1 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3 * layout.h (Layout::create_note): Add section_name parameter.
4 * layout.cc (Layout::create_note): Likewise.
5 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
7 2009-03-17 Ian Lance Taylor <iant@google.com>
9 * descriptors.cc: Include "options.h".
10 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
11 (Descriptors::open): Always use O_CLOEXEC when opening a new
12 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
15 * sparc.cc (class Target_sparc): Add has_got_section.
16 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
17 make sure we have a GOT section.
19 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
20 (Target_sparc::Scan::local): Likewise.
21 (Target_sparc::Scan::global): Likewise.
22 (Target_sparc::Relocate::relocate): Likewise.
23 (Target_sparc::Relocate::relocate_tls): Likewise.
25 * symtab.cc (Symbol_table::define_default_version): New function,
26 broken out of add_from_object.
27 (Symbol_table::add_from_object): Call define_default_version.
28 (Symbol_table::define_special_symbol): Add resolve_oldsym
29 parameter. Change all callers. If the version for a symbol comes
30 from a version script, resolve it with the symbol with the same
31 name with no version. Also add the symbol without a version if
33 (do_define_in_output_data): If resolving with oldsym, don't delete
35 (do_define_in_output_segment): Likewise.
36 (do_define_as_constant): Likewise.
37 * symtab.h (class Symbol_table): Update declarations.
39 2009-03-13 Ian Lance Taylor <iant@google.com>
41 * readsyms.cc (Read_symbols::incompatible_warning): New function.
42 (Read_symbols::requeue): New function.
43 (Read_symbols::do_read_symbols): If make_elf_object fails because
44 the target type is not configured, and the file was searched for,
45 issue a warning and retry with the next directory.
46 (Add_symbols::run): If the file has an incompatible format, and
47 it was searched for, requeue the Read_symbols task. On error,
49 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
50 dirindex parameter to constructor. Change all callers. Declare
51 incompatible_warning and requeue.
52 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
53 input_argument_ and input_group_ fields. Add them to
54 constructor. Change all callers.
55 (class Read_script): Add dirindex_ field. Add it to constructor.
57 * archive.cc (Archive::setup): Remove input_objects parameter.
59 (Archive::get_file_and_offset): Likewise.
60 (Archive::read_all_symbols): Likewise.
61 (Archive::read_symbols): Likewise.
62 (Archive::get_elf_object_for_member): Remove input_objects
63 parameter. Add punconfigured parameter. Change all callers.
64 (Archive::add_symbols): Change return type to bool. Check return
65 value of include_member.
66 (Archive::include_all_members): Likewise.
67 (Archive::include_member): Change return type to bool. Return
68 false if first included object has incompatible target. Set
69 included_member_ field.
70 (Add_archive_symbols::run): If add_symbols returns false, requeue
72 * archive.h (class Archive): Add included_member_ field.
73 Initialize it in constructor. Add input_file and searched_for
74 methods. Update declarations.
75 (class Add_archive_symbols): Add dirpath_, dirindex_, and
76 input_argument_ fields. Add them to constructor. Change all
78 * script.cc: Include "target-select.h".
79 (class Parser_closure): Add skip_on_incompatible_target_ and
80 found_incompatible_target_ fields. Add
81 skip_on_incompatible_target parameter to constructor. Change all
82 callers. Add methods skip_on_incompatible_target,
83 clear_skip_on_incompatible_target, found_incompatible_target, and
84 set_found_incompatible_target.
85 (read_input_script): Add dirindex parameter. Change all callers.
86 If parser finds an incompatible target, requeue Read_symbols
88 (script_set_symbol): Clear skip_on_incompatible_target in
90 (script_add_assertion, script_parse_option): Likewise.
91 (script_start_sections, script_add_phdr): Likewise.
92 (script_check_output_format): New function.
93 * script.h (read_input_script): Update declaration.
94 * script-c.h (script_check_output_format): Declare.
95 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
96 (ignore_cmd): Remove OUTPUT_FORMAT.
97 * fileread.cc (Input_file::Input_file): Add explicit this.
98 (Input_file::will_search_for): New function.
99 (Input_file::open): Add pindex parameter. Change all callers.
100 * fileread.h (class Input_file): Add input_file_argument method.
101 Declare will_search_for. Update declarations.
102 * object.cc (make_elf_object): Add punconfigured parameter.
104 * object.h (class Object): Make input_file public. Add
106 (make_elf_object): Update declaration.
107 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
109 * dirsearch.h (class Dirsearch): Update declaration.
110 * options.h (class General_options): Add --warn-search-mismatch.
111 * parameters.cc (Parameters::is_compatible_target): New function.
112 * parameters.h (class Parameters): Declare is_compatible_target.
113 * workqueue.cc (Workqueue::add_blocker): New function.
114 * workqueue.h (class Workqueue): Declare add_blocker.
116 * fileread.cc (Input_file::open): Remove options parameter.
118 (Input_file::open_binary): Likewise.
119 * script.cc (read_input_script): Likewise.
120 * readsyms.h (class Read_symbols): Remove options_ field. Remove
121 options parameter from constructor. Change all callers.
122 (class Read_script): Likewise.
123 * fileread.h (class Input_file): Update declarations.
124 * script.h (read_input_script): Update declaration.
126 2009-03-10 Nick Clifton <nickc@redhat.com>
128 * po/es.po: New Spanish translation.
130 2009-03-06 Cary Coutant <ccoutant@google.com>
132 * options.cc (parse_short_option): Keep dash_z from registering itself.
134 2009-03-03 Ian Lance Taylor <iant@google.com>
137 * target-reloc.h (relocate_section): Pass output_section to
139 * i386.cc (Target_i386::should_apply_static_reloc): Add
140 output_section parameter. Change all callers.
141 (Target_i386::Relocate::relocate): Add output_section parameter.
142 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
143 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
144 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
145 * testsuite/two_file_shared.sh: New script.
146 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
147 (check_DATA): Add two_file_shared.dbg.
148 (two_file_shared.dbg): New target.
149 * testsuite/Makefile.in: Rebuild.
151 2009-03-01 Ian Lance Taylor <iant@google.com>
153 * configure.ac: Check for byteswap.h.
154 * configure: Rebuild.
155 * config.in: Rebuild.
157 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
159 * layout.cc (Layout::find_or_add_kept_section): New function.
160 (Layout::add_comdat): Removed.
161 * layout.h (struct Kept_section): Move out of class Layout.
162 Remove trailing underscores from field names. Add group_sections
163 field. Rename group_ field to is_group. Change all uses.
164 (class Layout): Declare find_or_add_kept_section, not add_comdat.
165 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
166 comdat_groups_ field.
167 (Sized_relobj::include_section_group): Use
168 find_or_add_kept_section and Kept_section::group_sections.
169 (Sized_relobj::include_linkonce_section): Likewise.
170 * object.cc (class Sized_relobj): Don't define Comdat_group or
171 Comdat_group_table. Remove find_comdat_group and
172 add_comdat_group. Remove comdat_groups_ field.
173 * plugin.cc (include_comdat_group): Use
174 Layout::find_or_add_kept_section.
176 2009-02-28 Ian Lance Taylor <iant@google.com>
178 * README: --gc-sections and map files are now supported. Document
179 some build requirements.
182 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
183 relocatable link set the value of the section symbol to zero.
184 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
185 relocatable link don't include the section address in the local
188 2009-02-27 Ian Lance Taylor <iant@google.com>
191 * options.h (class Search_directory): Add is_system_directory.
192 (class General_options): Declare is_in_system_directory.
193 * options.cc (get_relative_sysroot): Make static.
194 (get_default_sysroot): Make static.
195 (General_optoins::is_in_system_directory): New function.
196 * fileread.cc (Input_file::is_in_system_directory): New function.
197 * fileread.h (class Input_file): Declare is_in_system_directory.
198 * object.h (class Object): Add is_in_system_directory.
199 (class Input_objects): Remove system_library_directory_ field.
200 * object.cc (Input_objects::add_object): Don't set
201 system_library_directory_.
202 (input_objects::found_in_system_library_directory): Remove.
203 * symtab.cc (Symbol_table::write_globals): Remove input_objects
204 parameter. Change all callers.
205 (Symbol_table::sized_write_globals): Likewise.
206 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
207 Call Object::is_in_system_directory.
208 * symtab.h (class Symbol_table): Update declarations.
211 * descriptors.h (Open_descriptor): Add is_on_stack field.
212 * descriptors.cc (Descriptors::open): If the descriptor is on the
213 top of the stack, remove it. Initialize is_on_stack field.
214 (Descriptors::release): Only add pod to stack if it is not on the
216 (Descriptors::close_some_descriptor): Clear stack_next and
220 * output.cc (Output_section::find_starting_output_address): Rename
221 from starting_output_address; add PADDR parameter; change return
223 * output.h (class Output_section): Declare
224 find_starting_output_address instead of starting_output_address.
225 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
226 section symbol for which we can't find a merge section.
229 * symtab.cc (Symbol_table::add_from_object): If the visibility is
230 hidden or internal, force the symbol to be local.
231 * resolve.cc (Symbol::override_visibility): Define.
232 (Symbol::override_base): Use override_visibility.
233 (Symbol_table::resolve): Likewise.
234 (Symbol::override_base_with_special): Likewise.
235 (Symbol_table::override_with_special): If the visibility is hidden
236 or internal, force the symbol to be local.
237 * symtab.h (class Symbol): Add set_visibility and
239 * testsuite/ver_test_1.sh: New file.
240 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
241 (check_DATA): Add ver_test_1.syms.
242 (ver_test_1.syms): New target.
243 * testsuite/Makefile.in: Rebuild.
245 2009-02-25 Cary Coutant <ccoutant@google.com>
247 * layout.cc (Layout::choose_output_section): Don't rename sections
248 when using a linker script that has a SECTIONS clause.
249 * Makefile.in: Regenerate.
251 * testsuite/Makefile.am (script_test_5.sh): New test case.
252 * testsuite/Makefile.in: Regenerate.
253 * testsuite/script_test_5.cc: New file.
254 * testsuite/script_test_5.sh: New file.
255 * testsuite/script_test_5.t: New file.
257 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
259 * archive.cc (Archive::include_member): Update calls to add_symbols.
260 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
262 * dynobj.h (do_add_symbols): Add the Layout argument.
263 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
265 * object.h (Object::add_symbols): Add the Layout argument.
266 (Object::do_add_symbols): Add the Layout argument.
267 (Sized_relobj::do_add_symbols): Add the Layout argument.
268 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
269 Unify the two versions.
270 (Add_plugin_symbols): Remove.
271 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
272 (Sized_pluginobj::do_add_symbols): Unify the two versions.
273 (Add_plugin_symbols): Remove.
274 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
275 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
276 (Add_symbols::run): Make it work with Pulginobj.
278 2009-02-06 Ian Lance Taylor <iant@google.com>
280 * object.cc (Sized_relobj::do_layout): Make info message start
281 with lower case letter.
283 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
285 * binary.cc: Fix file comment.
287 * options.h (enum Incremental_disposition): Define.
288 (class General_options): Add new options: --incremental,
289 --incremental_changed, --incremental_unchanged,
290 --incremental_unknown. Add incremental_disposition_ and
291 implicit_incremental_ fields.
292 (General_options::incremental_disposition): New function.
293 (class Position_dependent_options): Add incremental_disposition
295 (Position_dependent_options::copy_from_options): Set incremental
297 * options.cc (General_options::parse_incremental_changed): New
299 (General_options::parse_incremental_unchanged): New function.
300 (General_options::parse_incremental_unknown): New function.
301 (General_options::General_options): Initialize new fields
302 incremental_disposition_ and implicit_incremental_.
303 (General_options::finalize): Check for uasge of --incremental-*
304 without --incremental.
306 2009-02-06 Chris Demetriou <cgd@google.com>
308 * gold.h (gold_undefined_symbol): Change to take only a Symbol
309 pointer and to report location as the file name associated with
311 (gold_undefined_symbol_at_location): New function to replace the
312 old gold_undefined_symbol functionality.
313 * target-reloc.h (relocate_section): Update to use
314 gold_undefined_symbol_at_location.
315 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
316 Call gold_undefined_symbol function rather than gold_error.
317 * errors.h (Errors::undefined_symbol): Take location as a
318 string, rather than calculating it from a relocation.
319 * errors.cc (Errors::fatal): Print "fatal error:" before the
321 (Errors::error, Errors::error_at_location): Print "error: "
322 before the formatted message.
323 (Errors::undefined_symbol): Take location as a string, rather
324 than calculating it from a relocation.
325 (gold_undefined_symbol_at_location): New function akin to
326 old gold_undefined_symbol, calculates location from relocation.
327 (gold_undefined_symbol): Change to take only a Symbol pointer
328 and to report location as the file name associated with the symbol.
329 * testsuite/debug_msg.sh: Update for changed error messages.
330 * testsuite/undef_symbol.sh: Likewise.
332 2009-02-04 Duncan Sands <baldrick@free.fr>
335 * reduced_debug_output.h
336 (Output_reduced_debug_abbrev_section::failed): Use format for
338 (Output_reduced_debug_info_section::faild): Likewise.
340 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
342 * script.cc (Lazy_demangler): New class.
343 (Version_script_info::get_symbol_version_helper): Demangle a
346 2009-01-29 Cary Coutant <ccoutant@google.com>
348 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
350 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
352 2009-01-28 Ian Lance Taylor <iant@google.com>
354 * version.cc (version_string): Bump to 1.9.
356 * gold.h: Include <cstring> and <stdint.h>.
357 * version.cc: Include <cstdio>.
358 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
360 * reduced_debug_output.cc (insert_into_vector): Rename from
361 Insert_into_vector; change all callers. Use Swap_unaligned to
362 avoid aliasing issue; remove union since it is unnecessary.
364 2009-01-27 Sriraman Tallam <tmsriram@google.com>
366 * Makefile.am (CCFILES): Add gc.cc.
368 * Makefile.in: Regenerate.
369 * gold.cc (Gc_runner): New class.
370 (queue_initial_tasks): Call garbage collection related tasks
371 when corresponding options are invoked.
372 (queue_middle_gc_tasks): New function.
373 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
374 processed early before laying out sections during garbage collection.
375 * gold.h (queue_middle_gc_tasks): New function.
376 (is_prefix_of): Move from "layout.cc".
377 * i386.cc (Target_i386::gc_process_relocs): New function.
378 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
379 * main.cc (main): Create object of class "Garbage_collection".
380 * object.cc (Relobj::copy_symbols_data): New function.
381 (Relobj::is_section_name_included): New function.
382 (Sized_relobj::do_layout): Allow this function to be called twice
383 during garbage collection and defer layout of section during the
385 * object.h (Relobj::get_symbols_data): New function.
386 (Relobj::is_section_name_included): New function.
387 (Relobj::copy_symbols_data): New function.
388 (Relobj::set_symbols_data): New function.
389 (Relobj::get_relocs_data): New function.
390 (Relobj::set_relocs_data): New function.
391 (Relobj::is_output_section_offset_invalid): New pure virtual function.
392 (Relobj::gc_process_relocs): New function.
393 (Relobj::do_gc_process_relocs): New pure virtual function.
394 (Relobj::sd_): New data member.
395 (Sized_relobj::is_output_section_offset_invalid): New function.
396 (Sized_relobj::do_gc_process_relocs): New function.
397 * options.h (General_options::gc_sections): Modify to not be a no-op.
398 (General_options::print_gc_sections): New option.
399 * plugin.cc (Plugin_finish::run): Remove function call to
400 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
401 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
402 * reloc.cc (Read_relocs::run): Add task to process relocs and
403 determine unreferenced sections when doing garbage collection.
404 (Gc_process_relocs): New class.
405 (Sized_relobj::do_gc_process_relocs): New function.
406 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
407 sections that are garbage collected.
408 * reloc.h (Gc_process_relocs): New class.
409 * sparc.cc (Target_sparc::gc_process_relocs): New function.
410 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
411 symbols whose corresponding sections are garbage collected.
412 (Symbol_table::Symbol_table): Add new parameter for the garbage
414 (Symbol_table::gc_mark_undef_symbols): New function.
415 (Symbol_table::gc_mark_symbol_for_shlib): New function.
416 (Symbol_table::gc_mark_dyn_syms): New function.
417 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
419 (Symbol_table::add_from_object): Likewise.
420 (Symbol_table::add_from_relobj): When building shared objects, do not
421 treat externally visible symbols as garbage.
422 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
423 table information for static and relocatable links.
424 * symtab.h (Symbol_table::set_gc): New function.
425 (Symbol_table::gc): New function.
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::gc_): New data member.
430 * target.h (Sized_target::gc_process_relocs): New pure virtual
432 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
433 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
435 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
437 * options.h (General_options::gc_sections): Define as a no-op for now.
438 (General_options::no_keep_memory): Ditto.
439 (General_options::Bshareable): Define.
440 * options.cc (General_options::finalize): Honor -Bshareable.
442 2009-01-20 Andreas Schwab <schwab@suse.de>
444 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
445 read the value in the contents, since we don't use it. Use the
446 template endianness when writing.
447 (Relocate::relocate): Use it for R_PPC_REL16_HA.
449 2009-01-19 Andreas Schwab <schwab@suse.de>
451 * configure.tgt (powerpc64-*): Fix targ_obj.
453 2009-01-15 Ian Lance Taylor <iant@google.com>
455 * object.cc (Sized_relobj::write_local_symbols): Don't write out
456 local symbols when stripping all symbols.
458 2009-01-14 Cary Coutant <ccoutant@google.com>
460 * output.cc (Output_reloc): Add explicit instantiations.
462 2009-01-14 Cary Coutant <ccoutant@google.com>
464 * archive.cc (Archive::get_elf_object_for_member): Remove call
465 to File_read::claim_for_plugin.
466 * descriptors.cc (Descriptors::open): Remove reference to
468 (Descriptors::claim_for_plugin): Remove.
469 * descriptors.h (Descriptors::claim_for_plugin): Remove.
470 (Descriptors::is_claimed): Remove.
471 (claim_descriptor_for_plugin): Remove.
472 * fileread.cc (File_read::claim_for_plugin): Remove.
473 * fileread.h (File_read::claim_for_plugin): Remove.
474 (File_read::descriptor): Reopen descriptor if necessary.
475 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
476 (Plugin_manager::all_symbols_read): Add task parameter. Change
478 (Plugin_manager::get_input_file): New function.
479 (Plugin_manager::release_input_file): New function.
480 (Pluginobj::Pluginobj): Add filesize parameter and initialize
481 corresponding data member.
482 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
483 and pass to base constructor. Change all callers.
484 (get_input_file, release_input_file): New functions.
485 (make_sized_plugin_object): Add filesize parameter. Change all callers.
486 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
487 (Plugin_manager::all_symbols_read): Add task parameter.
488 (Plugin_manager::get_input_file): New function.
489 (Plugin_manager::release_input_file): New function.
490 (Plugin_manager::task_): New data member.
491 (Pluginobj::Pluginobj): Add filesize parameter.
492 (Pluginobj::filename): New function.
493 (Pluginobj::descriptor): New function.
494 (Pluginobj::filesize): New function.
495 (Pluginobj::filesize_): New data member.
496 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
497 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
498 File_read::claim_for_plugin; use Object::unlock to unlock the file.
500 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
501 with archive libraries.
502 * testsuite/Makefile.in: Regenerate.
503 * testsuite/plugin_test.c (struct sym_info): New type.
504 (get_input_file, release_input_file): New static variables.
505 (onload): Capture new transfer vector entries.
506 (claim_file_hook): Stop reading at end of file according to filesize.
507 Factor out parsing of readelf output into separate function.
508 (all_symbols_read_hook): Exercise get_input_file and release_input_file
509 APIs and get the source file name from the symbol table. Convert
510 source file name to corresponding object file name. Print info
511 message when adding new input files.
512 (parse_readelf_line): New function.
513 * testsuite/plugin_test_1.sh: Add checks for new info messages.
514 * testsuite/plugin_test_2.sh: Likewise.
515 * testsuite/plugin_test_3.sh: Likewise.
516 * testsuite/plugin_test_4.sh: New test case.
518 2009-01-07 Ian Lance Taylor <iant@google.com>
520 * version.cc (version_string): Bump to 1.8.
522 2008-12-23 Cary Coutant <ccoutant@google.com>
524 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
525 * plugin.cc (Plugin_manager::finish): Rename as
526 layout_deferred_objects. Move cleanup to separate function.
527 (Plugin_manager::cleanup): New function.
528 (Plugin_finish::run): Call layout_deferred_objects and cleanup
530 * plugin.h (Plugin_manager::finish): Rename as
531 layout_deferred_objects.
532 (Plugin_manager::cleanup): New function.
533 (Plugin_manager::cleanup_done): New field.
535 2008-12-23 Cary Coutant <ccoutant@google.com>
537 * plugin.cc (is_visible_from_outside): New function.
538 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
539 so we don't return "IR only" status for exported symbols or -r links.
541 * testsuite/Makefile.am (plugin_test_3): New test case.
542 * testsuite/Makefile.in: Regenerate.
543 * testsuite/plugin_test_3.sh: New file.
545 2008-12-22 Cary Coutant <ccoutant@google.com>
547 * object.cc (Sized_relobj::layout_section): New function.
548 (Sized_relobj::do_layout): Defer layout of input sections until after
549 plugin has provided replacement files.
550 (Sized_relobj::do_layout_deferred_sections): New function.
551 * object.h (Relobj::set_section_offset): Remove virtual keyword.
552 (Relobj::layout_deferred_sections): New function.
553 (Relobj::do_layout_deferred_sections): New function.
554 (Sized_relobj::do_layout_deferred_sections): New function.
555 (Sized_relobj::layout_section): New function.
556 (Sized_relobj::Deferred_layout): New structure.
557 (Sized_relobj::deferred_layout_): New field.
558 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
559 Change all callers. Layout deferred sections.
560 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
562 (Plugin_hook::run): Move code from do_plugin_hook inline.
563 (Plugin_hook::do_plugin_hook): Remove.
564 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
565 (Plugin_manager::finish): Renamed, was cleanup.
566 (Plugin_manager::should_defer_layout): New function.
567 (Plugin_manager::add_deferred_layout_object): New function.
568 (Plugin_manager::Deferred_layout_list): New type.
569 (Plugin_manager::deferred_layout_objects_): New field.
570 (Plugin_hook::do_plugin_hook): Remove.
572 2008-12-17 Ian Lance Taylor <iant@google.com>
574 * options.h (class General_options): Add --no case for
577 2008-12-16 Cary Coutant <ccoutant@google.com>
579 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
581 (Plugin_manager::claim_file): Create plugin object even if
582 plugin did not call the add_symbols callback.
583 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
584 asking for more symbols than were added.
585 * testsuite/Makefile.am (plugin_test_1): Add test case with
587 (empty.syms): New target.
588 * testsuite/Makefile.in: Regenerate.
589 * testsuite/plugin_test.c (claim_file_hook): Add new debug
590 message. Don't call add_symbols if no globals.
591 (all_symbols_read_hook): Don't provide replacement for empty
594 2008-12-12 Ian Lance Taylor <iant@google.com>
596 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
597 r_type == 0 for a local symbol with r_sym == 0.
598 (scan_relocatable_relocs): Pass r_sym to
599 local_non_section_strategy.
600 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
603 * configure.ac: Update test for TLS descriptors: they are
604 supported as of glibc 2.9.
605 * configure: Rebuild.
607 2008-12-11 Ian Lance Taylor <iant@google.com>
610 * target-reloc.h (Default_scan_relocatable_relocs): For each
611 function, map r_type == 0 to RELOC_DISCARD.
613 2008-12-10 Cary Coutant <ccoutant@google.com>
615 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
616 object to override a kept COMDAT group from a plugin object.
618 2008-12-09 Ian Lance Taylor <iant@google.com>
621 * yyscript.y (file_cmd): Handle INPUT.
623 * testsuite/initpri1.c: Change all declarations to be full
624 prototypes by adding void, to avoid compiler warnings.
626 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
628 * options.cc (General_options::parse_plugin_opt): New.
629 (General_options::add_plugin): The argument now is just the filename.
630 (General_options::add_plugin_option): New.
631 * options.h (plugin_opt): New.
632 (add_plugin): Change argument name.
633 (add_plugin_option): New.
634 * plugin.cc (Plugin::load): Don't parse the plugin option.
635 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
636 (Plugin::add_option): New.
637 (Plugin::args_): Change type.
638 (Plugin::filename_): New.
639 (Plugin_manager::add_plugin_option): New.
640 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
641 * testsuite/Makefile.in: Regenerate.
643 2008-12-05 Cary Coutant <ccoutant@google.com>
645 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
646 Handle --strip-lto-sections option.
647 * options.h (strip_lto_sections): New option.
649 2008-12-01 Cary Coutant <ccoutant@google.com>
651 * plugin.cc (ld_plugin_message): Change format parameter to const.
652 Fix mismatch between new[] and delete.
654 2008-11-14 Cary Coutant <ccoutant@google.com>
656 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
659 2008-11-05 Craig Silverstein <csilvers@google.com>
661 * options.cc (General_options::parse_dynamic_list): New function.
662 * options.h (General_options): New flags dynamic_list,
663 dynamic_list_data, dynamic_list_cpp_new, and
664 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
665 (General_options::in_dynamic_list): New function.
666 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
667 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
668 (Lex::can_continue_name): Likewise.
670 (read_script_file): New parameter script_options.
671 (read_dynamic_list): New function.
672 (Script_options::define_dynamic_list): New function.
673 (dynamic_list_keyword_parsecodes): New variable.
674 (dynamic_list_keywords): New variable.
675 * script.h (Script_options::define_dynamic_list): New function
677 (read_dynamic_list): New function prototype.
678 * symtab.cc (strprefix): New macro.
679 (Symbol::should_add_dynsym_entry): Support dynamic_list,
680 dynamic_list_data, dynamic_list_cpp_new, and
681 dynamic_list_cpp_typeinfo.
682 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
683 (dynamic_list_expr): New rule.
684 (dynamic_list_nodes): Likewise.
685 (dynamic_list_node): Likewise.
686 * testsuite/Makefile.am (dynamic_list): New test.
687 * testsuite/Makefile.in: Regenerated.
688 * testsuite/dynamic_list.t: New file.
689 * testsuite/dynamic_list.sh: New file.
691 2008-11-05 Craig Silverstein <csilvers@google.com>
693 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
694 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
695 (t11_last): Likewise.
696 * testsuite/ver_test_6.c (main): Likewise.
698 2008-10-07 Cary Coutant <ccoutant@google.com>
700 * options.c (General_options::finalize): Add check for -static and
702 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
705 2008-10-02 Cary Coutant <ccoutant@google.com>
707 * plugin.cc (make_sized_plugin_object): Fix conditional
708 compilation to work when not all targets are enabled.
710 2008-09-29 Cary Coutant <ccoutant@google.com>
712 * archive.cc (Archive::get_file_and_offset): Use filename instead
713 of name to get library path.
714 (Archive::include_member): Unlock external member of a thin archive.
716 * testsuite/Makefile.am (TEST_AR): New variable.
717 (thin_archive_test_1): New test.
718 (thin_archive_test_2): New test.
719 * testsuite/Makefile.in: Regenerate.
720 * testsuite/thin_archive_main.cc: New file.
721 * testsuite/thin_archive_test_1.cc: New file.
722 * testsuite/thin_archive_test_2.cc: New file.
723 * testsuite/thin_archive_test_3.cc: New file.
724 * testsuite/thin_archive_test_4.cc: New file.
726 2008-09-29 Cary Coutant <ccoutant@google.com>
728 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
729 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
731 (Sized_relobj::do_finalize_local_symbols): Likewise.
732 (Sized_relobj::map_to_kept_section): Likewise.
733 * object.h (Sized_relobj::invalid_address): New constant.
734 (Sized_relobj::do_output_section_offset): Check for invalid_address
736 * output.cc (Output_reloc::local_section_offset): Use constant
737 invalid_address instead of -1U.
738 (Output_reloc::get_address): Likewise.
739 (Output_section::output_address): Change -1U to -1ULL.
740 * output.h (Output_reloc::invalid_address): New constant.
741 * reloc.cc (Sized_relobj::write_sections): Use constant
742 invalid_address instead of -1U.
743 (Sized_relobj::relocate_sections): Likewise.
744 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
745 values for merge sections.
746 * target-reloc.h (relocate_for_relocatable): Use constant
747 invalid_address instead of -1U.
749 2008-09-19 Cary Coutant <ccoutant@google.com>
751 Add plugin functionality for link-time optimization (LTO).
752 * configure.ac (plugins): Add --enable-plugins option.
753 * configure: Regenerate.
754 * config.in: Regenerate.
755 * Makefile.am (LIBDL): New variable.
756 (CCFILES): Add plugin.cc.
757 (HFILES): Add plugin.h.
758 (ldadd_var): Add LIBDL.
759 * Makefile.in: Regenerate.
761 * archive.cc: Include "plugin.h".
762 (Archive::setup): Don't preread archive symbols when using a plugin.
763 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
764 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
766 (Archive::include_member): Add symbols from plugin objects.
767 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
768 * descriptors.cc (Descriptors::open): Check for file descriptors
769 abandoned by plugins.
770 (Descriptors::claim_for_plugin): New function.
771 * descriptors.h (Descriptors::claim_for_plugin): New function.
772 (Open_descriptor::is_claimed): New field.
773 (claim_descriptor_for_plugin): New function.
774 * fileread.cc (File_read::claim_for_plugin): New function.
775 * fileread.h (File_read::claim_for_plugin): New function.
776 (File_read::descriptor): New function.
777 * gold.cc: Include "plugin.h".
778 (queue_initial_tasks): Add task to call plugin hooks for generating
780 * main.cc: Include "plugin.h".
781 (main): Load plugin libraries.
782 * object.h (Pluginobj): Declare.
783 (Object::pluginobj): New function.
784 (Object::do_pluginobj): New function.
785 (Object::set_target): New function.
786 * options.cc: Include "plugin.h".
787 (General_options::parse_plugin): New function.
788 (General_options::General_options): Initialize plugins_ field.
789 (General_options::add_plugin): New function.
790 * options.h (Plugin_manager): Declare.
791 (General_options): Add --plugin option.
792 (General_options::has_plugins): New function.
793 (General_options::plugins): New function.
794 (General_options::add_plugin): New function.
795 (General_options::plugins_): New field.
796 * plugin.cc: New file.
797 * plugin.h: New file.
798 * readsyms.cc: Include "plugin.h".
799 (Read_symbols::do_read_symbols): Check for archive before checking
800 for ELF file. Call plugin hooks to claim files.
801 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
802 from a real object file; force override when processing replacement
804 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
805 (Symbol::init_base_object): Likewise.
806 (Symbol::init_base_output_data): Likewise.
807 (Symbol::init_base_output_segment): Likewise.
808 (Symbol::init_base_constant): Likewise.
809 (Symbol::init_base_undefined): Likewise.
810 (Symbol::output_section): Assert that object is not a plugin.
811 (Symbol_table::add_from_pluginobj): New function.
812 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
814 (Symbol_table::sized_write_globals): Likewise.
815 (Symbol_table::add_from_pluginobj): Instantiate template.
816 * symtab.h (Sized_pluginobj): Declare.
817 (Symbol::in_real_elf): New function.
818 (Symbol::set_in_real_elf): New function.
819 (Symbol::in_real_elf_): New field.
820 (Symbol_table::add_from_pluginobj): New function.
822 * testsuite/Makefile.am (AM_CFLAGS): New variable.
823 (LIBDL): New variable.
825 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
826 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
827 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
828 (MOSTLYCLEANFILES): Likewise.
829 * testsuite/Makefile.in: Regenerate.
830 * testsuite/plugin_test.c: New file.
831 * testsuite/plugin_test_1.sh: New file.
832 * testsuite/plugin_test_2.sh: New file.
834 2008-09-16 Ian Lance Taylor <iant@google.com>
836 * target-reloc.h (relocate_section): Check whether a symbol is
837 defined by the ABI before reporting an undefined symbol error.
838 * target.h (Target::is_defined_by_abi): Make parameter const.
839 (Target::do_is_defined_by_abi): Likewise.
840 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
841 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
842 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
843 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
844 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
845 * testsuite/Makefile.in: Rebuild.
847 * fileread.cc (make_view): Add casts to avoid warning.
849 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
851 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
852 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
854 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
856 * options.h (General_options::output_is_executable): New.
857 (General_options::output_is_pie): New.
858 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
859 for shared libraries.
860 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
862 2008-09-11 Chris Demetriou <cgd@google.com>
864 * options.h (origin): New -z option.
865 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
866 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
869 2008-09-05 Cary Coutant <ccoutant@google.com>
871 * fileread.cc (File_read::make_view): Add check for attempt to map
874 2008-09-05 Cary Coutant <ccoutant@google.com>
876 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
877 explicit instantiations.
879 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
882 * options.cc (General_options::finalize): Allow undefined symbols
883 in shlibs if linking -shared.
886 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
887 symbols as not needing a dynsym entry.
889 2008-08-20 Craig Silverstein <csilvers@google.com>
891 * fileread.cc (File_read::open): Do not lock the file unless it
892 was successfully opened.
894 2008-08-14 Cary Coutant <ccoutant@google.com>
896 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
897 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
898 * testsuite/tls_test.cc (struct int128): 128-bit struct
899 for testing TLS relocs with non-zero addend.
900 (v12): New TLS variable.
902 (t_last): Add check for v12.
903 * testsuite/tls_test.h (t12): New function.
904 * testsuite/tls_test_main.cc (thread_routine): Call new test.
906 2008-08-13 Ian Lance Taylor <iant@google.com>
908 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
909 set tls_segment_ or relro_segment_.
910 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
912 * output.h (Output_section::clear_is_relro): New function.
913 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
914 sections specially even when output_data_ is empty.
915 (Output_segment::maximum_alignment): When first section is relro,
916 only force alignment for PT_LOAD segments.
917 * script.cc (script_data_segment_align): New function.
918 (script_data_segment_relro_end): New function.
919 * script-c.h (script_data_segment_align): Declare.
920 (script_data_segment_relro_end): Declare.
921 * script-sections.h (class Script_sections): Declare
922 data_segment_align and data_segment_relro_end. Add fields
923 segment_align_index_ and saw_relro_end_.
924 * script-sections.cc (class Sections_element): Add set_is_relro
925 virtual function. Add new bool* parameter to place_orphan_here.
926 Add get_output_section virtual function.
927 (class Output_section_definition): Add set_is_relro. Add new
928 bool* parameter to place_orphan_here. Add get_output_section.
930 (Output_section_definition::Output_section_definition): Initialize
931 evaluated_address_, evaluated_load_address, evaluated_addralign_,
932 and is_relro_ fields.
933 (Output_section_definition::place_orphan_here): Add is_relro
935 (Output_section_definition::set_section_addresses): Set relro for
937 (Output_section_definition::alternate_constraint): Likewise.
938 (class Orphan_output_section): Add new bool* parameter to
939 place_orphan_here. Add get_output_section.
940 (Orphan_output_section::place_orphan_here): Add is_relro
942 (Script_sections::Script_sections): Initialize
943 data_segment_align_index_ and saw_relro_end_.
944 (Script_sections::data_segment_align): New function.
945 (Script_sections::data_segment_relro_end): New function.
946 (Script_sections::place_orphan): Set or clear is_relro.
947 (Script_sections::set_section_addresses): Force alignment of first
949 * yyscript.y (exp): Call script_data_segment_align and
950 script_data_segment_relro_end.
951 * testsuite/relro_script_test.t: New file.
952 * testsuite/relro_test.cc (using_script): Declare.
953 (t1, t2): Test using_script.
954 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
955 (relro_script_test_SOURCES): Define.
956 (relro_script_test_DEPENDENCIES): Define.
957 (relro_script_test_LDFLAGS): Define.
958 (relro_script_test_LDADD): Define.
959 (relro_script_test.so): New target.
960 * testsuite/Makefile.in: Rebuild.
962 2008-08-06 Cary Coutant <ccoutant@google.com>
964 * archive.cc (Archive::total_archives, Archive::total_members)
965 (Archive::total_members_loaded): New variables.
966 (Archive::setup): Add parameter. Add option to preread
968 (Archive::read_armap): Add counter.
969 (Archive::get_file_and_offset): New function.
970 (Archive::get_elf_object_for_member): New function.
971 (Archive::read_all_symbols): New function.
972 (Archive::read_symbols): New function.
973 (Archive::add_symbols): Add counters.
974 (Archive::include_all_members): Use armap to find members if it's
976 (Archive::include_member): Skip reading symbols if already read.
977 Factored code into Archive::get_file_and_offset and
978 Archive::get_elf_object_for_member. Changed call to
979 Mapfile::report_include_archive_member.
980 (Archive::print_stats): New function.
981 * archive.h: Declare Object and Read_symbols_data classes.
982 (Archive::Archive): Add initializers for new members.
983 (Archive::setup): Add parameter.
984 (Archive::print_stats): New function.
985 (Archive::total_archives, Archive::total_members)
986 (Archive::total_members_loaded): New variables.
987 (Archive::get_file_and_offset): New function.
988 (Archive::get_elf_object_for_member): New function.
989 (Archive::read_all_symbols): New function.
990 (Archive::read_symbols): New function.
991 (Archive::Archive_member): New class.
992 (Archive::members_): New member.
993 (Archive::num_members_): New member.
994 * main.cc: Include archive.h.
995 (main): Call Archive::print_stats.
996 * mapfile.cc (Mapfile::report_include_archive_member): Delete
997 archive parameter; member_name is now the fully-decorated name.
998 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
999 * options.h: (General_options): Add --preread-archive-symbols option.
1000 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1003 2008-08-04 Ian Lance Taylor <iant@google.com>
1005 * symtab.h (Symbol::use_plt_offset): New function.
1006 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1007 * powerpc.cc (Relocate::relocate): Likewise.
1008 * sparc.cc (Relocate::relocate): Likewise.
1009 * x86_64.cc (Relocate::relocate): Likewise.
1010 * testsuite/weak_plt.sh: New test.
1011 * testsuite/weak_plt_main.cc: New test.
1012 * testsuite/weak_plt_shared.cc: New test.
1013 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1014 (check_PROGRAMS): Add weak_plt.
1015 (check_DATA): Add weak_plt_shared.so.
1016 (weak_plt_main_pic.o, weak_plt): New targets.
1017 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1018 * testsuite/Makefile.in: Rebuild.
1020 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1022 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1023 * testsuite/Makefile.in: Rebuild.
1025 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1027 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1028 * Makefile.in: Regenerate.
1029 * po/POTFILES.in: Regenerate.
1031 2008-07-29 Ian Lance Taylor <iant@google.com>
1033 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1034 symbols before other symbols.
1035 * testsuite/script_test_2.cc (test_addr): Declare.
1036 (test_addr_alias): Declare.
1037 (main): Check that test_addr and test_addr_alias have the right
1039 * testsuite/script_test_2.t: Define test_addr_alias and
1042 2008-07-24 Ian Lance Taylor <iant@google.com>
1045 * descriptors.cc: New file.
1046 * descriptors.h: New file.
1047 * gold-threads.h (class Hold_optional_lock): New class.
1048 * fileread.cc: Include "descriptors.h".
1049 (File_read::~File_read): Release descriptor rather than closing
1051 (File_read::open) [file]: Call open_descriptor rather than open.
1052 Set is_descriptor_opened_.
1053 (File_read::open) [memory]: Assert that descriptor is not open.
1054 (File_read::reopen_descriptor): New function.
1055 (File_read::release): Release descriptor.
1056 (File_read::do_read): Make non-const. Reopen descriptor.
1057 (File_read::read): Make non-const.
1058 (File_read::make_view): Reopen descriptor.
1059 (File_read::do_readv): Likewise.
1060 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1061 Update declarations.
1062 * layout.cc: Include "descriptors.h".
1063 (Layout::create_build_id): Use open_descriptor rather than open.
1064 * output.cc: Include "descriptors.h".
1065 (Output_file::open): Use open_descriptor rather than open.
1066 * archive.cc (Archive::const_iterator): Change Archive to be
1068 (Archive::begin, Archive::end): Make non-const.
1069 (Archive::count_members): Likewise.
1070 * archive.h (class Archive): Update declarations.
1071 * object.h (Object::read): Make non-const.
1072 * Makefile.am (CCFILES): Add descriptors.cc.
1073 (HFILES): Add descriptors.h.
1074 * Makefile.in: Rebuild.
1077 * gold.h: Always include <clocale>. Add Solaris workarounds
1078 following code in binutils/sysdep.h.
1081 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1082 this->eh_frame_hdr_ is NULL before using it.
1084 * dynobj.cc (Versions::Versions): Update comment.
1086 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1087 the base version name.
1089 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1090 array size plus one.
1091 (Stringpool_template::set_string_offsets): Subtract one from key
1092 before using it as an array index.
1093 (Stringpool_template::get_offset_with_length): Likewise.
1094 (Stringpool_template::write_to_buffer): Likewise.
1095 * stringpool.h (Stringpool_template::get_offset_from_key):
1098 2008-07-23 Ian Lance Taylor <iant@google.com>
1101 * object.h (Merged_symbol_value::value): Do our best to handle a
1105 * script.cc (Version_script_info::get_versions): Don't add empty
1106 version tag to return value.
1107 (Version_script_info::get_symbol_version_helper): Change return
1108 type to bool. Add pversion parameter. Change all callers.
1109 (script_register_vers_node): Don't require a non-NULL tag.
1110 * script.h (class Version_script_info): Update declarations.
1111 (Version_script_info::get_symbol_version): Change return type to
1112 bool. Add version parameter. Change all callers.
1113 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1114 handling. Handle an empty version from a version script.
1115 (Symbol_table::define_special_symbol): Likewise.
1116 * testsuite/ver_test_10.script: New file.
1117 * testsuite/ver_test_10.sh: New file.
1118 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1119 (check_DATA): Add ver_test_10.syms.
1120 (ver_test_10.syms, ver_test_10.so): New target.
1121 * testsuite/Makefile.in: Rebuild.
1123 2008-07-23 Simon Baldwin <simonb@google.com>
1125 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1126 to zero for undefined symbols from dynamic libraries.
1128 2008-07-23 Ian Lance Taylor <iant@google.com>
1130 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1132 * symtab.h (class Symbol_table): Update declaration.
1133 * testsuite/ver_test_9.cc: New file.
1134 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1135 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1136 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1137 (ver_test_9.so, ver_test_9.o): New targets.
1138 * testsuite/Makefile.in: Rebuild.
1140 2008-07-22 Ian Lance Taylor <iant@google.com>
1142 * options.h (class General_options): Define --check-sections.
1143 * layout.cc (Layout::set_segment_offsets): Handle
1146 * options.h (class General_options): Define -n/--nmagic and
1148 * options.cc (General_options::finalize): For -n/--nmagic or
1149 -N/--omagic, set -static.
1150 * layout.cc (Layout::attach_allocated_section_to_segment): If
1151 -N/--omagic, don't put read-only and read-write sections in
1153 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1154 finding a read-only segment.
1155 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1156 don't set the minimum segment alignment to the common page size,
1157 and don't set the file offset to the address modulo the page size.
1158 * script-sections.cc (Script_sections::create_segments): If
1159 -n/--omagic, don't put read-only and read-write sections in
1162 * cref.cc: New file.
1164 * options.h (class General_options): Add --print-symbol-counts.
1165 * main.cc (main): Issue defined symbol report if requested.
1166 * archive.cc (Archive::interpret_header): Make into a const member
1168 (Archive::add_symbols): Call Input_objects::archive_start and
1170 (Archive::const_iterator): Define new class.
1171 (Archive::begin, Archive::end): New functions.
1172 (Archive::include_all_members): Rewrite to use iterator.
1173 (Archive::count_members): New function.
1174 * archive.h (class Archive): Update declarations.
1175 (Archive::filename): New function.
1176 * object.cc: Include "cref.h".
1177 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1178 (Sized_relobj::do_get_global_symbol_counts): New function.
1179 (Input_objects::add_object): Add object to cross-referencer.
1180 (Input_objects::archive_start): New function.
1181 (Input_objects::archive_stop): New function.
1182 (Input_objects::print_symbol_counts): New function.
1183 * object.h: Declare Cref and Archive.
1184 (Object::get_global_symbol_counts): New function.
1185 (Object::do_get_global_symbol_counts): New pure virtual function.
1186 (class Sized_relobj): Add defined_count_ field. Update
1188 (class Input_objects): Add cref_ field. Update constructor.
1189 Update declarations.
1190 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1192 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1194 (Sized_dynobj::do_get_global_symbol_counts): New function.
1195 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1196 defined_count_. Update declarations. Define Symbols typedef.
1197 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1198 parameter. Change all callers.
1199 (Symbol_table::add_from_dynobj): Add sympointers and defined
1200 parameters. Change all callers.
1201 * symtab.h (class Symbol_table): Update declarations.
1202 * Makefile.am (CCFILES): Add cref.cc.
1203 (HFILES): Add cref.h.
1204 * Makefile.in: Rebuild.
1206 2008-07-22 Simon Baldwin <simonb@google.com>
1208 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1209 to zero when writing undefined symbols.
1211 2008-07-22 Ian Lance Taylor <iant@google.com>
1213 * output.cc (Output_section::add_input_section): Don't try to
1214 merge empty merge sections.
1216 2008-07-21 Craig Silverstein <csilvers@google.com>
1218 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1219 Include symbol version in error message.
1221 2008-07-20 Chris Demetriou <cgd@google.com>
1223 * configure.ac (gold_cv_c_random_seed): New configured variable.
1224 (RANDOM_SEED_CFLAGS): New substituted variable.
1225 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1226 * configure: Rebuild.
1227 * Makefile.in: Likewise.
1228 * testsuite/Makefile.in: Likewise.
1230 2008-07-18 Ian Lance Taylor <iant@google.com>
1232 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1233 where we see NAME/NULL and NAME/VERSION as separate symbols.
1234 * testsuite/ver_test_main.cc (main): Call t4.
1235 (t4, t4_2a): Define.
1236 * testsuite/ver_test_2.cc (t4_2): Define.
1237 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1238 * testsuite/ver_test_4.cc (t4_2a): Define.
1239 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1240 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1242 2008-07-17 Ian Lance Taylor <iant@google.com>
1244 * dynobj.cc (Versions::add_def): If we give an error about a
1245 missing version, go ahead and create the version anyhow.
1247 2008-07-10 Ian Lance Taylor <iant@google.com>
1249 Handle output sections with more than 0x7fffffff bytes.
1250 * object.h (class Relobj): Change map_to_output_ to
1251 output_sections_, and just keep a section pointer. Change all
1252 uses. Move comdat group support to Sized_relobj.
1253 (Relobj::is_section_specially_mapped): Remove.
1254 (Relobj::output_section): Remove poff parameter. Change all
1256 (Relobj::output_section_offset): New function.
1257 (Relobj::set_section_offset): Rewrite.
1258 (Relobj::map_to_output): Remove.
1259 (Relobj::output_sections): New function.
1260 (Relobj::do_output_section_offset): New pure virtual function.
1261 (Relobj::do_set_section_offset): Likewise.
1262 (class Sized_relobj): Add section_offsets_ field. Add comdat
1263 group support from Relobj. Update declarations.
1264 (Sized_relobj::get_output_section_offset): New function.
1265 (Sized_relobj::do_output_section_offset): New function.
1266 (Sized_relobj::do_set_section_offset): New function.
1267 * object.cc (Relobj::output_section_address): Remove.
1268 (Sized_relobj::Sized_relobj): Initialize new fields.
1269 (Sized_relobj::include_section_group): Cast find_kept_object to
1271 (Sized_relobj::include_linkonce_section): Likewise.
1272 (Sized_relobj::do_layout): Use separate arrays for output section
1274 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1276 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1277 output_sections and section_offsets.
1278 (Sized_relobj::write_local_symbols): Likewise.
1279 (map_to_kept_section): Compute output address directly.
1280 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1281 output_sections and section_offsets.
1282 (Sized_relobj::write_sections): Likewise.
1283 (Sized_relobj::relocate_sections): Likewise.
1284 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1285 * output.h (class Output_reloc): Update declarations. Change
1286 u2_.relobj to Sized_relobj*.
1287 (class Output_data_reloc): Change add functions to use
1289 * output.cc (Output_reloc::Output_reloc): Change relobj to
1291 (Output_reloc::local_section_offset): Change return type to
1292 Elf_Addr. Use get_output_section_offset.
1293 (Output_reloc::get_address): Likewise.
1294 (Output_section::is_input_address_mapped): Don't call
1295 is_section_specially_mapped.
1296 (Output_section::output_offset): Likewise.
1297 (Output_section::output_address): Likewise.
1298 (Output_section::starting_output_address): Likewise.
1299 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1300 parameter to Sized_relobj*.
1301 (Copy_relocs::need_copy_reloc): Likewise.
1302 (Copy_relocs::save): Likewise.
1303 * copy-relocs.h (class Copy_relocs): Update declarations.
1304 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1305 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1306 * target-reloc.h (relocate_for_relocatable): Change
1307 offset_in_output_section type to Elf_Addr. Change code that uses
1309 * layout.cc (Layout::layout): Always set *off.
1310 * mapfile.cc (Mapfile::print_input_section): Use
1311 output_section_offset.
1312 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1314 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1315 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1316 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1318 2008-07-03 Ian Lance Taylor <iant@google.com>
1320 * layout.cc (Layout::include_section): Do not discard unrecognized
1321 SHT_STRTAB sections.
1323 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1325 * script.cc (Lex::can_continue_name): Make '?' allowable in
1326 version-script names.
1327 * testsuite/version_script.map: Change glob pattern to use '?'
1329 2008-06-30 Manish Singh <yosh@gimp.org>
1332 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1335 2008-06-30 Ian Lance Taylor <iant@google.com>
1339 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1340 versions]: Don't try to read the value in the contents, since we
1341 don't use it. Use the template endianness when writing.
1343 2008-06-25 Cary Coutant <ccoutant@google.com>
1345 * fileread.cc (File_read::make_view): Assert on zero-length view.
1346 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1347 symbol table when there are no symbols to read.
1349 2008-06-23 Craig Silverstein <csilvers@google.com>
1351 * version.cc (version_string): Bump to 1.7
1353 2008-06-18 Craig Silverstein <csilvers@google.com>
1355 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1356 constant 0xFFFF to type Valtype.
1357 (Powerpc_relocate_functions::rel16_ha): Likewise.
1359 2008-06-17 Ian Lance Taylor <iant@google.com>
1361 * output.h (Output_section::Input_section): Initialize p2align_ to
1362 zero for Output_section_data constructors.
1363 (Output_section::Input_section::addralign): If not an input
1364 section, return the alignment of the Output_section_data.
1365 * testsuite/copy_test.cc: New file.
1366 * testsuite/copy_test_1.cc: New file.
1367 * testsuite/copy_test_2.cc: New file.
1368 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1369 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1370 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1371 (copy_test_1_pic.o, copy_test_1.so): New targets.
1372 (copy_test_2_pic.o, copy_test_2.so): New targets.
1373 * testsuite/Makefile.in: Rebuild.
1375 * script-sections.cc (Script_sections::place_orphan): Initialize
1376 local variable exact.
1378 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1380 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1382 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1383 David S. Miller <davem@davemloft.net>
1385 * powerpc.cc: New file.
1386 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1387 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1388 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1389 * Makefile.in: Rebuild.
1391 2008-06-09 Ian Lance Taylor <iant@google.com>
1393 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1395 (throwing, orig_terminate): New static variables.
1396 (terminate_handler): New static function.
1397 (t2): Set terminate handler.
1399 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1402 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1405 2008-05-30 Cary Coutant <ccoutant@google.com>
1407 * archive.cc (Archive::include_all_members) Correct to step
1408 over symbol table and extended name table in thin archives.
1410 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1413 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1416 2008-05-28 Caleb Howe <cshowe@google.com>
1418 * reduced_debug_output.cc: New file.
1419 * reduced_debug_output.h: New file.
1420 * options.h (class General_options): Add --strip-debug-non-line.
1421 * options.cc (General_options::finalize): Add strip_debug_non_line
1422 to the strip heirarchy.
1423 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1425 * layout.cc: Include "reduced_debug_output.h".
1426 (Layout::Layout): Initialize new fields.
1427 (line_only_debug_sections): New static array.
1428 (is_lines_only_debug_sections): New static inline function.
1429 (Layout::include_section): Handle --strip-debug-non-line.
1430 (Layout::make_output_section): If --strip-debug-non-line, build
1431 new output sections for .debug_abbrev and .debug_info.
1432 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1433 gold. Warn about possible overflow.
1434 (read_signed_LEB_128): Likewise.
1435 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1436 (read_signed_LEB_128): Declare.
1437 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1438 (HFILES): Add reduced_debug_output.h.
1439 * Makefile.in: Rebuild.
1441 2008-05-21 Ian Lance Taylor <iant@google.com>
1443 * mapfile.cc: New file.
1444 * mapfile.h: New file.
1445 * options.h (class General_options): Add -M/--print-map and -Map.
1446 * options.cc (General_options::finalize): Make -M equivalent to
1448 * main.cc: Include <cstdio> and "mapfile.h".
1449 (main): Open mapfile if requested.
1450 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1451 constructor. Change caller.
1452 (queue_initial_tasks): Add mapfile parameter. Change caller.
1453 (queue_middle_tasks): Likewise.
1454 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1456 * archive.cc: Include "mapfile.h".
1457 (Archive::add_symbols): Add mapfile parameter. Change all
1458 callers. Pass mapfile, symbol, and reason to include_member.
1459 (Archive::include_all_members): Add mapfile parameter. Change all
1461 (Archive::include_member): Add mapfile, sym, and why parameters.
1462 Change all callers. Report inclusion to map file.
1463 * archive.h: Include "fileread.h".
1464 (class Archive): Update declarations.
1465 (Archive::file): New const method.
1466 (class Add_archive_symbols): Add mapfile_ field. Update
1467 constructor. Change all callers.
1468 * readsyms.h (class Read_symbols): Likewise.
1469 (class Finish_group): Likewise.
1470 (class Read_script): Likewise.
1471 * common.cc: Include "mapfile.h".
1472 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1474 (Symbol_table::do_allocate_commons): Likewise.
1475 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1476 symbol allocation to mapfile.
1477 * common.h (class Allocate_commons_task): Add mapfile_ field.
1478 Update constructor. Change all callers.
1479 * symtab.h (class Symbol_table): Update declarations.
1480 * layout.cc: Include "mapfile.h".
1481 (Layout_task_runner::run): Print information to mapfile.
1482 (Layout::create_gold_note): Change Output_data_fixed_space to
1483 Output_data_zero_fill.
1484 (Layout::create_build_id): Likewise.
1485 (Layout::print_to_mapfile): New function.
1486 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1487 constructor. Change caller.
1488 (class Layout): Declare print_to_mapfile.
1489 * output.cc (Output_section::Input_section::print_to_mapfile): New
1491 (Output_section::add_input_section): If producing a map, always
1492 add to input_sections_ list.
1493 (Output_section::do_print_to_mapfile): New function.
1494 (Output_segment::print_sections_to_mapfile): New function.
1495 (Output_segment::print_section_list_to_mapfile): New function.
1496 * output.h: Include "mapfile.h".
1497 (Output_data::print_to_mapfile): New function.
1498 (Output_data::do_print_to_mapfile): New virtual function.
1499 (Output_segment_headers::do_print_to_mapfile): New function.
1500 (Output_file_header::do_print_to_mapfile): New function.
1501 (Output_data_const::do_print_to_mapfile): New function.
1502 (class Output_data_const_buffer): Add map_name_ field. Update
1503 constructor. Change all callers. Add do_print_to_mapfile
1505 (class Output_data_fixed_space): Likewise.
1506 (class Output_data_space): Likewise.
1507 (class Output_data_zero_fill): New class.
1508 (Output_data_strtab::do_print_to_mapfile): New function.
1509 (Output_data_reloc_base::do_print_to_mapfile): New function.
1510 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1511 (Output_data_group::do_print_to_mapfile): New function.
1512 (Output_data_got::do_print_to_mapfile): New function.
1513 (Output_data_dynamic::do_print_to_mapfile): New function.
1514 (Output_symtab_xindex::do_print_to_mapfile): New function.
1515 (class Output_section): Declare do_print_to_mapflie. Declare
1516 print_to_mapfile in Input_section.
1517 (class Output_segment): Declare new functions.
1518 * object.h (Sized_relobj::symbol_count): New function.
1519 * script-sections.cc
1520 (Output_section_element_dot_assignment::set_section_addresses):
1521 Change Output_data_fixed_space to Output_data_zero_fill.
1522 (Output_data_expression::do_print_to_mapfile): New function.
1523 * script.cc (read_input_script): Add mapfile parameter. Change
1525 * script.h (read_input_script): Update declaration.
1526 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1527 (Eh_frame::do_print_to_mapfile): New function.
1528 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1529 (Output_merge_string::do_print_to_mapfile): New function.
1530 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1532 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1534 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1536 * Makefile.am (CCFILES): Add mapfile.cc.
1537 (HFILES): Add mapfile.h.
1538 * Makefile.in: Rebuild.
1540 2008-05-19 Ian Lance Taylor <iant@google.com>
1542 * options.h (class General_options): Add -z relro.
1543 * layout.cc (Layout::Layout): Initialize relro_segment_.
1544 (Layout::add_output_section_data): Return the output section.
1545 (Layout::make_output_section): Rcognize relro sections and mark
1547 (Layout::attach_allocated_section_to_segment): Put relro sections
1548 in a PT_GNU_RELRO segment.
1549 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1551 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1553 (Layout::linkonce_mapping): Map d.rel.ro.local to
1555 (Layout::output_section_name): Us .data.rel.ro.local for any
1556 section which begins with that.
1557 * layout.h (class Layout): Update add_output_section_data
1558 declaration. Add relro_segment_ field.
1559 * output.cc (Output_section::Output_section): Initialize is_relro_
1560 and is_relro_local_ fields.
1561 (Output_segment::add_output_section): Group relro sections.
1562 (Output_segment::is_first_section_relro): New function.
1563 (Output_segment::maximum_alignment): If there is a relro section,
1564 align the segment to the common page size.
1565 (Output_segment::set_section_addresses): Track whether we are
1566 looking at relro sections. If the last section is a relro
1567 section, align to the common page size.
1568 (Output_segment::set_section_list_addresses): Add in_relro
1569 parameter. Change all callers. Align to the page size when
1570 moving from relro to non-relro section.
1571 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1573 * output.h (class Output_section): Add is_relro_ and
1574 is_relro_local_ fields.
1575 (Output_section::is_relro): New function.
1576 (Output_section::set_is_relro): New function.
1577 (Output_section::is_relro_local): New function.
1578 (Output_section::set_is_relro_local): New function.
1579 (class Output_segment): Update declarations.
1580 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1581 * sparc.cc (Target_sparc::got_section): Likewise.
1582 * x86_64.cc (Target_x86_64::got_section): Likewise.
1583 * testsuite/relro_test_main.cc: New file.
1584 * testsuite/relro_test.cc: New file.
1585 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1586 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1587 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1588 (relro_test.so, relro_test_pic.o): New targets.
1589 * testsuite/Makefile.in: Rebuild.
1591 2008-05-16 Ian Lance Taylor <iant@google.com>
1593 * output.cc (Output_segment::add_output_section): Remove front
1595 * output.h (class Output_segment): Remove
1596 add_initial_output_section and overloaded add_output_section.
1597 Update declaration of remaining add_output_section.
1598 * layout.cc (Layout::create_interp): Call add_output_section
1599 rather than add_initial_output_section.
1600 (Layout::finish_dynamic_section): Likewise.
1602 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1603 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1604 know the dynamic type.
1605 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1606 field. Initialize it in constructor.
1607 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1608 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1609 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1612 * output.cc (Output_reloc::get_address): Change return type to
1614 * output.h (class Output_reloc): Update get_address declaration.
1615 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1616 for section addresses.
1618 2008-05-09 Ian Lance Taylor <iant@google.com>
1621 * gold.cc (gold_nomem): Use return value of write.
1623 2008-05-08 Ian Lance Taylor <iant@google.com>
1625 * symtab.c (Symbol::init_base_output_data): Add version
1626 parameter. Change all callers.
1627 (Symbol::init_base_output_segment): Likewise.
1628 (Symbol::init_base_constant): Likewise.
1629 (Symbol::init_base_undefined): Likewise.
1630 (Sized_symbol::init_output_data): Likewise.
1631 (Sized_symbol::init_output_segment): Likewise.
1632 (Sized_symbol::init_constant): Likewise.
1633 (Sized_symbol::init_undefined): Likewise.
1634 (Symbol_table::do_define_in_output_data): If the new symbol has a
1635 version, mark it as the default.
1636 (Symbol_table::do_define_in_output_segment): Likewise.
1637 (Symbol_table::do_define_as_constant): Likewise.
1638 * symtab.h (class Symbol): Update declarations.
1639 (class Sized_symbol): Likewise.
1640 * resolve.cc (Symbol::override_version): New function.
1641 (Symbol::override_base): Call override_version.
1642 (Symbol::override_base_with_special): Likewise.
1643 * testsuite/ver_script_8.script: New file.
1644 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1645 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1646 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1647 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1649 2008-05-06 Ian Lance Taylor <iant@google.com>
1652 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1654 (class General_options): Remove existing --undefined, and add
1655 --no-undefined instead. Add new --undefined as synonym for -u.
1656 * archive.cc (Archive::add_symbols): Check whether symbol was
1658 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1659 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1660 all uses. Add IS_UNDEFINED. Update declarations to split
1661 different versions of init_base. Declare init_base_undefined.
1662 (Symbol::is_defined): Handle IS_UNDEFINED.
1663 (Symbol::is_undefined): Likewise.
1664 (Symbol::is_weak_undefined): Call is_undefined.
1665 (Symbol::is_absolute): Handle IS_CONSTANT.
1666 (class Sized_symbol): Update declarations to split different
1667 versions of init. Declare init_undefined.
1668 (class Symbol_table): Declare new functions.
1669 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1671 (Symbol::init_base_output_data): Likewise.
1672 (Symbol::init_base_output_segment): Likewise.
1673 (Symbol::init_base_constant): Likewise.
1674 (Symbol::init_base_undefined): New function.
1675 (Sized_symbol::init_object): Rename from init. Change all
1677 (Sized_symbol::init_output_data): Likewise.
1678 (Sized_symbol::init_output_segment): Likewise.
1679 (Sized_symbol::init_constant): Likewise.
1680 (Sized_symbol::init_undefined): New function.
1681 (Symbol_table::add_undefined_symbols_from_command_line): New
1683 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1685 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1686 (Symbol::output_section): Likewise.
1687 (Symbol::set_output_section): Likewise.
1688 (Symbol_table::sized_finalize_symbol): Likewise.
1689 (Symbol_table::sized_write_globals): Likewise.
1690 * resolve.cc (Symbol_table::should_override): Likewise.
1691 (Symbol::override_base_with_special): Likewise.
1693 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1694 symbol, change it to have default visibility.
1695 * testsuite/protected_1.cc: New file.
1696 * testsuite/protected_2.cc: New file.
1697 * testsuite/protected_3.cc: New file.
1698 * testsuite/protected_main_1.cc: New file.
1699 * testsuite/protected_main_2.cc: New file.
1700 * testsuite/protected_main_3.cc: New file.
1701 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1702 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1703 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1704 (protected_1.so): New target.
1705 (protected_1_pic.o, protected_2_pic.o): New targets.
1706 (protected_3_pic.o): New target.
1707 (check_PROGRAMS): Add protected_2.
1708 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1709 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1710 * testsuite/Makefile.in: Rebuild.
1712 * options.h (DEFINE_var): Add set_user_set_##varname__.
1713 (DEFINE_bool_alias): New macro.
1714 (class General_options): Define -Bstatic using DEFINE_bool_alias
1715 rather than DEFINE_special. Add --undefined as an alias for -z
1717 * options.cc (General_options::parse_Bstatic): Remove.
1719 * options.h (class General_options): Add --fatal-warnings.
1720 * main.cc (main): Implement --fatal-warnings.
1721 * errors.h (Errors::warning_count): New function.
1723 * options.h (class General_options): Add -Bsymbolic-functions.
1724 * symtab.h (Symbol::is_preemptible): Check for
1725 -Bsymbolic-functions.
1727 2008-05-05 Ian Lance Taylor <iant@google.com>
1729 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1730 as noVARNAME rather than no-VARNAME.
1731 (class General_options): Add option -z combreloc.
1732 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1734 (Output_reloc::sort_before) [SHT_REL]: New function.
1735 (Output_reloc::sort_before) [SHT_RELA]: New function.
1736 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1737 Sort_relocs_comparison.
1738 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1739 parameter. Change all callers.
1740 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1741 sort_relocs parameter. Change all callers.
1742 * output.cc (Output_reloc::get_address): New function, broken out
1744 (Output_reloc::write_rel): Call it.
1745 (Output_reloc::compare): New function.
1746 (Output_data_reloc_base::do_write): Optionally sort relocs.
1748 * configure.ac: If targ_extra_obj is set, link it in.
1749 * configure.tgt: Initialize all variables.
1750 (x86_64*): Set targ_extra_obj and targ_extra_size.
1751 * configure: Rebuild.
1753 * object.cc (Sized_relobj::include_section_group): Adjust section
1754 indexes read from group data. Build vector to pass to
1756 * layout.cc (Layout::layout_group): Add flags and shndxes
1757 parameters. Remove contents parameter. Change caller. Update
1758 explicit instantiations.
1759 * layout.h (class Layout): Update layout_group declaration.
1760 * output.cc (Output_data_group::Output_data_group): Add flags and
1761 input_shndxes parameters. Remove contents parameter. Change
1763 (Output_data_group::do_write): Change input_sections_ to
1765 * output.h (class Output_data_group): Update constructor
1766 declaration. Rename input_sections_ to input_shndxes_.
1767 * testsuite/many_sections_test.cc: Add template.
1769 2008-04-30 Cary Coutant <ccoutant@google.com>
1771 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1773 * layout.cc (Layout::include_section): Refactored check for debug
1775 (Layout::add_comdat): Add new parameters. Change type
1776 of signature parameter. Add object and shndx to signatures table.
1777 (Layout::find_kept_object): New function.
1778 * layout.h: Include <cstring>.
1779 (Layout::is_debug_info_section): New function.
1780 (Layout::add_comdat): Add new parameters.
1781 (Layout::find_kept_object): New function.
1782 (Layout::Kept_section): New struct.
1783 (Layout::Signatures): Change type of map range.
1784 * object.cc (Relobj::output_section_address): New function.
1785 (Sized_relobj::include_section_group): Add new parameters. Change
1786 calls to Layout::add_comdat. Change to build table of kept comdat
1787 groups and table mapping discarded sections to kept sections.
1788 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1789 (Sized_relobj::do_layout): Change calls to include_section_group and
1790 include_linkonce_section.
1791 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1792 value to zero when section is discarded.
1793 (Sized_relobj::map_to_kept_section): New function.
1794 * object.h (Relobj::output_section_address): New function.
1795 (Relobj::Comdat_group): New type.
1796 (Relobj::find_comdat_group): New function.
1797 (Relobj::Comdat_group_table): New type.
1798 (Relobj::Kept_comdat_section): New type.
1799 (Relobj::Kept_comdat_section_table): New type.
1800 (Relobj::add_comdat_group): New function.
1801 (Relobj::set_kept_comdat_section): New function.
1802 (Relobj::get_kept_comdat_section): New function.
1803 (Relobj::comdat_groups_): New field.
1804 (Relobj::kept_comdat_sections_): New field.
1805 (Symbol_value::input_value): Update comment.
1806 (Sized_relobj::map_to_kept_section) New function.
1807 (Sized_relobj::include_linkonce_section): Add new parameter.
1808 * target-reloc.h (Comdat_behavior): New type.
1809 (get_comdat_behavior): New function.
1810 (relocate_section): Add code to map a discarded section to the
1811 corresponding kept section when applying a relocation.
1813 2008-04-30 Craig Silverstein <csilvers@google.com>
1815 * dwarf_reader.cc (next_generation_count): New static var.
1816 (Addr2line_cache_entry): New struct.
1817 (addr2line_cache): New static var.
1818 (Dwarf_line_info::one_addr2line): Added caching.
1819 (Dwarf_line_info::clear_addr2line_cache): New function.
1820 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1821 cache-size parameter.
1822 (Dwarf_line_info::one_addr2line_cache): New function.
1823 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1824 new cache-size argument to one_addr2line(), and clear cache.
1826 2008-04-28 Cary Coutant <ccoutant@google.com>
1828 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1829 R_386_PC8 relocations.
1831 2008-04-23 Ian Lance Taylor <iant@google.com>
1833 * object.cc (Sized_relobj::include_section_group): Check for
1834 invalid section group.
1836 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1839 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1840 than read for file header.
1841 * archive.cc (Archive::include_member): Likewise.
1843 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1845 * aclocal.m4: Regenerate.
1846 * configure: Regenerate.
1848 2008-04-19 Ian Lance Taylor <iant@google.com>
1850 * version.cc (version_string): Bump to 1.6.
1852 * testsuite/Makefile.am (many_sections_r_test): New target.
1853 (many_sections_r_test_SOURCES): Remove.
1854 (many_sections_r_test_DEPENDENCIES): Remove.
1855 (many_sections_r_test_LDFLAGS): Remove.
1856 (many_sections_r_test_LDADD): Remove.
1858 * object.cc (Sized_relobj::do_add_symbols): Always pass
1859 local_symbol_count_ to add_from_relobj.
1861 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1862 every thousand variables.
1863 * testsuite/Makefile.in: Rebuild.
1865 * object.cc (Xindex::initialize_symtab_xindex): New function.
1866 (Xindex::read_symtab_xindex): New function.
1867 (Xindex::sym_xindex_to_shndx): New function.
1868 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1870 (Sized_relobj::do_initialize_xindex): New function.
1871 (Sized_relobj::do_read_symbols): Adjust section links.
1872 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1873 parameter. Change all callers.
1874 (Sized_relobj::include_section_group): Adjust section links and
1875 symbol section indexes.
1876 (Sized_relobj::do_layout): Adjust section links.
1877 (Sized_relobj::do_count_local_symbols): Adjust section links and
1878 symbol section indexes.
1879 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1880 ordinary and special symbols.
1881 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1882 dynsym_xindex parameters. Change all callers. Adjust section
1883 links. Use SHN_XINDEX when needed.
1884 (Sized_relobj::get_symbol_location_info): Adjust section links.
1885 Don't get fooled by special symbols.
1886 * object.h (class Xindex): Define.
1887 (class Object): Add xindex_ parameter. Declare virtual functoin
1888 do_initialize_xindex.
1889 (Object::adjust_sym_shndx): New function.
1890 (Object::set_xindex): New protected function.
1891 (class Symbol_value): Add is_ordinary_shndx_ field.
1892 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1893 (Symbol_value::value): Assert ordinary section.
1894 (Symbol_value::initialize_input_to_output_map): Likewise.
1895 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1897 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1899 (class Sized_relobj): Update declarations.
1900 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1901 parameter. Change all callers.
1902 (Sized_relobj::adjust_shndx): New function.
1903 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1905 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1906 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1907 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1908 (Sized_dynobj::read_dynsym_section): Adjust section links.
1909 (Sized_dynobj::read_dynamic): Likewise.
1910 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1912 (Sized_dynobj::do_initialize_xindex): New function.
1913 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1914 do_initialize_xindex.
1915 (Sized_dynobj::adjust_shndx): New function.
1916 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1917 dynsym_xindex_ fields.
1918 (Layout::finalize): Add a call to set_section_indexes before
1919 creating the symtab sections.
1920 (Layout::set_section_indexes): Don't do anything if the section
1921 already has a section index.
1922 (Layout::create_symtab_sections): Add shnum parameter. Change
1923 caller. Create .symtab_shndx section if needed.
1924 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1926 (Layout::allocated_output_section_count): New function.
1927 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1929 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1930 fields. Update declarations.
1931 (Layout::symtab_xindex): New function.
1932 (Layout::dynsym_xindex): New function.
1933 (class Write_symbols_task): Add layout_ field.
1934 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1936 * output.cc (Output_section_headers::Output_section_headers): Add
1937 shstrtab_section parameter. Change all callers.
1938 (Output_section_headers::do_sized_write): Store overflow values
1939 for section count and section string table section index in
1940 section header zero.
1941 (Output_file_header::do_sized_write): Check for overflow of
1942 section count and section string table section index.
1943 (Output_symtab_xindex::do_write): New function.
1944 (Output_symtab_xindex::endian_do_write): New function.
1945 * output.h (class Output_section_headers): Add shstrtab_section_.
1946 Update declarations.
1947 (class Output_symtab_xindex): Define.
1948 (Output_section::has_out_shndx): New function.
1949 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1951 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1953 (Sized_symbol::init): Likewise.
1954 (Symbol::output_section): Check for ordinary symbol.
1955 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1956 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1958 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1959 Change all callers. Simplify handling of symbols from sections
1960 not included in the link.
1961 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1963 (Weak_alias_sorter::operator()): Assert that symbols are
1965 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1967 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1968 parameters. Change all callers.
1969 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1970 symbol distinction. Use SHN_XINDEX when needed.
1971 (Symbol_table::write_section_symbol): Add symtab_xindex
1972 parameter. Change all callers.
1973 (Symbol_table::sized_write_section_symbol): Likewise. Use
1974 SHN_XINDEX when needed.
1975 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1977 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1978 (Symbol::is_defined): Check is_ordinary.
1979 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1980 (Symbol::is_absolute, Symbol::is_common): Likewise.
1981 (class Sized_symbol): Update declarations.
1982 (class Symbol_table): Update declarations.
1983 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1984 parameters. Change all callers.
1985 (Sized_symbol::override): Likewise.
1986 (Symbol_table::override): Likewise.
1987 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1988 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1989 is_ordinary, and orig_st_shndx parameters. Change all callers.
1990 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1991 to be in an ordinary section.
1992 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1993 object and is_ordinary parameters. Change all callers.
1994 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1995 Change all callers. Don't add undefined or non-ordinary symbols
1997 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1999 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2001 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2002 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2003 (Sized_relobj::relocate_sections): Likewise.
2004 * target-reloc.h (scan_relocs): Adjust section symbol index.
2005 (scan_relocatable_relocs): Likewise.
2006 * i386.cc (Scan::local): Check for ordinary symbols.
2007 * sparc.cc (Scan::local): Likewise.
2008 * x86_64.cc (Scan::local): Likewise.
2009 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2010 to symbol_section_and_value.
2011 * testsuite/many_sections_test.cc: New file.
2012 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2013 (check_PROGRAMS): Add many_sections_test.
2014 (many_sections_test_SOURCES): Define.
2015 (many_sections_test_DEPENDENCIES): Define.
2016 (many_sections_test_LDFLAGS): Define.
2017 (BUILT_SOURCES): Add many_sections_define.h.
2018 (many_sections_define.h): New target.
2019 (BUILT_SOURCES): Add many_sections_check.h.
2020 (many_sections_check.h): New target.
2021 (check_PROGRAMS): Add many_sections_r_test.
2022 (many_sections_r_test_SOURCES): Define.
2023 (many_sections_r_test_DEPENDENCIES): Define.
2024 (many_sections_r_test_LDFLAGS): Define.
2025 (many_sections_r_test_LDADD): Define.
2026 (many_sections_r_test.o): New target.
2027 * testsuite/Makefile.in: Rebuild.
2029 2008-04-17 Cary Coutant <ccoutant@google.com>
2031 * errors.cc (Errors::info): New function.
2032 (gold_info): New function.
2033 * errors.h (Errors::info): New function.
2034 * gold.h (gold_info): New function.
2035 * object.cc (Input_objects::add_object): Print trace output.
2036 * options.cc (options::parse_set): New function.
2037 (General_options::parse_wrap): Deleted.
2038 (General_options::General_options): Deleted initializer.
2039 * options.h (options::String_set): New typedef.
2040 (options::parse_set): New function.
2041 (DEFINE_set): New macro.
2042 (General_options::wrap): Changed to use DEFINE_set. Changed
2043 callers of any_wrap_symbols and is_wrap_symbol.
2044 (General_options::trace, General_options::trace_symbol):
2046 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2047 (General_options::wrap_symbols_): Deleted.
2048 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2050 2008-04-17 David S. Miller <davem@davemloft.net>
2052 * options.cc (General_options::parse_V): New function.
2053 * options.h: Add entries for -V and -Qy.
2055 2008-04-17 Ian Lance Taylor <iant@google.com>
2057 * common.cc (Symbol_table::allocate_commons): Remove options
2058 parameter. Change caller.
2059 (Symbol_table::do_allocate_commons): Remove options parameter.
2060 Change caller. Just call do_allocate_commons_list twice.
2061 (Symbol_table::do_allocate_commons_list): New function, broken out
2062 of do_allocate_commons.
2063 * common.h (class Allocate_commons_task): Remove options_ field.
2065 * symtab.cc (Symbol_table::Symbol_table): Initialize
2067 (Symbol_table::add_from_object): Put TLS common symbols on
2069 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2070 which are IN_OUTPUT_DATA.
2071 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2072 allocate_commons and do_allocate_commons declarations. Declare
2073 do_allocate_commons_list.
2074 * gold.cc (queue_middle_tasks): Update creation of
2075 Allocate_commons_task to not pass options.
2076 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2077 (TLS_TEST_C_FLAGS): New variable.
2078 (tls_test_c_pic.o): New target.
2079 (tls_test_shared.so): Link in tls_test_c_pic.o.
2080 (tls_test_c_pic_ie.o): New target.
2081 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2082 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2083 (tls_test_c.o): New target.
2084 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2085 (tls_pic_test_LDADD): Likewise.
2086 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2087 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2088 (tls_test_c_gnu2.o): New target.
2089 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2091 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2092 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2093 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2094 * testsuite/tls_test.cc: Include "config.h".
2095 (t_last): Call t11_last.
2096 * testsuite/tls_test.h (t11, t11_last): Declare.
2097 * testsuite/tls_test_c.c: New file.
2098 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2099 * configure.ac: Check for OpenMP support.
2100 * configure, config.in, Makefile.in: Rebuild.
2101 * testsuite/Makefile.in: Rebuild.
2103 2008-04-16 Cary Coutant <ccoutant@google.com>
2105 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2106 (Target_i386::tls_base_symbol_defined_): New field.
2107 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2108 (Target_i386::Scan::global): Likewise.
2109 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2110 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2111 (Target_x86_64::tls_base_symbol_defined_): New field.
2112 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2113 (Target_x86_64::Scan::global): Likewise.
2115 2008-04-16 Cary Coutant <ccoutant@google.com>
2117 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2118 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2119 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2120 building shared libraries.
2121 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2122 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2123 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2124 * testsuite/Makefile.in: Rebuild.
2125 * testsuite/weak_undef.h: New file.
2126 * testsuite/weak_undef_file1.cc: Add extra test cases.
2127 * testsuite/weak_undef_file2.cc: Likewise.
2128 * testsuite/weak_undef_test.cc: Likewise.
2130 2008-04-16 David S. Miller <davem@davemloft.net>
2132 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2133 Add issued_non_pic_error_ field. Declare check_non_pic.
2134 (Target_sparc::Scan::check_non_pic): New function.
2135 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2136 (Target_sparc::Scan::global): Likewise.
2138 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2139 * configure: Rebuild.
2141 * options.h (DEFINE_enable): New macro.
2142 (new_dtags): New enable option.
2143 (initfirst, interpose, loadfltr, nodefaultlib,
2144 nodelete, nodlopen, nodump): New -z options.
2145 * layout.cc (Layout:finish_dynamic_section): If new
2146 dtags enabled, emit DT_RUNPATH. Also, emit a
2147 DT_FLAGS_1 containing any specified -z flags.
2149 2008-04-16 Ian Lance Taylor <iant@google.com>
2151 * copy-relocs.cc: New file.
2152 * copy-relocs.h: New file.
2153 * reloc.cc: Remove Copy_relocs code.
2154 * reloc.h: Likewise.
2155 * reloc-types.h (struct Reloc_types) [both versions]: Add
2156 get_reloc_addend_noerror.
2157 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2158 variants of add_global which take an addend which must be zero.
2159 * i386.cc: Include "copy-relocs.h".
2160 (class Target_i386): Change type of copy_relocs_ to variable,
2162 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2164 (Target_i386::do_finalize_sections): Change handling of
2166 * sparc.cc: Include "copy-relocs.h".
2167 (class Target_sparc): Change type of copy_relocs_ to variable,
2169 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2171 (Target_sparc::do_finalize_sections): Change handling of
2173 * x86_64.cc: Include "copy-relocs.h".
2174 (class Target_x86_64): Change type of copy_relocs_ to variable,
2176 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2177 class. Change all callers.
2178 (Target_x86_64::do_finalize_sections): Change handling of
2180 * Makefile.am (CCFILES): Add copy-relocs.cc.
2181 (HFILES): Add copy-relocs.h.
2183 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2185 * testsuite/script_test_4.sh: Permit leading zeroes.
2187 2008-04-15 Ian Lance Taylor <iant@google.com>
2189 * script-sections.cc (Script_sections::create_segments): Use
2190 header_size_adjustment even when there is enough room for the
2192 * testsuite/script_test_4.sh: New file.
2193 * testsuite/script_test_4.t: New file.
2194 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2195 (check_DATA): Add script_test_4.stdout.
2196 (MOSTLYCLEANFILES): Likewise.
2197 (script_test_4): New target.
2198 (script_test_4.stdout): New target.
2199 * testsuite/Makefile.in: Rebuild.
2201 * sparc.cc: Add definitions for Output_data_plt_sparc class
2204 2008-04-14 David S. Miller <davem@davemloft.net>
2206 * sparc.cc: New file.
2207 * Makefile.am (TARGETSOURCES): Add sparc.cc
2208 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2209 * configure.tgt: Document targ_extra_size and
2210 targ_extra_big_endian. Add entries for sparc-* and
2212 * configure.ac: Handle targ_extra_size and
2213 targ_extra_big_endian.
2214 * Makefile.in: Rebuild.
2215 * configure: Likewise.
2216 * po/POTFILES.in: Likewise.
2217 * po/gold.pot: Likewise.
2219 2008-04-14 Ian Lance Taylor <iant@google.com>
2221 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2222 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2223 in the name/type/flags to section mapping. Don't call
2224 allocate_output_section.
2225 (Layout::choose_output_section): Change parameter from adjust_name
2226 to is_input_section. Don't permit input sections after sections
2227 are attached to segments. Don't call allocate_output_section.
2228 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2229 not write_enable_output_section.
2230 (Layout::make_output_section): Don't push to
2231 unattached_section_list_ nor call attach_to_segment. Call
2232 attach_section_to_segment if sections are attached.
2233 (Layout::attach_sections_to_segments): New function.
2234 (Layout::attach_section_to_segment): New function.
2235 (Layout::attach_allocated_section_to_segment): Rename from
2236 attach_to_segment. Remove flags parameter.
2237 (Layout::allocate_output_section): Remove function.
2238 (Layout::write_enable_output_section): Remove function.
2239 * layout.h (class Layout): Update for above changes. Add new
2240 field sections_are_attached_.
2241 * output.h (Output_section::update_flags_for_input_section): New
2243 * output.cc (Output_section::add_input_section): Call
2244 update_flags_for_input_section.
2245 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2247 2008-04-11 Cary Coutant <ccoutant@google.com>
2249 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2250 thought unnecessary.
2251 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2253 2008-04-11 Ian Lance Taylor <iant@google.com>
2255 * output.h (class Output_section_data): Remove inline definition
2257 * output.cc (Output_section_data::set_addralign): New function.
2259 2008-04-11 Cary Coutant <ccoutant@google.com>
2261 Add support for TLS descriptors for i386 and x86_64.
2262 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2263 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2264 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2266 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2267 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2268 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2270 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2271 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2272 Fix problem with initial-exec relocations.
2273 (Target_i386::Relocate::relocate_tls): Likewise.
2274 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2276 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2277 support for section-plus-offset dynamic table entries.
2278 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2279 (Output_data_dynamic::Dynamic_entry): Add support for
2280 section-plus-offset dynamic table entries.
2281 (Output_data_dynamic::Classification): Likewise.
2282 (Output_data_dynamic::classification_): Renamed offset_.
2283 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2284 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2285 (Target_x86_64::make_plt_section): New function.
2286 (Target_x86_64::reserve_tlsdesc_entries): New function.
2287 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2288 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2289 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2290 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2291 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2292 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2293 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2294 add extra PLT entry for TLS descriptors.
2295 (Output_data_plt_x86_64::got_): New field.
2296 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2297 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2299 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2301 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2302 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2303 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2304 R_386_TLS_DESC_CALL relocations.
2305 (Target_x86_64::Scan::global): Likewise.
2306 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2307 for TLS descriptors.
2308 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2309 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2310 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2311 GD-to-IE relaxation.
2312 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2313 and TLS_DESCRIPTORS.
2314 * Makefile.in: Rebuild.
2315 * configure: Rebuild.
2316 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2317 (tls_test_shared2.so): New target.
2318 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2319 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2320 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2321 (tls_shared_gd_to_ie_test_LDADD): New variable.
2322 (tls_shared_gnu2_gd_to_ie_test): New target.
2323 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2325 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2326 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2327 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2328 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2329 (tls_shared_gnu2_test): New target.
2330 (tls_test_gnu2_shared.so): New target.
2331 (tls_shared_gnu2_test_SOURCES): New variable.
2332 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2333 (tls_shared_gnu2_test_LDFLAGS): New variable.
2334 (tls_shared_gnu2_test_LDADD): New variable.
2335 * testsuite/Makefile.in: Rebuild.
2336 * testsuite/Makefile.
2338 2008-04-11 Ian Lance Taylor <iant@google.com>
2340 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2342 * testsuite/Makefile.in: Rebuild.
2344 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2346 * testsuite/script_test_2.cc (main): Adjust test.
2348 2008-04-11 David S. Miller <davem@davemloft.net>
2349 Ian Lance Taylor <iant@google.com>
2351 * options.h (General_options): Add entries for '-Y' and
2353 * options.cc (General_options:finalize): If -Y was used, add those
2354 entries to the library path instead of the default "/lib" and
2357 2008-04-11 David S. Miller <davem@davemloft.net>
2359 * testsuite/justsyms.t: Start at 0x100.
2360 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2361 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2363 * testsuite/script_test_2.cc: Adjust string and section length
2366 2008-04-09 Ian Lance Taylor <iant@google.com>
2369 * script-sections.cc (Sections_element::allocate_to_segment): Add
2371 (Output_section_definition::allocate_to_segment): Likewise.
2372 (Orphan_output_section::allocate_to_segment): Likewise.
2373 (Script_sections::attach_sections_using_phdrs_clause): Don't
2374 propagate non-PT_LOAD segments to orphan sections.
2375 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2376 readelf rather than objdump.
2377 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2378 .interp section and PT_INTERP segment are the same size.
2379 * testsuite/Makefile.in: Rebuild.
2381 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2382 aliases for symbols defined in the same object.
2383 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2384 (weak_alias_test_SOURCES): New variable.
2385 (weak_alias_test_DEPENDENCIES): New variable.
2386 (weak_alias_test_LDFLAGS): New variable.
2387 (weak_alias_test_LDADD): New variable.
2388 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2389 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2390 (weak_alias_test_3.o): New target.
2391 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2392 * testsuite/weak_alias_test_main.cc: New file.
2393 * testsuite/weak_alias_test_1.cc: New file.
2394 * testsuite/weak_alias_test_2.cc: New file.
2395 * testsuite/weak_alias_test_3.cc: New file.
2397 2008-04-08 Ian Lance Taylor <iant@google.com>
2399 * options.h (class General_options): Add --noinhibit-exec option.
2400 * main.cc (main): Check --noinhibit-exec.
2402 * options.h (class General_options): Define --wrap as a special
2403 option. Add wrap_symbols_ field.
2404 (General_options::any_wrap_symbols): New function.
2405 (General_options::is_wrap_symbol): New function.
2406 * options.cc (General_options::parse_wrap): New function.
2407 (General_options::General_options): Initialize wrap_symbols_.
2408 * symtab.cc (Symbol_table::wrap_symbol): New function.
2409 (Symbol_table::add_from_object): Handle --wrap.
2410 * symtab.h (class Symbol_table): Declare wrap_symbol.
2411 * target.h (Target::wrap_char): New function.
2412 (Target::Target_info): Add wrap_char field.
2413 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2414 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2415 * testsuite/testfile.cc (Target_test::test_target_info):
2418 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2421 * layout.h (class Layout): Add added_eh_frame_data_ field.
2422 * layout.cc (Layout::Layout): Initialize new field.
2423 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2424 output section until we find a section we merged successfully.
2425 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2426 that the size be non-zero.
2428 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2431 2008-04-08 Craig Silverstein <csilvers@google.com>
2433 * configure.ac: Export new conditional variable HAVE_ZLIB.
2434 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2436 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2437 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2439 2008-04-07 Ian Lance Taylor <iant@google.com>
2441 * version.cc (version_string): Set to "1.5".
2443 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2444 Add issued_non_pic_error_ field. Declare check_non_pic.
2445 (Target_x86_64::Scan::check_non_pic): New function.
2446 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2447 (Target_x86_64::Scan::global): Likewise.
2449 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2450 addend parameter. Change caller. Handle merge sections.
2451 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2452 Address to Addend. Don't add in the result of
2453 local_section_offset, pass down the addend and use the returned
2455 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2456 Update declarations of local_section_offset and symbol_value.
2457 * testsuite/two_file_test_1.cc (t18): New function.
2458 * testsuite/two_file_test_2.cc (f18): New function.
2459 * testsuite/two_file_test_main.cc (main): Call t18.
2460 * testsuite/two_file_test.h (t18, f18): Declare.
2462 * configure.ac: Don't test for objdump, c++filt, or readelf.
2463 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2465 (TEST_READELF): New variable.
2466 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2467 (check_PROGRAMS): Add two_file_strip_test.
2468 (two_file_strip_test): New target.
2469 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2470 (two_file_same_shared_strip_test_SOURCES): New variable.
2471 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2472 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2473 (two_file_same_shared_strip_test_LDADD): New variable.
2474 (two_file_shared_strip.so): New target.
2475 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2476 (ver_test_5.syms, ver_test_7.syms): Likewise.
2477 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2478 (strip_test_3.stdout): Use TEST_OBJDUMP.
2479 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2481 2008-04-04 Cary Coutant <ccoutant@google.com>
2483 * symtab.h (Symbol::is_weak_undefined): New function.
2484 (Symbol::is_strong_undefined): New function.
2485 (Symbol::is_absolute): New function.
2486 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2487 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2489 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2490 (weak_undef_test): New target.
2491 * testsuite/Makefile.in: Rebuild.
2492 * testsuite/weak_undef_file1.cc: New file.
2493 * testsuite/weak_undef_file2.cc: New file.
2494 * testsuite/weak_undef_test.cc: New file.
2496 2008-04-03 Craig Silverstein <csilvers@google.com>
2498 * compressed_output.h (class Output_compressed_section): Use
2500 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2502 (zlib_compressed_suffix): Removed.
2503 (Output_compressed_section::set_final_data_size): Use unsigned
2505 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2506 Fix linker invocation.
2507 (flagstest_o_specialfile_and_compress_debug_sections):
2509 * testsuite/Makefile.in: Regenerated.
2511 2008-04-02 David S. Miller <davem@davemloft.net>
2513 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2514 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2516 2008-04-02 Craig Silverstein <csilvers@google.com>
2520 2008-04-02 Ian Lance Taylor <iant@google.com>
2522 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2523 parameters. Update for new key type to views_. Change all
2525 (File_read::read): Adjust for byteshift in returned view.
2526 (File_read::add_view): New function, broken out of
2528 (File_read::make_view): New function, broken out of
2530 (File_read::find_or_make_view): Add offset and aligned
2531 parameters. Rewrite accordingly. Change all callers.
2532 (File_read::get_view): Add offset and aligned parameters. Adjust
2533 for byteshift in return value.
2534 (File_read::get_lasting_view): Likewise.
2535 * fileread.h (class File_read): Update declarations.
2536 (class File_read::View): Add byteshift_ field. Add byteshift to
2537 constructor. Add byteshift method.
2538 * archive.h (Archive::clear_uncached_views): New function.
2539 (Archive::get_view): Add aligned parameter. Change all callers.
2540 * object.h (Object::get_view): Add aligned parameter. Change all
2542 (Object::get_lasting_view): Likewise.
2544 * fileread.cc (File_read::release): Don't call clear_views if
2545 there are multiple objects.
2546 * fileread.h (File_read::clear_uncached_views): New function.
2547 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2550 2008-03-31 Cary Coutant <ccoutant@google.com>
2552 Add thin archive support.
2553 * archive.cc (Archive::armagt): New const.
2554 (Archive::setup): Remove task parameter and calls to unlock.
2555 (Archive::unlock_nested_archives): New function.
2556 (Archive::read_header): Add nested_off parameter. Change
2558 (Archive::interpret_header): Likewise.
2559 (Archive::include_all_members): Change to handle thin
2561 (Archive::include_member): Likewise.
2562 * archive.h (Archive::Archive): Add new parameters and
2564 (Archive::armagt): New const.
2565 (Archive::setup): Remove task parameter.
2566 (Archive::unlock_nested_archives): New function.
2567 (Archive::read_header): Add nested_off parameter.
2568 (Archive::interpret_header): Likewise.
2569 (Archive::Nested_archive_table): New typedef.
2570 (Archive::is_thin_archive_): New field.
2571 (Archive::nested_archives_): New field.
2572 (Archive::options_): New field.
2573 (Archive::dirpath_): New field.
2574 (Archive::task_): New field.
2575 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2576 for thin archives. Pass additional parameters to
2577 Archive::Archive. Unlock the archive file after calling
2580 2008-03-29 Ian Lance Taylor <iant@google.com>
2582 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2583 version symbol to be local.
2584 * testsuite/ver_test_4.sh: New file.
2585 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2586 (check_DATA): Add ver_test_4.syms.
2587 (ver_test_4.syms): New target.
2588 * testsuite/Makefile.in: Rebuild.
2591 (Output_section::Input_section_sort_entry::has_priority): New
2593 (Output_section::Input_section_sort_entry::match_file_name): New
2595 (Output_section::Input_section_sort_entry::match_section_name):
2597 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2599 (Output_section::Input_section_sort_entry::match_section_file):
2601 (Output_section::Input_section_sort_compare::operator()): Rewrite
2602 using new Input_section_sort_entry functions. Sort crtbegin and
2603 crtend first. Sort sections with no priority before sections with
2605 * testsuite/initpri1.c (d3): Check j != 4.
2606 (cd5): New constructor/destructor function.
2607 (main): Check j != 2.
2609 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2610 new symbol when resolving, don't call set_is_default.
2611 * testsuite/ver_test_7.cc: New file.
2612 * testsuite/ver_test_7.sh: New file.
2613 * testsuite/Makefile.am (ver_test_7.so): New target.
2614 (ver_test_7.o): New target.
2615 (check_SCRIPTS): Add ver_test_7.sh.
2616 (check_DATA): Add ver_test_7.syms.
2617 (ver_test_7.syms): New target.
2619 2008-03-28 Ian Lance Taylor <iant@google.com>
2621 * layout.cc (Layout::layout): If we see an input section with a
2622 name that needs sorting, set the must_sort flag for the output
2624 (Layout::make_output_section): If the name of the output section
2625 indicates that it might require sorting, set the may_sort flag.
2626 * output.h (Output_section::may_sort_attached_input_sections): New
2628 (Output_section::set_may_sort_attached_input_sections): New
2630 (Output_section::must_sort_attached_input_sections): New
2632 (Output_section::set_must_sort_attached_input_sections): New
2634 (class Output_section): Declare Input_section_sort_entry. Define
2635 Input_section_sort_compare. Declare
2636 sort_attached_input_sections. Add new fields:
2637 may_sort_attached_input_sections_,
2638 must_sort_attached_input_sections_,
2639 attached_input_sections_are_sorted_.
2640 * output.cc (Output_section::Output_section): Initialize new
2642 (Output_section::add_input_section): Add an entry to
2643 input_sections_ if may_sort or must_sort are true.
2644 (Output_section::set_final_data_size): Call
2645 sort_attached_input_sections if necessary.
2646 (Output_section::Input_section_sort_entry): Define new class.
2647 (Output_section::Input_section_sort_compare::operator()): New
2649 (Output_section::sort_attached_input_sections): New function.
2650 * configure.ac: Check whether the compiler supports constructor
2651 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2652 * testsuite/initpri1.c: New file.
2653 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2654 CONSTRUCTOR_PRIORITY.
2655 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2656 (initpri1_LDFLAGS): New variable.
2657 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2659 2008-03-27 Ian Lance Taylor <iant@google.com>
2661 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2662 * testsuite/common_test_1.c: New file.
2663 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2664 (common_test_1_SOURCES): New variable.
2665 (common_test_1_DEPENDENCIES): New variable.
2666 (common_test_1_LDFLAGS): New variable.
2668 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2669 and commons_ correctly when NAME/VERSION does not override
2671 * testsuite/ver_test_6.c: New file.
2672 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2673 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2674 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2676 2008-03-26 Ian Lance Taylor <iant@google.com>
2678 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2679 of an undefined symbol from a version script.
2680 * testsuite/Makefile.am (ver_test_5.so): New target.
2681 (ver_test_5.o): New target.
2682 (check_SCRIPTS): Add ver_test_5.sh.
2683 (check_DATA): Add ver_test_5.syms.
2684 (ver_test_5.syms): New target.
2685 * testsuite/ver_test_5.cc: New file.
2686 * testsuite/ver_test_5.script: New file.
2687 * testsuite/ver_test_5.sh: New file.
2688 * Makefile.in, testsuite/Makefile.in: Rebuild.
2691 Fix problems building gold with gcc 4.3.0.
2692 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2693 (gold_error_at_location, gold_warning_at_location): Use it.
2694 * configure.ac: Check whether we can compile and use a template
2695 function with a printf attribute.
2696 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2697 when jumping over bytes.
2698 * object.cc: Instantiate Object::read_section_data.
2699 * debug.h: Include <cstring>
2700 * dwarf_reader.cc: Include <algorithm>
2701 * main.cc: Include <cstring>.
2702 * options.cc: Include <cstring>.
2703 * output.cc: Include <cstring>.
2704 * script.cc: Include <cstring>.
2705 * script.h: Include <string>.
2706 * symtab.cc: Include <cstring> and <algorithm>.
2707 * target-select.cc: Include <cstring>.
2708 * version.cc: Include <string>.
2709 * testsuite/testmain.cc: Include <cstdlib>.
2710 * configure, config.in: Rebuild.
2712 2008-03-25 Ian Lance Taylor <iant@google.com>
2714 * options.cc: Include "../bfd/bfdver.h".
2715 (options::help): Print bug reporting address.
2717 * version.cc (print_version): Adjust output for current value of
2722 * options.cc (options::help): Print list of supported targets.
2723 * target-select.h: Include <vector>.
2724 (class Target_selector): Make machine_, size_, and is_big_endian_
2725 fields const. Add bfd_name_ and instantiated_target_ fields.
2726 (Target_selector::Target_selector): Add bfd_name parameter.
2727 (Target_selector::recognize): Make non-virtual, call
2729 (Target_selector::recognize_by_name): Make non-virtual, call
2730 do_recognize_by_name.
2731 (Target_selector::supported_names): New function.
2732 (Target_selector::bfd_name): New function.
2733 (Target_selector::do_instantiate_target): New pure virtual
2735 (Target_selector::do_recognize): New virtual function.
2736 (Target_selector::do_recognize_by_name): New virtual function.
2737 (Target_selector::instantiate_target): New private function.
2738 (supported_target_names): Declare.
2739 * target-select.cc (Target_selector::Target_selector): Update for
2740 new parameter and fields.
2741 (select_target_by_name): Check that the name matches before
2742 calling recognize_by_name.
2743 (supported_target_names): New function.
2744 * i386.cc (class Target_selector_i386): Update Target_selector
2745 constructor call. Remove recognize and recognize_by_name. Add
2746 do_instantiate_target.
2747 * x86_64.cc (class Target_selector_x86_64): Likewise.
2748 * testsuite/testfile.cc (class Target_selector_test): Update for
2749 changes to Target_selector.
2751 * README: Rewrite, with some notes on unsupported features.
2753 2008-03-24 Cary Coutant <ccoutant@google.com>
2755 * i386.cc (Target_i386::Got_type): New enum declaration.
2756 (Target_i386::Scan::local): Updated callers of Output_data_got
2758 (Target_i386::Scan::global): Likewise.
2759 (Target_i386::Relocate::relocate): Likewise.
2760 (Target_i386::Relocate::relocate_tls): Likewise.
2761 * object.h (Got_offset_list): New class.
2762 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2763 (Sized_relobj::local_got_offset): Likewise.
2764 (Sized_relobj::set_local_got_offset): Likewise.
2765 (Sized_relobj::local_has_tls_got_offset): Removed.
2766 (Sized_relobj::local_tls_got_offset): Removed.
2767 (Sized_relobj::set_local_tls_got_offset): Removed.
2768 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2769 * output.cc (Output_data_got::add_global): Added got_type parameter.
2770 (Output_data_got::add_global_with_rel): Likewise.
2771 (Output_data_got::add_global_with_rela): Likewise.
2772 (Output_data_got::add_global_pair_with_rel): New function.
2773 (Output_data_got::add_global_pair_with_rela): New function.
2774 (Output_data_got::add_local): Added got_type parameter.
2775 (Output_data_got::add_local_with_rel): Likewise.
2776 (Output_data_got::add_local_with_rela): Likewise.
2777 (Output_data_got::add_local_pair_with_rel): New function.
2778 (Output_data_got::add_local_pair_with_rela): New function.
2779 (Output_data_got::add_global_tls): Removed.
2780 (Output_data_got::add_global_tls_with_rel): Removed.
2781 (Output_data_got::add_global_tls_with_rela): Removed.
2782 (Output_data_got::add_local_tls): Removed.
2783 (Output_data_got::add_local_tls_with_rel): Removed.
2784 (Output_data_got::add_local_tls_with_rela): Removed.
2785 * output.h (Output_data_got::add_global): Added got_type parameter.
2786 (Output_data_got::add_global_with_rel): Likewise.
2787 (Output_data_got::add_global_with_rela): Likewise.
2788 (Output_data_got::add_global_pair_with_rel): New function.
2789 (Output_data_got::add_global_pair_with_rela): New function.
2790 (Output_data_got::add_local): Added got_type parameter.
2791 (Output_data_got::add_local_with_rel): Likewise.
2792 (Output_data_got::add_local_with_rela): Likewise.
2793 (Output_data_got::add_local_pair_with_rel): New function.
2794 (Output_data_got::add_local_pair_with_rela): New function.
2795 (Output_data_got::add_global_tls): Removed.
2796 (Output_data_got::add_global_tls_with_rel): Removed.
2797 (Output_data_got::add_global_tls_with_rela): Removed.
2798 (Output_data_got::add_local_tls): Removed.
2799 (Output_data_got::add_local_tls_with_rel): Removed.
2800 (Output_data_got::add_local_tls_with_rela): Removed.
2801 * resolve.cc (Symbol::override_base_with_special): Removed
2802 reference to has_got_offset_ field.
2803 * symtab.cc (Symbol::init_fields): Replaced initialization
2804 of got_offset_ with got_offsets_. Removed initialization
2806 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
2807 (Symbol::got_offset): Likewise.
2808 (Symbol::set_got_offset): Likewise.
2809 (Symbol::has_tls_got_offset): Removed.
2810 (Symbol::tls_got_offset): Removed.
2811 (Symbol::set_tls_got_offset): Removed.
2812 (Symbol::got_offset_): Removed.
2813 (Symbol::tls_mod_got_offset_): Removed.
2814 (Symbol::tls_pair_got_offset_): Removed.
2815 (Symbol::got_offsets_): New field.
2816 (Symbol::has_got_offset): Removed.
2817 (Symbol::has_tls_mod_got_offset): Removed.
2818 (Symbol::has_tls_pair_got_offset): Removed.
2819 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2820 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2822 (Target_x86_64::Scan::global): Likewise.
2823 (Target_x86_64::Relocate::relocate): Likewise.
2824 (Target_x86_64::Relocate::relocate_tls): Likewise.
2826 2008-03-25 Ben Elliston <bje@au.ibm.com>
2828 * yyscript.y: Fix spelling error in comment.
2830 2008-03-24 Ian Lance Taylor <iant@google.com>
2832 * options.h (class General_options): Define build_id option.
2833 * layout.h (class Layout): Declare write_build_id, create_note,
2834 create_build_id. Add build_id_note_ member.
2835 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2836 "libiberty.h", "md5.h", "sha1.h".
2837 (Layout::Layout): Initialize eh_frame_data_,
2838 eh_frame_hdr_section_, and build_id_note_.
2839 (Layout::finalize): Call create_build_id.
2840 (Layout::create_note): New function, broken out of
2841 Layout::create_gold_note.
2842 (Layout::create_gold_note): Call create_note.
2843 (Layout::create_build_id): New function.
2844 (Layout::write_build_id): New function.
2845 (Close_task_runner::run): Call write_build_id.
2847 * x86_64.cc: Correct license to GPLv3.
2849 2008-03-23 Ian Lance Taylor <iant@google.com>
2851 * options.cc: Include "demangle.h".
2852 (parse_optional_string): New function.
2853 (parse_long_option): Handle takes_optional_argument.
2854 (parse_short_option): Update dash_z initializer. Handle
2855 takes_optional_argument.
2856 (General_options::General_options): Initialize do_demangle_.
2857 (General_options::finalize): Set do_demangle_. Handle demangling
2859 * options.h (parse_optional_string): Declare.
2860 (struct One_option): Add optional_arg field. Update constructor.
2861 Update call constructor calls. Add takes_optional_argument
2863 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2864 (DEFINE_optional_string): Define.
2865 (General_options::demangle): Change from DEFINE_bool to
2866 DEFINE_optional_string.
2867 (General_options::no_demangle): New function.
2868 (General_options::do_demangle): New function.
2869 (General_options::set_do_demangle): New function.
2870 (General_options::execstack_status_): Move definition to end of
2872 (General_options::static_): Likewise.
2873 (General_options::do_demangle_): New field.
2874 * object.cc (big_endian>::get_symbol_location_info): Call
2875 Options::do_demangle, not Options::demangle.
2876 * symtab.cc (demangle): Likewise.
2878 2008-03-22 Ian Lance Taylor <iant@google.com>
2880 * gold.h: Include <cstddef> and <sys/types.h>
2881 * options.h: Include <cstring>.
2883 2008-03-21 Ian Lance Taylor <iant@google.com>
2885 * Added source code to GNU binutils.