1 2009-03-17 Ian Lance Taylor <iant@google.com>
3 * configure.ac: Check for chsize and posix_fallocate. Replace
5 * ftruncate.c: New file, from gnulib.
6 * output.cc (posix_fallocate): Define dummy version if not
8 (Output_file::map): Call posix_fallocate rather than lseek and
10 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
11 * configure, Makefile.in, config.in: Rebuild.
13 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
15 * layout.h (Layout::create_note): Add section_name parameter.
16 * layout.cc (Layout::create_note): Likewise.
17 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
19 2009-03-17 Ian Lance Taylor <iant@google.com>
21 * descriptors.cc: Include "options.h".
22 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
23 (Descriptors::open): Always use O_CLOEXEC when opening a new
24 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
27 * sparc.cc (class Target_sparc): Add has_got_section.
28 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
29 make sure we have a GOT section.
31 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
32 (Target_sparc::Scan::local): Likewise.
33 (Target_sparc::Scan::global): Likewise.
34 (Target_sparc::Relocate::relocate): Likewise.
35 (Target_sparc::Relocate::relocate_tls): Likewise.
37 * symtab.cc (Symbol_table::define_default_version): New function,
38 broken out of add_from_object.
39 (Symbol_table::add_from_object): Call define_default_version.
40 (Symbol_table::define_special_symbol): Add resolve_oldsym
41 parameter. Change all callers. If the version for a symbol comes
42 from a version script, resolve it with the symbol with the same
43 name with no version. Also add the symbol without a version if
45 (do_define_in_output_data): If resolving with oldsym, don't delete
47 (do_define_in_output_segment): Likewise.
48 (do_define_as_constant): Likewise.
49 * symtab.h (class Symbol_table): Update declarations.
51 2009-03-13 Ian Lance Taylor <iant@google.com>
53 * readsyms.cc (Read_symbols::incompatible_warning): New function.
54 (Read_symbols::requeue): New function.
55 (Read_symbols::do_read_symbols): If make_elf_object fails because
56 the target type is not configured, and the file was searched for,
57 issue a warning and retry with the next directory.
58 (Add_symbols::run): If the file has an incompatible format, and
59 it was searched for, requeue the Read_symbols task. On error,
61 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
62 dirindex parameter to constructor. Change all callers. Declare
63 incompatible_warning and requeue.
64 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
65 input_argument_ and input_group_ fields. Add them to
66 constructor. Change all callers.
67 (class Read_script): Add dirindex_ field. Add it to constructor.
69 * archive.cc (Archive::setup): Remove input_objects parameter.
71 (Archive::get_file_and_offset): Likewise.
72 (Archive::read_all_symbols): Likewise.
73 (Archive::read_symbols): Likewise.
74 (Archive::get_elf_object_for_member): Remove input_objects
75 parameter. Add punconfigured parameter. Change all callers.
76 (Archive::add_symbols): Change return type to bool. Check return
77 value of include_member.
78 (Archive::include_all_members): Likewise.
79 (Archive::include_member): Change return type to bool. Return
80 false if first included object has incompatible target. Set
81 included_member_ field.
82 (Add_archive_symbols::run): If add_symbols returns false, requeue
84 * archive.h (class Archive): Add included_member_ field.
85 Initialize it in constructor. Add input_file and searched_for
86 methods. Update declarations.
87 (class Add_archive_symbols): Add dirpath_, dirindex_, and
88 input_argument_ fields. Add them to constructor. Change all
90 * script.cc: Include "target-select.h".
91 (class Parser_closure): Add skip_on_incompatible_target_ and
92 found_incompatible_target_ fields. Add
93 skip_on_incompatible_target parameter to constructor. Change all
94 callers. Add methods skip_on_incompatible_target,
95 clear_skip_on_incompatible_target, found_incompatible_target, and
96 set_found_incompatible_target.
97 (read_input_script): Add dirindex parameter. Change all callers.
98 If parser finds an incompatible target, requeue Read_symbols
100 (script_set_symbol): Clear skip_on_incompatible_target in
102 (script_add_assertion, script_parse_option): Likewise.
103 (script_start_sections, script_add_phdr): Likewise.
104 (script_check_output_format): New function.
105 * script.h (read_input_script): Update declaration.
106 * script-c.h (script_check_output_format): Declare.
107 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
108 (ignore_cmd): Remove OUTPUT_FORMAT.
109 * fileread.cc (Input_file::Input_file): Add explicit this.
110 (Input_file::will_search_for): New function.
111 (Input_file::open): Add pindex parameter. Change all callers.
112 * fileread.h (class Input_file): Add input_file_argument method.
113 Declare will_search_for. Update declarations.
114 * object.cc (make_elf_object): Add punconfigured parameter.
116 * object.h (class Object): Make input_file public. Add
118 (make_elf_object): Update declaration.
119 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
121 * dirsearch.h (class Dirsearch): Update declaration.
122 * options.h (class General_options): Add --warn-search-mismatch.
123 * parameters.cc (Parameters::is_compatible_target): New function.
124 * parameters.h (class Parameters): Declare is_compatible_target.
125 * workqueue.cc (Workqueue::add_blocker): New function.
126 * workqueue.h (class Workqueue): Declare add_blocker.
128 * fileread.cc (Input_file::open): Remove options parameter.
130 (Input_file::open_binary): Likewise.
131 * script.cc (read_input_script): Likewise.
132 * readsyms.h (class Read_symbols): Remove options_ field. Remove
133 options parameter from constructor. Change all callers.
134 (class Read_script): Likewise.
135 * fileread.h (class Input_file): Update declarations.
136 * script.h (read_input_script): Update declaration.
138 2009-03-10 Nick Clifton <nickc@redhat.com>
140 * po/es.po: New Spanish translation.
142 2009-03-06 Cary Coutant <ccoutant@google.com>
144 * options.cc (parse_short_option): Keep dash_z from registering itself.
146 2009-03-03 Ian Lance Taylor <iant@google.com>
149 * target-reloc.h (relocate_section): Pass output_section to
151 * i386.cc (Target_i386::should_apply_static_reloc): Add
152 output_section parameter. Change all callers.
153 (Target_i386::Relocate::relocate): Add output_section parameter.
154 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
155 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
156 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
157 * testsuite/two_file_shared.sh: New script.
158 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
159 (check_DATA): Add two_file_shared.dbg.
160 (two_file_shared.dbg): New target.
161 * testsuite/Makefile.in: Rebuild.
163 2009-03-01 Ian Lance Taylor <iant@google.com>
165 * configure.ac: Check for byteswap.h.
166 * configure: Rebuild.
167 * config.in: Rebuild.
169 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
171 * layout.cc (Layout::find_or_add_kept_section): New function.
172 (Layout::add_comdat): Removed.
173 * layout.h (struct Kept_section): Move out of class Layout.
174 Remove trailing underscores from field names. Add group_sections
175 field. Rename group_ field to is_group. Change all uses.
176 (class Layout): Declare find_or_add_kept_section, not add_comdat.
177 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
178 comdat_groups_ field.
179 (Sized_relobj::include_section_group): Use
180 find_or_add_kept_section and Kept_section::group_sections.
181 (Sized_relobj::include_linkonce_section): Likewise.
182 * object.cc (class Sized_relobj): Don't define Comdat_group or
183 Comdat_group_table. Remove find_comdat_group and
184 add_comdat_group. Remove comdat_groups_ field.
185 * plugin.cc (include_comdat_group): Use
186 Layout::find_or_add_kept_section.
188 2009-02-28 Ian Lance Taylor <iant@google.com>
190 * README: --gc-sections and map files are now supported. Document
191 some build requirements.
194 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
195 relocatable link set the value of the section symbol to zero.
196 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
197 relocatable link don't include the section address in the local
200 2009-02-27 Ian Lance Taylor <iant@google.com>
203 * options.h (class Search_directory): Add is_system_directory.
204 (class General_options): Declare is_in_system_directory.
205 * options.cc (get_relative_sysroot): Make static.
206 (get_default_sysroot): Make static.
207 (General_optoins::is_in_system_directory): New function.
208 * fileread.cc (Input_file::is_in_system_directory): New function.
209 * fileread.h (class Input_file): Declare is_in_system_directory.
210 * object.h (class Object): Add is_in_system_directory.
211 (class Input_objects): Remove system_library_directory_ field.
212 * object.cc (Input_objects::add_object): Don't set
213 system_library_directory_.
214 (input_objects::found_in_system_library_directory): Remove.
215 * symtab.cc (Symbol_table::write_globals): Remove input_objects
216 parameter. Change all callers.
217 (Symbol_table::sized_write_globals): Likewise.
218 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
219 Call Object::is_in_system_directory.
220 * symtab.h (class Symbol_table): Update declarations.
223 * descriptors.h (Open_descriptor): Add is_on_stack field.
224 * descriptors.cc (Descriptors::open): If the descriptor is on the
225 top of the stack, remove it. Initialize is_on_stack field.
226 (Descriptors::release): Only add pod to stack if it is not on the
228 (Descriptors::close_some_descriptor): Clear stack_next and
232 * output.cc (Output_section::find_starting_output_address): Rename
233 from starting_output_address; add PADDR parameter; change return
235 * output.h (class Output_section): Declare
236 find_starting_output_address instead of starting_output_address.
237 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
238 section symbol for which we can't find a merge section.
241 * symtab.cc (Symbol_table::add_from_object): If the visibility is
242 hidden or internal, force the symbol to be local.
243 * resolve.cc (Symbol::override_visibility): Define.
244 (Symbol::override_base): Use override_visibility.
245 (Symbol_table::resolve): Likewise.
246 (Symbol::override_base_with_special): Likewise.
247 (Symbol_table::override_with_special): If the visibility is hidden
248 or internal, force the symbol to be local.
249 * symtab.h (class Symbol): Add set_visibility and
251 * testsuite/ver_test_1.sh: New file.
252 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
253 (check_DATA): Add ver_test_1.syms.
254 (ver_test_1.syms): New target.
255 * testsuite/Makefile.in: Rebuild.
257 2009-02-25 Cary Coutant <ccoutant@google.com>
259 * layout.cc (Layout::choose_output_section): Don't rename sections
260 when using a linker script that has a SECTIONS clause.
261 * Makefile.in: Regenerate.
263 * testsuite/Makefile.am (script_test_5.sh): New test case.
264 * testsuite/Makefile.in: Regenerate.
265 * testsuite/script_test_5.cc: New file.
266 * testsuite/script_test_5.sh: New file.
267 * testsuite/script_test_5.t: New file.
269 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
271 * archive.cc (Archive::include_member): Update calls to add_symbols.
272 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
274 * dynobj.h (do_add_symbols): Add the Layout argument.
275 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
277 * object.h (Object::add_symbols): Add the Layout argument.
278 (Object::do_add_symbols): Add the Layout argument.
279 (Sized_relobj::do_add_symbols): Add the Layout argument.
280 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
281 Unify the two versions.
282 (Add_plugin_symbols): Remove.
283 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
284 (Sized_pluginobj::do_add_symbols): Unify the two versions.
285 (Add_plugin_symbols): Remove.
286 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
287 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
288 (Add_symbols::run): Make it work with Pulginobj.
290 2009-02-06 Ian Lance Taylor <iant@google.com>
292 * object.cc (Sized_relobj::do_layout): Make info message start
293 with lower case letter.
295 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
297 * binary.cc: Fix file comment.
299 * options.h (enum Incremental_disposition): Define.
300 (class General_options): Add new options: --incremental,
301 --incremental_changed, --incremental_unchanged,
302 --incremental_unknown. Add incremental_disposition_ and
303 implicit_incremental_ fields.
304 (General_options::incremental_disposition): New function.
305 (class Position_dependent_options): Add incremental_disposition
307 (Position_dependent_options::copy_from_options): Set incremental
309 * options.cc (General_options::parse_incremental_changed): New
311 (General_options::parse_incremental_unchanged): New function.
312 (General_options::parse_incremental_unknown): New function.
313 (General_options::General_options): Initialize new fields
314 incremental_disposition_ and implicit_incremental_.
315 (General_options::finalize): Check for uasge of --incremental-*
316 without --incremental.
318 2009-02-06 Chris Demetriou <cgd@google.com>
320 * gold.h (gold_undefined_symbol): Change to take only a Symbol
321 pointer and to report location as the file name associated with
323 (gold_undefined_symbol_at_location): New function to replace the
324 old gold_undefined_symbol functionality.
325 * target-reloc.h (relocate_section): Update to use
326 gold_undefined_symbol_at_location.
327 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
328 Call gold_undefined_symbol function rather than gold_error.
329 * errors.h (Errors::undefined_symbol): Take location as a
330 string, rather than calculating it from a relocation.
331 * errors.cc (Errors::fatal): Print "fatal error:" before the
333 (Errors::error, Errors::error_at_location): Print "error: "
334 before the formatted message.
335 (Errors::undefined_symbol): Take location as a string, rather
336 than calculating it from a relocation.
337 (gold_undefined_symbol_at_location): New function akin to
338 old gold_undefined_symbol, calculates location from relocation.
339 (gold_undefined_symbol): Change to take only a Symbol pointer
340 and to report location as the file name associated with the symbol.
341 * testsuite/debug_msg.sh: Update for changed error messages.
342 * testsuite/undef_symbol.sh: Likewise.
344 2009-02-04 Duncan Sands <baldrick@free.fr>
347 * reduced_debug_output.h
348 (Output_reduced_debug_abbrev_section::failed): Use format for
350 (Output_reduced_debug_info_section::faild): Likewise.
352 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
354 * script.cc (Lazy_demangler): New class.
355 (Version_script_info::get_symbol_version_helper): Demangle a
358 2009-01-29 Cary Coutant <ccoutant@google.com>
360 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
362 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
364 2009-01-28 Ian Lance Taylor <iant@google.com>
366 * version.cc (version_string): Bump to 1.9.
368 * gold.h: Include <cstring> and <stdint.h>.
369 * version.cc: Include <cstdio>.
370 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
372 * reduced_debug_output.cc (insert_into_vector): Rename from
373 Insert_into_vector; change all callers. Use Swap_unaligned to
374 avoid aliasing issue; remove union since it is unnecessary.
376 2009-01-27 Sriraman Tallam <tmsriram@google.com>
378 * Makefile.am (CCFILES): Add gc.cc.
380 * Makefile.in: Regenerate.
381 * gold.cc (Gc_runner): New class.
382 (queue_initial_tasks): Call garbage collection related tasks
383 when corresponding options are invoked.
384 (queue_middle_gc_tasks): New function.
385 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
386 processed early before laying out sections during garbage collection.
387 * gold.h (queue_middle_gc_tasks): New function.
388 (is_prefix_of): Move from "layout.cc".
389 * i386.cc (Target_i386::gc_process_relocs): New function.
390 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
391 * main.cc (main): Create object of class "Garbage_collection".
392 * object.cc (Relobj::copy_symbols_data): New function.
393 (Relobj::is_section_name_included): New function.
394 (Sized_relobj::do_layout): Allow this function to be called twice
395 during garbage collection and defer layout of section during the
397 * object.h (Relobj::get_symbols_data): New function.
398 (Relobj::is_section_name_included): New function.
399 (Relobj::copy_symbols_data): New function.
400 (Relobj::set_symbols_data): New function.
401 (Relobj::get_relocs_data): New function.
402 (Relobj::set_relocs_data): New function.
403 (Relobj::is_output_section_offset_invalid): New pure virtual function.
404 (Relobj::gc_process_relocs): New function.
405 (Relobj::do_gc_process_relocs): New pure virtual function.
406 (Relobj::sd_): New data member.
407 (Sized_relobj::is_output_section_offset_invalid): New function.
408 (Sized_relobj::do_gc_process_relocs): New function.
409 * options.h (General_options::gc_sections): Modify to not be a no-op.
410 (General_options::print_gc_sections): New option.
411 * plugin.cc (Plugin_finish::run): Remove function call to
412 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
413 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
414 * reloc.cc (Read_relocs::run): Add task to process relocs and
415 determine unreferenced sections when doing garbage collection.
416 (Gc_process_relocs): New class.
417 (Sized_relobj::do_gc_process_relocs): New function.
418 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
419 sections that are garbage collected.
420 * reloc.h (Gc_process_relocs): New class.
421 * sparc.cc (Target_sparc::gc_process_relocs): New function.
422 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
423 symbols whose corresponding sections are garbage collected.
424 (Symbol_table::Symbol_table): Add new parameter for the garbage
426 (Symbol_table::gc_mark_undef_symbols): New function.
427 (Symbol_table::gc_mark_symbol_for_shlib): New function.
428 (Symbol_table::gc_mark_dyn_syms): New function.
429 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
431 (Symbol_table::add_from_object): Likewise.
432 (Symbol_table::add_from_relobj): When building shared objects, do not
433 treat externally visible symbols as garbage.
434 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
435 table information for static and relocatable links.
436 * symtab.h (Symbol_table::set_gc): New function.
437 (Symbol_table::gc): New function.
438 (Symbol_table::gc_mark_undef_symbols): New function.
439 (Symbol_table::gc_mark_symbol_for_shlib): New function.
440 (Symbol_table::gc_mark_dyn_syms): New function.
441 (Symbol_table::gc_): New data member.
442 * target.h (Sized_target::gc_process_relocs): New pure virtual
444 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
445 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
447 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
449 * options.h (General_options::gc_sections): Define as a no-op for now.
450 (General_options::no_keep_memory): Ditto.
451 (General_options::Bshareable): Define.
452 * options.cc (General_options::finalize): Honor -Bshareable.
454 2009-01-20 Andreas Schwab <schwab@suse.de>
456 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
457 read the value in the contents, since we don't use it. Use the
458 template endianness when writing.
459 (Relocate::relocate): Use it for R_PPC_REL16_HA.
461 2009-01-19 Andreas Schwab <schwab@suse.de>
463 * configure.tgt (powerpc64-*): Fix targ_obj.
465 2009-01-15 Ian Lance Taylor <iant@google.com>
467 * object.cc (Sized_relobj::write_local_symbols): Don't write out
468 local symbols when stripping all symbols.
470 2009-01-14 Cary Coutant <ccoutant@google.com>
472 * output.cc (Output_reloc): Add explicit instantiations.
474 2009-01-14 Cary Coutant <ccoutant@google.com>
476 * archive.cc (Archive::get_elf_object_for_member): Remove call
477 to File_read::claim_for_plugin.
478 * descriptors.cc (Descriptors::open): Remove reference to
480 (Descriptors::claim_for_plugin): Remove.
481 * descriptors.h (Descriptors::claim_for_plugin): Remove.
482 (Descriptors::is_claimed): Remove.
483 (claim_descriptor_for_plugin): Remove.
484 * fileread.cc (File_read::claim_for_plugin): Remove.
485 * fileread.h (File_read::claim_for_plugin): Remove.
486 (File_read::descriptor): Reopen descriptor if necessary.
487 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
488 (Plugin_manager::all_symbols_read): Add task parameter. Change
490 (Plugin_manager::get_input_file): New function.
491 (Plugin_manager::release_input_file): New function.
492 (Pluginobj::Pluginobj): Add filesize parameter and initialize
493 corresponding data member.
494 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
495 and pass to base constructor. Change all callers.
496 (get_input_file, release_input_file): New functions.
497 (make_sized_plugin_object): Add filesize parameter. Change all callers.
498 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
499 (Plugin_manager::all_symbols_read): Add task parameter.
500 (Plugin_manager::get_input_file): New function.
501 (Plugin_manager::release_input_file): New function.
502 (Plugin_manager::task_): New data member.
503 (Pluginobj::Pluginobj): Add filesize parameter.
504 (Pluginobj::filename): New function.
505 (Pluginobj::descriptor): New function.
506 (Pluginobj::filesize): New function.
507 (Pluginobj::filesize_): New data member.
508 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
509 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
510 File_read::claim_for_plugin; use Object::unlock to unlock the file.
512 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
513 with archive libraries.
514 * testsuite/Makefile.in: Regenerate.
515 * testsuite/plugin_test.c (struct sym_info): New type.
516 (get_input_file, release_input_file): New static variables.
517 (onload): Capture new transfer vector entries.
518 (claim_file_hook): Stop reading at end of file according to filesize.
519 Factor out parsing of readelf output into separate function.
520 (all_symbols_read_hook): Exercise get_input_file and release_input_file
521 APIs and get the source file name from the symbol table. Convert
522 source file name to corresponding object file name. Print info
523 message when adding new input files.
524 (parse_readelf_line): New function.
525 * testsuite/plugin_test_1.sh: Add checks for new info messages.
526 * testsuite/plugin_test_2.sh: Likewise.
527 * testsuite/plugin_test_3.sh: Likewise.
528 * testsuite/plugin_test_4.sh: New test case.
530 2009-01-07 Ian Lance Taylor <iant@google.com>
532 * version.cc (version_string): Bump to 1.8.
534 2008-12-23 Cary Coutant <ccoutant@google.com>
536 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
537 * plugin.cc (Plugin_manager::finish): Rename as
538 layout_deferred_objects. Move cleanup to separate function.
539 (Plugin_manager::cleanup): New function.
540 (Plugin_finish::run): Call layout_deferred_objects and cleanup
542 * plugin.h (Plugin_manager::finish): Rename as
543 layout_deferred_objects.
544 (Plugin_manager::cleanup): New function.
545 (Plugin_manager::cleanup_done): New field.
547 2008-12-23 Cary Coutant <ccoutant@google.com>
549 * plugin.cc (is_visible_from_outside): New function.
550 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
551 so we don't return "IR only" status for exported symbols or -r links.
553 * testsuite/Makefile.am (plugin_test_3): New test case.
554 * testsuite/Makefile.in: Regenerate.
555 * testsuite/plugin_test_3.sh: New file.
557 2008-12-22 Cary Coutant <ccoutant@google.com>
559 * object.cc (Sized_relobj::layout_section): New function.
560 (Sized_relobj::do_layout): Defer layout of input sections until after
561 plugin has provided replacement files.
562 (Sized_relobj::do_layout_deferred_sections): New function.
563 * object.h (Relobj::set_section_offset): Remove virtual keyword.
564 (Relobj::layout_deferred_sections): New function.
565 (Relobj::do_layout_deferred_sections): New function.
566 (Sized_relobj::do_layout_deferred_sections): New function.
567 (Sized_relobj::layout_section): New function.
568 (Sized_relobj::Deferred_layout): New structure.
569 (Sized_relobj::deferred_layout_): New field.
570 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
571 Change all callers. Layout deferred sections.
572 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
574 (Plugin_hook::run): Move code from do_plugin_hook inline.
575 (Plugin_hook::do_plugin_hook): Remove.
576 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
577 (Plugin_manager::finish): Renamed, was cleanup.
578 (Plugin_manager::should_defer_layout): New function.
579 (Plugin_manager::add_deferred_layout_object): New function.
580 (Plugin_manager::Deferred_layout_list): New type.
581 (Plugin_manager::deferred_layout_objects_): New field.
582 (Plugin_hook::do_plugin_hook): Remove.
584 2008-12-17 Ian Lance Taylor <iant@google.com>
586 * options.h (class General_options): Add --no case for
589 2008-12-16 Cary Coutant <ccoutant@google.com>
591 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
593 (Plugin_manager::claim_file): Create plugin object even if
594 plugin did not call the add_symbols callback.
595 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
596 asking for more symbols than were added.
597 * testsuite/Makefile.am (plugin_test_1): Add test case with
599 (empty.syms): New target.
600 * testsuite/Makefile.in: Regenerate.
601 * testsuite/plugin_test.c (claim_file_hook): Add new debug
602 message. Don't call add_symbols if no globals.
603 (all_symbols_read_hook): Don't provide replacement for empty
606 2008-12-12 Ian Lance Taylor <iant@google.com>
608 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
609 r_type == 0 for a local symbol with r_sym == 0.
610 (scan_relocatable_relocs): Pass r_sym to
611 local_non_section_strategy.
612 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
615 * configure.ac: Update test for TLS descriptors: they are
616 supported as of glibc 2.9.
617 * configure: Rebuild.
619 2008-12-11 Ian Lance Taylor <iant@google.com>
622 * target-reloc.h (Default_scan_relocatable_relocs): For each
623 function, map r_type == 0 to RELOC_DISCARD.
625 2008-12-10 Cary Coutant <ccoutant@google.com>
627 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
628 object to override a kept COMDAT group from a plugin object.
630 2008-12-09 Ian Lance Taylor <iant@google.com>
633 * yyscript.y (file_cmd): Handle INPUT.
635 * testsuite/initpri1.c: Change all declarations to be full
636 prototypes by adding void, to avoid compiler warnings.
638 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
640 * options.cc (General_options::parse_plugin_opt): New.
641 (General_options::add_plugin): The argument now is just the filename.
642 (General_options::add_plugin_option): New.
643 * options.h (plugin_opt): New.
644 (add_plugin): Change argument name.
645 (add_plugin_option): New.
646 * plugin.cc (Plugin::load): Don't parse the plugin option.
647 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
648 (Plugin::add_option): New.
649 (Plugin::args_): Change type.
650 (Plugin::filename_): New.
651 (Plugin_manager::add_plugin_option): New.
652 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
653 * testsuite/Makefile.in: Regenerate.
655 2008-12-05 Cary Coutant <ccoutant@google.com>
657 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
658 Handle --strip-lto-sections option.
659 * options.h (strip_lto_sections): New option.
661 2008-12-01 Cary Coutant <ccoutant@google.com>
663 * plugin.cc (ld_plugin_message): Change format parameter to const.
664 Fix mismatch between new[] and delete.
666 2008-11-14 Cary Coutant <ccoutant@google.com>
668 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
671 2008-11-05 Craig Silverstein <csilvers@google.com>
673 * options.cc (General_options::parse_dynamic_list): New function.
674 * options.h (General_options): New flags dynamic_list,
675 dynamic_list_data, dynamic_list_cpp_new, and
676 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
677 (General_options::in_dynamic_list): New function.
678 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
679 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
680 (Lex::can_continue_name): Likewise.
682 (read_script_file): New parameter script_options.
683 (read_dynamic_list): New function.
684 (Script_options::define_dynamic_list): New function.
685 (dynamic_list_keyword_parsecodes): New variable.
686 (dynamic_list_keywords): New variable.
687 * script.h (Script_options::define_dynamic_list): New function
689 (read_dynamic_list): New function prototype.
690 * symtab.cc (strprefix): New macro.
691 (Symbol::should_add_dynsym_entry): Support dynamic_list,
692 dynamic_list_data, dynamic_list_cpp_new, and
693 dynamic_list_cpp_typeinfo.
694 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
695 (dynamic_list_expr): New rule.
696 (dynamic_list_nodes): Likewise.
697 (dynamic_list_node): Likewise.
698 * testsuite/Makefile.am (dynamic_list): New test.
699 * testsuite/Makefile.in: Regenerated.
700 * testsuite/dynamic_list.t: New file.
701 * testsuite/dynamic_list.sh: New file.
703 2008-11-05 Craig Silverstein <csilvers@google.com>
705 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
706 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
707 (t11_last): Likewise.
708 * testsuite/ver_test_6.c (main): Likewise.
710 2008-10-07 Cary Coutant <ccoutant@google.com>
712 * options.c (General_options::finalize): Add check for -static and
714 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
717 2008-10-02 Cary Coutant <ccoutant@google.com>
719 * plugin.cc (make_sized_plugin_object): Fix conditional
720 compilation to work when not all targets are enabled.
722 2008-09-29 Cary Coutant <ccoutant@google.com>
724 * archive.cc (Archive::get_file_and_offset): Use filename instead
725 of name to get library path.
726 (Archive::include_member): Unlock external member of a thin archive.
728 * testsuite/Makefile.am (TEST_AR): New variable.
729 (thin_archive_test_1): New test.
730 (thin_archive_test_2): New test.
731 * testsuite/Makefile.in: Regenerate.
732 * testsuite/thin_archive_main.cc: New file.
733 * testsuite/thin_archive_test_1.cc: New file.
734 * testsuite/thin_archive_test_2.cc: New file.
735 * testsuite/thin_archive_test_3.cc: New file.
736 * testsuite/thin_archive_test_4.cc: New file.
738 2008-09-29 Cary Coutant <ccoutant@google.com>
740 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
741 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
743 (Sized_relobj::do_finalize_local_symbols): Likewise.
744 (Sized_relobj::map_to_kept_section): Likewise.
745 * object.h (Sized_relobj::invalid_address): New constant.
746 (Sized_relobj::do_output_section_offset): Check for invalid_address
748 * output.cc (Output_reloc::local_section_offset): Use constant
749 invalid_address instead of -1U.
750 (Output_reloc::get_address): Likewise.
751 (Output_section::output_address): Change -1U to -1ULL.
752 * output.h (Output_reloc::invalid_address): New constant.
753 * reloc.cc (Sized_relobj::write_sections): Use constant
754 invalid_address instead of -1U.
755 (Sized_relobj::relocate_sections): Likewise.
756 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
757 values for merge sections.
758 * target-reloc.h (relocate_for_relocatable): Use constant
759 invalid_address instead of -1U.
761 2008-09-19 Cary Coutant <ccoutant@google.com>
763 Add plugin functionality for link-time optimization (LTO).
764 * configure.ac (plugins): Add --enable-plugins option.
765 * configure: Regenerate.
766 * config.in: Regenerate.
767 * Makefile.am (LIBDL): New variable.
768 (CCFILES): Add plugin.cc.
769 (HFILES): Add plugin.h.
770 (ldadd_var): Add LIBDL.
771 * Makefile.in: Regenerate.
773 * archive.cc: Include "plugin.h".
774 (Archive::setup): Don't preread archive symbols when using a plugin.
775 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
776 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
778 (Archive::include_member): Add symbols from plugin objects.
779 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
780 * descriptors.cc (Descriptors::open): Check for file descriptors
781 abandoned by plugins.
782 (Descriptors::claim_for_plugin): New function.
783 * descriptors.h (Descriptors::claim_for_plugin): New function.
784 (Open_descriptor::is_claimed): New field.
785 (claim_descriptor_for_plugin): New function.
786 * fileread.cc (File_read::claim_for_plugin): New function.
787 * fileread.h (File_read::claim_for_plugin): New function.
788 (File_read::descriptor): New function.
789 * gold.cc: Include "plugin.h".
790 (queue_initial_tasks): Add task to call plugin hooks for generating
792 * main.cc: Include "plugin.h".
793 (main): Load plugin libraries.
794 * object.h (Pluginobj): Declare.
795 (Object::pluginobj): New function.
796 (Object::do_pluginobj): New function.
797 (Object::set_target): New function.
798 * options.cc: Include "plugin.h".
799 (General_options::parse_plugin): New function.
800 (General_options::General_options): Initialize plugins_ field.
801 (General_options::add_plugin): New function.
802 * options.h (Plugin_manager): Declare.
803 (General_options): Add --plugin option.
804 (General_options::has_plugins): New function.
805 (General_options::plugins): New function.
806 (General_options::add_plugin): New function.
807 (General_options::plugins_): New field.
808 * plugin.cc: New file.
809 * plugin.h: New file.
810 * readsyms.cc: Include "plugin.h".
811 (Read_symbols::do_read_symbols): Check for archive before checking
812 for ELF file. Call plugin hooks to claim files.
813 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
814 from a real object file; force override when processing replacement
816 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
817 (Symbol::init_base_object): Likewise.
818 (Symbol::init_base_output_data): Likewise.
819 (Symbol::init_base_output_segment): Likewise.
820 (Symbol::init_base_constant): Likewise.
821 (Symbol::init_base_undefined): Likewise.
822 (Symbol::output_section): Assert that object is not a plugin.
823 (Symbol_table::add_from_pluginobj): New function.
824 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
826 (Symbol_table::sized_write_globals): Likewise.
827 (Symbol_table::add_from_pluginobj): Instantiate template.
828 * symtab.h (Sized_pluginobj): Declare.
829 (Symbol::in_real_elf): New function.
830 (Symbol::set_in_real_elf): New function.
831 (Symbol::in_real_elf_): New field.
832 (Symbol_table::add_from_pluginobj): New function.
834 * testsuite/Makefile.am (AM_CFLAGS): New variable.
835 (LIBDL): New variable.
837 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
838 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
839 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
840 (MOSTLYCLEANFILES): Likewise.
841 * testsuite/Makefile.in: Regenerate.
842 * testsuite/plugin_test.c: New file.
843 * testsuite/plugin_test_1.sh: New file.
844 * testsuite/plugin_test_2.sh: New file.
846 2008-09-16 Ian Lance Taylor <iant@google.com>
848 * target-reloc.h (relocate_section): Check whether a symbol is
849 defined by the ABI before reporting an undefined symbol error.
850 * target.h (Target::is_defined_by_abi): Make parameter const.
851 (Target::do_is_defined_by_abi): Likewise.
852 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
853 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
854 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
855 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
856 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
857 * testsuite/Makefile.in: Rebuild.
859 * fileread.cc (make_view): Add casts to avoid warning.
861 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
863 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
864 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
866 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
868 * options.h (General_options::output_is_executable): New.
869 (General_options::output_is_pie): New.
870 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
871 for shared libraries.
872 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
874 2008-09-11 Chris Demetriou <cgd@google.com>
876 * options.h (origin): New -z option.
877 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
878 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
881 2008-09-05 Cary Coutant <ccoutant@google.com>
883 * fileread.cc (File_read::make_view): Add check for attempt to map
886 2008-09-05 Cary Coutant <ccoutant@google.com>
888 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
889 explicit instantiations.
891 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
894 * options.cc (General_options::finalize): Allow undefined symbols
895 in shlibs if linking -shared.
898 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
899 symbols as not needing a dynsym entry.
901 2008-08-20 Craig Silverstein <csilvers@google.com>
903 * fileread.cc (File_read::open): Do not lock the file unless it
904 was successfully opened.
906 2008-08-14 Cary Coutant <ccoutant@google.com>
908 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
909 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
910 * testsuite/tls_test.cc (struct int128): 128-bit struct
911 for testing TLS relocs with non-zero addend.
912 (v12): New TLS variable.
914 (t_last): Add check for v12.
915 * testsuite/tls_test.h (t12): New function.
916 * testsuite/tls_test_main.cc (thread_routine): Call new test.
918 2008-08-13 Ian Lance Taylor <iant@google.com>
920 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
921 set tls_segment_ or relro_segment_.
922 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
924 * output.h (Output_section::clear_is_relro): New function.
925 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
926 sections specially even when output_data_ is empty.
927 (Output_segment::maximum_alignment): When first section is relro,
928 only force alignment for PT_LOAD segments.
929 * script.cc (script_data_segment_align): New function.
930 (script_data_segment_relro_end): New function.
931 * script-c.h (script_data_segment_align): Declare.
932 (script_data_segment_relro_end): Declare.
933 * script-sections.h (class Script_sections): Declare
934 data_segment_align and data_segment_relro_end. Add fields
935 segment_align_index_ and saw_relro_end_.
936 * script-sections.cc (class Sections_element): Add set_is_relro
937 virtual function. Add new bool* parameter to place_orphan_here.
938 Add get_output_section virtual function.
939 (class Output_section_definition): Add set_is_relro. Add new
940 bool* parameter to place_orphan_here. Add get_output_section.
942 (Output_section_definition::Output_section_definition): Initialize
943 evaluated_address_, evaluated_load_address, evaluated_addralign_,
944 and is_relro_ fields.
945 (Output_section_definition::place_orphan_here): Add is_relro
947 (Output_section_definition::set_section_addresses): Set relro for
949 (Output_section_definition::alternate_constraint): Likewise.
950 (class Orphan_output_section): Add new bool* parameter to
951 place_orphan_here. Add get_output_section.
952 (Orphan_output_section::place_orphan_here): Add is_relro
954 (Script_sections::Script_sections): Initialize
955 data_segment_align_index_ and saw_relro_end_.
956 (Script_sections::data_segment_align): New function.
957 (Script_sections::data_segment_relro_end): New function.
958 (Script_sections::place_orphan): Set or clear is_relro.
959 (Script_sections::set_section_addresses): Force alignment of first
961 * yyscript.y (exp): Call script_data_segment_align and
962 script_data_segment_relro_end.
963 * testsuite/relro_script_test.t: New file.
964 * testsuite/relro_test.cc (using_script): Declare.
965 (t1, t2): Test using_script.
966 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
967 (relro_script_test_SOURCES): Define.
968 (relro_script_test_DEPENDENCIES): Define.
969 (relro_script_test_LDFLAGS): Define.
970 (relro_script_test_LDADD): Define.
971 (relro_script_test.so): New target.
972 * testsuite/Makefile.in: Rebuild.
974 2008-08-06 Cary Coutant <ccoutant@google.com>
976 * archive.cc (Archive::total_archives, Archive::total_members)
977 (Archive::total_members_loaded): New variables.
978 (Archive::setup): Add parameter. Add option to preread
980 (Archive::read_armap): Add counter.
981 (Archive::get_file_and_offset): New function.
982 (Archive::get_elf_object_for_member): New function.
983 (Archive::read_all_symbols): New function.
984 (Archive::read_symbols): New function.
985 (Archive::add_symbols): Add counters.
986 (Archive::include_all_members): Use armap to find members if it's
988 (Archive::include_member): Skip reading symbols if already read.
989 Factored code into Archive::get_file_and_offset and
990 Archive::get_elf_object_for_member. Changed call to
991 Mapfile::report_include_archive_member.
992 (Archive::print_stats): New function.
993 * archive.h: Declare Object and Read_symbols_data classes.
994 (Archive::Archive): Add initializers for new members.
995 (Archive::setup): Add parameter.
996 (Archive::print_stats): New function.
997 (Archive::total_archives, Archive::total_members)
998 (Archive::total_members_loaded): New variables.
999 (Archive::get_file_and_offset): New function.
1000 (Archive::get_elf_object_for_member): New function.
1001 (Archive::read_all_symbols): New function.
1002 (Archive::read_symbols): New function.
1003 (Archive::Archive_member): New class.
1004 (Archive::members_): New member.
1005 (Archive::num_members_): New member.
1006 * main.cc: Include archive.h.
1007 (main): Call Archive::print_stats.
1008 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1009 archive parameter; member_name is now the fully-decorated name.
1010 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1011 * options.h: (General_options): Add --preread-archive-symbols option.
1012 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1015 2008-08-04 Ian Lance Taylor <iant@google.com>
1017 * symtab.h (Symbol::use_plt_offset): New function.
1018 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1019 * powerpc.cc (Relocate::relocate): Likewise.
1020 * sparc.cc (Relocate::relocate): Likewise.
1021 * x86_64.cc (Relocate::relocate): Likewise.
1022 * testsuite/weak_plt.sh: New test.
1023 * testsuite/weak_plt_main.cc: New test.
1024 * testsuite/weak_plt_shared.cc: New test.
1025 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1026 (check_PROGRAMS): Add weak_plt.
1027 (check_DATA): Add weak_plt_shared.so.
1028 (weak_plt_main_pic.o, weak_plt): New targets.
1029 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1030 * testsuite/Makefile.in: Rebuild.
1032 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1034 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1035 * testsuite/Makefile.in: Rebuild.
1037 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1039 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1040 * Makefile.in: Regenerate.
1041 * po/POTFILES.in: Regenerate.
1043 2008-07-29 Ian Lance Taylor <iant@google.com>
1045 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1046 symbols before other symbols.
1047 * testsuite/script_test_2.cc (test_addr): Declare.
1048 (test_addr_alias): Declare.
1049 (main): Check that test_addr and test_addr_alias have the right
1051 * testsuite/script_test_2.t: Define test_addr_alias and
1054 2008-07-24 Ian Lance Taylor <iant@google.com>
1057 * descriptors.cc: New file.
1058 * descriptors.h: New file.
1059 * gold-threads.h (class Hold_optional_lock): New class.
1060 * fileread.cc: Include "descriptors.h".
1061 (File_read::~File_read): Release descriptor rather than closing
1063 (File_read::open) [file]: Call open_descriptor rather than open.
1064 Set is_descriptor_opened_.
1065 (File_read::open) [memory]: Assert that descriptor is not open.
1066 (File_read::reopen_descriptor): New function.
1067 (File_read::release): Release descriptor.
1068 (File_read::do_read): Make non-const. Reopen descriptor.
1069 (File_read::read): Make non-const.
1070 (File_read::make_view): Reopen descriptor.
1071 (File_read::do_readv): Likewise.
1072 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1073 Update declarations.
1074 * layout.cc: Include "descriptors.h".
1075 (Layout::create_build_id): Use open_descriptor rather than open.
1076 * output.cc: Include "descriptors.h".
1077 (Output_file::open): Use open_descriptor rather than open.
1078 * archive.cc (Archive::const_iterator): Change Archive to be
1080 (Archive::begin, Archive::end): Make non-const.
1081 (Archive::count_members): Likewise.
1082 * archive.h (class Archive): Update declarations.
1083 * object.h (Object::read): Make non-const.
1084 * Makefile.am (CCFILES): Add descriptors.cc.
1085 (HFILES): Add descriptors.h.
1086 * Makefile.in: Rebuild.
1089 * gold.h: Always include <clocale>. Add Solaris workarounds
1090 following code in binutils/sysdep.h.
1093 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1094 this->eh_frame_hdr_ is NULL before using it.
1096 * dynobj.cc (Versions::Versions): Update comment.
1098 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1099 the base version name.
1101 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1102 array size plus one.
1103 (Stringpool_template::set_string_offsets): Subtract one from key
1104 before using it as an array index.
1105 (Stringpool_template::get_offset_with_length): Likewise.
1106 (Stringpool_template::write_to_buffer): Likewise.
1107 * stringpool.h (Stringpool_template::get_offset_from_key):
1110 2008-07-23 Ian Lance Taylor <iant@google.com>
1113 * object.h (Merged_symbol_value::value): Do our best to handle a
1117 * script.cc (Version_script_info::get_versions): Don't add empty
1118 version tag to return value.
1119 (Version_script_info::get_symbol_version_helper): Change return
1120 type to bool. Add pversion parameter. Change all callers.
1121 (script_register_vers_node): Don't require a non-NULL tag.
1122 * script.h (class Version_script_info): Update declarations.
1123 (Version_script_info::get_symbol_version): Change return type to
1124 bool. Add version parameter. Change all callers.
1125 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1126 handling. Handle an empty version from a version script.
1127 (Symbol_table::define_special_symbol): Likewise.
1128 * testsuite/ver_test_10.script: New file.
1129 * testsuite/ver_test_10.sh: New file.
1130 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1131 (check_DATA): Add ver_test_10.syms.
1132 (ver_test_10.syms, ver_test_10.so): New target.
1133 * testsuite/Makefile.in: Rebuild.
1135 2008-07-23 Simon Baldwin <simonb@google.com>
1137 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1138 to zero for undefined symbols from dynamic libraries.
1140 2008-07-23 Ian Lance Taylor <iant@google.com>
1142 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1144 * symtab.h (class Symbol_table): Update declaration.
1145 * testsuite/ver_test_9.cc: New file.
1146 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1147 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1148 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1149 (ver_test_9.so, ver_test_9.o): New targets.
1150 * testsuite/Makefile.in: Rebuild.
1152 2008-07-22 Ian Lance Taylor <iant@google.com>
1154 * options.h (class General_options): Define --check-sections.
1155 * layout.cc (Layout::set_segment_offsets): Handle
1158 * options.h (class General_options): Define -n/--nmagic and
1160 * options.cc (General_options::finalize): For -n/--nmagic or
1161 -N/--omagic, set -static.
1162 * layout.cc (Layout::attach_allocated_section_to_segment): If
1163 -N/--omagic, don't put read-only and read-write sections in
1165 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1166 finding a read-only segment.
1167 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1168 don't set the minimum segment alignment to the common page size,
1169 and don't set the file offset to the address modulo the page size.
1170 * script-sections.cc (Script_sections::create_segments): If
1171 -n/--omagic, don't put read-only and read-write sections in
1174 * cref.cc: New file.
1176 * options.h (class General_options): Add --print-symbol-counts.
1177 * main.cc (main): Issue defined symbol report if requested.
1178 * archive.cc (Archive::interpret_header): Make into a const member
1180 (Archive::add_symbols): Call Input_objects::archive_start and
1182 (Archive::const_iterator): Define new class.
1183 (Archive::begin, Archive::end): New functions.
1184 (Archive::include_all_members): Rewrite to use iterator.
1185 (Archive::count_members): New function.
1186 * archive.h (class Archive): Update declarations.
1187 (Archive::filename): New function.
1188 * object.cc: Include "cref.h".
1189 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1190 (Sized_relobj::do_get_global_symbol_counts): New function.
1191 (Input_objects::add_object): Add object to cross-referencer.
1192 (Input_objects::archive_start): New function.
1193 (Input_objects::archive_stop): New function.
1194 (Input_objects::print_symbol_counts): New function.
1195 * object.h: Declare Cref and Archive.
1196 (Object::get_global_symbol_counts): New function.
1197 (Object::do_get_global_symbol_counts): New pure virtual function.
1198 (class Sized_relobj): Add defined_count_ field. Update
1200 (class Input_objects): Add cref_ field. Update constructor.
1201 Update declarations.
1202 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1204 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1206 (Sized_dynobj::do_get_global_symbol_counts): New function.
1207 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1208 defined_count_. Update declarations. Define Symbols typedef.
1209 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1210 parameter. Change all callers.
1211 (Symbol_table::add_from_dynobj): Add sympointers and defined
1212 parameters. Change all callers.
1213 * symtab.h (class Symbol_table): Update declarations.
1214 * Makefile.am (CCFILES): Add cref.cc.
1215 (HFILES): Add cref.h.
1216 * Makefile.in: Rebuild.
1218 2008-07-22 Simon Baldwin <simonb@google.com>
1220 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1221 to zero when writing undefined symbols.
1223 2008-07-22 Ian Lance Taylor <iant@google.com>
1225 * output.cc (Output_section::add_input_section): Don't try to
1226 merge empty merge sections.
1228 2008-07-21 Craig Silverstein <csilvers@google.com>
1230 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1231 Include symbol version in error message.
1233 2008-07-20 Chris Demetriou <cgd@google.com>
1235 * configure.ac (gold_cv_c_random_seed): New configured variable.
1236 (RANDOM_SEED_CFLAGS): New substituted variable.
1237 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1238 * configure: Rebuild.
1239 * Makefile.in: Likewise.
1240 * testsuite/Makefile.in: Likewise.
1242 2008-07-18 Ian Lance Taylor <iant@google.com>
1244 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1245 where we see NAME/NULL and NAME/VERSION as separate symbols.
1246 * testsuite/ver_test_main.cc (main): Call t4.
1247 (t4, t4_2a): Define.
1248 * testsuite/ver_test_2.cc (t4_2): Define.
1249 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1250 * testsuite/ver_test_4.cc (t4_2a): Define.
1251 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1252 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1254 2008-07-17 Ian Lance Taylor <iant@google.com>
1256 * dynobj.cc (Versions::add_def): If we give an error about a
1257 missing version, go ahead and create the version anyhow.
1259 2008-07-10 Ian Lance Taylor <iant@google.com>
1261 Handle output sections with more than 0x7fffffff bytes.
1262 * object.h (class Relobj): Change map_to_output_ to
1263 output_sections_, and just keep a section pointer. Change all
1264 uses. Move comdat group support to Sized_relobj.
1265 (Relobj::is_section_specially_mapped): Remove.
1266 (Relobj::output_section): Remove poff parameter. Change all
1268 (Relobj::output_section_offset): New function.
1269 (Relobj::set_section_offset): Rewrite.
1270 (Relobj::map_to_output): Remove.
1271 (Relobj::output_sections): New function.
1272 (Relobj::do_output_section_offset): New pure virtual function.
1273 (Relobj::do_set_section_offset): Likewise.
1274 (class Sized_relobj): Add section_offsets_ field. Add comdat
1275 group support from Relobj. Update declarations.
1276 (Sized_relobj::get_output_section_offset): New function.
1277 (Sized_relobj::do_output_section_offset): New function.
1278 (Sized_relobj::do_set_section_offset): New function.
1279 * object.cc (Relobj::output_section_address): Remove.
1280 (Sized_relobj::Sized_relobj): Initialize new fields.
1281 (Sized_relobj::include_section_group): Cast find_kept_object to
1283 (Sized_relobj::include_linkonce_section): Likewise.
1284 (Sized_relobj::do_layout): Use separate arrays for output section
1286 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1288 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1289 output_sections and section_offsets.
1290 (Sized_relobj::write_local_symbols): Likewise.
1291 (map_to_kept_section): Compute output address directly.
1292 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1293 output_sections and section_offsets.
1294 (Sized_relobj::write_sections): Likewise.
1295 (Sized_relobj::relocate_sections): Likewise.
1296 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1297 * output.h (class Output_reloc): Update declarations. Change
1298 u2_.relobj to Sized_relobj*.
1299 (class Output_data_reloc): Change add functions to use
1301 * output.cc (Output_reloc::Output_reloc): Change relobj to
1303 (Output_reloc::local_section_offset): Change return type to
1304 Elf_Addr. Use get_output_section_offset.
1305 (Output_reloc::get_address): Likewise.
1306 (Output_section::is_input_address_mapped): Don't call
1307 is_section_specially_mapped.
1308 (Output_section::output_offset): Likewise.
1309 (Output_section::output_address): Likewise.
1310 (Output_section::starting_output_address): Likewise.
1311 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1312 parameter to Sized_relobj*.
1313 (Copy_relocs::need_copy_reloc): Likewise.
1314 (Copy_relocs::save): Likewise.
1315 * copy-relocs.h (class Copy_relocs): Update declarations.
1316 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1317 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1318 * target-reloc.h (relocate_for_relocatable): Change
1319 offset_in_output_section type to Elf_Addr. Change code that uses
1321 * layout.cc (Layout::layout): Always set *off.
1322 * mapfile.cc (Mapfile::print_input_section): Use
1323 output_section_offset.
1324 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1326 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1327 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1328 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1330 2008-07-03 Ian Lance Taylor <iant@google.com>
1332 * layout.cc (Layout::include_section): Do not discard unrecognized
1333 SHT_STRTAB sections.
1335 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1337 * script.cc (Lex::can_continue_name): Make '?' allowable in
1338 version-script names.
1339 * testsuite/version_script.map: Change glob pattern to use '?'
1341 2008-06-30 Manish Singh <yosh@gimp.org>
1344 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1347 2008-06-30 Ian Lance Taylor <iant@google.com>
1351 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1352 versions]: Don't try to read the value in the contents, since we
1353 don't use it. Use the template endianness when writing.
1355 2008-06-25 Cary Coutant <ccoutant@google.com>
1357 * fileread.cc (File_read::make_view): Assert on zero-length view.
1358 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1359 symbol table when there are no symbols to read.
1361 2008-06-23 Craig Silverstein <csilvers@google.com>
1363 * version.cc (version_string): Bump to 1.7
1365 2008-06-18 Craig Silverstein <csilvers@google.com>
1367 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1368 constant 0xFFFF to type Valtype.
1369 (Powerpc_relocate_functions::rel16_ha): Likewise.
1371 2008-06-17 Ian Lance Taylor <iant@google.com>
1373 * output.h (Output_section::Input_section): Initialize p2align_ to
1374 zero for Output_section_data constructors.
1375 (Output_section::Input_section::addralign): If not an input
1376 section, return the alignment of the Output_section_data.
1377 * testsuite/copy_test.cc: New file.
1378 * testsuite/copy_test_1.cc: New file.
1379 * testsuite/copy_test_2.cc: New file.
1380 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1381 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1382 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1383 (copy_test_1_pic.o, copy_test_1.so): New targets.
1384 (copy_test_2_pic.o, copy_test_2.so): New targets.
1385 * testsuite/Makefile.in: Rebuild.
1387 * script-sections.cc (Script_sections::place_orphan): Initialize
1388 local variable exact.
1390 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1392 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1394 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1395 David S. Miller <davem@davemloft.net>
1397 * powerpc.cc: New file.
1398 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1399 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1400 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1401 * Makefile.in: Rebuild.
1403 2008-06-09 Ian Lance Taylor <iant@google.com>
1405 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1407 (throwing, orig_terminate): New static variables.
1408 (terminate_handler): New static function.
1409 (t2): Set terminate handler.
1411 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1414 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1417 2008-05-30 Cary Coutant <ccoutant@google.com>
1419 * archive.cc (Archive::include_all_members) Correct to step
1420 over symbol table and extended name table in thin archives.
1422 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1425 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1428 2008-05-28 Caleb Howe <cshowe@google.com>
1430 * reduced_debug_output.cc: New file.
1431 * reduced_debug_output.h: New file.
1432 * options.h (class General_options): Add --strip-debug-non-line.
1433 * options.cc (General_options::finalize): Add strip_debug_non_line
1434 to the strip heirarchy.
1435 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1437 * layout.cc: Include "reduced_debug_output.h".
1438 (Layout::Layout): Initialize new fields.
1439 (line_only_debug_sections): New static array.
1440 (is_lines_only_debug_sections): New static inline function.
1441 (Layout::include_section): Handle --strip-debug-non-line.
1442 (Layout::make_output_section): If --strip-debug-non-line, build
1443 new output sections for .debug_abbrev and .debug_info.
1444 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1445 gold. Warn about possible overflow.
1446 (read_signed_LEB_128): Likewise.
1447 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1448 (read_signed_LEB_128): Declare.
1449 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1450 (HFILES): Add reduced_debug_output.h.
1451 * Makefile.in: Rebuild.
1453 2008-05-21 Ian Lance Taylor <iant@google.com>
1455 * mapfile.cc: New file.
1456 * mapfile.h: New file.
1457 * options.h (class General_options): Add -M/--print-map and -Map.
1458 * options.cc (General_options::finalize): Make -M equivalent to
1460 * main.cc: Include <cstdio> and "mapfile.h".
1461 (main): Open mapfile if requested.
1462 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1463 constructor. Change caller.
1464 (queue_initial_tasks): Add mapfile parameter. Change caller.
1465 (queue_middle_tasks): Likewise.
1466 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1468 * archive.cc: Include "mapfile.h".
1469 (Archive::add_symbols): Add mapfile parameter. Change all
1470 callers. Pass mapfile, symbol, and reason to include_member.
1471 (Archive::include_all_members): Add mapfile parameter. Change all
1473 (Archive::include_member): Add mapfile, sym, and why parameters.
1474 Change all callers. Report inclusion to map file.
1475 * archive.h: Include "fileread.h".
1476 (class Archive): Update declarations.
1477 (Archive::file): New const method.
1478 (class Add_archive_symbols): Add mapfile_ field. Update
1479 constructor. Change all callers.
1480 * readsyms.h (class Read_symbols): Likewise.
1481 (class Finish_group): Likewise.
1482 (class Read_script): Likewise.
1483 * common.cc: Include "mapfile.h".
1484 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1486 (Symbol_table::do_allocate_commons): Likewise.
1487 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1488 symbol allocation to mapfile.
1489 * common.h (class Allocate_commons_task): Add mapfile_ field.
1490 Update constructor. Change all callers.
1491 * symtab.h (class Symbol_table): Update declarations.
1492 * layout.cc: Include "mapfile.h".
1493 (Layout_task_runner::run): Print information to mapfile.
1494 (Layout::create_gold_note): Change Output_data_fixed_space to
1495 Output_data_zero_fill.
1496 (Layout::create_build_id): Likewise.
1497 (Layout::print_to_mapfile): New function.
1498 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1499 constructor. Change caller.
1500 (class Layout): Declare print_to_mapfile.
1501 * output.cc (Output_section::Input_section::print_to_mapfile): New
1503 (Output_section::add_input_section): If producing a map, always
1504 add to input_sections_ list.
1505 (Output_section::do_print_to_mapfile): New function.
1506 (Output_segment::print_sections_to_mapfile): New function.
1507 (Output_segment::print_section_list_to_mapfile): New function.
1508 * output.h: Include "mapfile.h".
1509 (Output_data::print_to_mapfile): New function.
1510 (Output_data::do_print_to_mapfile): New virtual function.
1511 (Output_segment_headers::do_print_to_mapfile): New function.
1512 (Output_file_header::do_print_to_mapfile): New function.
1513 (Output_data_const::do_print_to_mapfile): New function.
1514 (class Output_data_const_buffer): Add map_name_ field. Update
1515 constructor. Change all callers. Add do_print_to_mapfile
1517 (class Output_data_fixed_space): Likewise.
1518 (class Output_data_space): Likewise.
1519 (class Output_data_zero_fill): New class.
1520 (Output_data_strtab::do_print_to_mapfile): New function.
1521 (Output_data_reloc_base::do_print_to_mapfile): New function.
1522 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1523 (Output_data_group::do_print_to_mapfile): New function.
1524 (Output_data_got::do_print_to_mapfile): New function.
1525 (Output_data_dynamic::do_print_to_mapfile): New function.
1526 (Output_symtab_xindex::do_print_to_mapfile): New function.
1527 (class Output_section): Declare do_print_to_mapflie. Declare
1528 print_to_mapfile in Input_section.
1529 (class Output_segment): Declare new functions.
1530 * object.h (Sized_relobj::symbol_count): New function.
1531 * script-sections.cc
1532 (Output_section_element_dot_assignment::set_section_addresses):
1533 Change Output_data_fixed_space to Output_data_zero_fill.
1534 (Output_data_expression::do_print_to_mapfile): New function.
1535 * script.cc (read_input_script): Add mapfile parameter. Change
1537 * script.h (read_input_script): Update declaration.
1538 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1539 (Eh_frame::do_print_to_mapfile): New function.
1540 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1541 (Output_merge_string::do_print_to_mapfile): New function.
1542 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1544 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1546 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1548 * Makefile.am (CCFILES): Add mapfile.cc.
1549 (HFILES): Add mapfile.h.
1550 * Makefile.in: Rebuild.
1552 2008-05-19 Ian Lance Taylor <iant@google.com>
1554 * options.h (class General_options): Add -z relro.
1555 * layout.cc (Layout::Layout): Initialize relro_segment_.
1556 (Layout::add_output_section_data): Return the output section.
1557 (Layout::make_output_section): Rcognize relro sections and mark
1559 (Layout::attach_allocated_section_to_segment): Put relro sections
1560 in a PT_GNU_RELRO segment.
1561 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1563 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1565 (Layout::linkonce_mapping): Map d.rel.ro.local to
1567 (Layout::output_section_name): Us .data.rel.ro.local for any
1568 section which begins with that.
1569 * layout.h (class Layout): Update add_output_section_data
1570 declaration. Add relro_segment_ field.
1571 * output.cc (Output_section::Output_section): Initialize is_relro_
1572 and is_relro_local_ fields.
1573 (Output_segment::add_output_section): Group relro sections.
1574 (Output_segment::is_first_section_relro): New function.
1575 (Output_segment::maximum_alignment): If there is a relro section,
1576 align the segment to the common page size.
1577 (Output_segment::set_section_addresses): Track whether we are
1578 looking at relro sections. If the last section is a relro
1579 section, align to the common page size.
1580 (Output_segment::set_section_list_addresses): Add in_relro
1581 parameter. Change all callers. Align to the page size when
1582 moving from relro to non-relro section.
1583 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1585 * output.h (class Output_section): Add is_relro_ and
1586 is_relro_local_ fields.
1587 (Output_section::is_relro): New function.
1588 (Output_section::set_is_relro): New function.
1589 (Output_section::is_relro_local): New function.
1590 (Output_section::set_is_relro_local): New function.
1591 (class Output_segment): Update declarations.
1592 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1593 * sparc.cc (Target_sparc::got_section): Likewise.
1594 * x86_64.cc (Target_x86_64::got_section): Likewise.
1595 * testsuite/relro_test_main.cc: New file.
1596 * testsuite/relro_test.cc: New file.
1597 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1598 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1599 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1600 (relro_test.so, relro_test_pic.o): New targets.
1601 * testsuite/Makefile.in: Rebuild.
1603 2008-05-16 Ian Lance Taylor <iant@google.com>
1605 * output.cc (Output_segment::add_output_section): Remove front
1607 * output.h (class Output_segment): Remove
1608 add_initial_output_section and overloaded add_output_section.
1609 Update declaration of remaining add_output_section.
1610 * layout.cc (Layout::create_interp): Call add_output_section
1611 rather than add_initial_output_section.
1612 (Layout::finish_dynamic_section): Likewise.
1614 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1615 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1616 know the dynamic type.
1617 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1618 field. Initialize it in constructor.
1619 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1620 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1621 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1624 * output.cc (Output_reloc::get_address): Change return type to
1626 * output.h (class Output_reloc): Update get_address declaration.
1627 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1628 for section addresses.
1630 2008-05-09 Ian Lance Taylor <iant@google.com>
1633 * gold.cc (gold_nomem): Use return value of write.
1635 2008-05-08 Ian Lance Taylor <iant@google.com>
1637 * symtab.c (Symbol::init_base_output_data): Add version
1638 parameter. Change all callers.
1639 (Symbol::init_base_output_segment): Likewise.
1640 (Symbol::init_base_constant): Likewise.
1641 (Symbol::init_base_undefined): Likewise.
1642 (Sized_symbol::init_output_data): Likewise.
1643 (Sized_symbol::init_output_segment): Likewise.
1644 (Sized_symbol::init_constant): Likewise.
1645 (Sized_symbol::init_undefined): Likewise.
1646 (Symbol_table::do_define_in_output_data): If the new symbol has a
1647 version, mark it as the default.
1648 (Symbol_table::do_define_in_output_segment): Likewise.
1649 (Symbol_table::do_define_as_constant): Likewise.
1650 * symtab.h (class Symbol): Update declarations.
1651 (class Sized_symbol): Likewise.
1652 * resolve.cc (Symbol::override_version): New function.
1653 (Symbol::override_base): Call override_version.
1654 (Symbol::override_base_with_special): Likewise.
1655 * testsuite/ver_script_8.script: New file.
1656 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1657 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1658 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1659 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1661 2008-05-06 Ian Lance Taylor <iant@google.com>
1664 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1666 (class General_options): Remove existing --undefined, and add
1667 --no-undefined instead. Add new --undefined as synonym for -u.
1668 * archive.cc (Archive::add_symbols): Check whether symbol was
1670 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1671 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1672 all uses. Add IS_UNDEFINED. Update declarations to split
1673 different versions of init_base. Declare init_base_undefined.
1674 (Symbol::is_defined): Handle IS_UNDEFINED.
1675 (Symbol::is_undefined): Likewise.
1676 (Symbol::is_weak_undefined): Call is_undefined.
1677 (Symbol::is_absolute): Handle IS_CONSTANT.
1678 (class Sized_symbol): Update declarations to split different
1679 versions of init. Declare init_undefined.
1680 (class Symbol_table): Declare new functions.
1681 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1683 (Symbol::init_base_output_data): Likewise.
1684 (Symbol::init_base_output_segment): Likewise.
1685 (Symbol::init_base_constant): Likewise.
1686 (Symbol::init_base_undefined): New function.
1687 (Sized_symbol::init_object): Rename from init. Change all
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): New function.
1693 (Symbol_table::add_undefined_symbols_from_command_line): New
1695 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1697 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1698 (Symbol::output_section): Likewise.
1699 (Symbol::set_output_section): Likewise.
1700 (Symbol_table::sized_finalize_symbol): Likewise.
1701 (Symbol_table::sized_write_globals): Likewise.
1702 * resolve.cc (Symbol_table::should_override): Likewise.
1703 (Symbol::override_base_with_special): Likewise.
1705 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1706 symbol, change it to have default visibility.
1707 * testsuite/protected_1.cc: New file.
1708 * testsuite/protected_2.cc: New file.
1709 * testsuite/protected_3.cc: New file.
1710 * testsuite/protected_main_1.cc: New file.
1711 * testsuite/protected_main_2.cc: New file.
1712 * testsuite/protected_main_3.cc: New file.
1713 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1714 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1715 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1716 (protected_1.so): New target.
1717 (protected_1_pic.o, protected_2_pic.o): New targets.
1718 (protected_3_pic.o): New target.
1719 (check_PROGRAMS): Add protected_2.
1720 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1721 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1722 * testsuite/Makefile.in: Rebuild.
1724 * options.h (DEFINE_var): Add set_user_set_##varname__.
1725 (DEFINE_bool_alias): New macro.
1726 (class General_options): Define -Bstatic using DEFINE_bool_alias
1727 rather than DEFINE_special. Add --undefined as an alias for -z
1729 * options.cc (General_options::parse_Bstatic): Remove.
1731 * options.h (class General_options): Add --fatal-warnings.
1732 * main.cc (main): Implement --fatal-warnings.
1733 * errors.h (Errors::warning_count): New function.
1735 * options.h (class General_options): Add -Bsymbolic-functions.
1736 * symtab.h (Symbol::is_preemptible): Check for
1737 -Bsymbolic-functions.
1739 2008-05-05 Ian Lance Taylor <iant@google.com>
1741 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1742 as noVARNAME rather than no-VARNAME.
1743 (class General_options): Add option -z combreloc.
1744 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1746 (Output_reloc::sort_before) [SHT_REL]: New function.
1747 (Output_reloc::sort_before) [SHT_RELA]: New function.
1748 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1749 Sort_relocs_comparison.
1750 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1751 parameter. Change all callers.
1752 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1753 sort_relocs parameter. Change all callers.
1754 * output.cc (Output_reloc::get_address): New function, broken out
1756 (Output_reloc::write_rel): Call it.
1757 (Output_reloc::compare): New function.
1758 (Output_data_reloc_base::do_write): Optionally sort relocs.
1760 * configure.ac: If targ_extra_obj is set, link it in.
1761 * configure.tgt: Initialize all variables.
1762 (x86_64*): Set targ_extra_obj and targ_extra_size.
1763 * configure: Rebuild.
1765 * object.cc (Sized_relobj::include_section_group): Adjust section
1766 indexes read from group data. Build vector to pass to
1768 * layout.cc (Layout::layout_group): Add flags and shndxes
1769 parameters. Remove contents parameter. Change caller. Update
1770 explicit instantiations.
1771 * layout.h (class Layout): Update layout_group declaration.
1772 * output.cc (Output_data_group::Output_data_group): Add flags and
1773 input_shndxes parameters. Remove contents parameter. Change
1775 (Output_data_group::do_write): Change input_sections_ to
1777 * output.h (class Output_data_group): Update constructor
1778 declaration. Rename input_sections_ to input_shndxes_.
1779 * testsuite/many_sections_test.cc: Add template.
1781 2008-04-30 Cary Coutant <ccoutant@google.com>
1783 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1785 * layout.cc (Layout::include_section): Refactored check for debug
1787 (Layout::add_comdat): Add new parameters. Change type
1788 of signature parameter. Add object and shndx to signatures table.
1789 (Layout::find_kept_object): New function.
1790 * layout.h: Include <cstring>.
1791 (Layout::is_debug_info_section): New function.
1792 (Layout::add_comdat): Add new parameters.
1793 (Layout::find_kept_object): New function.
1794 (Layout::Kept_section): New struct.
1795 (Layout::Signatures): Change type of map range.
1796 * object.cc (Relobj::output_section_address): New function.
1797 (Sized_relobj::include_section_group): Add new parameters. Change
1798 calls to Layout::add_comdat. Change to build table of kept comdat
1799 groups and table mapping discarded sections to kept sections.
1800 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1801 (Sized_relobj::do_layout): Change calls to include_section_group and
1802 include_linkonce_section.
1803 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1804 value to zero when section is discarded.
1805 (Sized_relobj::map_to_kept_section): New function.
1806 * object.h (Relobj::output_section_address): New function.
1807 (Relobj::Comdat_group): New type.
1808 (Relobj::find_comdat_group): New function.
1809 (Relobj::Comdat_group_table): New type.
1810 (Relobj::Kept_comdat_section): New type.
1811 (Relobj::Kept_comdat_section_table): New type.
1812 (Relobj::add_comdat_group): New function.
1813 (Relobj::set_kept_comdat_section): New function.
1814 (Relobj::get_kept_comdat_section): New function.
1815 (Relobj::comdat_groups_): New field.
1816 (Relobj::kept_comdat_sections_): New field.
1817 (Symbol_value::input_value): Update comment.
1818 (Sized_relobj::map_to_kept_section) New function.
1819 (Sized_relobj::include_linkonce_section): Add new parameter.
1820 * target-reloc.h (Comdat_behavior): New type.
1821 (get_comdat_behavior): New function.
1822 (relocate_section): Add code to map a discarded section to the
1823 corresponding kept section when applying a relocation.
1825 2008-04-30 Craig Silverstein <csilvers@google.com>
1827 * dwarf_reader.cc (next_generation_count): New static var.
1828 (Addr2line_cache_entry): New struct.
1829 (addr2line_cache): New static var.
1830 (Dwarf_line_info::one_addr2line): Added caching.
1831 (Dwarf_line_info::clear_addr2line_cache): New function.
1832 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1833 cache-size parameter.
1834 (Dwarf_line_info::one_addr2line_cache): New function.
1835 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1836 new cache-size argument to one_addr2line(), and clear cache.
1838 2008-04-28 Cary Coutant <ccoutant@google.com>
1840 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1841 R_386_PC8 relocations.
1843 2008-04-23 Ian Lance Taylor <iant@google.com>
1845 * object.cc (Sized_relobj::include_section_group): Check for
1846 invalid section group.
1848 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1851 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1852 than read for file header.
1853 * archive.cc (Archive::include_member): Likewise.
1855 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1857 * aclocal.m4: Regenerate.
1858 * configure: Regenerate.
1860 2008-04-19 Ian Lance Taylor <iant@google.com>
1862 * version.cc (version_string): Bump to 1.6.
1864 * testsuite/Makefile.am (many_sections_r_test): New target.
1865 (many_sections_r_test_SOURCES): Remove.
1866 (many_sections_r_test_DEPENDENCIES): Remove.
1867 (many_sections_r_test_LDFLAGS): Remove.
1868 (many_sections_r_test_LDADD): Remove.
1870 * object.cc (Sized_relobj::do_add_symbols): Always pass
1871 local_symbol_count_ to add_from_relobj.
1873 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1874 every thousand variables.
1875 * testsuite/Makefile.in: Rebuild.
1877 * object.cc (Xindex::initialize_symtab_xindex): New function.
1878 (Xindex::read_symtab_xindex): New function.
1879 (Xindex::sym_xindex_to_shndx): New function.
1880 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1882 (Sized_relobj::do_initialize_xindex): New function.
1883 (Sized_relobj::do_read_symbols): Adjust section links.
1884 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1885 parameter. Change all callers.
1886 (Sized_relobj::include_section_group): Adjust section links and
1887 symbol section indexes.
1888 (Sized_relobj::do_layout): Adjust section links.
1889 (Sized_relobj::do_count_local_symbols): Adjust section links and
1890 symbol section indexes.
1891 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1892 ordinary and special symbols.
1893 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1894 dynsym_xindex parameters. Change all callers. Adjust section
1895 links. Use SHN_XINDEX when needed.
1896 (Sized_relobj::get_symbol_location_info): Adjust section links.
1897 Don't get fooled by special symbols.
1898 * object.h (class Xindex): Define.
1899 (class Object): Add xindex_ parameter. Declare virtual functoin
1900 do_initialize_xindex.
1901 (Object::adjust_sym_shndx): New function.
1902 (Object::set_xindex): New protected function.
1903 (class Symbol_value): Add is_ordinary_shndx_ field.
1904 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1905 (Symbol_value::value): Assert ordinary section.
1906 (Symbol_value::initialize_input_to_output_map): Likewise.
1907 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1909 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1911 (class Sized_relobj): Update declarations.
1912 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1913 parameter. Change all callers.
1914 (Sized_relobj::adjust_shndx): New function.
1915 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1917 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1918 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1919 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1920 (Sized_dynobj::read_dynsym_section): Adjust section links.
1921 (Sized_dynobj::read_dynamic): Likewise.
1922 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1924 (Sized_dynobj::do_initialize_xindex): New function.
1925 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1926 do_initialize_xindex.
1927 (Sized_dynobj::adjust_shndx): New function.
1928 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1929 dynsym_xindex_ fields.
1930 (Layout::finalize): Add a call to set_section_indexes before
1931 creating the symtab sections.
1932 (Layout::set_section_indexes): Don't do anything if the section
1933 already has a section index.
1934 (Layout::create_symtab_sections): Add shnum parameter. Change
1935 caller. Create .symtab_shndx section if needed.
1936 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1938 (Layout::allocated_output_section_count): New function.
1939 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1941 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1942 fields. Update declarations.
1943 (Layout::symtab_xindex): New function.
1944 (Layout::dynsym_xindex): New function.
1945 (class Write_symbols_task): Add layout_ field.
1946 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1948 * output.cc (Output_section_headers::Output_section_headers): Add
1949 shstrtab_section parameter. Change all callers.
1950 (Output_section_headers::do_sized_write): Store overflow values
1951 for section count and section string table section index in
1952 section header zero.
1953 (Output_file_header::do_sized_write): Check for overflow of
1954 section count and section string table section index.
1955 (Output_symtab_xindex::do_write): New function.
1956 (Output_symtab_xindex::endian_do_write): New function.
1957 * output.h (class Output_section_headers): Add shstrtab_section_.
1958 Update declarations.
1959 (class Output_symtab_xindex): Define.
1960 (Output_section::has_out_shndx): New function.
1961 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1963 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1965 (Sized_symbol::init): Likewise.
1966 (Symbol::output_section): Check for ordinary symbol.
1967 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1968 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1970 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1971 Change all callers. Simplify handling of symbols from sections
1972 not included in the link.
1973 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1975 (Weak_alias_sorter::operator()): Assert that symbols are
1977 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1979 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1980 parameters. Change all callers.
1981 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1982 symbol distinction. Use SHN_XINDEX when needed.
1983 (Symbol_table::write_section_symbol): Add symtab_xindex
1984 parameter. Change all callers.
1985 (Symbol_table::sized_write_section_symbol): Likewise. Use
1986 SHN_XINDEX when needed.
1987 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1989 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1990 (Symbol::is_defined): Check is_ordinary.
1991 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1992 (Symbol::is_absolute, Symbol::is_common): Likewise.
1993 (class Sized_symbol): Update declarations.
1994 (class Symbol_table): Update declarations.
1995 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1996 parameters. Change all callers.
1997 (Sized_symbol::override): Likewise.
1998 (Symbol_table::override): Likewise.
1999 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2000 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2001 is_ordinary, and orig_st_shndx parameters. Change all callers.
2002 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2003 to be in an ordinary section.
2004 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2005 object and is_ordinary parameters. Change all callers.
2006 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2007 Change all callers. Don't add undefined or non-ordinary symbols
2009 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2011 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2013 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2014 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2015 (Sized_relobj::relocate_sections): Likewise.
2016 * target-reloc.h (scan_relocs): Adjust section symbol index.
2017 (scan_relocatable_relocs): Likewise.
2018 * i386.cc (Scan::local): Check for ordinary symbols.
2019 * sparc.cc (Scan::local): Likewise.
2020 * x86_64.cc (Scan::local): Likewise.
2021 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2022 to symbol_section_and_value.
2023 * testsuite/many_sections_test.cc: New file.
2024 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2025 (check_PROGRAMS): Add many_sections_test.
2026 (many_sections_test_SOURCES): Define.
2027 (many_sections_test_DEPENDENCIES): Define.
2028 (many_sections_test_LDFLAGS): Define.
2029 (BUILT_SOURCES): Add many_sections_define.h.
2030 (many_sections_define.h): New target.
2031 (BUILT_SOURCES): Add many_sections_check.h.
2032 (many_sections_check.h): New target.
2033 (check_PROGRAMS): Add many_sections_r_test.
2034 (many_sections_r_test_SOURCES): Define.
2035 (many_sections_r_test_DEPENDENCIES): Define.
2036 (many_sections_r_test_LDFLAGS): Define.
2037 (many_sections_r_test_LDADD): Define.
2038 (many_sections_r_test.o): New target.
2039 * testsuite/Makefile.in: Rebuild.
2041 2008-04-17 Cary Coutant <ccoutant@google.com>
2043 * errors.cc (Errors::info): New function.
2044 (gold_info): New function.
2045 * errors.h (Errors::info): New function.
2046 * gold.h (gold_info): New function.
2047 * object.cc (Input_objects::add_object): Print trace output.
2048 * options.cc (options::parse_set): New function.
2049 (General_options::parse_wrap): Deleted.
2050 (General_options::General_options): Deleted initializer.
2051 * options.h (options::String_set): New typedef.
2052 (options::parse_set): New function.
2053 (DEFINE_set): New macro.
2054 (General_options::wrap): Changed to use DEFINE_set. Changed
2055 callers of any_wrap_symbols and is_wrap_symbol.
2056 (General_options::trace, General_options::trace_symbol):
2058 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2059 (General_options::wrap_symbols_): Deleted.
2060 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2062 2008-04-17 David S. Miller <davem@davemloft.net>
2064 * options.cc (General_options::parse_V): New function.
2065 * options.h: Add entries for -V and -Qy.
2067 2008-04-17 Ian Lance Taylor <iant@google.com>
2069 * common.cc (Symbol_table::allocate_commons): Remove options
2070 parameter. Change caller.
2071 (Symbol_table::do_allocate_commons): Remove options parameter.
2072 Change caller. Just call do_allocate_commons_list twice.
2073 (Symbol_table::do_allocate_commons_list): New function, broken out
2074 of do_allocate_commons.
2075 * common.h (class Allocate_commons_task): Remove options_ field.
2077 * symtab.cc (Symbol_table::Symbol_table): Initialize
2079 (Symbol_table::add_from_object): Put TLS common symbols on
2081 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2082 which are IN_OUTPUT_DATA.
2083 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2084 allocate_commons and do_allocate_commons declarations. Declare
2085 do_allocate_commons_list.
2086 * gold.cc (queue_middle_tasks): Update creation of
2087 Allocate_commons_task to not pass options.
2088 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2089 (TLS_TEST_C_FLAGS): New variable.
2090 (tls_test_c_pic.o): New target.
2091 (tls_test_shared.so): Link in tls_test_c_pic.o.
2092 (tls_test_c_pic_ie.o): New target.
2093 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2094 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2095 (tls_test_c.o): New target.
2096 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2097 (tls_pic_test_LDADD): Likewise.
2098 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2099 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2100 (tls_test_c_gnu2.o): New target.
2101 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2103 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2104 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2105 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2106 * testsuite/tls_test.cc: Include "config.h".
2107 (t_last): Call t11_last.
2108 * testsuite/tls_test.h (t11, t11_last): Declare.
2109 * testsuite/tls_test_c.c: New file.
2110 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2111 * configure.ac: Check for OpenMP support.
2112 * configure, config.in, Makefile.in: Rebuild.
2113 * testsuite/Makefile.in: Rebuild.
2115 2008-04-16 Cary Coutant <ccoutant@google.com>
2117 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2118 (Target_i386::tls_base_symbol_defined_): New field.
2119 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2120 (Target_i386::Scan::global): Likewise.
2121 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2122 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2123 (Target_x86_64::tls_base_symbol_defined_): New field.
2124 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2125 (Target_x86_64::Scan::global): Likewise.
2127 2008-04-16 Cary Coutant <ccoutant@google.com>
2129 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2130 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2131 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2132 building shared libraries.
2133 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2134 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2135 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2136 * testsuite/Makefile.in: Rebuild.
2137 * testsuite/weak_undef.h: New file.
2138 * testsuite/weak_undef_file1.cc: Add extra test cases.
2139 * testsuite/weak_undef_file2.cc: Likewise.
2140 * testsuite/weak_undef_test.cc: Likewise.
2142 2008-04-16 David S. Miller <davem@davemloft.net>
2144 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2145 Add issued_non_pic_error_ field. Declare check_non_pic.
2146 (Target_sparc::Scan::check_non_pic): New function.
2147 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2148 (Target_sparc::Scan::global): Likewise.
2150 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2151 * configure: Rebuild.
2153 * options.h (DEFINE_enable): New macro.
2154 (new_dtags): New enable option.
2155 (initfirst, interpose, loadfltr, nodefaultlib,
2156 nodelete, nodlopen, nodump): New -z options.
2157 * layout.cc (Layout:finish_dynamic_section): If new
2158 dtags enabled, emit DT_RUNPATH. Also, emit a
2159 DT_FLAGS_1 containing any specified -z flags.
2161 2008-04-16 Ian Lance Taylor <iant@google.com>
2163 * copy-relocs.cc: New file.
2164 * copy-relocs.h: New file.
2165 * reloc.cc: Remove Copy_relocs code.
2166 * reloc.h: Likewise.
2167 * reloc-types.h (struct Reloc_types) [both versions]: Add
2168 get_reloc_addend_noerror.
2169 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2170 variants of add_global which take an addend which must be zero.
2171 * i386.cc: Include "copy-relocs.h".
2172 (class Target_i386): Change type of copy_relocs_ to variable,
2174 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2176 (Target_i386::do_finalize_sections): Change handling of
2178 * sparc.cc: Include "copy-relocs.h".
2179 (class Target_sparc): Change type of copy_relocs_ to variable,
2181 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2183 (Target_sparc::do_finalize_sections): Change handling of
2185 * x86_64.cc: Include "copy-relocs.h".
2186 (class Target_x86_64): Change type of copy_relocs_ to variable,
2188 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2189 class. Change all callers.
2190 (Target_x86_64::do_finalize_sections): Change handling of
2192 * Makefile.am (CCFILES): Add copy-relocs.cc.
2193 (HFILES): Add copy-relocs.h.
2195 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2197 * testsuite/script_test_4.sh: Permit leading zeroes.
2199 2008-04-15 Ian Lance Taylor <iant@google.com>
2201 * script-sections.cc (Script_sections::create_segments): Use
2202 header_size_adjustment even when there is enough room for the
2204 * testsuite/script_test_4.sh: New file.
2205 * testsuite/script_test_4.t: New file.
2206 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2207 (check_DATA): Add script_test_4.stdout.
2208 (MOSTLYCLEANFILES): Likewise.
2209 (script_test_4): New target.
2210 (script_test_4.stdout): New target.
2211 * testsuite/Makefile.in: Rebuild.
2213 * sparc.cc: Add definitions for Output_data_plt_sparc class
2216 2008-04-14 David S. Miller <davem@davemloft.net>
2218 * sparc.cc: New file.
2219 * Makefile.am (TARGETSOURCES): Add sparc.cc
2220 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2221 * configure.tgt: Document targ_extra_size and
2222 targ_extra_big_endian. Add entries for sparc-* and
2224 * configure.ac: Handle targ_extra_size and
2225 targ_extra_big_endian.
2226 * Makefile.in: Rebuild.
2227 * configure: Likewise.
2228 * po/POTFILES.in: Likewise.
2229 * po/gold.pot: Likewise.
2231 2008-04-14 Ian Lance Taylor <iant@google.com>
2233 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2234 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2235 in the name/type/flags to section mapping. Don't call
2236 allocate_output_section.
2237 (Layout::choose_output_section): Change parameter from adjust_name
2238 to is_input_section. Don't permit input sections after sections
2239 are attached to segments. Don't call allocate_output_section.
2240 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2241 not write_enable_output_section.
2242 (Layout::make_output_section): Don't push to
2243 unattached_section_list_ nor call attach_to_segment. Call
2244 attach_section_to_segment if sections are attached.
2245 (Layout::attach_sections_to_segments): New function.
2246 (Layout::attach_section_to_segment): New function.
2247 (Layout::attach_allocated_section_to_segment): Rename from
2248 attach_to_segment. Remove flags parameter.
2249 (Layout::allocate_output_section): Remove function.
2250 (Layout::write_enable_output_section): Remove function.
2251 * layout.h (class Layout): Update for above changes. Add new
2252 field sections_are_attached_.
2253 * output.h (Output_section::update_flags_for_input_section): New
2255 * output.cc (Output_section::add_input_section): Call
2256 update_flags_for_input_section.
2257 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2259 2008-04-11 Cary Coutant <ccoutant@google.com>
2261 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2262 thought unnecessary.
2263 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2265 2008-04-11 Ian Lance Taylor <iant@google.com>
2267 * output.h (class Output_section_data): Remove inline definition
2269 * output.cc (Output_section_data::set_addralign): New function.
2271 2008-04-11 Cary Coutant <ccoutant@google.com>
2273 Add support for TLS descriptors for i386 and x86_64.
2274 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2275 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2276 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2278 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2279 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2280 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2282 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2283 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2284 Fix problem with initial-exec relocations.
2285 (Target_i386::Relocate::relocate_tls): Likewise.
2286 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2288 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2289 support for section-plus-offset dynamic table entries.
2290 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2291 (Output_data_dynamic::Dynamic_entry): Add support for
2292 section-plus-offset dynamic table entries.
2293 (Output_data_dynamic::Classification): Likewise.
2294 (Output_data_dynamic::classification_): Renamed offset_.
2295 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2296 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2297 (Target_x86_64::make_plt_section): New function.
2298 (Target_x86_64::reserve_tlsdesc_entries): New function.
2299 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2300 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2301 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2302 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2303 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2304 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2305 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2306 add extra PLT entry for TLS descriptors.
2307 (Output_data_plt_x86_64::got_): New field.
2308 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2309 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2311 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2313 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2314 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2315 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2316 R_386_TLS_DESC_CALL relocations.
2317 (Target_x86_64::Scan::global): Likewise.
2318 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2319 for TLS descriptors.
2320 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2321 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2322 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2323 GD-to-IE relaxation.
2324 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2325 and TLS_DESCRIPTORS.
2326 * Makefile.in: Rebuild.
2327 * configure: Rebuild.
2328 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2329 (tls_test_shared2.so): New target.
2330 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2331 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2332 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2333 (tls_shared_gd_to_ie_test_LDADD): New variable.
2334 (tls_shared_gnu2_gd_to_ie_test): New target.
2335 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2337 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2338 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2339 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2340 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2341 (tls_shared_gnu2_test): New target.
2342 (tls_test_gnu2_shared.so): New target.
2343 (tls_shared_gnu2_test_SOURCES): New variable.
2344 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2345 (tls_shared_gnu2_test_LDFLAGS): New variable.
2346 (tls_shared_gnu2_test_LDADD): New variable.
2347 * testsuite/Makefile.in: Rebuild.
2348 * testsuite/Makefile.
2350 2008-04-11 Ian Lance Taylor <iant@google.com>
2352 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2354 * testsuite/Makefile.in: Rebuild.
2356 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2358 * testsuite/script_test_2.cc (main): Adjust test.
2360 2008-04-11 David S. Miller <davem@davemloft.net>
2361 Ian Lance Taylor <iant@google.com>
2363 * options.h (General_options): Add entries for '-Y' and
2365 * options.cc (General_options:finalize): If -Y was used, add those
2366 entries to the library path instead of the default "/lib" and
2369 2008-04-11 David S. Miller <davem@davemloft.net>
2371 * testsuite/justsyms.t: Start at 0x100.
2372 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2373 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2375 * testsuite/script_test_2.cc: Adjust string and section length
2378 2008-04-09 Ian Lance Taylor <iant@google.com>
2381 * script-sections.cc (Sections_element::allocate_to_segment): Add
2383 (Output_section_definition::allocate_to_segment): Likewise.
2384 (Orphan_output_section::allocate_to_segment): Likewise.
2385 (Script_sections::attach_sections_using_phdrs_clause): Don't
2386 propagate non-PT_LOAD segments to orphan sections.
2387 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2388 readelf rather than objdump.
2389 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2390 .interp section and PT_INTERP segment are the same size.
2391 * testsuite/Makefile.in: Rebuild.
2393 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2394 aliases for symbols defined in the same object.
2395 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2396 (weak_alias_test_SOURCES): New variable.
2397 (weak_alias_test_DEPENDENCIES): New variable.
2398 (weak_alias_test_LDFLAGS): New variable.
2399 (weak_alias_test_LDADD): New variable.
2400 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2401 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2402 (weak_alias_test_3.o): New target.
2403 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2404 * testsuite/weak_alias_test_main.cc: New file.
2405 * testsuite/weak_alias_test_1.cc: New file.
2406 * testsuite/weak_alias_test_2.cc: New file.
2407 * testsuite/weak_alias_test_3.cc: New file.
2409 2008-04-08 Ian Lance Taylor <iant@google.com>
2411 * options.h (class General_options): Add --noinhibit-exec option.
2412 * main.cc (main): Check --noinhibit-exec.
2414 * options.h (class General_options): Define --wrap as a special
2415 option. Add wrap_symbols_ field.
2416 (General_options::any_wrap_symbols): New function.
2417 (General_options::is_wrap_symbol): New function.
2418 * options.cc (General_options::parse_wrap): New function.
2419 (General_options::General_options): Initialize wrap_symbols_.
2420 * symtab.cc (Symbol_table::wrap_symbol): New function.
2421 (Symbol_table::add_from_object): Handle --wrap.
2422 * symtab.h (class Symbol_table): Declare wrap_symbol.
2423 * target.h (Target::wrap_char): New function.
2424 (Target::Target_info): Add wrap_char field.
2425 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2426 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2427 * testsuite/testfile.cc (Target_test::test_target_info):
2430 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2433 * layout.h (class Layout): Add added_eh_frame_data_ field.
2434 * layout.cc (Layout::Layout): Initialize new field.
2435 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2436 output section until we find a section we merged successfully.
2437 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2438 that the size be non-zero.
2440 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2443 2008-04-08 Craig Silverstein <csilvers@google.com>
2445 * configure.ac: Export new conditional variable HAVE_ZLIB.
2446 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2448 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2449 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2451 2008-04-07 Ian Lance Taylor <iant@google.com>
2453 * version.cc (version_string): Set to "1.5".
2455 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2456 Add issued_non_pic_error_ field. Declare check_non_pic.
2457 (Target_x86_64::Scan::check_non_pic): New function.
2458 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2459 (Target_x86_64::Scan::global): Likewise.
2461 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2462 addend parameter. Change caller. Handle merge sections.
2463 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2464 Address to Addend. Don't add in the result of
2465 local_section_offset, pass down the addend and use the returned
2467 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2468 Update declarations of local_section_offset and symbol_value.
2469 * testsuite/two_file_test_1.cc (t18): New function.
2470 * testsuite/two_file_test_2.cc (f18): New function.
2471 * testsuite/two_file_test_main.cc (main): Call t18.
2472 * testsuite/two_file_test.h (t18, f18): Declare.
2474 * configure.ac: Don't test for objdump, c++filt, or readelf.
2475 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2477 (TEST_READELF): New variable.
2478 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2479 (check_PROGRAMS): Add two_file_strip_test.
2480 (two_file_strip_test): New target.
2481 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2482 (two_file_same_shared_strip_test_SOURCES): New variable.
2483 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2484 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2485 (two_file_same_shared_strip_test_LDADD): New variable.
2486 (two_file_shared_strip.so): New target.
2487 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2488 (ver_test_5.syms, ver_test_7.syms): Likewise.
2489 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2490 (strip_test_3.stdout): Use TEST_OBJDUMP.
2491 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2493 2008-04-04 Cary Coutant <ccoutant@google.com>
2495 * symtab.h (Symbol::is_weak_undefined): New function.
2496 (Symbol::is_strong_undefined): New function.
2497 (Symbol::is_absolute): New function.
2498 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2499 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2501 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2502 (weak_undef_test): New target.
2503 * testsuite/Makefile.in: Rebuild.
2504 * testsuite/weak_undef_file1.cc: New file.
2505 * testsuite/weak_undef_file2.cc: New file.
2506 * testsuite/weak_undef_test.cc: New file.
2508 2008-04-03 Craig Silverstein <csilvers@google.com>
2510 * compressed_output.h (class Output_compressed_section): Use
2512 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2514 (zlib_compressed_suffix): Removed.
2515 (Output_compressed_section::set_final_data_size): Use unsigned
2517 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2518 Fix linker invocation.
2519 (flagstest_o_specialfile_and_compress_debug_sections):
2521 * testsuite/Makefile.in: Regenerated.
2523 2008-04-02 David S. Miller <davem@davemloft.net>
2525 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2526 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2528 2008-04-02 Craig Silverstein <csilvers@google.com>
2532 2008-04-02 Ian Lance Taylor <iant@google.com>
2534 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2535 parameters. Update for new key type to views_. Change all
2537 (File_read::read): Adjust for byteshift in returned view.
2538 (File_read::add_view): New function, broken out of
2540 (File_read::make_view): New function, broken out of
2542 (File_read::find_or_make_view): Add offset and aligned
2543 parameters. Rewrite accordingly. Change all callers.
2544 (File_read::get_view): Add offset and aligned parameters. Adjust
2545 for byteshift in return value.
2546 (File_read::get_lasting_view): Likewise.
2547 * fileread.h (class File_read): Update declarations.
2548 (class File_read::View): Add byteshift_ field. Add byteshift to
2549 constructor. Add byteshift method.
2550 * archive.h (Archive::clear_uncached_views): New function.
2551 (Archive::get_view): Add aligned parameter. Change all callers.
2552 * object.h (Object::get_view): Add aligned parameter. Change all
2554 (Object::get_lasting_view): Likewise.
2556 * fileread.cc (File_read::release): Don't call clear_views if
2557 there are multiple objects.
2558 * fileread.h (File_read::clear_uncached_views): New function.
2559 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2562 2008-03-31 Cary Coutant <ccoutant@google.com>
2564 Add thin archive support.
2565 * archive.cc (Archive::armagt): New const.
2566 (Archive::setup): Remove task parameter and calls to unlock.
2567 (Archive::unlock_nested_archives): New function.
2568 (Archive::read_header): Add nested_off parameter. Change
2570 (Archive::interpret_header): Likewise.
2571 (Archive::include_all_members): Change to handle thin
2573 (Archive::include_member): Likewise.
2574 * archive.h (Archive::Archive): Add new parameters and
2576 (Archive::armagt): New const.
2577 (Archive::setup): Remove task parameter.
2578 (Archive::unlock_nested_archives): New function.
2579 (Archive::read_header): Add nested_off parameter.
2580 (Archive::interpret_header): Likewise.
2581 (Archive::Nested_archive_table): New typedef.
2582 (Archive::is_thin_archive_): New field.
2583 (Archive::nested_archives_): New field.
2584 (Archive::options_): New field.
2585 (Archive::dirpath_): New field.
2586 (Archive::task_): New field.
2587 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2588 for thin archives. Pass additional parameters to
2589 Archive::Archive. Unlock the archive file after calling
2592 2008-03-29 Ian Lance Taylor <iant@google.com>
2594 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2595 version symbol to be local.
2596 * testsuite/ver_test_4.sh: New file.
2597 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2598 (check_DATA): Add ver_test_4.syms.
2599 (ver_test_4.syms): New target.
2600 * testsuite/Makefile.in: Rebuild.
2603 (Output_section::Input_section_sort_entry::has_priority): New
2605 (Output_section::Input_section_sort_entry::match_file_name): New
2607 (Output_section::Input_section_sort_entry::match_section_name):
2609 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2611 (Output_section::Input_section_sort_entry::match_section_file):
2613 (Output_section::Input_section_sort_compare::operator()): Rewrite
2614 using new Input_section_sort_entry functions. Sort crtbegin and
2615 crtend first. Sort sections with no priority before sections with
2617 * testsuite/initpri1.c (d3): Check j != 4.
2618 (cd5): New constructor/destructor function.
2619 (main): Check j != 2.
2621 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2622 new symbol when resolving, don't call set_is_default.
2623 * testsuite/ver_test_7.cc: New file.
2624 * testsuite/ver_test_7.sh: New file.
2625 * testsuite/Makefile.am (ver_test_7.so): New target.
2626 (ver_test_7.o): New target.
2627 (check_SCRIPTS): Add ver_test_7.sh.
2628 (check_DATA): Add ver_test_7.syms.
2629 (ver_test_7.syms): New target.
2631 2008-03-28 Ian Lance Taylor <iant@google.com>
2633 * layout.cc (Layout::layout): If we see an input section with a
2634 name that needs sorting, set the must_sort flag for the output
2636 (Layout::make_output_section): If the name of the output section
2637 indicates that it might require sorting, set the may_sort flag.
2638 * output.h (Output_section::may_sort_attached_input_sections): New
2640 (Output_section::set_may_sort_attached_input_sections): New
2642 (Output_section::must_sort_attached_input_sections): New
2644 (Output_section::set_must_sort_attached_input_sections): New
2646 (class Output_section): Declare Input_section_sort_entry. Define
2647 Input_section_sort_compare. Declare
2648 sort_attached_input_sections. Add new fields:
2649 may_sort_attached_input_sections_,
2650 must_sort_attached_input_sections_,
2651 attached_input_sections_are_sorted_.
2652 * output.cc (Output_section::Output_section): Initialize new
2654 (Output_section::add_input_section): Add an entry to
2655 input_sections_ if may_sort or must_sort are true.
2656 (Output_section::set_final_data_size): Call
2657 sort_attached_input_sections if necessary.
2658 (Output_section::Input_section_sort_entry): Define new class.
2659 (Output_section::Input_section_sort_compare::operator()): New
2661 (Output_section::sort_attached_input_sections): New function.
2662 * configure.ac: Check whether the compiler supports constructor
2663 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2664 * testsuite/initpri1.c: New file.
2665 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2666 CONSTRUCTOR_PRIORITY.
2667 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2668 (initpri1_LDFLAGS): New variable.
2669 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2671 2008-03-27 Ian Lance Taylor <iant@google.com>
2673 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2674 * testsuite/common_test_1.c: New file.
2675 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2676 (common_test_1_SOURCES): New variable.
2677 (common_test_1_DEPENDENCIES): New variable.
2678 (common_test_1_LDFLAGS): New variable.
2680 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2681 and commons_ correctly when NAME/VERSION does not override
2683 * testsuite/ver_test_6.c: New file.
2684 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2685 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2686 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2688 2008-03-26 Ian Lance Taylor <iant@google.com>
2690 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2691 of an undefined symbol from a version script.
2692 * testsuite/Makefile.am (ver_test_5.so): New target.
2693 (ver_test_5.o): New target.
2694 (check_SCRIPTS): Add ver_test_5.sh.
2695 (check_DATA): Add ver_test_5.syms.
2696 (ver_test_5.syms): New target.
2697 * testsuite/ver_test_5.cc: New file.
2698 * testsuite/ver_test_5.script: New file.
2699 * testsuite/ver_test_5.sh: New file.
2700 * Makefile.in, testsuite/Makefile.in: Rebuild.
2703 Fix problems building gold with gcc 4.3.0.
2704 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2705 (gold_error_at_location, gold_warning_at_location): Use it.
2706 * configure.ac: Check whether we can compile and use a template
2707 function with a printf attribute.
2708 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2709 when jumping over bytes.
2710 * object.cc: Instantiate Object::read_section_data.
2711 * debug.h: Include <cstring>
2712 * dwarf_reader.cc: Include <algorithm>
2713 * main.cc: Include <cstring>.
2714 * options.cc: Include <cstring>.
2715 * output.cc: Include <cstring>.
2716 * script.cc: Include <cstring>.
2717 * script.h: Include <string>.
2718 * symtab.cc: Include <cstring> and <algorithm>.
2719 * target-select.cc: Include <cstring>.
2720 * version.cc: Include <string>.
2721 * testsuite/testmain.cc: Include <cstdlib>.
2722 * configure, config.in: Rebuild.
2724 2008-03-25 Ian Lance Taylor <iant@google.com>
2726 * options.cc: Include "../bfd/bfdver.h".
2727 (options::help): Print bug reporting address.
2729 * version.cc (print_version): Adjust output for current value of
2734 * options.cc (options::help): Print list of supported targets.
2735 * target-select.h: Include <vector>.
2736 (class Target_selector): Make machine_, size_, and is_big_endian_
2737 fields const. Add bfd_name_ and instantiated_target_ fields.
2738 (Target_selector::Target_selector): Add bfd_name parameter.
2739 (Target_selector::recognize): Make non-virtual, call
2741 (Target_selector::recognize_by_name): Make non-virtual, call
2742 do_recognize_by_name.
2743 (Target_selector::supported_names): New function.
2744 (Target_selector::bfd_name): New function.
2745 (Target_selector::do_instantiate_target): New pure virtual
2747 (Target_selector::do_recognize): New virtual function.
2748 (Target_selector::do_recognize_by_name): New virtual function.
2749 (Target_selector::instantiate_target): New private function.
2750 (supported_target_names): Declare.
2751 * target-select.cc (Target_selector::Target_selector): Update for
2752 new parameter and fields.
2753 (select_target_by_name): Check that the name matches before
2754 calling recognize_by_name.
2755 (supported_target_names): New function.
2756 * i386.cc (class Target_selector_i386): Update Target_selector
2757 constructor call. Remove recognize and recognize_by_name. Add
2758 do_instantiate_target.
2759 * x86_64.cc (class Target_selector_x86_64): Likewise.
2760 * testsuite/testfile.cc (class Target_selector_test): Update for
2761 changes to Target_selector.
2763 * README: Rewrite, with some notes on unsupported features.
2765 2008-03-24 Cary Coutant <ccoutant@google.com>
2767 * i386.cc (Target_i386::Got_type): New enum declaration.
2768 (Target_i386::Scan::local): Updated callers of Output_data_got
2770 (Target_i386::Scan::global): Likewise.
2771 (Target_i386::Relocate::relocate): Likewise.
2772 (Target_i386::Relocate::relocate_tls): Likewise.
2773 * object.h (Got_offset_list): New class.
2774 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2775 (Sized_relobj::local_got_offset): Likewise.
2776 (Sized_relobj::set_local_got_offset): Likewise.
2777 (Sized_relobj::local_has_tls_got_offset): Removed.
2778 (Sized_relobj::local_tls_got_offset): Removed.
2779 (Sized_relobj::set_local_tls_got_offset): Removed.
2780 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2781 * output.cc (Output_data_got::add_global): Added got_type parameter.
2782 (Output_data_got::add_global_with_rel): Likewise.
2783 (Output_data_got::add_global_with_rela): Likewise.
2784 (Output_data_got::add_global_pair_with_rel): New function.
2785 (Output_data_got::add_global_pair_with_rela): New function.
2786 (Output_data_got::add_local): Added got_type parameter.
2787 (Output_data_got::add_local_with_rel): Likewise.
2788 (Output_data_got::add_local_with_rela): Likewise.
2789 (Output_data_got::add_local_pair_with_rel): New function.
2790 (Output_data_got::add_local_pair_with_rela): New function.
2791 (Output_data_got::add_global_tls): Removed.
2792 (Output_data_got::add_global_tls_with_rel): Removed.
2793 (Output_data_got::add_global_tls_with_rela): Removed.
2794 (Output_data_got::add_local_tls): Removed.
2795 (Output_data_got::add_local_tls_with_rel): Removed.
2796 (Output_data_got::add_local_tls_with_rela): Removed.
2797 * output.h (Output_data_got::add_global): Added got_type parameter.
2798 (Output_data_got::add_global_with_rel): Likewise.
2799 (Output_data_got::add_global_with_rela): Likewise.
2800 (Output_data_got::add_global_pair_with_rel): New function.
2801 (Output_data_got::add_global_pair_with_rela): New function.
2802 (Output_data_got::add_local): Added got_type parameter.
2803 (Output_data_got::add_local_with_rel): Likewise.
2804 (Output_data_got::add_local_with_rela): Likewise.
2805 (Output_data_got::add_local_pair_with_rel): New function.
2806 (Output_data_got::add_local_pair_with_rela): New function.
2807 (Output_data_got::add_global_tls): Removed.
2808 (Output_data_got::add_global_tls_with_rel): Removed.
2809 (Output_data_got::add_global_tls_with_rela): Removed.
2810 (Output_data_got::add_local_tls): Removed.
2811 (Output_data_got::add_local_tls_with_rel): Removed.
2812 (Output_data_got::add_local_tls_with_rela): Removed.
2813 * resolve.cc (Symbol::override_base_with_special): Removed
2814 reference to has_got_offset_ field.
2815 * symtab.cc (Symbol::init_fields): Replaced initialization
2816 of got_offset_ with got_offsets_. Removed initialization
2818 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
2819 (Symbol::got_offset): Likewise.
2820 (Symbol::set_got_offset): Likewise.
2821 (Symbol::has_tls_got_offset): Removed.
2822 (Symbol::tls_got_offset): Removed.
2823 (Symbol::set_tls_got_offset): Removed.
2824 (Symbol::got_offset_): Removed.
2825 (Symbol::tls_mod_got_offset_): Removed.
2826 (Symbol::tls_pair_got_offset_): Removed.
2827 (Symbol::got_offsets_): New field.
2828 (Symbol::has_got_offset): Removed.
2829 (Symbol::has_tls_mod_got_offset): Removed.
2830 (Symbol::has_tls_pair_got_offset): Removed.
2831 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2832 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2834 (Target_x86_64::Scan::global): Likewise.
2835 (Target_x86_64::Relocate::relocate): Likewise.
2836 (Target_x86_64::Relocate::relocate_tls): Likewise.
2838 2008-03-25 Ben Elliston <bje@au.ibm.com>
2840 * yyscript.y: Fix spelling error in comment.
2842 2008-03-24 Ian Lance Taylor <iant@google.com>
2844 * options.h (class General_options): Define build_id option.
2845 * layout.h (class Layout): Declare write_build_id, create_note,
2846 create_build_id. Add build_id_note_ member.
2847 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2848 "libiberty.h", "md5.h", "sha1.h".
2849 (Layout::Layout): Initialize eh_frame_data_,
2850 eh_frame_hdr_section_, and build_id_note_.
2851 (Layout::finalize): Call create_build_id.
2852 (Layout::create_note): New function, broken out of
2853 Layout::create_gold_note.
2854 (Layout::create_gold_note): Call create_note.
2855 (Layout::create_build_id): New function.
2856 (Layout::write_build_id): New function.
2857 (Close_task_runner::run): Call write_build_id.
2859 * x86_64.cc: Correct license to GPLv3.
2861 2008-03-23 Ian Lance Taylor <iant@google.com>
2863 * options.cc: Include "demangle.h".
2864 (parse_optional_string): New function.
2865 (parse_long_option): Handle takes_optional_argument.
2866 (parse_short_option): Update dash_z initializer. Handle
2867 takes_optional_argument.
2868 (General_options::General_options): Initialize do_demangle_.
2869 (General_options::finalize): Set do_demangle_. Handle demangling
2871 * options.h (parse_optional_string): Declare.
2872 (struct One_option): Add optional_arg field. Update constructor.
2873 Update call constructor calls. Add takes_optional_argument
2875 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2876 (DEFINE_optional_string): Define.
2877 (General_options::demangle): Change from DEFINE_bool to
2878 DEFINE_optional_string.
2879 (General_options::no_demangle): New function.
2880 (General_options::do_demangle): New function.
2881 (General_options::set_do_demangle): New function.
2882 (General_options::execstack_status_): Move definition to end of
2884 (General_options::static_): Likewise.
2885 (General_options::do_demangle_): New field.
2886 * object.cc (big_endian>::get_symbol_location_info): Call
2887 Options::do_demangle, not Options::demangle.
2888 * symtab.cc (demangle): Likewise.
2890 2008-03-22 Ian Lance Taylor <iant@google.com>
2892 * gold.h: Include <cstddef> and <sys/types.h>
2893 * options.h: Include <cstring>.
2895 2008-03-21 Ian Lance Taylor <iant@google.com>
2897 * Added source code to GNU binutils.