1 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3 * incremental.cc: New file.
4 * Makefile.am (CCFILES): Add incremental.cc.
5 * Makefile.in: Rebuild.
7 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9 * layout.cc (Layout::output_section_name): Preserve names
12 2009-03-19 Ian Lance Taylor <iant@google.com>
14 * descriptors.cc (Descriptors::open): Check that the options are
15 valid before using them.
17 2009-03-18 Ian Lance Taylor <iant@google.com>
19 * script-sections.h: Include <list>.
20 (class Script_sections): Change Sections_elements from std::vector
21 to std::list. Typedef public Elements_iterator. Add
22 orphan_section_placement_, data_segment_align_start_, and
23 saw_data_segment_align_ fields. Remove data_segment_align_index_
25 * script-sections.cc (class Orphan_section_placement): New class.
26 (class Sections_element): Add virtual functions is_relro and
27 orphan_section_init. Remove virtual function place_orphan_here.
28 (class Output_section_definition): Add is_relro and
29 orphan_section_init. Remove place_orphan_here.
30 (class Orphan_output_section): Likewise.
31 (Script_sections::Script_sections): Update for field changes.
32 (Script_sections::data_segment_align): Set saw_data_segment_align_
33 and data_segment_align_start_, not data_segment_align_index.
34 (Script_sections::data_segment_relro_end): Check
35 saw_data_segment_align_. Use data_segment_align_start_ rather
36 than data_segment_align_index_.
37 (Script_sections::place_orphan): Rewrite to use
38 Orphan_section_placement.
40 2009-03-17 Ian Lance Taylor <iant@google.com>
42 * archive.cc (Archive::add_symbols): Check for a version attached
43 to the symbol name in the archive map.
44 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
45 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
46 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
47 (ver_test_11.a): New target.
48 * testsuite/Makefile.in: Rebuild.
50 * configure.ac: Check for chsize and posix_fallocate. Replace
52 * ftruncate.c: New file, from gnulib.
53 * output.cc (posix_fallocate): Define dummy version if not
55 (Output_file::map): Call posix_fallocate rather than lseek and
57 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
58 * configure, Makefile.in, config.in: Rebuild.
60 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
62 * layout.h (Layout::create_note): Add section_name parameter.
63 * layout.cc (Layout::create_note): Likewise.
64 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
66 2009-03-17 Ian Lance Taylor <iant@google.com>
68 * descriptors.cc: Include "options.h".
69 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
70 (Descriptors::open): Always use O_CLOEXEC when opening a new
71 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
74 * sparc.cc (class Target_sparc): Add has_got_section.
75 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
76 make sure we have a GOT section.
78 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
79 (Target_sparc::Scan::local): Likewise.
80 (Target_sparc::Scan::global): Likewise.
81 (Target_sparc::Relocate::relocate): Likewise.
82 (Target_sparc::Relocate::relocate_tls): Likewise.
84 * symtab.cc (Symbol_table::define_default_version): New function,
85 broken out of add_from_object.
86 (Symbol_table::add_from_object): Call define_default_version.
87 (Symbol_table::define_special_symbol): Add resolve_oldsym
88 parameter. Change all callers. If the version for a symbol comes
89 from a version script, resolve it with the symbol with the same
90 name with no version. Also add the symbol without a version if
92 (do_define_in_output_data): If resolving with oldsym, don't delete
94 (do_define_in_output_segment): Likewise.
95 (do_define_as_constant): Likewise.
96 * symtab.h (class Symbol_table): Update declarations.
98 2009-03-13 Ian Lance Taylor <iant@google.com>
100 * readsyms.cc (Read_symbols::incompatible_warning): New function.
101 (Read_symbols::requeue): New function.
102 (Read_symbols::do_read_symbols): If make_elf_object fails because
103 the target type is not configured, and the file was searched for,
104 issue a warning and retry with the next directory.
105 (Add_symbols::run): If the file has an incompatible format, and
106 it was searched for, requeue the Read_symbols task. On error,
108 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
109 dirindex parameter to constructor. Change all callers. Declare
110 incompatible_warning and requeue.
111 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
112 input_argument_ and input_group_ fields. Add them to
113 constructor. Change all callers.
114 (class Read_script): Add dirindex_ field. Add it to constructor.
116 * archive.cc (Archive::setup): Remove input_objects parameter.
118 (Archive::get_file_and_offset): Likewise.
119 (Archive::read_all_symbols): Likewise.
120 (Archive::read_symbols): Likewise.
121 (Archive::get_elf_object_for_member): Remove input_objects
122 parameter. Add punconfigured parameter. Change all callers.
123 (Archive::add_symbols): Change return type to bool. Check return
124 value of include_member.
125 (Archive::include_all_members): Likewise.
126 (Archive::include_member): Change return type to bool. Return
127 false if first included object has incompatible target. Set
128 included_member_ field.
129 (Add_archive_symbols::run): If add_symbols returns false, requeue
131 * archive.h (class Archive): Add included_member_ field.
132 Initialize it in constructor. Add input_file and searched_for
133 methods. Update declarations.
134 (class Add_archive_symbols): Add dirpath_, dirindex_, and
135 input_argument_ fields. Add them to constructor. Change all
137 * script.cc: Include "target-select.h".
138 (class Parser_closure): Add skip_on_incompatible_target_ and
139 found_incompatible_target_ fields. Add
140 skip_on_incompatible_target parameter to constructor. Change all
141 callers. Add methods skip_on_incompatible_target,
142 clear_skip_on_incompatible_target, found_incompatible_target, and
143 set_found_incompatible_target.
144 (read_input_script): Add dirindex parameter. Change all callers.
145 If parser finds an incompatible target, requeue Read_symbols
147 (script_set_symbol): Clear skip_on_incompatible_target in
149 (script_add_assertion, script_parse_option): Likewise.
150 (script_start_sections, script_add_phdr): Likewise.
151 (script_check_output_format): New function.
152 * script.h (read_input_script): Update declaration.
153 * script-c.h (script_check_output_format): Declare.
154 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
155 (ignore_cmd): Remove OUTPUT_FORMAT.
156 * fileread.cc (Input_file::Input_file): Add explicit this.
157 (Input_file::will_search_for): New function.
158 (Input_file::open): Add pindex parameter. Change all callers.
159 * fileread.h (class Input_file): Add input_file_argument method.
160 Declare will_search_for. Update declarations.
161 * object.cc (make_elf_object): Add punconfigured parameter.
163 * object.h (class Object): Make input_file public. Add
165 (make_elf_object): Update declaration.
166 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
168 * dirsearch.h (class Dirsearch): Update declaration.
169 * options.h (class General_options): Add --warn-search-mismatch.
170 * parameters.cc (Parameters::is_compatible_target): New function.
171 * parameters.h (class Parameters): Declare is_compatible_target.
172 * workqueue.cc (Workqueue::add_blocker): New function.
173 * workqueue.h (class Workqueue): Declare add_blocker.
175 * fileread.cc (Input_file::open): Remove options parameter.
177 (Input_file::open_binary): Likewise.
178 * script.cc (read_input_script): Likewise.
179 * readsyms.h (class Read_symbols): Remove options_ field. Remove
180 options parameter from constructor. Change all callers.
181 (class Read_script): Likewise.
182 * fileread.h (class Input_file): Update declarations.
183 * script.h (read_input_script): Update declaration.
185 2009-03-10 Nick Clifton <nickc@redhat.com>
187 * po/es.po: New Spanish translation.
189 2009-03-06 Cary Coutant <ccoutant@google.com>
191 * options.cc (parse_short_option): Keep dash_z from registering itself.
193 2009-03-03 Ian Lance Taylor <iant@google.com>
196 * target-reloc.h (relocate_section): Pass output_section to
198 * i386.cc (Target_i386::should_apply_static_reloc): Add
199 output_section parameter. Change all callers.
200 (Target_i386::Relocate::relocate): Add output_section parameter.
201 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
202 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
203 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
204 * testsuite/two_file_shared.sh: New script.
205 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
206 (check_DATA): Add two_file_shared.dbg.
207 (two_file_shared.dbg): New target.
208 * testsuite/Makefile.in: Rebuild.
210 2009-03-01 Ian Lance Taylor <iant@google.com>
212 * configure.ac: Check for byteswap.h.
213 * configure: Rebuild.
214 * config.in: Rebuild.
216 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
218 * layout.cc (Layout::find_or_add_kept_section): New function.
219 (Layout::add_comdat): Removed.
220 * layout.h (struct Kept_section): Move out of class Layout.
221 Remove trailing underscores from field names. Add group_sections
222 field. Rename group_ field to is_group. Change all uses.
223 (class Layout): Declare find_or_add_kept_section, not add_comdat.
224 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
225 comdat_groups_ field.
226 (Sized_relobj::include_section_group): Use
227 find_or_add_kept_section and Kept_section::group_sections.
228 (Sized_relobj::include_linkonce_section): Likewise.
229 * object.cc (class Sized_relobj): Don't define Comdat_group or
230 Comdat_group_table. Remove find_comdat_group and
231 add_comdat_group. Remove comdat_groups_ field.
232 * plugin.cc (include_comdat_group): Use
233 Layout::find_or_add_kept_section.
235 2009-02-28 Ian Lance Taylor <iant@google.com>
237 * README: --gc-sections and map files are now supported. Document
238 some build requirements.
241 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
242 relocatable link set the value of the section symbol to zero.
243 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
244 relocatable link don't include the section address in the local
247 2009-02-27 Ian Lance Taylor <iant@google.com>
250 * options.h (class Search_directory): Add is_system_directory.
251 (class General_options): Declare is_in_system_directory.
252 * options.cc (get_relative_sysroot): Make static.
253 (get_default_sysroot): Make static.
254 (General_optoins::is_in_system_directory): New function.
255 * fileread.cc (Input_file::is_in_system_directory): New function.
256 * fileread.h (class Input_file): Declare is_in_system_directory.
257 * object.h (class Object): Add is_in_system_directory.
258 (class Input_objects): Remove system_library_directory_ field.
259 * object.cc (Input_objects::add_object): Don't set
260 system_library_directory_.
261 (input_objects::found_in_system_library_directory): Remove.
262 * symtab.cc (Symbol_table::write_globals): Remove input_objects
263 parameter. Change all callers.
264 (Symbol_table::sized_write_globals): Likewise.
265 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
266 Call Object::is_in_system_directory.
267 * symtab.h (class Symbol_table): Update declarations.
270 * descriptors.h (Open_descriptor): Add is_on_stack field.
271 * descriptors.cc (Descriptors::open): If the descriptor is on the
272 top of the stack, remove it. Initialize is_on_stack field.
273 (Descriptors::release): Only add pod to stack if it is not on the
275 (Descriptors::close_some_descriptor): Clear stack_next and
279 * output.cc (Output_section::find_starting_output_address): Rename
280 from starting_output_address; add PADDR parameter; change return
282 * output.h (class Output_section): Declare
283 find_starting_output_address instead of starting_output_address.
284 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
285 section symbol for which we can't find a merge section.
288 * symtab.cc (Symbol_table::add_from_object): If the visibility is
289 hidden or internal, force the symbol to be local.
290 * resolve.cc (Symbol::override_visibility): Define.
291 (Symbol::override_base): Use override_visibility.
292 (Symbol_table::resolve): Likewise.
293 (Symbol::override_base_with_special): Likewise.
294 (Symbol_table::override_with_special): If the visibility is hidden
295 or internal, force the symbol to be local.
296 * symtab.h (class Symbol): Add set_visibility and
298 * testsuite/ver_test_1.sh: New file.
299 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
300 (check_DATA): Add ver_test_1.syms.
301 (ver_test_1.syms): New target.
302 * testsuite/Makefile.in: Rebuild.
304 2009-02-25 Cary Coutant <ccoutant@google.com>
306 * layout.cc (Layout::choose_output_section): Don't rename sections
307 when using a linker script that has a SECTIONS clause.
308 * Makefile.in: Regenerate.
310 * testsuite/Makefile.am (script_test_5.sh): New test case.
311 * testsuite/Makefile.in: Regenerate.
312 * testsuite/script_test_5.cc: New file.
313 * testsuite/script_test_5.sh: New file.
314 * testsuite/script_test_5.t: New file.
316 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
318 * archive.cc (Archive::include_member): Update calls to add_symbols.
319 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
321 * dynobj.h (do_add_symbols): Add the Layout argument.
322 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
324 * object.h (Object::add_symbols): Add the Layout argument.
325 (Object::do_add_symbols): Add the Layout argument.
326 (Sized_relobj::do_add_symbols): Add the Layout argument.
327 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
328 Unify the two versions.
329 (Add_plugin_symbols): Remove.
330 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
331 (Sized_pluginobj::do_add_symbols): Unify the two versions.
332 (Add_plugin_symbols): Remove.
333 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
334 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
335 (Add_symbols::run): Make it work with Pulginobj.
337 2009-02-06 Ian Lance Taylor <iant@google.com>
339 * object.cc (Sized_relobj::do_layout): Make info message start
340 with lower case letter.
342 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
344 * binary.cc: Fix file comment.
346 * options.h (enum Incremental_disposition): Define.
347 (class General_options): Add new options: --incremental,
348 --incremental_changed, --incremental_unchanged,
349 --incremental_unknown. Add incremental_disposition_ and
350 implicit_incremental_ fields.
351 (General_options::incremental_disposition): New function.
352 (class Position_dependent_options): Add incremental_disposition
354 (Position_dependent_options::copy_from_options): Set incremental
356 * options.cc (General_options::parse_incremental_changed): New
358 (General_options::parse_incremental_unchanged): New function.
359 (General_options::parse_incremental_unknown): New function.
360 (General_options::General_options): Initialize new fields
361 incremental_disposition_ and implicit_incremental_.
362 (General_options::finalize): Check for uasge of --incremental-*
363 without --incremental.
365 2009-02-06 Chris Demetriou <cgd@google.com>
367 * gold.h (gold_undefined_symbol): Change to take only a Symbol
368 pointer and to report location as the file name associated with
370 (gold_undefined_symbol_at_location): New function to replace the
371 old gold_undefined_symbol functionality.
372 * target-reloc.h (relocate_section): Update to use
373 gold_undefined_symbol_at_location.
374 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
375 Call gold_undefined_symbol function rather than gold_error.
376 * errors.h (Errors::undefined_symbol): Take location as a
377 string, rather than calculating it from a relocation.
378 * errors.cc (Errors::fatal): Print "fatal error:" before the
380 (Errors::error, Errors::error_at_location): Print "error: "
381 before the formatted message.
382 (Errors::undefined_symbol): Take location as a string, rather
383 than calculating it from a relocation.
384 (gold_undefined_symbol_at_location): New function akin to
385 old gold_undefined_symbol, calculates location from relocation.
386 (gold_undefined_symbol): Change to take only a Symbol pointer
387 and to report location as the file name associated with the symbol.
388 * testsuite/debug_msg.sh: Update for changed error messages.
389 * testsuite/undef_symbol.sh: Likewise.
391 2009-02-04 Duncan Sands <baldrick@free.fr>
394 * reduced_debug_output.h
395 (Output_reduced_debug_abbrev_section::failed): Use format for
397 (Output_reduced_debug_info_section::faild): Likewise.
399 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
401 * script.cc (Lazy_demangler): New class.
402 (Version_script_info::get_symbol_version_helper): Demangle a
405 2009-01-29 Cary Coutant <ccoutant@google.com>
407 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
409 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
411 2009-01-28 Ian Lance Taylor <iant@google.com>
413 * version.cc (version_string): Bump to 1.9.
415 * gold.h: Include <cstring> and <stdint.h>.
416 * version.cc: Include <cstdio>.
417 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
419 * reduced_debug_output.cc (insert_into_vector): Rename from
420 Insert_into_vector; change all callers. Use Swap_unaligned to
421 avoid aliasing issue; remove union since it is unnecessary.
423 2009-01-27 Sriraman Tallam <tmsriram@google.com>
425 * Makefile.am (CCFILES): Add gc.cc.
427 * Makefile.in: Regenerate.
428 * gold.cc (Gc_runner): New class.
429 (queue_initial_tasks): Call garbage collection related tasks
430 when corresponding options are invoked.
431 (queue_middle_gc_tasks): New function.
432 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
433 processed early before laying out sections during garbage collection.
434 * gold.h (queue_middle_gc_tasks): New function.
435 (is_prefix_of): Move from "layout.cc".
436 * i386.cc (Target_i386::gc_process_relocs): New function.
437 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
438 * main.cc (main): Create object of class "Garbage_collection".
439 * object.cc (Relobj::copy_symbols_data): New function.
440 (Relobj::is_section_name_included): New function.
441 (Sized_relobj::do_layout): Allow this function to be called twice
442 during garbage collection and defer layout of section during the
444 * object.h (Relobj::get_symbols_data): New function.
445 (Relobj::is_section_name_included): New function.
446 (Relobj::copy_symbols_data): New function.
447 (Relobj::set_symbols_data): New function.
448 (Relobj::get_relocs_data): New function.
449 (Relobj::set_relocs_data): New function.
450 (Relobj::is_output_section_offset_invalid): New pure virtual function.
451 (Relobj::gc_process_relocs): New function.
452 (Relobj::do_gc_process_relocs): New pure virtual function.
453 (Relobj::sd_): New data member.
454 (Sized_relobj::is_output_section_offset_invalid): New function.
455 (Sized_relobj::do_gc_process_relocs): New function.
456 * options.h (General_options::gc_sections): Modify to not be a no-op.
457 (General_options::print_gc_sections): New option.
458 * plugin.cc (Plugin_finish::run): Remove function call to
459 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
460 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
461 * reloc.cc (Read_relocs::run): Add task to process relocs and
462 determine unreferenced sections when doing garbage collection.
463 (Gc_process_relocs): New class.
464 (Sized_relobj::do_gc_process_relocs): New function.
465 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
466 sections that are garbage collected.
467 * reloc.h (Gc_process_relocs): New class.
468 * sparc.cc (Target_sparc::gc_process_relocs): New function.
469 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
470 symbols whose corresponding sections are garbage collected.
471 (Symbol_table::Symbol_table): Add new parameter for the garbage
473 (Symbol_table::gc_mark_undef_symbols): New function.
474 (Symbol_table::gc_mark_symbol_for_shlib): New function.
475 (Symbol_table::gc_mark_dyn_syms): New function.
476 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
478 (Symbol_table::add_from_object): Likewise.
479 (Symbol_table::add_from_relobj): When building shared objects, do not
480 treat externally visible symbols as garbage.
481 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
482 table information for static and relocatable links.
483 * symtab.h (Symbol_table::set_gc): New function.
484 (Symbol_table::gc): New function.
485 (Symbol_table::gc_mark_undef_symbols): New function.
486 (Symbol_table::gc_mark_symbol_for_shlib): New function.
487 (Symbol_table::gc_mark_dyn_syms): New function.
488 (Symbol_table::gc_): New data member.
489 * target.h (Sized_target::gc_process_relocs): New pure virtual
491 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
492 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
494 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
496 * options.h (General_options::gc_sections): Define as a no-op for now.
497 (General_options::no_keep_memory): Ditto.
498 (General_options::Bshareable): Define.
499 * options.cc (General_options::finalize): Honor -Bshareable.
501 2009-01-20 Andreas Schwab <schwab@suse.de>
503 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
504 read the value in the contents, since we don't use it. Use the
505 template endianness when writing.
506 (Relocate::relocate): Use it for R_PPC_REL16_HA.
508 2009-01-19 Andreas Schwab <schwab@suse.de>
510 * configure.tgt (powerpc64-*): Fix targ_obj.
512 2009-01-15 Ian Lance Taylor <iant@google.com>
514 * object.cc (Sized_relobj::write_local_symbols): Don't write out
515 local symbols when stripping all symbols.
517 2009-01-14 Cary Coutant <ccoutant@google.com>
519 * output.cc (Output_reloc): Add explicit instantiations.
521 2009-01-14 Cary Coutant <ccoutant@google.com>
523 * archive.cc (Archive::get_elf_object_for_member): Remove call
524 to File_read::claim_for_plugin.
525 * descriptors.cc (Descriptors::open): Remove reference to
527 (Descriptors::claim_for_plugin): Remove.
528 * descriptors.h (Descriptors::claim_for_plugin): Remove.
529 (Descriptors::is_claimed): Remove.
530 (claim_descriptor_for_plugin): Remove.
531 * fileread.cc (File_read::claim_for_plugin): Remove.
532 * fileread.h (File_read::claim_for_plugin): Remove.
533 (File_read::descriptor): Reopen descriptor if necessary.
534 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
535 (Plugin_manager::all_symbols_read): Add task parameter. Change
537 (Plugin_manager::get_input_file): New function.
538 (Plugin_manager::release_input_file): New function.
539 (Pluginobj::Pluginobj): Add filesize parameter and initialize
540 corresponding data member.
541 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
542 and pass to base constructor. Change all callers.
543 (get_input_file, release_input_file): New functions.
544 (make_sized_plugin_object): Add filesize parameter. Change all callers.
545 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
546 (Plugin_manager::all_symbols_read): Add task parameter.
547 (Plugin_manager::get_input_file): New function.
548 (Plugin_manager::release_input_file): New function.
549 (Plugin_manager::task_): New data member.
550 (Pluginobj::Pluginobj): Add filesize parameter.
551 (Pluginobj::filename): New function.
552 (Pluginobj::descriptor): New function.
553 (Pluginobj::filesize): New function.
554 (Pluginobj::filesize_): New data member.
555 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
556 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
557 File_read::claim_for_plugin; use Object::unlock to unlock the file.
559 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
560 with archive libraries.
561 * testsuite/Makefile.in: Regenerate.
562 * testsuite/plugin_test.c (struct sym_info): New type.
563 (get_input_file, release_input_file): New static variables.
564 (onload): Capture new transfer vector entries.
565 (claim_file_hook): Stop reading at end of file according to filesize.
566 Factor out parsing of readelf output into separate function.
567 (all_symbols_read_hook): Exercise get_input_file and release_input_file
568 APIs and get the source file name from the symbol table. Convert
569 source file name to corresponding object file name. Print info
570 message when adding new input files.
571 (parse_readelf_line): New function.
572 * testsuite/plugin_test_1.sh: Add checks for new info messages.
573 * testsuite/plugin_test_2.sh: Likewise.
574 * testsuite/plugin_test_3.sh: Likewise.
575 * testsuite/plugin_test_4.sh: New test case.
577 2009-01-07 Ian Lance Taylor <iant@google.com>
579 * version.cc (version_string): Bump to 1.8.
581 2008-12-23 Cary Coutant <ccoutant@google.com>
583 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
584 * plugin.cc (Plugin_manager::finish): Rename as
585 layout_deferred_objects. Move cleanup to separate function.
586 (Plugin_manager::cleanup): New function.
587 (Plugin_finish::run): Call layout_deferred_objects and cleanup
589 * plugin.h (Plugin_manager::finish): Rename as
590 layout_deferred_objects.
591 (Plugin_manager::cleanup): New function.
592 (Plugin_manager::cleanup_done): New field.
594 2008-12-23 Cary Coutant <ccoutant@google.com>
596 * plugin.cc (is_visible_from_outside): New function.
597 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
598 so we don't return "IR only" status for exported symbols or -r links.
600 * testsuite/Makefile.am (plugin_test_3): New test case.
601 * testsuite/Makefile.in: Regenerate.
602 * testsuite/plugin_test_3.sh: New file.
604 2008-12-22 Cary Coutant <ccoutant@google.com>
606 * object.cc (Sized_relobj::layout_section): New function.
607 (Sized_relobj::do_layout): Defer layout of input sections until after
608 plugin has provided replacement files.
609 (Sized_relobj::do_layout_deferred_sections): New function.
610 * object.h (Relobj::set_section_offset): Remove virtual keyword.
611 (Relobj::layout_deferred_sections): New function.
612 (Relobj::do_layout_deferred_sections): New function.
613 (Sized_relobj::do_layout_deferred_sections): New function.
614 (Sized_relobj::layout_section): New function.
615 (Sized_relobj::Deferred_layout): New structure.
616 (Sized_relobj::deferred_layout_): New field.
617 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
618 Change all callers. Layout deferred sections.
619 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
621 (Plugin_hook::run): Move code from do_plugin_hook inline.
622 (Plugin_hook::do_plugin_hook): Remove.
623 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
624 (Plugin_manager::finish): Renamed, was cleanup.
625 (Plugin_manager::should_defer_layout): New function.
626 (Plugin_manager::add_deferred_layout_object): New function.
627 (Plugin_manager::Deferred_layout_list): New type.
628 (Plugin_manager::deferred_layout_objects_): New field.
629 (Plugin_hook::do_plugin_hook): Remove.
631 2008-12-17 Ian Lance Taylor <iant@google.com>
633 * options.h (class General_options): Add --no case for
636 2008-12-16 Cary Coutant <ccoutant@google.com>
638 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
640 (Plugin_manager::claim_file): Create plugin object even if
641 plugin did not call the add_symbols callback.
642 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
643 asking for more symbols than were added.
644 * testsuite/Makefile.am (plugin_test_1): Add test case with
646 (empty.syms): New target.
647 * testsuite/Makefile.in: Regenerate.
648 * testsuite/plugin_test.c (claim_file_hook): Add new debug
649 message. Don't call add_symbols if no globals.
650 (all_symbols_read_hook): Don't provide replacement for empty
653 2008-12-12 Ian Lance Taylor <iant@google.com>
655 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
656 r_type == 0 for a local symbol with r_sym == 0.
657 (scan_relocatable_relocs): Pass r_sym to
658 local_non_section_strategy.
659 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
662 * configure.ac: Update test for TLS descriptors: they are
663 supported as of glibc 2.9.
664 * configure: Rebuild.
666 2008-12-11 Ian Lance Taylor <iant@google.com>
669 * target-reloc.h (Default_scan_relocatable_relocs): For each
670 function, map r_type == 0 to RELOC_DISCARD.
672 2008-12-10 Cary Coutant <ccoutant@google.com>
674 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
675 object to override a kept COMDAT group from a plugin object.
677 2008-12-09 Ian Lance Taylor <iant@google.com>
680 * yyscript.y (file_cmd): Handle INPUT.
682 * testsuite/initpri1.c: Change all declarations to be full
683 prototypes by adding void, to avoid compiler warnings.
685 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
687 * options.cc (General_options::parse_plugin_opt): New.
688 (General_options::add_plugin): The argument now is just the filename.
689 (General_options::add_plugin_option): New.
690 * options.h (plugin_opt): New.
691 (add_plugin): Change argument name.
692 (add_plugin_option): New.
693 * plugin.cc (Plugin::load): Don't parse the plugin option.
694 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
695 (Plugin::add_option): New.
696 (Plugin::args_): Change type.
697 (Plugin::filename_): New.
698 (Plugin_manager::add_plugin_option): New.
699 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
700 * testsuite/Makefile.in: Regenerate.
702 2008-12-05 Cary Coutant <ccoutant@google.com>
704 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
705 Handle --strip-lto-sections option.
706 * options.h (strip_lto_sections): New option.
708 2008-12-01 Cary Coutant <ccoutant@google.com>
710 * plugin.cc (ld_plugin_message): Change format parameter to const.
711 Fix mismatch between new[] and delete.
713 2008-11-14 Cary Coutant <ccoutant@google.com>
715 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
718 2008-11-05 Craig Silverstein <csilvers@google.com>
720 * options.cc (General_options::parse_dynamic_list): New function.
721 * options.h (General_options): New flags dynamic_list,
722 dynamic_list_data, dynamic_list_cpp_new, and
723 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
724 (General_options::in_dynamic_list): New function.
725 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
726 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
727 (Lex::can_continue_name): Likewise.
729 (read_script_file): New parameter script_options.
730 (read_dynamic_list): New function.
731 (Script_options::define_dynamic_list): New function.
732 (dynamic_list_keyword_parsecodes): New variable.
733 (dynamic_list_keywords): New variable.
734 * script.h (Script_options::define_dynamic_list): New function
736 (read_dynamic_list): New function prototype.
737 * symtab.cc (strprefix): New macro.
738 (Symbol::should_add_dynsym_entry): Support dynamic_list,
739 dynamic_list_data, dynamic_list_cpp_new, and
740 dynamic_list_cpp_typeinfo.
741 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
742 (dynamic_list_expr): New rule.
743 (dynamic_list_nodes): Likewise.
744 (dynamic_list_node): Likewise.
745 * testsuite/Makefile.am (dynamic_list): New test.
746 * testsuite/Makefile.in: Regenerated.
747 * testsuite/dynamic_list.t: New file.
748 * testsuite/dynamic_list.sh: New file.
750 2008-11-05 Craig Silverstein <csilvers@google.com>
752 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
753 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
754 (t11_last): Likewise.
755 * testsuite/ver_test_6.c (main): Likewise.
757 2008-10-07 Cary Coutant <ccoutant@google.com>
759 * options.c (General_options::finalize): Add check for -static and
761 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
764 2008-10-02 Cary Coutant <ccoutant@google.com>
766 * plugin.cc (make_sized_plugin_object): Fix conditional
767 compilation to work when not all targets are enabled.
769 2008-09-29 Cary Coutant <ccoutant@google.com>
771 * archive.cc (Archive::get_file_and_offset): Use filename instead
772 of name to get library path.
773 (Archive::include_member): Unlock external member of a thin archive.
775 * testsuite/Makefile.am (TEST_AR): New variable.
776 (thin_archive_test_1): New test.
777 (thin_archive_test_2): New test.
778 * testsuite/Makefile.in: Regenerate.
779 * testsuite/thin_archive_main.cc: New file.
780 * testsuite/thin_archive_test_1.cc: New file.
781 * testsuite/thin_archive_test_2.cc: New file.
782 * testsuite/thin_archive_test_3.cc: New file.
783 * testsuite/thin_archive_test_4.cc: New file.
785 2008-09-29 Cary Coutant <ccoutant@google.com>
787 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
788 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
790 (Sized_relobj::do_finalize_local_symbols): Likewise.
791 (Sized_relobj::map_to_kept_section): Likewise.
792 * object.h (Sized_relobj::invalid_address): New constant.
793 (Sized_relobj::do_output_section_offset): Check for invalid_address
795 * output.cc (Output_reloc::local_section_offset): Use constant
796 invalid_address instead of -1U.
797 (Output_reloc::get_address): Likewise.
798 (Output_section::output_address): Change -1U to -1ULL.
799 * output.h (Output_reloc::invalid_address): New constant.
800 * reloc.cc (Sized_relobj::write_sections): Use constant
801 invalid_address instead of -1U.
802 (Sized_relobj::relocate_sections): Likewise.
803 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
804 values for merge sections.
805 * target-reloc.h (relocate_for_relocatable): Use constant
806 invalid_address instead of -1U.
808 2008-09-19 Cary Coutant <ccoutant@google.com>
810 Add plugin functionality for link-time optimization (LTO).
811 * configure.ac (plugins): Add --enable-plugins option.
812 * configure: Regenerate.
813 * config.in: Regenerate.
814 * Makefile.am (LIBDL): New variable.
815 (CCFILES): Add plugin.cc.
816 (HFILES): Add plugin.h.
817 (ldadd_var): Add LIBDL.
818 * Makefile.in: Regenerate.
820 * archive.cc: Include "plugin.h".
821 (Archive::setup): Don't preread archive symbols when using a plugin.
822 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
823 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
825 (Archive::include_member): Add symbols from plugin objects.
826 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
827 * descriptors.cc (Descriptors::open): Check for file descriptors
828 abandoned by plugins.
829 (Descriptors::claim_for_plugin): New function.
830 * descriptors.h (Descriptors::claim_for_plugin): New function.
831 (Open_descriptor::is_claimed): New field.
832 (claim_descriptor_for_plugin): New function.
833 * fileread.cc (File_read::claim_for_plugin): New function.
834 * fileread.h (File_read::claim_for_plugin): New function.
835 (File_read::descriptor): New function.
836 * gold.cc: Include "plugin.h".
837 (queue_initial_tasks): Add task to call plugin hooks for generating
839 * main.cc: Include "plugin.h".
840 (main): Load plugin libraries.
841 * object.h (Pluginobj): Declare.
842 (Object::pluginobj): New function.
843 (Object::do_pluginobj): New function.
844 (Object::set_target): New function.
845 * options.cc: Include "plugin.h".
846 (General_options::parse_plugin): New function.
847 (General_options::General_options): Initialize plugins_ field.
848 (General_options::add_plugin): New function.
849 * options.h (Plugin_manager): Declare.
850 (General_options): Add --plugin option.
851 (General_options::has_plugins): New function.
852 (General_options::plugins): New function.
853 (General_options::add_plugin): New function.
854 (General_options::plugins_): New field.
855 * plugin.cc: New file.
856 * plugin.h: New file.
857 * readsyms.cc: Include "plugin.h".
858 (Read_symbols::do_read_symbols): Check for archive before checking
859 for ELF file. Call plugin hooks to claim files.
860 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
861 from a real object file; force override when processing replacement
863 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
864 (Symbol::init_base_object): Likewise.
865 (Symbol::init_base_output_data): Likewise.
866 (Symbol::init_base_output_segment): Likewise.
867 (Symbol::init_base_constant): Likewise.
868 (Symbol::init_base_undefined): Likewise.
869 (Symbol::output_section): Assert that object is not a plugin.
870 (Symbol_table::add_from_pluginobj): New function.
871 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
873 (Symbol_table::sized_write_globals): Likewise.
874 (Symbol_table::add_from_pluginobj): Instantiate template.
875 * symtab.h (Sized_pluginobj): Declare.
876 (Symbol::in_real_elf): New function.
877 (Symbol::set_in_real_elf): New function.
878 (Symbol::in_real_elf_): New field.
879 (Symbol_table::add_from_pluginobj): New function.
881 * testsuite/Makefile.am (AM_CFLAGS): New variable.
882 (LIBDL): New variable.
884 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
885 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
886 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
887 (MOSTLYCLEANFILES): Likewise.
888 * testsuite/Makefile.in: Regenerate.
889 * testsuite/plugin_test.c: New file.
890 * testsuite/plugin_test_1.sh: New file.
891 * testsuite/plugin_test_2.sh: New file.
893 2008-09-16 Ian Lance Taylor <iant@google.com>
895 * target-reloc.h (relocate_section): Check whether a symbol is
896 defined by the ABI before reporting an undefined symbol error.
897 * target.h (Target::is_defined_by_abi): Make parameter const.
898 (Target::do_is_defined_by_abi): Likewise.
899 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
900 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
901 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
902 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
903 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
904 * testsuite/Makefile.in: Rebuild.
906 * fileread.cc (make_view): Add casts to avoid warning.
908 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
910 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
911 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
913 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
915 * options.h (General_options::output_is_executable): New.
916 (General_options::output_is_pie): New.
917 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
918 for shared libraries.
919 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
921 2008-09-11 Chris Demetriou <cgd@google.com>
923 * options.h (origin): New -z option.
924 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
925 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
928 2008-09-05 Cary Coutant <ccoutant@google.com>
930 * fileread.cc (File_read::make_view): Add check for attempt to map
933 2008-09-05 Cary Coutant <ccoutant@google.com>
935 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
936 explicit instantiations.
938 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
941 * options.cc (General_options::finalize): Allow undefined symbols
942 in shlibs if linking -shared.
945 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
946 symbols as not needing a dynsym entry.
948 2008-08-20 Craig Silverstein <csilvers@google.com>
950 * fileread.cc (File_read::open): Do not lock the file unless it
951 was successfully opened.
953 2008-08-14 Cary Coutant <ccoutant@google.com>
955 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
956 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
957 * testsuite/tls_test.cc (struct int128): 128-bit struct
958 for testing TLS relocs with non-zero addend.
959 (v12): New TLS variable.
961 (t_last): Add check for v12.
962 * testsuite/tls_test.h (t12): New function.
963 * testsuite/tls_test_main.cc (thread_routine): Call new test.
965 2008-08-13 Ian Lance Taylor <iant@google.com>
967 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
968 set tls_segment_ or relro_segment_.
969 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
971 * output.h (Output_section::clear_is_relro): New function.
972 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
973 sections specially even when output_data_ is empty.
974 (Output_segment::maximum_alignment): When first section is relro,
975 only force alignment for PT_LOAD segments.
976 * script.cc (script_data_segment_align): New function.
977 (script_data_segment_relro_end): New function.
978 * script-c.h (script_data_segment_align): Declare.
979 (script_data_segment_relro_end): Declare.
980 * script-sections.h (class Script_sections): Declare
981 data_segment_align and data_segment_relro_end. Add fields
982 segment_align_index_ and saw_relro_end_.
983 * script-sections.cc (class Sections_element): Add set_is_relro
984 virtual function. Add new bool* parameter to place_orphan_here.
985 Add get_output_section virtual function.
986 (class Output_section_definition): Add set_is_relro. Add new
987 bool* parameter to place_orphan_here. Add get_output_section.
989 (Output_section_definition::Output_section_definition): Initialize
990 evaluated_address_, evaluated_load_address, evaluated_addralign_,
991 and is_relro_ fields.
992 (Output_section_definition::place_orphan_here): Add is_relro
994 (Output_section_definition::set_section_addresses): Set relro for
996 (Output_section_definition::alternate_constraint): Likewise.
997 (class Orphan_output_section): Add new bool* parameter to
998 place_orphan_here. Add get_output_section.
999 (Orphan_output_section::place_orphan_here): Add is_relro
1001 (Script_sections::Script_sections): Initialize
1002 data_segment_align_index_ and saw_relro_end_.
1003 (Script_sections::data_segment_align): New function.
1004 (Script_sections::data_segment_relro_end): New function.
1005 (Script_sections::place_orphan): Set or clear is_relro.
1006 (Script_sections::set_section_addresses): Force alignment of first
1008 * yyscript.y (exp): Call script_data_segment_align and
1009 script_data_segment_relro_end.
1010 * testsuite/relro_script_test.t: New file.
1011 * testsuite/relro_test.cc (using_script): Declare.
1012 (t1, t2): Test using_script.
1013 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1014 (relro_script_test_SOURCES): Define.
1015 (relro_script_test_DEPENDENCIES): Define.
1016 (relro_script_test_LDFLAGS): Define.
1017 (relro_script_test_LDADD): Define.
1018 (relro_script_test.so): New target.
1019 * testsuite/Makefile.in: Rebuild.
1021 2008-08-06 Cary Coutant <ccoutant@google.com>
1023 * archive.cc (Archive::total_archives, Archive::total_members)
1024 (Archive::total_members_loaded): New variables.
1025 (Archive::setup): Add parameter. Add option to preread
1027 (Archive::read_armap): Add counter.
1028 (Archive::get_file_and_offset): New function.
1029 (Archive::get_elf_object_for_member): New function.
1030 (Archive::read_all_symbols): New function.
1031 (Archive::read_symbols): New function.
1032 (Archive::add_symbols): Add counters.
1033 (Archive::include_all_members): Use armap to find members if it's
1035 (Archive::include_member): Skip reading symbols if already read.
1036 Factored code into Archive::get_file_and_offset and
1037 Archive::get_elf_object_for_member. Changed call to
1038 Mapfile::report_include_archive_member.
1039 (Archive::print_stats): New function.
1040 * archive.h: Declare Object and Read_symbols_data classes.
1041 (Archive::Archive): Add initializers for new members.
1042 (Archive::setup): Add parameter.
1043 (Archive::print_stats): New function.
1044 (Archive::total_archives, Archive::total_members)
1045 (Archive::total_members_loaded): New variables.
1046 (Archive::get_file_and_offset): New function.
1047 (Archive::get_elf_object_for_member): New function.
1048 (Archive::read_all_symbols): New function.
1049 (Archive::read_symbols): New function.
1050 (Archive::Archive_member): New class.
1051 (Archive::members_): New member.
1052 (Archive::num_members_): New member.
1053 * main.cc: Include archive.h.
1054 (main): Call Archive::print_stats.
1055 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1056 archive parameter; member_name is now the fully-decorated name.
1057 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1058 * options.h: (General_options): Add --preread-archive-symbols option.
1059 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1062 2008-08-04 Ian Lance Taylor <iant@google.com>
1064 * symtab.h (Symbol::use_plt_offset): New function.
1065 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1066 * powerpc.cc (Relocate::relocate): Likewise.
1067 * sparc.cc (Relocate::relocate): Likewise.
1068 * x86_64.cc (Relocate::relocate): Likewise.
1069 * testsuite/weak_plt.sh: New test.
1070 * testsuite/weak_plt_main.cc: New test.
1071 * testsuite/weak_plt_shared.cc: New test.
1072 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1073 (check_PROGRAMS): Add weak_plt.
1074 (check_DATA): Add weak_plt_shared.so.
1075 (weak_plt_main_pic.o, weak_plt): New targets.
1076 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1077 * testsuite/Makefile.in: Rebuild.
1079 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1081 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1082 * testsuite/Makefile.in: Rebuild.
1084 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1086 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1087 * Makefile.in: Regenerate.
1088 * po/POTFILES.in: Regenerate.
1090 2008-07-29 Ian Lance Taylor <iant@google.com>
1092 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1093 symbols before other symbols.
1094 * testsuite/script_test_2.cc (test_addr): Declare.
1095 (test_addr_alias): Declare.
1096 (main): Check that test_addr and test_addr_alias have the right
1098 * testsuite/script_test_2.t: Define test_addr_alias and
1101 2008-07-24 Ian Lance Taylor <iant@google.com>
1104 * descriptors.cc: New file.
1105 * descriptors.h: New file.
1106 * gold-threads.h (class Hold_optional_lock): New class.
1107 * fileread.cc: Include "descriptors.h".
1108 (File_read::~File_read): Release descriptor rather than closing
1110 (File_read::open) [file]: Call open_descriptor rather than open.
1111 Set is_descriptor_opened_.
1112 (File_read::open) [memory]: Assert that descriptor is not open.
1113 (File_read::reopen_descriptor): New function.
1114 (File_read::release): Release descriptor.
1115 (File_read::do_read): Make non-const. Reopen descriptor.
1116 (File_read::read): Make non-const.
1117 (File_read::make_view): Reopen descriptor.
1118 (File_read::do_readv): Likewise.
1119 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1120 Update declarations.
1121 * layout.cc: Include "descriptors.h".
1122 (Layout::create_build_id): Use open_descriptor rather than open.
1123 * output.cc: Include "descriptors.h".
1124 (Output_file::open): Use open_descriptor rather than open.
1125 * archive.cc (Archive::const_iterator): Change Archive to be
1127 (Archive::begin, Archive::end): Make non-const.
1128 (Archive::count_members): Likewise.
1129 * archive.h (class Archive): Update declarations.
1130 * object.h (Object::read): Make non-const.
1131 * Makefile.am (CCFILES): Add descriptors.cc.
1132 (HFILES): Add descriptors.h.
1133 * Makefile.in: Rebuild.
1136 * gold.h: Always include <clocale>. Add Solaris workarounds
1137 following code in binutils/sysdep.h.
1140 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1141 this->eh_frame_hdr_ is NULL before using it.
1143 * dynobj.cc (Versions::Versions): Update comment.
1145 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1146 the base version name.
1148 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1149 array size plus one.
1150 (Stringpool_template::set_string_offsets): Subtract one from key
1151 before using it as an array index.
1152 (Stringpool_template::get_offset_with_length): Likewise.
1153 (Stringpool_template::write_to_buffer): Likewise.
1154 * stringpool.h (Stringpool_template::get_offset_from_key):
1157 2008-07-23 Ian Lance Taylor <iant@google.com>
1160 * object.h (Merged_symbol_value::value): Do our best to handle a
1164 * script.cc (Version_script_info::get_versions): Don't add empty
1165 version tag to return value.
1166 (Version_script_info::get_symbol_version_helper): Change return
1167 type to bool. Add pversion parameter. Change all callers.
1168 (script_register_vers_node): Don't require a non-NULL tag.
1169 * script.h (class Version_script_info): Update declarations.
1170 (Version_script_info::get_symbol_version): Change return type to
1171 bool. Add version parameter. Change all callers.
1172 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1173 handling. Handle an empty version from a version script.
1174 (Symbol_table::define_special_symbol): Likewise.
1175 * testsuite/ver_test_10.script: New file.
1176 * testsuite/ver_test_10.sh: New file.
1177 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1178 (check_DATA): Add ver_test_10.syms.
1179 (ver_test_10.syms, ver_test_10.so): New target.
1180 * testsuite/Makefile.in: Rebuild.
1182 2008-07-23 Simon Baldwin <simonb@google.com>
1184 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1185 to zero for undefined symbols from dynamic libraries.
1187 2008-07-23 Ian Lance Taylor <iant@google.com>
1189 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1191 * symtab.h (class Symbol_table): Update declaration.
1192 * testsuite/ver_test_9.cc: New file.
1193 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1194 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1195 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1196 (ver_test_9.so, ver_test_9.o): New targets.
1197 * testsuite/Makefile.in: Rebuild.
1199 2008-07-22 Ian Lance Taylor <iant@google.com>
1201 * options.h (class General_options): Define --check-sections.
1202 * layout.cc (Layout::set_segment_offsets): Handle
1205 * options.h (class General_options): Define -n/--nmagic and
1207 * options.cc (General_options::finalize): For -n/--nmagic or
1208 -N/--omagic, set -static.
1209 * layout.cc (Layout::attach_allocated_section_to_segment): If
1210 -N/--omagic, don't put read-only and read-write sections in
1212 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1213 finding a read-only segment.
1214 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1215 don't set the minimum segment alignment to the common page size,
1216 and don't set the file offset to the address modulo the page size.
1217 * script-sections.cc (Script_sections::create_segments): If
1218 -n/--omagic, don't put read-only and read-write sections in
1221 * cref.cc: New file.
1223 * options.h (class General_options): Add --print-symbol-counts.
1224 * main.cc (main): Issue defined symbol report if requested.
1225 * archive.cc (Archive::interpret_header): Make into a const member
1227 (Archive::add_symbols): Call Input_objects::archive_start and
1229 (Archive::const_iterator): Define new class.
1230 (Archive::begin, Archive::end): New functions.
1231 (Archive::include_all_members): Rewrite to use iterator.
1232 (Archive::count_members): New function.
1233 * archive.h (class Archive): Update declarations.
1234 (Archive::filename): New function.
1235 * object.cc: Include "cref.h".
1236 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1237 (Sized_relobj::do_get_global_symbol_counts): New function.
1238 (Input_objects::add_object): Add object to cross-referencer.
1239 (Input_objects::archive_start): New function.
1240 (Input_objects::archive_stop): New function.
1241 (Input_objects::print_symbol_counts): New function.
1242 * object.h: Declare Cref and Archive.
1243 (Object::get_global_symbol_counts): New function.
1244 (Object::do_get_global_symbol_counts): New pure virtual function.
1245 (class Sized_relobj): Add defined_count_ field. Update
1247 (class Input_objects): Add cref_ field. Update constructor.
1248 Update declarations.
1249 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1251 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1253 (Sized_dynobj::do_get_global_symbol_counts): New function.
1254 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1255 defined_count_. Update declarations. Define Symbols typedef.
1256 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1257 parameter. Change all callers.
1258 (Symbol_table::add_from_dynobj): Add sympointers and defined
1259 parameters. Change all callers.
1260 * symtab.h (class Symbol_table): Update declarations.
1261 * Makefile.am (CCFILES): Add cref.cc.
1262 (HFILES): Add cref.h.
1263 * Makefile.in: Rebuild.
1265 2008-07-22 Simon Baldwin <simonb@google.com>
1267 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1268 to zero when writing undefined symbols.
1270 2008-07-22 Ian Lance Taylor <iant@google.com>
1272 * output.cc (Output_section::add_input_section): Don't try to
1273 merge empty merge sections.
1275 2008-07-21 Craig Silverstein <csilvers@google.com>
1277 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1278 Include symbol version in error message.
1280 2008-07-20 Chris Demetriou <cgd@google.com>
1282 * configure.ac (gold_cv_c_random_seed): New configured variable.
1283 (RANDOM_SEED_CFLAGS): New substituted variable.
1284 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1285 * configure: Rebuild.
1286 * Makefile.in: Likewise.
1287 * testsuite/Makefile.in: Likewise.
1289 2008-07-18 Ian Lance Taylor <iant@google.com>
1291 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1292 where we see NAME/NULL and NAME/VERSION as separate symbols.
1293 * testsuite/ver_test_main.cc (main): Call t4.
1294 (t4, t4_2a): Define.
1295 * testsuite/ver_test_2.cc (t4_2): Define.
1296 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1297 * testsuite/ver_test_4.cc (t4_2a): Define.
1298 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1299 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1301 2008-07-17 Ian Lance Taylor <iant@google.com>
1303 * dynobj.cc (Versions::add_def): If we give an error about a
1304 missing version, go ahead and create the version anyhow.
1306 2008-07-10 Ian Lance Taylor <iant@google.com>
1308 Handle output sections with more than 0x7fffffff bytes.
1309 * object.h (class Relobj): Change map_to_output_ to
1310 output_sections_, and just keep a section pointer. Change all
1311 uses. Move comdat group support to Sized_relobj.
1312 (Relobj::is_section_specially_mapped): Remove.
1313 (Relobj::output_section): Remove poff parameter. Change all
1315 (Relobj::output_section_offset): New function.
1316 (Relobj::set_section_offset): Rewrite.
1317 (Relobj::map_to_output): Remove.
1318 (Relobj::output_sections): New function.
1319 (Relobj::do_output_section_offset): New pure virtual function.
1320 (Relobj::do_set_section_offset): Likewise.
1321 (class Sized_relobj): Add section_offsets_ field. Add comdat
1322 group support from Relobj. Update declarations.
1323 (Sized_relobj::get_output_section_offset): New function.
1324 (Sized_relobj::do_output_section_offset): New function.
1325 (Sized_relobj::do_set_section_offset): New function.
1326 * object.cc (Relobj::output_section_address): Remove.
1327 (Sized_relobj::Sized_relobj): Initialize new fields.
1328 (Sized_relobj::include_section_group): Cast find_kept_object to
1330 (Sized_relobj::include_linkonce_section): Likewise.
1331 (Sized_relobj::do_layout): Use separate arrays for output section
1333 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1335 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1336 output_sections and section_offsets.
1337 (Sized_relobj::write_local_symbols): Likewise.
1338 (map_to_kept_section): Compute output address directly.
1339 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1340 output_sections and section_offsets.
1341 (Sized_relobj::write_sections): Likewise.
1342 (Sized_relobj::relocate_sections): Likewise.
1343 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1344 * output.h (class Output_reloc): Update declarations. Change
1345 u2_.relobj to Sized_relobj*.
1346 (class Output_data_reloc): Change add functions to use
1348 * output.cc (Output_reloc::Output_reloc): Change relobj to
1350 (Output_reloc::local_section_offset): Change return type to
1351 Elf_Addr. Use get_output_section_offset.
1352 (Output_reloc::get_address): Likewise.
1353 (Output_section::is_input_address_mapped): Don't call
1354 is_section_specially_mapped.
1355 (Output_section::output_offset): Likewise.
1356 (Output_section::output_address): Likewise.
1357 (Output_section::starting_output_address): Likewise.
1358 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1359 parameter to Sized_relobj*.
1360 (Copy_relocs::need_copy_reloc): Likewise.
1361 (Copy_relocs::save): Likewise.
1362 * copy-relocs.h (class Copy_relocs): Update declarations.
1363 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1364 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1365 * target-reloc.h (relocate_for_relocatable): Change
1366 offset_in_output_section type to Elf_Addr. Change code that uses
1368 * layout.cc (Layout::layout): Always set *off.
1369 * mapfile.cc (Mapfile::print_input_section): Use
1370 output_section_offset.
1371 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1373 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1374 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1375 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1377 2008-07-03 Ian Lance Taylor <iant@google.com>
1379 * layout.cc (Layout::include_section): Do not discard unrecognized
1380 SHT_STRTAB sections.
1382 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1384 * script.cc (Lex::can_continue_name): Make '?' allowable in
1385 version-script names.
1386 * testsuite/version_script.map: Change glob pattern to use '?'
1388 2008-06-30 Manish Singh <yosh@gimp.org>
1391 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1394 2008-06-30 Ian Lance Taylor <iant@google.com>
1398 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1399 versions]: Don't try to read the value in the contents, since we
1400 don't use it. Use the template endianness when writing.
1402 2008-06-25 Cary Coutant <ccoutant@google.com>
1404 * fileread.cc (File_read::make_view): Assert on zero-length view.
1405 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1406 symbol table when there are no symbols to read.
1408 2008-06-23 Craig Silverstein <csilvers@google.com>
1410 * version.cc (version_string): Bump to 1.7
1412 2008-06-18 Craig Silverstein <csilvers@google.com>
1414 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1415 constant 0xFFFF to type Valtype.
1416 (Powerpc_relocate_functions::rel16_ha): Likewise.
1418 2008-06-17 Ian Lance Taylor <iant@google.com>
1420 * output.h (Output_section::Input_section): Initialize p2align_ to
1421 zero for Output_section_data constructors.
1422 (Output_section::Input_section::addralign): If not an input
1423 section, return the alignment of the Output_section_data.
1424 * testsuite/copy_test.cc: New file.
1425 * testsuite/copy_test_1.cc: New file.
1426 * testsuite/copy_test_2.cc: New file.
1427 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1428 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1429 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1430 (copy_test_1_pic.o, copy_test_1.so): New targets.
1431 (copy_test_2_pic.o, copy_test_2.so): New targets.
1432 * testsuite/Makefile.in: Rebuild.
1434 * script-sections.cc (Script_sections::place_orphan): Initialize
1435 local variable exact.
1437 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1439 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1441 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1442 David S. Miller <davem@davemloft.net>
1444 * powerpc.cc: New file.
1445 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1446 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1447 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1448 * Makefile.in: Rebuild.
1450 2008-06-09 Ian Lance Taylor <iant@google.com>
1452 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1454 (throwing, orig_terminate): New static variables.
1455 (terminate_handler): New static function.
1456 (t2): Set terminate handler.
1458 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1461 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1464 2008-05-30 Cary Coutant <ccoutant@google.com>
1466 * archive.cc (Archive::include_all_members) Correct to step
1467 over symbol table and extended name table in thin archives.
1469 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1472 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1475 2008-05-28 Caleb Howe <cshowe@google.com>
1477 * reduced_debug_output.cc: New file.
1478 * reduced_debug_output.h: New file.
1479 * options.h (class General_options): Add --strip-debug-non-line.
1480 * options.cc (General_options::finalize): Add strip_debug_non_line
1481 to the strip heirarchy.
1482 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1484 * layout.cc: Include "reduced_debug_output.h".
1485 (Layout::Layout): Initialize new fields.
1486 (line_only_debug_sections): New static array.
1487 (is_lines_only_debug_sections): New static inline function.
1488 (Layout::include_section): Handle --strip-debug-non-line.
1489 (Layout::make_output_section): If --strip-debug-non-line, build
1490 new output sections for .debug_abbrev and .debug_info.
1491 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1492 gold. Warn about possible overflow.
1493 (read_signed_LEB_128): Likewise.
1494 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1495 (read_signed_LEB_128): Declare.
1496 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1497 (HFILES): Add reduced_debug_output.h.
1498 * Makefile.in: Rebuild.
1500 2008-05-21 Ian Lance Taylor <iant@google.com>
1502 * mapfile.cc: New file.
1503 * mapfile.h: New file.
1504 * options.h (class General_options): Add -M/--print-map and -Map.
1505 * options.cc (General_options::finalize): Make -M equivalent to
1507 * main.cc: Include <cstdio> and "mapfile.h".
1508 (main): Open mapfile if requested.
1509 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1510 constructor. Change caller.
1511 (queue_initial_tasks): Add mapfile parameter. Change caller.
1512 (queue_middle_tasks): Likewise.
1513 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1515 * archive.cc: Include "mapfile.h".
1516 (Archive::add_symbols): Add mapfile parameter. Change all
1517 callers. Pass mapfile, symbol, and reason to include_member.
1518 (Archive::include_all_members): Add mapfile parameter. Change all
1520 (Archive::include_member): Add mapfile, sym, and why parameters.
1521 Change all callers. Report inclusion to map file.
1522 * archive.h: Include "fileread.h".
1523 (class Archive): Update declarations.
1524 (Archive::file): New const method.
1525 (class Add_archive_symbols): Add mapfile_ field. Update
1526 constructor. Change all callers.
1527 * readsyms.h (class Read_symbols): Likewise.
1528 (class Finish_group): Likewise.
1529 (class Read_script): Likewise.
1530 * common.cc: Include "mapfile.h".
1531 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1533 (Symbol_table::do_allocate_commons): Likewise.
1534 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1535 symbol allocation to mapfile.
1536 * common.h (class Allocate_commons_task): Add mapfile_ field.
1537 Update constructor. Change all callers.
1538 * symtab.h (class Symbol_table): Update declarations.
1539 * layout.cc: Include "mapfile.h".
1540 (Layout_task_runner::run): Print information to mapfile.
1541 (Layout::create_gold_note): Change Output_data_fixed_space to
1542 Output_data_zero_fill.
1543 (Layout::create_build_id): Likewise.
1544 (Layout::print_to_mapfile): New function.
1545 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1546 constructor. Change caller.
1547 (class Layout): Declare print_to_mapfile.
1548 * output.cc (Output_section::Input_section::print_to_mapfile): New
1550 (Output_section::add_input_section): If producing a map, always
1551 add to input_sections_ list.
1552 (Output_section::do_print_to_mapfile): New function.
1553 (Output_segment::print_sections_to_mapfile): New function.
1554 (Output_segment::print_section_list_to_mapfile): New function.
1555 * output.h: Include "mapfile.h".
1556 (Output_data::print_to_mapfile): New function.
1557 (Output_data::do_print_to_mapfile): New virtual function.
1558 (Output_segment_headers::do_print_to_mapfile): New function.
1559 (Output_file_header::do_print_to_mapfile): New function.
1560 (Output_data_const::do_print_to_mapfile): New function.
1561 (class Output_data_const_buffer): Add map_name_ field. Update
1562 constructor. Change all callers. Add do_print_to_mapfile
1564 (class Output_data_fixed_space): Likewise.
1565 (class Output_data_space): Likewise.
1566 (class Output_data_zero_fill): New class.
1567 (Output_data_strtab::do_print_to_mapfile): New function.
1568 (Output_data_reloc_base::do_print_to_mapfile): New function.
1569 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1570 (Output_data_group::do_print_to_mapfile): New function.
1571 (Output_data_got::do_print_to_mapfile): New function.
1572 (Output_data_dynamic::do_print_to_mapfile): New function.
1573 (Output_symtab_xindex::do_print_to_mapfile): New function.
1574 (class Output_section): Declare do_print_to_mapflie. Declare
1575 print_to_mapfile in Input_section.
1576 (class Output_segment): Declare new functions.
1577 * object.h (Sized_relobj::symbol_count): New function.
1578 * script-sections.cc
1579 (Output_section_element_dot_assignment::set_section_addresses):
1580 Change Output_data_fixed_space to Output_data_zero_fill.
1581 (Output_data_expression::do_print_to_mapfile): New function.
1582 * script.cc (read_input_script): Add mapfile parameter. Change
1584 * script.h (read_input_script): Update declaration.
1585 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1586 (Eh_frame::do_print_to_mapfile): New function.
1587 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1588 (Output_merge_string::do_print_to_mapfile): New function.
1589 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1591 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1593 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1595 * Makefile.am (CCFILES): Add mapfile.cc.
1596 (HFILES): Add mapfile.h.
1597 * Makefile.in: Rebuild.
1599 2008-05-19 Ian Lance Taylor <iant@google.com>
1601 * options.h (class General_options): Add -z relro.
1602 * layout.cc (Layout::Layout): Initialize relro_segment_.
1603 (Layout::add_output_section_data): Return the output section.
1604 (Layout::make_output_section): Rcognize relro sections and mark
1606 (Layout::attach_allocated_section_to_segment): Put relro sections
1607 in a PT_GNU_RELRO segment.
1608 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1610 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1612 (Layout::linkonce_mapping): Map d.rel.ro.local to
1614 (Layout::output_section_name): Us .data.rel.ro.local for any
1615 section which begins with that.
1616 * layout.h (class Layout): Update add_output_section_data
1617 declaration. Add relro_segment_ field.
1618 * output.cc (Output_section::Output_section): Initialize is_relro_
1619 and is_relro_local_ fields.
1620 (Output_segment::add_output_section): Group relro sections.
1621 (Output_segment::is_first_section_relro): New function.
1622 (Output_segment::maximum_alignment): If there is a relro section,
1623 align the segment to the common page size.
1624 (Output_segment::set_section_addresses): Track whether we are
1625 looking at relro sections. If the last section is a relro
1626 section, align to the common page size.
1627 (Output_segment::set_section_list_addresses): Add in_relro
1628 parameter. Change all callers. Align to the page size when
1629 moving from relro to non-relro section.
1630 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1632 * output.h (class Output_section): Add is_relro_ and
1633 is_relro_local_ fields.
1634 (Output_section::is_relro): New function.
1635 (Output_section::set_is_relro): New function.
1636 (Output_section::is_relro_local): New function.
1637 (Output_section::set_is_relro_local): New function.
1638 (class Output_segment): Update declarations.
1639 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1640 * sparc.cc (Target_sparc::got_section): Likewise.
1641 * x86_64.cc (Target_x86_64::got_section): Likewise.
1642 * testsuite/relro_test_main.cc: New file.
1643 * testsuite/relro_test.cc: New file.
1644 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1645 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1646 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1647 (relro_test.so, relro_test_pic.o): New targets.
1648 * testsuite/Makefile.in: Rebuild.
1650 2008-05-16 Ian Lance Taylor <iant@google.com>
1652 * output.cc (Output_segment::add_output_section): Remove front
1654 * output.h (class Output_segment): Remove
1655 add_initial_output_section and overloaded add_output_section.
1656 Update declaration of remaining add_output_section.
1657 * layout.cc (Layout::create_interp): Call add_output_section
1658 rather than add_initial_output_section.
1659 (Layout::finish_dynamic_section): Likewise.
1661 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1662 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1663 know the dynamic type.
1664 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1665 field. Initialize it in constructor.
1666 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1667 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1668 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1671 * output.cc (Output_reloc::get_address): Change return type to
1673 * output.h (class Output_reloc): Update get_address declaration.
1674 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1675 for section addresses.
1677 2008-05-09 Ian Lance Taylor <iant@google.com>
1680 * gold.cc (gold_nomem): Use return value of write.
1682 2008-05-08 Ian Lance Taylor <iant@google.com>
1684 * symtab.c (Symbol::init_base_output_data): Add version
1685 parameter. Change all callers.
1686 (Symbol::init_base_output_segment): Likewise.
1687 (Symbol::init_base_constant): Likewise.
1688 (Symbol::init_base_undefined): Likewise.
1689 (Sized_symbol::init_output_data): Likewise.
1690 (Sized_symbol::init_output_segment): Likewise.
1691 (Sized_symbol::init_constant): Likewise.
1692 (Sized_symbol::init_undefined): Likewise.
1693 (Symbol_table::do_define_in_output_data): If the new symbol has a
1694 version, mark it as the default.
1695 (Symbol_table::do_define_in_output_segment): Likewise.
1696 (Symbol_table::do_define_as_constant): Likewise.
1697 * symtab.h (class Symbol): Update declarations.
1698 (class Sized_symbol): Likewise.
1699 * resolve.cc (Symbol::override_version): New function.
1700 (Symbol::override_base): Call override_version.
1701 (Symbol::override_base_with_special): Likewise.
1702 * testsuite/ver_script_8.script: New file.
1703 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1704 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1705 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1706 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1708 2008-05-06 Ian Lance Taylor <iant@google.com>
1711 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1713 (class General_options): Remove existing --undefined, and add
1714 --no-undefined instead. Add new --undefined as synonym for -u.
1715 * archive.cc (Archive::add_symbols): Check whether symbol was
1717 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1718 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1719 all uses. Add IS_UNDEFINED. Update declarations to split
1720 different versions of init_base. Declare init_base_undefined.
1721 (Symbol::is_defined): Handle IS_UNDEFINED.
1722 (Symbol::is_undefined): Likewise.
1723 (Symbol::is_weak_undefined): Call is_undefined.
1724 (Symbol::is_absolute): Handle IS_CONSTANT.
1725 (class Sized_symbol): Update declarations to split different
1726 versions of init. Declare init_undefined.
1727 (class Symbol_table): Declare new functions.
1728 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1730 (Symbol::init_base_output_data): Likewise.
1731 (Symbol::init_base_output_segment): Likewise.
1732 (Symbol::init_base_constant): Likewise.
1733 (Symbol::init_base_undefined): New function.
1734 (Sized_symbol::init_object): Rename from init. Change all
1736 (Sized_symbol::init_output_data): Likewise.
1737 (Sized_symbol::init_output_segment): Likewise.
1738 (Sized_symbol::init_constant): Likewise.
1739 (Sized_symbol::init_undefined): New function.
1740 (Symbol_table::add_undefined_symbols_from_command_line): New
1742 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1744 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1745 (Symbol::output_section): Likewise.
1746 (Symbol::set_output_section): Likewise.
1747 (Symbol_table::sized_finalize_symbol): Likewise.
1748 (Symbol_table::sized_write_globals): Likewise.
1749 * resolve.cc (Symbol_table::should_override): Likewise.
1750 (Symbol::override_base_with_special): Likewise.
1752 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1753 symbol, change it to have default visibility.
1754 * testsuite/protected_1.cc: New file.
1755 * testsuite/protected_2.cc: New file.
1756 * testsuite/protected_3.cc: New file.
1757 * testsuite/protected_main_1.cc: New file.
1758 * testsuite/protected_main_2.cc: New file.
1759 * testsuite/protected_main_3.cc: New file.
1760 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1761 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1762 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1763 (protected_1.so): New target.
1764 (protected_1_pic.o, protected_2_pic.o): New targets.
1765 (protected_3_pic.o): New target.
1766 (check_PROGRAMS): Add protected_2.
1767 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1768 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1769 * testsuite/Makefile.in: Rebuild.
1771 * options.h (DEFINE_var): Add set_user_set_##varname__.
1772 (DEFINE_bool_alias): New macro.
1773 (class General_options): Define -Bstatic using DEFINE_bool_alias
1774 rather than DEFINE_special. Add --undefined as an alias for -z
1776 * options.cc (General_options::parse_Bstatic): Remove.
1778 * options.h (class General_options): Add --fatal-warnings.
1779 * main.cc (main): Implement --fatal-warnings.
1780 * errors.h (Errors::warning_count): New function.
1782 * options.h (class General_options): Add -Bsymbolic-functions.
1783 * symtab.h (Symbol::is_preemptible): Check for
1784 -Bsymbolic-functions.
1786 2008-05-05 Ian Lance Taylor <iant@google.com>
1788 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1789 as noVARNAME rather than no-VARNAME.
1790 (class General_options): Add option -z combreloc.
1791 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1793 (Output_reloc::sort_before) [SHT_REL]: New function.
1794 (Output_reloc::sort_before) [SHT_RELA]: New function.
1795 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1796 Sort_relocs_comparison.
1797 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1798 parameter. Change all callers.
1799 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1800 sort_relocs parameter. Change all callers.
1801 * output.cc (Output_reloc::get_address): New function, broken out
1803 (Output_reloc::write_rel): Call it.
1804 (Output_reloc::compare): New function.
1805 (Output_data_reloc_base::do_write): Optionally sort relocs.
1807 * configure.ac: If targ_extra_obj is set, link it in.
1808 * configure.tgt: Initialize all variables.
1809 (x86_64*): Set targ_extra_obj and targ_extra_size.
1810 * configure: Rebuild.
1812 * object.cc (Sized_relobj::include_section_group): Adjust section
1813 indexes read from group data. Build vector to pass to
1815 * layout.cc (Layout::layout_group): Add flags and shndxes
1816 parameters. Remove contents parameter. Change caller. Update
1817 explicit instantiations.
1818 * layout.h (class Layout): Update layout_group declaration.
1819 * output.cc (Output_data_group::Output_data_group): Add flags and
1820 input_shndxes parameters. Remove contents parameter. Change
1822 (Output_data_group::do_write): Change input_sections_ to
1824 * output.h (class Output_data_group): Update constructor
1825 declaration. Rename input_sections_ to input_shndxes_.
1826 * testsuite/many_sections_test.cc: Add template.
1828 2008-04-30 Cary Coutant <ccoutant@google.com>
1830 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1832 * layout.cc (Layout::include_section): Refactored check for debug
1834 (Layout::add_comdat): Add new parameters. Change type
1835 of signature parameter. Add object and shndx to signatures table.
1836 (Layout::find_kept_object): New function.
1837 * layout.h: Include <cstring>.
1838 (Layout::is_debug_info_section): New function.
1839 (Layout::add_comdat): Add new parameters.
1840 (Layout::find_kept_object): New function.
1841 (Layout::Kept_section): New struct.
1842 (Layout::Signatures): Change type of map range.
1843 * object.cc (Relobj::output_section_address): New function.
1844 (Sized_relobj::include_section_group): Add new parameters. Change
1845 calls to Layout::add_comdat. Change to build table of kept comdat
1846 groups and table mapping discarded sections to kept sections.
1847 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1848 (Sized_relobj::do_layout): Change calls to include_section_group and
1849 include_linkonce_section.
1850 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1851 value to zero when section is discarded.
1852 (Sized_relobj::map_to_kept_section): New function.
1853 * object.h (Relobj::output_section_address): New function.
1854 (Relobj::Comdat_group): New type.
1855 (Relobj::find_comdat_group): New function.
1856 (Relobj::Comdat_group_table): New type.
1857 (Relobj::Kept_comdat_section): New type.
1858 (Relobj::Kept_comdat_section_table): New type.
1859 (Relobj::add_comdat_group): New function.
1860 (Relobj::set_kept_comdat_section): New function.
1861 (Relobj::get_kept_comdat_section): New function.
1862 (Relobj::comdat_groups_): New field.
1863 (Relobj::kept_comdat_sections_): New field.
1864 (Symbol_value::input_value): Update comment.
1865 (Sized_relobj::map_to_kept_section) New function.
1866 (Sized_relobj::include_linkonce_section): Add new parameter.
1867 * target-reloc.h (Comdat_behavior): New type.
1868 (get_comdat_behavior): New function.
1869 (relocate_section): Add code to map a discarded section to the
1870 corresponding kept section when applying a relocation.
1872 2008-04-30 Craig Silverstein <csilvers@google.com>
1874 * dwarf_reader.cc (next_generation_count): New static var.
1875 (Addr2line_cache_entry): New struct.
1876 (addr2line_cache): New static var.
1877 (Dwarf_line_info::one_addr2line): Added caching.
1878 (Dwarf_line_info::clear_addr2line_cache): New function.
1879 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1880 cache-size parameter.
1881 (Dwarf_line_info::one_addr2line_cache): New function.
1882 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1883 new cache-size argument to one_addr2line(), and clear cache.
1885 2008-04-28 Cary Coutant <ccoutant@google.com>
1887 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1888 R_386_PC8 relocations.
1890 2008-04-23 Ian Lance Taylor <iant@google.com>
1892 * object.cc (Sized_relobj::include_section_group): Check for
1893 invalid section group.
1895 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1898 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1899 than read for file header.
1900 * archive.cc (Archive::include_member): Likewise.
1902 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1904 * aclocal.m4: Regenerate.
1905 * configure: Regenerate.
1907 2008-04-19 Ian Lance Taylor <iant@google.com>
1909 * version.cc (version_string): Bump to 1.6.
1911 * testsuite/Makefile.am (many_sections_r_test): New target.
1912 (many_sections_r_test_SOURCES): Remove.
1913 (many_sections_r_test_DEPENDENCIES): Remove.
1914 (many_sections_r_test_LDFLAGS): Remove.
1915 (many_sections_r_test_LDADD): Remove.
1917 * object.cc (Sized_relobj::do_add_symbols): Always pass
1918 local_symbol_count_ to add_from_relobj.
1920 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1921 every thousand variables.
1922 * testsuite/Makefile.in: Rebuild.
1924 * object.cc (Xindex::initialize_symtab_xindex): New function.
1925 (Xindex::read_symtab_xindex): New function.
1926 (Xindex::sym_xindex_to_shndx): New function.
1927 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1929 (Sized_relobj::do_initialize_xindex): New function.
1930 (Sized_relobj::do_read_symbols): Adjust section links.
1931 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1932 parameter. Change all callers.
1933 (Sized_relobj::include_section_group): Adjust section links and
1934 symbol section indexes.
1935 (Sized_relobj::do_layout): Adjust section links.
1936 (Sized_relobj::do_count_local_symbols): Adjust section links and
1937 symbol section indexes.
1938 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1939 ordinary and special symbols.
1940 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1941 dynsym_xindex parameters. Change all callers. Adjust section
1942 links. Use SHN_XINDEX when needed.
1943 (Sized_relobj::get_symbol_location_info): Adjust section links.
1944 Don't get fooled by special symbols.
1945 * object.h (class Xindex): Define.
1946 (class Object): Add xindex_ parameter. Declare virtual functoin
1947 do_initialize_xindex.
1948 (Object::adjust_sym_shndx): New function.
1949 (Object::set_xindex): New protected function.
1950 (class Symbol_value): Add is_ordinary_shndx_ field.
1951 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1952 (Symbol_value::value): Assert ordinary section.
1953 (Symbol_value::initialize_input_to_output_map): Likewise.
1954 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1956 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1958 (class Sized_relobj): Update declarations.
1959 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1960 parameter. Change all callers.
1961 (Sized_relobj::adjust_shndx): New function.
1962 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1964 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1965 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1966 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1967 (Sized_dynobj::read_dynsym_section): Adjust section links.
1968 (Sized_dynobj::read_dynamic): Likewise.
1969 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1971 (Sized_dynobj::do_initialize_xindex): New function.
1972 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1973 do_initialize_xindex.
1974 (Sized_dynobj::adjust_shndx): New function.
1975 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1976 dynsym_xindex_ fields.
1977 (Layout::finalize): Add a call to set_section_indexes before
1978 creating the symtab sections.
1979 (Layout::set_section_indexes): Don't do anything if the section
1980 already has a section index.
1981 (Layout::create_symtab_sections): Add shnum parameter. Change
1982 caller. Create .symtab_shndx section if needed.
1983 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1985 (Layout::allocated_output_section_count): New function.
1986 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1988 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1989 fields. Update declarations.
1990 (Layout::symtab_xindex): New function.
1991 (Layout::dynsym_xindex): New function.
1992 (class Write_symbols_task): Add layout_ field.
1993 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1995 * output.cc (Output_section_headers::Output_section_headers): Add
1996 shstrtab_section parameter. Change all callers.
1997 (Output_section_headers::do_sized_write): Store overflow values
1998 for section count and section string table section index in
1999 section header zero.
2000 (Output_file_header::do_sized_write): Check for overflow of
2001 section count and section string table section index.
2002 (Output_symtab_xindex::do_write): New function.
2003 (Output_symtab_xindex::endian_do_write): New function.
2004 * output.h (class Output_section_headers): Add shstrtab_section_.
2005 Update declarations.
2006 (class Output_symtab_xindex): Define.
2007 (Output_section::has_out_shndx): New function.
2008 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2010 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2012 (Sized_symbol::init): Likewise.
2013 (Symbol::output_section): Check for ordinary symbol.
2014 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2015 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2017 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2018 Change all callers. Simplify handling of symbols from sections
2019 not included in the link.
2020 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2022 (Weak_alias_sorter::operator()): Assert that symbols are
2024 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2026 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2027 parameters. Change all callers.
2028 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2029 symbol distinction. Use SHN_XINDEX when needed.
2030 (Symbol_table::write_section_symbol): Add symtab_xindex
2031 parameter. Change all callers.
2032 (Symbol_table::sized_write_section_symbol): Likewise. Use
2033 SHN_XINDEX when needed.
2034 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2036 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2037 (Symbol::is_defined): Check is_ordinary.
2038 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2039 (Symbol::is_absolute, Symbol::is_common): Likewise.
2040 (class Sized_symbol): Update declarations.
2041 (class Symbol_table): Update declarations.
2042 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2043 parameters. Change all callers.
2044 (Sized_symbol::override): Likewise.
2045 (Symbol_table::override): Likewise.
2046 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2047 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2048 is_ordinary, and orig_st_shndx parameters. Change all callers.
2049 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2050 to be in an ordinary section.
2051 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2052 object and is_ordinary parameters. Change all callers.
2053 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2054 Change all callers. Don't add undefined or non-ordinary symbols
2056 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2058 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2060 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2061 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2062 (Sized_relobj::relocate_sections): Likewise.
2063 * target-reloc.h (scan_relocs): Adjust section symbol index.
2064 (scan_relocatable_relocs): Likewise.
2065 * i386.cc (Scan::local): Check for ordinary symbols.
2066 * sparc.cc (Scan::local): Likewise.
2067 * x86_64.cc (Scan::local): Likewise.
2068 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2069 to symbol_section_and_value.
2070 * testsuite/many_sections_test.cc: New file.
2071 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2072 (check_PROGRAMS): Add many_sections_test.
2073 (many_sections_test_SOURCES): Define.
2074 (many_sections_test_DEPENDENCIES): Define.
2075 (many_sections_test_LDFLAGS): Define.
2076 (BUILT_SOURCES): Add many_sections_define.h.
2077 (many_sections_define.h): New target.
2078 (BUILT_SOURCES): Add many_sections_check.h.
2079 (many_sections_check.h): New target.
2080 (check_PROGRAMS): Add many_sections_r_test.
2081 (many_sections_r_test_SOURCES): Define.
2082 (many_sections_r_test_DEPENDENCIES): Define.
2083 (many_sections_r_test_LDFLAGS): Define.
2084 (many_sections_r_test_LDADD): Define.
2085 (many_sections_r_test.o): New target.
2086 * testsuite/Makefile.in: Rebuild.
2088 2008-04-17 Cary Coutant <ccoutant@google.com>
2090 * errors.cc (Errors::info): New function.
2091 (gold_info): New function.
2092 * errors.h (Errors::info): New function.
2093 * gold.h (gold_info): New function.
2094 * object.cc (Input_objects::add_object): Print trace output.
2095 * options.cc (options::parse_set): New function.
2096 (General_options::parse_wrap): Deleted.
2097 (General_options::General_options): Deleted initializer.
2098 * options.h (options::String_set): New typedef.
2099 (options::parse_set): New function.
2100 (DEFINE_set): New macro.
2101 (General_options::wrap): Changed to use DEFINE_set. Changed
2102 callers of any_wrap_symbols and is_wrap_symbol.
2103 (General_options::trace, General_options::trace_symbol):
2105 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2106 (General_options::wrap_symbols_): Deleted.
2107 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2109 2008-04-17 David S. Miller <davem@davemloft.net>
2111 * options.cc (General_options::parse_V): New function.
2112 * options.h: Add entries for -V and -Qy.
2114 2008-04-17 Ian Lance Taylor <iant@google.com>
2116 * common.cc (Symbol_table::allocate_commons): Remove options
2117 parameter. Change caller.
2118 (Symbol_table::do_allocate_commons): Remove options parameter.
2119 Change caller. Just call do_allocate_commons_list twice.
2120 (Symbol_table::do_allocate_commons_list): New function, broken out
2121 of do_allocate_commons.
2122 * common.h (class Allocate_commons_task): Remove options_ field.
2124 * symtab.cc (Symbol_table::Symbol_table): Initialize
2126 (Symbol_table::add_from_object): Put TLS common symbols on
2128 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2129 which are IN_OUTPUT_DATA.
2130 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2131 allocate_commons and do_allocate_commons declarations. Declare
2132 do_allocate_commons_list.
2133 * gold.cc (queue_middle_tasks): Update creation of
2134 Allocate_commons_task to not pass options.
2135 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2136 (TLS_TEST_C_FLAGS): New variable.
2137 (tls_test_c_pic.o): New target.
2138 (tls_test_shared.so): Link in tls_test_c_pic.o.
2139 (tls_test_c_pic_ie.o): New target.
2140 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2141 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2142 (tls_test_c.o): New target.
2143 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2144 (tls_pic_test_LDADD): Likewise.
2145 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2146 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2147 (tls_test_c_gnu2.o): New target.
2148 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2150 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2151 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2152 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2153 * testsuite/tls_test.cc: Include "config.h".
2154 (t_last): Call t11_last.
2155 * testsuite/tls_test.h (t11, t11_last): Declare.
2156 * testsuite/tls_test_c.c: New file.
2157 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2158 * configure.ac: Check for OpenMP support.
2159 * configure, config.in, Makefile.in: Rebuild.
2160 * testsuite/Makefile.in: Rebuild.
2162 2008-04-16 Cary Coutant <ccoutant@google.com>
2164 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2165 (Target_i386::tls_base_symbol_defined_): New field.
2166 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2167 (Target_i386::Scan::global): Likewise.
2168 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2169 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2170 (Target_x86_64::tls_base_symbol_defined_): New field.
2171 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2172 (Target_x86_64::Scan::global): Likewise.
2174 2008-04-16 Cary Coutant <ccoutant@google.com>
2176 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2177 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2178 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2179 building shared libraries.
2180 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2181 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2182 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2183 * testsuite/Makefile.in: Rebuild.
2184 * testsuite/weak_undef.h: New file.
2185 * testsuite/weak_undef_file1.cc: Add extra test cases.
2186 * testsuite/weak_undef_file2.cc: Likewise.
2187 * testsuite/weak_undef_test.cc: Likewise.
2189 2008-04-16 David S. Miller <davem@davemloft.net>
2191 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2192 Add issued_non_pic_error_ field. Declare check_non_pic.
2193 (Target_sparc::Scan::check_non_pic): New function.
2194 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2195 (Target_sparc::Scan::global): Likewise.
2197 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2198 * configure: Rebuild.
2200 * options.h (DEFINE_enable): New macro.
2201 (new_dtags): New enable option.
2202 (initfirst, interpose, loadfltr, nodefaultlib,
2203 nodelete, nodlopen, nodump): New -z options.
2204 * layout.cc (Layout:finish_dynamic_section): If new
2205 dtags enabled, emit DT_RUNPATH. Also, emit a
2206 DT_FLAGS_1 containing any specified -z flags.
2208 2008-04-16 Ian Lance Taylor <iant@google.com>
2210 * copy-relocs.cc: New file.
2211 * copy-relocs.h: New file.
2212 * reloc.cc: Remove Copy_relocs code.
2213 * reloc.h: Likewise.
2214 * reloc-types.h (struct Reloc_types) [both versions]: Add
2215 get_reloc_addend_noerror.
2216 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2217 variants of add_global which take an addend which must be zero.
2218 * i386.cc: Include "copy-relocs.h".
2219 (class Target_i386): Change type of copy_relocs_ to variable,
2221 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2223 (Target_i386::do_finalize_sections): Change handling of
2225 * sparc.cc: Include "copy-relocs.h".
2226 (class Target_sparc): Change type of copy_relocs_ to variable,
2228 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2230 (Target_sparc::do_finalize_sections): Change handling of
2232 * x86_64.cc: Include "copy-relocs.h".
2233 (class Target_x86_64): Change type of copy_relocs_ to variable,
2235 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2236 class. Change all callers.
2237 (Target_x86_64::do_finalize_sections): Change handling of
2239 * Makefile.am (CCFILES): Add copy-relocs.cc.
2240 (HFILES): Add copy-relocs.h.
2242 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2244 * testsuite/script_test_4.sh: Permit leading zeroes.
2246 2008-04-15 Ian Lance Taylor <iant@google.com>
2248 * script-sections.cc (Script_sections::create_segments): Use
2249 header_size_adjustment even when there is enough room for the
2251 * testsuite/script_test_4.sh: New file.
2252 * testsuite/script_test_4.t: New file.
2253 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2254 (check_DATA): Add script_test_4.stdout.
2255 (MOSTLYCLEANFILES): Likewise.
2256 (script_test_4): New target.
2257 (script_test_4.stdout): New target.
2258 * testsuite/Makefile.in: Rebuild.
2260 * sparc.cc: Add definitions for Output_data_plt_sparc class
2263 2008-04-14 David S. Miller <davem@davemloft.net>
2265 * sparc.cc: New file.
2266 * Makefile.am (TARGETSOURCES): Add sparc.cc
2267 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2268 * configure.tgt: Document targ_extra_size and
2269 targ_extra_big_endian. Add entries for sparc-* and
2271 * configure.ac: Handle targ_extra_size and
2272 targ_extra_big_endian.
2273 * Makefile.in: Rebuild.
2274 * configure: Likewise.
2275 * po/POTFILES.in: Likewise.
2276 * po/gold.pot: Likewise.
2278 2008-04-14 Ian Lance Taylor <iant@google.com>
2280 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2281 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2282 in the name/type/flags to section mapping. Don't call
2283 allocate_output_section.
2284 (Layout::choose_output_section): Change parameter from adjust_name
2285 to is_input_section. Don't permit input sections after sections
2286 are attached to segments. Don't call allocate_output_section.
2287 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2288 not write_enable_output_section.
2289 (Layout::make_output_section): Don't push to
2290 unattached_section_list_ nor call attach_to_segment. Call
2291 attach_section_to_segment if sections are attached.
2292 (Layout::attach_sections_to_segments): New function.
2293 (Layout::attach_section_to_segment): New function.
2294 (Layout::attach_allocated_section_to_segment): Rename from
2295 attach_to_segment. Remove flags parameter.
2296 (Layout::allocate_output_section): Remove function.
2297 (Layout::write_enable_output_section): Remove function.
2298 * layout.h (class Layout): Update for above changes. Add new
2299 field sections_are_attached_.
2300 * output.h (Output_section::update_flags_for_input_section): New
2302 * output.cc (Output_section::add_input_section): Call
2303 update_flags_for_input_section.
2304 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2306 2008-04-11 Cary Coutant <ccoutant@google.com>
2308 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2309 thought unnecessary.
2310 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2312 2008-04-11 Ian Lance Taylor <iant@google.com>
2314 * output.h (class Output_section_data): Remove inline definition
2316 * output.cc (Output_section_data::set_addralign): New function.
2318 2008-04-11 Cary Coutant <ccoutant@google.com>
2320 Add support for TLS descriptors for i386 and x86_64.
2321 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2322 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2323 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2325 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2326 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2327 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2329 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2330 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2331 Fix problem with initial-exec relocations.
2332 (Target_i386::Relocate::relocate_tls): Likewise.
2333 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2335 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2336 support for section-plus-offset dynamic table entries.
2337 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2338 (Output_data_dynamic::Dynamic_entry): Add support for
2339 section-plus-offset dynamic table entries.
2340 (Output_data_dynamic::Classification): Likewise.
2341 (Output_data_dynamic::classification_): Renamed offset_.
2342 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2343 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2344 (Target_x86_64::make_plt_section): New function.
2345 (Target_x86_64::reserve_tlsdesc_entries): New function.
2346 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2347 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2348 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2349 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2350 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2351 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2352 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2353 add extra PLT entry for TLS descriptors.
2354 (Output_data_plt_x86_64::got_): New field.
2355 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2356 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2358 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2360 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2361 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2362 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2363 R_386_TLS_DESC_CALL relocations.
2364 (Target_x86_64::Scan::global): Likewise.
2365 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2366 for TLS descriptors.
2367 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2368 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2369 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2370 GD-to-IE relaxation.
2371 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2372 and TLS_DESCRIPTORS.
2373 * Makefile.in: Rebuild.
2374 * configure: Rebuild.
2375 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2376 (tls_test_shared2.so): New target.
2377 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2378 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2379 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2380 (tls_shared_gd_to_ie_test_LDADD): New variable.
2381 (tls_shared_gnu2_gd_to_ie_test): New target.
2382 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2384 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2385 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2386 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2387 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2388 (tls_shared_gnu2_test): New target.
2389 (tls_test_gnu2_shared.so): New target.
2390 (tls_shared_gnu2_test_SOURCES): New variable.
2391 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2392 (tls_shared_gnu2_test_LDFLAGS): New variable.
2393 (tls_shared_gnu2_test_LDADD): New variable.
2394 * testsuite/Makefile.in: Rebuild.
2395 * testsuite/Makefile.
2397 2008-04-11 Ian Lance Taylor <iant@google.com>
2399 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2401 * testsuite/Makefile.in: Rebuild.
2403 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2405 * testsuite/script_test_2.cc (main): Adjust test.
2407 2008-04-11 David S. Miller <davem@davemloft.net>
2408 Ian Lance Taylor <iant@google.com>
2410 * options.h (General_options): Add entries for '-Y' and
2412 * options.cc (General_options:finalize): If -Y was used, add those
2413 entries to the library path instead of the default "/lib" and
2416 2008-04-11 David S. Miller <davem@davemloft.net>
2418 * testsuite/justsyms.t: Start at 0x100.
2419 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2420 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2422 * testsuite/script_test_2.cc: Adjust string and section length
2425 2008-04-09 Ian Lance Taylor <iant@google.com>
2428 * script-sections.cc (Sections_element::allocate_to_segment): Add
2430 (Output_section_definition::allocate_to_segment): Likewise.
2431 (Orphan_output_section::allocate_to_segment): Likewise.
2432 (Script_sections::attach_sections_using_phdrs_clause): Don't
2433 propagate non-PT_LOAD segments to orphan sections.
2434 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2435 readelf rather than objdump.
2436 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2437 .interp section and PT_INTERP segment are the same size.
2438 * testsuite/Makefile.in: Rebuild.
2440 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2441 aliases for symbols defined in the same object.
2442 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2443 (weak_alias_test_SOURCES): New variable.
2444 (weak_alias_test_DEPENDENCIES): New variable.
2445 (weak_alias_test_LDFLAGS): New variable.
2446 (weak_alias_test_LDADD): New variable.
2447 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2448 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2449 (weak_alias_test_3.o): New target.
2450 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2451 * testsuite/weak_alias_test_main.cc: New file.
2452 * testsuite/weak_alias_test_1.cc: New file.
2453 * testsuite/weak_alias_test_2.cc: New file.
2454 * testsuite/weak_alias_test_3.cc: New file.
2456 2008-04-08 Ian Lance Taylor <iant@google.com>
2458 * options.h (class General_options): Add --noinhibit-exec option.
2459 * main.cc (main): Check --noinhibit-exec.
2461 * options.h (class General_options): Define --wrap as a special
2462 option. Add wrap_symbols_ field.
2463 (General_options::any_wrap_symbols): New function.
2464 (General_options::is_wrap_symbol): New function.
2465 * options.cc (General_options::parse_wrap): New function.
2466 (General_options::General_options): Initialize wrap_symbols_.
2467 * symtab.cc (Symbol_table::wrap_symbol): New function.
2468 (Symbol_table::add_from_object): Handle --wrap.
2469 * symtab.h (class Symbol_table): Declare wrap_symbol.
2470 * target.h (Target::wrap_char): New function.
2471 (Target::Target_info): Add wrap_char field.
2472 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2473 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2474 * testsuite/testfile.cc (Target_test::test_target_info):
2477 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2480 * layout.h (class Layout): Add added_eh_frame_data_ field.
2481 * layout.cc (Layout::Layout): Initialize new field.
2482 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2483 output section until we find a section we merged successfully.
2484 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2485 that the size be non-zero.
2487 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2490 2008-04-08 Craig Silverstein <csilvers@google.com>
2492 * configure.ac: Export new conditional variable HAVE_ZLIB.
2493 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2495 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2496 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2498 2008-04-07 Ian Lance Taylor <iant@google.com>
2500 * version.cc (version_string): Set to "1.5".
2502 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2503 Add issued_non_pic_error_ field. Declare check_non_pic.
2504 (Target_x86_64::Scan::check_non_pic): New function.
2505 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2506 (Target_x86_64::Scan::global): Likewise.
2508 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2509 addend parameter. Change caller. Handle merge sections.
2510 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2511 Address to Addend. Don't add in the result of
2512 local_section_offset, pass down the addend and use the returned
2514 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2515 Update declarations of local_section_offset and symbol_value.
2516 * testsuite/two_file_test_1.cc (t18): New function.
2517 * testsuite/two_file_test_2.cc (f18): New function.
2518 * testsuite/two_file_test_main.cc (main): Call t18.
2519 * testsuite/two_file_test.h (t18, f18): Declare.
2521 * configure.ac: Don't test for objdump, c++filt, or readelf.
2522 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2524 (TEST_READELF): New variable.
2525 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2526 (check_PROGRAMS): Add two_file_strip_test.
2527 (two_file_strip_test): New target.
2528 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2529 (two_file_same_shared_strip_test_SOURCES): New variable.
2530 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2531 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2532 (two_file_same_shared_strip_test_LDADD): New variable.
2533 (two_file_shared_strip.so): New target.
2534 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2535 (ver_test_5.syms, ver_test_7.syms): Likewise.
2536 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2537 (strip_test_3.stdout): Use TEST_OBJDUMP.
2538 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2540 2008-04-04 Cary Coutant <ccoutant@google.com>
2542 * symtab.h (Symbol::is_weak_undefined): New function.
2543 (Symbol::is_strong_undefined): New function.
2544 (Symbol::is_absolute): New function.
2545 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2546 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2548 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2549 (weak_undef_test): New target.
2550 * testsuite/Makefile.in: Rebuild.
2551 * testsuite/weak_undef_file1.cc: New file.
2552 * testsuite/weak_undef_file2.cc: New file.
2553 * testsuite/weak_undef_test.cc: New file.
2555 2008-04-03 Craig Silverstein <csilvers@google.com>
2557 * compressed_output.h (class Output_compressed_section): Use
2559 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2561 (zlib_compressed_suffix): Removed.
2562 (Output_compressed_section::set_final_data_size): Use unsigned
2564 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2565 Fix linker invocation.
2566 (flagstest_o_specialfile_and_compress_debug_sections):
2568 * testsuite/Makefile.in: Regenerated.
2570 2008-04-02 David S. Miller <davem@davemloft.net>
2572 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2573 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2575 2008-04-02 Craig Silverstein <csilvers@google.com>
2579 2008-04-02 Ian Lance Taylor <iant@google.com>
2581 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2582 parameters. Update for new key type to views_. Change all
2584 (File_read::read): Adjust for byteshift in returned view.
2585 (File_read::add_view): New function, broken out of
2587 (File_read::make_view): New function, broken out of
2589 (File_read::find_or_make_view): Add offset and aligned
2590 parameters. Rewrite accordingly. Change all callers.
2591 (File_read::get_view): Add offset and aligned parameters. Adjust
2592 for byteshift in return value.
2593 (File_read::get_lasting_view): Likewise.
2594 * fileread.h (class File_read): Update declarations.
2595 (class File_read::View): Add byteshift_ field. Add byteshift to
2596 constructor. Add byteshift method.
2597 * archive.h (Archive::clear_uncached_views): New function.
2598 (Archive::get_view): Add aligned parameter. Change all callers.
2599 * object.h (Object::get_view): Add aligned parameter. Change all
2601 (Object::get_lasting_view): Likewise.
2603 * fileread.cc (File_read::release): Don't call clear_views if
2604 there are multiple objects.
2605 * fileread.h (File_read::clear_uncached_views): New function.
2606 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2609 2008-03-31 Cary Coutant <ccoutant@google.com>
2611 Add thin archive support.
2612 * archive.cc (Archive::armagt): New const.
2613 (Archive::setup): Remove task parameter and calls to unlock.
2614 (Archive::unlock_nested_archives): New function.
2615 (Archive::read_header): Add nested_off parameter. Change
2617 (Archive::interpret_header): Likewise.
2618 (Archive::include_all_members): Change to handle thin
2620 (Archive::include_member): Likewise.
2621 * archive.h (Archive::Archive): Add new parameters and
2623 (Archive::armagt): New const.
2624 (Archive::setup): Remove task parameter.
2625 (Archive::unlock_nested_archives): New function.
2626 (Archive::read_header): Add nested_off parameter.
2627 (Archive::interpret_header): Likewise.
2628 (Archive::Nested_archive_table): New typedef.
2629 (Archive::is_thin_archive_): New field.
2630 (Archive::nested_archives_): New field.
2631 (Archive::options_): New field.
2632 (Archive::dirpath_): New field.
2633 (Archive::task_): New field.
2634 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2635 for thin archives. Pass additional parameters to
2636 Archive::Archive. Unlock the archive file after calling
2639 2008-03-29 Ian Lance Taylor <iant@google.com>
2641 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2642 version symbol to be local.
2643 * testsuite/ver_test_4.sh: New file.
2644 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2645 (check_DATA): Add ver_test_4.syms.
2646 (ver_test_4.syms): New target.
2647 * testsuite/Makefile.in: Rebuild.
2650 (Output_section::Input_section_sort_entry::has_priority): New
2652 (Output_section::Input_section_sort_entry::match_file_name): New
2654 (Output_section::Input_section_sort_entry::match_section_name):
2656 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2658 (Output_section::Input_section_sort_entry::match_section_file):
2660 (Output_section::Input_section_sort_compare::operator()): Rewrite
2661 using new Input_section_sort_entry functions. Sort crtbegin and
2662 crtend first. Sort sections with no priority before sections with
2664 * testsuite/initpri1.c (d3): Check j != 4.
2665 (cd5): New constructor/destructor function.
2666 (main): Check j != 2.
2668 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2669 new symbol when resolving, don't call set_is_default.
2670 * testsuite/ver_test_7.cc: New file.
2671 * testsuite/ver_test_7.sh: New file.
2672 * testsuite/Makefile.am (ver_test_7.so): New target.
2673 (ver_test_7.o): New target.
2674 (check_SCRIPTS): Add ver_test_7.sh.
2675 (check_DATA): Add ver_test_7.syms.
2676 (ver_test_7.syms): New target.
2678 2008-03-28 Ian Lance Taylor <iant@google.com>
2680 * layout.cc (Layout::layout): If we see an input section with a
2681 name that needs sorting, set the must_sort flag for the output
2683 (Layout::make_output_section): If the name of the output section
2684 indicates that it might require sorting, set the may_sort flag.
2685 * output.h (Output_section::may_sort_attached_input_sections): New
2687 (Output_section::set_may_sort_attached_input_sections): New
2689 (Output_section::must_sort_attached_input_sections): New
2691 (Output_section::set_must_sort_attached_input_sections): New
2693 (class Output_section): Declare Input_section_sort_entry. Define
2694 Input_section_sort_compare. Declare
2695 sort_attached_input_sections. Add new fields:
2696 may_sort_attached_input_sections_,
2697 must_sort_attached_input_sections_,
2698 attached_input_sections_are_sorted_.
2699 * output.cc (Output_section::Output_section): Initialize new
2701 (Output_section::add_input_section): Add an entry to
2702 input_sections_ if may_sort or must_sort are true.
2703 (Output_section::set_final_data_size): Call
2704 sort_attached_input_sections if necessary.
2705 (Output_section::Input_section_sort_entry): Define new class.
2706 (Output_section::Input_section_sort_compare::operator()): New
2708 (Output_section::sort_attached_input_sections): New function.
2709 * configure.ac: Check whether the compiler supports constructor
2710 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2711 * testsuite/initpri1.c: New file.
2712 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2713 CONSTRUCTOR_PRIORITY.
2714 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2715 (initpri1_LDFLAGS): New variable.
2716 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2718 2008-03-27 Ian Lance Taylor <iant@google.com>
2720 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2721 * testsuite/common_test_1.c: New file.
2722 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2723 (common_test_1_SOURCES): New variable.
2724 (common_test_1_DEPENDENCIES): New variable.
2725 (common_test_1_LDFLAGS): New variable.
2727 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2728 and commons_ correctly when NAME/VERSION does not override
2730 * testsuite/ver_test_6.c: New file.
2731 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2732 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2733 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2735 2008-03-26 Ian Lance Taylor <iant@google.com>
2737 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2738 of an undefined symbol from a version script.
2739 * testsuite/Makefile.am (ver_test_5.so): New target.
2740 (ver_test_5.o): New target.
2741 (check_SCRIPTS): Add ver_test_5.sh.
2742 (check_DATA): Add ver_test_5.syms.
2743 (ver_test_5.syms): New target.
2744 * testsuite/ver_test_5.cc: New file.
2745 * testsuite/ver_test_5.script: New file.
2746 * testsuite/ver_test_5.sh: New file.
2747 * Makefile.in, testsuite/Makefile.in: Rebuild.
2750 Fix problems building gold with gcc 4.3.0.
2751 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2752 (gold_error_at_location, gold_warning_at_location): Use it.
2753 * configure.ac: Check whether we can compile and use a template
2754 function with a printf attribute.
2755 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2756 when jumping over bytes.
2757 * object.cc: Instantiate Object::read_section_data.
2758 * debug.h: Include <cstring>
2759 * dwarf_reader.cc: Include <algorithm>
2760 * main.cc: Include <cstring>.
2761 * options.cc: Include <cstring>.
2762 * output.cc: Include <cstring>.
2763 * script.cc: Include <cstring>.
2764 * script.h: Include <string>.
2765 * symtab.cc: Include <cstring> and <algorithm>.
2766 * target-select.cc: Include <cstring>.
2767 * version.cc: Include <string>.
2768 * testsuite/testmain.cc: Include <cstdlib>.
2769 * configure, config.in: Rebuild.
2771 2008-03-25 Ian Lance Taylor <iant@google.com>
2773 * options.cc: Include "../bfd/bfdver.h".
2774 (options::help): Print bug reporting address.
2776 * version.cc (print_version): Adjust output for current value of
2781 * options.cc (options::help): Print list of supported targets.
2782 * target-select.h: Include <vector>.
2783 (class Target_selector): Make machine_, size_, and is_big_endian_
2784 fields const. Add bfd_name_ and instantiated_target_ fields.
2785 (Target_selector::Target_selector): Add bfd_name parameter.
2786 (Target_selector::recognize): Make non-virtual, call
2788 (Target_selector::recognize_by_name): Make non-virtual, call
2789 do_recognize_by_name.
2790 (Target_selector::supported_names): New function.
2791 (Target_selector::bfd_name): New function.
2792 (Target_selector::do_instantiate_target): New pure virtual
2794 (Target_selector::do_recognize): New virtual function.
2795 (Target_selector::do_recognize_by_name): New virtual function.
2796 (Target_selector::instantiate_target): New private function.
2797 (supported_target_names): Declare.
2798 * target-select.cc (Target_selector::Target_selector): Update for
2799 new parameter and fields.
2800 (select_target_by_name): Check that the name matches before
2801 calling recognize_by_name.
2802 (supported_target_names): New function.
2803 * i386.cc (class Target_selector_i386): Update Target_selector
2804 constructor call. Remove recognize and recognize_by_name. Add
2805 do_instantiate_target.
2806 * x86_64.cc (class Target_selector_x86_64): Likewise.
2807 * testsuite/testfile.cc (class Target_selector_test): Update for
2808 changes to Target_selector.
2810 * README: Rewrite, with some notes on unsupported features.
2812 2008-03-24 Cary Coutant <ccoutant@google.com>
2814 * i386.cc (Target_i386::Got_type): New enum declaration.
2815 (Target_i386::Scan::local): Updated callers of Output_data_got
2817 (Target_i386::Scan::global): Likewise.
2818 (Target_i386::Relocate::relocate): Likewise.
2819 (Target_i386::Relocate::relocate_tls): Likewise.
2820 * object.h (Got_offset_list): New class.
2821 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2822 (Sized_relobj::local_got_offset): Likewise.
2823 (Sized_relobj::set_local_got_offset): Likewise.
2824 (Sized_relobj::local_has_tls_got_offset): Removed.
2825 (Sized_relobj::local_tls_got_offset): Removed.
2826 (Sized_relobj::set_local_tls_got_offset): Removed.
2827 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2828 * output.cc (Output_data_got::add_global): Added got_type parameter.
2829 (Output_data_got::add_global_with_rel): Likewise.
2830 (Output_data_got::add_global_with_rela): Likewise.
2831 (Output_data_got::add_global_pair_with_rel): New function.
2832 (Output_data_got::add_global_pair_with_rela): New function.
2833 (Output_data_got::add_local): Added got_type parameter.
2834 (Output_data_got::add_local_with_rel): Likewise.
2835 (Output_data_got::add_local_with_rela): Likewise.
2836 (Output_data_got::add_local_pair_with_rel): New function.
2837 (Output_data_got::add_local_pair_with_rela): New function.
2838 (Output_data_got::add_global_tls): Removed.
2839 (Output_data_got::add_global_tls_with_rel): Removed.
2840 (Output_data_got::add_global_tls_with_rela): Removed.
2841 (Output_data_got::add_local_tls): Removed.
2842 (Output_data_got::add_local_tls_with_rel): Removed.
2843 (Output_data_got::add_local_tls_with_rela): Removed.
2844 * output.h (Output_data_got::add_global): Added got_type parameter.
2845 (Output_data_got::add_global_with_rel): Likewise.
2846 (Output_data_got::add_global_with_rela): Likewise.
2847 (Output_data_got::add_global_pair_with_rel): New function.
2848 (Output_data_got::add_global_pair_with_rela): New function.
2849 (Output_data_got::add_local): Added got_type parameter.
2850 (Output_data_got::add_local_with_rel): Likewise.
2851 (Output_data_got::add_local_with_rela): Likewise.
2852 (Output_data_got::add_local_pair_with_rel): New function.
2853 (Output_data_got::add_local_pair_with_rela): New function.
2854 (Output_data_got::add_global_tls): Removed.
2855 (Output_data_got::add_global_tls_with_rel): Removed.
2856 (Output_data_got::add_global_tls_with_rela): Removed.
2857 (Output_data_got::add_local_tls): Removed.
2858 (Output_data_got::add_local_tls_with_rel): Removed.
2859 (Output_data_got::add_local_tls_with_rela): Removed.
2860 * resolve.cc (Symbol::override_base_with_special): Removed
2861 reference to has_got_offset_ field.
2862 * symtab.cc (Symbol::init_fields): Replaced initialization
2863 of got_offset_ with got_offsets_. Removed initialization
2865 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
2866 (Symbol::got_offset): Likewise.
2867 (Symbol::set_got_offset): Likewise.
2868 (Symbol::has_tls_got_offset): Removed.
2869 (Symbol::tls_got_offset): Removed.
2870 (Symbol::set_tls_got_offset): Removed.
2871 (Symbol::got_offset_): Removed.
2872 (Symbol::tls_mod_got_offset_): Removed.
2873 (Symbol::tls_pair_got_offset_): Removed.
2874 (Symbol::got_offsets_): New field.
2875 (Symbol::has_got_offset): Removed.
2876 (Symbol::has_tls_mod_got_offset): Removed.
2877 (Symbol::has_tls_pair_got_offset): Removed.
2878 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2879 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2881 (Target_x86_64::Scan::global): Likewise.
2882 (Target_x86_64::Relocate::relocate): Likewise.
2883 (Target_x86_64::Relocate::relocate_tls): Likewise.
2885 2008-03-25 Ben Elliston <bje@au.ibm.com>
2887 * yyscript.y: Fix spelling error in comment.
2889 2008-03-24 Ian Lance Taylor <iant@google.com>
2891 * options.h (class General_options): Define build_id option.
2892 * layout.h (class Layout): Declare write_build_id, create_note,
2893 create_build_id. Add build_id_note_ member.
2894 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2895 "libiberty.h", "md5.h", "sha1.h".
2896 (Layout::Layout): Initialize eh_frame_data_,
2897 eh_frame_hdr_section_, and build_id_note_.
2898 (Layout::finalize): Call create_build_id.
2899 (Layout::create_note): New function, broken out of
2900 Layout::create_gold_note.
2901 (Layout::create_gold_note): Call create_note.
2902 (Layout::create_build_id): New function.
2903 (Layout::write_build_id): New function.
2904 (Close_task_runner::run): Call write_build_id.
2906 * x86_64.cc: Correct license to GPLv3.
2908 2008-03-23 Ian Lance Taylor <iant@google.com>
2910 * options.cc: Include "demangle.h".
2911 (parse_optional_string): New function.
2912 (parse_long_option): Handle takes_optional_argument.
2913 (parse_short_option): Update dash_z initializer. Handle
2914 takes_optional_argument.
2915 (General_options::General_options): Initialize do_demangle_.
2916 (General_options::finalize): Set do_demangle_. Handle demangling
2918 * options.h (parse_optional_string): Declare.
2919 (struct One_option): Add optional_arg field. Update constructor.
2920 Update call constructor calls. Add takes_optional_argument
2922 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2923 (DEFINE_optional_string): Define.
2924 (General_options::demangle): Change from DEFINE_bool to
2925 DEFINE_optional_string.
2926 (General_options::no_demangle): New function.
2927 (General_options::do_demangle): New function.
2928 (General_options::set_do_demangle): New function.
2929 (General_options::execstack_status_): Move definition to end of
2931 (General_options::static_): Likewise.
2932 (General_options::do_demangle_): New field.
2933 * object.cc (big_endian>::get_symbol_location_info): Call
2934 Options::do_demangle, not Options::demangle.
2935 * symtab.cc (demangle): Likewise.
2937 2008-03-22 Ian Lance Taylor <iant@google.com>
2939 * gold.h: Include <cstddef> and <sys/types.h>
2940 * options.h: Include <cstring>.
2942 2008-03-21 Ian Lance Taylor <iant@google.com>
2944 * Added source code to GNU binutils.