_r_test_SOURCES): Remove.
1943 (many_sections_r_test_DEPENDENCIES): Remove.
1944 (many_sections_r_test_LDFLAGS): Remove.
1945 (many_sections_r_test_LDADD): Remove.
1947 * object.cc (Sized_relobj::do_add_symbols): Always pass
1948 local_symbol_count_ to add_from_relobj.
1950 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1951 every thousand variables.
1952 * testsuite/Makefile.in: Rebuild.
1954 * object.cc (Xindex::initialize_symtab_xindex): New function.
1955 (Xindex::read_symtab_xindex): New function.
1956 (Xindex::sym_xindex_to_shndx): New function.
1957 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1959 (Sized_relobj::do_initialize_xindex): New function.
1960 (Sized_relobj::do_read_symbols): Adjust section links.
1961 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1962 parameter. Change all callers.
1963 (Sized_relobj::include_section_group): Adjust section links and
1964 symbol section indexes.
1965 (Sized_relobj::do_layout): Adjust section links.
1966 (Sized_relobj::do_count_local_symbols): Adjust section links and
1967 symbol section indexes.
1968 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1969 ordinary and special symbols.
1970 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1971 dynsym_xindex parameters. Change all callers. Adjust section
1972 links. Use SHN_XINDEX when needed.
1973 (Sized_relobj::get_symbol_location_info): Adjust section links.
1974 Don't get fooled by special symbols.
1975 * object.h (class Xindex): Define.
1976 (class Object): Add xindex_ parameter. Declare virtual functoin
1977 do_initialize_xindex.
1978 (Object::adjust_sym_shndx): New function.
1979 (Object::set_xindex): New protected function.
1980 (class Symbol_value): Add is_ordinary_shndx_ field.
1981 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1982 (Symbol_value::value): Assert ordinary section.
1983 (Symbol_value::initialize_input_to_output_map): Likewise.
1984 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1986 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1988 (class Sized_relobj): Update declarations.
1989 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1990 parameter. Change all callers.
1991 (Sized_relobj::adjust_shndx): New function.
1992 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1994 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1995 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1996 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1997 (Sized_dynobj::read_dynsym_section): Adjust section links.
1998 (Sized_dynobj::read_dynamic): Likewise.
1999 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2001 (Sized_dynobj::do_initialize_xindex): New function.
2002 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2003 do_initialize_xindex.
2004 (Sized_dynobj::adjust_shndx): New function.
2005 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2006 dynsym_xindex_ fields.
2007 (Layout::finalize): Add a call to set_section_indexes before
2008 creating the symtab sections.
2009 (Layout::set_section_indexes): Don't do anything if the section
2010 already has a section index.
2011 (Layout::create_symtab_sections): Add shnum parameter. Change
2012 caller. Create .symtab_shndx section if needed.
2013 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2015 (Layout::allocated_output_section_count): New function.
2016 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2018 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2019 fields. Update declarations.
2020 (Layout::symtab_xindex): New function.
2021 (Layout::dynsym_xindex): New function.
2022 (class Write_symbols_task): Add layout_ field.
2023 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2025 * output.cc (Output_section_headers::Output_section_headers): Add
2026 shstrtab_section parameter. Change all callers.
2027 (Output_section_headers::do_sized_write): Store overflow values
2028 for section count and section string table section index in
2029 section header zero.
2030 (Output_file_header::do_sized_write): Check for overflow of
2031 section count and section string table section index.
2032 (Output_symtab_xindex::do_write): New function.
2033 (Output_symtab_xindex::endian_do_write): New function.
2034 * output.h (class Output_section_headers): Add shstrtab_section_.
2035 Update declarations.
2036 (class Output_symtab_xindex): Define.
2037 (Output_section::has_out_shndx): New function.
2038 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2040 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2042 (Sized_symbol::init): Likewise.
2043 (Symbol::output_section): Check for ordinary symbol.
2044 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2045 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2047 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2048 Change all callers. Simplify handling of symbols from sections
2049 not included in the link.
2050 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2052 (Weak_alias_sorter::operator()): Assert that symbols are
2054 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2056 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2057 parameters. Change all callers.
2058 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2059 symbol distinction. Use SHN_XINDEX when needed.
2060 (Symbol_table::write_section_symbol): Add symtab_xindex
2061 parameter. Change all callers.
2062 (Symbol_table::sized_write_section_symbol): Likewise. Use
2063 SHN_XINDEX when needed.
2064 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2066 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2067 (Symbol::is_defined): Check is_ordinary.
2068 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2069 (Symbol::is_absolute, Symbol::is_common): Likewise.
2070 (class Sized_symbol): Update declarations.
2071 (class Symbol_table): Update declarations.
2072 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2073 parameters. Change all callers.
2074 (Sized_symbol::override): Likewise.
2075 (Symbol_table::override): Likewise.
2076 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2077 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2078 is_ordinary, and orig_st_shndx parameters. Change all callers.
2079 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2080 to be in an ordinary section.
2081 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2082 object and is_ordinary parameters. Change all callers.
2083 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2084 Change all callers. Don't add undefined or non-ordinary symbols
2086 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2088 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2090 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2091 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2092 (Sized_relobj::relocate_sections): Likewise.
2093 * target-reloc.h (scan_relocs): Adjust section symbol index.
2094 (scan_relocatable_relocs): Likewise.
2095 * i386.cc (Scan::local): Check for ordinary symbols.
2096 * sparc.cc (Scan::local): Likewise.
2097 * x86_64.cc (Scan::local): Likewise.
2098 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2099 to symbol_section_and_value.
2100 * testsuite/many_sections_test.cc: New file.
2101 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2102 (check_PROGRAMS): Add many_sections_test.
2103 (many_sections_test_SOURCES): Define.
2104 (many_sections_test_DEPENDENCIES): Define.
2105 (many_sections_test_LDFLAGS): Define.
2106 (BUILT_SOURCES): Add many_sections_define.h.
2107 (many_sections_define.h): New target.
2108 (BUILT_SOURCES): Add many_sections_check.h.
2109 (many_sections_check.h): New target.
2110 (check_PROGRAMS): Add many_sections_r_test.
2111 (many_sections_r_test_SOURCES): Define.
2112 (many_sections_r_test_DEPENDENCIES): Define.
2113 (many_sections_r_test_LDFLAGS): Define.
2114 (many_sections_r_test_LDADD): Define.
2115 (many_sections_r_test.o): New target.
2116 * testsuite/Makefile.in: Rebuild.
2118 2008-04-17 Cary Coutant <ccoutant@google.com>
2120 * errors.cc (Errors::info): New function.
2121 (gold_info): New function.
2122 * errors.h (Errors::info): New function.
2123 * gold.h (gold_info): New function.
2124 * object.cc (Input_objects::add_object): Print trace output.
2125 * options.cc (options::parse_set): New function.
2126 (General_options::parse_wrap): Deleted.
2127 (General_options::General_options): Deleted initializer.
2128 * options.h (options::String_set): New typedef.
2129 (options::parse_set): New function.
2130 (DEFINE_set): New macro.
2131 (General_options::wrap): Changed to use DEFINE_set. Changed
2132 callers of any_wrap_symbols and is_wrap_symbol.
2133 (General_options::trace, General_options::trace_symbol):
2135 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2136 (General_options::wrap_symbols_): Deleted.
2137 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2139 2008-04-17 David S. Miller <davem@davemloft.net>
2141 * options.cc (General_options::parse_V): New function.
2142 * options.h: Add entries for -V and -Qy.
2144 2008-04-17 Ian Lance Taylor <iant@google.com>
2146 * common.cc (Symbol_table::allocate_commons): Remove options
2147 parameter. Change caller.
2148 (Symbol_table::do_allocate_commons): Remove options parameter.
2149 Change caller. Just call do_allocate_commons_list twice.
2150 (Symbol_table::do_allocate_commons_list): New function, broken out
2151 of do_allocate_commons.
2152 * common.h (class Allocate_commons_task): Remove options_ field.
2154 * symtab.cc (Symbol_table::Symbol_table): Initialize
2156 (Symbol_table::add_from_object): Put TLS common symbols on
2158 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2159 which are IN_OUTPUT_DATA.
2160 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2161 allocate_commons and do_allocate_commons declarations. Declare
2162 do_allocate_commons_list.
2163 * gold.cc (queue_middle_tasks): Update creation of
2164 Allocate_commons_task to not pass options.
2165 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2166 (TLS_TEST_C_FLAGS): New variable.
2167 (tls_test_c_pic.o): New target.
2168 (tls_test_shared.so): Link in tls_test_c_pic.o.
2169 (tls_test_c_pic_ie.o): New target.
2170 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2171 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2172 (tls_test_c.o): New target.
2173 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2174 (tls_pic_test_LDADD): Likewise.
2175 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2176 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2177 (tls_test_c_gnu2.o): New target.
2178 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2180 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2181 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2182 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2183 * testsuite/tls_test.cc: Include "config.h".
2184 (t_last): Call t11_last.
2185 * testsuite/tls_test.h (t11, t11_last): Declare.
2186 * testsuite/tls_test_c.c: New file.
2187 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2188 * configure.ac: Check for OpenMP support.
2189 * configure, config.in, Makefile.in: Rebuild.
2190 * testsuite/Makefile.in: Rebuild.
2192 2008-04-16 Cary Coutant <ccoutant@google.com>
2194 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2195 (Target_i386::tls_base_symbol_defined_): New field.
2196 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2197 (Target_i386::Scan::global): Likewise.
2198 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2199 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2200 (Target_x86_64::tls_base_symbol_defined_): New field.
2201 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2202 (Target_x86_64::Scan::global): Likewise.
2204 2008-04-16 Cary Coutant <ccoutant@google.com>
2206 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2207 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2208 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2209 building shared libraries.
2210 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2211 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2212 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2213 * testsuite/Makefile.in: Rebuild.
2214 * testsuite/weak_undef.h: New file.
2215 * testsuite/weak_undef_file1.cc: Add extra test cases.
2216 * testsuite/weak_undef_file2.cc: Likewise.
2217 * testsuite/weak_undef_test.cc: Likewise.
2219 2008-04-16 David S. Miller <davem@davemloft.net>
2221 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2222 Add issued_non_pic_error_ field. Declare check_non_pic.
2223 (Target_sparc::Scan::check_non_pic): New function.
2224 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2225 (Target_sparc::Scan::global): Likewise.
2227 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2228 * configure: Rebuild.
2230 * options.h (DEFINE_enable): New macro.
2231 (new_dtags): New enable option.
2232 (initfirst, interpose, loadfltr, nodefaultlib,
2233 nodelete, nodlopen, nodump): New -z options.
2234 * layout.cc (Layout:finish_dynamic_section): If new
2235 dtags enabled, emit DT_RUNPATH. Also, emit a
2236 DT_FLAGS_1 containing any specified -z flags.
2238 2008-04-16 Ian Lance Taylor <iant@google.com>
2240 * copy-relocs.cc: New file.
2241 * copy-relocs.h: New file.
2242 * reloc.cc: Remove Copy_relocs code.
2243 * reloc.h: Likewise.
2244 * reloc-types.h (struct Reloc_types) [both versions]: Add
2245 get_reloc_addend_noerror.
2246 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2247 variants of add_global which take an addend which must be zero.
2248 * i386.cc: Include "copy-relocs.h".
2249 (class Target_i386): Change type of copy_relocs_ to variable,
2251 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2253 (Target_i386::do_finalize_sections): Change handling of
2255 * sparc.cc: Include "copy-relocs.h".
2256 (class Target_sparc): Change type of copy_relocs_ to variable,
2258 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2260 (Target_sparc::do_finalize_sections): Change handling of
2262 * x86_64.cc: Include "copy-relocs.h".
2263 (class Target_x86_64): Change type of copy_relocs_ to variable,
2265 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2266 class. Change all callers.
2267 (Target_x86_64::do_finalize_sections): Change handling of
2269 * Makefile.am (CCFILES): Add copy-relocs.cc.
2270 (HFILES): Add copy-relocs.h.
2272 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2274 * testsuite/script_test_4.sh: Permit leading zeroes.
2276 2008-04-15 Ian Lance Taylor <iant@google.com>
2278 * script-sections.cc (Script_sections::create_segments): Use
2279 header_size_adjustment even when there is enough room for the
2281 * testsuite/script_test_4.sh: New file.
2282 * testsuite/script_test_4.t: New file.
2283 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2284 (check_DATA): Add script_test_4.stdout.
2285 (MOSTLYCLEANFILES): Likewise.
2286 (script_test_4): New target.
2287 (script_test_4.stdout): New target.
2288 * testsuite/Makefile.in: Rebuild.
2290 * sparc.cc: Add definitions for Output_data_plt_sparc class
2293 2008-04-14 David S. Miller <davem@davemloft.net>
2295 * sparc.cc: New file.
2296 * Makefile.am (TARGETSOURCES): Add sparc.cc
2297 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2298 * configure.tgt: Document targ_extra_size and
2299 targ_extra_big_endian. Add entries for sparc-* and
2301 * configure.ac: Handle targ_extra_size and
2302 targ_extra_big_endian.
2303 * Makefile.in: Rebuild.
2304 * configure: Likewise.
2305 * po/POTFILES.in: Likewise.
2306 * po/gold.pot: Likewise.
2308 2008-04-14 Ian Lance Taylor <iant@google.com>
2310 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2311 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2312 in the name/type/flags to section mapping. Don't call
2313 allocate_output_section.
2314 (Layout::choose_output_section): Change parameter from adjust_name
2315 to is_input_section. Don't permit input sections after sections
2316 are attached to segments. Don't call allocate_output_section.
2317 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2318 not write_enable_output_section.
2319 (Layout::make_output_section): Don't push to
2320 unattached_section_list_ nor call attach_to_segment. Call
2321 attach_section_to_segment if sections are attached.
2322 (Layout::attach_sections_to_segments): New function.
2323 (Layout::attach_section_to_segment): New function.
2324 (Layout::attach_allocated_section_to_segment): Rename from
2325 attach_to_segment. Remove flags parameter.
2326 (Layout::allocate_output_section): Remove function.
2327 (Layout::write_enable_output_section): Remove function.
2328 * layout.h (class Layout): Update for above changes. Add new
2329 field sections_are_attached_.
2330 * output.h (Output_section::update_flags_for_input_section): New
2332 * output.cc (Output_section::add_input_section): Call
2333 update_flags_for_input_section.
2334 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2336 2008-04-11 Cary Coutant <ccoutant@google.com>
2338 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2339 thought unnecessary.
2340 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2342 2008-04-11 Ian Lance Taylor <iant@google.com>
2344 * output.h (class Output_section_data): Remove inline definition
2346 * output.cc (Output_section_data::set_addralign): New function.
2348 2008-04-11 Cary Coutant <ccoutant@google.com>
2350 Add support for TLS descriptors for i386 and x86_64.
2351 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2352 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2353 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2355 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2356 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2357 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2359 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2360 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2361 Fix problem with initial-exec relocations.
2362 (Target_i386::Relocate::relocate_tls): Likewise.
2363 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2365 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2366 support for section-plus-offset dynamic table entries.
2367 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2368 (Output_data_dynamic::Dynamic_entry): Add support for
2369 section-plus-offset dynamic table entries.
2370 (Output_data_dynamic::Classification): Likewise.
2371 (Output_data_dynamic::classification_): Renamed offset_.
2372 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2373 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2374 (Target_x86_64::make_plt_section): New function.
2375 (Target_x86_64::reserve_tlsdesc_entries): New function.
2376 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2377 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2378 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2379 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2380 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2381 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2382 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2383 add extra PLT entry for TLS descriptors.
2384 (Output_data_plt_x86_64::got_): New field.
2385 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2386 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2388 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2390 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2391 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2392 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2393 R_386_TLS_DESC_CALL relocations.
2394 (Target_x86_64::Scan::global): Likewise.
2395 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2396 for TLS descriptors.
2397 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2398 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2399 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2400 GD-to-IE relaxation.
2401 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2402 and TLS_DESCRIPTORS.
2403 * Makefile.in: Rebuild.
2404 * configure: Rebuild.
2405 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2406 (tls_test_shared2.so): New target.
2407 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2408 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2409 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2410 (tls_shared_gd_to_ie_test_LDADD): New variable.
2411 (tls_shared_gnu2_gd_to_ie_test): New target.
2412 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2414 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2415 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2416 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2417 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2418 (tls_shared_gnu2_test): New target.
2419 (tls_test_gnu2_shared.so): New target.
2420 (tls_shared_gnu2_test_SOURCES): New variable.
2421 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2422 (tls_shared_gnu2_test_LDFLAGS): New variable.
2423 (tls_shared_gnu2_test_LDADD): New variable.
2424 * testsuite/Makefile.in: Rebuild.
2425 * testsuite/Makefile.
2427 2008-04-11 Ian Lance Taylor <iant@google.com>
2429 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2431 * testsuite/Makefile.in: Rebuild.
2433 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2435 * testsuite/script_test_2.cc (main): Adjust test.
2437 2008-04-11 David S. Miller <davem@davemloft.net>
2438 Ian Lance Taylor <iant@google.com>
2440 * options.h (General_options): Add entries for '-Y' and
2442 * options.cc (General_options:finalize): If -Y was used, add those
2443 entries to the library path instead of the default "/lib" and
2446 2008-04-11 David S. Miller <davem@davemloft.net>
2448 * testsuite/justsyms.t: Start at 0x100.
2449 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2450 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2452 * testsuite/script_test_2.cc: Adjust string and section length
2455 2008-04-09 Ian Lance Taylor <iant@google.com>
2458 * script-sections.cc (Sections_element::allocate_to_segment): Add
2460 (Output_section_definition::allocate_to_segment): Likewise.
2461 (Orphan_output_section::allocate_to_segment): Likewise.
2462 (Script_sections::attach_sections_using_phdrs_clause): Don't
2463 propagate non-PT_LOAD segments to orphan sections.
2464 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2465 readelf rather than objdump.
2466 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2467 .interp section and PT_INTERP segment are the same size.
2468 * testsuite/Makefile.in: Rebuild.
2470 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2471 aliases for symbols defined in the same object.
2472 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2473 (weak_alias_test_SOURCES): New variable.
2474 (weak_alias_test_DEPENDENCIES): New variable.
2475 (weak_alias_test_LDFLAGS): New variable.
2476 (weak_alias_test_LDADD): New variable.
2477 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2478 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2479 (weak_alias_test_3.o): New target.
2480 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2481 * testsuite/weak_alias_test_main.cc: New file.
2482 * testsuite/weak_alias_test_1.cc: New file.
2483 * testsuite/weak_alias_test_2.cc: New file.
2484 * testsuite/weak_alias_test_3.cc: New file.
2486 2008-04-08 Ian Lance Taylor <iant@google.com>
2488 * options.h (class General_options): Add --noinhibit-exec option.
2489 * main.cc (main): Check --noinhibit-exec.
2491 * options.h (class General_options): Define --wrap as a special
2492 option. Add wrap_symbols_ field.
2493 (General_options::any_wrap_symbols): New function.
2494 (General_options::is_wrap_symbol): New function.
2495 * options.cc (General_options::parse_wrap): New function.
2496 (General_options::General_options): Initialize wrap_symbols_.
2497 * symtab.cc (Symbol_table::wrap_symbol): New function.
2498 (Symbol_table::add_from_object): Handle --wrap.
2499 * symtab.h (class Symbol_table): Declare wrap_symbol.
2500 * target.h (Target::wrap_char): New function.
2501 (Target::Target_info): Add wrap_char field.
2502 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2503 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2504 * testsuite/testfile.cc (Target_test::test_target_info):
2507 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2510 * layout.h (class Layout): Add added_eh_frame_data_ field.
2511 * layout.cc (Layout::Layout): Initialize new field.
2512 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2513 output section until we find a section we merged successfully.
2514 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2515 that the size be non-zero.
2517 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2520 2008-04-08 Craig Silverstein <csilvers@google.com>
2522 * configure.ac: Export new conditional variable HAVE_ZLIB.
2523 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2525 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2526 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2528 2008-04-07 Ian Lance Taylor <iant@google.com>
2530 * version.cc (version_string): Set to "1.5".
2532 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2533 Add issued_non_pic_error_ field. Declare check_non_pic.
2534 (Target_x86_64::Scan::check_non_pic): New function.
2535 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2536 (Target_x86_64::Scan::global): Likewise.
2538 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2539 addend parameter. Change caller. Handle merge sections.
2540 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2541 Address to Addend. Don't add in the result of
2542 local_section_offset, pass down the addend and use the returned
2544 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2545 Update declarations of local_section_offset and symbol_value.
2546 * testsuite/two_file_test_1.cc (t18): New function.
2547 * testsuite/two_file_test_2.cc (f18): New function.
2548 * testsuite/two_file_test_main.cc (main): Call t18.
2549 * testsuite/two_file_test.h (t18, f18): Declare.
2551 * configure.ac: Don't test for objdump, c++filt, or readelf.
2552 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2554 (TEST_READELF): New variable.
2555 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2556 (check_PROGRAMS): Add two_file_strip_test.
2557 (two_file_strip_test): New target.
2558 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2559 (two_file_same_shared_strip_test_SOURCES): New variable.
2560 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2561 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2562 (two_file_same_shared_strip_test_LDADD): New variable.
2563 (two_file_shared_strip.so): New target.
2564 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2565 (ver_test_5.syms, ver_test_7.syms): Likewise.
2566 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2567 (strip_test_3.stdout): Use TEST_OBJDUMP.
2568 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2570 2008-04-04 Cary Coutant <ccoutant@google.com>
2572 * symtab.h (Symbol::is_weak_undefined): New function.
2573 (Symbol::is_strong_undefined): New function.
2574 (Symbol::is_absolute): New function.
2575 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2576 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2578 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2579 (weak_undef_test): New target.
2580 * testsuite/Makefile.in: Rebuild.
2581 * testsuite/weak_undef_file1.cc: New file.
2582 * testsuite/weak_undef_file2.cc: New file.
2583 * testsuite/weak_undef_test.cc: New file.
2585 2008-04-03 Craig Silverstein <csilvers@google.com>
2587 * compressed_output.h (class Output_compressed_section): Use
2589 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2591 (zlib_compressed_suffix): Removed.
2592 (Output_compressed_section::set_final_data_size): Use unsigned
2594 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2595 Fix linker invocation.
2596 (flagstest_o_specialfile_and_compress_debug_sections):
2598 * testsuite/Makefile.in: Regenerated.
2600 2008-04-02 David S. Miller <davem@davemloft.net>
2602 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2603 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2605 2008-04-02 Craig Silverstein <csilvers@google.com>
2609 2008-04-02 Ian Lance Taylor <iant@google.com>
2611 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2612 parameters. Update for new key type to views_. Change all
2614 (File_read::read): Adjust for byteshift in returned view.
2615 (File_read::add_view): New function, broken out of
2617 (File_read::make_view): New function, broken out of
2619 (File_read::find_or_make_view): Add offset and aligned
2620 parameters. Rewrite accordingly. Change all callers.
2621 (File_read::get_view): Add offset and aligned parameters. Adjust
2622 for byteshift in return value.
2623 (File_read::get_lasting_view): Likewise.
2624 * fileread.h (class File_read): Update declarations.
2625 (class File_read::View): Add byteshift_ field. Add byteshift to
2626 constructor. Add byteshift method.
2627 * archive.h (Archive::clear_uncached_views): New function.
2628 (Archive::get_view): Add aligned parameter. Change all callers.
2629 * object.h (Object::get_view): Add aligned parameter. Change all
2631 (Object::get_lasting_view): Likewise.
2633 * fileread.cc (File_read::release): Don't call clear_views if
2634 there are multiple objects.
2635 * fileread.h (File_read::clear_uncached_views): New function.
2636 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2639 2008-03-31 Cary Coutant <ccoutant@google.com>
2641 Add thin archive support.
2642 * archive.cc (Archive::armagt): New const.
2643 (Archive::setup): Remove task parameter and calls to unlock.
2644 (Archive::unlock_nested_archives): New function.
2645 (Archive::read_header): Add nested_off parameter. Change
2647 (Archive::interpret_header): Likewise.
2648 (Archive::include_all_members): Change to handle thin
2650 (Archive::include_member): Likewise.
2651 * archive.h (Archive::Archive): Add new parameters and
2653 (Archive::armagt): New const.
2654 (Archive::setup): Remove task parameter.
2655 (Archive::unlock_nested_archives): New function.
2656 (Archive::read_header): Add nested_off parameter.
2657 (Archive::interpret_header): Likewise.
2658 (Archive::Nested_archive_table): New typedef.
2659 (Archive::is_thin_archive_): New field.
2660 (Archive::nested_archives_): New field.
2661 (Archive::options_): New field.
2662 (Archive::dirpath_): New field.
2663 (Archive::task_): New field.
2664 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2665 for thin archives. Pass additional parameters to
2666 Archive::Archive. Unlock the archive file after calling
2669 2008-03-29 Ian Lance Taylor <iant@google.com>
2671 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2672 version symbol to be local.
2673 * testsuite/ver_test_4.sh: New file.
2674 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2675 (check_DATA): Add ver_test_4.syms.
2676 (ver_test_4.syms): New target.
2677 * testsuite/Makefile.in: Rebuild.
2680 (Output_section::Input_section_sort_entry::has_priority): New
2682 (Output_section::Input_section_sort_entry::match_file_name): New
2684 (Output_section::Input_section_sort_entry::match_section_name):
2686 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2688 (Output_section::Input_section_sort_entry::match_section_file):
2690 (Output_section::Input_section_sort_compare::operator()): Rewrite
2691 using new Input_section_sort_entry functions. Sort crtbegin and
2692 crtend first. Sort sections with no priority before sections with
2694 * testsuite/initpri1.c (d3): Check j != 4.
2695 (cd5): New constructor/destructor function.
2696 (main): Check j != 2.
2698 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2699 new symbol when resolving, don't call set_is_default.
2700 * testsuite/ver_test_7.cc: New file.
2701 * testsuite/ver_test_7.sh: New file.
2702 * testsuite/Makefile.am (ver_test_7.so): New target.
2703 (ver_test_7.o): New target.
2704 (check_SCRIPTS): Add ver_test_7.sh.
2705 (check_DATA): Add ver_test_7.syms.
2706 (ver_test_7.syms): New target.
2708 2008-03-28 Ian Lance Taylor <iant@google.com>
2710 * layout.cc (Layout::layout): If we see an input section with a
2711 name that needs sorting, set the must_sort flag for the output
2713 (Layout::make_output_section): If the name of the output section
2714 indicates that it might require sorting, set the may_sort flag.
2715 * output.h (Output_section::may_sort_attached_input_sections): New
2717 (Output_section::set_may_sort_attached_input_sections): New
2719 (Output_section::must_sort_attached_input_sections): New
2721 (Output_section::set_must_sort_attached_input_sections): New
2723 (class Output_section): Declare Input_section_sort_entry. Define
2724 Input_section_sort_compare. Declare
2725 sort_attached_input_sections. Add new fields:
2726 may_sort_attached_input_sections_,
2727 must_sort_attached_input_sections_,
2728 attached_input_sections_are_sorted_.
2729 * output.cc (Output_section::Output_section): Initialize new
2731 (Output_section::add_input_section): Add an entry to
2732 input_sections_ if may_sort or must_sort are true.
2733 (Output_section::set_final_data_size): Call
2734 sort_attached_input_sections if necessary.
2735 (Output_section::Input_section_sort_entry): Define new class.
2736 (Output_section::Input_section_sort_compare::operator()): New
2738 (Output_section::sort_attached_input_sections): New function.
2739 * configure.ac: Check whether the compiler supports constructor
2740 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2741 * testsuite/initpri1.c: New file.
2742 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2743 CONSTRUCTOR_PRIORITY.
2744 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2745 (initpri1_LDFLAGS): New variable.
2746 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2748 2008-03-27 Ian Lance Taylor <iant@google.com>
2750 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2751 * testsuite/common_test_1.c: New file.
2752 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2753 (common_test_1_SOURCES): New variable.
2754 (common_test_1_DEPENDENCIES): New variable.
2755 (common_test_1_LDFLAGS): New variable.
2757 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2758 and commons_ correctly when NAME/VERSION does not override
2760 * testsuite/ver_test_6.c: New file.
2761 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2762 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2763 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2765 2008-03-26 Ian Lance Taylor <iant@google.com>
2767 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2768 of an undefined symbol from a version script.
2769 * testsuite/Makefile.am (ver_test_5.so): New target.
2770 (ver_test_5.o): New target.
2771 (check_SCRIPTS): Add ver_test_5.sh.
2772 (check_DATA): Add ver_test_5.syms.
2773 (ver_test_5.syms): New target.
2774 * testsuite/ver_test_5.cc: New file.
2775 * testsuite/ver_test_5.script: New file.
2776 * testsuite/ver_test_5.sh: New file.
2777 * Makefile.in, testsuite/Makefile.in: Rebuild.
2780 Fix problems building gold with gcc 4.3.0.
2781 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2782 (gold_error_at_location, gold_warning_at_location): Use it.
2783 * configure.ac: Check whether we can compile and use a template
2784 function with a printf attribute.
2785 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2786 when jumping over bytes.
2787 * object.cc: Instantiate Object::read_section_data.
2788 * debug.h: Include <cstring>
2789 * dwarf_reader.cc: Include <algorithm>
2790 * main.cc: Include <cstring>.
2791 * options.cc: Include <cstring>.
2792 * output.cc: Include <cstring>.
2793 * script.cc: Include <cstring>.
2794 * script.h: Include <string>.
2795 * symtab.cc: Include <cstring> and <algorithm>.
2796 * target-select.cc: Include <cstring>.
2797 * version.cc: Include <string>.
2798 * testsuite/testmain.cc: Include <cstdlib>.
2799 * configure, config.in: Rebuild.
2801 2008-03-25 Ian Lance Taylor <iant@google.com>
2803 * options.cc: Include "../bfd/bfdver.h".
2804 (options::help): Print bug reporting address.
2806 * version.cc (print_version): Adjust output for current value of
2811 * options.cc (options::help): Print list of supported targets.
2812 * target-select.h: Include <vector>.
2813 (class Target_selector): Make machine_, size_, and is_big_endian_
2814 fields const. Add bfd_name_ and instantiated_target_ fields.
2815 (Target_selector::Target_selector): Add bfd_name parameter.
2816 (Target_selector::recognize): Make non-virtual, call
2818 (Target_selector::recognize_by_name): Make non-virtual, call
2819 do_recognize_by_name.
2820 (Target_selector::supported_names): New function.
2821 (Target_selector::bfd_name): New function.
2822 (Target_selector::do_instantiate_target): New pure virtual
2824 (Target_selector::do_recognize): New virtual function.
2825 (Target_selector::do_recognize_by_name): New virtual function.
2826 (Target_selector::instantiate_target): New private function.
2827 (supported_target_names): Declare.
2828 * target-select.cc (Target_selector::Target_selector): Update for
2829 new parameter and fields.
2830 (select_target_by_name): Check that the name matches before
2831 calling recognize_by_name.
2832 (supported_target_names): New function.
2833 * i386.cc (class Target_selector_i386): Update Target_selector
2834 constructor call. Remove recognize and recognize_by_name. Add
2835 do_instantiate_target.
2836 * x86_64.cc (class Target_selector_x86_64): Likewise.
2837 * testsuite/testfile.cc (class Target_selector_test): Update for
2838 changes to Target_selector.
2840 * README: Rewrite, with some notes on unsupported features.
2842 2008-03-24 Cary Coutant <ccoutant@google.com>
2844 * i386.cc (Target_i386::Got_type): New enum declaration.
2845 (Target_i386::Scan::local): Updated callers of Output_data_got
2847 (Target_i386::Scan::global): Likewise.
2848 (Target_i386::Relocate::relocate): Likewise.
2849 (Target_i386::Relocate::relocate_tls): Likewise.
2850 * object.h (Got_offset_list): New class.
2851 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2852 (Sized_relobj::local_got_offset): Likewise.
2853 (Sized_relobj::set_local_got_offset): Likewise.
2854 (Sized_relobj::local_has_tls_got_offset): Removed.
2855 (Sized_relobj::local_tls_got_offset): Removed.
2856 (Sized_relobj::set_local_tls_got_offset): Removed.
2857 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2858 * output.cc (Output_data_got::add_global): Added got_type parameter.
2859 (Output_data_got::add_global_with_rel): Likewise.
2860 (Output_data_got::add_global_with_rela): Likewise.
2861 (Output_data_got::add_global_pair_with_rel): New function.
2862 (Output_data_got::add_global_pair_with_rela): New function.
2863 (Output_data_got::add_local): Added got_type parameter.
2864 (Output_data_got::add_local_with_rel): Likewise.
2865 (Output_data_got::add_local_with_rela): Likewise.
2866 (Output_data_got::add_local_pair_with_rel): New function.
2867 (Output_data_got::add_local_pair_with_rela): New function.
2868 (Output_data_got::add_global_tls): Removed.
2869 (Output_data_got::add_global_tls_with_rel): Removed.
2870 (Output_data_got::add_global_tls_with_rela): Removed.
2871 (Output_data_got::add_local_tls): Removed.
2872 (Output_data_got::add_local_tls_with_rel): Removed.
2873 (Output_data_got::add_local_tls_with_rela): Removed.
2874 * output.h (Output_data_got::add_global): Added got_type parameter.
2875 (Output_data_got::add_global_with_rel): Likewise.
2876 (Output_data_got::add_global_with_rela): Likewise.
2877 (Output_data_got::add_global_pair_with_rel): New function.
2878 (Output_data_got::add_global_pair_with_rela): New function.
2879 (Output_data_got::add_local): Added got_type parameter.
2880 (Output_data_got::add_local_with_rel): Likewise.
2881 (Output_data_got::add_local_with_rela): Likewise.
2882 (Output_data_got::add_local_pair_with_rel): New function.
2883 (Output_data_got::add_local_pair_with_rela): New function.
2884 (Output_data_got::add_global_tls): Removed.
2885 (Output_data_got::add_global_tls_with_rel): Removed.
2886 (Output_data_got::add_global_tls_with_rela): Removed.
2887 (Output_data_got::add_local_tls): Removed.
2888 (Output_data_got::add_local_tls_with_rel): Removed.
2889 (Output_data_got::add_local_tls_with_rela): Removed.
2890 * resolve.cc (Symbol::override_base_with_special): Removed
2891 reference to has_got_offset_ field.
2892 * symtab.cc (Symbol::init_fields): Replaced initialization
2893 of got_offset_ with got_offsets_. Removed initialization
2895 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
2896 (Symbol::got_offset): Likewise.
2897 (Symbol::set_got_offset): Likewise.
2898 (Symbol::has_tls_got_offset): Removed.
2899 (Symbol::tls_got_offset): Removed.
2900 (Symbol::set_tls_got_offset): Removed.
2901 (Symbol::got_offset_): Removed.
2902 (Symbol::tls_mod_got_offset_): Removed.
2903 (Symbol::tls_pair_got_offset_): Removed.
2904 (Symbol::got_offsets_): New field.
2905 (Symbol::has_got_offset): Removed.
2906 (Symbol::has_tls_mod_got_offset): Removed.
2907 (Symbol::has_tls_pair_got_offset): Removed.
2908 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2909 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2911 (Target_x86_64::Scan::global): Likewise.
2912 (Target_x86_64::Relocate::relocate): Likewise.
2913 (Target_x86_64::Relocate::relocate_tls): Likewise.
2915 2008-03-25 Ben Elliston <bje@au.ibm.com>
2917 * yyscript.y: Fix spelling error in comment.
2919 2008-03-24 Ian Lance Taylor <iant@google.com>
2921 * options.h (class General_options): Define build_id option.
2922 * layout.h (class Layout): Declare write_build_id, create_note,
2923 create_build_id. Add build_id_note_ member.
2924 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2925 "libiberty.h", "md5.h", "sha1.h".
2926 (Layout::Layout): Initialize eh_frame_data_,
2927 eh_frame_hdr_section_, and build_id_note_.
2928 (Layout::finalize): Call create_build_id.
2929 (Layout::create_note): New function, broken out of
2930 Layout::create_gold_note.
2931 (Layout::create_gold_note): Call create_note.
2932 (Layout::create_build_id): New function.
2933 (Layout::write_build_id): New function.
2934 (Close_task_runner::run): Call write_build_id.
2936 * x86_64.cc: Correct license to GPLv3.
2938 2008-03-23 Ian Lance Taylor <iant@google.com>
2940 * options.cc: Include "demangle.h".
2941 (parse_optional_string): New function.
2942 (parse_long_option): Handle takes_optional_argument.
2943 (parse_short_option): Update dash_z initializer. Handle
2944 takes_optional_argument.
2945 (General_options::General_options): Initialize do_demangle_.
2946 (General_options::finalize): Set do_demangle_. Handle demangling
2948 * options.h (parse_optional_string): Declare.
2949 (struct One_option): Add optional_arg field. Update constructor.
2950 Update call constructor calls. Add takes_optional_argument
2952 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2953 (DEFINE_optional_string): Define.
2954 (General_options::demangle): Change from DEFINE_bool to
2955 DEFINE_optional_string.
2956 (General_options::no_demangle): New function.
2957 (General_options::do_demangle): New function.
2958 (General_options::set_do_demangle): New function.
2959 (General_options::execstack_status_): Move definition to end of
2961 (General_options::static_): Likewise.
2962 (General_options::do_demangle_): New field.
2963 * object.cc (big_endian>::get_symbol_location_info): Call
2964 Options::do_demangle, not Options::demangle.
2965 * symtab.cc (demangle): Likewise.
2967 2008-03-22 Ian Lance Taylor <iant@google.com>
2969 * gold.h: Include <cstddef> and <sys/types.h>
2970 * options.h: Include <cstring>.
2972 2008-03-21 Ian Lance Taylor <iant@google.com>
2974 * Added source code to GNU binutils.